]> git.proxmox.com Git - ceph.git/blame - ceph/src/dpdk/drivers/net/bnx2x/elink.c
bump version to 12.2.12-pve1
[ceph.git] / ceph / src / dpdk / drivers / net / bnx2x / elink.c
CommitLineData
7c673cae
FG
1/*
2 * Copyright (c) 2007-2013 QLogic Corporation. All rights reserved.
3 *
4 * Eric Davis <edavis@broadcom.com>
5 * David Christensen <davidch@broadcom.com>
6 * Gary Zambrano <zambrano@broadcom.com>
7 *
8 * Copyright (c) 2013-2015 Brocade Communications Systems, Inc.
9 * Copyright (c) 2015 QLogic Corporation.
10 * All rights reserved.
11 * www.qlogic.com
12 *
13 * See LICENSE.bnx2x_pmd for copyright and licensing details.
14 */
15
16#include "bnx2x.h"
17#include "elink.h"
18#include "ecore_mfw_req.h"
19#include "ecore_fw_defs.h"
20#include "ecore_hsi.h"
21#include "ecore_reg.h"
22
23static elink_status_t elink_link_reset(struct elink_params *params,
24 struct elink_vars *vars,
25 uint8_t reset_ext_phy);
26static elink_status_t elink_check_half_open_conn(struct elink_params *params,
27 struct elink_vars *vars,
28 uint8_t notify);
29static elink_status_t elink_sfp_module_detection(struct elink_phy *phy,
30 struct elink_params *params);
31
32#define MDIO_REG_BANK_CL73_IEEEB0 0x0
33#define MDIO_CL73_IEEEB0_CL73_AN_CONTROL 0x0
34#define MDIO_CL73_IEEEB0_CL73_AN_CONTROL_RESTART_AN 0x0200
35#define MDIO_CL73_IEEEB0_CL73_AN_CONTROL_AN_EN 0x1000
36#define MDIO_CL73_IEEEB0_CL73_AN_CONTROL_MAIN_RST 0x8000
37
38#define MDIO_REG_BANK_CL73_IEEEB1 0x10
39#define MDIO_CL73_IEEEB1_AN_ADV1 0x00
40#define MDIO_CL73_IEEEB1_AN_ADV1_PAUSE 0x0400
41#define MDIO_CL73_IEEEB1_AN_ADV1_ASYMMETRIC 0x0800
42#define MDIO_CL73_IEEEB1_AN_ADV1_PAUSE_BOTH 0x0C00
43#define MDIO_CL73_IEEEB1_AN_ADV1_PAUSE_MASK 0x0C00
44#define MDIO_CL73_IEEEB1_AN_ADV2 0x01
45#define MDIO_CL73_IEEEB1_AN_ADV2_ADVR_1000M 0x0000
46#define MDIO_CL73_IEEEB1_AN_ADV2_ADVR_1000M_KX 0x0020
47#define MDIO_CL73_IEEEB1_AN_ADV2_ADVR_10G_KX4 0x0040
48#define MDIO_CL73_IEEEB1_AN_ADV2_ADVR_10G_KR 0x0080
49#define MDIO_CL73_IEEEB1_AN_LP_ADV1 0x03
50#define MDIO_CL73_IEEEB1_AN_LP_ADV1_PAUSE 0x0400
51#define MDIO_CL73_IEEEB1_AN_LP_ADV1_ASYMMETRIC 0x0800
52#define MDIO_CL73_IEEEB1_AN_LP_ADV1_PAUSE_BOTH 0x0C00
53#define MDIO_CL73_IEEEB1_AN_LP_ADV1_PAUSE_MASK 0x0C00
54#define MDIO_CL73_IEEEB1_AN_LP_ADV2 0x04
55
56#define MDIO_REG_BANK_RX0 0x80b0
57#define MDIO_RX0_RX_STATUS 0x10
58#define MDIO_RX0_RX_STATUS_SIGDET 0x8000
59#define MDIO_RX0_RX_STATUS_RX_SEQ_DONE 0x1000
60#define MDIO_RX0_RX_EQ_BOOST 0x1c
61#define MDIO_RX0_RX_EQ_BOOST_EQUALIZER_CTRL_MASK 0x7
62#define MDIO_RX0_RX_EQ_BOOST_OFFSET_CTRL 0x10
63
64#define MDIO_REG_BANK_RX1 0x80c0
65#define MDIO_RX1_RX_EQ_BOOST 0x1c
66#define MDIO_RX1_RX_EQ_BOOST_EQUALIZER_CTRL_MASK 0x7
67#define MDIO_RX1_RX_EQ_BOOST_OFFSET_CTRL 0x10
68
69#define MDIO_REG_BANK_RX2 0x80d0
70#define MDIO_RX2_RX_EQ_BOOST 0x1c
71#define MDIO_RX2_RX_EQ_BOOST_EQUALIZER_CTRL_MASK 0x7
72#define MDIO_RX2_RX_EQ_BOOST_OFFSET_CTRL 0x10
73
74#define MDIO_REG_BANK_RX3 0x80e0
75#define MDIO_RX3_RX_EQ_BOOST 0x1c
76#define MDIO_RX3_RX_EQ_BOOST_EQUALIZER_CTRL_MASK 0x7
77#define MDIO_RX3_RX_EQ_BOOST_OFFSET_CTRL 0x10
78
79#define MDIO_REG_BANK_RX_ALL 0x80f0
80#define MDIO_RX_ALL_RX_EQ_BOOST 0x1c
81#define MDIO_RX_ALL_RX_EQ_BOOST_EQUALIZER_CTRL_MASK 0x7
82#define MDIO_RX_ALL_RX_EQ_BOOST_OFFSET_CTRL 0x10
83
84#define MDIO_REG_BANK_TX0 0x8060
85#define MDIO_TX0_TX_DRIVER 0x17
86#define MDIO_TX0_TX_DRIVER_PREEMPHASIS_MASK 0xf000
87#define MDIO_TX0_TX_DRIVER_PREEMPHASIS_SHIFT 12
88#define MDIO_TX0_TX_DRIVER_IDRIVER_MASK 0x0f00
89#define MDIO_TX0_TX_DRIVER_IDRIVER_SHIFT 8
90#define MDIO_TX0_TX_DRIVER_IPREDRIVER_MASK 0x00f0
91#define MDIO_TX0_TX_DRIVER_IPREDRIVER_SHIFT 4
92#define MDIO_TX0_TX_DRIVER_IFULLSPD_MASK 0x000e
93#define MDIO_TX0_TX_DRIVER_IFULLSPD_SHIFT 1
94#define MDIO_TX0_TX_DRIVER_ICBUF1T 1
95
96#define MDIO_REG_BANK_TX1 0x8070
97#define MDIO_TX1_TX_DRIVER 0x17
98#define MDIO_TX0_TX_DRIVER_PREEMPHASIS_MASK 0xf000
99#define MDIO_TX0_TX_DRIVER_PREEMPHASIS_SHIFT 12
100#define MDIO_TX0_TX_DRIVER_IDRIVER_MASK 0x0f00
101#define MDIO_TX0_TX_DRIVER_IDRIVER_SHIFT 8
102#define MDIO_TX0_TX_DRIVER_IPREDRIVER_MASK 0x00f0
103#define MDIO_TX0_TX_DRIVER_IPREDRIVER_SHIFT 4
104#define MDIO_TX0_TX_DRIVER_IFULLSPD_MASK 0x000e
105#define MDIO_TX0_TX_DRIVER_IFULLSPD_SHIFT 1
106#define MDIO_TX0_TX_DRIVER_ICBUF1T 1
107
108#define MDIO_REG_BANK_TX2 0x8080
109#define MDIO_TX2_TX_DRIVER 0x17
110#define MDIO_TX0_TX_DRIVER_PREEMPHASIS_MASK 0xf000
111#define MDIO_TX0_TX_DRIVER_PREEMPHASIS_SHIFT 12
112#define MDIO_TX0_TX_DRIVER_IDRIVER_MASK 0x0f00
113#define MDIO_TX0_TX_DRIVER_IDRIVER_SHIFT 8
114#define MDIO_TX0_TX_DRIVER_IPREDRIVER_MASK 0x00f0
115#define MDIO_TX0_TX_DRIVER_IPREDRIVER_SHIFT 4
116#define MDIO_TX0_TX_DRIVER_IFULLSPD_MASK 0x000e
117#define MDIO_TX0_TX_DRIVER_IFULLSPD_SHIFT 1
118#define MDIO_TX0_TX_DRIVER_ICBUF1T 1
119
120#define MDIO_REG_BANK_TX3 0x8090
121#define MDIO_TX3_TX_DRIVER 0x17
122#define MDIO_TX0_TX_DRIVER_PREEMPHASIS_MASK 0xf000
123#define MDIO_TX0_TX_DRIVER_PREEMPHASIS_SHIFT 12
124#define MDIO_TX0_TX_DRIVER_IDRIVER_MASK 0x0f00
125#define MDIO_TX0_TX_DRIVER_IDRIVER_SHIFT 8
126#define MDIO_TX0_TX_DRIVER_IPREDRIVER_MASK 0x00f0
127#define MDIO_TX0_TX_DRIVER_IPREDRIVER_SHIFT 4
128#define MDIO_TX0_TX_DRIVER_IFULLSPD_MASK 0x000e
129#define MDIO_TX0_TX_DRIVER_IFULLSPD_SHIFT 1
130#define MDIO_TX0_TX_DRIVER_ICBUF1T 1
131
132#define MDIO_REG_BANK_XGXS_BLOCK0 0x8000
133#define MDIO_BLOCK0_XGXS_CONTROL 0x10
134
135#define MDIO_REG_BANK_XGXS_BLOCK1 0x8010
136#define MDIO_BLOCK1_LANE_CTRL0 0x15
137#define MDIO_BLOCK1_LANE_CTRL1 0x16
138#define MDIO_BLOCK1_LANE_CTRL2 0x17
139#define MDIO_BLOCK1_LANE_PRBS 0x19
140
141#define MDIO_REG_BANK_XGXS_BLOCK2 0x8100
142#define MDIO_XGXS_BLOCK2_RX_LN_SWAP 0x10
143#define MDIO_XGXS_BLOCK2_RX_LN_SWAP_ENABLE 0x8000
144#define MDIO_XGXS_BLOCK2_RX_LN_SWAP_FORCE_ENABLE 0x4000
145#define MDIO_XGXS_BLOCK2_TX_LN_SWAP 0x11
146#define MDIO_XGXS_BLOCK2_TX_LN_SWAP_ENABLE 0x8000
147#define MDIO_XGXS_BLOCK2_UNICORE_MODE_10G 0x14
148#define MDIO_XGXS_BLOCK2_UNICORE_MODE_10G_CX4_XGXS 0x0001
149#define MDIO_XGXS_BLOCK2_UNICORE_MODE_10G_HIGIG_XGXS 0x0010
150#define MDIO_XGXS_BLOCK2_TEST_MODE_LANE 0x15
151
152#define MDIO_REG_BANK_GP_STATUS 0x8120
153#define MDIO_GP_STATUS_TOP_AN_STATUS1 0x1B
154#define MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_AUTONEG_COMPLETE 0x0001
155#define MDIO_GP_STATUS_TOP_AN_STATUS1_CL37_AUTONEG_COMPLETE 0x0002
156#define MDIO_GP_STATUS_TOP_AN_STATUS1_LINK_STATUS 0x0004
157#define MDIO_GP_STATUS_TOP_AN_STATUS1_DUPLEX_STATUS 0x0008
158#define MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_MR_LP_NP_AN_ABLE 0x0010
159#define MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_LP_NP_BAM_ABLE 0x0020
160#define MDIO_GP_STATUS_TOP_AN_STATUS1_PAUSE_RSOLUTION_TXSIDE 0x0040
161#define MDIO_GP_STATUS_TOP_AN_STATUS1_PAUSE_RSOLUTION_RXSIDE 0x0080
162#define MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_MASK 0x3f00
163#define MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10M 0x0000
164#define MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_100M 0x0100
165#define MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_1G 0x0200
166#define MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_2_5G 0x0300
167#define MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_5G 0x0400
168#define MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_6G 0x0500
169#define MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_HIG 0x0600
170#define MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_CX4 0x0700
171#define MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_12G_HIG 0x0800
172#define MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_12_5G 0x0900
173#define MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_13G 0x0A00
174#define MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_15G 0x0B00
175#define MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_16G 0x0C00
176#define MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_1G_KX 0x0D00
177#define MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_KX4 0x0E00
178#define MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_KR 0x0F00
179#define MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_XFI 0x1B00
180#define MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_20G_DXGXS 0x1E00
181#define MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_SFI 0x1F00
182#define MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_20G_KR2 0x3900
183
184#define MDIO_REG_BANK_10G_PARALLEL_DETECT 0x8130
185#define MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_STATUS 0x10
186#define MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_STATUS_PD_LINK 0x8000
187#define MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL 0x11
188#define MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL_PARDET10G_EN 0x1
189#define MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_LINK 0x13
190#define MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_LINK_CNT (0xb71<<1)
191
192#define MDIO_REG_BANK_SERDES_DIGITAL 0x8300
193#define MDIO_SERDES_DIGITAL_A_1000X_CONTROL1 0x10
194#define MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_FIBER_MODE 0x0001
195#define MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_TBI_IF 0x0002
196#define MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_SIGNAL_DETECT_EN 0x0004
197#define MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_INVERT_SIGNAL_DETECT 0x0008
198#define MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_AUTODET 0x0010
199#define MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_MSTR_MODE 0x0020
200#define MDIO_SERDES_DIGITAL_A_1000X_CONTROL2 0x11
201#define MDIO_SERDES_DIGITAL_A_1000X_CONTROL2_PRL_DT_EN 0x0001
202#define MDIO_SERDES_DIGITAL_A_1000X_CONTROL2_AN_FST_TMR 0x0040
203#define MDIO_SERDES_DIGITAL_A_1000X_STATUS1 0x14
204#define MDIO_SERDES_DIGITAL_A_1000X_STATUS1_SGMII 0x0001
205#define MDIO_SERDES_DIGITAL_A_1000X_STATUS1_LINK 0x0002
206#define MDIO_SERDES_DIGITAL_A_1000X_STATUS1_DUPLEX 0x0004
207#define MDIO_SERDES_DIGITAL_A_1000X_STATUS1_SPEED_MASK 0x0018
208#define MDIO_SERDES_DIGITAL_A_1000X_STATUS1_SPEED_SHIFT 3
209#define MDIO_SERDES_DIGITAL_A_1000X_STATUS1_SPEED_2_5G 0x0018
210#define MDIO_SERDES_DIGITAL_A_1000X_STATUS1_SPEED_1G 0x0010
211#define MDIO_SERDES_DIGITAL_A_1000X_STATUS1_SPEED_100M 0x0008
212#define MDIO_SERDES_DIGITAL_A_1000X_STATUS1_SPEED_10M 0x0000
213#define MDIO_SERDES_DIGITAL_A_1000X_STATUS2 0x15
214#define MDIO_SERDES_DIGITAL_A_1000X_STATUS2_AN_DISABLED 0x0002
215#define MDIO_SERDES_DIGITAL_MISC1 0x18
216#define MDIO_SERDES_DIGITAL_MISC1_REFCLK_SEL_MASK 0xE000
217#define MDIO_SERDES_DIGITAL_MISC1_REFCLK_SEL_25M 0x0000
218#define MDIO_SERDES_DIGITAL_MISC1_REFCLK_SEL_100M 0x2000
219#define MDIO_SERDES_DIGITAL_MISC1_REFCLK_SEL_125M 0x4000
220#define MDIO_SERDES_DIGITAL_MISC1_REFCLK_SEL_156_25M 0x6000
221#define MDIO_SERDES_DIGITAL_MISC1_REFCLK_SEL_187_5M 0x8000
222#define MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_SEL 0x0010
223#define MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_MASK 0x000f
224#define MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_2_5G 0x0000
225#define MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_5G 0x0001
226#define MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_6G 0x0002
227#define MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_10G_HIG 0x0003
228#define MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_10G_CX4 0x0004
229#define MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_12G 0x0005
230#define MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_12_5G 0x0006
231#define MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_13G 0x0007
232#define MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_15G 0x0008
233#define MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_16G 0x0009
234
235#define MDIO_REG_BANK_OVER_1G 0x8320
236#define MDIO_OVER_1G_DIGCTL_3_4 0x14
237#define MDIO_OVER_1G_DIGCTL_3_4_MP_ID_MASK 0xffe0
238#define MDIO_OVER_1G_DIGCTL_3_4_MP_ID_SHIFT 5
239#define MDIO_OVER_1G_UP1 0x19
240#define MDIO_OVER_1G_UP1_2_5G 0x0001
241#define MDIO_OVER_1G_UP1_5G 0x0002
242#define MDIO_OVER_1G_UP1_6G 0x0004
243#define MDIO_OVER_1G_UP1_10G 0x0010
244#define MDIO_OVER_1G_UP1_10GH 0x0008
245#define MDIO_OVER_1G_UP1_12G 0x0020
246#define MDIO_OVER_1G_UP1_12_5G 0x0040
247#define MDIO_OVER_1G_UP1_13G 0x0080
248#define MDIO_OVER_1G_UP1_15G 0x0100
249#define MDIO_OVER_1G_UP1_16G 0x0200
250#define MDIO_OVER_1G_UP2 0x1A
251#define MDIO_OVER_1G_UP2_IPREDRIVER_MASK 0x0007
252#define MDIO_OVER_1G_UP2_IDRIVER_MASK 0x0038
253#define MDIO_OVER_1G_UP2_PREEMPHASIS_MASK 0x03C0
254#define MDIO_OVER_1G_UP3 0x1B
255#define MDIO_OVER_1G_UP3_HIGIG2 0x0001
256#define MDIO_OVER_1G_LP_UP1 0x1C
257#define MDIO_OVER_1G_LP_UP2 0x1D
258#define MDIO_OVER_1G_LP_UP2_MR_ADV_OVER_1G_MASK 0x03ff
259#define MDIO_OVER_1G_LP_UP2_PREEMPHASIS_MASK 0x0780
260#define MDIO_OVER_1G_LP_UP2_PREEMPHASIS_SHIFT 7
261#define MDIO_OVER_1G_LP_UP3 0x1E
262
263#define MDIO_REG_BANK_REMOTE_PHY 0x8330
264#define MDIO_REMOTE_PHY_MISC_RX_STATUS 0x10
265#define MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_OVER1G_MSG 0x0010
266#define MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_BRCM_OUI_MSG 0x0600
267
268#define MDIO_REG_BANK_BAM_NEXT_PAGE 0x8350
269#define MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL 0x10
270#define MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_BAM_MODE 0x0001
271#define MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_TETON_AN 0x0002
272
273#define MDIO_REG_BANK_CL73_USERB0 0x8370
274#define MDIO_CL73_USERB0_CL73_UCTRL 0x10
275#define MDIO_CL73_USERB0_CL73_UCTRL_USTAT1_MUXSEL 0x0002
276#define MDIO_CL73_USERB0_CL73_USTAT1 0x11
277#define MDIO_CL73_USERB0_CL73_USTAT1_LINK_STATUS_CHECK 0x0100
278#define MDIO_CL73_USERB0_CL73_USTAT1_AN_GOOD_CHECK_BAM37 0x0400
279#define MDIO_CL73_USERB0_CL73_BAM_CTRL1 0x12
280#define MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_EN 0x8000
281#define MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_STATION_MNGR_EN 0x4000
282#define MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_NP_AFTER_BP_EN 0x2000
283#define MDIO_CL73_USERB0_CL73_BAM_CTRL3 0x14
284#define MDIO_CL73_USERB0_CL73_BAM_CTRL3_USE_CL73_HCD_MR 0x0001
285
286#define MDIO_REG_BANK_AER_BLOCK 0xFFD0
287#define MDIO_AER_BLOCK_AER_REG 0x1E
288
289#define MDIO_REG_BANK_COMBO_IEEE0 0xFFE0
290#define MDIO_COMBO_IEEE0_MII_CONTROL 0x10
291#define MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_MASK 0x2040
292#define MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_10 0x0000
293#define MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_100 0x2000
294#define MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_1000 0x0040
295#define MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX 0x0100
296#define MDIO_COMBO_IEEO_MII_CONTROL_RESTART_AN 0x0200
297#define MDIO_COMBO_IEEO_MII_CONTROL_AN_EN 0x1000
298#define MDIO_COMBO_IEEO_MII_CONTROL_LOOPBACK 0x4000
299#define MDIO_COMBO_IEEO_MII_CONTROL_RESET 0x8000
300#define MDIO_COMBO_IEEE0_MII_STATUS 0x11
301#define MDIO_COMBO_IEEE0_MII_STATUS_LINK_PASS 0x0004
302#define MDIO_COMBO_IEEE0_MII_STATUS_AUTONEG_COMPLETE 0x0020
303#define MDIO_COMBO_IEEE0_AUTO_NEG_ADV 0x14
304#define MDIO_COMBO_IEEE0_AUTO_NEG_ADV_FULL_DUPLEX 0x0020
305#define MDIO_COMBO_IEEE0_AUTO_NEG_ADV_HALF_DUPLEX 0x0040
306#define MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK 0x0180
307#define MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE 0x0000
308#define MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_SYMMETRIC 0x0080
309#define MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC 0x0100
310#define MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH 0x0180
311#define MDIO_COMBO_IEEE0_AUTO_NEG_ADV_NEXT_PAGE 0x8000
312#define MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1 0x15
313#define MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1_NEXT_PAGE 0x8000
314#define MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1_ACK 0x4000
315#define MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1_PAUSE_MASK 0x0180
316#define MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1_PAUSE_NONE 0x0000
317#define MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1_PAUSE_BOTH 0x0180
318#define MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1_HALF_DUP_CAP 0x0040
319#define MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1_FULL_DUP_CAP 0x0020
320/*WhenthelinkpartnerisinSGMIImode(bit0=1),then
321bit15=link,bit12=duplex,bits11:10=speed,bit14=acknowledge.
322Theotherbitsarereservedandshouldbezero*/
323#define MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1_SGMII_MODE 0x0001
324
325#define MDIO_PMA_DEVAD 0x1
326/*ieee*/
327#define MDIO_PMA_REG_CTRL 0x0
328#define MDIO_PMA_REG_STATUS 0x1
329#define MDIO_PMA_REG_10G_CTRL2 0x7
330#define MDIO_PMA_REG_TX_DISABLE 0x0009
331#define MDIO_PMA_REG_RX_SD 0xa
332/*bnx2x*/
333#define MDIO_PMA_REG_BNX2X_CTRL 0x0096
334#define MDIO_PMA_REG_FEC_CTRL 0x00ab
335#define MDIO_PMA_LASI_RXCTRL 0x9000
336#define MDIO_PMA_LASI_TXCTRL 0x9001
337#define MDIO_PMA_LASI_CTRL 0x9002
338#define MDIO_PMA_LASI_RXSTAT 0x9003
339#define MDIO_PMA_LASI_TXSTAT 0x9004
340#define MDIO_PMA_LASI_STAT 0x9005
341#define MDIO_PMA_REG_PHY_IDENTIFIER 0xc800
342#define MDIO_PMA_REG_DIGITAL_CTRL 0xc808
343#define MDIO_PMA_REG_DIGITAL_STATUS 0xc809
344#define MDIO_PMA_REG_TX_POWER_DOWN 0xca02
345#define MDIO_PMA_REG_CMU_PLL_BYPASS 0xca09
346#define MDIO_PMA_REG_MISC_CTRL 0xca0a
347#define MDIO_PMA_REG_GEN_CTRL 0xca10
348#define MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP 0x0188
349#define MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET 0x018a
350#define MDIO_PMA_REG_M8051_MSGIN_REG 0xca12
351#define MDIO_PMA_REG_M8051_MSGOUT_REG 0xca13
352#define MDIO_PMA_REG_ROM_VER1 0xca19
353#define MDIO_PMA_REG_ROM_VER2 0xca1a
354#define MDIO_PMA_REG_EDC_FFE_MAIN 0xca1b
355#define MDIO_PMA_REG_PLL_BANDWIDTH 0xca1d
356#define MDIO_PMA_REG_PLL_CTRL 0xca1e
357#define MDIO_PMA_REG_MISC_CTRL0 0xca23
358#define MDIO_PMA_REG_LRM_MODE 0xca3f
359#define MDIO_PMA_REG_CDR_BANDWIDTH 0xca46
360#define MDIO_PMA_REG_MISC_CTRL1 0xca85
361
362#define MDIO_PMA_REG_SFP_TWO_WIRE_CTRL 0x8000
363#define MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK 0x000c
364#define MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_IDLE 0x0000
365#define MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE 0x0004
366#define MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_IN_PROGRESS 0x0008
367#define MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_FAILED 0x000c
368#define MDIO_PMA_REG_SFP_TWO_WIRE_BYTE_CNT 0x8002
369#define MDIO_PMA_REG_SFP_TWO_WIRE_MEM_ADDR 0x8003
370#define MDIO_PMA_REG_8726_TWO_WIRE_DATA_BUF 0xc820
371#define MDIO_PMA_REG_8726_TWO_WIRE_DATA_MASK 0xff
372#define MDIO_PMA_REG_8726_TX_CTRL1 0xca01
373#define MDIO_PMA_REG_8726_TX_CTRL2 0xca05
374
375#define MDIO_PMA_REG_8727_TWO_WIRE_SLAVE_ADDR 0x8005
376#define MDIO_PMA_REG_8727_TWO_WIRE_DATA_BUF 0x8007
377#define MDIO_PMA_REG_8727_TWO_WIRE_DATA_MASK 0xff
378#define MDIO_PMA_REG_8727_MISC_CTRL 0x8309
379#define MDIO_PMA_REG_8727_TX_CTRL1 0xca02
380#define MDIO_PMA_REG_8727_TX_CTRL2 0xca05
381#define MDIO_PMA_REG_8727_PCS_OPT_CTRL 0xc808
382#define MDIO_PMA_REG_8727_GPIO_CTRL 0xc80e
383#define MDIO_PMA_REG_8727_PCS_GP 0xc842
384#define MDIO_PMA_REG_8727_OPT_CFG_REG 0xc8e4
385
386#define MDIO_AN_REG_8727_MISC_CTRL 0x8309
387#define MDIO_PMA_REG_8073_CHIP_REV 0xc801
388#define MDIO_PMA_REG_8073_SPEED_LINK_STATUS 0xc820
389#define MDIO_PMA_REG_8073_XAUI_WA 0xc841
390#define MDIO_PMA_REG_8073_OPT_DIGITAL_CTRL 0xcd08
391
392#define MDIO_PMA_REG_7101_RESET 0xc000
393#define MDIO_PMA_REG_7107_LED_CNTL 0xc007
394#define MDIO_PMA_REG_7107_LINK_LED_CNTL 0xc009
395#define MDIO_PMA_REG_7101_VER1 0xc026
396#define MDIO_PMA_REG_7101_VER2 0xc027
397
398#define MDIO_PMA_REG_8481_PMD_SIGNAL 0xa811
399#define MDIO_PMA_REG_8481_LED1_MASK 0xa82c
400#define MDIO_PMA_REG_8481_LED2_MASK 0xa82f
401#define MDIO_PMA_REG_8481_LED3_MASK 0xa832
402#define MDIO_PMA_REG_8481_LED3_BLINK 0xa834
403#define MDIO_PMA_REG_8481_LED5_MASK 0xa838
404#define MDIO_PMA_REG_8481_SIGNAL_MASK 0xa835
405#define MDIO_PMA_REG_8481_LINK_SIGNAL 0xa83b
406#define MDIO_PMA_REG_8481_LINK_SIGNAL_LED4_ENABLE_MASK 0x800
407#define MDIO_PMA_REG_8481_LINK_SIGNAL_LED4_ENABLE_SHIFT 11
408
409#define MDIO_WIS_DEVAD 0x2
410/*bnx2x*/
411#define MDIO_WIS_REG_LASI_CNTL 0x9002
412#define MDIO_WIS_REG_LASI_STATUS 0x9005
413
414#define MDIO_PCS_DEVAD 0x3
415#define MDIO_PCS_REG_STATUS 0x0020
416#define MDIO_PCS_REG_LASI_STATUS 0x9005
417#define MDIO_PCS_REG_7101_DSP_ACCESS 0xD000
418#define MDIO_PCS_REG_7101_SPI_MUX 0xD008
419#define MDIO_PCS_REG_7101_SPI_CTRL_ADDR 0xE12A
420#define MDIO_PCS_REG_7101_SPI_RESET_BIT (5)
421#define MDIO_PCS_REG_7101_SPI_FIFO_ADDR 0xE02A
422#define MDIO_PCS_REG_7101_SPI_FIFO_ADDR_WRITE_ENABLE_CMD (6)
423#define MDIO_PCS_REG_7101_SPI_FIFO_ADDR_BULK_ERASE_CMD (0xC7)
424#define MDIO_PCS_REG_7101_SPI_FIFO_ADDR_PAGE_PROGRAM_CMD (2)
425#define MDIO_PCS_REG_7101_SPI_BYTES_TO_TRANSFER_ADDR 0xE028
426
427#define MDIO_XS_DEVAD 0x4
428#define MDIO_XS_REG_STATUS 0x0001
429#define MDIO_XS_PLL_SEQUENCER 0x8000
430#define MDIO_XS_SFX7101_XGXS_TEST1 0xc00a
431
432#define MDIO_XS_8706_REG_BANK_RX0 0x80bc
433#define MDIO_XS_8706_REG_BANK_RX1 0x80cc
434#define MDIO_XS_8706_REG_BANK_RX2 0x80dc
435#define MDIO_XS_8706_REG_BANK_RX3 0x80ec
436#define MDIO_XS_8706_REG_BANK_RXA 0x80fc
437
438#define MDIO_XS_REG_8073_RX_CTRL_PCIE 0x80FA
439
440#define MDIO_AN_DEVAD 0x7
441/*ieee*/
442#define MDIO_AN_REG_CTRL 0x0000
443#define MDIO_AN_REG_STATUS 0x0001
444#define MDIO_AN_REG_STATUS_AN_COMPLETE 0x0020
445#define MDIO_AN_REG_ADV_PAUSE 0x0010
446#define MDIO_AN_REG_ADV_PAUSE_PAUSE 0x0400
447#define MDIO_AN_REG_ADV_PAUSE_ASYMMETRIC 0x0800
448#define MDIO_AN_REG_ADV_PAUSE_BOTH 0x0C00
449#define MDIO_AN_REG_ADV_PAUSE_MASK 0x0C00
450#define MDIO_AN_REG_ADV 0x0011
451#define MDIO_AN_REG_ADV2 0x0012
452#define MDIO_AN_REG_LP_AUTO_NEG 0x0013
453#define MDIO_AN_REG_LP_AUTO_NEG2 0x0014
454#define MDIO_AN_REG_MASTER_STATUS 0x0021
455#define MDIO_AN_REG_EEE_ADV 0x003c
456#define MDIO_AN_REG_LP_EEE_ADV 0x003d
457/*bnx2x*/
458#define MDIO_AN_REG_LINK_STATUS 0x8304
459#define MDIO_AN_REG_CL37_CL73 0x8370
460#define MDIO_AN_REG_CL37_AN 0xffe0
461#define MDIO_AN_REG_CL37_FC_LD 0xffe4
462#define MDIO_AN_REG_CL37_FC_LP 0xffe5
463#define MDIO_AN_REG_1000T_STATUS 0xffea
464
465#define MDIO_AN_REG_8073_2_5G 0x8329
466#define MDIO_AN_REG_8073_BAM 0x8350
467
468#define MDIO_AN_REG_8481_10GBASE_T_AN_CTRL 0x0020
469#define MDIO_AN_REG_8481_LEGACY_MII_CTRL 0xffe0
470#define MDIO_AN_REG_8481_MII_CTRL_FORCE_1G 0x40
471#define MDIO_AN_REG_8481_LEGACY_MII_STATUS 0xffe1
472#define MDIO_AN_REG_8481_LEGACY_AN_ADV 0xffe4
473#define MDIO_AN_REG_8481_LEGACY_AN_EXPANSION 0xffe6
474#define MDIO_AN_REG_8481_1000T_CTRL 0xffe9
475#define MDIO_AN_REG_8481_1G_100T_EXT_CTRL 0xfff0
476#define MIDO_AN_REG_8481_EXT_CTRL_FORCE_LEDS_OFF 0x0008
477#define MDIO_AN_REG_8481_EXPANSION_REG_RD_RW 0xfff5
478#define MDIO_AN_REG_8481_EXPANSION_REG_ACCESS 0xfff7
479#define MDIO_AN_REG_8481_AUX_CTRL 0xfff8
480#define MDIO_AN_REG_8481_LEGACY_SHADOW 0xfffc
481
482/* BNX2X84823 only */
483#define MDIO_CTL_DEVAD 0x1e
484#define MDIO_CTL_REG_84823_MEDIA 0x401a
485#define MDIO_CTL_REG_84823_MEDIA_MAC_MASK 0x0018
486 /* These pins configure the BNX2X84823 interface to MAC after reset. */
487#define MDIO_CTL_REG_84823_CTRL_MAC_XFI 0x0008
488#define MDIO_CTL_REG_84823_MEDIA_MAC_XAUI_M 0x0010
489 /* These pins configure the BNX2X84823 interface to Line after reset. */
490#define MDIO_CTL_REG_84823_MEDIA_LINE_MASK 0x0060
491#define MDIO_CTL_REG_84823_MEDIA_LINE_XAUI_L 0x0020
492#define MDIO_CTL_REG_84823_MEDIA_LINE_XFI 0x0040
493 /* When this pin is active high during reset, 10GBASE-T core is power
494 * down, When it is active low the 10GBASE-T is power up
495 */
496#define MDIO_CTL_REG_84823_MEDIA_COPPER_CORE_DOWN 0x0080
497#define MDIO_CTL_REG_84823_MEDIA_PRIORITY_MASK 0x0100
498#define MDIO_CTL_REG_84823_MEDIA_PRIORITY_COPPER 0x0000
499#define MDIO_CTL_REG_84823_MEDIA_PRIORITY_FIBER 0x0100
500#define MDIO_CTL_REG_84823_MEDIA_FIBER_1G 0x1000
501#define MDIO_CTL_REG_84823_USER_CTRL_REG 0x4005
502#define MDIO_CTL_REG_84823_USER_CTRL_CMS 0x0080
503#define MDIO_PMA_REG_84823_CTL_SLOW_CLK_CNT_HIGH 0xa82b
504#define MDIO_PMA_REG_84823_BLINK_RATE_VAL_15P9HZ 0x2f
505#define MDIO_PMA_REG_84823_CTL_LED_CTL_1 0xa8e3
506#define MDIO_PMA_REG_84833_CTL_LED_CTL_1 0xa8ec
507#define MDIO_PMA_REG_84823_LED3_STRETCH_EN 0x0080
508
509/* BNX2X84833 only */
510#define MDIO_84833_TOP_CFG_FW_REV 0x400f
511#define MDIO_84833_TOP_CFG_FW_EEE 0x10b1
512#define MDIO_84833_TOP_CFG_FW_NO_EEE 0x1f81
513#define MDIO_84833_TOP_CFG_XGPHY_STRAP1 0x401a
514#define MDIO_84833_SUPER_ISOLATE 0x8000
515/* These are mailbox register set used by 84833. */
516#define MDIO_84833_TOP_CFG_SCRATCH_REG0 0x4005
517#define MDIO_84833_TOP_CFG_SCRATCH_REG1 0x4006
518#define MDIO_84833_TOP_CFG_SCRATCH_REG2 0x4007
519#define MDIO_84833_TOP_CFG_SCRATCH_REG3 0x4008
520#define MDIO_84833_TOP_CFG_SCRATCH_REG4 0x4009
521#define MDIO_84833_TOP_CFG_SCRATCH_REG26 0x4037
522#define MDIO_84833_TOP_CFG_SCRATCH_REG27 0x4038
523#define MDIO_84833_TOP_CFG_SCRATCH_REG28 0x4039
524#define MDIO_84833_TOP_CFG_SCRATCH_REG29 0x403a
525#define MDIO_84833_TOP_CFG_SCRATCH_REG30 0x403b
526#define MDIO_84833_TOP_CFG_SCRATCH_REG31 0x403c
527#define MDIO_84833_CMD_HDLR_COMMAND MDIO_84833_TOP_CFG_SCRATCH_REG0
528#define MDIO_84833_CMD_HDLR_STATUS MDIO_84833_TOP_CFG_SCRATCH_REG26
529#define MDIO_84833_CMD_HDLR_DATA1 MDIO_84833_TOP_CFG_SCRATCH_REG27
530#define MDIO_84833_CMD_HDLR_DATA2 MDIO_84833_TOP_CFG_SCRATCH_REG28
531#define MDIO_84833_CMD_HDLR_DATA3 MDIO_84833_TOP_CFG_SCRATCH_REG29
532#define MDIO_84833_CMD_HDLR_DATA4 MDIO_84833_TOP_CFG_SCRATCH_REG30
533#define MDIO_84833_CMD_HDLR_DATA5 MDIO_84833_TOP_CFG_SCRATCH_REG31
534
535/* Mailbox command set used by 84833. */
536#define PHY84833_CMD_SET_PAIR_SWAP 0x8001
537#define PHY84833_CMD_GET_EEE_MODE 0x8008
538#define PHY84833_CMD_SET_EEE_MODE 0x8009
539#define PHY84833_CMD_GET_CURRENT_TEMP 0x8031
540/* Mailbox status set used by 84833. */
541#define PHY84833_STATUS_CMD_RECEIVED 0x0001
542#define PHY84833_STATUS_CMD_IN_PROGRESS 0x0002
543#define PHY84833_STATUS_CMD_COMPLETE_PASS 0x0004
544#define PHY84833_STATUS_CMD_COMPLETE_ERROR 0x0008
545#define PHY84833_STATUS_CMD_OPEN_FOR_CMDS 0x0010
546#define PHY84833_STATUS_CMD_SYSTEM_BOOT 0x0020
547#define PHY84833_STATUS_CMD_NOT_OPEN_FOR_CMDS 0x0040
548#define PHY84833_STATUS_CMD_CLEAR_COMPLETE 0x0080
549#define PHY84833_STATUS_CMD_OPEN_OVERRIDE 0xa5a5
550
551/* Warpcore clause 45 addressing */
552#define MDIO_WC_DEVAD 0x3
553#define MDIO_WC_REG_IEEE0BLK_MIICNTL 0x0
554#define MDIO_WC_REG_IEEE0BLK_AUTONEGNP 0x7
555#define MDIO_WC_REG_AN_IEEE1BLK_AN_ADVERTISEMENT0 0x10
556#define MDIO_WC_REG_AN_IEEE1BLK_AN_ADVERTISEMENT1 0x11
557#define MDIO_WC_REG_AN_IEEE1BLK_AN_ADVERTISEMENT2 0x12
558#define MDIO_WC_REG_AN_IEEE1BLK_AN_ADV2_FEC_ABILITY 0x4000
559#define MDIO_WC_REG_AN_IEEE1BLK_AN_ADV2_FEC_REQ 0x8000
560#define MDIO_WC_REG_PCS_STATUS2 0x0021
561#define MDIO_WC_REG_PMD_KR_CONTROL 0x0096
562#define MDIO_WC_REG_XGXSBLK0_XGXSCONTROL 0x8000
563#define MDIO_WC_REG_XGXSBLK0_MISCCONTROL1 0x800e
564#define MDIO_WC_REG_XGXSBLK1_DESKEW 0x8010
565#define MDIO_WC_REG_XGXSBLK1_LANECTRL0 0x8015
566#define MDIO_WC_REG_XGXSBLK1_LANECTRL1 0x8016
567#define MDIO_WC_REG_XGXSBLK1_LANECTRL2 0x8017
568#define MDIO_WC_REG_XGXSBLK1_LANECTRL3 0x8018
569#define MDIO_WC_REG_XGXSBLK1_LANETEST0 0x801a
570#define MDIO_WC_REG_TX0_ANA_CTRL0 0x8061
571#define MDIO_WC_REG_TX1_ANA_CTRL0 0x8071
572#define MDIO_WC_REG_TX2_ANA_CTRL0 0x8081
573#define MDIO_WC_REG_TX3_ANA_CTRL0 0x8091
574#define MDIO_WC_REG_TX0_TX_DRIVER 0x8067
575#define MDIO_WC_REG_TX0_TX_DRIVER_IPRE_DRIVER_OFFSET 0x04
576#define MDIO_WC_REG_TX0_TX_DRIVER_IPRE_DRIVER_MASK 0x00f0
577#define MDIO_WC_REG_TX0_TX_DRIVER_IDRIVER_OFFSET 0x08
578#define MDIO_WC_REG_TX0_TX_DRIVER_IDRIVER_MASK 0x0f00
579#define MDIO_WC_REG_TX0_TX_DRIVER_POST2_COEFF_OFFSET 0x0c
580#define MDIO_WC_REG_TX0_TX_DRIVER_POST2_COEFF_MASK 0x7000
581#define MDIO_WC_REG_TX1_TX_DRIVER 0x8077
582#define MDIO_WC_REG_TX2_TX_DRIVER 0x8087
583#define MDIO_WC_REG_TX3_TX_DRIVER 0x8097
584#define MDIO_WC_REG_RX0_ANARXCONTROL1G 0x80b9
585#define MDIO_WC_REG_RX2_ANARXCONTROL1G 0x80d9
586#define MDIO_WC_REG_RX0_PCI_CTRL 0x80ba
587#define MDIO_WC_REG_RX1_PCI_CTRL 0x80ca
588#define MDIO_WC_REG_RX2_PCI_CTRL 0x80da
589#define MDIO_WC_REG_RX3_PCI_CTRL 0x80ea
590#define MDIO_WC_REG_XGXSBLK2_UNICORE_MODE_10G 0x8104
591#define MDIO_WC_REG_XGXS_STATUS3 0x8129
592#define MDIO_WC_REG_PAR_DET_10G_STATUS 0x8130
593#define MDIO_WC_REG_PAR_DET_10G_CTRL 0x8131
594#define MDIO_WC_REG_XGXS_STATUS4 0x813c
595#define MDIO_WC_REG_XGXS_X2_CONTROL2 0x8141
596#define MDIO_WC_REG_XGXS_X2_CONTROL3 0x8142
597#define MDIO_WC_REG_XGXS_RX_LN_SWAP1 0x816B
598#define MDIO_WC_REG_XGXS_TX_LN_SWAP1 0x8169
599#define MDIO_WC_REG_GP2_STATUS_GP_2_0 0x81d0
600#define MDIO_WC_REG_GP2_STATUS_GP_2_1 0x81d1
601#define MDIO_WC_REG_GP2_STATUS_GP_2_2 0x81d2
602#define MDIO_WC_REG_GP2_STATUS_GP_2_3 0x81d3
603#define MDIO_WC_REG_GP2_STATUS_GP_2_4 0x81d4
604#define MDIO_WC_REG_GP2_STATUS_GP_2_4_CL73_AN_CMPL 0x1000
605#define MDIO_WC_REG_GP2_STATUS_GP_2_4_CL37_AN_CMPL 0x0100
606#define MDIO_WC_REG_GP2_STATUS_GP_2_4_CL37_LP_AN_CAP 0x0010
607#define MDIO_WC_REG_GP2_STATUS_GP_2_4_CL37_AN_CAP 0x1
608#define MDIO_WC_REG_UC_INFO_B0_DEAD_TRAP 0x81EE
609#define MDIO_WC_REG_UC_INFO_B1_VERSION 0x81F0
610#define MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE 0x81F2
611#define MDIO_WC_REG_UC_INFO_B1_FIRMWARE_LANE0_OFFSET 0x0
612#define MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_DEFAULT 0x0
613#define MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_SFP_OPT_LR 0x1
614#define MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_SFP_DAC 0x2
615#define MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_SFP_XLAUI 0x3
616#define MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_LONG_CH_6G 0x4
617#define MDIO_WC_REG_UC_INFO_B1_FIRMWARE_LANE1_OFFSET 0x4
618#define MDIO_WC_REG_UC_INFO_B1_FIRMWARE_LANE2_OFFSET 0x8
619#define MDIO_WC_REG_UC_INFO_B1_FIRMWARE_LANE3_OFFSET 0xc
620#define MDIO_WC_REG_UC_INFO_B1_CRC 0x81FE
621#define MDIO_WC_REG_DSC1B0_UC_CTRL 0x820e
622#define MDIO_WC_REG_DSC1B0_UC_CTRL_RDY4CMD (1<<7)
623#define MDIO_WC_REG_DSC_SMC 0x8213
624#define MDIO_WC_REG_DSC2B0_DSC_MISC_CTRL0 0x821e
625#define MDIO_WC_REG_TX_FIR_TAP 0x82e2
626#define MDIO_WC_REG_TX_FIR_TAP_PRE_TAP_OFFSET 0x00
627#define MDIO_WC_REG_TX_FIR_TAP_PRE_TAP_MASK 0x000f
628#define MDIO_WC_REG_TX_FIR_TAP_MAIN_TAP_OFFSET 0x04
629#define MDIO_WC_REG_TX_FIR_TAP_MAIN_TAP_MASK 0x03f0
630#define MDIO_WC_REG_TX_FIR_TAP_POST_TAP_OFFSET 0x0a
631#define MDIO_WC_REG_TX_FIR_TAP_POST_TAP_MASK 0x7c00
632#define MDIO_WC_REG_TX_FIR_TAP_ENABLE 0x8000
633#define MDIO_WC_REG_CL72_USERB0_CL72_TX_FIR_TAP 0x82e2
634#define MDIO_WC_REG_CL72_USERB0_CL72_MISC1_CONTROL 0x82e3
635#define MDIO_WC_REG_CL72_USERB0_CL72_OS_DEF_CTRL 0x82e6
636#define MDIO_WC_REG_CL72_USERB0_CL72_BR_DEF_CTRL 0x82e7
637#define MDIO_WC_REG_CL72_USERB0_CL72_2P5_DEF_CTRL 0x82e8
638#define MDIO_WC_REG_CL72_USERB0_CL72_MISC4_CONTROL 0x82ec
639#define MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X1 0x8300
640#define MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2 0x8301
641#define MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X3 0x8302
642#define MDIO_WC_REG_SERDESDIGITAL_STATUS1000X1 0x8304
643#define MDIO_WC_REG_SERDESDIGITAL_MISC1 0x8308
644#define MDIO_WC_REG_SERDESDIGITAL_MISC2 0x8309
645#define MDIO_WC_REG_DIGITAL3_UP1 0x8329
646#define MDIO_WC_REG_DIGITAL3_LP_UP1 0x832c
647#define MDIO_WC_REG_DIGITAL4_MISC3 0x833c
648#define MDIO_WC_REG_DIGITAL4_MISC5 0x833e
649#define MDIO_WC_REG_DIGITAL5_MISC6 0x8345
650#define MDIO_WC_REG_DIGITAL5_MISC7 0x8349
651#define MDIO_WC_REG_DIGITAL5_LINK_STATUS 0x834d
652#define MDIO_WC_REG_DIGITAL5_ACTUAL_SPEED 0x834e
653#define MDIO_WC_REG_DIGITAL6_MP5_NEXTPAGECTRL 0x8350
654#define MDIO_WC_REG_CL49_USERB0_CTRL 0x8368
655#define MDIO_WC_REG_CL73_USERB0_CTRL 0x8370
656#define MDIO_WC_REG_CL73_USERB0_USTAT 0x8371
657#define MDIO_WC_REG_CL73_BAM_CTRL1 0x8372
658#define MDIO_WC_REG_CL73_BAM_CTRL2 0x8373
659#define MDIO_WC_REG_CL73_BAM_CTRL3 0x8374
660#define MDIO_WC_REG_CL73_BAM_CODE_FIELD 0x837b
661#define MDIO_WC_REG_EEE_COMBO_CONTROL0 0x8390
662#define MDIO_WC_REG_TX66_CONTROL 0x83b0
663#define MDIO_WC_REG_RX66_CONTROL 0x83c0
664#define MDIO_WC_REG_RX66_SCW0 0x83c2
665#define MDIO_WC_REG_RX66_SCW1 0x83c3
666#define MDIO_WC_REG_RX66_SCW2 0x83c4
667#define MDIO_WC_REG_RX66_SCW3 0x83c5
668#define MDIO_WC_REG_RX66_SCW0_MASK 0x83c6
669#define MDIO_WC_REG_RX66_SCW1_MASK 0x83c7
670#define MDIO_WC_REG_RX66_SCW2_MASK 0x83c8
671#define MDIO_WC_REG_RX66_SCW3_MASK 0x83c9
672#define MDIO_WC_REG_FX100_CTRL1 0x8400
673#define MDIO_WC_REG_FX100_CTRL3 0x8402
674#define MDIO_WC_REG_CL82_USERB1_TX_CTRL5 0x8436
675#define MDIO_WC_REG_CL82_USERB1_TX_CTRL6 0x8437
676#define MDIO_WC_REG_CL82_USERB1_TX_CTRL7 0x8438
677#define MDIO_WC_REG_CL82_USERB1_TX_CTRL9 0x8439
678#define MDIO_WC_REG_CL82_USERB1_RX_CTRL10 0x843a
679#define MDIO_WC_REG_CL82_USERB1_RX_CTRL11 0x843b
680#define MDIO_WC_REG_ETA_CL73_OUI1 0x8453
681#define MDIO_WC_REG_ETA_CL73_OUI2 0x8454
682#define MDIO_WC_REG_ETA_CL73_OUI3 0x8455
683#define MDIO_WC_REG_ETA_CL73_LD_BAM_CODE 0x8456
684#define MDIO_WC_REG_ETA_CL73_LD_UD_CODE 0x8457
685#define MDIO_WC_REG_MICROBLK_CMD 0xffc2
686#define MDIO_WC_REG_MICROBLK_DL_STATUS 0xffc5
687#define MDIO_WC_REG_MICROBLK_CMD3 0xffcc
688
689#define MDIO_WC_REG_AERBLK_AER 0xffde
690#define MDIO_WC_REG_COMBO_IEEE0_MIICTRL 0xffe0
691#define MDIO_WC_REG_COMBO_IEEE0_MIIISTAT 0xffe1
692
693#define MDIO_WC0_XGXS_BLK2_LANE_RESET 0x810A
694#define MDIO_WC0_XGXS_BLK2_LANE_RESET_RX_BITSHIFT 0
695#define MDIO_WC0_XGXS_BLK2_LANE_RESET_TX_BITSHIFT 4
696
697#define MDIO_WC0_XGXS_BLK6_XGXS_X2_CONTROL2 0x8141
698
699#define DIGITAL5_ACTUAL_SPEED_TX_MASK 0x003f
700
701/* 54618se */
702#define MDIO_REG_GPHY_MII_STATUS 0x1
703#define MDIO_REG_GPHY_PHYID_LSB 0x3
704#define MDIO_REG_GPHY_CL45_ADDR_REG 0xd
705#define MDIO_REG_GPHY_CL45_REG_WRITE 0x4000
706#define MDIO_REG_GPHY_CL45_REG_READ 0xc000
707#define MDIO_REG_GPHY_CL45_DATA_REG 0xe
708#define MDIO_REG_GPHY_EEE_RESOLVED 0x803e
709#define MDIO_REG_GPHY_EXP_ACCESS_GATE 0x15
710#define MDIO_REG_GPHY_EXP_ACCESS 0x17
711#define MDIO_REG_GPHY_EXP_ACCESS_TOP 0xd00
712#define MDIO_REG_GPHY_EXP_TOP_2K_BUF 0x40
713#define MDIO_REG_GPHY_AUX_STATUS 0x19
714#define MDIO_REG_INTR_STATUS 0x1a
715#define MDIO_REG_INTR_MASK 0x1b
716#define MDIO_REG_INTR_MASK_LINK_STATUS (0x1 << 1)
717#define MDIO_REG_GPHY_SHADOW 0x1c
718#define MDIO_REG_GPHY_SHADOW_LED_SEL1 (0x0d << 10)
719#define MDIO_REG_GPHY_SHADOW_LED_SEL2 (0x0e << 10)
720#define MDIO_REG_GPHY_SHADOW_WR_ENA (0x1 << 15)
721#define MDIO_REG_GPHY_SHADOW_AUTO_DET_MED (0x1e << 10)
722#define MDIO_REG_GPHY_SHADOW_INVERT_FIB_SD (0x1 << 8)
723
724typedef elink_status_t(*read_sfp_module_eeprom_func_p) (struct elink_phy * phy,
725 struct elink_params *
726 params,
727 uint8_t dev_addr,
728 uint16_t addr,
729 uint8_t byte_cnt,
730 uint8_t * o_buf,
731 uint8_t);
732/********************************************************/
733#define ELINK_ETH_HLEN 14
734/* L2 header size + 2*VLANs (8 bytes) + LLC SNAP (8 bytes) */
735#define ELINK_ETH_OVREHEAD (ELINK_ETH_HLEN + 8 + 8)
736#define ELINK_ETH_MIN_PACKET_SIZE 60
737#define ELINK_ETH_MAX_PACKET_SIZE 1500
738#define ELINK_ETH_MAX_JUMBO_PACKET_SIZE 9600
739#define ELINK_MDIO_ACCESS_TIMEOUT 1000
740#define WC_LANE_MAX 4
741#define I2C_SWITCH_WIDTH 2
742#define I2C_BSC0 0
743#define I2C_BSC1 1
744#define I2C_WA_RETRY_CNT 3
745#define I2C_WA_PWR_ITER (I2C_WA_RETRY_CNT - 1)
746#define MCPR_IMC_COMMAND_READ_OP 1
747#define MCPR_IMC_COMMAND_WRITE_OP 2
748
749/* LED Blink rate that will achieve ~15.9Hz */
750#define LED_BLINK_RATE_VAL_E3 354
751#define LED_BLINK_RATE_VAL_E1X_E2 480
752/***********************************************************/
753/* Shortcut definitions */
754/***********************************************************/
755
756#define ELINK_NIG_LATCH_BC_ENABLE_MI_INT 0
757
758#define ELINK_NIG_STATUS_EMAC0_MI_INT \
759 NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_EMAC0_MISC_MI_INT
760#define ELINK_NIG_STATUS_XGXS0_LINK10G \
761 NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK10G
762#define ELINK_NIG_STATUS_XGXS0_LINK_STATUS \
763 NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK_STATUS
764#define ELINK_NIG_STATUS_XGXS0_LINK_STATUS_SIZE \
765 NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK_STATUS_SIZE
766#define ELINK_NIG_STATUS_SERDES0_LINK_STATUS \
767 NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_SERDES0_LINK_STATUS
768#define ELINK_NIG_MASK_MI_INT \
769 NIG_MASK_INTERRUPT_PORT0_REG_MASK_EMAC0_MISC_MI_INT
770#define ELINK_NIG_MASK_XGXS0_LINK10G \
771 NIG_MASK_INTERRUPT_PORT0_REG_MASK_XGXS0_LINK10G
772#define ELINK_NIG_MASK_XGXS0_LINK_STATUS \
773 NIG_MASK_INTERRUPT_PORT0_REG_MASK_XGXS0_LINK_STATUS
774#define ELINK_NIG_MASK_SERDES0_LINK_STATUS \
775 NIG_MASK_INTERRUPT_PORT0_REG_MASK_SERDES0_LINK_STATUS
776
777#define ELINK_MDIO_AN_CL73_OR_37_COMPLETE \
778 (MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_AUTONEG_COMPLETE | \
779 MDIO_GP_STATUS_TOP_AN_STATUS1_CL37_AUTONEG_COMPLETE)
780
781#define ELINK_XGXS_RESET_BITS \
782 (MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_RSTB_HW | \
783 MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_IDDQ | \
784 MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_PWRDWN | \
785 MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_PWRDWN_SD | \
786 MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_TXD_FIFO_RSTB)
787
788#define ELINK_SERDES_RESET_BITS \
789 (MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_RSTB_HW | \
790 MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_IDDQ | \
791 MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_PWRDWN | \
792 MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_PWRDWN_SD)
793
794#define ELINK_AUTONEG_CL37 SHARED_HW_CFG_AN_ENABLE_CL37
795#define ELINK_AUTONEG_CL73 SHARED_HW_CFG_AN_ENABLE_CL73
796#define ELINK_AUTONEG_BAM SHARED_HW_CFG_AN_ENABLE_BAM
797#define ELINK_AUTONEG_PARALLEL \
798 SHARED_HW_CFG_AN_ENABLE_PARALLEL_DETECTION
799#define ELINK_AUTONEG_SGMII_FIBER_AUTODET \
800 SHARED_HW_CFG_AN_EN_SGMII_FIBER_AUTO_DETECT
801#define ELINK_AUTONEG_REMOTE_PHY SHARED_HW_CFG_AN_ENABLE_REMOTE_PHY
802
803#define ELINK_GP_STATUS_PAUSE_RSOLUTION_TXSIDE \
804 MDIO_GP_STATUS_TOP_AN_STATUS1_PAUSE_RSOLUTION_TXSIDE
805#define ELINK_GP_STATUS_PAUSE_RSOLUTION_RXSIDE \
806 MDIO_GP_STATUS_TOP_AN_STATUS1_PAUSE_RSOLUTION_RXSIDE
807#define ELINK_GP_STATUS_SPEED_MASK \
808 MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_MASK
809#define ELINK_GP_STATUS_10M MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10M
810#define ELINK_GP_STATUS_100M MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_100M
811#define ELINK_GP_STATUS_1G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_1G
812#define ELINK_GP_STATUS_2_5G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_2_5G
813#define ELINK_GP_STATUS_5G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_5G
814#define ELINK_GP_STATUS_6G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_6G
815#define ELINK_GP_STATUS_10G_HIG \
816 MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_HIG
817#define ELINK_GP_STATUS_10G_CX4 \
818 MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_CX4
819#define ELINK_GP_STATUS_1G_KX MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_1G_KX
820#define ELINK_GP_STATUS_10G_KX4 \
821 MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_KX4
822#define ELINK_GP_STATUS_10G_KR MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_KR
823#define ELINK_GP_STATUS_10G_XFI MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_XFI
824#define ELINK_GP_STATUS_20G_DXGXS MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_20G_DXGXS
825#define ELINK_GP_STATUS_10G_SFI MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_SFI
826#define ELINK_GP_STATUS_20G_KR2 MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_20G_KR2
827#define ELINK_LINK_10THD LINK_STATUS_SPEED_AND_DUPLEX_10THD
828#define ELINK_LINK_10TFD LINK_STATUS_SPEED_AND_DUPLEX_10TFD
829#define ELINK_LINK_100TXHD LINK_STATUS_SPEED_AND_DUPLEX_100TXHD
830#define ELINK_LINK_100T4 LINK_STATUS_SPEED_AND_DUPLEX_100T4
831#define ELINK_LINK_100TXFD LINK_STATUS_SPEED_AND_DUPLEX_100TXFD
832#define ELINK_LINK_1000THD LINK_STATUS_SPEED_AND_DUPLEX_1000THD
833#define ELINK_LINK_1000TFD LINK_STATUS_SPEED_AND_DUPLEX_1000TFD
834#define ELINK_LINK_1000XFD LINK_STATUS_SPEED_AND_DUPLEX_1000XFD
835#define ELINK_LINK_2500THD LINK_STATUS_SPEED_AND_DUPLEX_2500THD
836#define ELINK_LINK_2500TFD LINK_STATUS_SPEED_AND_DUPLEX_2500TFD
837#define ELINK_LINK_2500XFD LINK_STATUS_SPEED_AND_DUPLEX_2500XFD
838#define ELINK_LINK_10GTFD LINK_STATUS_SPEED_AND_DUPLEX_10GTFD
839#define ELINK_LINK_10GXFD LINK_STATUS_SPEED_AND_DUPLEX_10GXFD
840#define ELINK_LINK_20GTFD LINK_STATUS_SPEED_AND_DUPLEX_20GTFD
841#define ELINK_LINK_20GXFD LINK_STATUS_SPEED_AND_DUPLEX_20GXFD
842
843#define ELINK_LINK_UPDATE_MASK \
844 (LINK_STATUS_SPEED_AND_DUPLEX_MASK | \
845 LINK_STATUS_LINK_UP | \
846 LINK_STATUS_PHYSICAL_LINK_FLAG | \
847 LINK_STATUS_AUTO_NEGOTIATE_COMPLETE | \
848 LINK_STATUS_RX_FLOW_CONTROL_FLAG_MASK | \
849 LINK_STATUS_TX_FLOW_CONTROL_FLAG_MASK | \
850 LINK_STATUS_PARALLEL_DETECTION_FLAG_MASK | \
851 LINK_STATUS_LINK_PARTNER_SYMMETRIC_PAUSE | \
852 LINK_STATUS_LINK_PARTNER_ASYMMETRIC_PAUSE)
853
854#define ELINK_SFP_EEPROM_CON_TYPE_ADDR 0x2
855#define ELINK_SFP_EEPROM_CON_TYPE_VAL_LC 0x7
856#define ELINK_SFP_EEPROM_CON_TYPE_VAL_COPPER 0x21
857#define ELINK_SFP_EEPROM_CON_TYPE_VAL_RJ45 0x22
858
859#define ELINK_SFP_EEPROM_COMP_CODE_ADDR 0x3
860#define ELINK_SFP_EEPROM_COMP_CODE_SR_MASK (1<<4)
861#define ELINK_SFP_EEPROM_COMP_CODE_LR_MASK (1<<5)
862#define ELINK_SFP_EEPROM_COMP_CODE_LRM_MASK (1<<6)
863
864#define ELINK_SFP_EEPROM_FC_TX_TECH_ADDR 0x8
865#define ELINK_SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_PASSIVE 0x4
866#define ELINK_SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_ACTIVE 0x8
867
868#define ELINK_SFP_EEPROM_OPTIONS_ADDR 0x40
869#define ELINK_SFP_EEPROM_OPTIONS_LINEAR_RX_OUT_MASK 0x1
870#define ELINK_SFP_EEPROM_OPTIONS_SIZE 2
871
872#define ELINK_EDC_MODE_LINEAR 0x0022
873#define ELINK_EDC_MODE_LIMITING 0x0044
874#define ELINK_EDC_MODE_PASSIVE_DAC 0x0055
875#define ELINK_EDC_MODE_ACTIVE_DAC 0x0066
876
877/* ETS defines*/
878#define DCBX_INVALID_COS (0xFF)
879
880#define ELINK_ETS_BW_LIMIT_CREDIT_UPPER_BOUND (0x5000)
881#define ELINK_ETS_BW_LIMIT_CREDIT_WEIGHT (0x5000)
882#define ELINK_ETS_E3B0_NIG_MIN_W_VAL_UP_TO_10GBPS (1360)
883#define ELINK_ETS_E3B0_NIG_MIN_W_VAL_20GBPS (2720)
884#define ELINK_ETS_E3B0_PBF_MIN_W_VAL (10000)
885
886#define ELINK_MAX_PACKET_SIZE (9700)
887#define MAX_KR_LINK_RETRY 4
888
889/**********************************************************/
890/* INTERFACE */
891/**********************************************************/
892
893#define CL22_WR_OVER_CL45(_sc, _phy, _bank, _addr, _val) \
894 elink_cl45_write(_sc, _phy, \
895 (_phy)->def_md_devad, \
896 (_bank + (_addr & 0xf)), \
897 _val)
898
899#define CL22_RD_OVER_CL45(_sc, _phy, _bank, _addr, _val) \
900 elink_cl45_read(_sc, _phy, \
901 (_phy)->def_md_devad, \
902 (_bank + (_addr & 0xf)), \
903 _val)
904
905static uint32_t elink_bits_en(struct bnx2x_softc *sc, uint32_t reg, uint32_t bits)
906{
907 uint32_t val = REG_RD(sc, reg);
908
909 val |= bits;
910 REG_WR(sc, reg, val);
911 return val;
912}
913
914static uint32_t elink_bits_dis(struct bnx2x_softc *sc, uint32_t reg,
915 uint32_t bits)
916{
917 uint32_t val = REG_RD(sc, reg);
918
919 val &= ~bits;
920 REG_WR(sc, reg, val);
921 return val;
922}
923
924/*
925 * elink_check_lfa - This function checks if link reinitialization is required,
926 * or link flap can be avoided.
927 *
928 * @params: link parameters
929 * Returns 0 if Link Flap Avoidance conditions are met otherwise, the failed
930 * condition code.
931 */
932static int elink_check_lfa(struct elink_params *params)
933{
934 uint32_t link_status, cfg_idx, lfa_mask, cfg_size;
935 uint32_t cur_speed_cap_mask, cur_req_fc_auto_adv, additional_config;
936 uint32_t saved_val, req_val, eee_status;
937 struct bnx2x_softc *sc = params->sc;
938
939 additional_config =
940 REG_RD(sc, params->lfa_base +
941 offsetof(struct shmem_lfa, additional_config));
942
943 /* NOTE: must be first condition checked -
944 * to verify DCC bit is cleared in any case!
945 */
946 if (additional_config & NO_LFA_DUE_TO_DCC_MASK) {
947 PMD_DRV_LOG(DEBUG, "No LFA due to DCC flap after clp exit");
948 REG_WR(sc, params->lfa_base +
949 offsetof(struct shmem_lfa, additional_config),
950 additional_config & ~NO_LFA_DUE_TO_DCC_MASK);
951 return LFA_DCC_LFA_DISABLED;
952 }
953
954 /* Verify that link is up */
955 link_status = REG_RD(sc, params->shmem_base +
956 offsetof(struct shmem_region,
957 port_mb[params->port].link_status));
958 if (!(link_status & LINK_STATUS_LINK_UP))
959 return LFA_LINK_DOWN;
960
961 /* if loaded after BOOT from SAN, don't flap the link in any case and
962 * rely on link set by preboot driver
963 */
964 if (params->feature_config_flags & ELINK_FEATURE_CONFIG_BOOT_FROM_SAN)
965 return 0;
966
967 /* Verify that loopback mode is not set */
968 if (params->loopback_mode)
969 return LFA_LOOPBACK_ENABLED;
970
971 /* Verify that MFW supports LFA */
972 if (!params->lfa_base)
973 return LFA_MFW_IS_TOO_OLD;
974
975 if (params->num_phys == 3) {
976 cfg_size = 2;
977 lfa_mask = 0xffffffff;
978 } else {
979 cfg_size = 1;
980 lfa_mask = 0xffff;
981 }
982
983 /* Compare Duplex */
984 saved_val = REG_RD(sc, params->lfa_base +
985 offsetof(struct shmem_lfa, req_duplex));
986 req_val = params->req_duplex[0] | (params->req_duplex[1] << 16);
987 if ((saved_val & lfa_mask) != (req_val & lfa_mask)) {
988 PMD_DRV_LOG(INFO, "Duplex mismatch %x vs. %x",
989 (saved_val & lfa_mask), (req_val & lfa_mask));
990 return LFA_DUPLEX_MISMATCH;
991 }
992 /* Compare Flow Control */
993 saved_val = REG_RD(sc, params->lfa_base +
994 offsetof(struct shmem_lfa, req_flow_ctrl));
995 req_val = params->req_flow_ctrl[0] | (params->req_flow_ctrl[1] << 16);
996 if ((saved_val & lfa_mask) != (req_val & lfa_mask)) {
997 PMD_DRV_LOG(DEBUG, "Flow control mismatch %x vs. %x",
998 (saved_val & lfa_mask), (req_val & lfa_mask));
999 return LFA_FLOW_CTRL_MISMATCH;
1000 }
1001 /* Compare Link Speed */
1002 saved_val = REG_RD(sc, params->lfa_base +
1003 offsetof(struct shmem_lfa, req_line_speed));
1004 req_val = params->req_line_speed[0] | (params->req_line_speed[1] << 16);
1005 if ((saved_val & lfa_mask) != (req_val & lfa_mask)) {
1006 PMD_DRV_LOG(DEBUG, "Link speed mismatch %x vs. %x",
1007 (saved_val & lfa_mask), (req_val & lfa_mask));
1008 return LFA_LINK_SPEED_MISMATCH;
1009 }
1010
1011 for (cfg_idx = 0; cfg_idx < cfg_size; cfg_idx++) {
1012 cur_speed_cap_mask = REG_RD(sc, params->lfa_base +
1013 offsetof(struct shmem_lfa,
1014 speed_cap_mask[cfg_idx]));
1015
1016 if (cur_speed_cap_mask != params->speed_cap_mask[cfg_idx]) {
1017 PMD_DRV_LOG(DEBUG, "Speed Cap mismatch %x vs. %x",
1018 cur_speed_cap_mask,
1019 params->speed_cap_mask[cfg_idx]);
1020 return LFA_SPEED_CAP_MISMATCH;
1021 }
1022 }
1023
1024 cur_req_fc_auto_adv =
1025 REG_RD(sc, params->lfa_base +
1026 offsetof(struct shmem_lfa, additional_config)) &
1027 REQ_FC_AUTO_ADV_MASK;
1028
1029 if ((uint16_t) cur_req_fc_auto_adv != params->req_fc_auto_adv) {
1030 PMD_DRV_LOG(DEBUG, "Flow Ctrl AN mismatch %x vs. %x",
1031 cur_req_fc_auto_adv, params->req_fc_auto_adv);
1032 return LFA_FLOW_CTRL_MISMATCH;
1033 }
1034
1035 eee_status = REG_RD(sc, params->shmem2_base +
1036 offsetof(struct shmem2_region,
1037 eee_status[params->port]));
1038
1039 if (((eee_status & SHMEM_EEE_LPI_REQUESTED_BIT) ^
1040 (params->eee_mode & ELINK_EEE_MODE_ENABLE_LPI)) ||
1041 ((eee_status & SHMEM_EEE_REQUESTED_BIT) ^
1042 (params->eee_mode & ELINK_EEE_MODE_ADV_LPI))) {
1043 PMD_DRV_LOG(DEBUG, "EEE mismatch %x vs. %x", params->eee_mode,
1044 eee_status);
1045 return LFA_EEE_MISMATCH;
1046 }
1047
1048 /* LFA conditions are met */
1049 return 0;
1050}
1051
1052/******************************************************************/
1053/* EPIO/GPIO section */
1054/******************************************************************/
1055static void elink_get_epio(struct bnx2x_softc *sc, uint32_t epio_pin,
1056 uint32_t * en)
1057{
1058 uint32_t epio_mask, gp_oenable;
1059 *en = 0;
1060 /* Sanity check */
1061 if (epio_pin > 31) {
1062 PMD_DRV_LOG(DEBUG, "Invalid EPIO pin %d to get", epio_pin);
1063 return;
1064 }
1065
1066 epio_mask = 1 << epio_pin;
1067 /* Set this EPIO to output */
1068 gp_oenable = REG_RD(sc, MCP_REG_MCPR_GP_OENABLE);
1069 REG_WR(sc, MCP_REG_MCPR_GP_OENABLE, gp_oenable & ~epio_mask);
1070
1071 *en = (REG_RD(sc, MCP_REG_MCPR_GP_INPUTS) & epio_mask) >> epio_pin;
1072}
1073
1074static void elink_set_epio(struct bnx2x_softc *sc, uint32_t epio_pin, uint32_t en)
1075{
1076 uint32_t epio_mask, gp_output, gp_oenable;
1077
1078 /* Sanity check */
1079 if (epio_pin > 31) {
1080 PMD_DRV_LOG(DEBUG, "Invalid EPIO pin %d to set", epio_pin);
1081 return;
1082 }
1083 PMD_DRV_LOG(DEBUG, "Setting EPIO pin %d to %d", epio_pin, en);
1084 epio_mask = 1 << epio_pin;
1085 /* Set this EPIO to output */
1086 gp_output = REG_RD(sc, MCP_REG_MCPR_GP_OUTPUTS);
1087 if (en)
1088 gp_output |= epio_mask;
1089 else
1090 gp_output &= ~epio_mask;
1091
1092 REG_WR(sc, MCP_REG_MCPR_GP_OUTPUTS, gp_output);
1093
1094 /* Set the value for this EPIO */
1095 gp_oenable = REG_RD(sc, MCP_REG_MCPR_GP_OENABLE);
1096 REG_WR(sc, MCP_REG_MCPR_GP_OENABLE, gp_oenable | epio_mask);
1097}
1098
1099static void elink_set_cfg_pin(struct bnx2x_softc *sc, uint32_t pin_cfg,
1100 uint32_t val)
1101{
1102 if (pin_cfg == PIN_CFG_NA)
1103 return;
1104 if (pin_cfg >= PIN_CFG_EPIO0) {
1105 elink_set_epio(sc, pin_cfg - PIN_CFG_EPIO0, val);
1106 } else {
1107 uint8_t gpio_num = (pin_cfg - PIN_CFG_GPIO0_P0) & 0x3;
1108 uint8_t gpio_port = (pin_cfg - PIN_CFG_GPIO0_P0) >> 2;
1109 elink_cb_gpio_write(sc, gpio_num, (uint8_t) val, gpio_port);
1110 }
1111}
1112
1113static uint32_t elink_get_cfg_pin(struct bnx2x_softc *sc, uint32_t pin_cfg,
1114 uint32_t * val)
1115{
1116 if (pin_cfg == PIN_CFG_NA)
1117 return ELINK_STATUS_ERROR;
1118 if (pin_cfg >= PIN_CFG_EPIO0) {
1119 elink_get_epio(sc, pin_cfg - PIN_CFG_EPIO0, val);
1120 } else {
1121 uint8_t gpio_num = (pin_cfg - PIN_CFG_GPIO0_P0) & 0x3;
1122 uint8_t gpio_port = (pin_cfg - PIN_CFG_GPIO0_P0) >> 2;
1123 *val = elink_cb_gpio_read(sc, gpio_num, gpio_port);
1124 }
1125 return ELINK_STATUS_OK;
1126
1127}
1128
1129/******************************************************************/
1130/* PFC section */
1131/******************************************************************/
1132static void elink_update_pfc_xmac(struct elink_params *params,
1133 struct elink_vars *vars)
1134{
1135 struct bnx2x_softc *sc = params->sc;
1136 uint32_t xmac_base;
1137 uint32_t pause_val, pfc0_val, pfc1_val;
1138
1139 /* XMAC base adrr */
1140 xmac_base = (params->port) ? GRCBASE_XMAC1 : GRCBASE_XMAC0;
1141
1142 /* Initialize pause and pfc registers */
1143 pause_val = 0x18000;
1144 pfc0_val = 0xFFFF8000;
1145 pfc1_val = 0x2;
1146
1147 /* No PFC support */
1148 if (!(params->feature_config_flags & ELINK_FEATURE_CONFIG_PFC_ENABLED)) {
1149
1150 /* RX flow control - Process pause frame in receive direction
1151 */
1152 if (vars->flow_ctrl & ELINK_FLOW_CTRL_RX)
1153 pause_val |= XMAC_PAUSE_CTRL_REG_RX_PAUSE_EN;
1154
1155 /* TX flow control - Send pause packet when buffer is full */
1156 if (vars->flow_ctrl & ELINK_FLOW_CTRL_TX)
1157 pause_val |= XMAC_PAUSE_CTRL_REG_TX_PAUSE_EN;
1158 } else { /* PFC support */
1159 pfc1_val |= XMAC_PFC_CTRL_HI_REG_PFC_REFRESH_EN |
1160 XMAC_PFC_CTRL_HI_REG_PFC_STATS_EN |
1161 XMAC_PFC_CTRL_HI_REG_RX_PFC_EN |
1162 XMAC_PFC_CTRL_HI_REG_TX_PFC_EN |
1163 XMAC_PFC_CTRL_HI_REG_FORCE_PFC_XON;
1164 /* Write pause and PFC registers */
1165 REG_WR(sc, xmac_base + XMAC_REG_PAUSE_CTRL, pause_val);
1166 REG_WR(sc, xmac_base + XMAC_REG_PFC_CTRL, pfc0_val);
1167 REG_WR(sc, xmac_base + XMAC_REG_PFC_CTRL_HI, pfc1_val);
1168 pfc1_val &= ~XMAC_PFC_CTRL_HI_REG_FORCE_PFC_XON;
1169
1170 }
1171
1172 /* Write pause and PFC registers */
1173 REG_WR(sc, xmac_base + XMAC_REG_PAUSE_CTRL, pause_val);
1174 REG_WR(sc, xmac_base + XMAC_REG_PFC_CTRL, pfc0_val);
1175 REG_WR(sc, xmac_base + XMAC_REG_PFC_CTRL_HI, pfc1_val);
1176
1177 /* Set MAC address for source TX Pause/PFC frames */
1178 REG_WR(sc, xmac_base + XMAC_REG_CTRL_SA_LO,
1179 ((params->mac_addr[2] << 24) |
1180 (params->mac_addr[3] << 16) |
1181 (params->mac_addr[4] << 8) | (params->mac_addr[5])));
1182 REG_WR(sc, xmac_base + XMAC_REG_CTRL_SA_HI,
1183 ((params->mac_addr[0] << 8) | (params->mac_addr[1])));
1184
1185 DELAY(30);
1186}
1187
1188/******************************************************************/
1189/* MAC/PBF section */
1190/******************************************************************/
1191static void elink_set_mdio_clk(struct bnx2x_softc *sc, uint32_t emac_base)
1192{
1193 uint32_t new_mode, cur_mode;
1194 uint32_t clc_cnt;
1195 /* Set clause 45 mode, slow down the MDIO clock to 2.5MHz
1196 * (a value of 49==0x31) and make sure that the AUTO poll is off
1197 */
1198 cur_mode = REG_RD(sc, emac_base + EMAC_REG_EMAC_MDIO_MODE);
1199
1200 if (USES_WARPCORE(sc))
1201 clc_cnt = 74L << EMAC_MDIO_MODE_CLOCK_CNT_BITSHIFT;
1202 else
1203 clc_cnt = 49L << EMAC_MDIO_MODE_CLOCK_CNT_BITSHIFT;
1204
1205 if (((cur_mode & EMAC_MDIO_MODE_CLOCK_CNT) == clc_cnt) &&
1206 (cur_mode & (EMAC_MDIO_MODE_CLAUSE_45)))
1207 return;
1208
1209 new_mode = cur_mode &
1210 ~(EMAC_MDIO_MODE_AUTO_POLL | EMAC_MDIO_MODE_CLOCK_CNT);
1211 new_mode |= clc_cnt;
1212 new_mode |= (EMAC_MDIO_MODE_CLAUSE_45);
1213
1214 PMD_DRV_LOG(DEBUG, "Changing emac_mode from 0x%x to 0x%x",
1215 cur_mode, new_mode);
1216 REG_WR(sc, emac_base + EMAC_REG_EMAC_MDIO_MODE, new_mode);
1217 DELAY(40);
1218}
1219
1220static void elink_set_mdio_emac_per_phy(struct bnx2x_softc *sc,
1221 struct elink_params *params)
1222{
1223 uint8_t phy_index;
1224 /* Set mdio clock per phy */
1225 for (phy_index = ELINK_INT_PHY; phy_index < params->num_phys;
1226 phy_index++)
1227 elink_set_mdio_clk(sc, params->phy[phy_index].mdio_ctrl);
1228}
1229
1230static uint8_t elink_is_4_port_mode(struct bnx2x_softc *sc)
1231{
1232 uint32_t port4mode_ovwr_val;
1233 /* Check 4-port override enabled */
1234 port4mode_ovwr_val = REG_RD(sc, MISC_REG_PORT4MODE_EN_OVWR);
1235 if (port4mode_ovwr_val & (1 << 0)) {
1236 /* Return 4-port mode override value */
1237 return (port4mode_ovwr_val & (1 << 1)) == (1 << 1);
1238 }
1239 /* Return 4-port mode from input pin */
1240 return (uint8_t) REG_RD(sc, MISC_REG_PORT4MODE_EN);
1241}
1242
1243static void elink_emac_init(struct elink_params *params)
1244{
1245 /* reset and unreset the emac core */
1246 struct bnx2x_softc *sc = params->sc;
1247 uint8_t port = params->port;
1248 uint32_t emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
1249 uint32_t val;
1250 uint16_t timeout;
1251
1252 REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
1253 (MISC_REGISTERS_RESET_REG_2_RST_EMAC0_HARD_CORE << port));
1254 DELAY(5);
1255 REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET,
1256 (MISC_REGISTERS_RESET_REG_2_RST_EMAC0_HARD_CORE << port));
1257
1258 /* init emac - use read-modify-write */
1259 /* self clear reset */
1260 val = REG_RD(sc, emac_base + EMAC_REG_EMAC_MODE);
1261 elink_cb_reg_write(sc, emac_base + EMAC_REG_EMAC_MODE,
1262 (val | EMAC_MODE_RESET));
1263
1264 timeout = 200;
1265 do {
1266 val = REG_RD(sc, emac_base + EMAC_REG_EMAC_MODE);
1267 PMD_DRV_LOG(DEBUG, "EMAC reset reg is %u", val);
1268 if (!timeout) {
1269 PMD_DRV_LOG(DEBUG, "EMAC timeout!");
1270 return;
1271 }
1272 timeout--;
1273 } while (val & EMAC_MODE_RESET);
1274
1275 elink_set_mdio_emac_per_phy(sc, params);
1276 /* Set mac address */
1277 val = ((params->mac_addr[0] << 8) | params->mac_addr[1]);
1278 elink_cb_reg_write(sc, emac_base + EMAC_REG_EMAC_MAC_MATCH, val);
1279
1280 val = ((params->mac_addr[2] << 24) |
1281 (params->mac_addr[3] << 16) |
1282 (params->mac_addr[4] << 8) | params->mac_addr[5]);
1283 elink_cb_reg_write(sc, emac_base + EMAC_REG_EMAC_MAC_MATCH + 4, val);
1284}
1285
1286static void elink_set_xumac_nig(struct elink_params *params,
1287 uint16_t tx_pause_en, uint8_t enable)
1288{
1289 struct bnx2x_softc *sc = params->sc;
1290
1291 REG_WR(sc, params->port ? NIG_REG_P1_MAC_IN_EN : NIG_REG_P0_MAC_IN_EN,
1292 enable);
1293 REG_WR(sc, params->port ? NIG_REG_P1_MAC_OUT_EN : NIG_REG_P0_MAC_OUT_EN,
1294 enable);
1295 REG_WR(sc, params->port ? NIG_REG_P1_MAC_PAUSE_OUT_EN :
1296 NIG_REG_P0_MAC_PAUSE_OUT_EN, tx_pause_en);
1297}
1298
1299static void elink_set_umac_rxtx(struct elink_params *params, uint8_t en)
1300{
1301 uint32_t umac_base = params->port ? GRCBASE_UMAC1 : GRCBASE_UMAC0;
1302 uint32_t val;
1303 struct bnx2x_softc *sc = params->sc;
1304 if (!(REG_RD(sc, MISC_REG_RESET_REG_2) &
1305 (MISC_REGISTERS_RESET_REG_2_UMAC0 << params->port)))
1306 return;
1307 val = REG_RD(sc, umac_base + UMAC_REG_COMMAND_CONFIG);
1308 if (en)
1309 val |= (UMAC_COMMAND_CONFIG_REG_TX_ENA |
1310 UMAC_COMMAND_CONFIG_REG_RX_ENA);
1311 else
1312 val &= ~(UMAC_COMMAND_CONFIG_REG_TX_ENA |
1313 UMAC_COMMAND_CONFIG_REG_RX_ENA);
1314 /* Disable RX and TX */
1315 REG_WR(sc, umac_base + UMAC_REG_COMMAND_CONFIG, val);
1316}
1317
1318static void elink_umac_enable(struct elink_params *params,
1319 struct elink_vars *vars, uint8_t lb)
1320{
1321 uint32_t val;
1322 uint32_t umac_base = params->port ? GRCBASE_UMAC1 : GRCBASE_UMAC0;
1323 struct bnx2x_softc *sc = params->sc;
1324 /* Reset UMAC */
1325 REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
1326 (MISC_REGISTERS_RESET_REG_2_UMAC0 << params->port));
1327 DELAY(1000 * 1);
1328
1329 REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET,
1330 (MISC_REGISTERS_RESET_REG_2_UMAC0 << params->port));
1331
1332 PMD_DRV_LOG(DEBUG, "enabling UMAC");
1333
1334 /* This register opens the gate for the UMAC despite its name */
1335 REG_WR(sc, NIG_REG_EGRESS_EMAC0_PORT + params->port * 4, 1);
1336
1337 val = UMAC_COMMAND_CONFIG_REG_PROMIS_EN |
1338 UMAC_COMMAND_CONFIG_REG_PAD_EN |
1339 UMAC_COMMAND_CONFIG_REG_SW_RESET |
1340 UMAC_COMMAND_CONFIG_REG_NO_LGTH_CHECK;
1341 switch (vars->line_speed) {
1342 case ELINK_SPEED_10:
1343 val |= (0 << 2);
1344 break;
1345 case ELINK_SPEED_100:
1346 val |= (1 << 2);
1347 break;
1348 case ELINK_SPEED_1000:
1349 val |= (2 << 2);
1350 break;
1351 case ELINK_SPEED_2500:
1352 val |= (3 << 2);
1353 break;
1354 default:
1355 PMD_DRV_LOG(DEBUG, "Invalid speed for UMAC %d",
1356 vars->line_speed);
1357 break;
1358 }
1359 if (!(vars->flow_ctrl & ELINK_FLOW_CTRL_TX))
1360 val |= UMAC_COMMAND_CONFIG_REG_IGNORE_TX_PAUSE;
1361
1362 if (!(vars->flow_ctrl & ELINK_FLOW_CTRL_RX))
1363 val |= UMAC_COMMAND_CONFIG_REG_PAUSE_IGNORE;
1364
1365 if (vars->duplex == DUPLEX_HALF)
1366 val |= UMAC_COMMAND_CONFIG_REG_HD_ENA;
1367
1368 REG_WR(sc, umac_base + UMAC_REG_COMMAND_CONFIG, val);
1369 DELAY(50);
1370
1371 /* Configure UMAC for EEE */
1372 if (vars->eee_status & SHMEM_EEE_ADV_STATUS_MASK) {
1373 PMD_DRV_LOG(DEBUG, "configured UMAC for EEE");
1374 REG_WR(sc, umac_base + UMAC_REG_UMAC_EEE_CTRL,
1375 UMAC_UMAC_EEE_CTRL_REG_EEE_EN);
1376 REG_WR(sc, umac_base + UMAC_REG_EEE_WAKE_TIMER, 0x11);
1377 } else {
1378 REG_WR(sc, umac_base + UMAC_REG_UMAC_EEE_CTRL, 0x0);
1379 }
1380
1381 /* Set MAC address for source TX Pause/PFC frames (under SW reset) */
1382 REG_WR(sc, umac_base + UMAC_REG_MAC_ADDR0,
1383 ((params->mac_addr[2] << 24) |
1384 (params->mac_addr[3] << 16) |
1385 (params->mac_addr[4] << 8) | (params->mac_addr[5])));
1386 REG_WR(sc, umac_base + UMAC_REG_MAC_ADDR1,
1387 ((params->mac_addr[0] << 8) | (params->mac_addr[1])));
1388
1389 /* Enable RX and TX */
1390 val &= ~UMAC_COMMAND_CONFIG_REG_PAD_EN;
1391 val |= UMAC_COMMAND_CONFIG_REG_TX_ENA | UMAC_COMMAND_CONFIG_REG_RX_ENA;
1392 REG_WR(sc, umac_base + UMAC_REG_COMMAND_CONFIG, val);
1393 DELAY(50);
1394
1395 /* Remove SW Reset */
1396 val &= ~UMAC_COMMAND_CONFIG_REG_SW_RESET;
1397
1398 /* Check loopback mode */
1399 if (lb)
1400 val |= UMAC_COMMAND_CONFIG_REG_LOOP_ENA;
1401 REG_WR(sc, umac_base + UMAC_REG_COMMAND_CONFIG, val);
1402
1403 /* Maximum Frame Length (RW). Defines a 14-Bit maximum frame
1404 * length used by the MAC receive logic to check frames.
1405 */
1406 REG_WR(sc, umac_base + UMAC_REG_MAXFR, 0x2710);
1407 elink_set_xumac_nig(params,
1408 ((vars->flow_ctrl & ELINK_FLOW_CTRL_TX) != 0), 1);
1409 vars->mac_type = ELINK_MAC_TYPE_UMAC;
1410
1411}
1412
1413/* Define the XMAC mode */
1414static void elink_xmac_init(struct elink_params *params, uint32_t max_speed)
1415{
1416 struct bnx2x_softc *sc = params->sc;
1417 uint32_t is_port4mode = elink_is_4_port_mode(sc);
1418
1419 /* In 4-port mode, need to set the mode only once, so if XMAC is
1420 * already out of reset, it means the mode has already been set,
1421 * and it must not* reset the XMAC again, since it controls both
1422 * ports of the path
1423 */
1424
1425 if (((CHIP_NUM(sc) == CHIP_NUM_57840_4_10) ||
1426 (CHIP_NUM(sc) == CHIP_NUM_57840_2_20) ||
1427 (CHIP_NUM(sc) == CHIP_NUM_57840_OBS)) &&
1428 is_port4mode &&
1429 (REG_RD(sc, MISC_REG_RESET_REG_2) &
1430 MISC_REGISTERS_RESET_REG_2_XMAC)) {
1431 PMD_DRV_LOG(DEBUG, "XMAC already out of reset in 4-port mode");
1432 return;
1433 }
1434
1435 /* Hard reset */
1436 REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
1437 MISC_REGISTERS_RESET_REG_2_XMAC);
1438 DELAY(1000 * 1);
1439
1440 REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET,
1441 MISC_REGISTERS_RESET_REG_2_XMAC);
1442 if (is_port4mode) {
1443 PMD_DRV_LOG(DEBUG, "Init XMAC to 2 ports x 10G per path");
1444
1445 /* Set the number of ports on the system side to up to 2 */
1446 REG_WR(sc, MISC_REG_XMAC_CORE_PORT_MODE, 1);
1447
1448 /* Set the number of ports on the Warp Core to 10G */
1449 REG_WR(sc, MISC_REG_XMAC_PHY_PORT_MODE, 3);
1450 } else {
1451 /* Set the number of ports on the system side to 1 */
1452 REG_WR(sc, MISC_REG_XMAC_CORE_PORT_MODE, 0);
1453 if (max_speed == ELINK_SPEED_10000) {
1454 PMD_DRV_LOG(DEBUG,
1455 "Init XMAC to 10G x 1 port per path");
1456 /* Set the number of ports on the Warp Core to 10G */
1457 REG_WR(sc, MISC_REG_XMAC_PHY_PORT_MODE, 3);
1458 } else {
1459 PMD_DRV_LOG(DEBUG,
1460 "Init XMAC to 20G x 2 ports per path");
1461 /* Set the number of ports on the Warp Core to 20G */
1462 REG_WR(sc, MISC_REG_XMAC_PHY_PORT_MODE, 1);
1463 }
1464 }
1465 /* Soft reset */
1466 REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
1467 MISC_REGISTERS_RESET_REG_2_XMAC_SOFT);
1468 DELAY(1000 * 1);
1469
1470 REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET,
1471 MISC_REGISTERS_RESET_REG_2_XMAC_SOFT);
1472
1473}
1474
1475static void elink_set_xmac_rxtx(struct elink_params *params, uint8_t en)
1476{
1477 uint8_t port = params->port;
1478 struct bnx2x_softc *sc = params->sc;
1479 uint32_t pfc_ctrl, xmac_base = (port) ? GRCBASE_XMAC1 : GRCBASE_XMAC0;
1480 uint32_t val;
1481
1482 if (REG_RD(sc, MISC_REG_RESET_REG_2) & MISC_REGISTERS_RESET_REG_2_XMAC) {
1483 /* Send an indication to change the state in the NIG back to XON
1484 * Clearing this bit enables the next set of this bit to get
1485 * rising edge
1486 */
1487 pfc_ctrl = REG_RD(sc, xmac_base + XMAC_REG_PFC_CTRL_HI);
1488 REG_WR(sc, xmac_base + XMAC_REG_PFC_CTRL_HI,
1489 (pfc_ctrl & ~(1 << 1)));
1490 REG_WR(sc, xmac_base + XMAC_REG_PFC_CTRL_HI,
1491 (pfc_ctrl | (1 << 1)));
1492 PMD_DRV_LOG(DEBUG, "Disable XMAC on port %x", port);
1493 val = REG_RD(sc, xmac_base + XMAC_REG_CTRL);
1494 if (en)
1495 val |= (XMAC_CTRL_REG_TX_EN | XMAC_CTRL_REG_RX_EN);
1496 else
1497 val &= ~(XMAC_CTRL_REG_TX_EN | XMAC_CTRL_REG_RX_EN);
1498 REG_WR(sc, xmac_base + XMAC_REG_CTRL, val);
1499 }
1500}
1501
1502static elink_status_t elink_xmac_enable(struct elink_params *params,
1503 struct elink_vars *vars, uint8_t lb)
1504{
1505 uint32_t val, xmac_base;
1506 struct bnx2x_softc *sc = params->sc;
1507 PMD_DRV_LOG(DEBUG, "enabling XMAC");
1508
1509 xmac_base = (params->port) ? GRCBASE_XMAC1 : GRCBASE_XMAC0;
1510
1511 elink_xmac_init(params, vars->line_speed);
1512
1513 /* This register determines on which events the MAC will assert
1514 * error on the i/f to the NIG along w/ EOP.
1515 */
1516
1517 /* This register tells the NIG whether to send traffic to UMAC
1518 * or XMAC
1519 */
1520 REG_WR(sc, NIG_REG_EGRESS_EMAC0_PORT + params->port * 4, 0);
1521
1522 /* When XMAC is in XLGMII mode, disable sending idles for fault
1523 * detection.
1524 */
1525 if (!(params->phy[ELINK_INT_PHY].flags & ELINK_FLAGS_TX_ERROR_CHECK)) {
1526 REG_WR(sc, xmac_base + XMAC_REG_RX_LSS_CTRL,
1527 (XMAC_RX_LSS_CTRL_REG_LOCAL_FAULT_DISABLE |
1528 XMAC_RX_LSS_CTRL_REG_REMOTE_FAULT_DISABLE));
1529 REG_WR(sc, xmac_base + XMAC_REG_CLEAR_RX_LSS_STATUS, 0);
1530 REG_WR(sc, xmac_base + XMAC_REG_CLEAR_RX_LSS_STATUS,
1531 XMAC_CLEAR_RX_LSS_STATUS_REG_CLEAR_LOCAL_FAULT_STATUS |
1532 XMAC_CLEAR_RX_LSS_STATUS_REG_CLEAR_REMOTE_FAULT_STATUS);
1533 }
1534 /* Set Max packet size */
1535 REG_WR(sc, xmac_base + XMAC_REG_RX_MAX_SIZE, 0x2710);
1536
1537 /* CRC append for Tx packets */
1538 REG_WR(sc, xmac_base + XMAC_REG_TX_CTRL, 0xC800);
1539
1540 /* update PFC */
1541 elink_update_pfc_xmac(params, vars);
1542
1543 if (vars->eee_status & SHMEM_EEE_ADV_STATUS_MASK) {
1544 PMD_DRV_LOG(DEBUG, "Setting XMAC for EEE");
1545 REG_WR(sc, xmac_base + XMAC_REG_EEE_TIMERS_HI, 0x1380008);
1546 REG_WR(sc, xmac_base + XMAC_REG_EEE_CTRL, 0x1);
1547 } else {
1548 REG_WR(sc, xmac_base + XMAC_REG_EEE_CTRL, 0x0);
1549 }
1550
1551 /* Enable TX and RX */
1552 val = XMAC_CTRL_REG_TX_EN | XMAC_CTRL_REG_RX_EN;
1553
1554 /* Set MAC in XLGMII mode for dual-mode */
1555 if ((vars->line_speed == ELINK_SPEED_20000) &&
1556 (params->phy[ELINK_INT_PHY].supported &
1557 ELINK_SUPPORTED_20000baseKR2_Full))
1558 val |= XMAC_CTRL_REG_XLGMII_ALIGN_ENB;
1559
1560 /* Check loopback mode */
1561 if (lb)
1562 val |= XMAC_CTRL_REG_LINE_LOCAL_LPBK;
1563 REG_WR(sc, xmac_base + XMAC_REG_CTRL, val);
1564 elink_set_xumac_nig(params,
1565 ((vars->flow_ctrl & ELINK_FLOW_CTRL_TX) != 0), 1);
1566
1567 vars->mac_type = ELINK_MAC_TYPE_XMAC;
1568
1569 return ELINK_STATUS_OK;
1570}
1571
1572static elink_status_t elink_emac_enable(struct elink_params *params,
1573 struct elink_vars *vars, uint8_t lb)
1574{
1575 struct bnx2x_softc *sc = params->sc;
1576 uint8_t port = params->port;
1577 uint32_t emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
1578 uint32_t val;
1579
1580 PMD_DRV_LOG(DEBUG, "enabling EMAC");
1581
1582 /* Disable BMAC */
1583 REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
1584 (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port));
1585
1586 /* enable emac and not bmac */
1587 REG_WR(sc, NIG_REG_EGRESS_EMAC0_PORT + port * 4, 1);
1588
1589 if (vars->phy_flags & PHY_XGXS_FLAG) {
1590 uint32_t ser_lane = ((params->lane_config &
1591 PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >>
1592 PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT);
1593
1594 PMD_DRV_LOG(DEBUG, "XGXS");
1595 /* select the master lanes (out of 0-3) */
1596 REG_WR(sc, NIG_REG_XGXS_LANE_SEL_P0 + port * 4, ser_lane);
1597 /* select XGXS */
1598 REG_WR(sc, NIG_REG_XGXS_SERDES0_MODE_SEL + port * 4, 1);
1599
1600 } else { /* SerDes */
1601 PMD_DRV_LOG(DEBUG, "SerDes");
1602 /* select SerDes */
1603 REG_WR(sc, NIG_REG_XGXS_SERDES0_MODE_SEL + port * 4, 0);
1604 }
1605
1606 elink_bits_en(sc, emac_base + EMAC_REG_EMAC_RX_MODE,
1607 EMAC_RX_MODE_RESET);
1608 elink_bits_en(sc, emac_base + EMAC_REG_EMAC_TX_MODE,
1609 EMAC_TX_MODE_RESET);
1610
1611 /* pause enable/disable */
1612 elink_bits_dis(sc, emac_base + EMAC_REG_EMAC_RX_MODE,
1613 EMAC_RX_MODE_FLOW_EN);
1614
1615 elink_bits_dis(sc, emac_base + EMAC_REG_EMAC_TX_MODE,
1616 (EMAC_TX_MODE_EXT_PAUSE_EN |
1617 EMAC_TX_MODE_FLOW_EN));
1618 if (!(params->feature_config_flags &
1619 ELINK_FEATURE_CONFIG_PFC_ENABLED)) {
1620 if (vars->flow_ctrl & ELINK_FLOW_CTRL_RX)
1621 elink_bits_en(sc, emac_base +
1622 EMAC_REG_EMAC_RX_MODE,
1623 EMAC_RX_MODE_FLOW_EN);
1624
1625 if (vars->flow_ctrl & ELINK_FLOW_CTRL_TX)
1626 elink_bits_en(sc, emac_base +
1627 EMAC_REG_EMAC_TX_MODE,
1628 (EMAC_TX_MODE_EXT_PAUSE_EN |
1629 EMAC_TX_MODE_FLOW_EN));
1630 } else
1631 elink_bits_en(sc, emac_base + EMAC_REG_EMAC_TX_MODE,
1632 EMAC_TX_MODE_FLOW_EN);
1633
1634 /* KEEP_VLAN_TAG, promiscuous */
1635 val = REG_RD(sc, emac_base + EMAC_REG_EMAC_RX_MODE);
1636 val |= EMAC_RX_MODE_KEEP_VLAN_TAG | EMAC_RX_MODE_PROMISCUOUS;
1637
1638 /* Setting this bit causes MAC control frames (except for pause
1639 * frames) to be passed on for processing. This setting has no
1640 * affect on the operation of the pause frames. This bit effects
1641 * all packets regardless of RX Parser packet sorting logic.
1642 * Turn the PFC off to make sure we are in Xon state before
1643 * enabling it.
1644 */
1645 elink_cb_reg_write(sc, emac_base + EMAC_REG_RX_PFC_MODE, 0);
1646 if (params->feature_config_flags & ELINK_FEATURE_CONFIG_PFC_ENABLED) {
1647 PMD_DRV_LOG(DEBUG, "PFC is enabled");
1648 /* Enable PFC again */
1649 elink_cb_reg_write(sc, emac_base + EMAC_REG_RX_PFC_MODE,
1650 EMAC_REG_RX_PFC_MODE_RX_EN |
1651 EMAC_REG_RX_PFC_MODE_TX_EN |
1652 EMAC_REG_RX_PFC_MODE_PRIORITIES);
1653
1654 elink_cb_reg_write(sc, emac_base + EMAC_REG_RX_PFC_PARAM,
1655 ((0x0101 <<
1656 EMAC_REG_RX_PFC_PARAM_OPCODE_BITSHIFT) |
1657 (0x00ff <<
1658 EMAC_REG_RX_PFC_PARAM_PRIORITY_EN_BITSHIFT)));
1659 val |= EMAC_RX_MODE_KEEP_MAC_CONTROL;
1660 }
1661 elink_cb_reg_write(sc, emac_base + EMAC_REG_EMAC_RX_MODE, val);
1662
1663 /* Set Loopback */
1664 val = REG_RD(sc, emac_base + EMAC_REG_EMAC_MODE);
1665 if (lb)
1666 val |= 0x810;
1667 else
1668 val &= ~0x810;
1669 elink_cb_reg_write(sc, emac_base + EMAC_REG_EMAC_MODE, val);
1670
1671 /* Enable emac */
1672 REG_WR(sc, NIG_REG_NIG_EMAC0_EN + port * 4, 1);
1673
1674 /* Enable emac for jumbo packets */
1675 elink_cb_reg_write(sc, emac_base + EMAC_REG_EMAC_RX_MTU_SIZE,
1676 (EMAC_RX_MTU_SIZE_JUMBO_ENA |
1677 (ELINK_ETH_MAX_JUMBO_PACKET_SIZE +
1678 ELINK_ETH_OVREHEAD)));
1679
1680 /* Strip CRC */
1681 REG_WR(sc, NIG_REG_NIG_INGRESS_EMAC0_NO_CRC + port * 4, 0x1);
1682
1683 /* Disable the NIG in/out to the bmac */
1684 REG_WR(sc, NIG_REG_BMAC0_IN_EN + port * 4, 0x0);
1685 REG_WR(sc, NIG_REG_BMAC0_PAUSE_OUT_EN + port * 4, 0x0);
1686 REG_WR(sc, NIG_REG_BMAC0_OUT_EN + port * 4, 0x0);
1687
1688 /* Enable the NIG in/out to the emac */
1689 REG_WR(sc, NIG_REG_EMAC0_IN_EN + port * 4, 0x1);
1690 val = 0;
1691 if ((params->feature_config_flags &
1692 ELINK_FEATURE_CONFIG_PFC_ENABLED) ||
1693 (vars->flow_ctrl & ELINK_FLOW_CTRL_TX))
1694 val = 1;
1695
1696 REG_WR(sc, NIG_REG_EMAC0_PAUSE_OUT_EN + port * 4, val);
1697 REG_WR(sc, NIG_REG_EGRESS_EMAC0_OUT_EN + port * 4, 0x1);
1698
1699 REG_WR(sc, NIG_REG_BMAC0_REGS_OUT_EN + port * 4, 0x0);
1700
1701 vars->mac_type = ELINK_MAC_TYPE_EMAC;
1702 return ELINK_STATUS_OK;
1703}
1704
1705static void elink_update_pfc_bmac1(struct elink_params *params,
1706 struct elink_vars *vars)
1707{
1708 uint32_t wb_data[2];
1709 struct bnx2x_softc *sc = params->sc;
1710 uint32_t bmac_addr = params->port ? NIG_REG_INGRESS_BMAC1_MEM :
1711 NIG_REG_INGRESS_BMAC0_MEM;
1712
1713 uint32_t val = 0x14;
1714 if ((!(params->feature_config_flags &
1715 ELINK_FEATURE_CONFIG_PFC_ENABLED)) &&
1716 (vars->flow_ctrl & ELINK_FLOW_CTRL_RX))
1717 /* Enable BigMAC to react on received Pause packets */
1718 val |= (1 << 5);
1719 wb_data[0] = val;
1720 wb_data[1] = 0;
1721 REG_WR_DMAE(sc, bmac_addr + BIGMAC_REGISTER_RX_CONTROL, wb_data, 2);
1722
1723 /* TX control */
1724 val = 0xc0;
1725 if (!(params->feature_config_flags &
1726 ELINK_FEATURE_CONFIG_PFC_ENABLED) &&
1727 (vars->flow_ctrl & ELINK_FLOW_CTRL_TX))
1728 val |= 0x800000;
1729 wb_data[0] = val;
1730 wb_data[1] = 0;
1731 REG_WR_DMAE(sc, bmac_addr + BIGMAC_REGISTER_TX_CONTROL, wb_data, 2);
1732}
1733
1734static void elink_update_pfc_bmac2(struct elink_params *params,
1735 struct elink_vars *vars, uint8_t is_lb)
1736{
1737 /* Set rx control: Strip CRC and enable BigMAC to relay
1738 * control packets to the system as well
1739 */
1740 uint32_t wb_data[2];
1741 struct bnx2x_softc *sc = params->sc;
1742 uint32_t bmac_addr = params->port ? NIG_REG_INGRESS_BMAC1_MEM :
1743 NIG_REG_INGRESS_BMAC0_MEM;
1744 uint32_t val = 0x14;
1745
1746 if ((!(params->feature_config_flags &
1747 ELINK_FEATURE_CONFIG_PFC_ENABLED)) &&
1748 (vars->flow_ctrl & ELINK_FLOW_CTRL_RX))
1749 /* Enable BigMAC to react on received Pause packets */
1750 val |= (1 << 5);
1751 wb_data[0] = val;
1752 wb_data[1] = 0;
1753 REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_RX_CONTROL, wb_data, 2);
1754 DELAY(30);
1755
1756 /* Tx control */
1757 val = 0xc0;
1758 if (!(params->feature_config_flags &
1759 ELINK_FEATURE_CONFIG_PFC_ENABLED) &&
1760 (vars->flow_ctrl & ELINK_FLOW_CTRL_TX))
1761 val |= 0x800000;
1762 wb_data[0] = val;
1763 wb_data[1] = 0;
1764 REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_TX_CONTROL, wb_data, 2);
1765
1766 if (params->feature_config_flags & ELINK_FEATURE_CONFIG_PFC_ENABLED) {
1767 PMD_DRV_LOG(DEBUG, "PFC is enabled");
1768 /* Enable PFC RX & TX & STATS and set 8 COS */
1769 wb_data[0] = 0x0;
1770 wb_data[0] |= (1 << 0); /* RX */
1771 wb_data[0] |= (1 << 1); /* TX */
1772 wb_data[0] |= (1 << 2); /* Force initial Xon */
1773 wb_data[0] |= (1 << 3); /* 8 cos */
1774 wb_data[0] |= (1 << 5); /* STATS */
1775 wb_data[1] = 0;
1776 REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_PFC_CONTROL,
1777 wb_data, 2);
1778 /* Clear the force Xon */
1779 wb_data[0] &= ~(1 << 2);
1780 } else {
1781 PMD_DRV_LOG(DEBUG, "PFC is disabled");
1782 /* Disable PFC RX & TX & STATS and set 8 COS */
1783 wb_data[0] = 0x8;
1784 wb_data[1] = 0;
1785 }
1786
1787 REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_PFC_CONTROL, wb_data, 2);
1788
1789 /* Set Time (based unit is 512 bit time) between automatic
1790 * re-sending of PP packets amd enable automatic re-send of
1791 * Per-Priroity Packet as long as pp_gen is asserted and
1792 * pp_disable is low.
1793 */
1794 val = 0x8000;
1795 if (params->feature_config_flags & ELINK_FEATURE_CONFIG_PFC_ENABLED)
1796 val |= (1 << 16); /* enable automatic re-send */
1797
1798 wb_data[0] = val;
1799 wb_data[1] = 0;
1800 REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_TX_PAUSE_CONTROL,
1801 wb_data, 2);
1802
1803 /* mac control */
1804 val = 0x3; /* Enable RX and TX */
1805 if (is_lb) {
1806 val |= 0x4; /* Local loopback */
1807 PMD_DRV_LOG(DEBUG, "enable bmac loopback");
1808 }
1809 /* When PFC enabled, Pass pause frames towards the NIG. */
1810 if (params->feature_config_flags & ELINK_FEATURE_CONFIG_PFC_ENABLED)
1811 val |= ((1 << 6) | (1 << 5));
1812
1813 wb_data[0] = val;
1814 wb_data[1] = 0;
1815 REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_BMAC_CONTROL, wb_data, 2);
1816}
1817
1818/******************************************************************************
1819* Description:
1820* This function is needed because NIG ARB_CREDIT_WEIGHT_X are
1821* not continues and ARB_CREDIT_WEIGHT_0 + offset is suitable.
1822******************************************************************************/
1823static elink_status_t elink_pfc_nig_rx_priority_mask(struct bnx2x_softc *sc,
1824 uint8_t cos_entry,
1825 uint32_t priority_mask,
1826 uint8_t port)
1827{
1828 uint32_t nig_reg_rx_priority_mask_add = 0;
1829
1830 switch (cos_entry) {
1831 case 0:
1832 nig_reg_rx_priority_mask_add = (port) ?
1833 NIG_REG_P1_RX_COS0_PRIORITY_MASK :
1834 NIG_REG_P0_RX_COS0_PRIORITY_MASK;
1835 break;
1836 case 1:
1837 nig_reg_rx_priority_mask_add = (port) ?
1838 NIG_REG_P1_RX_COS1_PRIORITY_MASK :
1839 NIG_REG_P0_RX_COS1_PRIORITY_MASK;
1840 break;
1841 case 2:
1842 nig_reg_rx_priority_mask_add = (port) ?
1843 NIG_REG_P1_RX_COS2_PRIORITY_MASK :
1844 NIG_REG_P0_RX_COS2_PRIORITY_MASK;
1845 break;
1846 case 3:
1847 if (port)
1848 return ELINK_STATUS_ERROR;
1849 nig_reg_rx_priority_mask_add = NIG_REG_P0_RX_COS3_PRIORITY_MASK;
1850 break;
1851 case 4:
1852 if (port)
1853 return ELINK_STATUS_ERROR;
1854 nig_reg_rx_priority_mask_add = NIG_REG_P0_RX_COS4_PRIORITY_MASK;
1855 break;
1856 case 5:
1857 if (port)
1858 return ELINK_STATUS_ERROR;
1859 nig_reg_rx_priority_mask_add = NIG_REG_P0_RX_COS5_PRIORITY_MASK;
1860 break;
1861 }
1862
1863 REG_WR(sc, nig_reg_rx_priority_mask_add, priority_mask);
1864
1865 return ELINK_STATUS_OK;
1866}
1867
1868static void elink_update_mng(struct elink_params *params, uint32_t link_status)
1869{
1870 struct bnx2x_softc *sc = params->sc;
1871
1872 REG_WR(sc, params->shmem_base +
1873 offsetof(struct shmem_region,
1874 port_mb[params->port].link_status), link_status);
1875}
1876
1877static void elink_update_link_attr(struct elink_params *params,
1878 uint32_t link_attr)
1879{
1880 struct bnx2x_softc *sc = params->sc;
1881
1882 if (SHMEM2_HAS(sc, link_attr_sync))
1883 REG_WR(sc, params->shmem2_base +
1884 offsetof(struct shmem2_region,
1885 link_attr_sync[params->port]), link_attr);
1886}
1887
1888static void elink_update_pfc_nig(struct elink_params *params,
1889 struct elink_nig_brb_pfc_port_params
1890 *nig_params)
1891{
1892 uint32_t xcm_mask = 0, ppp_enable = 0, pause_enable = 0, llfc_out_en =
1893 0;
1894 uint32_t llfc_enable = 0, xcm_out_en = 0, hwpfc_enable = 0;
1895 uint32_t pkt_priority_to_cos = 0;
1896 struct bnx2x_softc *sc = params->sc;
1897 uint8_t port = params->port;
1898
1899 int set_pfc = params->feature_config_flags &
1900 ELINK_FEATURE_CONFIG_PFC_ENABLED;
1901 PMD_DRV_LOG(DEBUG, "updating pfc nig parameters");
1902
1903 /* When NIG_LLH0_XCM_MASK_REG_LLHX_XCM_MASK_BCN bit is set
1904 * MAC control frames (that are not pause packets)
1905 * will be forwarded to the XCM.
1906 */
1907 xcm_mask = REG_RD(sc, port ? NIG_REG_LLH1_XCM_MASK :
1908 NIG_REG_LLH0_XCM_MASK);
1909 /* NIG params will override non PFC params, since it's possible to
1910 * do transition from PFC to SAFC
1911 */
1912 if (set_pfc) {
1913 pause_enable = 0;
1914 llfc_out_en = 0;
1915 llfc_enable = 0;
1916 if (CHIP_IS_E3(sc))
1917 ppp_enable = 0;
1918 else
1919 ppp_enable = 1;
1920 xcm_mask &= ~(port ? NIG_LLH1_XCM_MASK_REG_LLH1_XCM_MASK_BCN :
1921 NIG_LLH0_XCM_MASK_REG_LLH0_XCM_MASK_BCN);
1922 xcm_out_en = 0;
1923 hwpfc_enable = 1;
1924 } else {
1925 if (nig_params) {
1926 llfc_out_en = nig_params->llfc_out_en;
1927 llfc_enable = nig_params->llfc_enable;
1928 pause_enable = nig_params->pause_enable;
1929 } else /* Default non PFC mode - PAUSE */
1930 pause_enable = 1;
1931
1932 xcm_mask |= (port ? NIG_LLH1_XCM_MASK_REG_LLH1_XCM_MASK_BCN :
1933 NIG_LLH0_XCM_MASK_REG_LLH0_XCM_MASK_BCN);
1934 xcm_out_en = 1;
1935 }
1936
1937 if (CHIP_IS_E3(sc))
1938 REG_WR(sc, port ? NIG_REG_BRB1_PAUSE_IN_EN :
1939 NIG_REG_BRB0_PAUSE_IN_EN, pause_enable);
1940 REG_WR(sc, port ? NIG_REG_LLFC_OUT_EN_1 :
1941 NIG_REG_LLFC_OUT_EN_0, llfc_out_en);
1942 REG_WR(sc, port ? NIG_REG_LLFC_ENABLE_1 :
1943 NIG_REG_LLFC_ENABLE_0, llfc_enable);
1944 REG_WR(sc, port ? NIG_REG_PAUSE_ENABLE_1 :
1945 NIG_REG_PAUSE_ENABLE_0, pause_enable);
1946
1947 REG_WR(sc, port ? NIG_REG_PPP_ENABLE_1 :
1948 NIG_REG_PPP_ENABLE_0, ppp_enable);
1949
1950 REG_WR(sc, port ? NIG_REG_LLH1_XCM_MASK :
1951 NIG_REG_LLH0_XCM_MASK, xcm_mask);
1952
1953 REG_WR(sc, port ? NIG_REG_LLFC_EGRESS_SRC_ENABLE_1 :
1954 NIG_REG_LLFC_EGRESS_SRC_ENABLE_0, 0x7);
1955
1956 /* Output enable for RX_XCM # IF */
1957 REG_WR(sc, port ? NIG_REG_XCM1_OUT_EN :
1958 NIG_REG_XCM0_OUT_EN, xcm_out_en);
1959
1960 /* HW PFC TX enable */
1961 REG_WR(sc, port ? NIG_REG_P1_HWPFC_ENABLE :
1962 NIG_REG_P0_HWPFC_ENABLE, hwpfc_enable);
1963
1964 if (nig_params) {
1965 uint8_t i = 0;
1966 pkt_priority_to_cos = nig_params->pkt_priority_to_cos;
1967
1968 for (i = 0; i < nig_params->num_of_rx_cos_priority_mask; i++)
1969 elink_pfc_nig_rx_priority_mask(sc, i,
1970 nig_params->
1971 rx_cos_priority_mask[i],
1972 port);
1973
1974 REG_WR(sc, port ? NIG_REG_LLFC_HIGH_PRIORITY_CLASSES_1 :
1975 NIG_REG_LLFC_HIGH_PRIORITY_CLASSES_0,
1976 nig_params->llfc_high_priority_classes);
1977
1978 REG_WR(sc, port ? NIG_REG_LLFC_LOW_PRIORITY_CLASSES_1 :
1979 NIG_REG_LLFC_LOW_PRIORITY_CLASSES_0,
1980 nig_params->llfc_low_priority_classes);
1981 }
1982 REG_WR(sc, port ? NIG_REG_P1_PKT_PRIORITY_TO_COS :
1983 NIG_REG_P0_PKT_PRIORITY_TO_COS, pkt_priority_to_cos);
1984}
1985
1986elink_status_t elink_update_pfc(struct elink_params *params,
1987 struct elink_vars *vars,
1988 struct elink_nig_brb_pfc_port_params
1989 *pfc_params)
1990{
1991 /* The PFC and pause are orthogonal to one another, meaning when
1992 * PFC is enabled, the pause are disabled, and when PFC is
1993 * disabled, pause are set according to the pause result.
1994 */
1995 uint32_t val;
1996 struct bnx2x_softc *sc = params->sc;
1997 elink_status_t elink_status = ELINK_STATUS_OK;
1998 uint8_t bmac_loopback = (params->loopback_mode == ELINK_LOOPBACK_BMAC);
1999
2000 if (params->feature_config_flags & ELINK_FEATURE_CONFIG_PFC_ENABLED)
2001 vars->link_status |= LINK_STATUS_PFC_ENABLED;
2002 else
2003 vars->link_status &= ~LINK_STATUS_PFC_ENABLED;
2004
2005 elink_update_mng(params, vars->link_status);
2006
2007 /* Update NIG params */
2008 elink_update_pfc_nig(params, pfc_params);
2009
2010 if (!vars->link_up)
2011 return elink_status;
2012
2013 PMD_DRV_LOG(DEBUG, "About to update PFC in BMAC");
2014
2015 if (CHIP_IS_E3(sc)) {
2016 if (vars->mac_type == ELINK_MAC_TYPE_XMAC)
2017 elink_update_pfc_xmac(params, vars);
2018 } else {
2019 val = REG_RD(sc, MISC_REG_RESET_REG_2);
2020 if ((val &
2021 (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << params->port))
2022 == 0) {
2023 PMD_DRV_LOG(DEBUG, "About to update PFC in EMAC");
2024 elink_emac_enable(params, vars, 0);
2025 return elink_status;
2026 }
2027 if (CHIP_IS_E2(sc))
2028 elink_update_pfc_bmac2(params, vars, bmac_loopback);
2029 else
2030 elink_update_pfc_bmac1(params, vars);
2031
2032 val = 0;
2033 if ((params->feature_config_flags &
2034 ELINK_FEATURE_CONFIG_PFC_ENABLED) ||
2035 (vars->flow_ctrl & ELINK_FLOW_CTRL_TX))
2036 val = 1;
2037 REG_WR(sc, NIG_REG_BMAC0_PAUSE_OUT_EN + params->port * 4, val);
2038 }
2039 return elink_status;
2040}
2041
2042static elink_status_t elink_bmac1_enable(struct elink_params *params,
2043 struct elink_vars *vars, uint8_t is_lb)
2044{
2045 struct bnx2x_softc *sc = params->sc;
2046 uint8_t port = params->port;
2047 uint32_t bmac_addr = port ? NIG_REG_INGRESS_BMAC1_MEM :
2048 NIG_REG_INGRESS_BMAC0_MEM;
2049 uint32_t wb_data[2];
2050 uint32_t val;
2051
2052 PMD_DRV_LOG(DEBUG, "Enabling BigMAC1");
2053
2054 /* XGXS control */
2055 wb_data[0] = 0x3c;
2056 wb_data[1] = 0;
2057 REG_WR_DMAE(sc, bmac_addr + BIGMAC_REGISTER_BMAC_XGXS_CONTROL,
2058 wb_data, 2);
2059
2060 /* TX MAC SA */
2061 wb_data[0] = ((params->mac_addr[2] << 24) |
2062 (params->mac_addr[3] << 16) |
2063 (params->mac_addr[4] << 8) | params->mac_addr[5]);
2064 wb_data[1] = ((params->mac_addr[0] << 8) | params->mac_addr[1]);
2065 REG_WR_DMAE(sc, bmac_addr + BIGMAC_REGISTER_TX_SOURCE_ADDR, wb_data, 2);
2066
2067 /* MAC control */
2068 val = 0x3;
2069 if (is_lb) {
2070 val |= 0x4;
2071 PMD_DRV_LOG(DEBUG, "enable bmac loopback");
2072 }
2073 wb_data[0] = val;
2074 wb_data[1] = 0;
2075 REG_WR_DMAE(sc, bmac_addr + BIGMAC_REGISTER_BMAC_CONTROL, wb_data, 2);
2076
2077 /* Set rx mtu */
2078 wb_data[0] = ELINK_ETH_MAX_JUMBO_PACKET_SIZE + ELINK_ETH_OVREHEAD;
2079 wb_data[1] = 0;
2080 REG_WR_DMAE(sc, bmac_addr + BIGMAC_REGISTER_RX_MAX_SIZE, wb_data, 2);
2081
2082 elink_update_pfc_bmac1(params, vars);
2083
2084 /* Set tx mtu */
2085 wb_data[0] = ELINK_ETH_MAX_JUMBO_PACKET_SIZE + ELINK_ETH_OVREHEAD;
2086 wb_data[1] = 0;
2087 REG_WR_DMAE(sc, bmac_addr + BIGMAC_REGISTER_TX_MAX_SIZE, wb_data, 2);
2088
2089 /* Set cnt max size */
2090 wb_data[0] = ELINK_ETH_MAX_JUMBO_PACKET_SIZE + ELINK_ETH_OVREHEAD;
2091 wb_data[1] = 0;
2092 REG_WR_DMAE(sc, bmac_addr + BIGMAC_REGISTER_CNT_MAX_SIZE, wb_data, 2);
2093
2094 /* Configure SAFC */
2095 wb_data[0] = 0x1000200;
2096 wb_data[1] = 0;
2097 REG_WR_DMAE(sc, bmac_addr + BIGMAC_REGISTER_RX_LLFC_MSG_FLDS,
2098 wb_data, 2);
2099
2100 return ELINK_STATUS_OK;
2101}
2102
2103static elink_status_t elink_bmac2_enable(struct elink_params *params,
2104 struct elink_vars *vars, uint8_t is_lb)
2105{
2106 struct bnx2x_softc *sc = params->sc;
2107 uint8_t port = params->port;
2108 uint32_t bmac_addr = port ? NIG_REG_INGRESS_BMAC1_MEM :
2109 NIG_REG_INGRESS_BMAC0_MEM;
2110 uint32_t wb_data[2];
2111
2112 PMD_DRV_LOG(DEBUG, "Enabling BigMAC2");
2113
2114 wb_data[0] = 0;
2115 wb_data[1] = 0;
2116 REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_BMAC_CONTROL, wb_data, 2);
2117 DELAY(30);
2118
2119 /* XGXS control: Reset phy HW, MDIO registers, PHY PLL and BMAC */
2120 wb_data[0] = 0x3c;
2121 wb_data[1] = 0;
2122 REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_BMAC_XGXS_CONTROL,
2123 wb_data, 2);
2124
2125 DELAY(30);
2126
2127 /* TX MAC SA */
2128 wb_data[0] = ((params->mac_addr[2] << 24) |
2129 (params->mac_addr[3] << 16) |
2130 (params->mac_addr[4] << 8) | params->mac_addr[5]);
2131 wb_data[1] = ((params->mac_addr[0] << 8) | params->mac_addr[1]);
2132 REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_TX_SOURCE_ADDR,
2133 wb_data, 2);
2134
2135 DELAY(30);
2136
2137 /* Configure SAFC */
2138 wb_data[0] = 0x1000200;
2139 wb_data[1] = 0;
2140 REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_RX_LLFC_MSG_FLDS,
2141 wb_data, 2);
2142 DELAY(30);
2143
2144 /* Set RX MTU */
2145 wb_data[0] = ELINK_ETH_MAX_JUMBO_PACKET_SIZE + ELINK_ETH_OVREHEAD;
2146 wb_data[1] = 0;
2147 REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_RX_MAX_SIZE, wb_data, 2);
2148 DELAY(30);
2149
2150 /* Set TX MTU */
2151 wb_data[0] = ELINK_ETH_MAX_JUMBO_PACKET_SIZE + ELINK_ETH_OVREHEAD;
2152 wb_data[1] = 0;
2153 REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_TX_MAX_SIZE, wb_data, 2);
2154 DELAY(30);
2155 /* Set cnt max size */
2156 wb_data[0] = ELINK_ETH_MAX_JUMBO_PACKET_SIZE + ELINK_ETH_OVREHEAD - 2;
2157 wb_data[1] = 0;
2158 REG_WR_DMAE(sc, bmac_addr + BIGMAC2_REGISTER_CNT_MAX_SIZE, wb_data, 2);
2159 DELAY(30);
2160 elink_update_pfc_bmac2(params, vars, is_lb);
2161
2162 return ELINK_STATUS_OK;
2163}
2164
2165static elink_status_t elink_bmac_enable(struct elink_params *params,
2166 struct elink_vars *vars,
2167 uint8_t is_lb, uint8_t reset_bmac)
2168{
2169 elink_status_t rc = ELINK_STATUS_OK;
2170 uint8_t port = params->port;
2171 struct bnx2x_softc *sc = params->sc;
2172 uint32_t val;
2173 /* Reset and unreset the BigMac */
2174 if (reset_bmac) {
2175 REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
2176 (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port));
2177 DELAY(1000 * 1);
2178 }
2179
2180 REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET,
2181 (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port));
2182
2183 /* Enable access for bmac registers */
2184 REG_WR(sc, NIG_REG_BMAC0_REGS_OUT_EN + port * 4, 0x1);
2185
2186 /* Enable BMAC according to BMAC type */
2187 if (CHIP_IS_E2(sc))
2188 rc = elink_bmac2_enable(params, vars, is_lb);
2189 else
2190 rc = elink_bmac1_enable(params, vars, is_lb);
2191 REG_WR(sc, NIG_REG_XGXS_SERDES0_MODE_SEL + port * 4, 0x1);
2192 REG_WR(sc, NIG_REG_XGXS_LANE_SEL_P0 + port * 4, 0x0);
2193 REG_WR(sc, NIG_REG_EGRESS_EMAC0_PORT + port * 4, 0x0);
2194 val = 0;
2195 if ((params->feature_config_flags &
2196 ELINK_FEATURE_CONFIG_PFC_ENABLED) ||
2197 (vars->flow_ctrl & ELINK_FLOW_CTRL_TX))
2198 val = 1;
2199 REG_WR(sc, NIG_REG_BMAC0_PAUSE_OUT_EN + port * 4, val);
2200 REG_WR(sc, NIG_REG_EGRESS_EMAC0_OUT_EN + port * 4, 0x0);
2201 REG_WR(sc, NIG_REG_EMAC0_IN_EN + port * 4, 0x0);
2202 REG_WR(sc, NIG_REG_EMAC0_PAUSE_OUT_EN + port * 4, 0x0);
2203 REG_WR(sc, NIG_REG_BMAC0_IN_EN + port * 4, 0x1);
2204 REG_WR(sc, NIG_REG_BMAC0_OUT_EN + port * 4, 0x1);
2205
2206 vars->mac_type = ELINK_MAC_TYPE_BMAC;
2207 return rc;
2208}
2209
2210static void elink_set_bmac_rx(struct bnx2x_softc *sc, uint8_t port, uint8_t en)
2211{
2212 uint32_t bmac_addr = port ? NIG_REG_INGRESS_BMAC1_MEM :
2213 NIG_REG_INGRESS_BMAC0_MEM;
2214 uint32_t wb_data[2];
2215 uint32_t nig_bmac_enable =
2216 REG_RD(sc, NIG_REG_BMAC0_REGS_OUT_EN + port * 4);
2217
2218 if (CHIP_IS_E2(sc))
2219 bmac_addr += BIGMAC2_REGISTER_BMAC_CONTROL;
2220 else
2221 bmac_addr += BIGMAC_REGISTER_BMAC_CONTROL;
2222 /* Only if the bmac is out of reset */
2223 if (REG_RD(sc, MISC_REG_RESET_REG_2) &
2224 (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port) && nig_bmac_enable) {
2225 /* Clear Rx Enable bit in BMAC_CONTROL register */
2226 REG_RD_DMAE(sc, bmac_addr, wb_data, 2);
2227 if (en)
2228 wb_data[0] |= ELINK_BMAC_CONTROL_RX_ENABLE;
2229 else
2230 wb_data[0] &= ~ELINK_BMAC_CONTROL_RX_ENABLE;
2231 REG_WR_DMAE(sc, bmac_addr, wb_data, 2);
2232 DELAY(1000 * 1);
2233 }
2234}
2235
2236static elink_status_t elink_pbf_update(struct elink_params *params,
2237 uint32_t flow_ctrl, uint32_t line_speed)
2238{
2239 struct bnx2x_softc *sc = params->sc;
2240 uint8_t port = params->port;
2241 uint32_t init_crd, crd;
2242 uint32_t count = 1000;
2243
2244 /* Disable port */
2245 REG_WR(sc, PBF_REG_DISABLE_NEW_TASK_PROC_P0 + port * 4, 0x1);
2246
2247 /* Wait for init credit */
2248 init_crd = REG_RD(sc, PBF_REG_P0_INIT_CRD + port * 4);
2249 crd = REG_RD(sc, PBF_REG_P0_CREDIT + port * 8);
2250 PMD_DRV_LOG(DEBUG, "init_crd 0x%x crd 0x%x", init_crd, crd);
2251
2252 while ((init_crd != crd) && count) {
2253 DELAY(1000 * 5);
2254 crd = REG_RD(sc, PBF_REG_P0_CREDIT + port * 8);
2255 count--;
2256 }
2257 crd = REG_RD(sc, PBF_REG_P0_CREDIT + port * 8);
2258 if (init_crd != crd) {
2259 PMD_DRV_LOG(DEBUG, "BUG! init_crd 0x%x != crd 0x%x",
2260 init_crd, crd);
2261 return ELINK_STATUS_ERROR;
2262 }
2263
2264 if (flow_ctrl & ELINK_FLOW_CTRL_RX ||
2265 line_speed == ELINK_SPEED_10 ||
2266 line_speed == ELINK_SPEED_100 ||
2267 line_speed == ELINK_SPEED_1000 || line_speed == ELINK_SPEED_2500) {
2268 REG_WR(sc, PBF_REG_P0_PAUSE_ENABLE + port * 4, 1);
2269 /* Update threshold */
2270 REG_WR(sc, PBF_REG_P0_ARB_THRSH + port * 4, 0);
2271 /* Update init credit */
2272 init_crd = 778; /* (800-18-4) */
2273
2274 } else {
2275 uint32_t thresh = (ELINK_ETH_MAX_JUMBO_PACKET_SIZE +
2276 ELINK_ETH_OVREHEAD) / 16;
2277 REG_WR(sc, PBF_REG_P0_PAUSE_ENABLE + port * 4, 0);
2278 /* Update threshold */
2279 REG_WR(sc, PBF_REG_P0_ARB_THRSH + port * 4, thresh);
2280 /* Update init credit */
2281 switch (line_speed) {
2282 case ELINK_SPEED_10000:
2283 init_crd = thresh + 553 - 22;
2284 break;
2285 default:
2286 PMD_DRV_LOG(DEBUG, "Invalid line_speed 0x%x",
2287 line_speed);
2288 return ELINK_STATUS_ERROR;
2289 }
2290 }
2291 REG_WR(sc, PBF_REG_P0_INIT_CRD + port * 4, init_crd);
2292 PMD_DRV_LOG(DEBUG, "PBF updated to speed %d credit %d",
2293 line_speed, init_crd);
2294
2295 /* Probe the credit changes */
2296 REG_WR(sc, PBF_REG_INIT_P0 + port * 4, 0x1);
2297 DELAY(1000 * 5);
2298 REG_WR(sc, PBF_REG_INIT_P0 + port * 4, 0x0);
2299
2300 /* Enable port */
2301 REG_WR(sc, PBF_REG_DISABLE_NEW_TASK_PROC_P0 + port * 4, 0x0);
2302 return ELINK_STATUS_OK;
2303}
2304
2305/**
2306 * elink_get_emac_base - retrive emac base address
2307 *
2308 * @bp: driver handle
2309 * @mdc_mdio_access: access type
2310 * @port: port id
2311 *
2312 * This function selects the MDC/MDIO access (through emac0 or
2313 * emac1) depend on the mdc_mdio_access, port, port swapped. Each
2314 * phy has a default access mode, which could also be overridden
2315 * by nvram configuration. This parameter, whether this is the
2316 * default phy configuration, or the nvram overrun
2317 * configuration, is passed here as mdc_mdio_access and selects
2318 * the emac_base for the CL45 read/writes operations
2319 */
2320static uint32_t elink_get_emac_base(struct bnx2x_softc *sc,
2321 uint32_t mdc_mdio_access, uint8_t port)
2322{
2323 uint32_t emac_base = 0;
2324 switch (mdc_mdio_access) {
2325 case SHARED_HW_CFG_MDC_MDIO_ACCESS1_PHY_TYPE:
2326 break;
2327 case SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC0:
2328 if (REG_RD(sc, NIG_REG_PORT_SWAP))
2329 emac_base = GRCBASE_EMAC1;
2330 else
2331 emac_base = GRCBASE_EMAC0;
2332 break;
2333 case SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC1:
2334 if (REG_RD(sc, NIG_REG_PORT_SWAP))
2335 emac_base = GRCBASE_EMAC0;
2336 else
2337 emac_base = GRCBASE_EMAC1;
2338 break;
2339 case SHARED_HW_CFG_MDC_MDIO_ACCESS1_BOTH:
2340 emac_base = (port) ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
2341 break;
2342 case SHARED_HW_CFG_MDC_MDIO_ACCESS1_SWAPPED:
2343 emac_base = (port) ? GRCBASE_EMAC0 : GRCBASE_EMAC1;
2344 break;
2345 default:
2346 break;
2347 }
2348 return emac_base;
2349
2350}
2351
2352/******************************************************************/
2353/* CL22 access functions */
2354/******************************************************************/
2355static elink_status_t elink_cl22_write(struct bnx2x_softc *sc,
2356 struct elink_phy *phy,
2357 uint16_t reg, uint16_t val)
2358{
2359 uint32_t tmp, mode;
2360 uint8_t i;
2361 elink_status_t rc = ELINK_STATUS_OK;
2362 /* Switch to CL22 */
2363 mode = REG_RD(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE);
2364 REG_WR(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE,
2365 mode & ~EMAC_MDIO_MODE_CLAUSE_45);
2366
2367 /* Address */
2368 tmp = ((phy->addr << 21) | (reg << 16) | val |
2369 EMAC_MDIO_COMM_COMMAND_WRITE_22 | EMAC_MDIO_COMM_START_BUSY);
2370 REG_WR(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, tmp);
2371
2372 for (i = 0; i < 50; i++) {
2373 DELAY(10);
2374
2375 tmp = REG_RD(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM);
2376 if (!(tmp & EMAC_MDIO_COMM_START_BUSY)) {
2377 DELAY(5);
2378 break;
2379 }
2380 }
2381 if (tmp & EMAC_MDIO_COMM_START_BUSY) {
2382 PMD_DRV_LOG(DEBUG, "write phy register failed");
2383 rc = ELINK_STATUS_TIMEOUT;
2384 }
2385 REG_WR(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, mode);
2386 return rc;
2387}
2388
2389static elink_status_t elink_cl22_read(struct bnx2x_softc *sc,
2390 struct elink_phy *phy,
2391 uint16_t reg, uint16_t * ret_val)
2392{
2393 uint32_t val, mode;
2394 uint16_t i;
2395 elink_status_t rc = ELINK_STATUS_OK;
2396
2397 /* Switch to CL22 */
2398 mode = REG_RD(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE);
2399 REG_WR(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE,
2400 mode & ~EMAC_MDIO_MODE_CLAUSE_45);
2401
2402 /* Address */
2403 val = ((phy->addr << 21) | (reg << 16) |
2404 EMAC_MDIO_COMM_COMMAND_READ_22 | EMAC_MDIO_COMM_START_BUSY);
2405 REG_WR(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, val);
2406
2407 for (i = 0; i < 50; i++) {
2408 DELAY(10);
2409
2410 val = REG_RD(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM);
2411 if (!(val & EMAC_MDIO_COMM_START_BUSY)) {
2412 *ret_val = (uint16_t) (val & EMAC_MDIO_COMM_DATA);
2413 DELAY(5);
2414 break;
2415 }
2416 }
2417 if (val & EMAC_MDIO_COMM_START_BUSY) {
2418 PMD_DRV_LOG(DEBUG, "read phy register failed");
2419
2420 *ret_val = 0;
2421 rc = ELINK_STATUS_TIMEOUT;
2422 }
2423 REG_WR(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, mode);
2424 return rc;
2425}
2426
2427/******************************************************************/
2428/* CL45 access functions */
2429/******************************************************************/
2430static elink_status_t elink_cl45_read(struct bnx2x_softc *sc,
2431 struct elink_phy *phy, uint8_t devad,
2432 uint16_t reg, uint16_t * ret_val)
2433{
2434 uint32_t val;
2435 uint16_t i;
2436 elink_status_t rc = ELINK_STATUS_OK;
2437 if (phy->flags & ELINK_FLAGS_MDC_MDIO_WA_G) {
2438 elink_set_mdio_clk(sc, phy->mdio_ctrl);
2439 }
2440
2441 if (phy->flags & ELINK_FLAGS_MDC_MDIO_WA_B0)
2442 elink_bits_en(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_STATUS,
2443 EMAC_MDIO_STATUS_10MB);
2444 /* Address */
2445 val = ((phy->addr << 21) | (devad << 16) | reg |
2446 EMAC_MDIO_COMM_COMMAND_ADDRESS | EMAC_MDIO_COMM_START_BUSY);
2447 REG_WR(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, val);
2448
2449 for (i = 0; i < 50; i++) {
2450 DELAY(10);
2451
2452 val = REG_RD(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM);
2453 if (!(val & EMAC_MDIO_COMM_START_BUSY)) {
2454 DELAY(5);
2455 break;
2456 }
2457 }
2458 if (val & EMAC_MDIO_COMM_START_BUSY) {
2459 PMD_DRV_LOG(DEBUG, "read phy register failed");
2460 elink_cb_event_log(sc, ELINK_LOG_ID_MDIO_ACCESS_TIMEOUT); // "MDC/MDIO access timeout"
2461
2462 *ret_val = 0;
2463 rc = ELINK_STATUS_TIMEOUT;
2464 } else {
2465 /* Data */
2466 val = ((phy->addr << 21) | (devad << 16) |
2467 EMAC_MDIO_COMM_COMMAND_READ_45 |
2468 EMAC_MDIO_COMM_START_BUSY);
2469 REG_WR(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, val);
2470
2471 for (i = 0; i < 50; i++) {
2472 DELAY(10);
2473
2474 val = REG_RD(sc, phy->mdio_ctrl +
2475 EMAC_REG_EMAC_MDIO_COMM);
2476 if (!(val & EMAC_MDIO_COMM_START_BUSY)) {
2477 *ret_val =
2478 (uint16_t) (val & EMAC_MDIO_COMM_DATA);
2479 break;
2480 }
2481 }
2482 if (val & EMAC_MDIO_COMM_START_BUSY) {
2483 PMD_DRV_LOG(DEBUG, "read phy register failed");
2484 elink_cb_event_log(sc, ELINK_LOG_ID_MDIO_ACCESS_TIMEOUT); // "MDC/MDIO access timeout"
2485
2486 *ret_val = 0;
2487 rc = ELINK_STATUS_TIMEOUT;
2488 }
2489 }
2490 /* Work around for E3 A0 */
2491 if (phy->flags & ELINK_FLAGS_MDC_MDIO_WA) {
2492 phy->flags ^= ELINK_FLAGS_DUMMY_READ;
2493 if (phy->flags & ELINK_FLAGS_DUMMY_READ) {
2494 uint16_t temp_val;
2495 elink_cl45_read(sc, phy, devad, 0xf, &temp_val);
2496 }
2497 }
2498
2499 if (phy->flags & ELINK_FLAGS_MDC_MDIO_WA_B0)
2500 elink_bits_dis(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_STATUS,
2501 EMAC_MDIO_STATUS_10MB);
2502 return rc;
2503}
2504
2505static elink_status_t elink_cl45_write(struct bnx2x_softc *sc,
2506 struct elink_phy *phy, uint8_t devad,
2507 uint16_t reg, uint16_t val)
2508{
2509 uint32_t tmp;
2510 uint8_t i;
2511 elink_status_t rc = ELINK_STATUS_OK;
2512 if (phy->flags & ELINK_FLAGS_MDC_MDIO_WA_G) {
2513 elink_set_mdio_clk(sc, phy->mdio_ctrl);
2514 }
2515
2516 if (phy->flags & ELINK_FLAGS_MDC_MDIO_WA_B0)
2517 elink_bits_en(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_STATUS,
2518 EMAC_MDIO_STATUS_10MB);
2519
2520 /* Address */
2521 tmp = ((phy->addr << 21) | (devad << 16) | reg |
2522 EMAC_MDIO_COMM_COMMAND_ADDRESS | EMAC_MDIO_COMM_START_BUSY);
2523 REG_WR(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, tmp);
2524
2525 for (i = 0; i < 50; i++) {
2526 DELAY(10);
2527
2528 tmp = REG_RD(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM);
2529 if (!(tmp & EMAC_MDIO_COMM_START_BUSY)) {
2530 DELAY(5);
2531 break;
2532 }
2533 }
2534 if (tmp & EMAC_MDIO_COMM_START_BUSY) {
2535 PMD_DRV_LOG(DEBUG, "write phy register failed");
2536 elink_cb_event_log(sc, ELINK_LOG_ID_MDIO_ACCESS_TIMEOUT); // "MDC/MDIO access timeout"
2537
2538 rc = ELINK_STATUS_TIMEOUT;
2539 } else {
2540 /* Data */
2541 tmp = ((phy->addr << 21) | (devad << 16) | val |
2542 EMAC_MDIO_COMM_COMMAND_WRITE_45 |
2543 EMAC_MDIO_COMM_START_BUSY);
2544 REG_WR(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, tmp);
2545
2546 for (i = 0; i < 50; i++) {
2547 DELAY(10);
2548
2549 tmp = REG_RD(sc, phy->mdio_ctrl +
2550 EMAC_REG_EMAC_MDIO_COMM);
2551 if (!(tmp & EMAC_MDIO_COMM_START_BUSY)) {
2552 DELAY(5);
2553 break;
2554 }
2555 }
2556 if (tmp & EMAC_MDIO_COMM_START_BUSY) {
2557 PMD_DRV_LOG(DEBUG, "write phy register failed");
2558 elink_cb_event_log(sc, ELINK_LOG_ID_MDIO_ACCESS_TIMEOUT); // "MDC/MDIO access timeout"
2559
2560 rc = ELINK_STATUS_TIMEOUT;
2561 }
2562 }
2563 /* Work around for E3 A0 */
2564 if (phy->flags & ELINK_FLAGS_MDC_MDIO_WA) {
2565 phy->flags ^= ELINK_FLAGS_DUMMY_READ;
2566 if (phy->flags & ELINK_FLAGS_DUMMY_READ) {
2567 uint16_t temp_val;
2568 elink_cl45_read(sc, phy, devad, 0xf, &temp_val);
2569 }
2570 }
2571 if (phy->flags & ELINK_FLAGS_MDC_MDIO_WA_B0)
2572 elink_bits_dis(sc, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_STATUS,
2573 EMAC_MDIO_STATUS_10MB);
2574 return rc;
2575}
2576
2577/******************************************************************/
2578/* EEE section */
2579/******************************************************************/
2580static uint8_t elink_eee_has_cap(struct elink_params *params)
2581{
2582 struct bnx2x_softc *sc = params->sc;
2583
2584 if (REG_RD(sc, params->shmem2_base) <=
2585 offsetof(struct shmem2_region, eee_status[params->port]))
2586 return 0;
2587
2588 return 1;
2589}
2590
2591static elink_status_t elink_eee_nvram_to_time(uint32_t nvram_mode,
2592 uint32_t * idle_timer)
2593{
2594 switch (nvram_mode) {
2595 case PORT_FEAT_CFG_EEE_POWER_MODE_BALANCED:
2596 *idle_timer = ELINK_EEE_MODE_NVRAM_BALANCED_TIME;
2597 break;
2598 case PORT_FEAT_CFG_EEE_POWER_MODE_AGGRESSIVE:
2599 *idle_timer = ELINK_EEE_MODE_NVRAM_AGGRESSIVE_TIME;
2600 break;
2601 case PORT_FEAT_CFG_EEE_POWER_MODE_LOW_LATENCY:
2602 *idle_timer = ELINK_EEE_MODE_NVRAM_LATENCY_TIME;
2603 break;
2604 default:
2605 *idle_timer = 0;
2606 break;
2607 }
2608
2609 return ELINK_STATUS_OK;
2610}
2611
2612static elink_status_t elink_eee_time_to_nvram(uint32_t idle_timer,
2613 uint32_t * nvram_mode)
2614{
2615 switch (idle_timer) {
2616 case ELINK_EEE_MODE_NVRAM_BALANCED_TIME:
2617 *nvram_mode = PORT_FEAT_CFG_EEE_POWER_MODE_BALANCED;
2618 break;
2619 case ELINK_EEE_MODE_NVRAM_AGGRESSIVE_TIME:
2620 *nvram_mode = PORT_FEAT_CFG_EEE_POWER_MODE_AGGRESSIVE;
2621 break;
2622 case ELINK_EEE_MODE_NVRAM_LATENCY_TIME:
2623 *nvram_mode = PORT_FEAT_CFG_EEE_POWER_MODE_LOW_LATENCY;
2624 break;
2625 default:
2626 *nvram_mode = PORT_FEAT_CFG_EEE_POWER_MODE_DISABLED;
2627 break;
2628 }
2629
2630 return ELINK_STATUS_OK;
2631}
2632
2633static uint32_t elink_eee_calc_timer(struct elink_params *params)
2634{
2635 uint32_t eee_mode, eee_idle;
2636 struct bnx2x_softc *sc = params->sc;
2637
2638 if (params->eee_mode & ELINK_EEE_MODE_OVERRIDE_NVRAM) {
2639 if (params->eee_mode & ELINK_EEE_MODE_OUTPUT_TIME) {
2640 /* time value in eee_mode --> used directly */
2641 eee_idle = params->eee_mode & ELINK_EEE_MODE_TIMER_MASK;
2642 } else {
2643 /* hsi value in eee_mode --> time */
2644 if (elink_eee_nvram_to_time(params->eee_mode &
2645 ELINK_EEE_MODE_NVRAM_MASK,
2646 &eee_idle))
2647 return 0;
2648 }
2649 } else {
2650 /* hsi values in nvram --> time */
2651 eee_mode = ((REG_RD(sc, params->shmem_base +
2652 offsetof(struct shmem_region,
2653 dev_info.port_feature_config
2654 [params->
2655 port].eee_power_mode)) &
2656 PORT_FEAT_CFG_EEE_POWER_MODE_MASK) >>
2657 PORT_FEAT_CFG_EEE_POWER_MODE_SHIFT);
2658
2659 if (elink_eee_nvram_to_time(eee_mode, &eee_idle))
2660 return 0;
2661 }
2662
2663 return eee_idle;
2664}
2665
2666static elink_status_t elink_eee_set_timers(struct elink_params *params,
2667 struct elink_vars *vars)
2668{
2669 uint32_t eee_idle = 0, eee_mode;
2670 struct bnx2x_softc *sc = params->sc;
2671
2672 eee_idle = elink_eee_calc_timer(params);
2673
2674 if (eee_idle) {
2675 REG_WR(sc, MISC_REG_CPMU_LP_IDLE_THR_P0 + (params->port << 2),
2676 eee_idle);
2677 } else if ((params->eee_mode & ELINK_EEE_MODE_ENABLE_LPI) &&
2678 (params->eee_mode & ELINK_EEE_MODE_OVERRIDE_NVRAM) &&
2679 (params->eee_mode & ELINK_EEE_MODE_OUTPUT_TIME)) {
2680 PMD_DRV_LOG(DEBUG, "Error: Tx LPI is enabled with timer 0");
2681 return ELINK_STATUS_ERROR;
2682 }
2683
2684 vars->eee_status &= ~(SHMEM_EEE_TIMER_MASK | SHMEM_EEE_TIME_OUTPUT_BIT);
2685 if (params->eee_mode & ELINK_EEE_MODE_OUTPUT_TIME) {
2686 /* eee_idle in 1u --> eee_status in 16u */
2687 eee_idle >>= 4;
2688 vars->eee_status |= (eee_idle & SHMEM_EEE_TIMER_MASK) |
2689 SHMEM_EEE_TIME_OUTPUT_BIT;
2690 } else {
2691 if (elink_eee_time_to_nvram(eee_idle, &eee_mode))
2692 return ELINK_STATUS_ERROR;
2693 vars->eee_status |= eee_mode;
2694 }
2695
2696 return ELINK_STATUS_OK;
2697}
2698
2699static elink_status_t elink_eee_initial_config(struct elink_params *params,
2700 struct elink_vars *vars,
2701 uint8_t mode)
2702{
2703 vars->eee_status |= ((uint32_t) mode) << SHMEM_EEE_SUPPORTED_SHIFT;
2704
2705 /* Propogate params' bits --> vars (for migration exposure) */
2706 if (params->eee_mode & ELINK_EEE_MODE_ENABLE_LPI)
2707 vars->eee_status |= SHMEM_EEE_LPI_REQUESTED_BIT;
2708 else
2709 vars->eee_status &= ~SHMEM_EEE_LPI_REQUESTED_BIT;
2710
2711 if (params->eee_mode & ELINK_EEE_MODE_ADV_LPI)
2712 vars->eee_status |= SHMEM_EEE_REQUESTED_BIT;
2713 else
2714 vars->eee_status &= ~SHMEM_EEE_REQUESTED_BIT;
2715
2716 return elink_eee_set_timers(params, vars);
2717}
2718
2719static elink_status_t elink_eee_disable(struct elink_phy *phy,
2720 struct elink_params *params,
2721 struct elink_vars *vars)
2722{
2723 struct bnx2x_softc *sc = params->sc;
2724
2725 /* Make Certain LPI is disabled */
2726 REG_WR(sc, MISC_REG_CPMU_LP_FW_ENABLE_P0 + (params->port << 2), 0);
2727
2728 elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_EEE_ADV, 0x0);
2729
2730 vars->eee_status &= ~SHMEM_EEE_ADV_STATUS_MASK;
2731
2732 return ELINK_STATUS_OK;
2733}
2734
2735static elink_status_t elink_eee_advertise(struct elink_phy *phy,
2736 struct elink_params *params,
2737 struct elink_vars *vars,
2738 uint8_t modes)
2739{
2740 struct bnx2x_softc *sc = params->sc;
2741 uint16_t val = 0;
2742
2743 /* Mask events preventing LPI generation */
2744 REG_WR(sc, MISC_REG_CPMU_LP_MASK_EXT_P0 + (params->port << 2), 0xfc20);
2745
2746 if (modes & SHMEM_EEE_10G_ADV) {
2747 PMD_DRV_LOG(DEBUG, "Advertise 10GBase-T EEE");
2748 val |= 0x8;
2749 }
2750 if (modes & SHMEM_EEE_1G_ADV) {
2751 PMD_DRV_LOG(DEBUG, "Advertise 1GBase-T EEE");
2752 val |= 0x4;
2753 }
2754
2755 elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_EEE_ADV, val);
2756
2757 vars->eee_status &= ~SHMEM_EEE_ADV_STATUS_MASK;
2758 vars->eee_status |= (modes << SHMEM_EEE_ADV_STATUS_SHIFT);
2759
2760 return ELINK_STATUS_OK;
2761}
2762
2763static void elink_update_mng_eee(struct elink_params *params,
2764 uint32_t eee_status)
2765{
2766 struct bnx2x_softc *sc = params->sc;
2767
2768 if (elink_eee_has_cap(params))
2769 REG_WR(sc, params->shmem2_base +
2770 offsetof(struct shmem2_region,
2771 eee_status[params->port]), eee_status);
2772}
2773
2774static void elink_eee_an_resolve(struct elink_phy *phy,
2775 struct elink_params *params,
2776 struct elink_vars *vars)
2777{
2778 struct bnx2x_softc *sc = params->sc;
2779 uint16_t adv = 0, lp = 0;
2780 uint32_t lp_adv = 0;
2781 uint8_t neg = 0;
2782
2783 elink_cl45_read(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_EEE_ADV, &adv);
2784 elink_cl45_read(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_LP_EEE_ADV, &lp);
2785
2786 if (lp & 0x2) {
2787 lp_adv |= SHMEM_EEE_100M_ADV;
2788 if (adv & 0x2) {
2789 if (vars->line_speed == ELINK_SPEED_100)
2790 neg = 1;
2791 PMD_DRV_LOG(DEBUG, "EEE negotiated - 100M");
2792 }
2793 }
2794 if (lp & 0x14) {
2795 lp_adv |= SHMEM_EEE_1G_ADV;
2796 if (adv & 0x14) {
2797 if (vars->line_speed == ELINK_SPEED_1000)
2798 neg = 1;
2799 PMD_DRV_LOG(DEBUG, "EEE negotiated - 1G");
2800 }
2801 }
2802 if (lp & 0x68) {
2803 lp_adv |= SHMEM_EEE_10G_ADV;
2804 if (adv & 0x68) {
2805 if (vars->line_speed == ELINK_SPEED_10000)
2806 neg = 1;
2807 PMD_DRV_LOG(DEBUG, "EEE negotiated - 10G");
2808 }
2809 }
2810
2811 vars->eee_status &= ~SHMEM_EEE_LP_ADV_STATUS_MASK;
2812 vars->eee_status |= (lp_adv << SHMEM_EEE_LP_ADV_STATUS_SHIFT);
2813
2814 if (neg) {
2815 PMD_DRV_LOG(DEBUG, "EEE is active");
2816 vars->eee_status |= SHMEM_EEE_ACTIVE_BIT;
2817 }
2818}
2819
2820/******************************************************************/
2821/* BSC access functions from E3 */
2822/******************************************************************/
2823static void elink_bsc_module_sel(struct elink_params *params)
2824{
2825 int idx;
2826 uint32_t board_cfg, sfp_ctrl;
2827 uint32_t i2c_pins[I2C_SWITCH_WIDTH], i2c_val[I2C_SWITCH_WIDTH];
2828 struct bnx2x_softc *sc = params->sc;
2829 uint8_t port = params->port;
2830 /* Read I2C output PINs */
2831 board_cfg = REG_RD(sc, params->shmem_base +
2832 offsetof(struct shmem_region,
2833 dev_info.shared_hw_config.board));
2834 i2c_pins[I2C_BSC0] = board_cfg & SHARED_HW_CFG_E3_I2C_MUX0_MASK;
2835 i2c_pins[I2C_BSC1] = (board_cfg & SHARED_HW_CFG_E3_I2C_MUX1_MASK) >>
2836 SHARED_HW_CFG_E3_I2C_MUX1_SHIFT;
2837
2838 /* Read I2C output value */
2839 sfp_ctrl = REG_RD(sc, params->shmem_base +
2840 offsetof(struct shmem_region,
2841 dev_info.port_hw_config[port].
2842 e3_cmn_pin_cfg));
2843 i2c_val[I2C_BSC0] = (sfp_ctrl & PORT_HW_CFG_E3_I2C_MUX0_MASK) > 0;
2844 i2c_val[I2C_BSC1] = (sfp_ctrl & PORT_HW_CFG_E3_I2C_MUX1_MASK) > 0;
2845 PMD_DRV_LOG(DEBUG, "Setting BSC switch");
2846 for (idx = 0; idx < I2C_SWITCH_WIDTH; idx++)
2847 elink_set_cfg_pin(sc, i2c_pins[idx], i2c_val[idx]);
2848}
2849
2850static elink_status_t elink_bsc_read(struct elink_params *params,
2851 struct bnx2x_softc *sc,
2852 uint8_t sl_devid,
2853 uint16_t sl_addr,
2854 uint8_t lc_addr,
2855 uint8_t xfer_cnt, uint32_t * data_array)
2856{
2857 uint32_t val, i;
2858 elink_status_t rc = ELINK_STATUS_OK;
2859
2860 if (xfer_cnt > 16) {
2861 PMD_DRV_LOG(DEBUG, "invalid xfer_cnt %d. Max is 16 bytes",
2862 xfer_cnt);
2863 return ELINK_STATUS_ERROR;
2864 }
2865 if (params)
2866 elink_bsc_module_sel(params);
2867
2868 xfer_cnt = 16 - lc_addr;
2869
2870 /* Enable the engine */
2871 val = REG_RD(sc, MCP_REG_MCPR_IMC_COMMAND);
2872 val |= MCPR_IMC_COMMAND_ENABLE;
2873 REG_WR(sc, MCP_REG_MCPR_IMC_COMMAND, val);
2874
2875 /* Program slave device ID */
2876 val = (sl_devid << 16) | sl_addr;
2877 REG_WR(sc, MCP_REG_MCPR_IMC_SLAVE_CONTROL, val);
2878
2879 /* Start xfer with 0 byte to update the address pointer ??? */
2880 val = (MCPR_IMC_COMMAND_ENABLE) |
2881 (MCPR_IMC_COMMAND_WRITE_OP <<
2882 MCPR_IMC_COMMAND_OPERATION_BITSHIFT) |
2883 (lc_addr << MCPR_IMC_COMMAND_TRANSFER_ADDRESS_BITSHIFT) | (0);
2884 REG_WR(sc, MCP_REG_MCPR_IMC_COMMAND, val);
2885
2886 /* Poll for completion */
2887 i = 0;
2888 val = REG_RD(sc, MCP_REG_MCPR_IMC_COMMAND);
2889 while (((val >> MCPR_IMC_COMMAND_IMC_STATUS_BITSHIFT) & 0x3) != 1) {
2890 DELAY(10);
2891 val = REG_RD(sc, MCP_REG_MCPR_IMC_COMMAND);
2892 if (i++ > 1000) {
2893 PMD_DRV_LOG(DEBUG, "wr 0 byte timed out after %d try",
2894 i);
2895 rc = ELINK_STATUS_TIMEOUT;
2896 break;
2897 }
2898 }
2899 if (rc == ELINK_STATUS_TIMEOUT)
2900 return rc;
2901
2902 /* Start xfer with read op */
2903 val = (MCPR_IMC_COMMAND_ENABLE) |
2904 (MCPR_IMC_COMMAND_READ_OP <<
2905 MCPR_IMC_COMMAND_OPERATION_BITSHIFT) |
2906 (lc_addr << MCPR_IMC_COMMAND_TRANSFER_ADDRESS_BITSHIFT) |
2907 (xfer_cnt);
2908 REG_WR(sc, MCP_REG_MCPR_IMC_COMMAND, val);
2909
2910 /* Poll for completion */
2911 i = 0;
2912 val = REG_RD(sc, MCP_REG_MCPR_IMC_COMMAND);
2913 while (((val >> MCPR_IMC_COMMAND_IMC_STATUS_BITSHIFT) & 0x3) != 1) {
2914 DELAY(10);
2915 val = REG_RD(sc, MCP_REG_MCPR_IMC_COMMAND);
2916 if (i++ > 1000) {
2917 PMD_DRV_LOG(DEBUG, "rd op timed out after %d try", i);
2918 rc = ELINK_STATUS_TIMEOUT;
2919 break;
2920 }
2921 }
2922 if (rc == ELINK_STATUS_TIMEOUT)
2923 return rc;
2924
2925 for (i = (lc_addr >> 2); i < 4; i++) {
2926 data_array[i] = REG_RD(sc, (MCP_REG_MCPR_IMC_DATAREG0 + i * 4));
2927#ifdef __BIG_ENDIAN
2928 data_array[i] = ((data_array[i] & 0x000000ff) << 24) |
2929 ((data_array[i] & 0x0000ff00) << 8) |
2930 ((data_array[i] & 0x00ff0000) >> 8) |
2931 ((data_array[i] & 0xff000000) >> 24);
2932#endif
2933 }
2934 return rc;
2935}
2936
2937static void elink_cl45_read_or_write(struct bnx2x_softc *sc,
2938 struct elink_phy *phy, uint8_t devad,
2939 uint16_t reg, uint16_t or_val)
2940{
2941 uint16_t val;
2942 elink_cl45_read(sc, phy, devad, reg, &val);
2943 elink_cl45_write(sc, phy, devad, reg, val | or_val);
2944}
2945
2946static void elink_cl45_read_and_write(struct bnx2x_softc *sc,
2947 struct elink_phy *phy,
2948 uint8_t devad, uint16_t reg,
2949 uint16_t and_val)
2950{
2951 uint16_t val;
2952 elink_cl45_read(sc, phy, devad, reg, &val);
2953 elink_cl45_write(sc, phy, devad, reg, val & and_val);
2954}
2955
2956static uint8_t elink_get_warpcore_lane(struct elink_params *params)
2957{
2958 uint8_t lane = 0;
2959 struct bnx2x_softc *sc = params->sc;
2960 uint32_t path_swap, path_swap_ovr;
2961 uint8_t path, port;
2962
2963 path = SC_PATH(sc);
2964 port = params->port;
2965
2966 if (elink_is_4_port_mode(sc)) {
2967 uint32_t port_swap, port_swap_ovr;
2968
2969 /* Figure out path swap value */
2970 path_swap_ovr = REG_RD(sc, MISC_REG_FOUR_PORT_PATH_SWAP_OVWR);
2971 if (path_swap_ovr & 0x1)
2972 path_swap = (path_swap_ovr & 0x2);
2973 else
2974 path_swap = REG_RD(sc, MISC_REG_FOUR_PORT_PATH_SWAP);
2975
2976 if (path_swap)
2977 path = path ^ 1;
2978
2979 /* Figure out port swap value */
2980 port_swap_ovr = REG_RD(sc, MISC_REG_FOUR_PORT_PORT_SWAP_OVWR);
2981 if (port_swap_ovr & 0x1)
2982 port_swap = (port_swap_ovr & 0x2);
2983 else
2984 port_swap = REG_RD(sc, MISC_REG_FOUR_PORT_PORT_SWAP);
2985
2986 if (port_swap)
2987 port = port ^ 1;
2988
2989 lane = (port << 1) + path;
2990 } else { /* Two port mode - no port swap */
2991
2992 /* Figure out path swap value */
2993 path_swap_ovr = REG_RD(sc, MISC_REG_TWO_PORT_PATH_SWAP_OVWR);
2994 if (path_swap_ovr & 0x1) {
2995 path_swap = (path_swap_ovr & 0x2);
2996 } else {
2997 path_swap = REG_RD(sc, MISC_REG_TWO_PORT_PATH_SWAP);
2998 }
2999 if (path_swap)
3000 path = path ^ 1;
3001
3002 lane = path << 1;
3003 }
3004 return lane;
3005}
3006
3007static void elink_set_aer_mmd(struct elink_params *params,
3008 struct elink_phy *phy)
3009{
3010 uint32_t ser_lane;
3011 uint16_t offset, aer_val;
3012 struct bnx2x_softc *sc = params->sc;
3013 ser_lane = ((params->lane_config &
3014 PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >>
3015 PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT);
3016
3017 offset = (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) ?
3018 (phy->addr + ser_lane) : 0;
3019
3020 if (USES_WARPCORE(sc)) {
3021 aer_val = elink_get_warpcore_lane(params);
3022 /* In Dual-lane mode, two lanes are joined together,
3023 * so in order to configure them, the AER broadcast method is
3024 * used here.
3025 * 0x200 is the broadcast address for lanes 0,1
3026 * 0x201 is the broadcast address for lanes 2,3
3027 */
3028 if (phy->flags & ELINK_FLAGS_WC_DUAL_MODE)
3029 aer_val = (aer_val >> 1) | 0x200;
3030 } else if (CHIP_IS_E2(sc))
3031 aer_val = 0x3800 + offset - 1;
3032 else
3033 aer_val = 0x3800 + offset;
3034
3035 CL22_WR_OVER_CL45(sc, phy, MDIO_REG_BANK_AER_BLOCK,
3036 MDIO_AER_BLOCK_AER_REG, aer_val);
3037
3038}
3039
3040/******************************************************************/
3041/* Internal phy section */
3042/******************************************************************/
3043
3044static void elink_set_serdes_access(struct bnx2x_softc *sc, uint8_t port)
3045{
3046 uint32_t emac_base = (port) ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
3047
3048 /* Set Clause 22 */
3049 REG_WR(sc, NIG_REG_SERDES0_CTRL_MD_ST + port * 0x10, 1);
3050 REG_WR(sc, emac_base + EMAC_REG_EMAC_MDIO_COMM, 0x245f8000);
3051 DELAY(500);
3052 REG_WR(sc, emac_base + EMAC_REG_EMAC_MDIO_COMM, 0x245d000f);
3053 DELAY(500);
3054 /* Set Clause 45 */
3055 REG_WR(sc, NIG_REG_SERDES0_CTRL_MD_ST + port * 0x10, 0);
3056}
3057
3058static void elink_serdes_deassert(struct bnx2x_softc *sc, uint8_t port)
3059{
3060 uint32_t val;
3061
3062 PMD_DRV_LOG(DEBUG, "elink_serdes_deassert");
3063
3064 val = ELINK_SERDES_RESET_BITS << (port * 16);
3065
3066 /* Reset and unreset the SerDes/XGXS */
3067 REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_CLEAR, val);
3068 DELAY(500);
3069 REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_SET, val);
3070
3071 elink_set_serdes_access(sc, port);
3072
3073 REG_WR(sc, NIG_REG_SERDES0_CTRL_MD_DEVAD + port * 0x10,
3074 ELINK_DEFAULT_PHY_DEV_ADDR);
3075}
3076
3077static void elink_xgxs_specific_func(struct elink_phy *phy,
3078 struct elink_params *params,
3079 uint32_t action)
3080{
3081 struct bnx2x_softc *sc = params->sc;
3082 switch (action) {
3083 case ELINK_PHY_INIT:
3084 /* Set correct devad */
3085 REG_WR(sc, NIG_REG_XGXS0_CTRL_MD_ST + params->port * 0x18, 0);
3086 REG_WR(sc, NIG_REG_XGXS0_CTRL_MD_DEVAD + params->port * 0x18,
3087 phy->def_md_devad);
3088 break;
3089 }
3090}
3091
3092static void elink_xgxs_deassert(struct elink_params *params)
3093{
3094 struct bnx2x_softc *sc = params->sc;
3095 uint8_t port;
3096 uint32_t val;
3097 PMD_DRV_LOG(DEBUG, "elink_xgxs_deassert");
3098 port = params->port;
3099
3100 val = ELINK_XGXS_RESET_BITS << (port * 16);
3101
3102 /* Reset and unreset the SerDes/XGXS */
3103 REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_CLEAR, val);
3104 DELAY(500);
3105 REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_SET, val);
3106 elink_xgxs_specific_func(&params->phy[ELINK_INT_PHY], params,
3107 ELINK_PHY_INIT);
3108}
3109
3110static void elink_calc_ieee_aneg_adv(struct elink_phy *phy,
3111 struct elink_params *params,
3112 uint16_t * ieee_fc)
3113{
3114 *ieee_fc = MDIO_COMBO_IEEE0_AUTO_NEG_ADV_FULL_DUPLEX;
3115 /* Resolve pause mode and advertisement Please refer to Table
3116 * 28B-3 of the 802.3ab-1999 spec
3117 */
3118
3119 switch (phy->req_flow_ctrl) {
3120 case ELINK_FLOW_CTRL_AUTO:
3121 switch (params->req_fc_auto_adv) {
3122 case ELINK_FLOW_CTRL_BOTH:
3123 *ieee_fc |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH;
3124 break;
3125 case ELINK_FLOW_CTRL_RX:
3126 case ELINK_FLOW_CTRL_TX:
3127 *ieee_fc |=
3128 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC;
3129 break;
3130 default:
3131 break;
3132 }
3133 break;
3134 case ELINK_FLOW_CTRL_TX:
3135 *ieee_fc |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC;
3136 break;
3137
3138 case ELINK_FLOW_CTRL_RX:
3139 case ELINK_FLOW_CTRL_BOTH:
3140 *ieee_fc |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH;
3141 break;
3142
3143 case ELINK_FLOW_CTRL_NONE:
3144 default:
3145 *ieee_fc |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE;
3146 break;
3147 }
3148 PMD_DRV_LOG(DEBUG, "ieee_fc = 0x%x", *ieee_fc);
3149}
3150
3151static void set_phy_vars(struct elink_params *params, struct elink_vars *vars)
3152{
3153 uint8_t actual_phy_idx, phy_index, link_cfg_idx;
3154 uint8_t phy_config_swapped = params->multi_phy_config &
3155 PORT_HW_CFG_PHY_SWAPPED_ENABLED;
3156 for (phy_index = ELINK_INT_PHY; phy_index < params->num_phys;
3157 phy_index++) {
3158 link_cfg_idx = ELINK_LINK_CONFIG_IDX(phy_index);
3159 actual_phy_idx = phy_index;
3160 if (phy_config_swapped) {
3161 if (phy_index == ELINK_EXT_PHY1)
3162 actual_phy_idx = ELINK_EXT_PHY2;
3163 else if (phy_index == ELINK_EXT_PHY2)
3164 actual_phy_idx = ELINK_EXT_PHY1;
3165 }
3166 params->phy[actual_phy_idx].req_flow_ctrl =
3167 params->req_flow_ctrl[link_cfg_idx];
3168
3169 params->phy[actual_phy_idx].req_line_speed =
3170 params->req_line_speed[link_cfg_idx];
3171
3172 params->phy[actual_phy_idx].speed_cap_mask =
3173 params->speed_cap_mask[link_cfg_idx];
3174
3175 params->phy[actual_phy_idx].req_duplex =
3176 params->req_duplex[link_cfg_idx];
3177
3178 if (params->req_line_speed[link_cfg_idx] ==
3179 ELINK_SPEED_AUTO_NEG)
3180 vars->link_status |= LINK_STATUS_AUTO_NEGOTIATE_ENABLED;
3181
3182 PMD_DRV_LOG(DEBUG, "req_flow_ctrl %x, req_line_speed %x,"
3183 " speed_cap_mask %x",
3184 params->phy[actual_phy_idx].req_flow_ctrl,
3185 params->phy[actual_phy_idx].req_line_speed,
3186 params->phy[actual_phy_idx].speed_cap_mask);
3187 }
3188}
3189
3190static void elink_ext_phy_set_pause(struct elink_params *params,
3191 struct elink_phy *phy,
3192 struct elink_vars *vars)
3193{
3194 uint16_t val;
3195 struct bnx2x_softc *sc = params->sc;
3196 /* Read modify write pause advertizing */
3197 elink_cl45_read(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV_PAUSE, &val);
3198
3199 val &= ~MDIO_AN_REG_ADV_PAUSE_BOTH;
3200
3201 /* Please refer to Table 28B-3 of 802.3ab-1999 spec. */
3202 elink_calc_ieee_aneg_adv(phy, params, &vars->ieee_fc);
3203 if ((vars->ieee_fc &
3204 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) ==
3205 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) {
3206 val |= MDIO_AN_REG_ADV_PAUSE_ASYMMETRIC;
3207 }
3208 if ((vars->ieee_fc &
3209 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) ==
3210 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) {
3211 val |= MDIO_AN_REG_ADV_PAUSE_PAUSE;
3212 }
3213 PMD_DRV_LOG(DEBUG, "Ext phy AN advertize 0x%x", val);
3214 elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV_PAUSE, val);
3215}
3216
3217static void elink_pause_resolve(struct elink_vars *vars, uint32_t pause_result)
3218{ /* LD LP */
3219 switch (pause_result) { /* ASYM P ASYM P */
3220 case 0xb: /* 1 0 1 1 */
3221 vars->flow_ctrl = ELINK_FLOW_CTRL_TX;
3222 break;
3223
3224 case 0xe: /* 1 1 1 0 */
3225 vars->flow_ctrl = ELINK_FLOW_CTRL_RX;
3226 break;
3227
3228 case 0x5: /* 0 1 0 1 */
3229 case 0x7: /* 0 1 1 1 */
3230 case 0xd: /* 1 1 0 1 */
3231 case 0xf: /* 1 1 1 1 */
3232 vars->flow_ctrl = ELINK_FLOW_CTRL_BOTH;
3233 break;
3234
3235 default:
3236 break;
3237 }
3238 if (pause_result & (1 << 0))
3239 vars->link_status |= LINK_STATUS_LINK_PARTNER_SYMMETRIC_PAUSE;
3240 if (pause_result & (1 << 1))
3241 vars->link_status |= LINK_STATUS_LINK_PARTNER_ASYMMETRIC_PAUSE;
3242
3243}
3244
3245static void elink_ext_phy_update_adv_fc(struct elink_phy *phy,
3246 struct elink_params *params,
3247 struct elink_vars *vars)
3248{
3249 uint16_t ld_pause; /* local */
3250 uint16_t lp_pause; /* link partner */
3251 uint16_t pause_result;
3252 struct bnx2x_softc *sc = params->sc;
3253 if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X54618SE) {
3254 elink_cl22_read(sc, phy, 0x4, &ld_pause);
3255 elink_cl22_read(sc, phy, 0x5, &lp_pause);
3256 } else if (CHIP_IS_E3(sc) && ELINK_SINGLE_MEDIA_DIRECT(params)) {
3257 uint8_t lane = elink_get_warpcore_lane(params);
3258 uint16_t gp_status, gp_mask;
3259 elink_cl45_read(sc, phy,
3260 MDIO_AN_DEVAD, MDIO_WC_REG_GP2_STATUS_GP_2_4,
3261 &gp_status);
3262 gp_mask = (MDIO_WC_REG_GP2_STATUS_GP_2_4_CL73_AN_CMPL |
3263 MDIO_WC_REG_GP2_STATUS_GP_2_4_CL37_LP_AN_CAP) <<
3264 lane;
3265 if ((gp_status & gp_mask) == gp_mask) {
3266 elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
3267 MDIO_AN_REG_ADV_PAUSE, &ld_pause);
3268 elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
3269 MDIO_AN_REG_LP_AUTO_NEG, &lp_pause);
3270 } else {
3271 elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
3272 MDIO_AN_REG_CL37_FC_LD, &ld_pause);
3273 elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
3274 MDIO_AN_REG_CL37_FC_LP, &lp_pause);
3275 ld_pause = ((ld_pause &
3276 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH)
3277 << 3);
3278 lp_pause = ((lp_pause &
3279 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH)
3280 << 3);
3281 }
3282 } else {
3283 elink_cl45_read(sc, phy,
3284 MDIO_AN_DEVAD,
3285 MDIO_AN_REG_ADV_PAUSE, &ld_pause);
3286 elink_cl45_read(sc, phy,
3287 MDIO_AN_DEVAD,
3288 MDIO_AN_REG_LP_AUTO_NEG, &lp_pause);
3289 }
3290 pause_result = (ld_pause & MDIO_AN_REG_ADV_PAUSE_MASK) >> 8;
3291 pause_result |= (lp_pause & MDIO_AN_REG_ADV_PAUSE_MASK) >> 10;
3292 PMD_DRV_LOG(DEBUG, "Ext PHY pause result 0x%x", pause_result);
3293 elink_pause_resolve(vars, pause_result);
3294
3295}
3296
3297static uint8_t elink_ext_phy_resolve_fc(struct elink_phy *phy,
3298 struct elink_params *params,
3299 struct elink_vars *vars)
3300{
3301 uint8_t ret = 0;
3302 vars->flow_ctrl = ELINK_FLOW_CTRL_NONE;
3303 if (phy->req_flow_ctrl != ELINK_FLOW_CTRL_AUTO) {
3304 /* Update the advertised flow-controled of LD/LP in AN */
3305 if (phy->req_line_speed == ELINK_SPEED_AUTO_NEG)
3306 elink_ext_phy_update_adv_fc(phy, params, vars);
3307 /* But set the flow-control result as the requested one */
3308 vars->flow_ctrl = phy->req_flow_ctrl;
3309 } else if (phy->req_line_speed != ELINK_SPEED_AUTO_NEG)
3310 vars->flow_ctrl = params->req_fc_auto_adv;
3311 else if (vars->link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) {
3312 ret = 1;
3313 elink_ext_phy_update_adv_fc(phy, params, vars);
3314 }
3315 return ret;
3316}
3317
3318/******************************************************************/
3319/* Warpcore section */
3320/******************************************************************/
3321/* The init_internal_warpcore should mirror the xgxs,
3322 * i.e. reset the lane (if needed), set aer for the
3323 * init configuration, and set/clear SGMII flag. Internal
3324 * phy init is done purely in phy_init stage.
3325 */
3326#define WC_TX_DRIVER(post2, idriver, ipre) \
3327 ((post2 << MDIO_WC_REG_TX0_TX_DRIVER_POST2_COEFF_OFFSET) | \
3328 (idriver << MDIO_WC_REG_TX0_TX_DRIVER_IDRIVER_OFFSET) | \
3329 (ipre << MDIO_WC_REG_TX0_TX_DRIVER_IPRE_DRIVER_OFFSET))
3330
3331#define WC_TX_FIR(post, main, pre) \
3332 ((post << MDIO_WC_REG_TX_FIR_TAP_POST_TAP_OFFSET) | \
3333 (main << MDIO_WC_REG_TX_FIR_TAP_MAIN_TAP_OFFSET) | \
3334 (pre << MDIO_WC_REG_TX_FIR_TAP_PRE_TAP_OFFSET))
3335
3336static void elink_warpcore_enable_AN_KR2(struct elink_phy *phy,
3337 struct elink_params *params,
3338 struct elink_vars *vars)
3339{
3340 struct bnx2x_softc *sc = params->sc;
3341 uint16_t i;
3342 static struct elink_reg_set reg_set[] = {
3343 /* Step 1 - Program the TX/RX alignment markers */
3344 {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL5, 0xa157},
3345 {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL7, 0xcbe2},
3346 {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL6, 0x7537},
3347 {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL9, 0xa157},
3348 {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_RX_CTRL11, 0xcbe2},
3349 {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_RX_CTRL10, 0x7537},
3350 /* Step 2 - Configure the NP registers */
3351 {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_USERB0_CTRL, 0x000a},
3352 {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CTRL1, 0x6400},
3353 {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CTRL3, 0x0620},
3354 {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CODE_FIELD, 0x0157},
3355 {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI1, 0x6464},
3356 {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI2, 0x3150},
3357 {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI3, 0x3150},
3358 {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_LD_BAM_CODE, 0x0157},
3359 {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_LD_UD_CODE, 0x0620}
3360 };
3361 PMD_DRV_LOG(DEBUG, "Enabling 20G-KR2");
3362
3363 elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3364 MDIO_WC_REG_CL49_USERB0_CTRL, (3 << 6));
3365
3366 for (i = 0; i < ARRAY_SIZE(reg_set); i++)
3367 elink_cl45_write(sc, phy, reg_set[i].devad, reg_set[i].reg,
3368 reg_set[i].val);
3369
3370 /* Start KR2 work-around timer which handles BNX2X8073 link-parner */
3371 vars->link_attr_sync |= LINK_ATTR_SYNC_KR2_ENABLE;
3372 elink_update_link_attr(params, vars->link_attr_sync);
3373}
3374
3375static void elink_disable_kr2(struct elink_params *params,
3376 struct elink_vars *vars, struct elink_phy *phy)
3377{
3378 struct bnx2x_softc *sc = params->sc;
3379 uint32_t i;
3380 static struct elink_reg_set reg_set[] = {
3381 /* Step 1 - Program the TX/RX alignment markers */
3382 {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL5, 0x7690},
3383 {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL7, 0xe647},
3384 {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL6, 0xc4f0},
3385 {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL9, 0x7690},
3386 {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_RX_CTRL11, 0xe647},
3387 {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_RX_CTRL10, 0xc4f0},
3388 {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_USERB0_CTRL, 0x000c},
3389 {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CTRL1, 0x6000},
3390 {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CTRL3, 0x0000},
3391 {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CODE_FIELD, 0x0002},
3392 {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI1, 0x0000},
3393 {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI2, 0x0af7},
3394 {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI3, 0x0af7},
3395 {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_LD_BAM_CODE, 0x0002},
3396 {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_LD_UD_CODE, 0x0000}
3397 };
3398 PMD_DRV_LOG(DEBUG, "Disabling 20G-KR2");
3399
3400 for (i = 0; i < ARRAY_SIZE(reg_set); i++)
3401 elink_cl45_write(sc, phy, reg_set[i].devad, reg_set[i].reg,
3402 reg_set[i].val);
3403 vars->link_attr_sync &= ~LINK_ATTR_SYNC_KR2_ENABLE;
3404 elink_update_link_attr(params, vars->link_attr_sync);
3405
3406 vars->check_kr2_recovery_cnt = ELINK_CHECK_KR2_RECOVERY_CNT;
3407}
3408
3409static void elink_warpcore_set_lpi_passthrough(struct elink_phy *phy,
3410 struct elink_params *params)
3411{
3412 struct bnx2x_softc *sc = params->sc;
3413
3414 PMD_DRV_LOG(DEBUG, "Configure WC for LPI pass through");
3415 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3416 MDIO_WC_REG_EEE_COMBO_CONTROL0, 0x7c);
3417 elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3418 MDIO_WC_REG_DIGITAL4_MISC5, 0xc000);
3419}
3420
3421static void elink_warpcore_restart_AN_KR(struct elink_phy *phy,
3422 struct elink_params *params)
3423{
3424 /* Restart autoneg on the leading lane only */
3425 struct bnx2x_softc *sc = params->sc;
3426 uint16_t lane = elink_get_warpcore_lane(params);
3427 CL22_WR_OVER_CL45(sc, phy, MDIO_REG_BANK_AER_BLOCK,
3428 MDIO_AER_BLOCK_AER_REG, lane);
3429 elink_cl45_write(sc, phy, MDIO_AN_DEVAD,
3430 MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x1200);
3431
3432 /* Restore AER */
3433 elink_set_aer_mmd(params, phy);
3434}
3435
3436static void elink_warpcore_enable_AN_KR(struct elink_phy *phy,
3437 struct elink_params *params,
3438 struct elink_vars *vars)
3439{
3440 uint16_t lane, i, cl72_ctrl, an_adv = 0;
3441 struct bnx2x_softc *sc = params->sc;
3442 static struct elink_reg_set reg_set[] = {
3443 {MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2, 0x7},
3444 {MDIO_PMA_DEVAD, MDIO_WC_REG_IEEE0BLK_AUTONEGNP, 0x0},
3445 {MDIO_WC_DEVAD, MDIO_WC_REG_RX66_CONTROL, 0x7415},
3446 {MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_MISC2, 0x6190},
3447 /* Disable Autoneg: re-enable it after adv is done. */
3448 {MDIO_AN_DEVAD, MDIO_WC_REG_IEEE0BLK_MIICNTL, 0},
3449 {MDIO_PMA_DEVAD, MDIO_WC_REG_PMD_KR_CONTROL, 0x2},
3450 {MDIO_WC_DEVAD, MDIO_WC_REG_CL72_USERB0_CL72_TX_FIR_TAP, 0},
3451 };
3452 PMD_DRV_LOG(DEBUG, "Enable Auto Negotiation for KR");
3453 /* Set to default registers that may be overriden by 10G force */
3454 for (i = 0; i < ARRAY_SIZE(reg_set); i++)
3455 elink_cl45_write(sc, phy, reg_set[i].devad, reg_set[i].reg,
3456 reg_set[i].val);
3457
3458 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3459 MDIO_WC_REG_CL72_USERB0_CL72_MISC1_CONTROL, &cl72_ctrl);
3460 cl72_ctrl &= 0x08ff;
3461 cl72_ctrl |= 0x3800;
3462 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3463 MDIO_WC_REG_CL72_USERB0_CL72_MISC1_CONTROL, cl72_ctrl);
3464
3465 /* Check adding advertisement for 1G KX */
3466 if (((vars->line_speed == ELINK_SPEED_AUTO_NEG) &&
3467 (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) ||
3468 (vars->line_speed == ELINK_SPEED_1000)) {
3469 uint16_t addr = MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2;
3470 an_adv |= (1 << 5);
3471
3472 /* Enable CL37 1G Parallel Detect */
3473 elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD, addr, 0x1);
3474 PMD_DRV_LOG(DEBUG, "Advertize 1G");
3475 }
3476 if (((vars->line_speed == ELINK_SPEED_AUTO_NEG) &&
3477 (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) ||
3478 (vars->line_speed == ELINK_SPEED_10000)) {
3479 /* Check adding advertisement for 10G KR */
3480 an_adv |= (1 << 7);
3481 /* Enable 10G Parallel Detect */
3482 CL22_WR_OVER_CL45(sc, phy, MDIO_REG_BANK_AER_BLOCK,
3483 MDIO_AER_BLOCK_AER_REG, 0);
3484
3485 elink_cl45_write(sc, phy, MDIO_AN_DEVAD,
3486 MDIO_WC_REG_PAR_DET_10G_CTRL, 1);
3487 elink_set_aer_mmd(params, phy);
3488 PMD_DRV_LOG(DEBUG, "Advertize 10G");
3489 }
3490
3491 /* Set Transmit PMD settings */
3492 lane = elink_get_warpcore_lane(params);
3493 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3494 MDIO_WC_REG_TX0_TX_DRIVER + 0x10 * lane,
3495 WC_TX_DRIVER(0x02, 0x06, 0x09));
3496 /* Configure the next lane if dual mode */
3497 if (phy->flags & ELINK_FLAGS_WC_DUAL_MODE)
3498 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3499 MDIO_WC_REG_TX0_TX_DRIVER + 0x10 * (lane + 1),
3500 WC_TX_DRIVER(0x02, 0x06, 0x09));
3501 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3502 MDIO_WC_REG_CL72_USERB0_CL72_OS_DEF_CTRL, 0x03f0);
3503 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3504 MDIO_WC_REG_CL72_USERB0_CL72_2P5_DEF_CTRL, 0x03f0);
3505
3506 /* Advertised speeds */
3507 elink_cl45_write(sc, phy, MDIO_AN_DEVAD,
3508 MDIO_WC_REG_AN_IEEE1BLK_AN_ADVERTISEMENT1, an_adv);
3509
3510 /* Advertised and set FEC (Forward Error Correction) */
3511 elink_cl45_write(sc, phy, MDIO_AN_DEVAD,
3512 MDIO_WC_REG_AN_IEEE1BLK_AN_ADVERTISEMENT2,
3513 (MDIO_WC_REG_AN_IEEE1BLK_AN_ADV2_FEC_ABILITY |
3514 MDIO_WC_REG_AN_IEEE1BLK_AN_ADV2_FEC_REQ));
3515
3516 /* Enable CL37 BAM */
3517 if (REG_RD(sc, params->shmem_base +
3518 offsetof(struct shmem_region,
3519 dev_info.port_hw_config[params->port].
3520 default_cfg)) &
3521 PORT_HW_CFG_ENABLE_BAM_ON_KR_ENABLED) {
3522 elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3523 MDIO_WC_REG_DIGITAL6_MP5_NEXTPAGECTRL,
3524 1);
3525 PMD_DRV_LOG(DEBUG, "Enable CL37 BAM on KR");
3526 }
3527
3528 /* Advertise pause */
3529 elink_ext_phy_set_pause(params, phy, vars);
3530 vars->rx_tx_asic_rst = MAX_KR_LINK_RETRY;
3531 elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3532 MDIO_WC_REG_DIGITAL5_MISC7, 0x100);
3533
3534 /* Over 1G - AN local device user page 1 */
3535 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3536 MDIO_WC_REG_DIGITAL3_UP1, 0x1f);
3537
3538 if (((phy->req_line_speed == ELINK_SPEED_AUTO_NEG) &&
3539 (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_20G)) ||
3540 (phy->req_line_speed == ELINK_SPEED_20000)) {
3541
3542 CL22_WR_OVER_CL45(sc, phy, MDIO_REG_BANK_AER_BLOCK,
3543 MDIO_AER_BLOCK_AER_REG, lane);
3544
3545 elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3546 MDIO_WC_REG_RX1_PCI_CTRL +
3547 (0x10 * lane), (1 << 11));
3548
3549 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3550 MDIO_WC_REG_XGXS_X2_CONTROL3, 0x7);
3551 elink_set_aer_mmd(params, phy);
3552
3553 elink_warpcore_enable_AN_KR2(phy, params, vars);
3554 } else {
3555 elink_disable_kr2(params, vars, phy);
3556 }
3557
3558 /* Enable Autoneg: only on the main lane */
3559 elink_warpcore_restart_AN_KR(phy, params);
3560}
3561
3562static void elink_warpcore_set_10G_KR(struct elink_phy *phy,
3563 struct elink_params *params)
3564{
3565 struct bnx2x_softc *sc = params->sc;
3566 uint16_t val16, i, lane;
3567 static struct elink_reg_set reg_set[] = {
3568 /* Disable Autoneg */
3569 {MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2, 0x7},
3570 {MDIO_WC_DEVAD, MDIO_WC_REG_CL72_USERB0_CL72_MISC1_CONTROL,
3571 0x3f00},
3572 {MDIO_AN_DEVAD, MDIO_WC_REG_AN_IEEE1BLK_AN_ADVERTISEMENT1, 0},
3573 {MDIO_AN_DEVAD, MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x0},
3574 {MDIO_WC_DEVAD, MDIO_WC_REG_DIGITAL3_UP1, 0x1},
3575 {MDIO_WC_DEVAD, MDIO_WC_REG_DIGITAL5_MISC7, 0xa},
3576 /* Leave cl72 training enable, needed for KR */
3577 {MDIO_PMA_DEVAD, MDIO_WC_REG_PMD_KR_CONTROL, 0x2}
3578 };
3579
3580 for (i = 0; i < ARRAY_SIZE(reg_set); i++)
3581 elink_cl45_write(sc, phy, reg_set[i].devad, reg_set[i].reg,
3582 reg_set[i].val);
3583
3584 lane = elink_get_warpcore_lane(params);
3585 /* Global registers */
3586 CL22_WR_OVER_CL45(sc, phy, MDIO_REG_BANK_AER_BLOCK,
3587 MDIO_AER_BLOCK_AER_REG, 0);
3588 /* Disable CL36 PCS Tx */
3589 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3590 MDIO_WC_REG_XGXSBLK1_LANECTRL0, &val16);
3591 val16 &= ~(0x0011 << lane);
3592 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3593 MDIO_WC_REG_XGXSBLK1_LANECTRL0, val16);
3594
3595 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3596 MDIO_WC_REG_XGXSBLK1_LANECTRL1, &val16);
3597 val16 |= (0x0303 << (lane << 1));
3598 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3599 MDIO_WC_REG_XGXSBLK1_LANECTRL1, val16);
3600 /* Restore AER */
3601 elink_set_aer_mmd(params, phy);
3602 /* Set speed via PMA/PMD register */
3603 elink_cl45_write(sc, phy, MDIO_PMA_DEVAD,
3604 MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x2040);
3605
3606 elink_cl45_write(sc, phy, MDIO_PMA_DEVAD,
3607 MDIO_WC_REG_IEEE0BLK_AUTONEGNP, 0xB);
3608
3609 /* Enable encoded forced speed */
3610 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3611 MDIO_WC_REG_SERDESDIGITAL_MISC2, 0x30);
3612
3613 /* Turn TX scramble payload only the 64/66 scrambler */
3614 elink_cl45_write(sc, phy, MDIO_WC_DEVAD, MDIO_WC_REG_TX66_CONTROL, 0x9);
3615
3616 /* Turn RX scramble payload only the 64/66 scrambler */
3617 elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3618 MDIO_WC_REG_RX66_CONTROL, 0xF9);
3619
3620 /* Set and clear loopback to cause a reset to 64/66 decoder */
3621 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3622 MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x4000);
3623 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3624 MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x0);
3625
3626}
3627
3628static void elink_warpcore_set_10G_XFI(struct elink_phy *phy,
3629 struct elink_params *params,
3630 uint8_t is_xfi)
3631{
3632 struct bnx2x_softc *sc = params->sc;
3633 uint16_t misc1_val, tap_val, tx_driver_val, lane, val;
3634 uint32_t cfg_tap_val, tx_drv_brdct, tx_equal;
3635
3636 /* Hold rxSeqStart */
3637 elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3638 MDIO_WC_REG_DSC2B0_DSC_MISC_CTRL0, 0x8000);
3639
3640 /* Hold tx_fifo_reset */
3641 elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3642 MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X3, 0x1);
3643
3644 /* Disable CL73 AN */
3645 elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0);
3646
3647 /* Disable 100FX Enable and Auto-Detect */
3648 elink_cl45_read_and_write(sc, phy, MDIO_WC_DEVAD,
3649 MDIO_WC_REG_FX100_CTRL1, 0xFFFA);
3650
3651 /* Disable 100FX Idle detect */
3652 elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3653 MDIO_WC_REG_FX100_CTRL3, 0x0080);
3654
3655 /* Set Block address to Remote PHY & Clear forced_speed[5] */
3656 elink_cl45_read_and_write(sc, phy, MDIO_WC_DEVAD,
3657 MDIO_WC_REG_DIGITAL4_MISC3, 0xFF7F);
3658
3659 /* Turn off auto-detect & fiber mode */
3660 elink_cl45_read_and_write(sc, phy, MDIO_WC_DEVAD,
3661 MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X1,
3662 0xFFEE);
3663
3664 /* Set filter_force_link, disable_false_link and parallel_detect */
3665 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3666 MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2, &val);
3667 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3668 MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2,
3669 ((val | 0x0006) & 0xFFFE));
3670
3671 /* Set XFI / SFI */
3672 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3673 MDIO_WC_REG_SERDESDIGITAL_MISC1, &misc1_val);
3674
3675 misc1_val &= ~(0x1f);
3676
3677 if (is_xfi) {
3678 misc1_val |= 0x5;
3679 tap_val = WC_TX_FIR(0x08, 0x37, 0x00);
3680 tx_driver_val = WC_TX_DRIVER(0x00, 0x02, 0x03);
3681 } else {
3682 cfg_tap_val = REG_RD(sc, params->shmem_base +
3683 offsetof(struct shmem_region,
3684 dev_info.port_hw_config[params->
3685 port].sfi_tap_values));
3686
3687 tx_equal = cfg_tap_val & PORT_HW_CFG_TX_EQUALIZATION_MASK;
3688
3689 tx_drv_brdct = (cfg_tap_val &
3690 PORT_HW_CFG_TX_DRV_BROADCAST_MASK) >>
3691 PORT_HW_CFG_TX_DRV_BROADCAST_SHIFT;
3692
3693 misc1_val |= 0x9;
3694
3695 /* TAP values are controlled by nvram, if value there isn't 0 */
3696 if (tx_equal)
3697 tap_val = (uint16_t) tx_equal;
3698 else
3699 tap_val = WC_TX_FIR(0x0f, 0x2b, 0x02);
3700
3701 if (tx_drv_brdct)
3702 tx_driver_val =
3703 WC_TX_DRIVER(0x03, (uint16_t) tx_drv_brdct, 0x06);
3704 else
3705 tx_driver_val = WC_TX_DRIVER(0x03, 0x02, 0x06);
3706 }
3707 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3708 MDIO_WC_REG_SERDESDIGITAL_MISC1, misc1_val);
3709
3710 /* Set Transmit PMD settings */
3711 lane = elink_get_warpcore_lane(params);
3712 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3713 MDIO_WC_REG_TX_FIR_TAP,
3714 tap_val | MDIO_WC_REG_TX_FIR_TAP_ENABLE);
3715 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3716 MDIO_WC_REG_TX0_TX_DRIVER + 0x10 * lane,
3717 tx_driver_val);
3718
3719 /* Enable fiber mode, enable and invert sig_det */
3720 elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3721 MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X1, 0xd);
3722
3723 /* Set Block address to Remote PHY & Set forced_speed[5], 40bit mode */
3724 elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3725 MDIO_WC_REG_DIGITAL4_MISC3, 0x8080);
3726
3727 elink_warpcore_set_lpi_passthrough(phy, params);
3728
3729 /* 10G XFI Full Duplex */
3730 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3731 MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x100);
3732
3733 /* Release tx_fifo_reset */
3734 elink_cl45_read_and_write(sc, phy, MDIO_WC_DEVAD,
3735 MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X3,
3736 0xFFFE);
3737 /* Release rxSeqStart */
3738 elink_cl45_read_and_write(sc, phy, MDIO_WC_DEVAD,
3739 MDIO_WC_REG_DSC2B0_DSC_MISC_CTRL0, 0x7FFF);
3740}
3741
3742static void elink_warpcore_set_20G_force_KR2(struct elink_phy *phy,
3743 struct elink_params *params)
3744{
3745 uint16_t val;
3746 struct bnx2x_softc *sc = params->sc;
3747 /* Set global registers, so set AER lane to 0 */
3748 CL22_WR_OVER_CL45(sc, phy, MDIO_REG_BANK_AER_BLOCK,
3749 MDIO_AER_BLOCK_AER_REG, 0);
3750
3751 /* Disable sequencer */
3752 elink_cl45_read_and_write(sc, phy, MDIO_WC_DEVAD,
3753 MDIO_WC_REG_XGXSBLK0_XGXSCONTROL, ~(1 << 13));
3754
3755 elink_set_aer_mmd(params, phy);
3756
3757 elink_cl45_read_and_write(sc, phy, MDIO_PMA_DEVAD,
3758 MDIO_WC_REG_PMD_KR_CONTROL, ~(1 << 1));
3759 elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0);
3760 /* Turn off CL73 */
3761 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3762 MDIO_WC_REG_CL73_USERB0_CTRL, &val);
3763 val &= ~(1 << 5);
3764 val |= (1 << 6);
3765 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3766 MDIO_WC_REG_CL73_USERB0_CTRL, val);
3767
3768 /* Set 20G KR2 force speed */
3769 elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3770 MDIO_WC_REG_SERDESDIGITAL_MISC1, 0x1f);
3771
3772 elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3773 MDIO_WC_REG_DIGITAL4_MISC3, (1 << 7));
3774
3775 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3776 MDIO_WC_REG_CL72_USERB0_CL72_MISC1_CONTROL, &val);
3777 val &= ~(3 << 14);
3778 val |= (1 << 15);
3779 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3780 MDIO_WC_REG_CL72_USERB0_CL72_MISC1_CONTROL, val);
3781 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3782 MDIO_WC_REG_CL72_USERB0_CL72_TX_FIR_TAP, 0x835A);
3783
3784 /* Enable sequencer (over lane 0) */
3785 CL22_WR_OVER_CL45(sc, phy, MDIO_REG_BANK_AER_BLOCK,
3786 MDIO_AER_BLOCK_AER_REG, 0);
3787
3788 elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3789 MDIO_WC_REG_XGXSBLK0_XGXSCONTROL, (1 << 13));
3790
3791 elink_set_aer_mmd(params, phy);
3792}
3793
3794static void elink_warpcore_set_20G_DXGXS(struct bnx2x_softc *sc,
3795 struct elink_phy *phy, uint16_t lane)
3796{
3797 /* Rx0 anaRxControl1G */
3798 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3799 MDIO_WC_REG_RX0_ANARXCONTROL1G, 0x90);
3800
3801 /* Rx2 anaRxControl1G */
3802 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3803 MDIO_WC_REG_RX2_ANARXCONTROL1G, 0x90);
3804
3805 elink_cl45_write(sc, phy, MDIO_WC_DEVAD, MDIO_WC_REG_RX66_SCW0, 0xE070);
3806
3807 elink_cl45_write(sc, phy, MDIO_WC_DEVAD, MDIO_WC_REG_RX66_SCW1, 0xC0D0);
3808
3809 elink_cl45_write(sc, phy, MDIO_WC_DEVAD, MDIO_WC_REG_RX66_SCW2, 0xA0B0);
3810
3811 elink_cl45_write(sc, phy, MDIO_WC_DEVAD, MDIO_WC_REG_RX66_SCW3, 0x8090);
3812
3813 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3814 MDIO_WC_REG_RX66_SCW0_MASK, 0xF0F0);
3815
3816 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3817 MDIO_WC_REG_RX66_SCW1_MASK, 0xF0F0);
3818
3819 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3820 MDIO_WC_REG_RX66_SCW2_MASK, 0xF0F0);
3821
3822 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3823 MDIO_WC_REG_RX66_SCW3_MASK, 0xF0F0);
3824
3825 /* Serdes Digital Misc1 */
3826 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3827 MDIO_WC_REG_SERDESDIGITAL_MISC1, 0x6008);
3828
3829 /* Serdes Digital4 Misc3 */
3830 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3831 MDIO_WC_REG_DIGITAL4_MISC3, 0x8088);
3832
3833 /* Set Transmit PMD settings */
3834 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3835 MDIO_WC_REG_TX_FIR_TAP,
3836 (WC_TX_FIR(0x12, 0x2d, 0x00) |
3837 MDIO_WC_REG_TX_FIR_TAP_ENABLE));
3838 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3839 MDIO_WC_REG_TX0_TX_DRIVER + 0x10 * lane,
3840 WC_TX_DRIVER(0x02, 0x02, 0x02));
3841}
3842
3843static void elink_warpcore_set_sgmii_speed(struct elink_phy *phy,
3844 struct elink_params *params,
3845 uint8_t fiber_mode,
3846 uint8_t always_autoneg)
3847{
3848 struct bnx2x_softc *sc = params->sc;
3849 uint16_t val16, digctrl_kx1, digctrl_kx2;
3850
3851 /* Clear XFI clock comp in non-10G single lane mode. */
3852 elink_cl45_read_and_write(sc, phy, MDIO_WC_DEVAD,
3853 MDIO_WC_REG_RX66_CONTROL, ~(3 << 13));
3854
3855 elink_warpcore_set_lpi_passthrough(phy, params);
3856
3857 if (always_autoneg || phy->req_line_speed == ELINK_SPEED_AUTO_NEG) {
3858 /* SGMII Autoneg */
3859 elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3860 MDIO_WC_REG_COMBO_IEEE0_MIICTRL,
3861 0x1000);
3862 PMD_DRV_LOG(DEBUG, "set SGMII AUTONEG");
3863 } else {
3864 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3865 MDIO_WC_REG_COMBO_IEEE0_MIICTRL, &val16);
3866 val16 &= 0xcebf;
3867 switch (phy->req_line_speed) {
3868 case ELINK_SPEED_10:
3869 break;
3870 case ELINK_SPEED_100:
3871 val16 |= 0x2000;
3872 break;
3873 case ELINK_SPEED_1000:
3874 val16 |= 0x0040;
3875 break;
3876 default:
3877 PMD_DRV_LOG(DEBUG,
3878 "Speed not supported: 0x%x",
3879 phy->req_line_speed);
3880 return;
3881 }
3882
3883 if (phy->req_duplex == DUPLEX_FULL)
3884 val16 |= 0x0100;
3885
3886 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3887 MDIO_WC_REG_COMBO_IEEE0_MIICTRL, val16);
3888
3889 PMD_DRV_LOG(DEBUG, "set SGMII force speed %d",
3890 phy->req_line_speed);
3891 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3892 MDIO_WC_REG_COMBO_IEEE0_MIICTRL, &val16);
3893 PMD_DRV_LOG(DEBUG, " (readback) %x", val16);
3894 }
3895
3896 /* SGMII Slave mode and disable signal detect */
3897 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3898 MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X1, &digctrl_kx1);
3899 if (fiber_mode)
3900 digctrl_kx1 = 1;
3901 else
3902 digctrl_kx1 &= 0xff4a;
3903
3904 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3905 MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X1, digctrl_kx1);
3906
3907 /* Turn off parallel detect */
3908 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3909 MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2, &digctrl_kx2);
3910 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3911 MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2,
3912 (digctrl_kx2 & ~(1 << 2)));
3913
3914 /* Re-enable parallel detect */
3915 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3916 MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2,
3917 (digctrl_kx2 | (1 << 2)));
3918
3919 /* Enable autodet */
3920 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3921 MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X1,
3922 (digctrl_kx1 | 0x10));
3923}
3924
3925static void elink_warpcore_reset_lane(struct bnx2x_softc *sc,
3926 struct elink_phy *phy, uint8_t reset)
3927{
3928 uint16_t val;
3929 /* Take lane out of reset after configuration is finished */
3930 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3931 MDIO_WC_REG_DIGITAL5_MISC6, &val);
3932 if (reset)
3933 val |= 0xC000;
3934 else
3935 val &= 0x3FFF;
3936 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3937 MDIO_WC_REG_DIGITAL5_MISC6, val);
3938 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
3939 MDIO_WC_REG_DIGITAL5_MISC6, &val);
3940}
3941
3942/* Clear SFI/XFI link settings registers */
3943static void elink_warpcore_clear_regs(struct elink_phy *phy,
3944 struct elink_params *params,
3945 uint16_t lane)
3946{
3947 struct bnx2x_softc *sc = params->sc;
3948 uint16_t i;
3949 static struct elink_reg_set wc_regs[] = {
3950 {MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0},
3951 {MDIO_WC_DEVAD, MDIO_WC_REG_FX100_CTRL1, 0x014a},
3952 {MDIO_WC_DEVAD, MDIO_WC_REG_FX100_CTRL3, 0x0800},
3953 {MDIO_WC_DEVAD, MDIO_WC_REG_DIGITAL4_MISC3, 0x8008},
3954 {MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X1,
3955 0x0195},
3956 {MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2,
3957 0x0007},
3958 {MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X3,
3959 0x0002},
3960 {MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_MISC1, 0x6000},
3961 {MDIO_WC_DEVAD, MDIO_WC_REG_TX_FIR_TAP, 0x0000},
3962 {MDIO_WC_DEVAD, MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x2040},
3963 {MDIO_WC_DEVAD, MDIO_WC_REG_COMBO_IEEE0_MIICTRL, 0x0140}
3964 };
3965 /* Set XFI clock comp as default. */
3966 elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
3967 MDIO_WC_REG_RX66_CONTROL, (3 << 13));
3968
3969 for (i = 0; i < ARRAY_SIZE(wc_regs); i++)
3970 elink_cl45_write(sc, phy, wc_regs[i].devad, wc_regs[i].reg,
3971 wc_regs[i].val);
3972
3973 lane = elink_get_warpcore_lane(params);
3974 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
3975 MDIO_WC_REG_TX0_TX_DRIVER + 0x10 * lane, 0x0990);
3976
3977}
3978
3979static elink_status_t elink_get_mod_abs_int_cfg(struct bnx2x_softc *sc,
3980 uint32_t shmem_base,
3981 uint8_t port,
3982 uint8_t * gpio_num,
3983 uint8_t * gpio_port)
3984{
3985 uint32_t cfg_pin;
3986 *gpio_num = 0;
3987 *gpio_port = 0;
3988 if (CHIP_IS_E3(sc)) {
3989 cfg_pin = (REG_RD(sc, shmem_base +
3990 offsetof(struct shmem_region,
3991 dev_info.port_hw_config[port].
3992 e3_sfp_ctrl)) &
3993 PORT_HW_CFG_E3_MOD_ABS_MASK) >>
3994 PORT_HW_CFG_E3_MOD_ABS_SHIFT;
3995
3996 /* Should not happen. This function called upon interrupt
3997 * triggered by GPIO ( since EPIO can only generate interrupts
3998 * to MCP).
3999 * So if this function was called and none of the GPIOs was set,
4000 * it means the shit hit the fan.
4001 */
4002 if ((cfg_pin < PIN_CFG_GPIO0_P0) ||
4003 (cfg_pin > PIN_CFG_GPIO3_P1)) {
4004 PMD_DRV_LOG(DEBUG,
4005 "No cfg pin %x for module detect indication",
4006 cfg_pin);
4007 return ELINK_STATUS_ERROR;
4008 }
4009
4010 *gpio_num = (cfg_pin - PIN_CFG_GPIO0_P0) & 0x3;
4011 *gpio_port = (cfg_pin - PIN_CFG_GPIO0_P0) >> 2;
4012 } else {
4013 *gpio_num = MISC_REGISTERS_GPIO_3;
4014 *gpio_port = port;
4015 }
4016
4017 return ELINK_STATUS_OK;
4018}
4019
4020static int elink_is_sfp_module_plugged(struct elink_params *params)
4021{
4022 struct bnx2x_softc *sc = params->sc;
4023 uint8_t gpio_num, gpio_port;
4024 uint32_t gpio_val;
4025 if (elink_get_mod_abs_int_cfg(sc,
4026 params->shmem_base, params->port,
4027 &gpio_num, &gpio_port) != ELINK_STATUS_OK)
4028 return 0;
4029 gpio_val = elink_cb_gpio_read(sc, gpio_num, gpio_port);
4030
4031 /* Call the handling function in case module is detected */
4032 if (gpio_val == 0)
4033 return 1;
4034 else
4035 return 0;
4036}
4037
4038static int elink_warpcore_get_sigdet(struct elink_phy *phy,
4039 struct elink_params *params)
4040{
4041 uint16_t gp2_status_reg0, lane;
4042 struct bnx2x_softc *sc = params->sc;
4043
4044 lane = elink_get_warpcore_lane(params);
4045
4046 elink_cl45_read(sc, phy, MDIO_WC_DEVAD, MDIO_WC_REG_GP2_STATUS_GP_2_0,
4047 &gp2_status_reg0);
4048
4049 return (gp2_status_reg0 >> (8 + lane)) & 0x1;
4050}
4051
4052static void elink_warpcore_config_runtime(struct elink_phy *phy,
4053 struct elink_params *params,
4054 struct elink_vars *vars)
4055{
4056 struct bnx2x_softc *sc = params->sc;
4057 uint32_t serdes_net_if;
4058 uint16_t gp_status1 = 0, lnkup = 0, lnkup_kr = 0;
4059
4060 vars->turn_to_run_wc_rt = vars->turn_to_run_wc_rt ? 0 : 1;
4061
4062 if (!vars->turn_to_run_wc_rt)
4063 return;
4064
4065 if (vars->rx_tx_asic_rst) {
4066 uint16_t lane = elink_get_warpcore_lane(params);
4067 serdes_net_if = (REG_RD(sc, params->shmem_base +
4068 offsetof(struct shmem_region,
4069 dev_info.port_hw_config
4070 [params->port].
4071 default_cfg)) &
4072 PORT_HW_CFG_NET_SERDES_IF_MASK);
4073
4074 switch (serdes_net_if) {
4075 case PORT_HW_CFG_NET_SERDES_IF_KR:
4076 /* Do we get link yet? */
4077 elink_cl45_read(sc, phy, MDIO_WC_DEVAD, 0x81d1,
4078 &gp_status1);
4079 lnkup = (gp_status1 >> (8 + lane)) & 0x1; /* 1G */
4080 /*10G KR */
4081 lnkup_kr = (gp_status1 >> (12 + lane)) & 0x1;
4082
4083 if (lnkup_kr || lnkup) {
4084 vars->rx_tx_asic_rst = 0;
4085 } else {
4086 /* Reset the lane to see if link comes up. */
4087 elink_warpcore_reset_lane(sc, phy, 1);
4088 elink_warpcore_reset_lane(sc, phy, 0);
4089
4090 /* Restart Autoneg */
4091 elink_cl45_write(sc, phy, MDIO_AN_DEVAD,
4092 MDIO_WC_REG_IEEE0BLK_MIICNTL,
4093 0x1200);
4094
4095 vars->rx_tx_asic_rst--;
4096 PMD_DRV_LOG(DEBUG, "0x%x retry left",
4097 vars->rx_tx_asic_rst);
4098 }
4099 break;
4100
4101 default:
4102 break;
4103 }
4104
4105 }
4106 /*params->rx_tx_asic_rst */
4107}
4108
4109static void elink_warpcore_config_sfi(struct elink_phy *phy,
4110 struct elink_params *params)
4111{
4112 uint16_t lane = elink_get_warpcore_lane(params);
4113
4114 elink_warpcore_clear_regs(phy, params, lane);
4115 if ((params->req_line_speed[ELINK_LINK_CONFIG_IDX(ELINK_INT_PHY)] ==
4116 ELINK_SPEED_10000) &&
4117 (phy->media_type != ELINK_ETH_PHY_SFP_1G_FIBER)) {
4118 PMD_DRV_LOG(DEBUG, "Setting 10G SFI");
4119 elink_warpcore_set_10G_XFI(phy, params, 0);
4120 } else {
4121 PMD_DRV_LOG(DEBUG, "Setting 1G Fiber");
4122 elink_warpcore_set_sgmii_speed(phy, params, 1, 0);
4123 }
4124}
4125
4126static void elink_sfp_e3_set_transmitter(struct elink_params *params,
4127 struct elink_phy *phy, uint8_t tx_en)
4128{
4129 struct bnx2x_softc *sc = params->sc;
4130 uint32_t cfg_pin;
4131 uint8_t port = params->port;
4132
4133 cfg_pin = REG_RD(sc, params->shmem_base +
4134 offsetof(struct shmem_region,
4135 dev_info.port_hw_config[port].e3_sfp_ctrl)) &
4136 PORT_HW_CFG_E3_TX_LASER_MASK;
4137 /* Set the !tx_en since this pin is DISABLE_TX_LASER */
4138 PMD_DRV_LOG(DEBUG, "Setting WC TX to %d", tx_en);
4139
4140 /* For 20G, the expected pin to be used is 3 pins after the current */
4141 elink_set_cfg_pin(sc, cfg_pin, tx_en ^ 1);
4142 if (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_20G)
4143 elink_set_cfg_pin(sc, cfg_pin + 3, tx_en ^ 1);
4144}
4145
4146static void elink_warpcore_config_init(struct elink_phy *phy,
4147 struct elink_params *params,
4148 struct elink_vars *vars)
4149{
4150 struct bnx2x_softc *sc = params->sc;
4151 uint32_t serdes_net_if;
4152 uint8_t fiber_mode;
4153 uint16_t lane = elink_get_warpcore_lane(params);
4154 serdes_net_if = (REG_RD(sc, params->shmem_base +
4155 offsetof(struct shmem_region,
4156 dev_info.port_hw_config[params->port].
4157 default_cfg)) &
4158 PORT_HW_CFG_NET_SERDES_IF_MASK);
4159 PMD_DRV_LOG(DEBUG,
4160 "Begin Warpcore init, link_speed %d, "
4161 "serdes_net_if = 0x%x", vars->line_speed, serdes_net_if);
4162 elink_set_aer_mmd(params, phy);
4163 elink_warpcore_reset_lane(sc, phy, 1);
4164 vars->phy_flags |= PHY_XGXS_FLAG;
4165 if ((serdes_net_if == PORT_HW_CFG_NET_SERDES_IF_SGMII) ||
4166 (phy->req_line_speed &&
4167 ((phy->req_line_speed == ELINK_SPEED_100) ||
4168 (phy->req_line_speed == ELINK_SPEED_10)))) {
4169 vars->phy_flags |= PHY_SGMII_FLAG;
4170 PMD_DRV_LOG(DEBUG, "Setting SGMII mode");
4171 elink_warpcore_clear_regs(phy, params, lane);
4172 elink_warpcore_set_sgmii_speed(phy, params, 0, 1);
4173 } else {
4174 switch (serdes_net_if) {
4175 case PORT_HW_CFG_NET_SERDES_IF_KR:
4176 /* Enable KR Auto Neg */
4177 if (params->loopback_mode != ELINK_LOOPBACK_EXT)
4178 elink_warpcore_enable_AN_KR(phy, params, vars);
4179 else {
4180 PMD_DRV_LOG(DEBUG, "Setting KR 10G-Force");
4181 elink_warpcore_set_10G_KR(phy, params);
4182 }
4183 break;
4184
4185 case PORT_HW_CFG_NET_SERDES_IF_XFI:
4186 elink_warpcore_clear_regs(phy, params, lane);
4187 if (vars->line_speed == ELINK_SPEED_10000) {
4188 PMD_DRV_LOG(DEBUG, "Setting 10G XFI");
4189 elink_warpcore_set_10G_XFI(phy, params, 1);
4190 } else {
4191 if (ELINK_SINGLE_MEDIA_DIRECT(params)) {
4192 PMD_DRV_LOG(DEBUG, "1G Fiber");
4193 fiber_mode = 1;
4194 } else {
4195 PMD_DRV_LOG(DEBUG, "10/100/1G SGMII");
4196 fiber_mode = 0;
4197 }
4198 elink_warpcore_set_sgmii_speed(phy,
4199 params,
4200 fiber_mode, 0);
4201 }
4202
4203 break;
4204
4205 case PORT_HW_CFG_NET_SERDES_IF_SFI:
4206 /* Issue Module detection if module is plugged, or
4207 * enabled transmitter to avoid current leakage in case
4208 * no module is connected
4209 */
4210 if ((params->loopback_mode == ELINK_LOOPBACK_NONE) ||
4211 (params->loopback_mode == ELINK_LOOPBACK_EXT)) {
4212 if (elink_is_sfp_module_plugged(params))
4213 elink_sfp_module_detection(phy, params);
4214 else
4215 elink_sfp_e3_set_transmitter(params,
4216 phy, 1);
4217 }
4218
4219 elink_warpcore_config_sfi(phy, params);
4220 break;
4221
4222 case PORT_HW_CFG_NET_SERDES_IF_DXGXS:
4223 if (vars->line_speed != ELINK_SPEED_20000) {
4224 PMD_DRV_LOG(DEBUG, "Speed not supported yet");
4225 return;
4226 }
4227 PMD_DRV_LOG(DEBUG, "Setting 20G DXGXS");
4228 elink_warpcore_set_20G_DXGXS(sc, phy, lane);
4229 /* Issue Module detection */
4230
4231 elink_sfp_module_detection(phy, params);
4232 break;
4233 case PORT_HW_CFG_NET_SERDES_IF_KR2:
4234 if (!params->loopback_mode) {
4235 elink_warpcore_enable_AN_KR(phy, params, vars);
4236 } else {
4237 PMD_DRV_LOG(DEBUG, "Setting KR 20G-Force");
4238 elink_warpcore_set_20G_force_KR2(phy, params);
4239 }
4240 break;
4241 default:
4242 PMD_DRV_LOG(DEBUG,
4243 "Unsupported Serdes Net Interface 0x%x",
4244 serdes_net_if);
4245 return;
4246 }
4247 }
4248
4249 /* Take lane out of reset after configuration is finished */
4250 elink_warpcore_reset_lane(sc, phy, 0);
4251 PMD_DRV_LOG(DEBUG, "Exit config init");
4252}
4253
4254static void elink_warpcore_link_reset(struct elink_phy *phy,
4255 struct elink_params *params)
4256{
4257 struct bnx2x_softc *sc = params->sc;
4258 uint16_t val16, lane;
4259 elink_sfp_e3_set_transmitter(params, phy, 0);
4260 elink_set_mdio_emac_per_phy(sc, params);
4261 elink_set_aer_mmd(params, phy);
4262 /* Global register */
4263 elink_warpcore_reset_lane(sc, phy, 1);
4264
4265 /* Clear loopback settings (if any) */
4266 /* 10G & 20G */
4267 elink_cl45_read_and_write(sc, phy, MDIO_WC_DEVAD,
4268 MDIO_WC_REG_COMBO_IEEE0_MIICTRL, 0xBFFF);
4269
4270 elink_cl45_read_and_write(sc, phy, MDIO_WC_DEVAD,
4271 MDIO_WC_REG_IEEE0BLK_MIICNTL, 0xfffe);
4272
4273 /* Update those 1-copy registers */
4274 CL22_WR_OVER_CL45(sc, phy, MDIO_REG_BANK_AER_BLOCK,
4275 MDIO_AER_BLOCK_AER_REG, 0);
4276 /* Enable 1G MDIO (1-copy) */
4277 elink_cl45_read_and_write(sc, phy, MDIO_WC_DEVAD,
4278 MDIO_WC_REG_XGXSBLK0_XGXSCONTROL, ~0x10);
4279
4280 elink_cl45_read_and_write(sc, phy, MDIO_WC_DEVAD,
4281 MDIO_WC_REG_XGXSBLK1_LANECTRL2, 0xff00);
4282 lane = elink_get_warpcore_lane(params);
4283 /* Disable CL36 PCS Tx */
4284 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
4285 MDIO_WC_REG_XGXSBLK1_LANECTRL0, &val16);
4286 val16 |= (0x11 << lane);
4287 if (phy->flags & ELINK_FLAGS_WC_DUAL_MODE)
4288 val16 |= (0x22 << lane);
4289 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
4290 MDIO_WC_REG_XGXSBLK1_LANECTRL0, val16);
4291
4292 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
4293 MDIO_WC_REG_XGXSBLK1_LANECTRL1, &val16);
4294 val16 &= ~(0x0303 << (lane << 1));
4295 val16 |= (0x0101 << (lane << 1));
4296 if (phy->flags & ELINK_FLAGS_WC_DUAL_MODE) {
4297 val16 &= ~(0x0c0c << (lane << 1));
4298 val16 |= (0x0404 << (lane << 1));
4299 }
4300
4301 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
4302 MDIO_WC_REG_XGXSBLK1_LANECTRL1, val16);
4303 /* Restore AER */
4304 elink_set_aer_mmd(params, phy);
4305
4306}
4307
4308static void elink_set_warpcore_loopback(struct elink_phy *phy,
4309 struct elink_params *params)
4310{
4311 struct bnx2x_softc *sc = params->sc;
4312 uint16_t val16;
4313 uint32_t lane;
4314 PMD_DRV_LOG(DEBUG, "Setting Warpcore loopback type %x, speed %d",
4315 params->loopback_mode, phy->req_line_speed);
4316
4317 if (phy->req_line_speed < ELINK_SPEED_10000 ||
4318 phy->supported & ELINK_SUPPORTED_20000baseKR2_Full) {
4319 /* 10/100/1000/20G-KR2 */
4320
4321 /* Update those 1-copy registers */
4322 CL22_WR_OVER_CL45(sc, phy, MDIO_REG_BANK_AER_BLOCK,
4323 MDIO_AER_BLOCK_AER_REG, 0);
4324 /* Enable 1G MDIO (1-copy) */
4325 elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
4326 MDIO_WC_REG_XGXSBLK0_XGXSCONTROL,
4327 0x10);
4328 /* Set 1G loopback based on lane (1-copy) */
4329 lane = elink_get_warpcore_lane(params);
4330 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
4331 MDIO_WC_REG_XGXSBLK1_LANECTRL2, &val16);
4332 val16 |= (1 << lane);
4333 if (phy->flags & ELINK_FLAGS_WC_DUAL_MODE)
4334 val16 |= (2 << lane);
4335 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
4336 MDIO_WC_REG_XGXSBLK1_LANECTRL2, val16);
4337
4338 /* Switch back to 4-copy registers */
4339 elink_set_aer_mmd(params, phy);
4340 } else {
4341 /* 10G / 20G-DXGXS */
4342 elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
4343 MDIO_WC_REG_COMBO_IEEE0_MIICTRL,
4344 0x4000);
4345 elink_cl45_read_or_write(sc, phy, MDIO_WC_DEVAD,
4346 MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x1);
4347 }
4348}
4349
4350static void elink_sync_link(struct elink_params *params,
4351 struct elink_vars *vars)
4352{
4353 struct bnx2x_softc *sc = params->sc;
4354 uint8_t link_10g_plus;
4355 if (vars->link_status & LINK_STATUS_PHYSICAL_LINK_FLAG)
4356 vars->phy_flags |= PHY_PHYSICAL_LINK_FLAG;
4357 vars->link_up = (vars->link_status & LINK_STATUS_LINK_UP);
4358 if (vars->link_up) {
4359 PMD_DRV_LOG(DEBUG, "phy link up");
4360
4361 vars->phy_link_up = 1;
4362 vars->duplex = DUPLEX_FULL;
4363 switch (vars->link_status & LINK_STATUS_SPEED_AND_DUPLEX_MASK) {
4364 case ELINK_LINK_10THD:
4365 vars->duplex = DUPLEX_HALF;
4366 /* Fall thru */
4367 case ELINK_LINK_10TFD:
4368 vars->line_speed = ELINK_SPEED_10;
4369 break;
4370
4371 case ELINK_LINK_100TXHD:
4372 vars->duplex = DUPLEX_HALF;
4373 /* Fall thru */
4374 case ELINK_LINK_100T4:
4375 case ELINK_LINK_100TXFD:
4376 vars->line_speed = ELINK_SPEED_100;
4377 break;
4378
4379 case ELINK_LINK_1000THD:
4380 vars->duplex = DUPLEX_HALF;
4381 /* Fall thru */
4382 case ELINK_LINK_1000TFD:
4383 vars->line_speed = ELINK_SPEED_1000;
4384 break;
4385
4386 case ELINK_LINK_2500THD:
4387 vars->duplex = DUPLEX_HALF;
4388 /* Fall thru */
4389 case ELINK_LINK_2500TFD:
4390 vars->line_speed = ELINK_SPEED_2500;
4391 break;
4392
4393 case ELINK_LINK_10GTFD:
4394 vars->line_speed = ELINK_SPEED_10000;
4395 break;
4396 case ELINK_LINK_20GTFD:
4397 vars->line_speed = ELINK_SPEED_20000;
4398 break;
4399 default:
4400 break;
4401 }
4402 vars->flow_ctrl = 0;
4403 if (vars->link_status & LINK_STATUS_TX_FLOW_CONTROL_ENABLED)
4404 vars->flow_ctrl |= ELINK_FLOW_CTRL_TX;
4405
4406 if (vars->link_status & LINK_STATUS_RX_FLOW_CONTROL_ENABLED)
4407 vars->flow_ctrl |= ELINK_FLOW_CTRL_RX;
4408
4409 if (!vars->flow_ctrl)
4410 vars->flow_ctrl = ELINK_FLOW_CTRL_NONE;
4411
4412 if (vars->line_speed &&
4413 ((vars->line_speed == ELINK_SPEED_10) ||
4414 (vars->line_speed == ELINK_SPEED_100))) {
4415 vars->phy_flags |= PHY_SGMII_FLAG;
4416 } else {
4417 vars->phy_flags &= ~PHY_SGMII_FLAG;
4418 }
4419 if (vars->line_speed &&
4420 USES_WARPCORE(sc) && (vars->line_speed == ELINK_SPEED_1000))
4421 vars->phy_flags |= PHY_SGMII_FLAG;
4422 /* Anything 10 and over uses the bmac */
4423 link_10g_plus = (vars->line_speed >= ELINK_SPEED_10000);
4424
4425 if (link_10g_plus) {
4426 if (USES_WARPCORE(sc))
4427 vars->mac_type = ELINK_MAC_TYPE_XMAC;
4428 else
4429 vars->mac_type = ELINK_MAC_TYPE_BMAC;
4430 } else {
4431 if (USES_WARPCORE(sc))
4432 vars->mac_type = ELINK_MAC_TYPE_UMAC;
4433 else
4434 vars->mac_type = ELINK_MAC_TYPE_EMAC;
4435 }
4436 } else { /* Link down */
4437 PMD_DRV_LOG(DEBUG, "phy link down");
4438
4439 vars->phy_link_up = 0;
4440
4441 vars->line_speed = 0;
4442 vars->duplex = DUPLEX_FULL;
4443 vars->flow_ctrl = ELINK_FLOW_CTRL_NONE;
4444
4445 /* Indicate no mac active */
4446 vars->mac_type = ELINK_MAC_TYPE_NONE;
4447 if (vars->link_status & LINK_STATUS_PHYSICAL_LINK_FLAG)
4448 vars->phy_flags |= PHY_HALF_OPEN_CONN_FLAG;
4449 if (vars->link_status & LINK_STATUS_SFP_TX_FAULT)
4450 vars->phy_flags |= PHY_SFP_TX_FAULT_FLAG;
4451 }
4452}
4453
4454void elink_link_status_update(struct elink_params *params,
4455 struct elink_vars *vars)
4456{
4457 struct bnx2x_softc *sc = params->sc;
4458 uint8_t port = params->port;
4459 uint32_t sync_offset, media_types;
4460 /* Update PHY configuration */
4461 set_phy_vars(params, vars);
4462
4463 vars->link_status = REG_RD(sc, params->shmem_base +
4464 offsetof(struct shmem_region,
4465 port_mb[port].link_status));
4466
4467 /* Force link UP in non LOOPBACK_EXT loopback mode(s) */
4468 if (params->loopback_mode != ELINK_LOOPBACK_NONE &&
4469 params->loopback_mode != ELINK_LOOPBACK_EXT)
4470 vars->link_status |= LINK_STATUS_LINK_UP;
4471
4472 if (elink_eee_has_cap(params))
4473 vars->eee_status = REG_RD(sc, params->shmem2_base +
4474 offsetof(struct shmem2_region,
4475 eee_status[params->port]));
4476
4477 vars->phy_flags = PHY_XGXS_FLAG;
4478 elink_sync_link(params, vars);
4479 /* Sync media type */
4480 sync_offset = params->shmem_base +
4481 offsetof(struct shmem_region,
4482 dev_info.port_hw_config[port].media_type);
4483 media_types = REG_RD(sc, sync_offset);
4484
4485 params->phy[ELINK_INT_PHY].media_type =
4486 (media_types & PORT_HW_CFG_MEDIA_TYPE_PHY0_MASK) >>
4487 PORT_HW_CFG_MEDIA_TYPE_PHY0_SHIFT;
4488 params->phy[ELINK_EXT_PHY1].media_type =
4489 (media_types & PORT_HW_CFG_MEDIA_TYPE_PHY1_MASK) >>
4490 PORT_HW_CFG_MEDIA_TYPE_PHY1_SHIFT;
4491 params->phy[ELINK_EXT_PHY2].media_type =
4492 (media_types & PORT_HW_CFG_MEDIA_TYPE_PHY2_MASK) >>
4493 PORT_HW_CFG_MEDIA_TYPE_PHY2_SHIFT;
4494 PMD_DRV_LOG(DEBUG, "media_types = 0x%x", media_types);
4495
4496 /* Sync AEU offset */
4497 sync_offset = params->shmem_base +
4498 offsetof(struct shmem_region,
4499 dev_info.port_hw_config[port].aeu_int_mask);
4500
4501 vars->aeu_int_mask = REG_RD(sc, sync_offset);
4502
4503 /* Sync PFC status */
4504 if (vars->link_status & LINK_STATUS_PFC_ENABLED)
4505 params->feature_config_flags |=
4506 ELINK_FEATURE_CONFIG_PFC_ENABLED;
4507 else
4508 params->feature_config_flags &=
4509 ~ELINK_FEATURE_CONFIG_PFC_ENABLED;
4510
4511 if (SHMEM2_HAS(sc, link_attr_sync))
4512 vars->link_attr_sync = SHMEM2_RD(sc,
4513 link_attr_sync[params->port]);
4514
4515 PMD_DRV_LOG(DEBUG, "link_status 0x%x phy_link_up %x int_mask 0x%x",
4516 vars->link_status, vars->phy_link_up, vars->aeu_int_mask);
4517 PMD_DRV_LOG(DEBUG, "line_speed %x duplex %x flow_ctrl 0x%x",
4518 vars->line_speed, vars->duplex, vars->flow_ctrl);
4519}
4520
4521static void elink_set_master_ln(struct elink_params *params,
4522 struct elink_phy *phy)
4523{
4524 struct bnx2x_softc *sc = params->sc;
4525 uint16_t new_master_ln, ser_lane;
4526 ser_lane = ((params->lane_config &
4527 PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >>
4528 PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT);
4529
4530 /* Set the master_ln for AN */
4531 CL22_RD_OVER_CL45(sc, phy,
4532 MDIO_REG_BANK_XGXS_BLOCK2,
4533 MDIO_XGXS_BLOCK2_TEST_MODE_LANE, &new_master_ln);
4534
4535 CL22_WR_OVER_CL45(sc, phy,
4536 MDIO_REG_BANK_XGXS_BLOCK2,
4537 MDIO_XGXS_BLOCK2_TEST_MODE_LANE,
4538 (new_master_ln | ser_lane));
4539}
4540
4541static elink_status_t elink_reset_unicore(struct elink_params *params,
4542 struct elink_phy *phy,
4543 uint8_t set_serdes)
4544{
4545 struct bnx2x_softc *sc = params->sc;
4546 uint16_t mii_control;
4547 uint16_t i;
4548 CL22_RD_OVER_CL45(sc, phy,
4549 MDIO_REG_BANK_COMBO_IEEE0,
4550 MDIO_COMBO_IEEE0_MII_CONTROL, &mii_control);
4551
4552 /* Reset the unicore */
4553 CL22_WR_OVER_CL45(sc, phy,
4554 MDIO_REG_BANK_COMBO_IEEE0,
4555 MDIO_COMBO_IEEE0_MII_CONTROL,
4556 (mii_control | MDIO_COMBO_IEEO_MII_CONTROL_RESET));
4557 if (set_serdes)
4558 elink_set_serdes_access(sc, params->port);
4559
4560 /* Wait for the reset to self clear */
4561 for (i = 0; i < ELINK_MDIO_ACCESS_TIMEOUT; i++) {
4562 DELAY(5);
4563
4564 /* The reset erased the previous bank value */
4565 CL22_RD_OVER_CL45(sc, phy,
4566 MDIO_REG_BANK_COMBO_IEEE0,
4567 MDIO_COMBO_IEEE0_MII_CONTROL, &mii_control);
4568
4569 if (!(mii_control & MDIO_COMBO_IEEO_MII_CONTROL_RESET)) {
4570 DELAY(5);
4571 return ELINK_STATUS_OK;
4572 }
4573 }
4574
4575 elink_cb_event_log(sc, ELINK_LOG_ID_PHY_UNINITIALIZED, params->port); // "Warning: PHY was not initialized,"
4576 // " Port %d",
4577
4578 PMD_DRV_LOG(DEBUG, "BUG! XGXS is still in reset!");
4579 return ELINK_STATUS_ERROR;
4580
4581}
4582
4583static void elink_set_swap_lanes(struct elink_params *params,
4584 struct elink_phy *phy)
4585{
4586 struct bnx2x_softc *sc = params->sc;
4587 /* Each two bits represents a lane number:
4588 * No swap is 0123 => 0x1b no need to enable the swap
4589 */
4590 uint16_t rx_lane_swap, tx_lane_swap;
4591
4592 rx_lane_swap = ((params->lane_config &
4593 PORT_HW_CFG_LANE_SWAP_CFG_RX_MASK) >>
4594 PORT_HW_CFG_LANE_SWAP_CFG_RX_SHIFT);
4595 tx_lane_swap = ((params->lane_config &
4596 PORT_HW_CFG_LANE_SWAP_CFG_TX_MASK) >>
4597 PORT_HW_CFG_LANE_SWAP_CFG_TX_SHIFT);
4598
4599 if (rx_lane_swap != 0x1b) {
4600 CL22_WR_OVER_CL45(sc, phy,
4601 MDIO_REG_BANK_XGXS_BLOCK2,
4602 MDIO_XGXS_BLOCK2_RX_LN_SWAP,
4603 (rx_lane_swap |
4604 MDIO_XGXS_BLOCK2_RX_LN_SWAP_ENABLE |
4605 MDIO_XGXS_BLOCK2_RX_LN_SWAP_FORCE_ENABLE));
4606 } else {
4607 CL22_WR_OVER_CL45(sc, phy,
4608 MDIO_REG_BANK_XGXS_BLOCK2,
4609 MDIO_XGXS_BLOCK2_RX_LN_SWAP, 0);
4610 }
4611
4612 if (tx_lane_swap != 0x1b) {
4613 CL22_WR_OVER_CL45(sc, phy,
4614 MDIO_REG_BANK_XGXS_BLOCK2,
4615 MDIO_XGXS_BLOCK2_TX_LN_SWAP,
4616 (tx_lane_swap |
4617 MDIO_XGXS_BLOCK2_TX_LN_SWAP_ENABLE));
4618 } else {
4619 CL22_WR_OVER_CL45(sc, phy,
4620 MDIO_REG_BANK_XGXS_BLOCK2,
4621 MDIO_XGXS_BLOCK2_TX_LN_SWAP, 0);
4622 }
4623}
4624
4625static void elink_set_parallel_detection(struct elink_phy *phy,
4626 struct elink_params *params)
4627{
4628 struct bnx2x_softc *sc = params->sc;
4629 uint16_t control2;
4630 CL22_RD_OVER_CL45(sc, phy,
4631 MDIO_REG_BANK_SERDES_DIGITAL,
4632 MDIO_SERDES_DIGITAL_A_1000X_CONTROL2, &control2);
4633 if (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)
4634 control2 |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL2_PRL_DT_EN;
4635 else
4636 control2 &= ~MDIO_SERDES_DIGITAL_A_1000X_CONTROL2_PRL_DT_EN;
4637 PMD_DRV_LOG(DEBUG, "phy->speed_cap_mask = 0x%x, control2 = 0x%x",
4638 phy->speed_cap_mask, control2);
4639 CL22_WR_OVER_CL45(sc, phy,
4640 MDIO_REG_BANK_SERDES_DIGITAL,
4641 MDIO_SERDES_DIGITAL_A_1000X_CONTROL2, control2);
4642
4643 if ((phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) &&
4644 (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) {
4645 PMD_DRV_LOG(DEBUG, "XGXS");
4646
4647 CL22_WR_OVER_CL45(sc, phy,
4648 MDIO_REG_BANK_10G_PARALLEL_DETECT,
4649 MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_LINK,
4650 MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_LINK_CNT);
4651
4652 CL22_RD_OVER_CL45(sc, phy,
4653 MDIO_REG_BANK_10G_PARALLEL_DETECT,
4654 MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL,
4655 &control2);
4656
4657 control2 |=
4658 MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL_PARDET10G_EN;
4659
4660 CL22_WR_OVER_CL45(sc, phy,
4661 MDIO_REG_BANK_10G_PARALLEL_DETECT,
4662 MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL,
4663 control2);
4664
4665 /* Disable parallel detection of HiG */
4666 CL22_WR_OVER_CL45(sc, phy,
4667 MDIO_REG_BANK_XGXS_BLOCK2,
4668 MDIO_XGXS_BLOCK2_UNICORE_MODE_10G,
4669 MDIO_XGXS_BLOCK2_UNICORE_MODE_10G_CX4_XGXS |
4670 MDIO_XGXS_BLOCK2_UNICORE_MODE_10G_HIGIG_XGXS);
4671 }
4672}
4673
4674static void elink_set_autoneg(struct elink_phy *phy,
4675 struct elink_params *params,
4676 struct elink_vars *vars, uint8_t enable_cl73)
4677{
4678 struct bnx2x_softc *sc = params->sc;
4679 uint16_t reg_val;
4680
4681 /* CL37 Autoneg */
4682 CL22_RD_OVER_CL45(sc, phy,
4683 MDIO_REG_BANK_COMBO_IEEE0,
4684 MDIO_COMBO_IEEE0_MII_CONTROL, &reg_val);
4685
4686 /* CL37 Autoneg Enabled */
4687 if (vars->line_speed == ELINK_SPEED_AUTO_NEG)
4688 reg_val |= MDIO_COMBO_IEEO_MII_CONTROL_AN_EN;
4689 else /* CL37 Autoneg Disabled */
4690 reg_val &= ~(MDIO_COMBO_IEEO_MII_CONTROL_AN_EN |
4691 MDIO_COMBO_IEEO_MII_CONTROL_RESTART_AN);
4692
4693 CL22_WR_OVER_CL45(sc, phy,
4694 MDIO_REG_BANK_COMBO_IEEE0,
4695 MDIO_COMBO_IEEE0_MII_CONTROL, reg_val);
4696
4697 /* Enable/Disable Autodetection */
4698
4699 CL22_RD_OVER_CL45(sc, phy,
4700 MDIO_REG_BANK_SERDES_DIGITAL,
4701 MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, &reg_val);
4702 reg_val &= ~(MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_SIGNAL_DETECT_EN |
4703 MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_INVERT_SIGNAL_DETECT);
4704 reg_val |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_FIBER_MODE;
4705 if (vars->line_speed == ELINK_SPEED_AUTO_NEG)
4706 reg_val |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_AUTODET;
4707 else
4708 reg_val &= ~MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_AUTODET;
4709
4710 CL22_WR_OVER_CL45(sc, phy,
4711 MDIO_REG_BANK_SERDES_DIGITAL,
4712 MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, reg_val);
4713
4714 /* Enable TetonII and BAM autoneg */
4715 CL22_RD_OVER_CL45(sc, phy,
4716 MDIO_REG_BANK_BAM_NEXT_PAGE,
4717 MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL, &reg_val);
4718 if (vars->line_speed == ELINK_SPEED_AUTO_NEG) {
4719 /* Enable BAM aneg Mode and TetonII aneg Mode */
4720 reg_val |= (MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_BAM_MODE |
4721 MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_TETON_AN);
4722 } else {
4723 /* TetonII and BAM Autoneg Disabled */
4724 reg_val &= ~(MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_BAM_MODE |
4725 MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_TETON_AN);
4726 }
4727 CL22_WR_OVER_CL45(sc, phy,
4728 MDIO_REG_BANK_BAM_NEXT_PAGE,
4729 MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL, reg_val);
4730
4731 if (enable_cl73) {
4732 /* Enable Cl73 FSM status bits */
4733 CL22_WR_OVER_CL45(sc, phy,
4734 MDIO_REG_BANK_CL73_USERB0,
4735 MDIO_CL73_USERB0_CL73_UCTRL, 0xe);
4736
4737 /* Enable BAM Station Manager */
4738 CL22_WR_OVER_CL45(sc, phy,
4739 MDIO_REG_BANK_CL73_USERB0,
4740 MDIO_CL73_USERB0_CL73_BAM_CTRL1,
4741 MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_EN |
4742 MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_STATION_MNGR_EN
4743 |
4744 MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_NP_AFTER_BP_EN);
4745
4746 /* Advertise CL73 link speeds */
4747 CL22_RD_OVER_CL45(sc, phy,
4748 MDIO_REG_BANK_CL73_IEEEB1,
4749 MDIO_CL73_IEEEB1_AN_ADV2, &reg_val);
4750 if (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)
4751 reg_val |= MDIO_CL73_IEEEB1_AN_ADV2_ADVR_10G_KX4;
4752 if (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)
4753 reg_val |= MDIO_CL73_IEEEB1_AN_ADV2_ADVR_1000M_KX;
4754
4755 CL22_WR_OVER_CL45(sc, phy,
4756 MDIO_REG_BANK_CL73_IEEEB1,
4757 MDIO_CL73_IEEEB1_AN_ADV2, reg_val);
4758
4759 /* CL73 Autoneg Enabled */
4760 reg_val = MDIO_CL73_IEEEB0_CL73_AN_CONTROL_AN_EN;
4761
4762 } else /* CL73 Autoneg Disabled */
4763 reg_val = 0;
4764
4765 CL22_WR_OVER_CL45(sc, phy,
4766 MDIO_REG_BANK_CL73_IEEEB0,
4767 MDIO_CL73_IEEEB0_CL73_AN_CONTROL, reg_val);
4768}
4769
4770/* Program SerDes, forced speed */
4771static void elink_program_serdes(struct elink_phy *phy,
4772 struct elink_params *params,
4773 struct elink_vars *vars)
4774{
4775 struct bnx2x_softc *sc = params->sc;
4776 uint16_t reg_val;
4777
4778 /* Program duplex, disable autoneg and sgmii */
4779 CL22_RD_OVER_CL45(sc, phy,
4780 MDIO_REG_BANK_COMBO_IEEE0,
4781 MDIO_COMBO_IEEE0_MII_CONTROL, &reg_val);
4782 reg_val &= ~(MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX |
4783 MDIO_COMBO_IEEO_MII_CONTROL_AN_EN |
4784 MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_MASK);
4785 if (phy->req_duplex == DUPLEX_FULL)
4786 reg_val |= MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX;
4787 CL22_WR_OVER_CL45(sc, phy,
4788 MDIO_REG_BANK_COMBO_IEEE0,
4789 MDIO_COMBO_IEEE0_MII_CONTROL, reg_val);
4790
4791 /* Program speed
4792 * - needed only if the speed is greater than 1G (2.5G or 10G)
4793 */
4794 CL22_RD_OVER_CL45(sc, phy,
4795 MDIO_REG_BANK_SERDES_DIGITAL,
4796 MDIO_SERDES_DIGITAL_MISC1, &reg_val);
4797 /* Clearing the speed value before setting the right speed */
4798 PMD_DRV_LOG(DEBUG, "MDIO_REG_BANK_SERDES_DIGITAL = 0x%x", reg_val);
4799
4800 reg_val &= ~(MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_MASK |
4801 MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_SEL);
4802
4803 if (!((vars->line_speed == ELINK_SPEED_1000) ||
4804 (vars->line_speed == ELINK_SPEED_100) ||
4805 (vars->line_speed == ELINK_SPEED_10))) {
4806
4807 reg_val |= (MDIO_SERDES_DIGITAL_MISC1_REFCLK_SEL_156_25M |
4808 MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_SEL);
4809 if (vars->line_speed == ELINK_SPEED_10000)
4810 reg_val |=
4811 MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_10G_CX4;
4812 }
4813
4814 CL22_WR_OVER_CL45(sc, phy,
4815 MDIO_REG_BANK_SERDES_DIGITAL,
4816 MDIO_SERDES_DIGITAL_MISC1, reg_val);
4817
4818}
4819
4820static void elink_set_brcm_cl37_advertisement(struct elink_phy *phy,
4821 struct elink_params *params)
4822{
4823 struct bnx2x_softc *sc = params->sc;
4824 uint16_t val = 0;
4825
4826 /* Set extended capabilities */
4827 if (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G)
4828 val |= MDIO_OVER_1G_UP1_2_5G;
4829 if (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)
4830 val |= MDIO_OVER_1G_UP1_10G;
4831 CL22_WR_OVER_CL45(sc, phy,
4832 MDIO_REG_BANK_OVER_1G, MDIO_OVER_1G_UP1, val);
4833
4834 CL22_WR_OVER_CL45(sc, phy,
4835 MDIO_REG_BANK_OVER_1G, MDIO_OVER_1G_UP3, 0x400);
4836}
4837
4838static void elink_set_ieee_aneg_advertisement(struct elink_phy *phy,
4839 struct elink_params *params,
4840 uint16_t ieee_fc)
4841{
4842 struct bnx2x_softc *sc = params->sc;
4843 uint16_t val;
4844 /* For AN, we are always publishing full duplex */
4845
4846 CL22_WR_OVER_CL45(sc, phy,
4847 MDIO_REG_BANK_COMBO_IEEE0,
4848 MDIO_COMBO_IEEE0_AUTO_NEG_ADV, ieee_fc);
4849 CL22_RD_OVER_CL45(sc, phy,
4850 MDIO_REG_BANK_CL73_IEEEB1,
4851 MDIO_CL73_IEEEB1_AN_ADV1, &val);
4852 val &= ~MDIO_CL73_IEEEB1_AN_ADV1_PAUSE_BOTH;
4853 val |= ((ieee_fc << 3) & MDIO_CL73_IEEEB1_AN_ADV1_PAUSE_MASK);
4854 CL22_WR_OVER_CL45(sc, phy,
4855 MDIO_REG_BANK_CL73_IEEEB1,
4856 MDIO_CL73_IEEEB1_AN_ADV1, val);
4857}
4858
4859static void elink_restart_autoneg(struct elink_phy *phy,
4860 struct elink_params *params,
4861 uint8_t enable_cl73)
4862{
4863 struct bnx2x_softc *sc = params->sc;
4864 uint16_t mii_control;
4865
4866 PMD_DRV_LOG(DEBUG, "elink_restart_autoneg");
4867 /* Enable and restart BAM/CL37 aneg */
4868
4869 if (enable_cl73) {
4870 CL22_RD_OVER_CL45(sc, phy,
4871 MDIO_REG_BANK_CL73_IEEEB0,
4872 MDIO_CL73_IEEEB0_CL73_AN_CONTROL,
4873 &mii_control);
4874
4875 CL22_WR_OVER_CL45(sc, phy,
4876 MDIO_REG_BANK_CL73_IEEEB0,
4877 MDIO_CL73_IEEEB0_CL73_AN_CONTROL,
4878 (mii_control |
4879 MDIO_CL73_IEEEB0_CL73_AN_CONTROL_AN_EN |
4880 MDIO_CL73_IEEEB0_CL73_AN_CONTROL_RESTART_AN));
4881 } else {
4882
4883 CL22_RD_OVER_CL45(sc, phy,
4884 MDIO_REG_BANK_COMBO_IEEE0,
4885 MDIO_COMBO_IEEE0_MII_CONTROL, &mii_control);
4886 PMD_DRV_LOG(DEBUG,
4887 "elink_restart_autoneg mii_control before = 0x%x",
4888 mii_control);
4889 CL22_WR_OVER_CL45(sc, phy,
4890 MDIO_REG_BANK_COMBO_IEEE0,
4891 MDIO_COMBO_IEEE0_MII_CONTROL,
4892 (mii_control |
4893 MDIO_COMBO_IEEO_MII_CONTROL_AN_EN |
4894 MDIO_COMBO_IEEO_MII_CONTROL_RESTART_AN));
4895 }
4896}
4897
4898static void elink_initialize_sgmii_process(struct elink_phy *phy,
4899 struct elink_params *params,
4900 struct elink_vars *vars)
4901{
4902 struct bnx2x_softc *sc = params->sc;
4903 uint16_t control1;
4904
4905 /* In SGMII mode, the unicore is always slave */
4906
4907 CL22_RD_OVER_CL45(sc, phy,
4908 MDIO_REG_BANK_SERDES_DIGITAL,
4909 MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, &control1);
4910 control1 |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_INVERT_SIGNAL_DETECT;
4911 /* Set sgmii mode (and not fiber) */
4912 control1 &= ~(MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_FIBER_MODE |
4913 MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_AUTODET |
4914 MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_MSTR_MODE);
4915 CL22_WR_OVER_CL45(sc, phy,
4916 MDIO_REG_BANK_SERDES_DIGITAL,
4917 MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, control1);
4918
4919 /* If forced speed */
4920 if (!(vars->line_speed == ELINK_SPEED_AUTO_NEG)) {
4921 /* Set speed, disable autoneg */
4922 uint16_t mii_control;
4923
4924 CL22_RD_OVER_CL45(sc, phy,
4925 MDIO_REG_BANK_COMBO_IEEE0,
4926 MDIO_COMBO_IEEE0_MII_CONTROL, &mii_control);
4927 mii_control &= ~(MDIO_COMBO_IEEO_MII_CONTROL_AN_EN |
4928 MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_MASK |
4929 MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX);
4930
4931 switch (vars->line_speed) {
4932 case ELINK_SPEED_100:
4933 mii_control |=
4934 MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_100;
4935 break;
4936 case ELINK_SPEED_1000:
4937 mii_control |=
4938 MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_1000;
4939 break;
4940 case ELINK_SPEED_10:
4941 /* There is nothing to set for 10M */
4942 break;
4943 default:
4944 /* Invalid speed for SGMII */
4945 PMD_DRV_LOG(DEBUG, "Invalid line_speed 0x%x",
4946 vars->line_speed);
4947 break;
4948 }
4949
4950 /* Setting the full duplex */
4951 if (phy->req_duplex == DUPLEX_FULL)
4952 mii_control |= MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX;
4953 CL22_WR_OVER_CL45(sc, phy,
4954 MDIO_REG_BANK_COMBO_IEEE0,
4955 MDIO_COMBO_IEEE0_MII_CONTROL, mii_control);
4956
4957 } else { /* AN mode */
4958 /* Enable and restart AN */
4959 elink_restart_autoneg(phy, params, 0);
4960 }
4961}
4962
4963/* Link management
4964 */
4965static elink_status_t elink_direct_parallel_detect_used(struct elink_phy *phy,
4966 struct elink_params
4967 *params)
4968{
4969 struct bnx2x_softc *sc = params->sc;
4970 uint16_t pd_10g, status2_1000x;
4971 if (phy->req_line_speed != ELINK_SPEED_AUTO_NEG)
4972 return ELINK_STATUS_OK;
4973 CL22_RD_OVER_CL45(sc, phy,
4974 MDIO_REG_BANK_SERDES_DIGITAL,
4975 MDIO_SERDES_DIGITAL_A_1000X_STATUS2, &status2_1000x);
4976 CL22_RD_OVER_CL45(sc, phy,
4977 MDIO_REG_BANK_SERDES_DIGITAL,
4978 MDIO_SERDES_DIGITAL_A_1000X_STATUS2, &status2_1000x);
4979 if (status2_1000x & MDIO_SERDES_DIGITAL_A_1000X_STATUS2_AN_DISABLED) {
4980 PMD_DRV_LOG(DEBUG, "1G parallel detect link on port %d",
4981 params->port);
4982 return ELINK_STATUS_ERROR;
4983 }
4984
4985 CL22_RD_OVER_CL45(sc, phy,
4986 MDIO_REG_BANK_10G_PARALLEL_DETECT,
4987 MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_STATUS, &pd_10g);
4988
4989 if (pd_10g & MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_STATUS_PD_LINK) {
4990 PMD_DRV_LOG(DEBUG, "10G parallel detect link on port %d",
4991 params->port);
4992 return ELINK_STATUS_ERROR;
4993 }
4994 return ELINK_STATUS_OK;
4995}
4996
4997static void elink_update_adv_fc(struct elink_phy *phy,
4998 struct elink_params *params,
4999 struct elink_vars *vars, uint32_t gp_status)
5000{
5001 uint16_t ld_pause; /* local driver */
5002 uint16_t lp_pause; /* link partner */
5003 uint16_t pause_result;
5004 struct bnx2x_softc *sc = params->sc;
5005 if ((gp_status &
5006 (MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_AUTONEG_COMPLETE |
5007 MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_MR_LP_NP_AN_ABLE)) ==
5008 (MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_AUTONEG_COMPLETE |
5009 MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_MR_LP_NP_AN_ABLE)) {
5010
5011 CL22_RD_OVER_CL45(sc, phy,
5012 MDIO_REG_BANK_CL73_IEEEB1,
5013 MDIO_CL73_IEEEB1_AN_ADV1, &ld_pause);
5014 CL22_RD_OVER_CL45(sc, phy,
5015 MDIO_REG_BANK_CL73_IEEEB1,
5016 MDIO_CL73_IEEEB1_AN_LP_ADV1, &lp_pause);
5017 pause_result = (ld_pause &
5018 MDIO_CL73_IEEEB1_AN_ADV1_PAUSE_MASK) >> 8;
5019 pause_result |= (lp_pause &
5020 MDIO_CL73_IEEEB1_AN_LP_ADV1_PAUSE_MASK) >> 10;
5021 PMD_DRV_LOG(DEBUG, "pause_result CL73 0x%x", pause_result);
5022 } else {
5023 CL22_RD_OVER_CL45(sc, phy,
5024 MDIO_REG_BANK_COMBO_IEEE0,
5025 MDIO_COMBO_IEEE0_AUTO_NEG_ADV, &ld_pause);
5026 CL22_RD_OVER_CL45(sc, phy,
5027 MDIO_REG_BANK_COMBO_IEEE0,
5028 MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1,
5029 &lp_pause);
5030 pause_result = (ld_pause &
5031 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK) >> 5;
5032 pause_result |= (lp_pause &
5033 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK) >> 7;
5034 PMD_DRV_LOG(DEBUG, "pause_result CL37 0x%x", pause_result);
5035 }
5036 elink_pause_resolve(vars, pause_result);
5037
5038}
5039
5040static void elink_flow_ctrl_resolve(struct elink_phy *phy,
5041 struct elink_params *params,
5042 struct elink_vars *vars, uint32_t gp_status)
5043{
5044 vars->flow_ctrl = ELINK_FLOW_CTRL_NONE;
5045
5046 /* Resolve from gp_status in case of AN complete and not sgmii */
5047 if (phy->req_flow_ctrl != ELINK_FLOW_CTRL_AUTO) {
5048 /* Update the advertised flow-controled of LD/LP in AN */
5049 if (phy->req_line_speed == ELINK_SPEED_AUTO_NEG)
5050 elink_update_adv_fc(phy, params, vars, gp_status);
5051 /* But set the flow-control result as the requested one */
5052 vars->flow_ctrl = phy->req_flow_ctrl;
5053 } else if (phy->req_line_speed != ELINK_SPEED_AUTO_NEG)
5054 vars->flow_ctrl = params->req_fc_auto_adv;
5055 else if ((gp_status & ELINK_MDIO_AN_CL73_OR_37_COMPLETE) &&
5056 (!(vars->phy_flags & PHY_SGMII_FLAG))) {
5057 if (elink_direct_parallel_detect_used(phy, params)) {
5058 vars->flow_ctrl = params->req_fc_auto_adv;
5059 return;
5060 }
5061 elink_update_adv_fc(phy, params, vars, gp_status);
5062 }
5063 PMD_DRV_LOG(DEBUG, "flow_ctrl 0x%x", vars->flow_ctrl);
5064}
5065
5066static void elink_check_fallback_to_cl37(struct elink_phy *phy,
5067 struct elink_params *params)
5068{
5069 struct bnx2x_softc *sc = params->sc;
5070 uint16_t rx_status, ustat_val, cl37_fsm_received;
5071 PMD_DRV_LOG(DEBUG, "elink_check_fallback_to_cl37");
5072 /* Step 1: Make sure signal is detected */
5073 CL22_RD_OVER_CL45(sc, phy,
5074 MDIO_REG_BANK_RX0, MDIO_RX0_RX_STATUS, &rx_status);
5075 if ((rx_status & MDIO_RX0_RX_STATUS_SIGDET) !=
5076 (MDIO_RX0_RX_STATUS_SIGDET)) {
5077 PMD_DRV_LOG(DEBUG, "Signal is not detected. Restoring CL73."
5078 "rx_status(0x80b0) = 0x%x", rx_status);
5079 CL22_WR_OVER_CL45(sc, phy,
5080 MDIO_REG_BANK_CL73_IEEEB0,
5081 MDIO_CL73_IEEEB0_CL73_AN_CONTROL,
5082 MDIO_CL73_IEEEB0_CL73_AN_CONTROL_AN_EN);
5083 return;
5084 }
5085 /* Step 2: Check CL73 state machine */
5086 CL22_RD_OVER_CL45(sc, phy,
5087 MDIO_REG_BANK_CL73_USERB0,
5088 MDIO_CL73_USERB0_CL73_USTAT1, &ustat_val);
5089 if ((ustat_val &
5090 (MDIO_CL73_USERB0_CL73_USTAT1_LINK_STATUS_CHECK |
5091 MDIO_CL73_USERB0_CL73_USTAT1_AN_GOOD_CHECK_BAM37)) !=
5092 (MDIO_CL73_USERB0_CL73_USTAT1_LINK_STATUS_CHECK |
5093 MDIO_CL73_USERB0_CL73_USTAT1_AN_GOOD_CHECK_BAM37)) {
5094 PMD_DRV_LOG(DEBUG, "CL73 state-machine is not stable. "
5095 "ustat_val(0x8371) = 0x%x", ustat_val);
5096 return;
5097 }
5098 /* Step 3: Check CL37 Message Pages received to indicate LP
5099 * supports only CL37
5100 */
5101 CL22_RD_OVER_CL45(sc, phy,
5102 MDIO_REG_BANK_REMOTE_PHY,
5103 MDIO_REMOTE_PHY_MISC_RX_STATUS, &cl37_fsm_received);
5104 if ((cl37_fsm_received &
5105 (MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_OVER1G_MSG |
5106 MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_BRCM_OUI_MSG)) !=
5107 (MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_OVER1G_MSG |
5108 MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_BRCM_OUI_MSG)) {
5109 PMD_DRV_LOG(DEBUG, "No CL37 FSM were received. "
5110 "misc_rx_status(0x8330) = 0x%x", cl37_fsm_received);
5111 return;
5112 }
5113 /* The combined cl37/cl73 fsm state information indicating that
5114 * we are connected to a device which does not support cl73, but
5115 * does support cl37 BAM. In this case we disable cl73 and
5116 * restart cl37 auto-neg
5117 */
5118
5119 /* Disable CL73 */
5120 CL22_WR_OVER_CL45(sc, phy,
5121 MDIO_REG_BANK_CL73_IEEEB0,
5122 MDIO_CL73_IEEEB0_CL73_AN_CONTROL, 0);
5123 /* Restart CL37 autoneg */
5124 elink_restart_autoneg(phy, params, 0);
5125 PMD_DRV_LOG(DEBUG, "Disabling CL73, and restarting CL37 autoneg");
5126}
5127
5128static void elink_xgxs_an_resolve(struct elink_phy *phy,
5129 struct elink_params *params,
5130 struct elink_vars *vars, uint32_t gp_status)
5131{
5132 if (gp_status & ELINK_MDIO_AN_CL73_OR_37_COMPLETE)
5133 vars->link_status |= LINK_STATUS_AUTO_NEGOTIATE_COMPLETE;
5134
5135 if (elink_direct_parallel_detect_used(phy, params))
5136 vars->link_status |= LINK_STATUS_PARALLEL_DETECTION_USED;
5137}
5138
5139static elink_status_t elink_get_link_speed_duplex(struct elink_phy *phy,
5140 struct elink_params *params __rte_unused,
5141 struct elink_vars *vars,
5142 uint16_t is_link_up,
5143 uint16_t speed_mask,
5144 uint16_t is_duplex)
5145{
5146 if (phy->req_line_speed == ELINK_SPEED_AUTO_NEG)
5147 vars->link_status |= LINK_STATUS_AUTO_NEGOTIATE_ENABLED;
5148 if (is_link_up) {
5149 PMD_DRV_LOG(DEBUG, "phy link up");
5150
5151 vars->phy_link_up = 1;
5152 vars->link_status |= LINK_STATUS_LINK_UP;
5153
5154 switch (speed_mask) {
5155 case ELINK_GP_STATUS_10M:
5156 vars->line_speed = ELINK_SPEED_10;
5157 if (is_duplex == DUPLEX_FULL)
5158 vars->link_status |= ELINK_LINK_10TFD;
5159 else
5160 vars->link_status |= ELINK_LINK_10THD;
5161 break;
5162
5163 case ELINK_GP_STATUS_100M:
5164 vars->line_speed = ELINK_SPEED_100;
5165 if (is_duplex == DUPLEX_FULL)
5166 vars->link_status |= ELINK_LINK_100TXFD;
5167 else
5168 vars->link_status |= ELINK_LINK_100TXHD;
5169 break;
5170
5171 case ELINK_GP_STATUS_1G:
5172 case ELINK_GP_STATUS_1G_KX:
5173 vars->line_speed = ELINK_SPEED_1000;
5174 if (is_duplex == DUPLEX_FULL)
5175 vars->link_status |= ELINK_LINK_1000TFD;
5176 else
5177 vars->link_status |= ELINK_LINK_1000THD;
5178 break;
5179
5180 case ELINK_GP_STATUS_2_5G:
5181 vars->line_speed = ELINK_SPEED_2500;
5182 if (is_duplex == DUPLEX_FULL)
5183 vars->link_status |= ELINK_LINK_2500TFD;
5184 else
5185 vars->link_status |= ELINK_LINK_2500THD;
5186 break;
5187
5188 case ELINK_GP_STATUS_5G:
5189 case ELINK_GP_STATUS_6G:
5190 PMD_DRV_LOG(DEBUG,
5191 "link speed unsupported gp_status 0x%x",
5192 speed_mask);
5193 return ELINK_STATUS_ERROR;
5194
5195 case ELINK_GP_STATUS_10G_KX4:
5196 case ELINK_GP_STATUS_10G_HIG:
5197 case ELINK_GP_STATUS_10G_CX4:
5198 case ELINK_GP_STATUS_10G_KR:
5199 case ELINK_GP_STATUS_10G_SFI:
5200 case ELINK_GP_STATUS_10G_XFI:
5201 vars->line_speed = ELINK_SPEED_10000;
5202 vars->link_status |= ELINK_LINK_10GTFD;
5203 break;
5204 case ELINK_GP_STATUS_20G_DXGXS:
5205 case ELINK_GP_STATUS_20G_KR2:
5206 vars->line_speed = ELINK_SPEED_20000;
5207 vars->link_status |= ELINK_LINK_20GTFD;
5208 break;
5209 default:
5210 PMD_DRV_LOG(DEBUG,
5211 "link speed unsupported gp_status 0x%x",
5212 speed_mask);
5213 return ELINK_STATUS_ERROR;
5214 }
5215 } else { /* link_down */
5216 PMD_DRV_LOG(DEBUG, "phy link down");
5217
5218 vars->phy_link_up = 0;
5219
5220 vars->duplex = DUPLEX_FULL;
5221 vars->flow_ctrl = ELINK_FLOW_CTRL_NONE;
5222 vars->mac_type = ELINK_MAC_TYPE_NONE;
5223 }
5224 PMD_DRV_LOG(DEBUG, " phy_link_up %x line_speed %d",
5225 vars->phy_link_up, vars->line_speed);
5226 return ELINK_STATUS_OK;
5227}
5228
5229static elink_status_t elink_link_settings_status(struct elink_phy *phy,
5230 struct elink_params *params,
5231 struct elink_vars *vars)
5232{
5233 struct bnx2x_softc *sc = params->sc;
5234
5235 uint16_t gp_status, duplex = DUPLEX_HALF, link_up = 0, speed_mask;
5236 elink_status_t rc = ELINK_STATUS_OK;
5237
5238 /* Read gp_status */
5239 CL22_RD_OVER_CL45(sc, phy,
5240 MDIO_REG_BANK_GP_STATUS,
5241 MDIO_GP_STATUS_TOP_AN_STATUS1, &gp_status);
5242 if (gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_DUPLEX_STATUS)
5243 duplex = DUPLEX_FULL;
5244 if (gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_LINK_STATUS)
5245 link_up = 1;
5246 speed_mask = gp_status & ELINK_GP_STATUS_SPEED_MASK;
5247 PMD_DRV_LOG(DEBUG, "gp_status 0x%x, is_link_up %d, speed_mask 0x%x",
5248 gp_status, link_up, speed_mask);
5249 rc = elink_get_link_speed_duplex(phy, params, vars, link_up, speed_mask,
5250 duplex);
5251 if (rc == ELINK_STATUS_ERROR)
5252 return rc;
5253
5254 if (gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_LINK_STATUS) {
5255 if (ELINK_SINGLE_MEDIA_DIRECT(params)) {
5256 vars->duplex = duplex;
5257 elink_flow_ctrl_resolve(phy, params, vars, gp_status);
5258 if (phy->req_line_speed == ELINK_SPEED_AUTO_NEG)
5259 elink_xgxs_an_resolve(phy, params, vars,
5260 gp_status);
5261 }
5262 } else { /* Link_down */
5263 if ((phy->req_line_speed == ELINK_SPEED_AUTO_NEG) &&
5264 ELINK_SINGLE_MEDIA_DIRECT(params)) {
5265 /* Check signal is detected */
5266 elink_check_fallback_to_cl37(phy, params);
5267 }
5268 }
5269
5270 /* Read LP advertised speeds */
5271 if (ELINK_SINGLE_MEDIA_DIRECT(params) &&
5272 (vars->link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE)) {
5273 uint16_t val;
5274
5275 CL22_RD_OVER_CL45(sc, phy, MDIO_REG_BANK_CL73_IEEEB1,
5276 MDIO_CL73_IEEEB1_AN_LP_ADV2, &val);
5277
5278 if (val & MDIO_CL73_IEEEB1_AN_ADV2_ADVR_1000M_KX)
5279 vars->link_status |=
5280 LINK_STATUS_LINK_PARTNER_1000TFD_CAPABLE;
5281 if (val & (MDIO_CL73_IEEEB1_AN_ADV2_ADVR_10G_KX4 |
5282 MDIO_CL73_IEEEB1_AN_ADV2_ADVR_10G_KR))
5283 vars->link_status |=
5284 LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE;
5285
5286 CL22_RD_OVER_CL45(sc, phy, MDIO_REG_BANK_OVER_1G,
5287 MDIO_OVER_1G_LP_UP1, &val);
5288
5289 if (val & MDIO_OVER_1G_UP1_2_5G)
5290 vars->link_status |=
5291 LINK_STATUS_LINK_PARTNER_2500XFD_CAPABLE;
5292 if (val & (MDIO_OVER_1G_UP1_10G | MDIO_OVER_1G_UP1_10GH))
5293 vars->link_status |=
5294 LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE;
5295 }
5296
5297 PMD_DRV_LOG(DEBUG, "duplex %x flow_ctrl 0x%x link_status 0x%x",
5298 vars->duplex, vars->flow_ctrl, vars->link_status);
5299 return rc;
5300}
5301
5302static elink_status_t elink_warpcore_read_status(struct elink_phy *phy,
5303 struct elink_params *params,
5304 struct elink_vars *vars)
5305{
5306 struct bnx2x_softc *sc = params->sc;
5307 uint8_t lane;
5308 uint16_t gp_status1, gp_speed, link_up, duplex = DUPLEX_FULL;
5309 elink_status_t rc = ELINK_STATUS_OK;
5310 lane = elink_get_warpcore_lane(params);
5311 /* Read gp_status */
5312 if ((params->loopback_mode) && (phy->flags & ELINK_FLAGS_WC_DUAL_MODE)) {
5313 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
5314 MDIO_WC_REG_DIGITAL5_LINK_STATUS, &link_up);
5315 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
5316 MDIO_WC_REG_DIGITAL5_LINK_STATUS, &link_up);
5317 link_up &= 0x1;
5318 } else if ((phy->req_line_speed > ELINK_SPEED_10000) &&
5319 (phy->supported & ELINK_SUPPORTED_20000baseMLD2_Full)) {
5320 uint16_t temp_link_up;
5321 elink_cl45_read(sc, phy, MDIO_WC_DEVAD, 1, &temp_link_up);
5322 elink_cl45_read(sc, phy, MDIO_WC_DEVAD, 1, &link_up);
5323 PMD_DRV_LOG(DEBUG, "PCS RX link status = 0x%x-->0x%x",
5324 temp_link_up, link_up);
5325 link_up &= (1 << 2);
5326 if (link_up)
5327 elink_ext_phy_resolve_fc(phy, params, vars);
5328 } else {
5329 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
5330 MDIO_WC_REG_GP2_STATUS_GP_2_1, &gp_status1);
5331 PMD_DRV_LOG(DEBUG, "0x81d1 = 0x%x", gp_status1);
5332 /* Check for either KR, 1G, or AN up. */
5333 link_up = ((gp_status1 >> 8) |
5334 (gp_status1 >> 12) | (gp_status1)) & (1 << lane);
5335 if (phy->supported & ELINK_SUPPORTED_20000baseKR2_Full) {
5336 uint16_t an_link;
5337 elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
5338 MDIO_AN_REG_STATUS, &an_link);
5339 elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
5340 MDIO_AN_REG_STATUS, &an_link);
5341 link_up |= (an_link & (1 << 2));
5342 }
5343 if (link_up && ELINK_SINGLE_MEDIA_DIRECT(params)) {
5344 uint16_t pd, gp_status4;
5345 if (phy->req_line_speed == ELINK_SPEED_AUTO_NEG) {
5346 /* Check Autoneg complete */
5347 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
5348 MDIO_WC_REG_GP2_STATUS_GP_2_4,
5349 &gp_status4);
5350 if (gp_status4 & ((1 << 12) << lane))
5351 vars->link_status |=
5352 LINK_STATUS_AUTO_NEGOTIATE_COMPLETE;
5353
5354 /* Check parallel detect used */
5355 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
5356 MDIO_WC_REG_PAR_DET_10G_STATUS,
5357 &pd);
5358 if (pd & (1 << 15))
5359 vars->link_status |=
5360 LINK_STATUS_PARALLEL_DETECTION_USED;
5361 }
5362 elink_ext_phy_resolve_fc(phy, params, vars);
5363 vars->duplex = duplex;
5364 }
5365 }
5366
5367 if ((vars->link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) &&
5368 ELINK_SINGLE_MEDIA_DIRECT(params)) {
5369 uint16_t val;
5370
5371 elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
5372 MDIO_AN_REG_LP_AUTO_NEG2, &val);
5373
5374 if (val & MDIO_CL73_IEEEB1_AN_ADV2_ADVR_1000M_KX)
5375 vars->link_status |=
5376 LINK_STATUS_LINK_PARTNER_1000TFD_CAPABLE;
5377 if (val & (MDIO_CL73_IEEEB1_AN_ADV2_ADVR_10G_KX4 |
5378 MDIO_CL73_IEEEB1_AN_ADV2_ADVR_10G_KR))
5379 vars->link_status |=
5380 LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE;
5381
5382 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
5383 MDIO_WC_REG_DIGITAL3_LP_UP1, &val);
5384
5385 if (val & MDIO_OVER_1G_UP1_2_5G)
5386 vars->link_status |=
5387 LINK_STATUS_LINK_PARTNER_2500XFD_CAPABLE;
5388 if (val & (MDIO_OVER_1G_UP1_10G | MDIO_OVER_1G_UP1_10GH))
5389 vars->link_status |=
5390 LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE;
5391
5392 }
5393
5394 if (lane < 2) {
5395 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
5396 MDIO_WC_REG_GP2_STATUS_GP_2_2, &gp_speed);
5397 } else {
5398 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
5399 MDIO_WC_REG_GP2_STATUS_GP_2_3, &gp_speed);
5400 }
5401 PMD_DRV_LOG(DEBUG, "lane %d gp_speed 0x%x", lane, gp_speed);
5402
5403 if ((lane & 1) == 0)
5404 gp_speed <<= 8;
5405 gp_speed &= 0x3f00;
5406 link_up = ! !link_up;
5407
5408 /* Reset the TX FIFO to fix SGMII issue */
5409 rc = elink_get_link_speed_duplex(phy, params, vars, link_up, gp_speed,
5410 duplex);
5411
5412 /* In case of KR link down, start up the recovering procedure */
5413 if ((!link_up) && (phy->media_type == ELINK_ETH_PHY_KR) &&
5414 (!(phy->flags & ELINK_FLAGS_WC_DUAL_MODE)))
5415 vars->rx_tx_asic_rst = MAX_KR_LINK_RETRY;
5416
5417 PMD_DRV_LOG(DEBUG, "duplex %x flow_ctrl 0x%x link_status 0x%x",
5418 vars->duplex, vars->flow_ctrl, vars->link_status);
5419 return rc;
5420}
5421
5422static void elink_set_gmii_tx_driver(struct elink_params *params)
5423{
5424 struct bnx2x_softc *sc = params->sc;
5425 struct elink_phy *phy = &params->phy[ELINK_INT_PHY];
5426 uint16_t lp_up2;
5427 uint16_t tx_driver;
5428 uint16_t bank;
5429
5430 /* Read precomp */
5431 CL22_RD_OVER_CL45(sc, phy,
5432 MDIO_REG_BANK_OVER_1G, MDIO_OVER_1G_LP_UP2, &lp_up2);
5433
5434 /* Bits [10:7] at lp_up2, positioned at [15:12] */
5435 lp_up2 = (((lp_up2 & MDIO_OVER_1G_LP_UP2_PREEMPHASIS_MASK) >>
5436 MDIO_OVER_1G_LP_UP2_PREEMPHASIS_SHIFT) <<
5437 MDIO_TX0_TX_DRIVER_PREEMPHASIS_SHIFT);
5438
5439 if (lp_up2 == 0)
5440 return;
5441
5442 for (bank = MDIO_REG_BANK_TX0; bank <= MDIO_REG_BANK_TX3;
5443 bank += (MDIO_REG_BANK_TX1 - MDIO_REG_BANK_TX0)) {
5444 CL22_RD_OVER_CL45(sc, phy,
5445 bank, MDIO_TX0_TX_DRIVER, &tx_driver);
5446
5447 /* Replace tx_driver bits [15:12] */
5448 if (lp_up2 != (tx_driver & MDIO_TX0_TX_DRIVER_PREEMPHASIS_MASK)) {
5449 tx_driver &= ~MDIO_TX0_TX_DRIVER_PREEMPHASIS_MASK;
5450 tx_driver |= lp_up2;
5451 CL22_WR_OVER_CL45(sc, phy,
5452 bank, MDIO_TX0_TX_DRIVER, tx_driver);
5453 }
5454 }
5455}
5456
5457static elink_status_t elink_emac_program(struct elink_params *params,
5458 struct elink_vars *vars)
5459{
5460 struct bnx2x_softc *sc = params->sc;
5461 uint8_t port = params->port;
5462 uint16_t mode = 0;
5463
5464 PMD_DRV_LOG(DEBUG, "setting link speed & duplex");
5465 elink_bits_dis(sc, GRCBASE_EMAC0 + port * 0x400 +
5466 EMAC_REG_EMAC_MODE,
5467 (EMAC_MODE_25G_MODE |
5468 EMAC_MODE_PORT_MII_10M | EMAC_MODE_HALF_DUPLEX));
5469 switch (vars->line_speed) {
5470 case ELINK_SPEED_10:
5471 mode |= EMAC_MODE_PORT_MII_10M;
5472 break;
5473
5474 case ELINK_SPEED_100:
5475 mode |= EMAC_MODE_PORT_MII;
5476 break;
5477
5478 case ELINK_SPEED_1000:
5479 mode |= EMAC_MODE_PORT_GMII;
5480 break;
5481
5482 case ELINK_SPEED_2500:
5483 mode |= (EMAC_MODE_25G_MODE | EMAC_MODE_PORT_GMII);
5484 break;
5485
5486 default:
5487 /* 10G not valid for EMAC */
5488 PMD_DRV_LOG(DEBUG, "Invalid line_speed 0x%x", vars->line_speed);
5489 return ELINK_STATUS_ERROR;
5490 }
5491
5492 if (vars->duplex == DUPLEX_HALF)
5493 mode |= EMAC_MODE_HALF_DUPLEX;
5494 elink_bits_en(sc,
5495 GRCBASE_EMAC0 + port * 0x400 + EMAC_REG_EMAC_MODE, mode);
5496
5497 elink_set_led(params, vars, ELINK_LED_MODE_OPER, vars->line_speed);
5498 return ELINK_STATUS_OK;
5499}
5500
5501static void elink_set_preemphasis(struct elink_phy *phy,
5502 struct elink_params *params)
5503{
5504
5505 uint16_t bank, i = 0;
5506 struct bnx2x_softc *sc = params->sc;
5507
5508 for (bank = MDIO_REG_BANK_RX0, i = 0; bank <= MDIO_REG_BANK_RX3;
5509 bank += (MDIO_REG_BANK_RX1 - MDIO_REG_BANK_RX0), i++) {
5510 CL22_WR_OVER_CL45(sc, phy,
5511 bank,
5512 MDIO_RX0_RX_EQ_BOOST, phy->rx_preemphasis[i]);
5513 }
5514
5515 for (bank = MDIO_REG_BANK_TX0, i = 0; bank <= MDIO_REG_BANK_TX3;
5516 bank += (MDIO_REG_BANK_TX1 - MDIO_REG_BANK_TX0), i++) {
5517 CL22_WR_OVER_CL45(sc, phy,
5518 bank,
5519 MDIO_TX0_TX_DRIVER, phy->tx_preemphasis[i]);
5520 }
5521}
5522
5523static void elink_xgxs_config_init(struct elink_phy *phy,
5524 struct elink_params *params,
5525 struct elink_vars *vars)
5526{
5527 uint8_t enable_cl73 = (ELINK_SINGLE_MEDIA_DIRECT(params) ||
5528 (params->loopback_mode == ELINK_LOOPBACK_XGXS));
5529
5530 if (!(vars->phy_flags & PHY_SGMII_FLAG)) {
5531 if (ELINK_SINGLE_MEDIA_DIRECT(params) &&
5532 (params->feature_config_flags &
5533 ELINK_FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED))
5534 elink_set_preemphasis(phy, params);
5535
5536 /* Forced speed requested? */
5537 if (vars->line_speed != ELINK_SPEED_AUTO_NEG ||
5538 (ELINK_SINGLE_MEDIA_DIRECT(params) &&
5539 params->loopback_mode == ELINK_LOOPBACK_EXT)) {
5540 PMD_DRV_LOG(DEBUG, "not SGMII, no AN");
5541
5542 /* Disable autoneg */
5543 elink_set_autoneg(phy, params, vars, 0);
5544
5545 /* Program speed and duplex */
5546 elink_program_serdes(phy, params, vars);
5547
5548 } else { /* AN_mode */
5549 PMD_DRV_LOG(DEBUG, "not SGMII, AN");
5550
5551 /* AN enabled */
5552 elink_set_brcm_cl37_advertisement(phy, params);
5553
5554 /* Program duplex & pause advertisement (for aneg) */
5555 elink_set_ieee_aneg_advertisement(phy, params,
5556 vars->ieee_fc);
5557
5558 /* Enable autoneg */
5559 elink_set_autoneg(phy, params, vars, enable_cl73);
5560
5561 /* Enable and restart AN */
5562 elink_restart_autoneg(phy, params, enable_cl73);
5563 }
5564
5565 } else { /* SGMII mode */
5566 PMD_DRV_LOG(DEBUG, "SGMII");
5567
5568 elink_initialize_sgmii_process(phy, params, vars);
5569 }
5570}
5571
5572static elink_status_t elink_prepare_xgxs(struct elink_phy *phy,
5573 struct elink_params *params,
5574 struct elink_vars *vars)
5575{
5576 elink_status_t rc;
5577 vars->phy_flags |= PHY_XGXS_FLAG;
5578 if ((phy->req_line_speed &&
5579 ((phy->req_line_speed == ELINK_SPEED_100) ||
5580 (phy->req_line_speed == ELINK_SPEED_10))) ||
5581 (!phy->req_line_speed &&
5582 (phy->speed_cap_mask >=
5583 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL) &&
5584 (phy->speed_cap_mask <
5585 PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) ||
5586 (phy->type == PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT_SD))
5587 vars->phy_flags |= PHY_SGMII_FLAG;
5588 else
5589 vars->phy_flags &= ~PHY_SGMII_FLAG;
5590
5591 elink_calc_ieee_aneg_adv(phy, params, &vars->ieee_fc);
5592 elink_set_aer_mmd(params, phy);
5593 if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT)
5594 elink_set_master_ln(params, phy);
5595
5596 rc = elink_reset_unicore(params, phy, 0);
5597 /* Reset the SerDes and wait for reset bit return low */
5598 if (rc != ELINK_STATUS_OK)
5599 return rc;
5600
5601 elink_set_aer_mmd(params, phy);
5602 /* Setting the masterLn_def again after the reset */
5603 if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) {
5604 elink_set_master_ln(params, phy);
5605 elink_set_swap_lanes(params, phy);
5606 }
5607
5608 return rc;
5609}
5610
5611static uint16_t elink_wait_reset_complete(struct bnx2x_softc *sc,
5612 struct elink_phy *phy,
5613 struct elink_params *params)
5614{
5615 uint16_t cnt, ctrl;
5616 /* Wait for soft reset to get cleared up to 1 sec */
5617 for (cnt = 0; cnt < 1000; cnt++) {
5618 if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X54618SE)
5619 elink_cl22_read(sc, phy, MDIO_PMA_REG_CTRL, &ctrl);
5620 else
5621 elink_cl45_read(sc, phy,
5622 MDIO_PMA_DEVAD,
5623 MDIO_PMA_REG_CTRL, &ctrl);
5624 if (!(ctrl & (1 << 15)))
5625 break;
5626 DELAY(1000 * 1);
5627 }
5628
5629 if (cnt == 1000)
5630 elink_cb_event_log(sc, ELINK_LOG_ID_PHY_UNINITIALIZED, params->port); // "Warning: PHY was not initialized,"
5631 // " Port %d",
5632
5633 PMD_DRV_LOG(DEBUG, "control reg 0x%x (after %d ms)", ctrl, cnt);
5634 return cnt;
5635}
5636
5637static void elink_link_int_enable(struct elink_params *params)
5638{
5639 uint8_t port = params->port;
5640 uint32_t mask;
5641 struct bnx2x_softc *sc = params->sc;
5642
5643 /* Setting the status to report on link up for either XGXS or SerDes */
5644 if (CHIP_IS_E3(sc)) {
5645 mask = ELINK_NIG_MASK_XGXS0_LINK_STATUS;
5646 if (!(ELINK_SINGLE_MEDIA_DIRECT(params)))
5647 mask |= ELINK_NIG_MASK_MI_INT;
5648 } else if (params->switch_cfg == ELINK_SWITCH_CFG_10G) {
5649 mask = (ELINK_NIG_MASK_XGXS0_LINK10G |
5650 ELINK_NIG_MASK_XGXS0_LINK_STATUS);
5651 PMD_DRV_LOG(DEBUG, "enabled XGXS interrupt");
5652 if (!(ELINK_SINGLE_MEDIA_DIRECT(params)) &&
5653 params->phy[ELINK_INT_PHY].type !=
5654 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE) {
5655 mask |= ELINK_NIG_MASK_MI_INT;
5656 PMD_DRV_LOG(DEBUG, "enabled external phy int");
5657 }
5658
5659 } else { /* SerDes */
5660 mask = ELINK_NIG_MASK_SERDES0_LINK_STATUS;
5661 PMD_DRV_LOG(DEBUG, "enabled SerDes interrupt");
5662 if (!(ELINK_SINGLE_MEDIA_DIRECT(params)) &&
5663 params->phy[ELINK_INT_PHY].type !=
5664 PORT_HW_CFG_SERDES_EXT_PHY_TYPE_NOT_CONN) {
5665 mask |= ELINK_NIG_MASK_MI_INT;
5666 PMD_DRV_LOG(DEBUG, "enabled external phy int");
5667 }
5668 }
5669 elink_bits_en(sc, NIG_REG_MASK_INTERRUPT_PORT0 + port * 4, mask);
5670
5671 PMD_DRV_LOG(DEBUG, "port %x, is_xgxs %x, int_status 0x%x", port,
5672 (params->switch_cfg == ELINK_SWITCH_CFG_10G),
5673 REG_RD(sc, NIG_REG_STATUS_INTERRUPT_PORT0 + port * 4));
5674 PMD_DRV_LOG(DEBUG, " int_mask 0x%x, MI_INT %x, SERDES_LINK %x",
5675 REG_RD(sc, NIG_REG_MASK_INTERRUPT_PORT0 + port * 4),
5676 REG_RD(sc, NIG_REG_EMAC0_STATUS_MISC_MI_INT + port * 0x18),
5677 REG_RD(sc,
5678 NIG_REG_SERDES0_STATUS_LINK_STATUS + port * 0x3c));
5679 PMD_DRV_LOG(DEBUG, " 10G %x, XGXS_LINK %x",
5680 REG_RD(sc, NIG_REG_XGXS0_STATUS_LINK10G + port * 0x68),
5681 REG_RD(sc, NIG_REG_XGXS0_STATUS_LINK_STATUS + port * 0x68));
5682}
5683
5684static void elink_rearm_latch_signal(struct bnx2x_softc *sc, uint8_t port,
5685 uint8_t exp_mi_int)
5686{
5687 uint32_t latch_status = 0;
5688
5689 /* Disable the MI INT ( external phy int ) by writing 1 to the
5690 * status register. Link down indication is high-active-signal,
5691 * so in this case we need to write the status to clear the XOR
5692 */
5693 /* Read Latched signals */
5694 latch_status = REG_RD(sc, NIG_REG_LATCH_STATUS_0 + port * 8);
5695 PMD_DRV_LOG(DEBUG, "latch_status = 0x%x", latch_status);
5696 /* Handle only those with latched-signal=up. */
5697 if (exp_mi_int)
5698 elink_bits_en(sc,
5699 NIG_REG_STATUS_INTERRUPT_PORT0
5700 + port * 4, ELINK_NIG_STATUS_EMAC0_MI_INT);
5701 else
5702 elink_bits_dis(sc,
5703 NIG_REG_STATUS_INTERRUPT_PORT0
5704 + port * 4, ELINK_NIG_STATUS_EMAC0_MI_INT);
5705
5706 if (latch_status & 1) {
5707
5708 /* For all latched-signal=up : Re-Arm Latch signals */
5709 REG_WR(sc, NIG_REG_LATCH_STATUS_0 + port * 8,
5710 (latch_status & 0xfffe) | (latch_status & 1));
5711 }
5712 /* For all latched-signal=up,Write original_signal to status */
5713}
5714
5715static void elink_link_int_ack(struct elink_params *params,
5716 struct elink_vars *vars, uint8_t is_10g_plus)
5717{
5718 struct bnx2x_softc *sc = params->sc;
5719 uint8_t port = params->port;
5720 uint32_t mask;
5721 /* First reset all status we assume only one line will be
5722 * change at a time
5723 */
5724 elink_bits_dis(sc, NIG_REG_STATUS_INTERRUPT_PORT0 + port * 4,
5725 (ELINK_NIG_STATUS_XGXS0_LINK10G |
5726 ELINK_NIG_STATUS_XGXS0_LINK_STATUS |
5727 ELINK_NIG_STATUS_SERDES0_LINK_STATUS));
5728 if (vars->phy_link_up) {
5729 if (USES_WARPCORE(sc))
5730 mask = ELINK_NIG_STATUS_XGXS0_LINK_STATUS;
5731 else {
5732 if (is_10g_plus)
5733 mask = ELINK_NIG_STATUS_XGXS0_LINK10G;
5734 else if (params->switch_cfg == ELINK_SWITCH_CFG_10G) {
5735 /* Disable the link interrupt by writing 1 to
5736 * the relevant lane in the status register
5737 */
5738 uint32_t ser_lane =
5739 ((params->lane_config &
5740 PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >>
5741 PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT);
5742 mask = ((1 << ser_lane) <<
5743 ELINK_NIG_STATUS_XGXS0_LINK_STATUS_SIZE);
5744 } else
5745 mask = ELINK_NIG_STATUS_SERDES0_LINK_STATUS;
5746 }
5747 PMD_DRV_LOG(DEBUG, "Ack link up interrupt with mask 0x%x",
5748 mask);
5749 elink_bits_en(sc,
5750 NIG_REG_STATUS_INTERRUPT_PORT0 + port * 4, mask);
5751 }
5752}
5753
5754static elink_status_t elink_format_ver(uint32_t num, uint8_t * str,
5755 uint16_t * len)
5756{
5757 uint8_t *str_ptr = str;
5758 uint32_t mask = 0xf0000000;
5759 uint8_t shift = 8 * 4;
5760 uint8_t digit;
5761 uint8_t remove_leading_zeros = 1;
5762 if (*len < 10) {
5763 /* Need more than 10chars for this format */
5764 *str_ptr = '\0';
5765 (*len)--;
5766 return ELINK_STATUS_ERROR;
5767 }
5768 while (shift > 0) {
5769
5770 shift -= 4;
5771 digit = ((num & mask) >> shift);
5772 if (digit == 0 && remove_leading_zeros) {
5773 mask = mask >> 4;
5774 continue;
5775 } else if (digit < 0xa)
5776 *str_ptr = digit + '0';
5777 else
5778 *str_ptr = digit - 0xa + 'a';
5779 remove_leading_zeros = 0;
5780 str_ptr++;
5781 (*len)--;
5782 mask = mask >> 4;
5783 if (shift == 4 * 4) {
5784 *str_ptr = '.';
5785 str_ptr++;
5786 (*len)--;
5787 remove_leading_zeros = 1;
5788 }
5789 }
5790 return ELINK_STATUS_OK;
5791}
5792
5793static elink_status_t elink_null_format_ver(__rte_unused uint32_t spirom_ver,
5794 uint8_t * str, uint16_t * len)
5795{
5796 str[0] = '\0';
5797 (*len)--;
5798 return ELINK_STATUS_OK;
5799}
5800
5801static void elink_set_xgxs_loopback(struct elink_phy *phy,
5802 struct elink_params *params)
5803{
5804 uint8_t port = params->port;
5805 struct bnx2x_softc *sc = params->sc;
5806
5807 if (phy->req_line_speed != ELINK_SPEED_1000) {
5808 uint32_t md_devad = 0;
5809
5810 PMD_DRV_LOG(DEBUG, "XGXS 10G loopback enable");
5811
5812 if (!CHIP_IS_E3(sc)) {
5813 /* Change the uni_phy_addr in the nig */
5814 md_devad = REG_RD(sc, (NIG_REG_XGXS0_CTRL_MD_DEVAD +
5815 port * 0x18));
5816
5817 REG_WR(sc, NIG_REG_XGXS0_CTRL_MD_DEVAD + port * 0x18,
5818 0x5);
5819 }
5820
5821 elink_cl45_write(sc, phy,
5822 5,
5823 (MDIO_REG_BANK_AER_BLOCK +
5824 (MDIO_AER_BLOCK_AER_REG & 0xf)), 0x2800);
5825
5826 elink_cl45_write(sc, phy,
5827 5,
5828 (MDIO_REG_BANK_CL73_IEEEB0 +
5829 (MDIO_CL73_IEEEB0_CL73_AN_CONTROL & 0xf)),
5830 0x6041);
5831 DELAY(1000 * 200);
5832 /* Set aer mmd back */
5833 elink_set_aer_mmd(params, phy);
5834
5835 if (!CHIP_IS_E3(sc)) {
5836 /* And md_devad */
5837 REG_WR(sc, NIG_REG_XGXS0_CTRL_MD_DEVAD + port * 0x18,
5838 md_devad);
5839 }
5840 } else {
5841 uint16_t mii_ctrl;
5842 PMD_DRV_LOG(DEBUG, "XGXS 1G loopback enable");
5843 elink_cl45_read(sc, phy, 5,
5844 (MDIO_REG_BANK_COMBO_IEEE0 +
5845 (MDIO_COMBO_IEEE0_MII_CONTROL & 0xf)),
5846 &mii_ctrl);
5847 elink_cl45_write(sc, phy, 5,
5848 (MDIO_REG_BANK_COMBO_IEEE0 +
5849 (MDIO_COMBO_IEEE0_MII_CONTROL & 0xf)),
5850 mii_ctrl |
5851 MDIO_COMBO_IEEO_MII_CONTROL_LOOPBACK);
5852 }
5853}
5854
5855elink_status_t elink_set_led(struct elink_params *params,
5856 struct elink_vars *vars, uint8_t mode,
5857 uint32_t speed)
5858{
5859 uint8_t port = params->port;
5860 uint16_t hw_led_mode = params->hw_led_mode;
5861 elink_status_t rc = ELINK_STATUS_OK;
5862 uint8_t phy_idx;
5863 uint32_t tmp;
5864 uint32_t emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
5865 struct bnx2x_softc *sc = params->sc;
5866 PMD_DRV_LOG(DEBUG, "elink_set_led: port %x, mode %d", port, mode);
5867 PMD_DRV_LOG(DEBUG, "speed 0x%x, hw_led_mode 0x%x", speed, hw_led_mode);
5868 /* In case */
5869 for (phy_idx = ELINK_EXT_PHY1; phy_idx < ELINK_MAX_PHYS; phy_idx++) {
5870 if (params->phy[phy_idx].set_link_led) {
5871 params->phy[phy_idx].set_link_led(&params->phy[phy_idx],
5872 params, mode);
5873 }
5874 }
5875
5876 switch (mode) {
5877 case ELINK_LED_MODE_FRONT_PANEL_OFF:
5878 case ELINK_LED_MODE_OFF:
5879 REG_WR(sc, NIG_REG_LED_10G_P0 + port * 4, 0);
5880 REG_WR(sc, NIG_REG_LED_MODE_P0 + port * 4,
5881 SHARED_HW_CFG_LED_MAC1);
5882
5883 tmp = elink_cb_reg_read(sc, emac_base + EMAC_REG_EMAC_LED);
5884 if (params->phy[ELINK_EXT_PHY1].type ==
5885 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X54618SE)
5886 tmp &= ~(EMAC_LED_1000MB_OVERRIDE |
5887 EMAC_LED_100MB_OVERRIDE |
5888 EMAC_LED_10MB_OVERRIDE);
5889 else
5890 tmp |= EMAC_LED_OVERRIDE;
5891
5892 elink_cb_reg_write(sc, emac_base + EMAC_REG_EMAC_LED, tmp);
5893 break;
5894
5895 case ELINK_LED_MODE_OPER:
5896 /* For all other phys, OPER mode is same as ON, so in case
5897 * link is down, do nothing
5898 */
5899 if (!vars->link_up)
5900 break;
5901 case ELINK_LED_MODE_ON:
5902 if (((params->phy[ELINK_EXT_PHY1].type ==
5903 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8727) ||
5904 (params->phy[ELINK_EXT_PHY1].type ==
5905 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8722)) &&
5906 CHIP_IS_E2(sc) && params->num_phys == 2) {
5907 /* This is a work-around for E2+8727 Configurations */
5908 if (mode == ELINK_LED_MODE_ON ||
5909 speed == ELINK_SPEED_10000) {
5910 REG_WR(sc, NIG_REG_LED_MODE_P0 + port * 4, 0);
5911 REG_WR(sc, NIG_REG_LED_10G_P0 + port * 4, 1);
5912
5913 tmp =
5914 elink_cb_reg_read(sc,
5915 emac_base +
5916 EMAC_REG_EMAC_LED);
5917 elink_cb_reg_write(sc,
5918 emac_base +
5919 EMAC_REG_EMAC_LED,
5920 (tmp | EMAC_LED_OVERRIDE));
5921 /* Return here without enabling traffic
5922 * LED blink and setting rate in ON mode.
5923 * In oper mode, enabling LED blink
5924 * and setting rate is needed.
5925 */
5926 if (mode == ELINK_LED_MODE_ON)
5927 return rc;
5928 }
5929 } else if (ELINK_SINGLE_MEDIA_DIRECT(params)) {
5930 /* This is a work-around for HW issue found when link
5931 * is up in CL73
5932 */
5933 if ((!CHIP_IS_E3(sc)) ||
5934 (CHIP_IS_E3(sc) && mode == ELINK_LED_MODE_ON))
5935 REG_WR(sc, NIG_REG_LED_10G_P0 + port * 4, 1);
5936
5937 if (CHIP_IS_E1x(sc) ||
5938 CHIP_IS_E2(sc) || (mode == ELINK_LED_MODE_ON))
5939 REG_WR(sc, NIG_REG_LED_MODE_P0 + port * 4, 0);
5940 else
5941 REG_WR(sc, NIG_REG_LED_MODE_P0 + port * 4,
5942 hw_led_mode);
5943 } else if ((params->phy[ELINK_EXT_PHY1].type ==
5944 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X54618SE) &&
5945 (mode == ELINK_LED_MODE_ON)) {
5946 REG_WR(sc, NIG_REG_LED_MODE_P0 + port * 4, 0);
5947 tmp =
5948 elink_cb_reg_read(sc,
5949 emac_base + EMAC_REG_EMAC_LED);
5950 elink_cb_reg_write(sc, emac_base + EMAC_REG_EMAC_LED,
5951 tmp | EMAC_LED_OVERRIDE |
5952 EMAC_LED_1000MB_OVERRIDE);
5953 /* Break here; otherwise, it'll disable the
5954 * intended override.
5955 */
5956 break;
5957 } else {
5958 uint32_t nig_led_mode = ((params->hw_led_mode <<
5959 SHARED_HW_CFG_LED_MODE_SHIFT)
5960 ==
5961 SHARED_HW_CFG_LED_EXTPHY2)
5962 ? (SHARED_HW_CFG_LED_PHY1 >>
5963 SHARED_HW_CFG_LED_MODE_SHIFT) : hw_led_mode;
5964 REG_WR(sc, NIG_REG_LED_MODE_P0 + port * 4,
5965 nig_led_mode);
5966 }
5967
5968 REG_WR(sc, NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0 + port * 4,
5969 0);
5970 /* Set blinking rate to ~15.9Hz */
5971 if (CHIP_IS_E3(sc))
5972 REG_WR(sc, NIG_REG_LED_CONTROL_BLINK_RATE_P0 + port * 4,
5973 LED_BLINK_RATE_VAL_E3);
5974 else
5975 REG_WR(sc, NIG_REG_LED_CONTROL_BLINK_RATE_P0 + port * 4,
5976 LED_BLINK_RATE_VAL_E1X_E2);
5977 REG_WR(sc, NIG_REG_LED_CONTROL_BLINK_RATE_ENA_P0 + port * 4, 1);
5978 tmp = elink_cb_reg_read(sc, emac_base + EMAC_REG_EMAC_LED);
5979 elink_cb_reg_write(sc, emac_base + EMAC_REG_EMAC_LED,
5980 (tmp & (~EMAC_LED_OVERRIDE)));
5981
5982 break;
5983
5984 default:
5985 rc = ELINK_STATUS_ERROR;
5986 PMD_DRV_LOG(DEBUG, "elink_set_led: Invalid led mode %d", mode);
5987 break;
5988 }
5989 return rc;
5990
5991}
5992
5993static elink_status_t elink_link_initialize(struct elink_params *params,
5994 struct elink_vars *vars)
5995{
5996 elink_status_t rc = ELINK_STATUS_OK;
5997 uint8_t phy_index, non_ext_phy;
5998 struct bnx2x_softc *sc = params->sc;
5999 /* In case of external phy existence, the line speed would be the
6000 * line speed linked up by the external phy. In case it is direct
6001 * only, then the line_speed during initialization will be
6002 * equal to the req_line_speed
6003 */
6004 vars->line_speed = params->phy[ELINK_INT_PHY].req_line_speed;
6005
6006 /* Initialize the internal phy in case this is a direct board
6007 * (no external phys), or this board has external phy which requires
6008 * to first.
6009 */
6010 if (!USES_WARPCORE(sc))
6011 elink_prepare_xgxs(&params->phy[ELINK_INT_PHY], params, vars);
6012 /* init ext phy and enable link state int */
6013 non_ext_phy = (ELINK_SINGLE_MEDIA_DIRECT(params) ||
6014 (params->loopback_mode == ELINK_LOOPBACK_XGXS));
6015
6016 if (non_ext_phy ||
6017 (params->phy[ELINK_EXT_PHY1].flags & ELINK_FLAGS_INIT_XGXS_FIRST) ||
6018 (params->loopback_mode == ELINK_LOOPBACK_EXT_PHY)) {
6019 struct elink_phy *phy = &params->phy[ELINK_INT_PHY];
6020 if (vars->line_speed == ELINK_SPEED_AUTO_NEG &&
6021 (CHIP_IS_E1x(sc) || CHIP_IS_E2(sc)))
6022 elink_set_parallel_detection(phy, params);
6023 if (params->phy[ELINK_INT_PHY].config_init)
6024 params->phy[ELINK_INT_PHY].config_init(phy,
6025 params, vars);
6026 }
6027
6028 /* Re-read this value in case it was changed inside config_init due to
6029 * limitations of optic module
6030 */
6031 vars->line_speed = params->phy[ELINK_INT_PHY].req_line_speed;
6032
6033 /* Init external phy */
6034 if (non_ext_phy) {
6035 if (params->phy[ELINK_INT_PHY].supported &
6036 ELINK_SUPPORTED_FIBRE)
6037 vars->link_status |= LINK_STATUS_SERDES_LINK;
6038 } else {
6039 for (phy_index = ELINK_EXT_PHY1; phy_index < params->num_phys;
6040 phy_index++) {
6041 /* No need to initialize second phy in case of first
6042 * phy only selection. In case of second phy, we do
6043 * need to initialize the first phy, since they are
6044 * connected.
6045 */
6046 if (params->phy[phy_index].supported &
6047 ELINK_SUPPORTED_FIBRE)
6048 vars->link_status |= LINK_STATUS_SERDES_LINK;
6049
6050 if (phy_index == ELINK_EXT_PHY2 &&
6051 (elink_phy_selection(params) ==
6052 PORT_HW_CFG_PHY_SELECTION_FIRST_PHY)) {
6053 PMD_DRV_LOG(DEBUG,
6054 "Not initializing second phy");
6055 continue;
6056 }
6057 params->phy[phy_index].config_init(&params->
6058 phy[phy_index],
6059 params, vars);
6060 }
6061 }
6062 /* Reset the interrupt indication after phy was initialized */
6063 elink_bits_dis(sc, NIG_REG_STATUS_INTERRUPT_PORT0 +
6064 params->port * 4,
6065 (ELINK_NIG_STATUS_XGXS0_LINK10G |
6066 ELINK_NIG_STATUS_XGXS0_LINK_STATUS |
6067 ELINK_NIG_STATUS_SERDES0_LINK_STATUS |
6068 ELINK_NIG_MASK_MI_INT));
6069 return rc;
6070}
6071
6072static void elink_int_link_reset(__rte_unused struct elink_phy *phy,
6073 struct elink_params *params)
6074{
6075 /* Reset the SerDes/XGXS */
6076 REG_WR(params->sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_CLEAR,
6077 (0x1ff << (params->port * 16)));
6078}
6079
6080static void elink_common_ext_link_reset(__rte_unused struct elink_phy *phy,
6081 struct elink_params *params)
6082{
6083 struct bnx2x_softc *sc = params->sc;
6084 uint8_t gpio_port;
6085 /* HW reset */
6086 if (CHIP_IS_E2(sc))
6087 gpio_port = SC_PATH(sc);
6088 else
6089 gpio_port = params->port;
6090 elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_1,
6091 MISC_REGISTERS_GPIO_OUTPUT_LOW, gpio_port);
6092 elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_2,
6093 MISC_REGISTERS_GPIO_OUTPUT_LOW, gpio_port);
6094 PMD_DRV_LOG(DEBUG, "reset external PHY");
6095}
6096
6097static elink_status_t elink_update_link_down(struct elink_params *params,
6098 struct elink_vars *vars)
6099{
6100 struct bnx2x_softc *sc = params->sc;
6101 uint8_t port = params->port;
6102
6103 PMD_DRV_LOG(DEBUG, "Port %x: Link is down", port);
6104 elink_set_led(params, vars, ELINK_LED_MODE_OFF, 0);
6105 vars->phy_flags &= ~PHY_PHYSICAL_LINK_FLAG;
6106 /* Indicate no mac active */
6107 vars->mac_type = ELINK_MAC_TYPE_NONE;
6108
6109 /* Update shared memory */
6110 vars->link_status &= ~ELINK_LINK_UPDATE_MASK;
6111 vars->line_speed = 0;
6112 elink_update_mng(params, vars->link_status);
6113
6114 /* Activate nig drain */
6115 REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + port * 4, 1);
6116
6117 /* Disable emac */
6118 if (!CHIP_IS_E3(sc))
6119 REG_WR(sc, NIG_REG_NIG_EMAC0_EN + port * 4, 0);
6120
6121 DELAY(1000 * 10);
6122 /* Reset BigMac/Xmac */
6123 if (CHIP_IS_E1x(sc) || CHIP_IS_E2(sc))
6124 elink_set_bmac_rx(sc, params->port, 0);
6125
6126 if (CHIP_IS_E3(sc)) {
6127 /* Prevent LPI Generation by chip */
6128 REG_WR(sc, MISC_REG_CPMU_LP_FW_ENABLE_P0 + (params->port << 2),
6129 0);
6130 REG_WR(sc, MISC_REG_CPMU_LP_MASK_ENT_P0 + (params->port << 2),
6131 0);
6132 vars->eee_status &= ~(SHMEM_EEE_LP_ADV_STATUS_MASK |
6133 SHMEM_EEE_ACTIVE_BIT);
6134
6135 elink_update_mng_eee(params, vars->eee_status);
6136 elink_set_xmac_rxtx(params, 0);
6137 elink_set_umac_rxtx(params, 0);
6138 }
6139
6140 return ELINK_STATUS_OK;
6141}
6142
6143static elink_status_t elink_update_link_up(struct elink_params *params,
6144 struct elink_vars *vars,
6145 uint8_t link_10g)
6146{
6147 struct bnx2x_softc *sc = params->sc;
6148 uint8_t phy_idx, port = params->port;
6149 elink_status_t rc = ELINK_STATUS_OK;
6150
6151 vars->link_status |= (LINK_STATUS_LINK_UP |
6152 LINK_STATUS_PHYSICAL_LINK_FLAG);
6153 vars->phy_flags |= PHY_PHYSICAL_LINK_FLAG;
6154
6155 if (vars->flow_ctrl & ELINK_FLOW_CTRL_TX)
6156 vars->link_status |= LINK_STATUS_TX_FLOW_CONTROL_ENABLED;
6157
6158 if (vars->flow_ctrl & ELINK_FLOW_CTRL_RX)
6159 vars->link_status |= LINK_STATUS_RX_FLOW_CONTROL_ENABLED;
6160 if (USES_WARPCORE(sc)) {
6161 if (link_10g) {
6162 if (elink_xmac_enable(params, vars, 0) ==
6163 ELINK_STATUS_NO_LINK) {
6164 PMD_DRV_LOG(DEBUG, "Found errors on XMAC");
6165 vars->link_up = 0;
6166 vars->phy_flags |= PHY_HALF_OPEN_CONN_FLAG;
6167 vars->link_status &= ~LINK_STATUS_LINK_UP;
6168 }
6169 } else
6170 elink_umac_enable(params, vars, 0);
6171 elink_set_led(params, vars,
6172 ELINK_LED_MODE_OPER, vars->line_speed);
6173
6174 if ((vars->eee_status & SHMEM_EEE_ACTIVE_BIT) &&
6175 (vars->eee_status & SHMEM_EEE_LPI_REQUESTED_BIT)) {
6176 PMD_DRV_LOG(DEBUG, "Enabling LPI assertion");
6177 REG_WR(sc, MISC_REG_CPMU_LP_FW_ENABLE_P0 +
6178 (params->port << 2), 1);
6179 REG_WR(sc, MISC_REG_CPMU_LP_DR_ENABLE, 1);
6180 REG_WR(sc, MISC_REG_CPMU_LP_MASK_ENT_P0 +
6181 (params->port << 2), 0xfc20);
6182 }
6183 }
6184 if ((CHIP_IS_E1x(sc) || CHIP_IS_E2(sc))) {
6185 if (link_10g) {
6186 if (elink_bmac_enable(params, vars, 0, 1) ==
6187 ELINK_STATUS_NO_LINK) {
6188 PMD_DRV_LOG(DEBUG, "Found errors on BMAC");
6189 vars->link_up = 0;
6190 vars->phy_flags |= PHY_HALF_OPEN_CONN_FLAG;
6191 vars->link_status &= ~LINK_STATUS_LINK_UP;
6192 }
6193
6194 elink_set_led(params, vars,
6195 ELINK_LED_MODE_OPER, ELINK_SPEED_10000);
6196 } else {
6197 rc = elink_emac_program(params, vars);
6198 elink_emac_enable(params, vars, 0);
6199
6200 /* AN complete? */
6201 if ((vars->link_status &
6202 LINK_STATUS_AUTO_NEGOTIATE_COMPLETE)
6203 && (!(vars->phy_flags & PHY_SGMII_FLAG)) &&
6204 ELINK_SINGLE_MEDIA_DIRECT(params))
6205 elink_set_gmii_tx_driver(params);
6206 }
6207 }
6208
6209 /* PBF - link up */
6210 if (CHIP_IS_E1x(sc))
6211 rc |= elink_pbf_update(params, vars->flow_ctrl,
6212 vars->line_speed);
6213
6214 /* Disable drain */
6215 REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + port * 4, 0);
6216
6217 /* Update shared memory */
6218 elink_update_mng(params, vars->link_status);
6219 elink_update_mng_eee(params, vars->eee_status);
6220 /* Check remote fault */
6221 for (phy_idx = ELINK_INT_PHY; phy_idx < ELINK_MAX_PHYS; phy_idx++) {
6222 if (params->phy[phy_idx].flags & ELINK_FLAGS_TX_ERROR_CHECK) {
6223 elink_check_half_open_conn(params, vars, 0);
6224 break;
6225 }
6226 }
6227 DELAY(1000 * 20);
6228 return rc;
6229}
6230
6231/* The elink_link_update function should be called upon link
6232 * interrupt.
6233 * Link is considered up as follows:
6234 * - DIRECT_SINGLE_MEDIA - Only XGXS link (internal link) needs
6235 * to be up
6236 * - SINGLE_MEDIA - The link between the 577xx and the external
6237 * phy (XGXS) need to up as well as the external link of the
6238 * phy (PHY_EXT1)
6239 * - DUAL_MEDIA - The link between the 577xx and the first
6240 * external phy needs to be up, and at least one of the 2
6241 * external phy link must be up.
6242 */
6243elink_status_t elink_link_update(struct elink_params * params,
6244 struct elink_vars * vars)
6245{
6246 struct bnx2x_softc *sc = params->sc;
6247 struct elink_vars phy_vars[ELINK_MAX_PHYS];
6248 uint8_t port = params->port;
6249 uint8_t link_10g_plus, phy_index;
6250 uint8_t ext_phy_link_up = 0, cur_link_up;
6251 elink_status_t rc = ELINK_STATUS_OK;
6252 __rte_unused uint8_t is_mi_int = 0;
6253 uint16_t ext_phy_line_speed = 0, prev_line_speed = vars->line_speed;
6254 uint8_t active_external_phy = ELINK_INT_PHY;
6255 vars->phy_flags &= ~PHY_HALF_OPEN_CONN_FLAG;
6256 vars->link_status &= ~ELINK_LINK_UPDATE_MASK;
6257 for (phy_index = ELINK_INT_PHY; phy_index < params->num_phys;
6258 phy_index++) {
6259 phy_vars[phy_index].flow_ctrl = 0;
6260 phy_vars[phy_index].link_status = ETH_LINK_DOWN;
6261 phy_vars[phy_index].line_speed = 0;
6262 phy_vars[phy_index].duplex = DUPLEX_FULL;
6263 phy_vars[phy_index].phy_link_up = 0;
6264 phy_vars[phy_index].link_up = 0;
6265 phy_vars[phy_index].fault_detected = 0;
6266 /* different consideration, since vars holds inner state */
6267 phy_vars[phy_index].eee_status = vars->eee_status;
6268 }
6269
6270 if (USES_WARPCORE(sc))
6271 elink_set_aer_mmd(params, &params->phy[ELINK_INT_PHY]);
6272
6273 PMD_DRV_LOG(DEBUG, "port %x, XGXS?%x, int_status 0x%x",
6274 port, (vars->phy_flags & PHY_XGXS_FLAG),
6275 REG_RD(sc, NIG_REG_STATUS_INTERRUPT_PORT0 + port * 4));
6276
6277 is_mi_int = (uint8_t) (REG_RD(sc, NIG_REG_EMAC0_STATUS_MISC_MI_INT +
6278 port * 0x18) > 0);
6279 PMD_DRV_LOG(DEBUG, "int_mask 0x%x MI_INT %x, SERDES_LINK %x",
6280 REG_RD(sc, NIG_REG_MASK_INTERRUPT_PORT0 + port * 4),
6281 is_mi_int,
6282 REG_RD(sc,
6283 NIG_REG_SERDES0_STATUS_LINK_STATUS + port * 0x3c));
6284
6285 PMD_DRV_LOG(DEBUG, " 10G %x, XGXS_LINK %x",
6286 REG_RD(sc, NIG_REG_XGXS0_STATUS_LINK10G + port * 0x68),
6287 REG_RD(sc, NIG_REG_XGXS0_STATUS_LINK_STATUS + port * 0x68));
6288
6289 /* Disable emac */
6290 if (!CHIP_IS_E3(sc))
6291 REG_WR(sc, NIG_REG_NIG_EMAC0_EN + port * 4, 0);
6292
6293 /* Step 1:
6294 * Check external link change only for external phys, and apply
6295 * priority selection between them in case the link on both phys
6296 * is up. Note that instead of the common vars, a temporary
6297 * vars argument is used since each phy may have different link/
6298 * speed/duplex result
6299 */
6300 for (phy_index = ELINK_EXT_PHY1; phy_index < params->num_phys;
6301 phy_index++) {
6302 struct elink_phy *phy = &params->phy[phy_index];
6303 if (!phy->read_status)
6304 continue;
6305 /* Read link status and params of this ext phy */
6306 cur_link_up = phy->read_status(phy, params,
6307 &phy_vars[phy_index]);
6308 if (cur_link_up) {
6309 PMD_DRV_LOG(DEBUG, "phy in index %d link is up",
6310 phy_index);
6311 } else {
6312 PMD_DRV_LOG(DEBUG, "phy in index %d link is down",
6313 phy_index);
6314 continue;
6315 }
6316
6317 if (!ext_phy_link_up) {
6318 ext_phy_link_up = 1;
6319 active_external_phy = phy_index;
6320 } else {
6321 switch (elink_phy_selection(params)) {
6322 case PORT_HW_CFG_PHY_SELECTION_HARDWARE_DEFAULT:
6323 case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY_PRIORITY:
6324 /* In this option, the first PHY makes sure to pass the
6325 * traffic through itself only.
6326 * Its not clear how to reset the link on the second phy
6327 */
6328 active_external_phy = ELINK_EXT_PHY1;
6329 break;
6330 case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY_PRIORITY:
6331 /* In this option, the first PHY makes sure to pass the
6332 * traffic through the second PHY.
6333 */
6334 active_external_phy = ELINK_EXT_PHY2;
6335 break;
6336 default:
6337 /* Link indication on both PHYs with the following cases
6338 * is invalid:
6339 * - FIRST_PHY means that second phy wasn't initialized,
6340 * hence its link is expected to be down
6341 * - SECOND_PHY means that first phy should not be able
6342 * to link up by itself (using configuration)
6343 * - DEFAULT should be overriden during initialiazation
6344 */
6345 PMD_DRV_LOG(DEBUG, "Invalid link indication"
6346 "mpc=0x%x. DISABLING LINK !!!",
6347 params->multi_phy_config);
6348 ext_phy_link_up = 0;
6349 break;
6350 }
6351 }
6352 }
6353 prev_line_speed = vars->line_speed;
6354 /* Step 2:
6355 * Read the status of the internal phy. In case of
6356 * DIRECT_SINGLE_MEDIA board, this link is the external link,
6357 * otherwise this is the link between the 577xx and the first
6358 * external phy
6359 */
6360 if (params->phy[ELINK_INT_PHY].read_status)
6361 params->phy[ELINK_INT_PHY].read_status(&params->
6362 phy[ELINK_INT_PHY],
6363 params, vars);
6364 /* The INT_PHY flow control reside in the vars. This include the
6365 * case where the speed or flow control are not set to AUTO.
6366 * Otherwise, the active external phy flow control result is set
6367 * to the vars. The ext_phy_line_speed is needed to check if the
6368 * speed is different between the internal phy and external phy.
6369 * This case may be result of intermediate link speed change.
6370 */
6371 if (active_external_phy > ELINK_INT_PHY) {
6372 vars->flow_ctrl = phy_vars[active_external_phy].flow_ctrl;
6373 /* Link speed is taken from the XGXS. AN and FC result from
6374 * the external phy.
6375 */
6376 vars->link_status |= phy_vars[active_external_phy].link_status;
6377
6378 /* if active_external_phy is first PHY and link is up - disable
6379 * disable TX on second external PHY
6380 */
6381 if (active_external_phy == ELINK_EXT_PHY1) {
6382 if (params->phy[ELINK_EXT_PHY2].phy_specific_func) {
6383 PMD_DRV_LOG(DEBUG, "Disabling TX on EXT_PHY2");
6384 params->phy[ELINK_EXT_PHY2].
6385 phy_specific_func(&params->
6386 phy[ELINK_EXT_PHY2],
6387 params, ELINK_DISABLE_TX);
6388 }
6389 }
6390
6391 ext_phy_line_speed = phy_vars[active_external_phy].line_speed;
6392 vars->duplex = phy_vars[active_external_phy].duplex;
6393 if (params->phy[active_external_phy].supported &
6394 ELINK_SUPPORTED_FIBRE)
6395 vars->link_status |= LINK_STATUS_SERDES_LINK;
6396 else
6397 vars->link_status &= ~LINK_STATUS_SERDES_LINK;
6398
6399 vars->eee_status = phy_vars[active_external_phy].eee_status;
6400
6401 PMD_DRV_LOG(DEBUG, "Active external phy selected: %x",
6402 active_external_phy);
6403 }
6404
6405 for (phy_index = ELINK_EXT_PHY1; phy_index < params->num_phys;
6406 phy_index++) {
6407 if (params->phy[phy_index].flags &
6408 ELINK_FLAGS_REARM_LATCH_SIGNAL) {
6409 elink_rearm_latch_signal(sc, port,
6410 phy_index ==
6411 active_external_phy);
6412 break;
6413 }
6414 }
6415 PMD_DRV_LOG(DEBUG, "vars->flow_ctrl = 0x%x, vars->link_status = 0x%x,"
6416 " ext_phy_line_speed = %d", vars->flow_ctrl,
6417 vars->link_status, ext_phy_line_speed);
6418 /* Upon link speed change set the NIG into drain mode. Comes to
6419 * deals with possible FIFO glitch due to clk change when speed
6420 * is decreased without link down indicator
6421 */
6422
6423 if (vars->phy_link_up) {
6424 if (!(ELINK_SINGLE_MEDIA_DIRECT(params)) && ext_phy_link_up &&
6425 (ext_phy_line_speed != vars->line_speed)) {
6426 PMD_DRV_LOG(DEBUG, "Internal link speed %d is"
6427 " different than the external"
6428 " link speed %d", vars->line_speed,
6429 ext_phy_line_speed);
6430 vars->phy_link_up = 0;
6431 } else if (prev_line_speed != vars->line_speed) {
6432 REG_WR(sc,
6433 NIG_REG_EGRESS_DRAIN0_MODE + params->port * 4,
6434 0);
6435 DELAY(1000 * 1);
6436 }
6437 }
6438
6439 /* Anything 10 and over uses the bmac */
6440 link_10g_plus = (vars->line_speed >= ELINK_SPEED_10000);
6441
6442 elink_link_int_ack(params, vars, link_10g_plus);
6443
6444 /* In case external phy link is up, and internal link is down
6445 * (not initialized yet probably after link initialization, it
6446 * needs to be initialized.
6447 * Note that after link down-up as result of cable plug, the xgxs
6448 * link would probably become up again without the need
6449 * initialize it
6450 */
6451 if (!(ELINK_SINGLE_MEDIA_DIRECT(params))) {
6452 PMD_DRV_LOG(DEBUG, "ext_phy_link_up = %d, int_link_up = %d,"
6453 " init_preceding = %d", ext_phy_link_up,
6454 vars->phy_link_up,
6455 params->phy[ELINK_EXT_PHY1].flags &
6456 ELINK_FLAGS_INIT_XGXS_FIRST);
6457 if (!(params->phy[ELINK_EXT_PHY1].flags &
6458 ELINK_FLAGS_INIT_XGXS_FIRST)
6459 && ext_phy_link_up && !vars->phy_link_up) {
6460 vars->line_speed = ext_phy_line_speed;
6461 if (vars->line_speed < ELINK_SPEED_1000)
6462 vars->phy_flags |= PHY_SGMII_FLAG;
6463 else
6464 vars->phy_flags &= ~PHY_SGMII_FLAG;
6465
6466 if (params->phy[ELINK_INT_PHY].config_init)
6467 params->phy[ELINK_INT_PHY].config_init(&params->
6468 phy
6469 [ELINK_INT_PHY],
6470 params,
6471 vars);
6472 }
6473 }
6474 /* Link is up only if both local phy and external phy (in case of
6475 * non-direct board) are up and no fault detected on active PHY.
6476 */
6477 vars->link_up = (vars->phy_link_up &&
6478 (ext_phy_link_up ||
6479 ELINK_SINGLE_MEDIA_DIRECT(params)) &&
6480 (phy_vars[active_external_phy].fault_detected == 0));
6481
6482 /* Update the PFC configuration in case it was changed */
6483 if (params->feature_config_flags & ELINK_FEATURE_CONFIG_PFC_ENABLED)
6484 vars->link_status |= LINK_STATUS_PFC_ENABLED;
6485 else
6486 vars->link_status &= ~LINK_STATUS_PFC_ENABLED;
6487
6488 if (vars->link_up)
6489 rc = elink_update_link_up(params, vars, link_10g_plus);
6490 else
6491 rc = elink_update_link_down(params, vars);
6492
6493 /* Update MCP link status was changed */
6494 if (params->
6495 feature_config_flags & ELINK_FEATURE_CONFIG_BC_SUPPORTS_AFEX)
6496 elink_cb_fw_command(sc, DRV_MSG_CODE_LINK_STATUS_CHANGED, 0);
6497
6498 return rc;
6499}
6500
6501/*****************************************************************************/
6502/* External Phy section */
6503/*****************************************************************************/
6504static void elink_ext_phy_hw_reset(struct bnx2x_softc *sc, uint8_t port)
6505{
6506 elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_1,
6507 MISC_REGISTERS_GPIO_OUTPUT_LOW, port);
6508 DELAY(1000 * 1);
6509 elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_1,
6510 MISC_REGISTERS_GPIO_OUTPUT_HIGH, port);
6511}
6512
6513static void elink_save_spirom_version(struct bnx2x_softc *sc,
6514 __rte_unused uint8_t port,
6515 uint32_t spirom_ver, uint32_t ver_addr)
6516{
6517 PMD_DRV_LOG(DEBUG, "FW version 0x%x:0x%x for port %d",
6518 (uint16_t) (spirom_ver >> 16), (uint16_t) spirom_ver, port);
6519
6520 if (ver_addr)
6521 REG_WR(sc, ver_addr, spirom_ver);
6522}
6523
6524static void elink_save_bnx2x_spirom_ver(struct bnx2x_softc *sc,
6525 struct elink_phy *phy, uint8_t port)
6526{
6527 uint16_t fw_ver1, fw_ver2;
6528
6529 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD,
6530 MDIO_PMA_REG_ROM_VER1, &fw_ver1);
6531 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD,
6532 MDIO_PMA_REG_ROM_VER2, &fw_ver2);
6533 elink_save_spirom_version(sc, port,
6534 (uint32_t) (fw_ver1 << 16 | fw_ver2),
6535 phy->ver_addr);
6536}
6537
6538static void elink_ext_phy_10G_an_resolve(struct bnx2x_softc *sc,
6539 struct elink_phy *phy,
6540 struct elink_vars *vars)
6541{
6542 uint16_t val;
6543 elink_cl45_read(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_STATUS, &val);
6544 elink_cl45_read(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_STATUS, &val);
6545 if (val & (1 << 5))
6546 vars->link_status |= LINK_STATUS_AUTO_NEGOTIATE_COMPLETE;
6547 if ((val & (1 << 0)) == 0)
6548 vars->link_status |= LINK_STATUS_PARALLEL_DETECTION_USED;
6549}
6550
6551/******************************************************************/
6552/* common BNX2X8073/BNX2X8727 PHY SECTION */
6553/******************************************************************/
6554static void elink_8073_resolve_fc(struct elink_phy *phy,
6555 struct elink_params *params,
6556 struct elink_vars *vars)
6557{
6558 struct bnx2x_softc *sc = params->sc;
6559 if (phy->req_line_speed == ELINK_SPEED_10 ||
6560 phy->req_line_speed == ELINK_SPEED_100) {
6561 vars->flow_ctrl = phy->req_flow_ctrl;
6562 return;
6563 }
6564
6565 if (elink_ext_phy_resolve_fc(phy, params, vars) &&
6566 (vars->flow_ctrl == ELINK_FLOW_CTRL_NONE)) {
6567 uint16_t pause_result;
6568 uint16_t ld_pause; /* local */
6569 uint16_t lp_pause; /* link partner */
6570 elink_cl45_read(sc, phy,
6571 MDIO_AN_DEVAD,
6572 MDIO_AN_REG_CL37_FC_LD, &ld_pause);
6573
6574 elink_cl45_read(sc, phy,
6575 MDIO_AN_DEVAD,
6576 MDIO_AN_REG_CL37_FC_LP, &lp_pause);
6577 pause_result = (ld_pause &
6578 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) >> 5;
6579 pause_result |= (lp_pause &
6580 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) >> 7;
6581
6582 elink_pause_resolve(vars, pause_result);
6583 PMD_DRV_LOG(DEBUG, "Ext PHY CL37 pause result 0x%x",
6584 pause_result);
6585 }
6586}
6587
6588static elink_status_t elink_8073_8727_external_rom_boot(struct bnx2x_softc *sc,
6589 struct elink_phy *phy,
6590 uint8_t port)
6591{
6592 uint32_t count = 0;
6593 uint16_t fw_ver1 = 0, fw_msgout;
6594 elink_status_t rc = ELINK_STATUS_OK;
6595
6596 /* Boot port from external ROM */
6597 /* EDC grst */
6598 elink_cl45_write(sc, phy,
6599 MDIO_PMA_DEVAD, MDIO_PMA_REG_GEN_CTRL, 0x0001);
6600
6601 /* Ucode reboot and rst */
6602 elink_cl45_write(sc, phy,
6603 MDIO_PMA_DEVAD, MDIO_PMA_REG_GEN_CTRL, 0x008c);
6604
6605 elink_cl45_write(sc, phy,
6606 MDIO_PMA_DEVAD, MDIO_PMA_REG_MISC_CTRL1, 0x0001);
6607
6608 /* Reset internal microprocessor */
6609 elink_cl45_write(sc, phy,
6610 MDIO_PMA_DEVAD,
6611 MDIO_PMA_REG_GEN_CTRL,
6612 MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET);
6613
6614 /* Release srst bit */
6615 elink_cl45_write(sc, phy,
6616 MDIO_PMA_DEVAD,
6617 MDIO_PMA_REG_GEN_CTRL,
6618 MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP);
6619
6620 /* Delay 100ms per the PHY specifications */
6621 DELAY(1000 * 100);
6622
6623 /* 8073 sometimes taking longer to download */
6624 do {
6625 count++;
6626 if (count > 300) {
6627 PMD_DRV_LOG(DEBUG,
6628 "elink_8073_8727_external_rom_boot port %x:"
6629 "Download failed. fw version = 0x%x",
6630 port, fw_ver1);
6631 rc = ELINK_STATUS_ERROR;
6632 break;
6633 }
6634
6635 elink_cl45_read(sc, phy,
6636 MDIO_PMA_DEVAD,
6637 MDIO_PMA_REG_ROM_VER1, &fw_ver1);
6638 elink_cl45_read(sc, phy,
6639 MDIO_PMA_DEVAD,
6640 MDIO_PMA_REG_M8051_MSGOUT_REG, &fw_msgout);
6641
6642 DELAY(1000 * 1);
6643 } while (fw_ver1 == 0 || fw_ver1 == 0x4321 ||
6644 ((fw_msgout & 0xff) != 0x03 && (phy->type ==
6645 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8073)));
6646
6647 /* Clear ser_boot_ctl bit */
6648 elink_cl45_write(sc, phy,
6649 MDIO_PMA_DEVAD, MDIO_PMA_REG_MISC_CTRL1, 0x0000);
6650 elink_save_bnx2x_spirom_ver(sc, phy, port);
6651
6652 PMD_DRV_LOG(DEBUG,
6653 "elink_8073_8727_external_rom_boot port %x:"
6654 "Download complete. fw version = 0x%x", port, fw_ver1);
6655
6656 return rc;
6657}
6658
6659/******************************************************************/
6660/* BNX2X8073 PHY SECTION */
6661/******************************************************************/
6662static elink_status_t elink_8073_is_snr_needed(struct bnx2x_softc *sc,
6663 struct elink_phy *phy)
6664{
6665 /* This is only required for 8073A1, version 102 only */
6666 uint16_t val;
6667
6668 /* Read 8073 HW revision */
6669 elink_cl45_read(sc, phy,
6670 MDIO_PMA_DEVAD, MDIO_PMA_REG_8073_CHIP_REV, &val);
6671
6672 if (val != 1) {
6673 /* No need to workaround in 8073 A1 */
6674 return ELINK_STATUS_OK;
6675 }
6676
6677 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_ROM_VER2, &val);
6678
6679 /* SNR should be applied only for version 0x102 */
6680 if (val != 0x102)
6681 return ELINK_STATUS_OK;
6682
6683 return ELINK_STATUS_ERROR;
6684}
6685
6686static elink_status_t elink_8073_xaui_wa(struct bnx2x_softc *sc,
6687 struct elink_phy *phy)
6688{
6689 uint16_t val, cnt, cnt1;
6690
6691 elink_cl45_read(sc, phy,
6692 MDIO_PMA_DEVAD, MDIO_PMA_REG_8073_CHIP_REV, &val);
6693
6694 if (val > 0) {
6695 /* No need to workaround in 8073 A1 */
6696 return ELINK_STATUS_OK;
6697 }
6698 /* XAUI workaround in 8073 A0: */
6699
6700 /* After loading the boot ROM and restarting Autoneg, poll
6701 * Dev1, Reg $C820:
6702 */
6703
6704 for (cnt = 0; cnt < 1000; cnt++) {
6705 elink_cl45_read(sc, phy,
6706 MDIO_PMA_DEVAD,
6707 MDIO_PMA_REG_8073_SPEED_LINK_STATUS, &val);
6708 /* If bit [14] = 0 or bit [13] = 0, continue on with
6709 * system initialization (XAUI work-around not required, as
6710 * these bits indicate 2.5G or 1G link up).
6711 */
6712 if (!(val & (1 << 14)) || !(val & (1 << 13))) {
6713 PMD_DRV_LOG(DEBUG, "XAUI work-around not required");
6714 return ELINK_STATUS_OK;
6715 } else if (!(val & (1 << 15))) {
6716 PMD_DRV_LOG(DEBUG, "bit 15 went off");
6717 /* If bit 15 is 0, then poll Dev1, Reg $C841 until it's
6718 * MSB (bit15) goes to 1 (indicating that the XAUI
6719 * workaround has completed), then continue on with
6720 * system initialization.
6721 */
6722 for (cnt1 = 0; cnt1 < 1000; cnt1++) {
6723 elink_cl45_read(sc, phy,
6724 MDIO_PMA_DEVAD,
6725 MDIO_PMA_REG_8073_XAUI_WA,
6726 &val);
6727 if (val & (1 << 15)) {
6728 PMD_DRV_LOG(DEBUG,
6729 "XAUI workaround has completed");
6730 return ELINK_STATUS_OK;
6731 }
6732 DELAY(1000 * 3);
6733 }
6734 break;
6735 }
6736 DELAY(1000 * 3);
6737 }
6738 PMD_DRV_LOG(DEBUG, "Warning: XAUI work-around timeout !!!");
6739 return ELINK_STATUS_ERROR;
6740}
6741
6742static void elink_807x_force_10G(struct bnx2x_softc *sc, struct elink_phy *phy)
6743{
6744 /* Force KR or KX */
6745 elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x2040);
6746 elink_cl45_write(sc, phy,
6747 MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, 0x000b);
6748 elink_cl45_write(sc, phy,
6749 MDIO_PMA_DEVAD, MDIO_PMA_REG_BNX2X_CTRL, 0x0000);
6750 elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x0000);
6751}
6752
6753static void elink_8073_set_pause_cl37(struct elink_params *params,
6754 struct elink_phy *phy,
6755 struct elink_vars *vars)
6756{
6757 uint16_t cl37_val;
6758 struct bnx2x_softc *sc = params->sc;
6759 elink_cl45_read(sc, phy,
6760 MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD, &cl37_val);
6761
6762 cl37_val &= ~MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH;
6763 /* Please refer to Table 28B-3 of 802.3ab-1999 spec. */
6764 elink_calc_ieee_aneg_adv(phy, params, &vars->ieee_fc);
6765 if ((vars->ieee_fc &
6766 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_SYMMETRIC) ==
6767 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_SYMMETRIC) {
6768 cl37_val |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_SYMMETRIC;
6769 }
6770 if ((vars->ieee_fc &
6771 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) ==
6772 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) {
6773 cl37_val |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC;
6774 }
6775 if ((vars->ieee_fc &
6776 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) ==
6777 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) {
6778 cl37_val |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH;
6779 }
6780 PMD_DRV_LOG(DEBUG, "Ext phy AN advertize cl37 0x%x", cl37_val);
6781
6782 elink_cl45_write(sc, phy,
6783 MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD, cl37_val);
6784 DELAY(1000 * 500);
6785}
6786
6787static void elink_8073_specific_func(struct elink_phy *phy,
6788 struct elink_params *params,
6789 uint32_t action)
6790{
6791 struct bnx2x_softc *sc = params->sc;
6792 switch (action) {
6793 case ELINK_PHY_INIT:
6794 /* Enable LASI */
6795 elink_cl45_write(sc, phy,
6796 MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXCTRL,
6797 (1 << 2));
6798 elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL,
6799 0x0004);
6800 break;
6801 }
6802}
6803
6804static elink_status_t elink_8073_config_init(struct elink_phy *phy,
6805 struct elink_params *params,
6806 struct elink_vars *vars)
6807{
6808 struct bnx2x_softc *sc = params->sc;
6809 uint16_t val = 0, tmp1;
6810 uint8_t gpio_port;
6811 PMD_DRV_LOG(DEBUG, "Init 8073");
6812
6813 if (CHIP_IS_E2(sc))
6814 gpio_port = SC_PATH(sc);
6815 else
6816 gpio_port = params->port;
6817 /* Restore normal power mode */
6818 elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_2,
6819 MISC_REGISTERS_GPIO_OUTPUT_HIGH, gpio_port);
6820
6821 elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_1,
6822 MISC_REGISTERS_GPIO_OUTPUT_HIGH, gpio_port);
6823
6824 elink_8073_specific_func(phy, params, ELINK_PHY_INIT);
6825 elink_8073_set_pause_cl37(params, phy, vars);
6826
6827 elink_cl45_read(sc, phy,
6828 MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &tmp1);
6829
6830 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXSTAT, &tmp1);
6831
6832 PMD_DRV_LOG(DEBUG, "Before rom RX_ALARM(port1): 0x%x", tmp1);
6833
6834 /* Swap polarity if required - Must be done only in non-1G mode */
6835 if (params->lane_config & PORT_HW_CFG_SWAP_PHY_POLARITY_ENABLED) {
6836 /* Configure the 8073 to swap _P and _N of the KR lines */
6837 PMD_DRV_LOG(DEBUG, "Swapping polarity for the 8073");
6838 /* 10G Rx/Tx and 1G Tx signal polarity swap */
6839 elink_cl45_read(sc, phy,
6840 MDIO_PMA_DEVAD,
6841 MDIO_PMA_REG_8073_OPT_DIGITAL_CTRL, &val);
6842 elink_cl45_write(sc, phy,
6843 MDIO_PMA_DEVAD,
6844 MDIO_PMA_REG_8073_OPT_DIGITAL_CTRL,
6845 (val | (3 << 9)));
6846 }
6847
6848 /* Enable CL37 BAM */
6849 if (REG_RD(sc, params->shmem_base +
6850 offsetof(struct shmem_region,
6851 dev_info.port_hw_config[params->port].
6852 default_cfg)) &
6853 PORT_HW_CFG_ENABLE_BAM_ON_KR_ENABLED) {
6854
6855 elink_cl45_read(sc, phy,
6856 MDIO_AN_DEVAD, MDIO_AN_REG_8073_BAM, &val);
6857 elink_cl45_write(sc, phy,
6858 MDIO_AN_DEVAD, MDIO_AN_REG_8073_BAM, val | 1);
6859 PMD_DRV_LOG(DEBUG, "Enable CL37 BAM on KR");
6860 }
6861 if (params->loopback_mode == ELINK_LOOPBACK_EXT) {
6862 elink_807x_force_10G(sc, phy);
6863 PMD_DRV_LOG(DEBUG, "Forced speed 10G on 807X");
6864 return ELINK_STATUS_OK;
6865 } else {
6866 elink_cl45_write(sc, phy,
6867 MDIO_PMA_DEVAD, MDIO_PMA_REG_BNX2X_CTRL, 0x0002);
6868 }
6869 if (phy->req_line_speed != ELINK_SPEED_AUTO_NEG) {
6870 if (phy->req_line_speed == ELINK_SPEED_10000) {
6871 val = (1 << 7);
6872 } else if (phy->req_line_speed == ELINK_SPEED_2500) {
6873 val = (1 << 5);
6874 /* Note that 2.5G works only when used with 1G
6875 * advertisement
6876 */
6877 } else
6878 val = (1 << 5);
6879 } else {
6880 val = 0;
6881 if (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)
6882 val |= (1 << 7);
6883
6884 /* Note that 2.5G works only when used with 1G advertisement */
6885 if (phy->speed_cap_mask &
6886 (PORT_HW_CFG_SPEED_CAPABILITY_D0_1G |
6887 PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G))
6888 val |= (1 << 5);
6889 PMD_DRV_LOG(DEBUG, "807x autoneg val = 0x%x", val);
6890 }
6891
6892 elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV, val);
6893 elink_cl45_read(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_8073_2_5G, &tmp1);
6894
6895 if (((phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G) &&
6896 (phy->req_line_speed == ELINK_SPEED_AUTO_NEG)) ||
6897 (phy->req_line_speed == ELINK_SPEED_2500)) {
6898 uint16_t phy_ver;
6899 /* Allow 2.5G for A1 and above */
6900 elink_cl45_read(sc, phy,
6901 MDIO_PMA_DEVAD, MDIO_PMA_REG_8073_CHIP_REV,
6902 &phy_ver);
6903 PMD_DRV_LOG(DEBUG, "Add 2.5G");
6904 if (phy_ver > 0)
6905 tmp1 |= 1;
6906 else
6907 tmp1 &= 0xfffe;
6908 } else {
6909 PMD_DRV_LOG(DEBUG, "Disable 2.5G");
6910 tmp1 &= 0xfffe;
6911 }
6912
6913 elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_8073_2_5G, tmp1);
6914 /* Add support for CL37 (passive mode) II */
6915
6916 elink_cl45_read(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD, &tmp1);
6917 elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD,
6918 (tmp1 | ((phy->req_duplex == DUPLEX_FULL) ?
6919 0x20 : 0x40)));
6920
6921 /* Add support for CL37 (passive mode) III */
6922 elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1000);
6923
6924 /* The SNR will improve about 2db by changing BW and FEE main
6925 * tap. Rest commands are executed after link is up
6926 * Change FFE main cursor to 5 in EDC register
6927 */
6928 if (elink_8073_is_snr_needed(sc, phy))
6929 elink_cl45_write(sc, phy,
6930 MDIO_PMA_DEVAD, MDIO_PMA_REG_EDC_FFE_MAIN,
6931 0xFB0C);
6932
6933 /* Enable FEC (Forware Error Correction) Request in the AN */
6934 elink_cl45_read(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV2, &tmp1);
6935 tmp1 |= (1 << 15);
6936 elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV2, tmp1);
6937
6938 elink_ext_phy_set_pause(params, phy, vars);
6939
6940 /* Restart autoneg */
6941 DELAY(1000 * 500);
6942 elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x1200);
6943 PMD_DRV_LOG(DEBUG, "807x Autoneg Restart: Advertise 1G=%x, 10G=%x",
6944 ((val & (1 << 5)) > 0), ((val & (1 << 7)) > 0));
6945 return ELINK_STATUS_OK;
6946}
6947
6948static uint8_t elink_8073_read_status(struct elink_phy *phy,
6949 struct elink_params *params,
6950 struct elink_vars *vars)
6951{
6952 struct bnx2x_softc *sc = params->sc;
6953 uint8_t link_up = 0;
6954 uint16_t val1, val2;
6955 uint16_t link_status = 0;
6956 uint16_t an1000_status = 0;
6957
6958 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_STAT, &val1);
6959
6960 PMD_DRV_LOG(DEBUG, "8703 LASI status 0x%x", val1);
6961
6962 /* Clear the interrupt LASI status register */
6963 elink_cl45_read(sc, phy, MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &val2);
6964 elink_cl45_read(sc, phy, MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &val1);
6965 PMD_DRV_LOG(DEBUG, "807x PCS status 0x%x->0x%x", val2, val1);
6966 /* Clear MSG-OUT */
6967 elink_cl45_read(sc, phy,
6968 MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &val1);
6969
6970 /* Check the LASI */
6971 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXSTAT, &val2);
6972
6973 PMD_DRV_LOG(DEBUG, "KR 0x9003 0x%x", val2);
6974
6975 /* Check the link status */
6976 elink_cl45_read(sc, phy, MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &val2);
6977 PMD_DRV_LOG(DEBUG, "KR PCS status 0x%x", val2);
6978
6979 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val2);
6980 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val1);
6981 link_up = ((val1 & 4) == 4);
6982 PMD_DRV_LOG(DEBUG, "PMA_REG_STATUS=0x%x", val1);
6983
6984 if (link_up && ((phy->req_line_speed != ELINK_SPEED_10000))) {
6985 if (elink_8073_xaui_wa(sc, phy) != 0)
6986 return 0;
6987 }
6988 elink_cl45_read(sc, phy,
6989 MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &an1000_status);
6990 elink_cl45_read(sc, phy,
6991 MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &an1000_status);
6992
6993 /* Check the link status on 1.1.2 */
6994 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val2);
6995 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val1);
6996 PMD_DRV_LOG(DEBUG, "KR PMA status 0x%x->0x%x,"
6997 "an_link_status=0x%x", val2, val1, an1000_status);
6998
6999 link_up = (((val1 & 4) == 4) || (an1000_status & (1 << 1)));
7000 if (link_up && elink_8073_is_snr_needed(sc, phy)) {
7001 /* The SNR will improve about 2dbby changing the BW and FEE main
7002 * tap. The 1st write to change FFE main tap is set before
7003 * restart AN. Change PLL Bandwidth in EDC register
7004 */
7005 elink_cl45_write(sc, phy,
7006 MDIO_PMA_DEVAD, MDIO_PMA_REG_PLL_BANDWIDTH,
7007 0x26BC);
7008
7009 /* Change CDR Bandwidth in EDC register */
7010 elink_cl45_write(sc, phy,
7011 MDIO_PMA_DEVAD, MDIO_PMA_REG_CDR_BANDWIDTH,
7012 0x0333);
7013 }
7014 elink_cl45_read(sc, phy,
7015 MDIO_PMA_DEVAD, MDIO_PMA_REG_8073_SPEED_LINK_STATUS,
7016 &link_status);
7017
7018 /* Bits 0..2 --> speed detected, bits 13..15--> link is down */
7019 if ((link_status & (1 << 2)) && (!(link_status & (1 << 15)))) {
7020 link_up = 1;
7021 vars->line_speed = ELINK_SPEED_10000;
7022 PMD_DRV_LOG(DEBUG, "port %x: External link up in 10G",
7023 params->port);
7024 } else if ((link_status & (1 << 1)) && (!(link_status & (1 << 14)))) {
7025 link_up = 1;
7026 vars->line_speed = ELINK_SPEED_2500;
7027 PMD_DRV_LOG(DEBUG, "port %x: External link up in 2.5G",
7028 params->port);
7029 } else if ((link_status & (1 << 0)) && (!(link_status & (1 << 13)))) {
7030 link_up = 1;
7031 vars->line_speed = ELINK_SPEED_1000;
7032 PMD_DRV_LOG(DEBUG, "port %x: External link up in 1G",
7033 params->port);
7034 } else {
7035 link_up = 0;
7036 PMD_DRV_LOG(DEBUG, "port %x: External link is down",
7037 params->port);
7038 }
7039
7040 if (link_up) {
7041 /* Swap polarity if required */
7042 if (params->lane_config & PORT_HW_CFG_SWAP_PHY_POLARITY_ENABLED) {
7043 /* Configure the 8073 to swap P and N of the KR lines */
7044 elink_cl45_read(sc, phy,
7045 MDIO_XS_DEVAD,
7046 MDIO_XS_REG_8073_RX_CTRL_PCIE, &val1);
7047 /* Set bit 3 to invert Rx in 1G mode and clear this bit
7048 * when it`s in 10G mode.
7049 */
7050 if (vars->line_speed == ELINK_SPEED_1000) {
7051 PMD_DRV_LOG(DEBUG, "Swapping 1G polarity for"
7052 "the 8073");
7053 val1 |= (1 << 3);
7054 } else
7055 val1 &= ~(1 << 3);
7056
7057 elink_cl45_write(sc, phy,
7058 MDIO_XS_DEVAD,
7059 MDIO_XS_REG_8073_RX_CTRL_PCIE, val1);
7060 }
7061 elink_ext_phy_10G_an_resolve(sc, phy, vars);
7062 elink_8073_resolve_fc(phy, params, vars);
7063 vars->duplex = DUPLEX_FULL;
7064 }
7065
7066 if (vars->link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) {
7067 elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
7068 MDIO_AN_REG_LP_AUTO_NEG2, &val1);
7069
7070 if (val1 & (1 << 5))
7071 vars->link_status |=
7072 LINK_STATUS_LINK_PARTNER_1000TFD_CAPABLE;
7073 if (val1 & (1 << 7))
7074 vars->link_status |=
7075 LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE;
7076 }
7077
7078 return link_up;
7079}
7080
7081static void elink_8073_link_reset(__rte_unused struct elink_phy *phy,
7082 struct elink_params *params)
7083{
7084 struct bnx2x_softc *sc = params->sc;
7085 uint8_t gpio_port;
7086 if (CHIP_IS_E2(sc))
7087 gpio_port = SC_PATH(sc);
7088 else
7089 gpio_port = params->port;
7090 PMD_DRV_LOG(DEBUG, "Setting 8073 port %d into low power mode",
7091 gpio_port);
7092 elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_2,
7093 MISC_REGISTERS_GPIO_OUTPUT_LOW, gpio_port);
7094}
7095
7096/******************************************************************/
7097/* BNX2X8705 PHY SECTION */
7098/******************************************************************/
7099static elink_status_t elink_8705_config_init(struct elink_phy *phy,
7100 struct elink_params *params,
7101 __rte_unused struct elink_vars
7102 *vars)
7103{
7104 struct bnx2x_softc *sc = params->sc;
7105 PMD_DRV_LOG(DEBUG, "init 8705");
7106 /* Restore normal power mode */
7107 elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_2,
7108 MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port);
7109 /* HW reset */
7110 elink_ext_phy_hw_reset(sc, params->port);
7111 elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0xa040);
7112 elink_wait_reset_complete(sc, phy, params);
7113
7114 elink_cl45_write(sc, phy,
7115 MDIO_PMA_DEVAD, MDIO_PMA_REG_MISC_CTRL, 0x8288);
7116 elink_cl45_write(sc, phy,
7117 MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, 0x7fbf);
7118 elink_cl45_write(sc, phy,
7119 MDIO_PMA_DEVAD, MDIO_PMA_REG_CMU_PLL_BYPASS, 0x0100);
7120 elink_cl45_write(sc, phy, MDIO_WIS_DEVAD, MDIO_WIS_REG_LASI_CNTL, 0x1);
7121 /* BNX2X8705 doesn't have microcode, hence the 0 */
7122 elink_save_spirom_version(sc, params->port, params->shmem_base, 0);
7123 return ELINK_STATUS_OK;
7124}
7125
7126static uint8_t elink_8705_read_status(struct elink_phy *phy,
7127 struct elink_params *params,
7128 struct elink_vars *vars)
7129{
7130 uint8_t link_up = 0;
7131 uint16_t val1, rx_sd;
7132 struct bnx2x_softc *sc = params->sc;
7133 PMD_DRV_LOG(DEBUG, "read status 8705");
7134 elink_cl45_read(sc, phy,
7135 MDIO_WIS_DEVAD, MDIO_WIS_REG_LASI_STATUS, &val1);
7136 PMD_DRV_LOG(DEBUG, "8705 LASI status 0x%x", val1);
7137
7138 elink_cl45_read(sc, phy,
7139 MDIO_WIS_DEVAD, MDIO_WIS_REG_LASI_STATUS, &val1);
7140 PMD_DRV_LOG(DEBUG, "8705 LASI status 0x%x", val1);
7141
7142 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_SD, &rx_sd);
7143
7144 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, 0xc809, &val1);
7145 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, 0xc809, &val1);
7146
7147 PMD_DRV_LOG(DEBUG, "8705 1.c809 val=0x%x", val1);
7148 link_up = ((rx_sd & 0x1) && (val1 & (1 << 9))
7149 && ((val1 & (1 << 8)) == 0));
7150 if (link_up) {
7151 vars->line_speed = ELINK_SPEED_10000;
7152 elink_ext_phy_resolve_fc(phy, params, vars);
7153 }
7154 return link_up;
7155}
7156
7157/******************************************************************/
7158/* SFP+ module Section */
7159/******************************************************************/
7160static void elink_set_disable_pmd_transmit(struct elink_params *params,
7161 struct elink_phy *phy,
7162 uint8_t pmd_dis)
7163{
7164 struct bnx2x_softc *sc = params->sc;
7165 /* Disable transmitter only for bootcodes which can enable it afterwards
7166 * (for D3 link)
7167 */
7168 if (pmd_dis) {
7169 if (params->feature_config_flags &
7170 ELINK_FEATURE_CONFIG_BC_SUPPORTS_SFP_TX_DISABLED) {
7171 PMD_DRV_LOG(DEBUG, "Disabling PMD transmitter");
7172 } else {
7173 PMD_DRV_LOG(DEBUG, "NOT disabling PMD transmitter");
7174 return;
7175 }
7176 } else {
7177 PMD_DRV_LOG(DEBUG, "Enabling PMD transmitter");
7178 }
7179 elink_cl45_write(sc, phy,
7180 MDIO_PMA_DEVAD, MDIO_PMA_REG_TX_DISABLE, pmd_dis);
7181}
7182
7183static uint8_t elink_get_gpio_port(struct elink_params *params)
7184{
7185 uint8_t gpio_port;
7186 uint32_t swap_val, swap_override;
7187 struct bnx2x_softc *sc = params->sc;
7188 if (CHIP_IS_E2(sc)) {
7189 gpio_port = SC_PATH(sc);
7190 } else {
7191 gpio_port = params->port;
7192 }
7193 swap_val = REG_RD(sc, NIG_REG_PORT_SWAP);
7194 swap_override = REG_RD(sc, NIG_REG_STRAP_OVERRIDE);
7195 return gpio_port ^ (swap_val && swap_override);
7196}
7197
7198static void elink_sfp_e1e2_set_transmitter(struct elink_params *params,
7199 struct elink_phy *phy, uint8_t tx_en)
7200{
7201 uint16_t val;
7202 uint8_t port = params->port;
7203 struct bnx2x_softc *sc = params->sc;
7204 uint32_t tx_en_mode;
7205
7206 /* Disable/Enable transmitter ( TX laser of the SFP+ module.) */
7207 tx_en_mode = REG_RD(sc, params->shmem_base +
7208 offsetof(struct shmem_region,
7209 dev_info.port_hw_config[port].sfp_ctrl)) &
7210 PORT_HW_CFG_TX_LASER_MASK;
7211 PMD_DRV_LOG(DEBUG, "Setting transmitter tx_en=%x for port %x "
7212 "mode = %x", tx_en, port, tx_en_mode);
7213 switch (tx_en_mode) {
7214 case PORT_HW_CFG_TX_LASER_MDIO:
7215
7216 elink_cl45_read(sc, phy,
7217 MDIO_PMA_DEVAD,
7218 MDIO_PMA_REG_PHY_IDENTIFIER, &val);
7219
7220 if (tx_en)
7221 val &= ~(1 << 15);
7222 else
7223 val |= (1 << 15);
7224
7225 elink_cl45_write(sc, phy,
7226 MDIO_PMA_DEVAD,
7227 MDIO_PMA_REG_PHY_IDENTIFIER, val);
7228 break;
7229 case PORT_HW_CFG_TX_LASER_GPIO0:
7230 case PORT_HW_CFG_TX_LASER_GPIO1:
7231 case PORT_HW_CFG_TX_LASER_GPIO2:
7232 case PORT_HW_CFG_TX_LASER_GPIO3:
7233 {
7234 uint16_t gpio_pin;
7235 uint8_t gpio_port, gpio_mode;
7236 if (tx_en)
7237 gpio_mode = MISC_REGISTERS_GPIO_OUTPUT_HIGH;
7238 else
7239 gpio_mode = MISC_REGISTERS_GPIO_OUTPUT_LOW;
7240
7241 gpio_pin = tx_en_mode - PORT_HW_CFG_TX_LASER_GPIO0;
7242 gpio_port = elink_get_gpio_port(params);
7243 elink_cb_gpio_write(sc, gpio_pin, gpio_mode, gpio_port);
7244 break;
7245 }
7246 default:
7247 PMD_DRV_LOG(DEBUG, "Invalid TX_LASER_MDIO 0x%x", tx_en_mode);
7248 break;
7249 }
7250}
7251
7252static void elink_sfp_set_transmitter(struct elink_params *params,
7253 struct elink_phy *phy, uint8_t tx_en)
7254{
7255 struct bnx2x_softc *sc = params->sc;
7256 PMD_DRV_LOG(DEBUG, "Setting SFP+ transmitter to %d", tx_en);
7257 if (CHIP_IS_E3(sc))
7258 elink_sfp_e3_set_transmitter(params, phy, tx_en);
7259 else
7260 elink_sfp_e1e2_set_transmitter(params, phy, tx_en);
7261}
7262
7263static elink_status_t elink_8726_read_sfp_module_eeprom(struct elink_phy *phy,
7264 struct elink_params
7265 *params,
7266 uint8_t dev_addr,
7267 uint16_t addr,
7268 uint8_t byte_cnt,
7269 uint8_t * o_buf,
7270 __rte_unused uint8_t
7271 is_init)
7272{
7273 struct bnx2x_softc *sc = params->sc;
7274 uint16_t val = 0;
7275 uint16_t i;
7276 if (byte_cnt > ELINK_SFP_EEPROM_PAGE_SIZE) {
7277 PMD_DRV_LOG(DEBUG, "Reading from eeprom is limited to 0xf");
7278 return ELINK_STATUS_ERROR;
7279 }
7280 /* Set the read command byte count */
7281 elink_cl45_write(sc, phy,
7282 MDIO_PMA_DEVAD, MDIO_PMA_REG_SFP_TWO_WIRE_BYTE_CNT,
7283 (byte_cnt | (dev_addr << 8)));
7284
7285 /* Set the read command address */
7286 elink_cl45_write(sc, phy,
7287 MDIO_PMA_DEVAD, MDIO_PMA_REG_SFP_TWO_WIRE_MEM_ADDR,
7288 addr);
7289
7290 /* Activate read command */
7291 elink_cl45_write(sc, phy,
7292 MDIO_PMA_DEVAD, MDIO_PMA_REG_SFP_TWO_WIRE_CTRL,
7293 0x2c0f);
7294
7295 /* Wait up to 500us for command complete status */
7296 for (i = 0; i < 100; i++) {
7297 elink_cl45_read(sc, phy,
7298 MDIO_PMA_DEVAD,
7299 MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val);
7300 if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) ==
7301 MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE)
7302 break;
7303 DELAY(5);
7304 }
7305
7306 if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) !=
7307 MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE) {
7308 PMD_DRV_LOG(DEBUG,
7309 "Got bad status 0x%x when reading from SFP+ EEPROM",
7310 (val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK));
7311 return ELINK_STATUS_ERROR;
7312 }
7313
7314 /* Read the buffer */
7315 for (i = 0; i < byte_cnt; i++) {
7316 elink_cl45_read(sc, phy,
7317 MDIO_PMA_DEVAD,
7318 MDIO_PMA_REG_8726_TWO_WIRE_DATA_BUF + i, &val);
7319 o_buf[i] =
7320 (uint8_t) (val & MDIO_PMA_REG_8726_TWO_WIRE_DATA_MASK);
7321 }
7322
7323 for (i = 0; i < 100; i++) {
7324 elink_cl45_read(sc, phy,
7325 MDIO_PMA_DEVAD,
7326 MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val);
7327 if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) ==
7328 MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_IDLE)
7329 return ELINK_STATUS_OK;
7330 DELAY(1000 * 1);
7331 }
7332 return ELINK_STATUS_ERROR;
7333}
7334
7335static void elink_warpcore_power_module(struct elink_params *params,
7336 uint8_t power)
7337{
7338 uint32_t pin_cfg;
7339 struct bnx2x_softc *sc = params->sc;
7340
7341 pin_cfg = (REG_RD(sc, params->shmem_base +
7342 offsetof(struct shmem_region,
7343 dev_info.port_hw_config[params->port].
7344 e3_sfp_ctrl)) & PORT_HW_CFG_E3_PWR_DIS_MASK)
7345 >> PORT_HW_CFG_E3_PWR_DIS_SHIFT;
7346
7347 if (pin_cfg == PIN_CFG_NA)
7348 return;
7349 PMD_DRV_LOG(DEBUG, "Setting SFP+ module power to %d using pin cfg %d",
7350 power, pin_cfg);
7351 /* Low ==> corresponding SFP+ module is powered
7352 * high ==> the SFP+ module is powered down
7353 */
7354 elink_set_cfg_pin(sc, pin_cfg, power ^ 1);
7355}
7356
7357static elink_status_t elink_warpcore_read_sfp_module_eeprom(__rte_unused struct
7358 elink_phy *phy,
7359 struct elink_params
7360 *params,
7361 uint8_t dev_addr,
7362 uint16_t addr,
7363 uint8_t byte_cnt,
7364 uint8_t * o_buf,
7365 uint8_t is_init)
7366{
7367 elink_status_t rc = ELINK_STATUS_OK;
7368 uint8_t i, j = 0, cnt = 0;
7369 uint32_t data_array[4];
7370 uint16_t addr32;
7371 struct bnx2x_softc *sc = params->sc;
7372
7373 if (byte_cnt > ELINK_SFP_EEPROM_PAGE_SIZE) {
7374 PMD_DRV_LOG(DEBUG,
7375 "Reading from eeprom is limited to 16 bytes");
7376 return ELINK_STATUS_ERROR;
7377 }
7378
7379 /* 4 byte aligned address */
7380 addr32 = addr & (~0x3);
7381 do {
7382 if ((!is_init) && (cnt == I2C_WA_PWR_ITER)) {
7383 elink_warpcore_power_module(params, 0);
7384 /* Note that 100us are not enough here */
7385 DELAY(1000 * 1);
7386 elink_warpcore_power_module(params, 1);
7387 }
7388 rc = elink_bsc_read(params, sc, dev_addr, addr32, 0, byte_cnt,
7389 data_array);
7390 } while ((rc != ELINK_STATUS_OK) && (++cnt < I2C_WA_RETRY_CNT));
7391
7392 if (rc == ELINK_STATUS_OK) {
7393 for (i = (addr - addr32); i < byte_cnt + (addr - addr32); i++) {
7394 o_buf[j] = *((uint8_t *) data_array + i);
7395 j++;
7396 }
7397 }
7398
7399 return rc;
7400}
7401
7402static elink_status_t elink_8727_read_sfp_module_eeprom(struct elink_phy *phy,
7403 struct elink_params
7404 *params,
7405 uint8_t dev_addr,
7406 uint16_t addr,
7407 uint8_t byte_cnt,
7408 uint8_t * o_buf,
7409 __rte_unused uint8_t
7410 is_init)
7411{
7412 struct bnx2x_softc *sc = params->sc;
7413 uint16_t val, i;
7414
7415 if (byte_cnt > ELINK_SFP_EEPROM_PAGE_SIZE) {
7416 PMD_DRV_LOG(DEBUG, "Reading from eeprom is limited to 0xf");
7417 return ELINK_STATUS_ERROR;
7418 }
7419
7420 /* Set 2-wire transfer rate of SFP+ module EEPROM
7421 * to 100Khz since some DACs(direct attached cables) do
7422 * not work at 400Khz.
7423 */
7424 elink_cl45_write(sc, phy,
7425 MDIO_PMA_DEVAD,
7426 MDIO_PMA_REG_8727_TWO_WIRE_SLAVE_ADDR,
7427 ((dev_addr << 8) | 1));
7428
7429 /* Need to read from 1.8000 to clear it */
7430 elink_cl45_read(sc, phy,
7431 MDIO_PMA_DEVAD, MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val);
7432
7433 /* Set the read command byte count */
7434 elink_cl45_write(sc, phy,
7435 MDIO_PMA_DEVAD,
7436 MDIO_PMA_REG_SFP_TWO_WIRE_BYTE_CNT,
7437 ((byte_cnt < 2) ? 2 : byte_cnt));
7438
7439 /* Set the read command address */
7440 elink_cl45_write(sc, phy,
7441 MDIO_PMA_DEVAD,
7442 MDIO_PMA_REG_SFP_TWO_WIRE_MEM_ADDR, addr);
7443 /* Set the destination address */
7444 elink_cl45_write(sc, phy,
7445 MDIO_PMA_DEVAD,
7446 0x8004, MDIO_PMA_REG_8727_TWO_WIRE_DATA_BUF);
7447
7448 /* Activate read command */
7449 elink_cl45_write(sc, phy,
7450 MDIO_PMA_DEVAD,
7451 MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, 0x8002);
7452 /* Wait appropriate time for two-wire command to finish before
7453 * polling the status register
7454 */
7455 DELAY(1000 * 1);
7456
7457 /* Wait up to 500us for command complete status */
7458 for (i = 0; i < 100; i++) {
7459 elink_cl45_read(sc, phy,
7460 MDIO_PMA_DEVAD,
7461 MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val);
7462 if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) ==
7463 MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE)
7464 break;
7465 DELAY(5);
7466 }
7467
7468 if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) !=
7469 MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE) {
7470 PMD_DRV_LOG(DEBUG,
7471 "Got bad status 0x%x when reading from SFP+ EEPROM",
7472 (val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK));
7473 return ELINK_STATUS_TIMEOUT;
7474 }
7475
7476 /* Read the buffer */
7477 for (i = 0; i < byte_cnt; i++) {
7478 elink_cl45_read(sc, phy,
7479 MDIO_PMA_DEVAD,
7480 MDIO_PMA_REG_8727_TWO_WIRE_DATA_BUF + i, &val);
7481 o_buf[i] =
7482 (uint8_t) (val & MDIO_PMA_REG_8727_TWO_WIRE_DATA_MASK);
7483 }
7484
7485 for (i = 0; i < 100; i++) {
7486 elink_cl45_read(sc, phy,
7487 MDIO_PMA_DEVAD,
7488 MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val);
7489 if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) ==
7490 MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_IDLE)
7491 return ELINK_STATUS_OK;
7492 DELAY(1000 * 1);
7493 }
7494
7495 return ELINK_STATUS_ERROR;
7496}
7497
7498static elink_status_t elink_read_sfp_module_eeprom(struct elink_phy *phy,
7499 struct elink_params *params,
7500 uint8_t dev_addr,
7501 uint16_t addr,
7502 uint16_t byte_cnt,
7503 uint8_t * o_buf)
7504{
7505 elink_status_t rc = ELINK_STATUS_OK;
7506 uint8_t xfer_size;
7507 uint8_t *user_data = o_buf;
7508 read_sfp_module_eeprom_func_p read_func;
7509
7510 if ((dev_addr != 0xa0) && (dev_addr != 0xa2)) {
7511 PMD_DRV_LOG(DEBUG, "invalid dev_addr 0x%x", dev_addr);
7512 return ELINK_STATUS_ERROR;
7513 }
7514
7515 switch (phy->type) {
7516 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8726:
7517 read_func = elink_8726_read_sfp_module_eeprom;
7518 break;
7519 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8727:
7520 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8722:
7521 read_func = elink_8727_read_sfp_module_eeprom;
7522 break;
7523 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT:
7524 read_func = elink_warpcore_read_sfp_module_eeprom;
7525 break;
7526 default:
7527 return ELINK_OP_NOT_SUPPORTED;
7528 }
7529
7530 while (!rc && (byte_cnt > 0)) {
7531 xfer_size = (byte_cnt > ELINK_SFP_EEPROM_PAGE_SIZE) ?
7532 ELINK_SFP_EEPROM_PAGE_SIZE : byte_cnt;
7533 rc = read_func(phy, params, dev_addr, addr, xfer_size,
7534 user_data, 0);
7535 byte_cnt -= xfer_size;
7536 user_data += xfer_size;
7537 addr += xfer_size;
7538 }
7539 return rc;
7540}
7541
7542static elink_status_t elink_get_edc_mode(struct elink_phy *phy,
7543 struct elink_params *params,
7544 uint16_t * edc_mode)
7545{
7546 struct bnx2x_softc *sc = params->sc;
7547 uint32_t sync_offset = 0, phy_idx, media_types;
7548 uint8_t gport, val[2], check_limiting_mode = 0;
7549 *edc_mode = ELINK_EDC_MODE_LIMITING;
7550 phy->media_type = ELINK_ETH_PHY_UNSPECIFIED;
7551 /* First check for copper cable */
7552 if (elink_read_sfp_module_eeprom(phy,
7553 params,
7554 ELINK_I2C_DEV_ADDR_A0,
7555 ELINK_SFP_EEPROM_CON_TYPE_ADDR,
7556 2, (uint8_t *) val) != 0) {
7557 PMD_DRV_LOG(DEBUG, "Failed to read from SFP+ module EEPROM");
7558 return ELINK_STATUS_ERROR;
7559 }
7560
7561 switch (val[0]) {
7562 case ELINK_SFP_EEPROM_CON_TYPE_VAL_COPPER:
7563 {
7564 uint8_t copper_module_type;
7565 phy->media_type = ELINK_ETH_PHY_DA_TWINAX;
7566 /* Check if its active cable (includes SFP+ module)
7567 * of passive cable
7568 */
7569 if (elink_read_sfp_module_eeprom(phy,
7570 params,
7571 ELINK_I2C_DEV_ADDR_A0,
7572 ELINK_SFP_EEPROM_FC_TX_TECH_ADDR,
7573 1,
7574 &copper_module_type) !=
7575 0) {
7576 PMD_DRV_LOG(DEBUG,
7577 "Failed to read copper-cable-type"
7578 " from SFP+ EEPROM");
7579 return ELINK_STATUS_ERROR;
7580 }
7581
7582 if (copper_module_type &
7583 ELINK_SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_ACTIVE) {
7584 PMD_DRV_LOG(DEBUG,
7585 "Active Copper cable detected");
7586 if (phy->type ==
7587 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT)
7588 *edc_mode = ELINK_EDC_MODE_ACTIVE_DAC;
7589 else
7590 check_limiting_mode = 1;
7591 } else if (copper_module_type &
7592 ELINK_SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_PASSIVE)
7593 {
7594 PMD_DRV_LOG(DEBUG,
7595 "Passive Copper cable detected");
7596 *edc_mode = ELINK_EDC_MODE_PASSIVE_DAC;
7597 } else {
7598 PMD_DRV_LOG(DEBUG,
7599 "Unknown copper-cable-type 0x%x !!!",
7600 copper_module_type);
7601 return ELINK_STATUS_ERROR;
7602 }
7603 break;
7604 }
7605 case ELINK_SFP_EEPROM_CON_TYPE_VAL_LC:
7606 case ELINK_SFP_EEPROM_CON_TYPE_VAL_RJ45:
7607 check_limiting_mode = 1;
7608 if ((val[1] & (ELINK_SFP_EEPROM_COMP_CODE_SR_MASK |
7609 ELINK_SFP_EEPROM_COMP_CODE_LR_MASK |
7610 ELINK_SFP_EEPROM_COMP_CODE_LRM_MASK)) == 0) {
7611 PMD_DRV_LOG(DEBUG, "1G SFP module detected");
7612 gport = params->port;
7613 phy->media_type = ELINK_ETH_PHY_SFP_1G_FIBER;
7614 if (phy->req_line_speed != ELINK_SPEED_1000) {
7615 phy->req_line_speed = ELINK_SPEED_1000;
7616 if (!CHIP_IS_E1x(sc)) {
7617 gport = SC_PATH(sc) +
7618 (params->port << 1);
7619 }
7620 elink_cb_event_log(sc, ELINK_LOG_ID_NON_10G_MODULE, gport); //"Warning: Link speed was forced to 1000Mbps."
7621 // " Current SFP module in port %d is not"
7622 // " compliant with 10G Ethernet",
7623
7624 }
7625 } else {
7626 int idx, cfg_idx = 0;
7627 PMD_DRV_LOG(DEBUG, "10G Optic module detected");
7628 for (idx = ELINK_INT_PHY; idx < ELINK_MAX_PHYS; idx++) {
7629 if (params->phy[idx].type == phy->type) {
7630 cfg_idx = ELINK_LINK_CONFIG_IDX(idx);
7631 break;
7632 }
7633 }
7634 phy->media_type = ELINK_ETH_PHY_SFPP_10G_FIBER;
7635 phy->req_line_speed = params->req_line_speed[cfg_idx];
7636 }
7637 break;
7638 default:
7639 PMD_DRV_LOG(DEBUG, "Unable to determine module type 0x%x !!!",
7640 val[0]);
7641 return ELINK_STATUS_ERROR;
7642 }
7643 sync_offset = params->shmem_base +
7644 offsetof(struct shmem_region,
7645 dev_info.port_hw_config[params->port].media_type);
7646 media_types = REG_RD(sc, sync_offset);
7647 /* Update media type for non-PMF sync */
7648 for (phy_idx = ELINK_INT_PHY; phy_idx < ELINK_MAX_PHYS; phy_idx++) {
7649 if (&(params->phy[phy_idx]) == phy) {
7650 media_types &= ~(PORT_HW_CFG_MEDIA_TYPE_PHY0_MASK <<
7651 (PORT_HW_CFG_MEDIA_TYPE_PHY1_SHIFT *
7652 phy_idx));
7653 media_types |=
7654 ((phy->
7655 media_type & PORT_HW_CFG_MEDIA_TYPE_PHY0_MASK) <<
7656 (PORT_HW_CFG_MEDIA_TYPE_PHY1_SHIFT * phy_idx));
7657 break;
7658 }
7659 }
7660 REG_WR(sc, sync_offset, media_types);
7661 if (check_limiting_mode) {
7662 uint8_t options[ELINK_SFP_EEPROM_OPTIONS_SIZE];
7663 if (elink_read_sfp_module_eeprom(phy,
7664 params,
7665 ELINK_I2C_DEV_ADDR_A0,
7666 ELINK_SFP_EEPROM_OPTIONS_ADDR,
7667 ELINK_SFP_EEPROM_OPTIONS_SIZE,
7668 options) != 0) {
7669 PMD_DRV_LOG(DEBUG,
7670 "Failed to read Option field from module EEPROM");
7671 return ELINK_STATUS_ERROR;
7672 }
7673 if ((options[0] & ELINK_SFP_EEPROM_OPTIONS_LINEAR_RX_OUT_MASK))
7674 *edc_mode = ELINK_EDC_MODE_LINEAR;
7675 else
7676 *edc_mode = ELINK_EDC_MODE_LIMITING;
7677 }
7678 PMD_DRV_LOG(DEBUG, "EDC mode is set to 0x%x", *edc_mode);
7679 return ELINK_STATUS_OK;
7680}
7681
7682/* This function read the relevant field from the module (SFP+), and verify it
7683 * is compliant with this board
7684 */
7685static elink_status_t elink_verify_sfp_module(struct elink_phy *phy,
7686 struct elink_params *params)
7687{
7688 struct bnx2x_softc *sc = params->sc;
7689 uint32_t val, cmd;
7690 uint32_t fw_resp, fw_cmd_param;
7691 char vendor_name[ELINK_SFP_EEPROM_VENDOR_NAME_SIZE + 1];
7692 char vendor_pn[ELINK_SFP_EEPROM_PART_NO_SIZE + 1];
7693 phy->flags &= ~ELINK_FLAGS_SFP_NOT_APPROVED;
7694 val = REG_RD(sc, params->shmem_base +
7695 offsetof(struct shmem_region,
7696 dev_info.port_feature_config[params->port].
7697 config));
7698 if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) ==
7699 PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_NO_ENFORCEMENT) {
7700 PMD_DRV_LOG(DEBUG, "NOT enforcing module verification");
7701 return ELINK_STATUS_OK;
7702 }
7703
7704 if (params->feature_config_flags &
7705 ELINK_FEATURE_CONFIG_BC_SUPPORTS_DUAL_PHY_OPT_MDL_VRFY) {
7706 /* Use specific phy request */
7707 cmd = DRV_MSG_CODE_VRFY_SPECIFIC_PHY_OPT_MDL;
7708 } else if (params->feature_config_flags &
7709 ELINK_FEATURE_CONFIG_BC_SUPPORTS_OPT_MDL_VRFY) {
7710 /* Use first phy request only in case of non-dual media */
7711 if (ELINK_DUAL_MEDIA(params)) {
7712 PMD_DRV_LOG(DEBUG,
7713 "FW does not support OPT MDL verification");
7714 return ELINK_STATUS_ERROR;
7715 }
7716 cmd = DRV_MSG_CODE_VRFY_FIRST_PHY_OPT_MDL;
7717 } else {
7718 /* No support in OPT MDL detection */
7719 PMD_DRV_LOG(DEBUG, "FW does not support OPT MDL verification");
7720 return ELINK_STATUS_ERROR;
7721 }
7722
7723 fw_cmd_param = ELINK_FW_PARAM_SET(phy->addr, phy->type, phy->mdio_ctrl);
7724 fw_resp = elink_cb_fw_command(sc, cmd, fw_cmd_param);
7725 if (fw_resp == FW_MSG_CODE_VRFY_OPT_MDL_SUCCESS) {
7726 PMD_DRV_LOG(DEBUG, "Approved module");
7727 return ELINK_STATUS_OK;
7728 }
7729
7730 /* Format the warning message */
7731 if (elink_read_sfp_module_eeprom(phy,
7732 params,
7733 ELINK_I2C_DEV_ADDR_A0,
7734 ELINK_SFP_EEPROM_VENDOR_NAME_ADDR,
7735 ELINK_SFP_EEPROM_VENDOR_NAME_SIZE,
7736 (uint8_t *) vendor_name))
7737 vendor_name[0] = '\0';
7738 else
7739 vendor_name[ELINK_SFP_EEPROM_VENDOR_NAME_SIZE] = '\0';
7740 if (elink_read_sfp_module_eeprom(phy,
7741 params,
7742 ELINK_I2C_DEV_ADDR_A0,
7743 ELINK_SFP_EEPROM_PART_NO_ADDR,
7744 ELINK_SFP_EEPROM_PART_NO_SIZE,
7745 (uint8_t *) vendor_pn))
7746 vendor_pn[0] = '\0';
7747 else
7748 vendor_pn[ELINK_SFP_EEPROM_PART_NO_SIZE] = '\0';
7749
7750 elink_cb_event_log(sc, ELINK_LOG_ID_UNQUAL_IO_MODULE, params->port, vendor_name, vendor_pn); // "Warning: Unqualified SFP+ module detected,"
7751 // " Port %d from %s part number %s",
7752
7753 if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) !=
7754 PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_WARNING_MSG)
7755 phy->flags |= ELINK_FLAGS_SFP_NOT_APPROVED;
7756 return ELINK_STATUS_ERROR;
7757}
7758
7759static elink_status_t elink_wait_for_sfp_module_initialized(struct elink_phy
7760 *phy,
7761 struct elink_params
7762 *params)
7763{
7764 uint8_t val;
7765 elink_status_t rc;
7766 uint16_t timeout;
7767 /* Initialization time after hot-plug may take up to 300ms for
7768 * some phys type ( e.g. JDSU )
7769 */
7770
7771 for (timeout = 0; timeout < 60; timeout++) {
7772 if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT)
7773 rc = elink_warpcore_read_sfp_module_eeprom(phy, params,
7774 ELINK_I2C_DEV_ADDR_A0,
7775 1, 1, &val,
7776 1);
7777 else
7778 rc = elink_read_sfp_module_eeprom(phy, params,
7779 ELINK_I2C_DEV_ADDR_A0,
7780 1, 1, &val);
7781 if (rc == 0) {
7782 PMD_DRV_LOG(DEBUG,
7783 "SFP+ module initialization took %d ms",
7784 timeout * 5);
7785 return ELINK_STATUS_OK;
7786 }
7787 DELAY(1000 * 5);
7788 }
7789 rc = elink_read_sfp_module_eeprom(phy, params, ELINK_I2C_DEV_ADDR_A0,
7790 1, 1, &val);
7791 return rc;
7792}
7793
7794static void elink_8727_power_module(struct bnx2x_softc *sc,
7795 struct elink_phy *phy, uint8_t is_power_up)
7796{
7797 /* Make sure GPIOs are not using for LED mode */
7798 uint16_t val;
7799 /* In the GPIO register, bit 4 is use to determine if the GPIOs are
7800 * operating as INPUT or as OUTPUT. Bit 1 is for input, and 0 for
7801 * output
7802 * Bits 0-1 determine the GPIOs value for OUTPUT in case bit 4 val is 0
7803 * Bits 8-9 determine the GPIOs value for INPUT in case bit 4 val is 1
7804 * where the 1st bit is the over-current(only input), and 2nd bit is
7805 * for power( only output )
7806 *
7807 * In case of NOC feature is disabled and power is up, set GPIO control
7808 * as input to enable listening of over-current indication
7809 */
7810 if (phy->flags & ELINK_FLAGS_NOC)
7811 return;
7812 if (is_power_up)
7813 val = (1 << 4);
7814 else
7815 /* Set GPIO control to OUTPUT, and set the power bit
7816 * to according to the is_power_up
7817 */
7818 val = (1 << 1);
7819
7820 elink_cl45_write(sc, phy,
7821 MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_GPIO_CTRL, val);
7822}
7823
7824static elink_status_t elink_8726_set_limiting_mode(struct bnx2x_softc *sc,
7825 struct elink_phy *phy,
7826 uint16_t edc_mode)
7827{
7828 uint16_t cur_limiting_mode;
7829
7830 elink_cl45_read(sc, phy,
7831 MDIO_PMA_DEVAD,
7832 MDIO_PMA_REG_ROM_VER2, &cur_limiting_mode);
7833 PMD_DRV_LOG(DEBUG, "Current Limiting mode is 0x%x", cur_limiting_mode);
7834
7835 if (edc_mode == ELINK_EDC_MODE_LIMITING) {
7836 PMD_DRV_LOG(DEBUG, "Setting LIMITING MODE");
7837 elink_cl45_write(sc, phy,
7838 MDIO_PMA_DEVAD,
7839 MDIO_PMA_REG_ROM_VER2,
7840 ELINK_EDC_MODE_LIMITING);
7841 } else { /* LRM mode ( default ) */
7842
7843 PMD_DRV_LOG(DEBUG, "Setting LRM MODE");
7844
7845 /* Changing to LRM mode takes quite few seconds. So do it only
7846 * if current mode is limiting (default is LRM)
7847 */
7848 if (cur_limiting_mode != ELINK_EDC_MODE_LIMITING)
7849 return ELINK_STATUS_OK;
7850
7851 elink_cl45_write(sc, phy,
7852 MDIO_PMA_DEVAD, MDIO_PMA_REG_LRM_MODE, 0);
7853 elink_cl45_write(sc, phy,
7854 MDIO_PMA_DEVAD, MDIO_PMA_REG_ROM_VER2, 0x128);
7855 elink_cl45_write(sc, phy,
7856 MDIO_PMA_DEVAD,
7857 MDIO_PMA_REG_MISC_CTRL0, 0x4008);
7858 elink_cl45_write(sc, phy,
7859 MDIO_PMA_DEVAD, MDIO_PMA_REG_LRM_MODE, 0xaaaa);
7860 }
7861 return ELINK_STATUS_OK;
7862}
7863
7864static elink_status_t elink_8727_set_limiting_mode(struct bnx2x_softc *sc,
7865 struct elink_phy *phy,
7866 uint16_t edc_mode)
7867{
7868 uint16_t phy_identifier;
7869 uint16_t rom_ver2_val;
7870 elink_cl45_read(sc, phy,
7871 MDIO_PMA_DEVAD,
7872 MDIO_PMA_REG_PHY_IDENTIFIER, &phy_identifier);
7873
7874 elink_cl45_write(sc, phy,
7875 MDIO_PMA_DEVAD,
7876 MDIO_PMA_REG_PHY_IDENTIFIER,
7877 (phy_identifier & ~(1 << 9)));
7878
7879 elink_cl45_read(sc, phy,
7880 MDIO_PMA_DEVAD, MDIO_PMA_REG_ROM_VER2, &rom_ver2_val);
7881 /* Keep the MSB 8-bits, and set the LSB 8-bits with the edc_mode */
7882 elink_cl45_write(sc, phy,
7883 MDIO_PMA_DEVAD,
7884 MDIO_PMA_REG_ROM_VER2,
7885 (rom_ver2_val & 0xff00) | (edc_mode & 0x00ff));
7886
7887 elink_cl45_write(sc, phy,
7888 MDIO_PMA_DEVAD,
7889 MDIO_PMA_REG_PHY_IDENTIFIER,
7890 (phy_identifier | (1 << 9)));
7891
7892 return ELINK_STATUS_OK;
7893}
7894
7895static void elink_8727_specific_func(struct elink_phy *phy,
7896 struct elink_params *params,
7897 uint32_t action)
7898{
7899 struct bnx2x_softc *sc = params->sc;
7900 uint16_t val;
7901 switch (action) {
7902 case ELINK_DISABLE_TX:
7903 elink_sfp_set_transmitter(params, phy, 0);
7904 break;
7905 case ELINK_ENABLE_TX:
7906 if (!(phy->flags & ELINK_FLAGS_SFP_NOT_APPROVED))
7907 elink_sfp_set_transmitter(params, phy, 1);
7908 break;
7909 case ELINK_PHY_INIT:
7910 elink_cl45_write(sc, phy,
7911 MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXCTRL,
7912 (1 << 2) | (1 << 5));
7913 elink_cl45_write(sc, phy,
7914 MDIO_PMA_DEVAD, MDIO_PMA_LASI_TXCTRL, 0);
7915 elink_cl45_write(sc, phy,
7916 MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 0x0006);
7917 /* Make MOD_ABS give interrupt on change */
7918 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD,
7919 MDIO_PMA_REG_8727_PCS_OPT_CTRL, &val);
7920 val |= (1 << 12);
7921 if (phy->flags & ELINK_FLAGS_NOC)
7922 val |= (3 << 5);
7923 /* Set 8727 GPIOs to input to allow reading from the 8727 GPIO0
7924 * status which reflect SFP+ module over-current
7925 */
7926 if (!(phy->flags & ELINK_FLAGS_NOC))
7927 val &= 0xff8f; /* Reset bits 4-6 */
7928 elink_cl45_write(sc, phy,
7929 MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_PCS_OPT_CTRL,
7930 val);
7931 break;
7932 default:
7933 PMD_DRV_LOG(DEBUG, "Function 0x%x not supported by 8727",
7934 action);
7935 return;
7936 }
7937}
7938
7939static void elink_set_e1e2_module_fault_led(struct elink_params *params,
7940 uint8_t gpio_mode)
7941{
7942 struct bnx2x_softc *sc = params->sc;
7943
7944 uint32_t fault_led_gpio = REG_RD(sc, params->shmem_base +
7945 offsetof(struct shmem_region,
7946 dev_info.
7947 port_hw_config[params->port].
7948 sfp_ctrl)) &
7949 PORT_HW_CFG_FAULT_MODULE_LED_MASK;
7950 switch (fault_led_gpio) {
7951 case PORT_HW_CFG_FAULT_MODULE_LED_DISABLED:
7952 return;
7953 case PORT_HW_CFG_FAULT_MODULE_LED_GPIO0:
7954 case PORT_HW_CFG_FAULT_MODULE_LED_GPIO1:
7955 case PORT_HW_CFG_FAULT_MODULE_LED_GPIO2:
7956 case PORT_HW_CFG_FAULT_MODULE_LED_GPIO3:
7957 {
7958 uint8_t gpio_port = elink_get_gpio_port(params);
7959 uint16_t gpio_pin = fault_led_gpio -
7960 PORT_HW_CFG_FAULT_MODULE_LED_GPIO0;
7961 PMD_DRV_LOG(DEBUG, "Set fault module-detected led "
7962 "pin %x port %x mode %x",
7963 gpio_pin, gpio_port, gpio_mode);
7964 elink_cb_gpio_write(sc, gpio_pin, gpio_mode, gpio_port);
7965 }
7966 break;
7967 default:
7968 PMD_DRV_LOG(DEBUG, "Error: Invalid fault led mode 0x%x",
7969 fault_led_gpio);
7970 }
7971}
7972
7973static void elink_set_e3_module_fault_led(struct elink_params *params,
7974 uint8_t gpio_mode)
7975{
7976 uint32_t pin_cfg;
7977 uint8_t port = params->port;
7978 struct bnx2x_softc *sc = params->sc;
7979 pin_cfg = (REG_RD(sc, params->shmem_base +
7980 offsetof(struct shmem_region,
7981 dev_info.port_hw_config[port].e3_sfp_ctrl)) &
7982 PORT_HW_CFG_E3_FAULT_MDL_LED_MASK) >>
7983 PORT_HW_CFG_E3_FAULT_MDL_LED_SHIFT;
7984 PMD_DRV_LOG(DEBUG, "Setting Fault LED to %d using pin cfg %d",
7985 gpio_mode, pin_cfg);
7986 elink_set_cfg_pin(sc, pin_cfg, gpio_mode);
7987}
7988
7989static void elink_set_sfp_module_fault_led(struct elink_params *params,
7990 uint8_t gpio_mode)
7991{
7992 struct bnx2x_softc *sc = params->sc;
7993 PMD_DRV_LOG(DEBUG, "Setting SFP+ module fault LED to %d", gpio_mode);
7994 if (CHIP_IS_E3(sc)) {
7995 /* Low ==> if SFP+ module is supported otherwise
7996 * High ==> if SFP+ module is not on the approved vendor list
7997 */
7998 elink_set_e3_module_fault_led(params, gpio_mode);
7999 } else
8000 elink_set_e1e2_module_fault_led(params, gpio_mode);
8001}
8002
8003static void elink_warpcore_hw_reset(__rte_unused struct elink_phy *phy,
8004 struct elink_params *params)
8005{
8006 struct bnx2x_softc *sc = params->sc;
8007 elink_warpcore_power_module(params, 0);
8008 /* Put Warpcore in low power mode */
8009 REG_WR(sc, MISC_REG_WC0_RESET, 0x0c0e);
8010
8011 /* Put LCPLL in low power mode */
8012 REG_WR(sc, MISC_REG_LCPLL_E40_PWRDWN, 1);
8013 REG_WR(sc, MISC_REG_LCPLL_E40_RESETB_ANA, 0);
8014 REG_WR(sc, MISC_REG_LCPLL_E40_RESETB_DIG, 0);
8015}
8016
8017static void elink_power_sfp_module(struct elink_params *params,
8018 struct elink_phy *phy, uint8_t power)
8019{
8020 PMD_DRV_LOG(DEBUG, "Setting SFP+ power to %x", power);
8021
8022 switch (phy->type) {
8023 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8727:
8024 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8722:
8025 elink_8727_power_module(params->sc, phy, power);
8026 break;
8027 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT:
8028 elink_warpcore_power_module(params, power);
8029 break;
8030 default:
8031 break;
8032 }
8033}
8034
8035static void elink_warpcore_set_limiting_mode(struct elink_params *params,
8036 struct elink_phy *phy,
8037 uint16_t edc_mode)
8038{
8039 uint16_t val = 0;
8040 uint16_t mode = MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_DEFAULT;
8041 struct bnx2x_softc *sc = params->sc;
8042
8043 uint8_t lane = elink_get_warpcore_lane(params);
8044 /* This is a global register which controls all lanes */
8045 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
8046 MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE, &val);
8047 val &= ~(0xf << (lane << 2));
8048
8049 switch (edc_mode) {
8050 case ELINK_EDC_MODE_LINEAR:
8051 case ELINK_EDC_MODE_LIMITING:
8052 mode = MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_DEFAULT;
8053 break;
8054 case ELINK_EDC_MODE_PASSIVE_DAC:
8055 case ELINK_EDC_MODE_ACTIVE_DAC:
8056 mode = MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_SFP_DAC;
8057 break;
8058 default:
8059 break;
8060 }
8061
8062 val |= (mode << (lane << 2));
8063 elink_cl45_write(sc, phy, MDIO_WC_DEVAD,
8064 MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE, val);
8065 /* A must read */
8066 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
8067 MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE, &val);
8068
8069 /* Restart microcode to re-read the new mode */
8070 elink_warpcore_reset_lane(sc, phy, 1);
8071 elink_warpcore_reset_lane(sc, phy, 0);
8072
8073}
8074
8075static void elink_set_limiting_mode(struct elink_params *params,
8076 struct elink_phy *phy, uint16_t edc_mode)
8077{
8078 switch (phy->type) {
8079 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8726:
8080 elink_8726_set_limiting_mode(params->sc, phy, edc_mode);
8081 break;
8082 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8727:
8083 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8722:
8084 elink_8727_set_limiting_mode(params->sc, phy, edc_mode);
8085 break;
8086 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT:
8087 elink_warpcore_set_limiting_mode(params, phy, edc_mode);
8088 break;
8089 }
8090}
8091
8092static elink_status_t elink_sfp_module_detection(struct elink_phy *phy,
8093 struct elink_params *params)
8094{
8095 struct bnx2x_softc *sc = params->sc;
8096 uint16_t edc_mode;
8097 elink_status_t rc = ELINK_STATUS_OK;
8098
8099 uint32_t val = REG_RD(sc, params->shmem_base +
8100 offsetof(struct shmem_region,
8101 dev_info.port_feature_config[params->
8102 port].
8103 config));
8104 /* Enabled transmitter by default */
8105 elink_sfp_set_transmitter(params, phy, 1);
8106 PMD_DRV_LOG(DEBUG, "SFP+ module plugged in/out detected on port %d",
8107 params->port);
8108 /* Power up module */
8109 elink_power_sfp_module(params, phy, 1);
8110 if (elink_get_edc_mode(phy, params, &edc_mode) != 0) {
8111 PMD_DRV_LOG(DEBUG, "Failed to get valid module type");
8112 return ELINK_STATUS_ERROR;
8113 } else if (elink_verify_sfp_module(phy, params) != 0) {
8114 /* Check SFP+ module compatibility */
8115 PMD_DRV_LOG(DEBUG, "Module verification failed!!");
8116 rc = ELINK_STATUS_ERROR;
8117 /* Turn on fault module-detected led */
8118 elink_set_sfp_module_fault_led(params,
8119 MISC_REGISTERS_GPIO_HIGH);
8120
8121 /* Check if need to power down the SFP+ module */
8122 if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) ==
8123 PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_POWER_DOWN) {
8124 PMD_DRV_LOG(DEBUG, "Shutdown SFP+ module!!");
8125 elink_power_sfp_module(params, phy, 0);
8126 return rc;
8127 }
8128 } else {
8129 /* Turn off fault module-detected led */
8130 elink_set_sfp_module_fault_led(params, MISC_REGISTERS_GPIO_LOW);
8131 }
8132
8133 /* Check and set limiting mode / LRM mode on 8726. On 8727 it
8134 * is done automatically
8135 */
8136 elink_set_limiting_mode(params, phy, edc_mode);
8137
8138 /* Disable transmit for this module if the module is not approved, and
8139 * laser needs to be disabled.
8140 */
8141 if ((rc != 0) &&
8142 ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) ==
8143 PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_DISABLE_TX_LASER))
8144 elink_sfp_set_transmitter(params, phy, 0);
8145
8146 return rc;
8147}
8148
8149void elink_handle_module_detect_int(struct elink_params *params)
8150{
8151 struct bnx2x_softc *sc = params->sc;
8152 struct elink_phy *phy;
8153 uint32_t gpio_val;
8154 uint8_t gpio_num, gpio_port;
8155 if (CHIP_IS_E3(sc)) {
8156 phy = &params->phy[ELINK_INT_PHY];
8157 /* Always enable TX laser,will be disabled in case of fault */
8158 elink_sfp_set_transmitter(params, phy, 1);
8159 } else {
8160 phy = &params->phy[ELINK_EXT_PHY1];
8161 }
8162 if (elink_get_mod_abs_int_cfg(sc, params->shmem_base,
8163 params->port, &gpio_num, &gpio_port) ==
8164 ELINK_STATUS_ERROR) {
8165 PMD_DRV_LOG(DEBUG, "Failed to get MOD_ABS interrupt config");
8166 return;
8167 }
8168
8169 /* Set valid module led off */
8170 elink_set_sfp_module_fault_led(params, MISC_REGISTERS_GPIO_HIGH);
8171
8172 /* Get current gpio val reflecting module plugged in / out */
8173 gpio_val = elink_cb_gpio_read(sc, gpio_num, gpio_port);
8174
8175 /* Call the handling function in case module is detected */
8176 if (gpio_val == 0) {
8177 elink_set_mdio_emac_per_phy(sc, params);
8178 elink_set_aer_mmd(params, phy);
8179
8180 elink_power_sfp_module(params, phy, 1);
8181 elink_cb_gpio_int_write(sc, gpio_num,
8182 MISC_REGISTERS_GPIO_INT_OUTPUT_CLR,
8183 gpio_port);
8184 if (elink_wait_for_sfp_module_initialized(phy, params) == 0) {
8185 elink_sfp_module_detection(phy, params);
8186 if (CHIP_IS_E3(sc)) {
8187 uint16_t rx_tx_in_reset;
8188 /* In case WC is out of reset, reconfigure the
8189 * link speed while taking into account 1G
8190 * module limitation.
8191 */
8192 elink_cl45_read(sc, phy,
8193 MDIO_WC_DEVAD,
8194 MDIO_WC_REG_DIGITAL5_MISC6,
8195 &rx_tx_in_reset);
8196 if ((!rx_tx_in_reset) &&
8197 (params->link_flags &
8198 ELINK_PHY_INITIALIZED)) {
8199 elink_warpcore_reset_lane(sc, phy, 1);
8200 elink_warpcore_config_sfi(phy, params);
8201 elink_warpcore_reset_lane(sc, phy, 0);
8202 }
8203 }
8204 } else {
8205 PMD_DRV_LOG(DEBUG, "SFP+ module is not initialized");
8206 }
8207 } else {
8208 elink_cb_gpio_int_write(sc, gpio_num,
8209 MISC_REGISTERS_GPIO_INT_OUTPUT_SET,
8210 gpio_port);
8211 /* Module was plugged out.
8212 * Disable transmit for this module
8213 */
8214 phy->media_type = ELINK_ETH_PHY_NOT_PRESENT;
8215 }
8216}
8217
8218/******************************************************************/
8219/* Used by 8706 and 8727 */
8220/******************************************************************/
8221static void elink_sfp_mask_fault(struct bnx2x_softc *sc,
8222 struct elink_phy *phy,
8223 uint16_t alarm_status_offset,
8224 uint16_t alarm_ctrl_offset)
8225{
8226 uint16_t alarm_status, val;
8227 elink_cl45_read(sc, phy,
8228 MDIO_PMA_DEVAD, alarm_status_offset, &alarm_status);
8229 elink_cl45_read(sc, phy,
8230 MDIO_PMA_DEVAD, alarm_status_offset, &alarm_status);
8231 /* Mask or enable the fault event. */
8232 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, alarm_ctrl_offset, &val);
8233 if (alarm_status & (1 << 0))
8234 val &= ~(1 << 0);
8235 else
8236 val |= (1 << 0);
8237 elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, alarm_ctrl_offset, val);
8238}
8239
8240/******************************************************************/
8241/* common BNX2X8706/BNX2X8726 PHY SECTION */
8242/******************************************************************/
8243static uint8_t elink_8706_8726_read_status(struct elink_phy *phy,
8244 struct elink_params *params,
8245 struct elink_vars *vars)
8246{
8247 uint8_t link_up = 0;
8248 uint16_t val1, val2, rx_sd, pcs_status;
8249 struct bnx2x_softc *sc = params->sc;
8250 PMD_DRV_LOG(DEBUG, "XGXS 8706/8726");
8251 /* Clear RX Alarm */
8252 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXSTAT, &val2);
8253
8254 elink_sfp_mask_fault(sc, phy, MDIO_PMA_LASI_TXSTAT,
8255 MDIO_PMA_LASI_TXCTRL);
8256
8257 /* Clear LASI indication */
8258 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_STAT, &val1);
8259 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_STAT, &val2);
8260 PMD_DRV_LOG(DEBUG, "8706/8726 LASI status 0x%x--> 0x%x", val1, val2);
8261
8262 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_SD, &rx_sd);
8263 elink_cl45_read(sc, phy,
8264 MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &pcs_status);
8265 elink_cl45_read(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &val2);
8266 elink_cl45_read(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &val2);
8267
8268 PMD_DRV_LOG(DEBUG, "8706/8726 rx_sd 0x%x pcs_status 0x%x 1Gbps"
8269 " link_status 0x%x", rx_sd, pcs_status, val2);
8270 /* Link is up if both bit 0 of pmd_rx_sd and bit 0 of pcs_status
8271 * are set, or if the autoneg bit 1 is set
8272 */
8273 link_up = ((rx_sd & pcs_status & 0x1) || (val2 & (1 << 1)));
8274 if (link_up) {
8275 if (val2 & (1 << 1))
8276 vars->line_speed = ELINK_SPEED_1000;
8277 else
8278 vars->line_speed = ELINK_SPEED_10000;
8279 elink_ext_phy_resolve_fc(phy, params, vars);
8280 vars->duplex = DUPLEX_FULL;
8281 }
8282
8283 /* Capture 10G link fault. Read twice to clear stale value. */
8284 if (vars->line_speed == ELINK_SPEED_10000) {
8285 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD,
8286 MDIO_PMA_LASI_TXSTAT, &val1);
8287 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD,
8288 MDIO_PMA_LASI_TXSTAT, &val1);
8289 if (val1 & (1 << 0))
8290 vars->fault_detected = 1;
8291 }
8292
8293 return link_up;
8294}
8295
8296/******************************************************************/
8297/* BNX2X8706 PHY SECTION */
8298/******************************************************************/
8299static uint8_t elink_8706_config_init(struct elink_phy *phy,
8300 struct elink_params *params,
8301 __rte_unused struct elink_vars *vars)
8302{
8303 uint32_t tx_en_mode;
8304 uint16_t cnt, val, tmp1;
8305 struct bnx2x_softc *sc = params->sc;
8306
8307 elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_2,
8308 MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port);
8309 /* HW reset */
8310 elink_ext_phy_hw_reset(sc, params->port);
8311 elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0xa040);
8312 elink_wait_reset_complete(sc, phy, params);
8313
8314 /* Wait until fw is loaded */
8315 for (cnt = 0; cnt < 100; cnt++) {
8316 elink_cl45_read(sc, phy,
8317 MDIO_PMA_DEVAD, MDIO_PMA_REG_ROM_VER1, &val);
8318 if (val)
8319 break;
8320 DELAY(1000 * 10);
8321 }
8322 PMD_DRV_LOG(DEBUG, "XGXS 8706 is initialized after %d ms", cnt);
8323 if ((params->feature_config_flags &
8324 ELINK_FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) {
8325 uint8_t i;
8326 uint16_t reg;
8327 for (i = 0; i < 4; i++) {
8328 reg = MDIO_XS_8706_REG_BANK_RX0 +
8329 i * (MDIO_XS_8706_REG_BANK_RX1 -
8330 MDIO_XS_8706_REG_BANK_RX0);
8331 elink_cl45_read(sc, phy, MDIO_XS_DEVAD, reg, &val);
8332 /* Clear first 3 bits of the control */
8333 val &= ~0x7;
8334 /* Set control bits according to configuration */
8335 val |= (phy->rx_preemphasis[i] & 0x7);
8336 PMD_DRV_LOG(DEBUG, "Setting RX Equalizer to BNX2X8706"
8337 " reg 0x%x <-- val 0x%x", reg, val);
8338 elink_cl45_write(sc, phy, MDIO_XS_DEVAD, reg, val);
8339 }
8340 }
8341 /* Force speed */
8342 if (phy->req_line_speed == ELINK_SPEED_10000) {
8343 PMD_DRV_LOG(DEBUG, "XGXS 8706 force 10Gbps");
8344
8345 elink_cl45_write(sc, phy,
8346 MDIO_PMA_DEVAD,
8347 MDIO_PMA_REG_DIGITAL_CTRL, 0x400);
8348 elink_cl45_write(sc, phy,
8349 MDIO_PMA_DEVAD, MDIO_PMA_LASI_TXCTRL, 0);
8350 /* Arm LASI for link and Tx fault. */
8351 elink_cl45_write(sc, phy,
8352 MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 3);
8353 } else {
8354 /* Force 1Gbps using autoneg with 1G advertisement */
8355
8356 /* Allow CL37 through CL73 */
8357 PMD_DRV_LOG(DEBUG, "XGXS 8706 AutoNeg");
8358 elink_cl45_write(sc, phy,
8359 MDIO_AN_DEVAD, MDIO_AN_REG_CL37_CL73, 0x040c);
8360
8361 /* Enable Full-Duplex advertisement on CL37 */
8362 elink_cl45_write(sc, phy,
8363 MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LP, 0x0020);
8364 /* Enable CL37 AN */
8365 elink_cl45_write(sc, phy,
8366 MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1000);
8367 /* 1G support */
8368 elink_cl45_write(sc, phy,
8369 MDIO_AN_DEVAD, MDIO_AN_REG_ADV, (1 << 5));
8370
8371 /* Enable clause 73 AN */
8372 elink_cl45_write(sc, phy,
8373 MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x1200);
8374 elink_cl45_write(sc, phy,
8375 MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXCTRL, 0x0400);
8376 elink_cl45_write(sc, phy,
8377 MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 0x0004);
8378 }
8379 elink_save_bnx2x_spirom_ver(sc, phy, params->port);
8380
8381 /* If TX Laser is controlled by GPIO_0, do not let PHY go into low
8382 * power mode, if TX Laser is disabled
8383 */
8384
8385 tx_en_mode = REG_RD(sc, params->shmem_base +
8386 offsetof(struct shmem_region,
8387 dev_info.port_hw_config[params->port].
8388 sfp_ctrl))
8389 & PORT_HW_CFG_TX_LASER_MASK;
8390
8391 if (tx_en_mode == PORT_HW_CFG_TX_LASER_GPIO0) {
8392 PMD_DRV_LOG(DEBUG, "Enabling TXONOFF_PWRDN_DIS");
8393 elink_cl45_read(sc, phy,
8394 MDIO_PMA_DEVAD, MDIO_PMA_REG_DIGITAL_CTRL,
8395 &tmp1);
8396 tmp1 |= 0x1;
8397 elink_cl45_write(sc, phy,
8398 MDIO_PMA_DEVAD, MDIO_PMA_REG_DIGITAL_CTRL,
8399 tmp1);
8400 }
8401
8402 return ELINK_STATUS_OK;
8403}
8404
8405static elink_status_t elink_8706_read_status(struct elink_phy *phy,
8406 struct elink_params *params,
8407 struct elink_vars *vars)
8408{
8409 return elink_8706_8726_read_status(phy, params, vars);
8410}
8411
8412/******************************************************************/
8413/* BNX2X8726 PHY SECTION */
8414/******************************************************************/
8415static void elink_8726_config_loopback(struct elink_phy *phy,
8416 struct elink_params *params)
8417{
8418 struct bnx2x_softc *sc = params->sc;
8419 PMD_DRV_LOG(DEBUG, "PMA/PMD ext_phy_loopback: 8726");
8420 elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x0001);
8421}
8422
8423static void elink_8726_external_rom_boot(struct elink_phy *phy,
8424 struct elink_params *params)
8425{
8426 struct bnx2x_softc *sc = params->sc;
8427 /* Need to wait 100ms after reset */
8428 DELAY(1000 * 100);
8429
8430 /* Micro controller re-boot */
8431 elink_cl45_write(sc, phy,
8432 MDIO_PMA_DEVAD, MDIO_PMA_REG_GEN_CTRL, 0x018B);
8433
8434 /* Set soft reset */
8435 elink_cl45_write(sc, phy,
8436 MDIO_PMA_DEVAD,
8437 MDIO_PMA_REG_GEN_CTRL,
8438 MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET);
8439
8440 elink_cl45_write(sc, phy,
8441 MDIO_PMA_DEVAD, MDIO_PMA_REG_MISC_CTRL1, 0x0001);
8442
8443 elink_cl45_write(sc, phy,
8444 MDIO_PMA_DEVAD,
8445 MDIO_PMA_REG_GEN_CTRL,
8446 MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP);
8447
8448 /* Wait for 150ms for microcode load */
8449 DELAY(1000 * 150);
8450
8451 /* Disable serial boot control, tristates pins SS_N, SCK, MOSI, MISO */
8452 elink_cl45_write(sc, phy,
8453 MDIO_PMA_DEVAD, MDIO_PMA_REG_MISC_CTRL1, 0x0000);
8454
8455 DELAY(1000 * 200);
8456 elink_save_bnx2x_spirom_ver(sc, phy, params->port);
8457}
8458
8459static uint8_t elink_8726_read_status(struct elink_phy *phy,
8460 struct elink_params *params,
8461 struct elink_vars *vars)
8462{
8463 struct bnx2x_softc *sc = params->sc;
8464 uint16_t val1;
8465 uint8_t link_up = elink_8706_8726_read_status(phy, params, vars);
8466 if (link_up) {
8467 elink_cl45_read(sc, phy,
8468 MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER,
8469 &val1);
8470 if (val1 & (1 << 15)) {
8471 PMD_DRV_LOG(DEBUG, "Tx is disabled");
8472 link_up = 0;
8473 vars->line_speed = 0;
8474 }
8475 }
8476 return link_up;
8477}
8478
8479static elink_status_t elink_8726_config_init(struct elink_phy *phy,
8480 struct elink_params *params,
8481 struct elink_vars *vars)
8482{
8483 struct bnx2x_softc *sc = params->sc;
8484 PMD_DRV_LOG(DEBUG, "Initializing BNX2X8726");
8485
8486 elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 1 << 15);
8487 elink_wait_reset_complete(sc, phy, params);
8488
8489 elink_8726_external_rom_boot(phy, params);
8490
8491 /* Need to call module detected on initialization since the module
8492 * detection triggered by actual module insertion might occur before
8493 * driver is loaded, and when driver is loaded, it reset all
8494 * registers, including the transmitter
8495 */
8496 elink_sfp_module_detection(phy, params);
8497
8498 if (phy->req_line_speed == ELINK_SPEED_1000) {
8499 PMD_DRV_LOG(DEBUG, "Setting 1G force");
8500 elink_cl45_write(sc, phy,
8501 MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x40);
8502 elink_cl45_write(sc, phy,
8503 MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, 0xD);
8504 elink_cl45_write(sc, phy,
8505 MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 0x5);
8506 elink_cl45_write(sc, phy,
8507 MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXCTRL, 0x400);
8508 } else if ((phy->req_line_speed == ELINK_SPEED_AUTO_NEG) &&
8509 (phy->speed_cap_mask &
8510 PORT_HW_CFG_SPEED_CAPABILITY_D0_1G) &&
8511 ((phy->speed_cap_mask &
8512 PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) !=
8513 PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) {
8514 PMD_DRV_LOG(DEBUG, "Setting 1G clause37");
8515 /* Set Flow control */
8516 elink_ext_phy_set_pause(params, phy, vars);
8517 elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV, 0x20);
8518 elink_cl45_write(sc, phy,
8519 MDIO_AN_DEVAD, MDIO_AN_REG_CL37_CL73, 0x040c);
8520 elink_cl45_write(sc, phy,
8521 MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD, 0x0020);
8522 elink_cl45_write(sc, phy,
8523 MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1000);
8524 elink_cl45_write(sc, phy,
8525 MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x1200);
8526 /* Enable RX-ALARM control to receive interrupt for 1G speed
8527 * change
8528 */
8529 elink_cl45_write(sc, phy,
8530 MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 0x4);
8531 elink_cl45_write(sc, phy,
8532 MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXCTRL, 0x400);
8533
8534 } else { /* Default 10G. Set only LASI control */
8535 elink_cl45_write(sc, phy,
8536 MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 1);
8537 }
8538
8539 /* Set TX PreEmphasis if needed */
8540 if ((params->feature_config_flags &
8541 ELINK_FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) {
8542 PMD_DRV_LOG(DEBUG,
8543 "Setting TX_CTRL1 0x%x, TX_CTRL2 0x%x",
8544 phy->tx_preemphasis[0], phy->tx_preemphasis[1]);
8545 elink_cl45_write(sc, phy,
8546 MDIO_PMA_DEVAD,
8547 MDIO_PMA_REG_8726_TX_CTRL1,
8548 phy->tx_preemphasis[0]);
8549
8550 elink_cl45_write(sc, phy,
8551 MDIO_PMA_DEVAD,
8552 MDIO_PMA_REG_8726_TX_CTRL2,
8553 phy->tx_preemphasis[1]);
8554 }
8555
8556 return ELINK_STATUS_OK;
8557
8558}
8559
8560static void elink_8726_link_reset(struct elink_phy *phy,
8561 struct elink_params *params)
8562{
8563 struct bnx2x_softc *sc = params->sc;
8564 PMD_DRV_LOG(DEBUG, "elink_8726_link_reset port %d", params->port);
8565 /* Set serial boot control for external load */
8566 elink_cl45_write(sc, phy,
8567 MDIO_PMA_DEVAD, MDIO_PMA_REG_GEN_CTRL, 0x0001);
8568}
8569
8570/******************************************************************/
8571/* BNX2X8727 PHY SECTION */
8572/******************************************************************/
8573
8574static void elink_8727_set_link_led(struct elink_phy *phy,
8575 struct elink_params *params, uint8_t mode)
8576{
8577 struct bnx2x_softc *sc = params->sc;
8578 uint16_t led_mode_bitmask = 0;
8579 uint16_t gpio_pins_bitmask = 0;
8580 uint16_t val;
8581 /* Only NOC flavor requires to set the LED specifically */
8582 if (!(phy->flags & ELINK_FLAGS_NOC))
8583 return;
8584 switch (mode) {
8585 case ELINK_LED_MODE_FRONT_PANEL_OFF:
8586 case ELINK_LED_MODE_OFF:
8587 led_mode_bitmask = 0;
8588 gpio_pins_bitmask = 0x03;
8589 break;
8590 case ELINK_LED_MODE_ON:
8591 led_mode_bitmask = 0;
8592 gpio_pins_bitmask = 0x02;
8593 break;
8594 case ELINK_LED_MODE_OPER:
8595 led_mode_bitmask = 0x60;
8596 gpio_pins_bitmask = 0x11;
8597 break;
8598 }
8599 elink_cl45_read(sc, phy,
8600 MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_PCS_OPT_CTRL, &val);
8601 val &= 0xff8f;
8602 val |= led_mode_bitmask;
8603 elink_cl45_write(sc, phy,
8604 MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_PCS_OPT_CTRL, val);
8605 elink_cl45_read(sc, phy,
8606 MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_GPIO_CTRL, &val);
8607 val &= 0xffe0;
8608 val |= gpio_pins_bitmask;
8609 elink_cl45_write(sc, phy,
8610 MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_GPIO_CTRL, val);
8611}
8612
8613static void elink_8727_hw_reset(__rte_unused struct elink_phy *phy,
8614 struct elink_params *params)
8615{
8616 uint32_t swap_val, swap_override;
8617 uint8_t port;
8618 /* The PHY reset is controlled by GPIO 1. Fake the port number
8619 * to cancel the swap done in set_gpio()
8620 */
8621 struct bnx2x_softc *sc = params->sc;
8622 swap_val = REG_RD(sc, NIG_REG_PORT_SWAP);
8623 swap_override = REG_RD(sc, NIG_REG_STRAP_OVERRIDE);
8624 port = (swap_val && swap_override) ^ 1;
8625 elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_1,
8626 MISC_REGISTERS_GPIO_OUTPUT_LOW, port);
8627}
8628
8629static void elink_8727_config_speed(struct elink_phy *phy,
8630 struct elink_params *params)
8631{
8632 struct bnx2x_softc *sc = params->sc;
8633 uint16_t tmp1, val;
8634 /* Set option 1G speed */
8635 if ((phy->req_line_speed == ELINK_SPEED_1000) ||
8636 (phy->media_type == ELINK_ETH_PHY_SFP_1G_FIBER)) {
8637 PMD_DRV_LOG(DEBUG, "Setting 1G force");
8638 elink_cl45_write(sc, phy,
8639 MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x40);
8640 elink_cl45_write(sc, phy,
8641 MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, 0xD);
8642 elink_cl45_read(sc, phy,
8643 MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, &tmp1);
8644 PMD_DRV_LOG(DEBUG, "1.7 = 0x%x", tmp1);
8645 /* Power down the XAUI until link is up in case of dual-media
8646 * and 1G
8647 */
8648 if (ELINK_DUAL_MEDIA(params)) {
8649 elink_cl45_read(sc, phy,
8650 MDIO_PMA_DEVAD,
8651 MDIO_PMA_REG_8727_PCS_GP, &val);
8652 val |= (3 << 10);
8653 elink_cl45_write(sc, phy,
8654 MDIO_PMA_DEVAD,
8655 MDIO_PMA_REG_8727_PCS_GP, val);
8656 }
8657 } else if ((phy->req_line_speed == ELINK_SPEED_AUTO_NEG) &&
8658 ((phy->speed_cap_mask &
8659 PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) &&
8660 ((phy->speed_cap_mask &
8661 PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) !=
8662 PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) {
8663
8664 PMD_DRV_LOG(DEBUG, "Setting 1G clause37");
8665 elink_cl45_write(sc, phy,
8666 MDIO_AN_DEVAD, MDIO_AN_REG_8727_MISC_CTRL, 0);
8667 elink_cl45_write(sc, phy,
8668 MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1300);
8669 } else {
8670 /* Since the 8727 has only single reset pin, need to set the 10G
8671 * registers although it is default
8672 */
8673 elink_cl45_write(sc, phy,
8674 MDIO_AN_DEVAD, MDIO_AN_REG_8727_MISC_CTRL,
8675 0x0020);
8676 elink_cl45_write(sc, phy,
8677 MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x0100);
8678 elink_cl45_write(sc, phy,
8679 MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x2040);
8680 elink_cl45_write(sc, phy,
8681 MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2,
8682 0x0008);
8683 }
8684}
8685
8686static elink_status_t elink_8727_config_init(struct elink_phy *phy,
8687 struct elink_params *params,
8688 __rte_unused struct elink_vars
8689 *vars)
8690{
8691 uint32_t tx_en_mode;
8692 uint16_t tmp1, mod_abs, tmp2;
8693 struct bnx2x_softc *sc = params->sc;
8694 /* Enable PMD link, MOD_ABS_FLT, and 1G link alarm */
8695
8696 elink_wait_reset_complete(sc, phy, params);
8697
8698 PMD_DRV_LOG(DEBUG, "Initializing BNX2X8727");
8699
8700 elink_8727_specific_func(phy, params, ELINK_PHY_INIT);
8701 /* Initially configure MOD_ABS to interrupt when module is
8702 * presence( bit 8)
8703 */
8704 elink_cl45_read(sc, phy,
8705 MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, &mod_abs);
8706 /* Set EDC off by setting OPTXLOS signal input to low (bit 9).
8707 * When the EDC is off it locks onto a reference clock and avoids
8708 * becoming 'lost'
8709 */
8710 mod_abs &= ~(1 << 8);
8711 if (!(phy->flags & ELINK_FLAGS_NOC))
8712 mod_abs &= ~(1 << 9);
8713 elink_cl45_write(sc, phy,
8714 MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, mod_abs);
8715
8716 /* Enable/Disable PHY transmitter output */
8717 elink_set_disable_pmd_transmit(params, phy, 0);
8718
8719 elink_8727_power_module(sc, phy, 1);
8720
8721 elink_cl45_read(sc, phy,
8722 MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &tmp1);
8723
8724 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXSTAT, &tmp1);
8725
8726 elink_8727_config_speed(phy, params);
8727
8728 /* Set TX PreEmphasis if needed */
8729 if ((params->feature_config_flags &
8730 ELINK_FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) {
8731 PMD_DRV_LOG(DEBUG, "Setting TX_CTRL1 0x%x, TX_CTRL2 0x%x",
8732 phy->tx_preemphasis[0], phy->tx_preemphasis[1]);
8733 elink_cl45_write(sc, phy,
8734 MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_TX_CTRL1,
8735 phy->tx_preemphasis[0]);
8736
8737 elink_cl45_write(sc, phy,
8738 MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_TX_CTRL2,
8739 phy->tx_preemphasis[1]);
8740 }
8741
8742 /* If TX Laser is controlled by GPIO_0, do not let PHY go into low
8743 * power mode, if TX Laser is disabled
8744 */
8745 tx_en_mode = REG_RD(sc, params->shmem_base +
8746 offsetof(struct shmem_region,
8747 dev_info.port_hw_config[params->port].
8748 sfp_ctrl))
8749 & PORT_HW_CFG_TX_LASER_MASK;
8750
8751 if (tx_en_mode == PORT_HW_CFG_TX_LASER_GPIO0) {
8752
8753 PMD_DRV_LOG(DEBUG, "Enabling TXONOFF_PWRDN_DIS");
8754 elink_cl45_read(sc, phy,
8755 MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_OPT_CFG_REG,
8756 &tmp2);
8757 tmp2 |= 0x1000;
8758 tmp2 &= 0xFFEF;
8759 elink_cl45_write(sc, phy,
8760 MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_OPT_CFG_REG,
8761 tmp2);
8762 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD,
8763 MDIO_PMA_REG_PHY_IDENTIFIER, &tmp2);
8764 elink_cl45_write(sc, phy, MDIO_PMA_DEVAD,
8765 MDIO_PMA_REG_PHY_IDENTIFIER, (tmp2 & 0x7fff));
8766 }
8767
8768 return ELINK_STATUS_OK;
8769}
8770
8771static void elink_8727_handle_mod_abs(struct elink_phy *phy,
8772 struct elink_params *params)
8773{
8774 struct bnx2x_softc *sc = params->sc;
8775 uint16_t mod_abs, rx_alarm_status;
8776 uint32_t val = REG_RD(sc, params->shmem_base +
8777 offsetof(struct shmem_region,
8778 dev_info.port_feature_config[params->
8779 port].config));
8780 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER,
8781 &mod_abs);
8782 if (mod_abs & (1 << 8)) {
8783
8784 /* Module is absent */
8785 PMD_DRV_LOG(DEBUG, "MOD_ABS indication show module is absent");
8786 phy->media_type = ELINK_ETH_PHY_NOT_PRESENT;
8787 /* 1. Set mod_abs to detect next module
8788 * presence event
8789 * 2. Set EDC off by setting OPTXLOS signal input to low
8790 * (bit 9).
8791 * When the EDC is off it locks onto a reference clock and
8792 * avoids becoming 'lost'.
8793 */
8794 mod_abs &= ~(1 << 8);
8795 if (!(phy->flags & ELINK_FLAGS_NOC))
8796 mod_abs &= ~(1 << 9);
8797 elink_cl45_write(sc, phy,
8798 MDIO_PMA_DEVAD,
8799 MDIO_PMA_REG_PHY_IDENTIFIER, mod_abs);
8800
8801 /* Clear RX alarm since it stays up as long as
8802 * the mod_abs wasn't changed
8803 */
8804 elink_cl45_read(sc, phy,
8805 MDIO_PMA_DEVAD,
8806 MDIO_PMA_LASI_RXSTAT, &rx_alarm_status);
8807
8808 } else {
8809 /* Module is present */
8810 PMD_DRV_LOG(DEBUG, "MOD_ABS indication show module is present");
8811 /* First disable transmitter, and if the module is ok, the
8812 * module_detection will enable it
8813 * 1. Set mod_abs to detect next module absent event ( bit 8)
8814 * 2. Restore the default polarity of the OPRXLOS signal and
8815 * this signal will then correctly indicate the presence or
8816 * absence of the Rx signal. (bit 9)
8817 */
8818 mod_abs |= (1 << 8);
8819 if (!(phy->flags & ELINK_FLAGS_NOC))
8820 mod_abs |= (1 << 9);
8821 elink_cl45_write(sc, phy,
8822 MDIO_PMA_DEVAD,
8823 MDIO_PMA_REG_PHY_IDENTIFIER, mod_abs);
8824
8825 /* Clear RX alarm since it stays up as long as the mod_abs
8826 * wasn't changed. This is need to be done before calling the
8827 * module detection, otherwise it will clear* the link update
8828 * alarm
8829 */
8830 elink_cl45_read(sc, phy,
8831 MDIO_PMA_DEVAD,
8832 MDIO_PMA_LASI_RXSTAT, &rx_alarm_status);
8833
8834 if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) ==
8835 PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_DISABLE_TX_LASER)
8836 elink_sfp_set_transmitter(params, phy, 0);
8837
8838 if (elink_wait_for_sfp_module_initialized(phy, params) == 0) {
8839 elink_sfp_module_detection(phy, params);
8840 } else {
8841 PMD_DRV_LOG(DEBUG, "SFP+ module is not initialized");
8842 }
8843
8844 /* Reconfigure link speed based on module type limitations */
8845 elink_8727_config_speed(phy, params);
8846 }
8847
8848 PMD_DRV_LOG(DEBUG, "8727 RX_ALARM_STATUS 0x%x", rx_alarm_status);
8849 /* No need to check link status in case of module plugged in/out */
8850}
8851
8852static uint8_t elink_8727_read_status(struct elink_phy *phy,
8853 struct elink_params *params,
8854 struct elink_vars *vars)
8855{
8856 struct bnx2x_softc *sc = params->sc;
8857 uint8_t link_up = 0, oc_port = params->port;
8858 uint16_t link_status = 0;
8859 uint16_t rx_alarm_status, lasi_ctrl, val1;
8860
8861 /* If PHY is not initialized, do not check link status */
8862 elink_cl45_read(sc, phy,
8863 MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, &lasi_ctrl);
8864 if (!lasi_ctrl)
8865 return 0;
8866
8867 /* Check the LASI on Rx */
8868 elink_cl45_read(sc, phy,
8869 MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXSTAT, &rx_alarm_status);
8870 vars->line_speed = 0;
8871 PMD_DRV_LOG(DEBUG, "8727 RX_ALARM_STATUS 0x%x", rx_alarm_status);
8872
8873 elink_sfp_mask_fault(sc, phy, MDIO_PMA_LASI_TXSTAT,
8874 MDIO_PMA_LASI_TXCTRL);
8875
8876 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_STAT, &val1);
8877
8878 PMD_DRV_LOG(DEBUG, "8727 LASI status 0x%x", val1);
8879
8880 /* Clear MSG-OUT */
8881 elink_cl45_read(sc, phy,
8882 MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &val1);
8883
8884 /* If a module is present and there is need to check
8885 * for over current
8886 */
8887 if (!(phy->flags & ELINK_FLAGS_NOC) && !(rx_alarm_status & (1 << 5))) {
8888 /* Check over-current using 8727 GPIO0 input */
8889 elink_cl45_read(sc, phy,
8890 MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_GPIO_CTRL,
8891 &val1);
8892
8893 if ((val1 & (1 << 8)) == 0) {
8894 if (!CHIP_IS_E1x(sc))
8895 oc_port = SC_PATH(sc) + (params->port << 1);
8896 PMD_DRV_LOG(DEBUG,
8897 "8727 Power fault has been detected on port %d",
8898 oc_port);
8899 elink_cb_event_log(sc, ELINK_LOG_ID_OVER_CURRENT, oc_port); //"Error: Power fault on Port %d has "
8900 // "been detected and the power to "
8901 // "that SFP+ module has been removed "
8902 // "to prevent failure of the card. "
8903 // "Please remove the SFP+ module and "
8904 // "restart the system to clear this "
8905 // "error.",
8906 /* Disable all RX_ALARMs except for mod_abs */
8907 elink_cl45_write(sc, phy,
8908 MDIO_PMA_DEVAD,
8909 MDIO_PMA_LASI_RXCTRL, (1 << 5));
8910
8911 elink_cl45_read(sc, phy,
8912 MDIO_PMA_DEVAD,
8913 MDIO_PMA_REG_PHY_IDENTIFIER, &val1);
8914 /* Wait for module_absent_event */
8915 val1 |= (1 << 8);
8916 elink_cl45_write(sc, phy,
8917 MDIO_PMA_DEVAD,
8918 MDIO_PMA_REG_PHY_IDENTIFIER, val1);
8919 /* Clear RX alarm */
8920 elink_cl45_read(sc, phy,
8921 MDIO_PMA_DEVAD,
8922 MDIO_PMA_LASI_RXSTAT, &rx_alarm_status);
8923 elink_8727_power_module(params->sc, phy, 0);
8924 return 0;
8925 }
8926 }
8927
8928 /* Over current check */
8929 /* When module absent bit is set, check module */
8930 if (rx_alarm_status & (1 << 5)) {
8931 elink_8727_handle_mod_abs(phy, params);
8932 /* Enable all mod_abs and link detection bits */
8933 elink_cl45_write(sc, phy,
8934 MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXCTRL,
8935 ((1 << 5) | (1 << 2)));
8936 }
8937
8938 if (!(phy->flags & ELINK_FLAGS_SFP_NOT_APPROVED)) {
8939 PMD_DRV_LOG(DEBUG, "Enabling 8727 TX laser");
8940 elink_sfp_set_transmitter(params, phy, 1);
8941 } else {
8942 PMD_DRV_LOG(DEBUG, "Tx is disabled");
8943 return 0;
8944 }
8945
8946 elink_cl45_read(sc, phy,
8947 MDIO_PMA_DEVAD,
8948 MDIO_PMA_REG_8073_SPEED_LINK_STATUS, &link_status);
8949
8950 /* Bits 0..2 --> speed detected,
8951 * Bits 13..15--> link is down
8952 */
8953 if ((link_status & (1 << 2)) && (!(link_status & (1 << 15)))) {
8954 link_up = 1;
8955 vars->line_speed = ELINK_SPEED_10000;
8956 PMD_DRV_LOG(DEBUG, "port %x: External link up in 10G",
8957 params->port);
8958 } else if ((link_status & (1 << 0)) && (!(link_status & (1 << 13)))) {
8959 link_up = 1;
8960 vars->line_speed = ELINK_SPEED_1000;
8961 PMD_DRV_LOG(DEBUG, "port %x: External link up in 1G",
8962 params->port);
8963 } else {
8964 link_up = 0;
8965 PMD_DRV_LOG(DEBUG, "port %x: External link is down",
8966 params->port);
8967 }
8968
8969 /* Capture 10G link fault. */
8970 if (vars->line_speed == ELINK_SPEED_10000) {
8971 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD,
8972 MDIO_PMA_LASI_TXSTAT, &val1);
8973
8974 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD,
8975 MDIO_PMA_LASI_TXSTAT, &val1);
8976
8977 if (val1 & (1 << 0)) {
8978 vars->fault_detected = 1;
8979 }
8980 }
8981
8982 if (link_up) {
8983 elink_ext_phy_resolve_fc(phy, params, vars);
8984 vars->duplex = DUPLEX_FULL;
8985 PMD_DRV_LOG(DEBUG, "duplex = 0x%x", vars->duplex);
8986 }
8987
8988 if ((ELINK_DUAL_MEDIA(params)) &&
8989 (phy->req_line_speed == ELINK_SPEED_1000)) {
8990 elink_cl45_read(sc, phy,
8991 MDIO_PMA_DEVAD,
8992 MDIO_PMA_REG_8727_PCS_GP, &val1);
8993 /* In case of dual-media board and 1G, power up the XAUI side,
8994 * otherwise power it down. For 10G it is done automatically
8995 */
8996 if (link_up)
8997 val1 &= ~(3 << 10);
8998 else
8999 val1 |= (3 << 10);
9000 elink_cl45_write(sc, phy,
9001 MDIO_PMA_DEVAD,
9002 MDIO_PMA_REG_8727_PCS_GP, val1);
9003 }
9004 return link_up;
9005}
9006
9007static void elink_8727_link_reset(struct elink_phy *phy,
9008 struct elink_params *params)
9009{
9010 struct bnx2x_softc *sc = params->sc;
9011
9012 /* Enable/Disable PHY transmitter output */
9013 elink_set_disable_pmd_transmit(params, phy, 1);
9014
9015 /* Disable Transmitter */
9016 elink_sfp_set_transmitter(params, phy, 0);
9017 /* Clear LASI */
9018 elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 0);
9019
9020}
9021
9022/******************************************************************/
9023/* BNX2X8481/BNX2X84823/BNX2X84833 PHY SECTION */
9024/******************************************************************/
9025static void elink_save_848xx_spirom_version(struct elink_phy *phy,
9026 struct bnx2x_softc *sc, uint8_t port)
9027{
9028 uint16_t val, fw_ver2, cnt, i;
9029 static struct elink_reg_set reg_set[] = {
9030 {MDIO_PMA_DEVAD, 0xA819, 0x0014},
9031 {MDIO_PMA_DEVAD, 0xA81A, 0xc200},
9032 {MDIO_PMA_DEVAD, 0xA81B, 0x0000},
9033 {MDIO_PMA_DEVAD, 0xA81C, 0x0300},
9034 {MDIO_PMA_DEVAD, 0xA817, 0x0009}
9035 };
9036 uint16_t fw_ver1;
9037
9038 if ((phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833) ||
9039 (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834)) {
9040 elink_cl45_read(sc, phy, MDIO_CTL_DEVAD, 0x400f, &fw_ver1);
9041 elink_save_spirom_version(sc, port, fw_ver1 & 0xfff,
9042 phy->ver_addr);
9043 } else {
9044 /* For 32-bit registers in 848xx, access via MDIO2ARM i/f. */
9045 /* (1) set reg 0xc200_0014(SPI_BRIDGE_CTRL_2) to 0x03000000 */
9046 for (i = 0; i < ARRAY_SIZE(reg_set); i++)
9047 elink_cl45_write(sc, phy, reg_set[i].devad,
9048 reg_set[i].reg, reg_set[i].val);
9049
9050 for (cnt = 0; cnt < 100; cnt++) {
9051 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, 0xA818, &val);
9052 if (val & 1)
9053 break;
9054 DELAY(5);
9055 }
9056 if (cnt == 100) {
9057 PMD_DRV_LOG(DEBUG, "Unable to read 848xx "
9058 "phy fw version(1)");
9059 elink_save_spirom_version(sc, port, 0, phy->ver_addr);
9060 return;
9061 }
9062
9063 /* 2) read register 0xc200_0000 (SPI_FW_STATUS) */
9064 elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, 0xA819, 0x0000);
9065 elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, 0xA81A, 0xc200);
9066 elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, 0xA817, 0x000A);
9067 for (cnt = 0; cnt < 100; cnt++) {
9068 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, 0xA818, &val);
9069 if (val & 1)
9070 break;
9071 DELAY(5);
9072 }
9073 if (cnt == 100) {
9074 PMD_DRV_LOG(DEBUG, "Unable to read 848xx phy fw "
9075 "version(2)");
9076 elink_save_spirom_version(sc, port, 0, phy->ver_addr);
9077 return;
9078 }
9079
9080 /* lower 16 bits of the register SPI_FW_STATUS */
9081 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, 0xA81B, &fw_ver1);
9082 /* upper 16 bits of register SPI_FW_STATUS */
9083 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, 0xA81C, &fw_ver2);
9084
9085 elink_save_spirom_version(sc, port, (fw_ver2 << 16) | fw_ver1,
9086 phy->ver_addr);
9087 }
9088
9089}
9090
9091static void elink_848xx_set_led(struct bnx2x_softc *sc, struct elink_phy *phy)
9092{
9093 uint16_t val, offset, i;
9094 static struct elink_reg_set reg_set[] = {
9095 {MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_LED1_MASK, 0x0080},
9096 {MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_LED2_MASK, 0x0018},
9097 {MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_LED3_MASK, 0x0006},
9098 {MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_LED3_BLINK, 0x0000},
9099 {MDIO_PMA_DEVAD, MDIO_PMA_REG_84823_CTL_SLOW_CLK_CNT_HIGH,
9100 MDIO_PMA_REG_84823_BLINK_RATE_VAL_15P9HZ},
9101 {MDIO_AN_DEVAD, 0xFFFB, 0xFFFD}
9102 };
9103 /* PHYC_CTL_LED_CTL */
9104 elink_cl45_read(sc, phy,
9105 MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_LINK_SIGNAL, &val);
9106 val &= 0xFE00;
9107 val |= 0x0092;
9108
9109 elink_cl45_write(sc, phy,
9110 MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_LINK_SIGNAL, val);
9111
9112 for (i = 0; i < ARRAY_SIZE(reg_set); i++)
9113 elink_cl45_write(sc, phy, reg_set[i].devad, reg_set[i].reg,
9114 reg_set[i].val);
9115
9116 if ((phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833) ||
9117 (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834))
9118 offset = MDIO_PMA_REG_84833_CTL_LED_CTL_1;
9119 else
9120 offset = MDIO_PMA_REG_84823_CTL_LED_CTL_1;
9121
9122 /* stretch_en for LED3 */
9123 elink_cl45_read_or_write(sc, phy,
9124 MDIO_PMA_DEVAD, offset,
9125 MDIO_PMA_REG_84823_LED3_STRETCH_EN);
9126}
9127
9128static void elink_848xx_specific_func(struct elink_phy *phy,
9129 struct elink_params *params,
9130 uint32_t action)
9131{
9132 struct bnx2x_softc *sc = params->sc;
9133 switch (action) {
9134 case ELINK_PHY_INIT:
9135 if ((phy->type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833) &&
9136 (phy->type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834)) {
9137 /* Save spirom version */
9138 elink_save_848xx_spirom_version(phy, sc, params->port);
9139 }
9140 /* This phy uses the NIG latch mechanism since link indication
9141 * arrives through its LED4 and not via its LASI signal, so we
9142 * get steady signal instead of clear on read
9143 */
9144 elink_bits_en(sc, NIG_REG_LATCH_BC_0 + params->port * 4,
9145 1 << ELINK_NIG_LATCH_BC_ENABLE_MI_INT);
9146
9147 elink_848xx_set_led(sc, phy);
9148 break;
9149 }
9150}
9151
9152static elink_status_t elink_848xx_cmn_config_init(struct elink_phy *phy,
9153 struct elink_params *params,
9154 struct elink_vars *vars)
9155{
9156 struct bnx2x_softc *sc = params->sc;
9157 uint16_t autoneg_val, an_1000_val, an_10_100_val;
9158
9159 elink_848xx_specific_func(phy, params, ELINK_PHY_INIT);
9160 elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x0000);
9161
9162 /* set 1000 speed advertisement */
9163 elink_cl45_read(sc, phy,
9164 MDIO_AN_DEVAD, MDIO_AN_REG_8481_1000T_CTRL,
9165 &an_1000_val);
9166
9167 elink_ext_phy_set_pause(params, phy, vars);
9168 elink_cl45_read(sc, phy,
9169 MDIO_AN_DEVAD,
9170 MDIO_AN_REG_8481_LEGACY_AN_ADV, &an_10_100_val);
9171 elink_cl45_read(sc, phy,
9172 MDIO_AN_DEVAD, MDIO_AN_REG_8481_LEGACY_MII_CTRL,
9173 &autoneg_val);
9174 /* Disable forced speed */
9175 autoneg_val &=
9176 ~((1 << 6) | (1 << 8) | (1 << 9) | (1 << 12) | (1 << 13));
9177 an_10_100_val &= ~((1 << 5) | (1 << 6) | (1 << 7) | (1 << 8));
9178
9179 if (((phy->req_line_speed == ELINK_SPEED_AUTO_NEG) &&
9180 (phy->speed_cap_mask &
9181 PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) ||
9182 (phy->req_line_speed == ELINK_SPEED_1000)) {
9183 an_1000_val |= (1 << 8);
9184 autoneg_val |= (1 << 9 | 1 << 12);
9185 if (phy->req_duplex == DUPLEX_FULL)
9186 an_1000_val |= (1 << 9);
9187 PMD_DRV_LOG(DEBUG, "Advertising 1G");
9188 } else
9189 an_1000_val &= ~((1 << 8) | (1 << 9));
9190
9191 elink_cl45_write(sc, phy,
9192 MDIO_AN_DEVAD, MDIO_AN_REG_8481_1000T_CTRL,
9193 an_1000_val);
9194
9195 /* Set 10/100 speed advertisement */
9196 if (phy->req_line_speed == ELINK_SPEED_AUTO_NEG) {
9197 if (phy->speed_cap_mask &
9198 PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL) {
9199 /* Enable autoneg and restart autoneg for legacy speeds
9200 */
9201 autoneg_val |= (1 << 9 | 1 << 12);
9202 an_10_100_val |= (1 << 8);
9203 PMD_DRV_LOG(DEBUG, "Advertising 100M-FD");
9204 }
9205
9206 if (phy->speed_cap_mask &
9207 PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF) {
9208 /* Enable autoneg and restart autoneg for legacy speeds
9209 */
9210 autoneg_val |= (1 << 9 | 1 << 12);
9211 an_10_100_val |= (1 << 7);
9212 PMD_DRV_LOG(DEBUG, "Advertising 100M-HD");
9213 }
9214
9215 if ((phy->speed_cap_mask &
9216 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL) &&
9217 (phy->supported & ELINK_SUPPORTED_10baseT_Full)) {
9218 an_10_100_val |= (1 << 6);
9219 autoneg_val |= (1 << 9 | 1 << 12);
9220 PMD_DRV_LOG(DEBUG, "Advertising 10M-FD");
9221 }
9222
9223 if ((phy->speed_cap_mask &
9224 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF) &&
9225 (phy->supported & ELINK_SUPPORTED_10baseT_Half)) {
9226 an_10_100_val |= (1 << 5);
9227 autoneg_val |= (1 << 9 | 1 << 12);
9228 PMD_DRV_LOG(DEBUG, "Advertising 10M-HD");
9229 }
9230 }
9231
9232 /* Only 10/100 are allowed to work in FORCE mode */
9233 if ((phy->req_line_speed == ELINK_SPEED_100) &&
9234 (phy->supported &
9235 (ELINK_SUPPORTED_100baseT_Half | ELINK_SUPPORTED_100baseT_Full))) {
9236 autoneg_val |= (1 << 13);
9237 /* Enabled AUTO-MDIX when autoneg is disabled */
9238 elink_cl45_write(sc, phy,
9239 MDIO_AN_DEVAD, MDIO_AN_REG_8481_AUX_CTRL,
9240 (1 << 15 | 1 << 9 | 7 << 0));
9241 /* The PHY needs this set even for forced link. */
9242 an_10_100_val |= (1 << 8) | (1 << 7);
9243 PMD_DRV_LOG(DEBUG, "Setting 100M force");
9244 }
9245 if ((phy->req_line_speed == ELINK_SPEED_10) &&
9246 (phy->supported &
9247 (ELINK_SUPPORTED_10baseT_Half | ELINK_SUPPORTED_10baseT_Full))) {
9248 /* Enabled AUTO-MDIX when autoneg is disabled */
9249 elink_cl45_write(sc, phy,
9250 MDIO_AN_DEVAD, MDIO_AN_REG_8481_AUX_CTRL,
9251 (1 << 15 | 1 << 9 | 7 << 0));
9252 PMD_DRV_LOG(DEBUG, "Setting 10M force");
9253 }
9254
9255 elink_cl45_write(sc, phy,
9256 MDIO_AN_DEVAD, MDIO_AN_REG_8481_LEGACY_AN_ADV,
9257 an_10_100_val);
9258
9259 if (phy->req_duplex == DUPLEX_FULL)
9260 autoneg_val |= (1 << 8);
9261
9262 /* Always write this if this is not 84833/4.
9263 * For 84833/4, write it only when it's a forced speed.
9264 */
9265 if (((phy->type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833) &&
9266 (phy->type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834)) ||
9267 ((autoneg_val & (1 << 12)) == 0))
9268 elink_cl45_write(sc, phy,
9269 MDIO_AN_DEVAD,
9270 MDIO_AN_REG_8481_LEGACY_MII_CTRL, autoneg_val);
9271
9272 if (((phy->req_line_speed == ELINK_SPEED_AUTO_NEG) &&
9273 (phy->speed_cap_mask &
9274 PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) ||
9275 (phy->req_line_speed == ELINK_SPEED_10000)) {
9276 PMD_DRV_LOG(DEBUG, "Advertising 10G");
9277 /* Restart autoneg for 10G */
9278
9279 elink_cl45_read_or_write(sc, phy,
9280 MDIO_AN_DEVAD,
9281 MDIO_AN_REG_8481_10GBASE_T_AN_CTRL,
9282 0x1000);
9283 elink_cl45_write(sc, phy,
9284 MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x3200);
9285 } else
9286 elink_cl45_write(sc, phy,
9287 MDIO_AN_DEVAD,
9288 MDIO_AN_REG_8481_10GBASE_T_AN_CTRL, 1);
9289
9290 return ELINK_STATUS_OK;
9291}
9292
9293static elink_status_t elink_8481_config_init(struct elink_phy *phy,
9294 struct elink_params *params,
9295 struct elink_vars *vars)
9296{
9297 struct bnx2x_softc *sc = params->sc;
9298 /* Restore normal power mode */
9299 elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_2,
9300 MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port);
9301
9302 /* HW reset */
9303 elink_ext_phy_hw_reset(sc, params->port);
9304 elink_wait_reset_complete(sc, phy, params);
9305
9306 elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 1 << 15);
9307 return elink_848xx_cmn_config_init(phy, params, vars);
9308}
9309
9310#define PHY84833_CMDHDLR_WAIT 300
9311#define PHY84833_CMDHDLR_MAX_ARGS 5
9312static elink_status_t elink_84833_cmd_hdlr(struct elink_phy *phy,
9313 struct elink_params *params,
9314 uint16_t fw_cmd, uint16_t cmd_args[],
9315 int argc)
9316{
9317 int idx;
9318 uint16_t val;
9319 struct bnx2x_softc *sc = params->sc;
9320 /* Write CMD_OPEN_OVERRIDE to STATUS reg */
9321 elink_cl45_write(sc, phy, MDIO_CTL_DEVAD,
9322 MDIO_84833_CMD_HDLR_STATUS,
9323 PHY84833_STATUS_CMD_OPEN_OVERRIDE);
9324 for (idx = 0; idx < PHY84833_CMDHDLR_WAIT; idx++) {
9325 elink_cl45_read(sc, phy, MDIO_CTL_DEVAD,
9326 MDIO_84833_CMD_HDLR_STATUS, &val);
9327 if (val == PHY84833_STATUS_CMD_OPEN_FOR_CMDS)
9328 break;
9329 DELAY(1000 * 1);
9330 }
9331 if (idx >= PHY84833_CMDHDLR_WAIT) {
9332 PMD_DRV_LOG(DEBUG, "FW cmd: FW not ready.");
9333 return ELINK_STATUS_ERROR;
9334 }
9335
9336 /* Prepare argument(s) and issue command */
9337 for (idx = 0; idx < argc; idx++) {
9338 elink_cl45_write(sc, phy, MDIO_CTL_DEVAD,
9339 MDIO_84833_CMD_HDLR_DATA1 + idx,
9340 cmd_args[idx]);
9341 }
9342 elink_cl45_write(sc, phy, MDIO_CTL_DEVAD,
9343 MDIO_84833_CMD_HDLR_COMMAND, fw_cmd);
9344 for (idx = 0; idx < PHY84833_CMDHDLR_WAIT; idx++) {
9345 elink_cl45_read(sc, phy, MDIO_CTL_DEVAD,
9346 MDIO_84833_CMD_HDLR_STATUS, &val);
9347 if ((val == PHY84833_STATUS_CMD_COMPLETE_PASS) ||
9348 (val == PHY84833_STATUS_CMD_COMPLETE_ERROR))
9349 break;
9350 DELAY(1000 * 1);
9351 }
9352 if ((idx >= PHY84833_CMDHDLR_WAIT) ||
9353 (val == PHY84833_STATUS_CMD_COMPLETE_ERROR)) {
9354 PMD_DRV_LOG(DEBUG, "FW cmd failed.");
9355 return ELINK_STATUS_ERROR;
9356 }
9357 /* Gather returning data */
9358 for (idx = 0; idx < argc; idx++) {
9359 elink_cl45_read(sc, phy, MDIO_CTL_DEVAD,
9360 MDIO_84833_CMD_HDLR_DATA1 + idx,
9361 &cmd_args[idx]);
9362 }
9363 elink_cl45_write(sc, phy, MDIO_CTL_DEVAD,
9364 MDIO_84833_CMD_HDLR_STATUS,
9365 PHY84833_STATUS_CMD_CLEAR_COMPLETE);
9366 return ELINK_STATUS_OK;
9367}
9368
9369static elink_status_t elink_84833_pair_swap_cfg(struct elink_phy *phy,
9370 struct elink_params *params,
9371 __rte_unused struct elink_vars
9372 *vars)
9373{
9374 uint32_t pair_swap;
9375 uint16_t data[PHY84833_CMDHDLR_MAX_ARGS];
9376 elink_status_t status;
9377 struct bnx2x_softc *sc = params->sc;
9378
9379 /* Check for configuration. */
9380 pair_swap = REG_RD(sc, params->shmem_base +
9381 offsetof(struct shmem_region,
9382 dev_info.port_hw_config[params->port].
9383 xgbt_phy_cfg)) &
9384 PORT_HW_CFG_RJ45_PAIR_SWAP_MASK;
9385
9386 if (pair_swap == 0)
9387 return ELINK_STATUS_OK;
9388
9389 /* Only the second argument is used for this command */
9390 data[1] = (uint16_t) pair_swap;
9391
9392 status = elink_84833_cmd_hdlr(phy, params,
9393 PHY84833_CMD_SET_PAIR_SWAP, data,
9394 PHY84833_CMDHDLR_MAX_ARGS);
9395 if (status == ELINK_STATUS_OK) {
9396 PMD_DRV_LOG(DEBUG, "Pairswap OK, val=0x%x", data[1]);
9397 }
9398
9399 return status;
9400}
9401
9402static uint8_t elink_84833_get_reset_gpios(struct bnx2x_softc *sc,
9403 uint32_t shmem_base_path[],
9404 __rte_unused uint32_t chip_id)
9405{
9406 uint32_t reset_pin[2];
9407 uint32_t idx;
9408 uint8_t reset_gpios;
9409 if (CHIP_IS_E3(sc)) {
9410 /* Assume that these will be GPIOs, not EPIOs. */
9411 for (idx = 0; idx < 2; idx++) {
9412 /* Map config param to register bit. */
9413 reset_pin[idx] = REG_RD(sc, shmem_base_path[idx] +
9414 offsetof(struct shmem_region,
9415 dev_info.
9416 port_hw_config[0].
9417 e3_cmn_pin_cfg));
9418 reset_pin[idx] =
9419 (reset_pin[idx] & PORT_HW_CFG_E3_PHY_RESET_MASK) >>
9420 PORT_HW_CFG_E3_PHY_RESET_SHIFT;
9421 reset_pin[idx] -= PIN_CFG_GPIO0_P0;
9422 reset_pin[idx] = (1 << reset_pin[idx]);
9423 }
9424 reset_gpios = (uint8_t) (reset_pin[0] | reset_pin[1]);
9425 } else {
9426 /* E2, look from diff place of shmem. */
9427 for (idx = 0; idx < 2; idx++) {
9428 reset_pin[idx] = REG_RD(sc, shmem_base_path[idx] +
9429 offsetof(struct shmem_region,
9430 dev_info.
9431 port_hw_config[0].
9432 default_cfg));
9433 reset_pin[idx] &= PORT_HW_CFG_EXT_PHY_GPIO_RST_MASK;
9434 reset_pin[idx] -= PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO0_P0;
9435 reset_pin[idx] >>= PORT_HW_CFG_EXT_PHY_GPIO_RST_SHIFT;
9436 reset_pin[idx] = (1 << reset_pin[idx]);
9437 }
9438 reset_gpios = (uint8_t) (reset_pin[0] | reset_pin[1]);
9439 }
9440
9441 return reset_gpios;
9442}
9443
9444static elink_status_t elink_84833_hw_reset_phy(struct elink_phy *phy,
9445 struct elink_params *params)
9446{
9447 struct bnx2x_softc *sc = params->sc;
9448 uint8_t reset_gpios;
9449 uint32_t other_shmem_base_addr = REG_RD(sc, params->shmem2_base +
9450 offsetof(struct shmem2_region,
9451 other_shmem_base_addr));
9452
9453 uint32_t shmem_base_path[2];
9454
9455 /* Work around for 84833 LED failure inside RESET status */
9456 elink_cl45_write(sc, phy, MDIO_AN_DEVAD,
9457 MDIO_AN_REG_8481_LEGACY_MII_CTRL,
9458 MDIO_AN_REG_8481_MII_CTRL_FORCE_1G);
9459 elink_cl45_write(sc, phy, MDIO_AN_DEVAD,
9460 MDIO_AN_REG_8481_1G_100T_EXT_CTRL,
9461 MIDO_AN_REG_8481_EXT_CTRL_FORCE_LEDS_OFF);
9462
9463 shmem_base_path[0] = params->shmem_base;
9464 shmem_base_path[1] = other_shmem_base_addr;
9465
9466 reset_gpios = elink_84833_get_reset_gpios(sc, shmem_base_path,
9467 params->chip_id);
9468
9469 elink_cb_gpio_mult_write(sc, reset_gpios,
9470 MISC_REGISTERS_GPIO_OUTPUT_LOW);
9471 DELAY(10);
9472 PMD_DRV_LOG(DEBUG, "84833 hw reset on pin values 0x%x", reset_gpios);
9473
9474 return ELINK_STATUS_OK;
9475}
9476
9477static elink_status_t elink_8483x_disable_eee(struct elink_phy *phy,
9478 struct elink_params *params,
9479 struct elink_vars *vars)
9480{
9481 elink_status_t rc;
9482 uint16_t cmd_args = 0;
9483
9484 PMD_DRV_LOG(DEBUG, "Don't Advertise 10GBase-T EEE");
9485
9486 /* Prevent Phy from working in EEE and advertising it */
9487 rc = elink_84833_cmd_hdlr(phy, params,
9488 PHY84833_CMD_SET_EEE_MODE, &cmd_args, 1);
9489 if (rc != ELINK_STATUS_OK) {
9490 PMD_DRV_LOG(DEBUG, "EEE disable failed.");
9491 return rc;
9492 }
9493
9494 return elink_eee_disable(phy, params, vars);
9495}
9496
9497static elink_status_t elink_8483x_enable_eee(struct elink_phy *phy,
9498 struct elink_params *params,
9499 struct elink_vars *vars)
9500{
9501 elink_status_t rc;
9502 uint16_t cmd_args = 1;
9503
9504 rc = elink_84833_cmd_hdlr(phy, params,
9505 PHY84833_CMD_SET_EEE_MODE, &cmd_args, 1);
9506 if (rc != ELINK_STATUS_OK) {
9507 PMD_DRV_LOG(DEBUG, "EEE enable failed.");
9508 return rc;
9509 }
9510
9511 return elink_eee_advertise(phy, params, vars, SHMEM_EEE_10G_ADV);
9512}
9513
9514#define PHY84833_CONSTANT_LATENCY 1193
9515static elink_status_t elink_848x3_config_init(struct elink_phy *phy,
9516 struct elink_params *params,
9517 struct elink_vars *vars)
9518{
9519 struct bnx2x_softc *sc = params->sc;
9520 uint8_t port, initialize = 1;
9521 uint16_t val;
9522 uint32_t actual_phy_selection;
9523 uint16_t cmd_args[PHY84833_CMDHDLR_MAX_ARGS];
9524 elink_status_t rc = ELINK_STATUS_OK;
9525
9526 DELAY(1000 * 1);
9527
9528 if (!(CHIP_IS_E1x(sc)))
9529 port = SC_PATH(sc);
9530 else
9531 port = params->port;
9532
9533 if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84823) {
9534 elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_3,
9535 MISC_REGISTERS_GPIO_OUTPUT_HIGH, port);
9536 } else {
9537 /* MDIO reset */
9538 elink_cl45_write(sc, phy,
9539 MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x8000);
9540 }
9541
9542 elink_wait_reset_complete(sc, phy, params);
9543
9544 /* Wait for GPHY to come out of reset */
9545 DELAY(1000 * 50);
9546 if ((phy->type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833) &&
9547 (phy->type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834)) {
9548 /* BNX2X84823 requires that XGXS links up first @ 10G for normal
9549 * behavior.
9550 */
9551 uint16_t temp;
9552 temp = vars->line_speed;
9553 vars->line_speed = ELINK_SPEED_10000;
9554 elink_set_autoneg(&params->phy[ELINK_INT_PHY], params, vars, 0);
9555 elink_program_serdes(&params->phy[ELINK_INT_PHY], params, vars);
9556 vars->line_speed = temp;
9557 }
9558
9559 elink_cl45_read(sc, phy, MDIO_CTL_DEVAD,
9560 MDIO_CTL_REG_84823_MEDIA, &val);
9561 val &= ~(MDIO_CTL_REG_84823_MEDIA_MAC_MASK |
9562 MDIO_CTL_REG_84823_MEDIA_LINE_MASK |
9563 MDIO_CTL_REG_84823_MEDIA_COPPER_CORE_DOWN |
9564 MDIO_CTL_REG_84823_MEDIA_PRIORITY_MASK |
9565 MDIO_CTL_REG_84823_MEDIA_FIBER_1G);
9566
9567 if (CHIP_IS_E3(sc)) {
9568 val &= ~(MDIO_CTL_REG_84823_MEDIA_MAC_MASK |
9569 MDIO_CTL_REG_84823_MEDIA_LINE_MASK);
9570 } else {
9571 val |= (MDIO_CTL_REG_84823_CTRL_MAC_XFI |
9572 MDIO_CTL_REG_84823_MEDIA_LINE_XAUI_L);
9573 }
9574
9575 actual_phy_selection = elink_phy_selection(params);
9576
9577 switch (actual_phy_selection) {
9578 case PORT_HW_CFG_PHY_SELECTION_HARDWARE_DEFAULT:
9579 /* Do nothing. Essentially this is like the priority copper */
9580 break;
9581 case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY_PRIORITY:
9582 val |= MDIO_CTL_REG_84823_MEDIA_PRIORITY_COPPER;
9583 break;
9584 case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY_PRIORITY:
9585 val |= MDIO_CTL_REG_84823_MEDIA_PRIORITY_FIBER;
9586 break;
9587 case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY:
9588 /* Do nothing here. The first PHY won't be initialized at all */
9589 break;
9590 case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY:
9591 val |= MDIO_CTL_REG_84823_MEDIA_COPPER_CORE_DOWN;
9592 initialize = 0;
9593 break;
9594 }
9595 if (params->phy[ELINK_EXT_PHY2].req_line_speed == ELINK_SPEED_1000)
9596 val |= MDIO_CTL_REG_84823_MEDIA_FIBER_1G;
9597
9598 elink_cl45_write(sc, phy, MDIO_CTL_DEVAD,
9599 MDIO_CTL_REG_84823_MEDIA, val);
9600 PMD_DRV_LOG(DEBUG, "Multi_phy config = 0x%x, Media control = 0x%x",
9601 params->multi_phy_config, val);
9602
9603 if ((phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833) ||
9604 (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834)) {
9605 elink_84833_pair_swap_cfg(phy, params, vars);
9606
9607 /* Keep AutogrEEEn disabled. */
9608 cmd_args[0] = 0x0;
9609 cmd_args[1] = 0x0;
9610 cmd_args[2] = PHY84833_CONSTANT_LATENCY + 1;
9611 cmd_args[3] = PHY84833_CONSTANT_LATENCY;
9612 rc = elink_84833_cmd_hdlr(phy, params,
9613 PHY84833_CMD_SET_EEE_MODE, cmd_args,
9614 PHY84833_CMDHDLR_MAX_ARGS);
9615 if (rc != ELINK_STATUS_OK) {
9616 PMD_DRV_LOG(DEBUG, "Cfg AutogrEEEn failed.");
9617 }
9618 }
9619 if (initialize) {
9620 rc = elink_848xx_cmn_config_init(phy, params, vars);
9621 } else {
9622 elink_save_848xx_spirom_version(phy, sc, params->port);
9623 }
9624 /* 84833 PHY has a better feature and doesn't need to support this. */
9625 if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84823) {
9626 uint32_t cms_enable = REG_RD(sc, params->shmem_base +
9627 offsetof(struct shmem_region,
9628 dev_info.
9629 port_hw_config[params->
9630 port].
9631 default_cfg)) &
9632 PORT_HW_CFG_ENABLE_CMS_MASK;
9633
9634 elink_cl45_read(sc, phy, MDIO_CTL_DEVAD,
9635 MDIO_CTL_REG_84823_USER_CTRL_REG, &val);
9636 if (cms_enable)
9637 val |= MDIO_CTL_REG_84823_USER_CTRL_CMS;
9638 else
9639 val &= ~MDIO_CTL_REG_84823_USER_CTRL_CMS;
9640 elink_cl45_write(sc, phy, MDIO_CTL_DEVAD,
9641 MDIO_CTL_REG_84823_USER_CTRL_REG, val);
9642 }
9643
9644 elink_cl45_read(sc, phy, MDIO_CTL_DEVAD,
9645 MDIO_84833_TOP_CFG_FW_REV, &val);
9646
9647 /* Configure EEE support */
9648 if ((val >= MDIO_84833_TOP_CFG_FW_EEE) &&
9649 (val != MDIO_84833_TOP_CFG_FW_NO_EEE) &&
9650 elink_eee_has_cap(params)) {
9651 rc = elink_eee_initial_config(params, vars, SHMEM_EEE_10G_ADV);
9652 if (rc != ELINK_STATUS_OK) {
9653 PMD_DRV_LOG(DEBUG, "Failed to configure EEE timers");
9654 elink_8483x_disable_eee(phy, params, vars);
9655 return rc;
9656 }
9657
9658 if ((phy->req_duplex == DUPLEX_FULL) &&
9659 (params->eee_mode & ELINK_EEE_MODE_ADV_LPI) &&
9660 (elink_eee_calc_timer(params) ||
9661 !(params->eee_mode & ELINK_EEE_MODE_ENABLE_LPI)))
9662 rc = elink_8483x_enable_eee(phy, params, vars);
9663 else
9664 rc = elink_8483x_disable_eee(phy, params, vars);
9665 if (rc != ELINK_STATUS_OK) {
9666 PMD_DRV_LOG(DEBUG, "Failed to set EEE advertisement");
9667 return rc;
9668 }
9669 } else {
9670 vars->eee_status &= ~SHMEM_EEE_SUPPORTED_MASK;
9671 }
9672
9673 if ((phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833) ||
9674 (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834)) {
9675 /* Bring PHY out of super isolate mode as the final step. */
9676 elink_cl45_read_and_write(sc, phy,
9677 MDIO_CTL_DEVAD,
9678 MDIO_84833_TOP_CFG_XGPHY_STRAP1,
9679 (uint16_t) ~
9680 MDIO_84833_SUPER_ISOLATE);
9681 }
9682 return rc;
9683}
9684
9685static uint8_t elink_848xx_read_status(struct elink_phy *phy,
9686 struct elink_params *params,
9687 struct elink_vars *vars)
9688{
9689 struct bnx2x_softc *sc = params->sc;
9690 uint16_t val, val1, val2;
9691 uint8_t link_up = 0;
9692
9693 /* Check 10G-BaseT link status */
9694 /* Check PMD signal ok */
9695 elink_cl45_read(sc, phy, MDIO_AN_DEVAD, 0xFFFA, &val1);
9696 elink_cl45_read(sc, phy,
9697 MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_PMD_SIGNAL, &val2);
9698 PMD_DRV_LOG(DEBUG, "BNX2X848xx: PMD_SIGNAL 1.a811 = 0x%x", val2);
9699
9700 /* Check link 10G */
9701 if (val2 & (1 << 11)) {
9702 vars->line_speed = ELINK_SPEED_10000;
9703 vars->duplex = DUPLEX_FULL;
9704 link_up = 1;
9705 elink_ext_phy_10G_an_resolve(sc, phy, vars);
9706 } else { /* Check Legacy speed link */
9707 uint16_t legacy_status, legacy_speed, mii_ctrl;
9708
9709 /* Enable expansion register 0x42 (Operation mode status) */
9710 elink_cl45_write(sc, phy,
9711 MDIO_AN_DEVAD,
9712 MDIO_AN_REG_8481_EXPANSION_REG_ACCESS, 0xf42);
9713
9714 /* Get legacy speed operation status */
9715 elink_cl45_read(sc, phy,
9716 MDIO_AN_DEVAD,
9717 MDIO_AN_REG_8481_EXPANSION_REG_RD_RW,
9718 &legacy_status);
9719
9720 PMD_DRV_LOG(DEBUG, "Legacy speed status = 0x%x", legacy_status);
9721 link_up = ((legacy_status & (1 << 11)) == (1 << 11));
9722 legacy_speed = (legacy_status & (3 << 9));
9723 if (legacy_speed == (0 << 9))
9724 vars->line_speed = ELINK_SPEED_10;
9725 else if (legacy_speed == (1 << 9))
9726 vars->line_speed = ELINK_SPEED_100;
9727 else if (legacy_speed == (2 << 9))
9728 vars->line_speed = ELINK_SPEED_1000;
9729 else { /* Should not happen: Treat as link down */
9730 vars->line_speed = 0;
9731 link_up = 0;
9732 }
9733
9734 if (params->feature_config_flags &
9735 ELINK_FEATURE_CONFIG_IEEE_PHY_TEST) {
9736 elink_cl45_read(sc, phy,
9737 MDIO_AN_DEVAD,
9738 MDIO_AN_REG_8481_LEGACY_MII_CTRL,
9739 &mii_ctrl);
9740 /* For IEEE testing, check for a fake link. */
9741 link_up |= ((mii_ctrl & 0x3040) == 0x40);
9742 }
9743
9744 if (link_up) {
9745 if (legacy_status & (1 << 8))
9746 vars->duplex = DUPLEX_FULL;
9747 else
9748 vars->duplex = DUPLEX_HALF;
9749
9750 PMD_DRV_LOG(DEBUG,
9751 "Link is up in %dMbps, is_duplex_full= %d",
9752 vars->line_speed,
9753 (vars->duplex == DUPLEX_FULL));
9754 /* Check legacy speed AN resolution */
9755 elink_cl45_read(sc, phy,
9756 MDIO_AN_DEVAD,
9757 MDIO_AN_REG_8481_LEGACY_MII_STATUS,
9758 &val);
9759 if (val & (1 << 5))
9760 vars->link_status |=
9761 LINK_STATUS_AUTO_NEGOTIATE_COMPLETE;
9762 elink_cl45_read(sc, phy,
9763 MDIO_AN_DEVAD,
9764 MDIO_AN_REG_8481_LEGACY_AN_EXPANSION,
9765 &val);
9766 if ((val & (1 << 0)) == 0)
9767 vars->link_status |=
9768 LINK_STATUS_PARALLEL_DETECTION_USED;
9769 }
9770 }
9771 if (link_up) {
9772 PMD_DRV_LOG(DEBUG, "BNX2X848x3: link speed is %d",
9773 vars->line_speed);
9774 elink_ext_phy_resolve_fc(phy, params, vars);
9775
9776 /* Read LP advertised speeds */
9777 elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
9778 MDIO_AN_REG_CL37_FC_LP, &val);
9779 if (val & (1 << 5))
9780 vars->link_status |=
9781 LINK_STATUS_LINK_PARTNER_10THD_CAPABLE;
9782 if (val & (1 << 6))
9783 vars->link_status |=
9784 LINK_STATUS_LINK_PARTNER_10TFD_CAPABLE;
9785 if (val & (1 << 7))
9786 vars->link_status |=
9787 LINK_STATUS_LINK_PARTNER_100TXHD_CAPABLE;
9788 if (val & (1 << 8))
9789 vars->link_status |=
9790 LINK_STATUS_LINK_PARTNER_100TXFD_CAPABLE;
9791 if (val & (1 << 9))
9792 vars->link_status |=
9793 LINK_STATUS_LINK_PARTNER_100T4_CAPABLE;
9794
9795 elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
9796 MDIO_AN_REG_1000T_STATUS, &val);
9797
9798 if (val & (1 << 10))
9799 vars->link_status |=
9800 LINK_STATUS_LINK_PARTNER_1000THD_CAPABLE;
9801 if (val & (1 << 11))
9802 vars->link_status |=
9803 LINK_STATUS_LINK_PARTNER_1000TFD_CAPABLE;
9804
9805 elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
9806 MDIO_AN_REG_MASTER_STATUS, &val);
9807
9808 if (val & (1 << 11))
9809 vars->link_status |=
9810 LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE;
9811
9812 /* Determine if EEE was negotiated */
9813 if ((phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833) ||
9814 (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834))
9815 elink_eee_an_resolve(phy, params, vars);
9816 }
9817
9818 return link_up;
9819}
9820
9821static elink_status_t elink_848xx_format_ver(uint32_t raw_ver, uint8_t * str,
9822 uint16_t * len)
9823{
9824 elink_status_t status = ELINK_STATUS_OK;
9825 uint32_t spirom_ver;
9826 spirom_ver = ((raw_ver & 0xF80) >> 7) << 16 | (raw_ver & 0x7F);
9827 status = elink_format_ver(spirom_ver, str, len);
9828 return status;
9829}
9830
9831static void elink_8481_hw_reset(__rte_unused struct elink_phy *phy,
9832 struct elink_params *params)
9833{
9834 elink_cb_gpio_write(params->sc, MISC_REGISTERS_GPIO_1,
9835 MISC_REGISTERS_GPIO_OUTPUT_LOW, 0);
9836 elink_cb_gpio_write(params->sc, MISC_REGISTERS_GPIO_1,
9837 MISC_REGISTERS_GPIO_OUTPUT_LOW, 1);
9838}
9839
9840static void elink_8481_link_reset(struct elink_phy *phy,
9841 struct elink_params *params)
9842{
9843 elink_cl45_write(params->sc, phy,
9844 MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x0000);
9845 elink_cl45_write(params->sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 1);
9846}
9847
9848static void elink_848x3_link_reset(struct elink_phy *phy,
9849 struct elink_params *params)
9850{
9851 struct bnx2x_softc *sc = params->sc;
9852 uint8_t port;
9853 uint16_t val16;
9854
9855 if (!(CHIP_IS_E1x(sc)))
9856 port = SC_PATH(sc);
9857 else
9858 port = params->port;
9859
9860 if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84823) {
9861 elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_3,
9862 MISC_REGISTERS_GPIO_OUTPUT_LOW, port);
9863 } else {
9864 elink_cl45_read(sc, phy,
9865 MDIO_CTL_DEVAD,
9866 MDIO_84833_TOP_CFG_XGPHY_STRAP1, &val16);
9867 val16 |= MDIO_84833_SUPER_ISOLATE;
9868 elink_cl45_write(sc, phy,
9869 MDIO_CTL_DEVAD,
9870 MDIO_84833_TOP_CFG_XGPHY_STRAP1, val16);
9871 }
9872}
9873
9874static void elink_848xx_set_link_led(struct elink_phy *phy,
9875 struct elink_params *params, uint8_t mode)
9876{
9877 struct bnx2x_softc *sc = params->sc;
9878 uint16_t val;
9879 __rte_unused uint8_t port;
9880
9881 if (!(CHIP_IS_E1x(sc)))
9882 port = SC_PATH(sc);
9883 else
9884 port = params->port;
9885
9886 switch (mode) {
9887 case ELINK_LED_MODE_OFF:
9888
9889 PMD_DRV_LOG(DEBUG, "Port 0x%x: LED MODE OFF", port);
9890
9891 if ((params->hw_led_mode << SHARED_HW_CFG_LED_MODE_SHIFT) ==
9892 SHARED_HW_CFG_LED_EXTPHY1) {
9893
9894 /* Set LED masks */
9895 elink_cl45_write(sc, phy,
9896 MDIO_PMA_DEVAD,
9897 MDIO_PMA_REG_8481_LED1_MASK, 0x0);
9898
9899 elink_cl45_write(sc, phy,
9900 MDIO_PMA_DEVAD,
9901 MDIO_PMA_REG_8481_LED2_MASK, 0x0);
9902
9903 elink_cl45_write(sc, phy,
9904 MDIO_PMA_DEVAD,
9905 MDIO_PMA_REG_8481_LED3_MASK, 0x0);
9906
9907 elink_cl45_write(sc, phy,
9908 MDIO_PMA_DEVAD,
9909 MDIO_PMA_REG_8481_LED5_MASK, 0x0);
9910
9911 } else {
9912 elink_cl45_write(sc, phy,
9913 MDIO_PMA_DEVAD,
9914 MDIO_PMA_REG_8481_LED1_MASK, 0x0);
9915 }
9916 break;
9917 case ELINK_LED_MODE_FRONT_PANEL_OFF:
9918
9919 PMD_DRV_LOG(DEBUG, "Port 0x%x: LED MODE FRONT PANEL OFF", port);
9920
9921 if ((params->hw_led_mode << SHARED_HW_CFG_LED_MODE_SHIFT) ==
9922 SHARED_HW_CFG_LED_EXTPHY1) {
9923
9924 /* Set LED masks */
9925 elink_cl45_write(sc, phy,
9926 MDIO_PMA_DEVAD,
9927 MDIO_PMA_REG_8481_LED1_MASK, 0x0);
9928
9929 elink_cl45_write(sc, phy,
9930 MDIO_PMA_DEVAD,
9931 MDIO_PMA_REG_8481_LED2_MASK, 0x0);
9932
9933 elink_cl45_write(sc, phy,
9934 MDIO_PMA_DEVAD,
9935 MDIO_PMA_REG_8481_LED3_MASK, 0x0);
9936
9937 elink_cl45_write(sc, phy,
9938 MDIO_PMA_DEVAD,
9939 MDIO_PMA_REG_8481_LED5_MASK, 0x20);
9940
9941 } else {
9942 elink_cl45_write(sc, phy,
9943 MDIO_PMA_DEVAD,
9944 MDIO_PMA_REG_8481_LED1_MASK, 0x0);
9945 if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834) {
9946 /* Disable MI_INT interrupt before setting LED4
9947 * source to constant off.
9948 */
9949 if (REG_RD(sc, NIG_REG_MASK_INTERRUPT_PORT0 +
9950 params->port * 4) &
9951 ELINK_NIG_MASK_MI_INT) {
9952 params->link_flags |=
9953 ELINK_LINK_FLAGS_INT_DISABLED;
9954
9955 elink_bits_dis(sc,
9956 NIG_REG_MASK_INTERRUPT_PORT0
9957 + params->port * 4,
9958 ELINK_NIG_MASK_MI_INT);
9959 }
9960 elink_cl45_write(sc, phy,
9961 MDIO_PMA_DEVAD,
9962 MDIO_PMA_REG_8481_SIGNAL_MASK,
9963 0x0);
9964 }
9965 }
9966 break;
9967 case ELINK_LED_MODE_ON:
9968
9969 PMD_DRV_LOG(DEBUG, "Port 0x%x: LED MODE ON", port);
9970
9971 if ((params->hw_led_mode << SHARED_HW_CFG_LED_MODE_SHIFT) ==
9972 SHARED_HW_CFG_LED_EXTPHY1) {
9973 /* Set control reg */
9974 elink_cl45_read(sc, phy,
9975 MDIO_PMA_DEVAD,
9976 MDIO_PMA_REG_8481_LINK_SIGNAL, &val);
9977 val &= 0x8000;
9978 val |= 0x2492;
9979
9980 elink_cl45_write(sc, phy,
9981 MDIO_PMA_DEVAD,
9982 MDIO_PMA_REG_8481_LINK_SIGNAL, val);
9983
9984 /* Set LED masks */
9985 elink_cl45_write(sc, phy,
9986 MDIO_PMA_DEVAD,
9987 MDIO_PMA_REG_8481_LED1_MASK, 0x0);
9988
9989 elink_cl45_write(sc, phy,
9990 MDIO_PMA_DEVAD,
9991 MDIO_PMA_REG_8481_LED2_MASK, 0x20);
9992
9993 elink_cl45_write(sc, phy,
9994 MDIO_PMA_DEVAD,
9995 MDIO_PMA_REG_8481_LED3_MASK, 0x20);
9996
9997 elink_cl45_write(sc, phy,
9998 MDIO_PMA_DEVAD,
9999 MDIO_PMA_REG_8481_LED5_MASK, 0x0);
10000 } else {
10001 elink_cl45_write(sc, phy,
10002 MDIO_PMA_DEVAD,
10003 MDIO_PMA_REG_8481_LED1_MASK, 0x20);
10004 if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834) {
10005 /* Disable MI_INT interrupt before setting LED4
10006 * source to constant on.
10007 */
10008 if (REG_RD(sc, NIG_REG_MASK_INTERRUPT_PORT0 +
10009 params->port * 4) &
10010 ELINK_NIG_MASK_MI_INT) {
10011 params->link_flags |=
10012 ELINK_LINK_FLAGS_INT_DISABLED;
10013
10014 elink_bits_dis(sc,
10015 NIG_REG_MASK_INTERRUPT_PORT0
10016 + params->port * 4,
10017 ELINK_NIG_MASK_MI_INT);
10018 }
10019 elink_cl45_write(sc, phy,
10020 MDIO_PMA_DEVAD,
10021 MDIO_PMA_REG_8481_SIGNAL_MASK,
10022 0x20);
10023 }
10024 }
10025 break;
10026
10027 case ELINK_LED_MODE_OPER:
10028
10029 PMD_DRV_LOG(DEBUG, "Port 0x%x: LED MODE OPER", port);
10030
10031 if ((params->hw_led_mode << SHARED_HW_CFG_LED_MODE_SHIFT) ==
10032 SHARED_HW_CFG_LED_EXTPHY1) {
10033
10034 /* Set control reg */
10035 elink_cl45_read(sc, phy,
10036 MDIO_PMA_DEVAD,
10037 MDIO_PMA_REG_8481_LINK_SIGNAL, &val);
10038
10039 if (!((val &
10040 MDIO_PMA_REG_8481_LINK_SIGNAL_LED4_ENABLE_MASK)
10041 >>
10042 MDIO_PMA_REG_8481_LINK_SIGNAL_LED4_ENABLE_SHIFT))
10043 {
10044 PMD_DRV_LOG(DEBUG, "Setting LINK_SIGNAL");
10045 elink_cl45_write(sc, phy,
10046 MDIO_PMA_DEVAD,
10047 MDIO_PMA_REG_8481_LINK_SIGNAL,
10048 0xa492);
10049 }
10050
10051 /* Set LED masks */
10052 elink_cl45_write(sc, phy,
10053 MDIO_PMA_DEVAD,
10054 MDIO_PMA_REG_8481_LED1_MASK, 0x10);
10055
10056 elink_cl45_write(sc, phy,
10057 MDIO_PMA_DEVAD,
10058 MDIO_PMA_REG_8481_LED2_MASK, 0x80);
10059
10060 elink_cl45_write(sc, phy,
10061 MDIO_PMA_DEVAD,
10062 MDIO_PMA_REG_8481_LED3_MASK, 0x98);
10063
10064 elink_cl45_write(sc, phy,
10065 MDIO_PMA_DEVAD,
10066 MDIO_PMA_REG_8481_LED5_MASK, 0x40);
10067
10068 } else {
10069 /* EXTPHY2 LED mode indicate that the 100M/1G/10G LED
10070 * sources are all wired through LED1, rather than only
10071 * 10G in other modes.
10072 */
10073 val = ((params->hw_led_mode <<
10074 SHARED_HW_CFG_LED_MODE_SHIFT) ==
10075 SHARED_HW_CFG_LED_EXTPHY2) ? 0x98 : 0x80;
10076
10077 elink_cl45_write(sc, phy,
10078 MDIO_PMA_DEVAD,
10079 MDIO_PMA_REG_8481_LED1_MASK, val);
10080
10081 /* Tell LED3 to blink on source */
10082 elink_cl45_read(sc, phy,
10083 MDIO_PMA_DEVAD,
10084 MDIO_PMA_REG_8481_LINK_SIGNAL, &val);
10085 val &= ~(7 << 6);
10086 val |= (1 << 6); /* A83B[8:6]= 1 */
10087 elink_cl45_write(sc, phy,
10088 MDIO_PMA_DEVAD,
10089 MDIO_PMA_REG_8481_LINK_SIGNAL, val);
10090 if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834) {
10091 /* Restore LED4 source to external link,
10092 * and re-enable interrupts.
10093 */
10094 elink_cl45_write(sc, phy,
10095 MDIO_PMA_DEVAD,
10096 MDIO_PMA_REG_8481_SIGNAL_MASK,
10097 0x40);
10098 if (params->link_flags &
10099 ELINK_LINK_FLAGS_INT_DISABLED) {
10100 elink_link_int_enable(params);
10101 params->link_flags &=
10102 ~ELINK_LINK_FLAGS_INT_DISABLED;
10103 }
10104 }
10105 }
10106 break;
10107 }
10108
10109 /* This is a workaround for E3+84833 until autoneg
10110 * restart is fixed in f/w
10111 */
10112 if (CHIP_IS_E3(sc)) {
10113 elink_cl45_read(sc, phy, MDIO_WC_DEVAD,
10114 MDIO_WC_REG_GP2_STATUS_GP_2_1, &val);
10115 }
10116}
10117
10118/******************************************************************/
10119/* 54618SE PHY SECTION */
10120/******************************************************************/
10121static void elink_54618se_specific_func(struct elink_phy *phy,
10122 struct elink_params *params,
10123 uint32_t action)
10124{
10125 struct bnx2x_softc *sc = params->sc;
10126 uint16_t temp;
10127 switch (action) {
10128 case ELINK_PHY_INIT:
10129 /* Configure LED4: set to INTR (0x6). */
10130 /* Accessing shadow register 0xe. */
10131 elink_cl22_write(sc, phy,
10132 MDIO_REG_GPHY_SHADOW,
10133 MDIO_REG_GPHY_SHADOW_LED_SEL2);
10134 elink_cl22_read(sc, phy, MDIO_REG_GPHY_SHADOW, &temp);
10135 temp &= ~(0xf << 4);
10136 temp |= (0x6 << 4);
10137 elink_cl22_write(sc, phy,
10138 MDIO_REG_GPHY_SHADOW,
10139 MDIO_REG_GPHY_SHADOW_WR_ENA | temp);
10140 /* Configure INTR based on link status change. */
10141 elink_cl22_write(sc, phy,
10142 MDIO_REG_INTR_MASK,
10143 ~MDIO_REG_INTR_MASK_LINK_STATUS);
10144 break;
10145 }
10146}
10147
10148static elink_status_t elink_54618se_config_init(struct elink_phy *phy,
10149 struct elink_params *params,
10150 struct elink_vars *vars)
10151{
10152 struct bnx2x_softc *sc = params->sc;
10153 uint8_t port;
10154 uint16_t autoneg_val, an_1000_val, an_10_100_val, fc_val, temp;
10155 uint32_t cfg_pin;
10156
10157 PMD_DRV_LOG(DEBUG, "54618SE cfg init");
10158 DELAY(1000 * 1);
10159
10160 /* This works with E3 only, no need to check the chip
10161 * before determining the port.
10162 */
10163 port = params->port;
10164
10165 cfg_pin = (REG_RD(sc, params->shmem_base +
10166 offsetof(struct shmem_region,
10167 dev_info.port_hw_config[port].
10168 e3_cmn_pin_cfg)) &
10169 PORT_HW_CFG_E3_PHY_RESET_MASK) >>
10170 PORT_HW_CFG_E3_PHY_RESET_SHIFT;
10171
10172 /* Drive pin high to bring the GPHY out of reset. */
10173 elink_set_cfg_pin(sc, cfg_pin, 1);
10174
10175 /* wait for GPHY to reset */
10176 DELAY(1000 * 50);
10177
10178 /* reset phy */
10179 elink_cl22_write(sc, phy, MDIO_PMA_REG_CTRL, 0x8000);
10180 elink_wait_reset_complete(sc, phy, params);
10181
10182 /* Wait for GPHY to reset */
10183 DELAY(1000 * 50);
10184
10185 elink_54618se_specific_func(phy, params, ELINK_PHY_INIT);
10186 /* Flip the signal detect polarity (set 0x1c.0x1e[8]). */
10187 elink_cl22_write(sc, phy,
10188 MDIO_REG_GPHY_SHADOW,
10189 MDIO_REG_GPHY_SHADOW_AUTO_DET_MED);
10190 elink_cl22_read(sc, phy, MDIO_REG_GPHY_SHADOW, &temp);
10191 temp |= MDIO_REG_GPHY_SHADOW_INVERT_FIB_SD;
10192 elink_cl22_write(sc, phy,
10193 MDIO_REG_GPHY_SHADOW,
10194 MDIO_REG_GPHY_SHADOW_WR_ENA | temp);
10195
10196 /* Set up fc */
10197 /* Please refer to Table 28B-3 of 802.3ab-1999 spec. */
10198 elink_calc_ieee_aneg_adv(phy, params, &vars->ieee_fc);
10199 fc_val = 0;
10200 if ((vars->ieee_fc & MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) ==
10201 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC)
10202 fc_val |= MDIO_AN_REG_ADV_PAUSE_ASYMMETRIC;
10203
10204 if ((vars->ieee_fc & MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) ==
10205 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH)
10206 fc_val |= MDIO_AN_REG_ADV_PAUSE_PAUSE;
10207
10208 /* Read all advertisement */
10209 elink_cl22_read(sc, phy, 0x09, &an_1000_val);
10210
10211 elink_cl22_read(sc, phy, 0x04, &an_10_100_val);
10212
10213 elink_cl22_read(sc, phy, MDIO_PMA_REG_CTRL, &autoneg_val);
10214
10215 /* Disable forced speed */
10216 autoneg_val &=
10217 ~((1 << 6) | (1 << 8) | (1 << 9) | (1 << 12) | (1 << 13));
10218 an_10_100_val &=
10219 ~((1 << 5) | (1 << 6) | (1 << 7) | (1 << 8) | (1 << 10) |
10220 (1 << 11));
10221
10222 if (((phy->req_line_speed == ELINK_SPEED_AUTO_NEG) &&
10223 (phy->speed_cap_mask &
10224 PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) ||
10225 (phy->req_line_speed == ELINK_SPEED_1000)) {
10226 an_1000_val |= (1 << 8);
10227 autoneg_val |= (1 << 9 | 1 << 12);
10228 if (phy->req_duplex == DUPLEX_FULL)
10229 an_1000_val |= (1 << 9);
10230 PMD_DRV_LOG(DEBUG, "Advertising 1G");
10231 } else
10232 an_1000_val &= ~((1 << 8) | (1 << 9));
10233
10234 elink_cl22_write(sc, phy, 0x09, an_1000_val);
10235 elink_cl22_read(sc, phy, 0x09, &an_1000_val);
10236
10237 /* Advertise 10/100 link speed */
10238 if (phy->req_line_speed == ELINK_SPEED_AUTO_NEG) {
10239 if (phy->speed_cap_mask &
10240 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF) {
10241 an_10_100_val |= (1 << 5);
10242 autoneg_val |= (1 << 9 | 1 << 12);
10243 PMD_DRV_LOG(DEBUG, "Advertising 10M-HD");
10244 }
10245 if (phy->speed_cap_mask &
10246 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF) {
10247 an_10_100_val |= (1 << 6);
10248 autoneg_val |= (1 << 9 | 1 << 12);
10249 PMD_DRV_LOG(DEBUG, "Advertising 10M-FD");
10250 }
10251 if (phy->speed_cap_mask &
10252 PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF) {
10253 an_10_100_val |= (1 << 7);
10254 autoneg_val |= (1 << 9 | 1 << 12);
10255 PMD_DRV_LOG(DEBUG, "Advertising 100M-HD");
10256 }
10257 if (phy->speed_cap_mask &
10258 PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL) {
10259 an_10_100_val |= (1 << 8);
10260 autoneg_val |= (1 << 9 | 1 << 12);
10261 PMD_DRV_LOG(DEBUG, "Advertising 100M-FD");
10262 }
10263 }
10264
10265 /* Only 10/100 are allowed to work in FORCE mode */
10266 if (phy->req_line_speed == ELINK_SPEED_100) {
10267 autoneg_val |= (1 << 13);
10268 /* Enabled AUTO-MDIX when autoneg is disabled */
10269 elink_cl22_write(sc, phy, 0x18, (1 << 15 | 1 << 9 | 7 << 0));
10270 PMD_DRV_LOG(DEBUG, "Setting 100M force");
10271 }
10272 if (phy->req_line_speed == ELINK_SPEED_10) {
10273 /* Enabled AUTO-MDIX when autoneg is disabled */
10274 elink_cl22_write(sc, phy, 0x18, (1 << 15 | 1 << 9 | 7 << 0));
10275 PMD_DRV_LOG(DEBUG, "Setting 10M force");
10276 }
10277
10278 if ((phy->flags & ELINK_FLAGS_EEE) && elink_eee_has_cap(params)) {
10279 elink_status_t rc;
10280
10281 elink_cl22_write(sc, phy, MDIO_REG_GPHY_EXP_ACCESS,
10282 MDIO_REG_GPHY_EXP_ACCESS_TOP |
10283 MDIO_REG_GPHY_EXP_TOP_2K_BUF);
10284 elink_cl22_read(sc, phy, MDIO_REG_GPHY_EXP_ACCESS_GATE, &temp);
10285 temp &= 0xfffe;
10286 elink_cl22_write(sc, phy, MDIO_REG_GPHY_EXP_ACCESS_GATE, temp);
10287
10288 rc = elink_eee_initial_config(params, vars, SHMEM_EEE_1G_ADV);
10289 if (rc != ELINK_STATUS_OK) {
10290 PMD_DRV_LOG(DEBUG, "Failed to configure EEE timers");
10291 elink_eee_disable(phy, params, vars);
10292 } else if ((params->eee_mode & ELINK_EEE_MODE_ADV_LPI) &&
10293 (phy->req_duplex == DUPLEX_FULL) &&
10294 (elink_eee_calc_timer(params) ||
10295 !(params->eee_mode & ELINK_EEE_MODE_ENABLE_LPI))) {
10296 /* Need to advertise EEE only when requested,
10297 * and either no LPI assertion was requested,
10298 * or it was requested and a valid timer was set.
10299 * Also notice full duplex is required for EEE.
10300 */
10301 elink_eee_advertise(phy, params, vars,
10302 SHMEM_EEE_1G_ADV);
10303 } else {
10304 PMD_DRV_LOG(DEBUG, "Don't Advertise 1GBase-T EEE");
10305 elink_eee_disable(phy, params, vars);
10306 }
10307 } else {
10308 vars->eee_status &= ~SHMEM_EEE_1G_ADV <<
10309 SHMEM_EEE_SUPPORTED_SHIFT;
10310
10311 if (phy->flags & ELINK_FLAGS_EEE) {
10312 /* Handle legacy auto-grEEEn */
10313 if (params->feature_config_flags &
10314 ELINK_FEATURE_CONFIG_AUTOGREEEN_ENABLED) {
10315 temp = 6;
10316 PMD_DRV_LOG(DEBUG, "Enabling Auto-GrEEEn");
10317 } else {
10318 temp = 0;
10319 PMD_DRV_LOG(DEBUG, "Don't Adv. EEE");
10320 }
10321 elink_cl45_write(sc, phy, MDIO_AN_DEVAD,
10322 MDIO_AN_REG_EEE_ADV, temp);
10323 }
10324 }
10325
10326 elink_cl22_write(sc, phy, 0x04, an_10_100_val | fc_val);
10327
10328 if (phy->req_duplex == DUPLEX_FULL)
10329 autoneg_val |= (1 << 8);
10330
10331 elink_cl22_write(sc, phy, MDIO_PMA_REG_CTRL, autoneg_val);
10332
10333 return ELINK_STATUS_OK;
10334}
10335
10336static void elink_5461x_set_link_led(struct elink_phy *phy,
10337 struct elink_params *params, uint8_t mode)
10338{
10339 struct bnx2x_softc *sc = params->sc;
10340 uint16_t temp;
10341
10342 elink_cl22_write(sc, phy,
10343 MDIO_REG_GPHY_SHADOW, MDIO_REG_GPHY_SHADOW_LED_SEL1);
10344 elink_cl22_read(sc, phy, MDIO_REG_GPHY_SHADOW, &temp);
10345 temp &= 0xff00;
10346
10347 PMD_DRV_LOG(DEBUG, "54618x set link led (mode=%x)", mode);
10348 switch (mode) {
10349 case ELINK_LED_MODE_FRONT_PANEL_OFF:
10350 case ELINK_LED_MODE_OFF:
10351 temp |= 0x00ee;
10352 break;
10353 case ELINK_LED_MODE_OPER:
10354 temp |= 0x0001;
10355 break;
10356 case ELINK_LED_MODE_ON:
10357 temp |= 0x00ff;
10358 break;
10359 default:
10360 break;
10361 }
10362 elink_cl22_write(sc, phy,
10363 MDIO_REG_GPHY_SHADOW,
10364 MDIO_REG_GPHY_SHADOW_WR_ENA | temp);
10365 return;
10366}
10367
10368static void elink_54618se_link_reset(struct elink_phy *phy,
10369 struct elink_params *params)
10370{
10371 struct bnx2x_softc *sc = params->sc;
10372 uint32_t cfg_pin;
10373 uint8_t port;
10374
10375 /* In case of no EPIO routed to reset the GPHY, put it
10376 * in low power mode.
10377 */
10378 elink_cl22_write(sc, phy, MDIO_PMA_REG_CTRL, 0x800);
10379 /* This works with E3 only, no need to check the chip
10380 * before determining the port.
10381 */
10382 port = params->port;
10383 cfg_pin = (REG_RD(sc, params->shmem_base +
10384 offsetof(struct shmem_region,
10385 dev_info.port_hw_config[port].
10386 e3_cmn_pin_cfg)) &
10387 PORT_HW_CFG_E3_PHY_RESET_MASK) >>
10388 PORT_HW_CFG_E3_PHY_RESET_SHIFT;
10389
10390 /* Drive pin low to put GPHY in reset. */
10391 elink_set_cfg_pin(sc, cfg_pin, 0);
10392}
10393
10394static uint8_t elink_54618se_read_status(struct elink_phy *phy,
10395 struct elink_params *params,
10396 struct elink_vars *vars)
10397{
10398 struct bnx2x_softc *sc = params->sc;
10399 uint16_t val;
10400 uint8_t link_up = 0;
10401 uint16_t legacy_status, legacy_speed;
10402
10403 /* Get speed operation status */
10404 elink_cl22_read(sc, phy, MDIO_REG_GPHY_AUX_STATUS, &legacy_status);
10405 PMD_DRV_LOG(DEBUG, "54618SE read_status: 0x%x", legacy_status);
10406
10407 /* Read status to clear the PHY interrupt. */
10408 elink_cl22_read(sc, phy, MDIO_REG_INTR_STATUS, &val);
10409
10410 link_up = ((legacy_status & (1 << 2)) == (1 << 2));
10411
10412 if (link_up) {
10413 legacy_speed = (legacy_status & (7 << 8));
10414 if (legacy_speed == (7 << 8)) {
10415 vars->line_speed = ELINK_SPEED_1000;
10416 vars->duplex = DUPLEX_FULL;
10417 } else if (legacy_speed == (6 << 8)) {
10418 vars->line_speed = ELINK_SPEED_1000;
10419 vars->duplex = DUPLEX_HALF;
10420 } else if (legacy_speed == (5 << 8)) {
10421 vars->line_speed = ELINK_SPEED_100;
10422 vars->duplex = DUPLEX_FULL;
10423 }
10424 /* Omitting 100Base-T4 for now */
10425 else if (legacy_speed == (3 << 8)) {
10426 vars->line_speed = ELINK_SPEED_100;
10427 vars->duplex = DUPLEX_HALF;
10428 } else if (legacy_speed == (2 << 8)) {
10429 vars->line_speed = ELINK_SPEED_10;
10430 vars->duplex = DUPLEX_FULL;
10431 } else if (legacy_speed == (1 << 8)) {
10432 vars->line_speed = ELINK_SPEED_10;
10433 vars->duplex = DUPLEX_HALF;
10434 } else /* Should not happen */
10435 vars->line_speed = 0;
10436
10437 PMD_DRV_LOG(DEBUG,
10438 "Link is up in %dMbps, is_duplex_full= %d",
10439 vars->line_speed, (vars->duplex == DUPLEX_FULL));
10440
10441 /* Check legacy speed AN resolution */
10442 elink_cl22_read(sc, phy, 0x01, &val);
10443 if (val & (1 << 5))
10444 vars->link_status |=
10445 LINK_STATUS_AUTO_NEGOTIATE_COMPLETE;
10446 elink_cl22_read(sc, phy, 0x06, &val);
10447 if ((val & (1 << 0)) == 0)
10448 vars->link_status |=
10449 LINK_STATUS_PARALLEL_DETECTION_USED;
10450
10451 PMD_DRV_LOG(DEBUG, "BNX2X54618SE: link speed is %d",
10452 vars->line_speed);
10453
10454 elink_ext_phy_resolve_fc(phy, params, vars);
10455
10456 if (vars->link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) {
10457 /* Report LP advertised speeds */
10458 elink_cl22_read(sc, phy, 0x5, &val);
10459
10460 if (val & (1 << 5))
10461 vars->link_status |=
10462 LINK_STATUS_LINK_PARTNER_10THD_CAPABLE;
10463 if (val & (1 << 6))
10464 vars->link_status |=
10465 LINK_STATUS_LINK_PARTNER_10TFD_CAPABLE;
10466 if (val & (1 << 7))
10467 vars->link_status |=
10468 LINK_STATUS_LINK_PARTNER_100TXHD_CAPABLE;
10469 if (val & (1 << 8))
10470 vars->link_status |=
10471 LINK_STATUS_LINK_PARTNER_100TXFD_CAPABLE;
10472 if (val & (1 << 9))
10473 vars->link_status |=
10474 LINK_STATUS_LINK_PARTNER_100T4_CAPABLE;
10475
10476 elink_cl22_read(sc, phy, 0xa, &val);
10477 if (val & (1 << 10))
10478 vars->link_status |=
10479 LINK_STATUS_LINK_PARTNER_1000THD_CAPABLE;
10480 if (val & (1 << 11))
10481 vars->link_status |=
10482 LINK_STATUS_LINK_PARTNER_1000TFD_CAPABLE;
10483
10484 if ((phy->flags & ELINK_FLAGS_EEE) &&
10485 elink_eee_has_cap(params))
10486 elink_eee_an_resolve(phy, params, vars);
10487 }
10488 }
10489 return link_up;
10490}
10491
10492static void elink_54618se_config_loopback(struct elink_phy *phy,
10493 struct elink_params *params)
10494{
10495 struct bnx2x_softc *sc = params->sc;
10496 uint16_t val;
10497 uint32_t umac_base = params->port ? GRCBASE_UMAC1 : GRCBASE_UMAC0;
10498
10499 PMD_DRV_LOG(DEBUG, "2PMA/PMD ext_phy_loopback: 54618se");
10500
10501 /* Enable master/slave manual mmode and set to master */
10502 /* mii write 9 [bits set 11 12] */
10503 elink_cl22_write(sc, phy, 0x09, 3 << 11);
10504
10505 /* forced 1G and disable autoneg */
10506 /* set val [mii read 0] */
10507 /* set val [expr $val & [bits clear 6 12 13]] */
10508 /* set val [expr $val | [bits set 6 8]] */
10509 /* mii write 0 $val */
10510 elink_cl22_read(sc, phy, 0x00, &val);
10511 val &= ~((1 << 6) | (1 << 12) | (1 << 13));
10512 val |= (1 << 6) | (1 << 8);
10513 elink_cl22_write(sc, phy, 0x00, val);
10514
10515 /* Set external loopback and Tx using 6dB coding */
10516 /* mii write 0x18 7 */
10517 /* set val [mii read 0x18] */
10518 /* mii write 0x18 [expr $val | [bits set 10 15]] */
10519 elink_cl22_write(sc, phy, 0x18, 7);
10520 elink_cl22_read(sc, phy, 0x18, &val);
10521 elink_cl22_write(sc, phy, 0x18, val | (1 << 10) | (1 << 15));
10522
10523 /* This register opens the gate for the UMAC despite its name */
10524 REG_WR(sc, NIG_REG_EGRESS_EMAC0_PORT + params->port * 4, 1);
10525
10526 /* Maximum Frame Length (RW). Defines a 14-Bit maximum frame
10527 * length used by the MAC receive logic to check frames.
10528 */
10529 REG_WR(sc, umac_base + UMAC_REG_MAXFR, 0x2710);
10530}
10531
10532/******************************************************************/
10533/* SFX7101 PHY SECTION */
10534/******************************************************************/
10535static void elink_7101_config_loopback(struct elink_phy *phy,
10536 struct elink_params *params)
10537{
10538 struct bnx2x_softc *sc = params->sc;
10539 /* SFX7101_XGXS_TEST1 */
10540 elink_cl45_write(sc, phy,
10541 MDIO_XS_DEVAD, MDIO_XS_SFX7101_XGXS_TEST1, 0x100);
10542}
10543
10544static elink_status_t elink_7101_config_init(struct elink_phy *phy,
10545 struct elink_params *params,
10546 struct elink_vars *vars)
10547{
10548 uint16_t fw_ver1, fw_ver2, val;
10549 struct bnx2x_softc *sc = params->sc;
10550 PMD_DRV_LOG(DEBUG, "Setting the SFX7101 LASI indication");
10551
10552 /* Restore normal power mode */
10553 elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_2,
10554 MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port);
10555 /* HW reset */
10556 elink_ext_phy_hw_reset(sc, params->port);
10557 elink_wait_reset_complete(sc, phy, params);
10558
10559 elink_cl45_write(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 0x1);
10560 PMD_DRV_LOG(DEBUG, "Setting the SFX7101 LED to blink on traffic");
10561 elink_cl45_write(sc, phy,
10562 MDIO_PMA_DEVAD, MDIO_PMA_REG_7107_LED_CNTL, (1 << 3));
10563
10564 elink_ext_phy_set_pause(params, phy, vars);
10565 /* Restart autoneg */
10566 elink_cl45_read(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, &val);
10567 val |= 0x200;
10568 elink_cl45_write(sc, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, val);
10569
10570 /* Save spirom version */
10571 elink_cl45_read(sc, phy,
10572 MDIO_PMA_DEVAD, MDIO_PMA_REG_7101_VER1, &fw_ver1);
10573
10574 elink_cl45_read(sc, phy,
10575 MDIO_PMA_DEVAD, MDIO_PMA_REG_7101_VER2, &fw_ver2);
10576 elink_save_spirom_version(sc, params->port,
10577 (uint32_t) (fw_ver1 << 16 | fw_ver2),
10578 phy->ver_addr);
10579 return ELINK_STATUS_OK;
10580}
10581
10582static uint8_t elink_7101_read_status(struct elink_phy *phy,
10583 struct elink_params *params,
10584 struct elink_vars *vars)
10585{
10586 struct bnx2x_softc *sc = params->sc;
10587 uint8_t link_up;
10588 uint16_t val1, val2;
10589 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_STAT, &val2);
10590 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_STAT, &val1);
10591 PMD_DRV_LOG(DEBUG, "10G-base-T LASI status 0x%x->0x%x", val2, val1);
10592 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val2);
10593 elink_cl45_read(sc, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val1);
10594 PMD_DRV_LOG(DEBUG, "10G-base-T PMA status 0x%x->0x%x", val2, val1);
10595 link_up = ((val1 & 4) == 4);
10596 /* If link is up print the AN outcome of the SFX7101 PHY */
10597 if (link_up) {
10598 elink_cl45_read(sc, phy,
10599 MDIO_AN_DEVAD, MDIO_AN_REG_MASTER_STATUS,
10600 &val2);
10601 vars->line_speed = ELINK_SPEED_10000;
10602 vars->duplex = DUPLEX_FULL;
10603 PMD_DRV_LOG(DEBUG, "SFX7101 AN status 0x%x->Master=%x",
10604 val2, (val2 & (1 << 14)));
10605 elink_ext_phy_10G_an_resolve(sc, phy, vars);
10606 elink_ext_phy_resolve_fc(phy, params, vars);
10607
10608 /* Read LP advertised speeds */
10609 if (val2 & (1 << 11))
10610 vars->link_status |=
10611 LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE;
10612 }
10613 return link_up;
10614}
10615
10616static elink_status_t elink_7101_format_ver(uint32_t spirom_ver, uint8_t * str,
10617 uint16_t * len)
10618{
10619 if (*len < 5)
10620 return ELINK_STATUS_ERROR;
10621 str[0] = (spirom_ver & 0xFF);
10622 str[1] = (spirom_ver & 0xFF00) >> 8;
10623 str[2] = (spirom_ver & 0xFF0000) >> 16;
10624 str[3] = (spirom_ver & 0xFF000000) >> 24;
10625 str[4] = '\0';
10626 *len -= 5;
10627 return ELINK_STATUS_OK;
10628}
10629
10630static void elink_7101_hw_reset(__rte_unused struct elink_phy *phy,
10631 struct elink_params *params)
10632{
10633 /* Low power mode is controlled by GPIO 2 */
10634 elink_cb_gpio_write(params->sc, MISC_REGISTERS_GPIO_2,
10635 MISC_REGISTERS_GPIO_OUTPUT_LOW, params->port);
10636 /* The PHY reset is controlled by GPIO 1 */
10637 elink_cb_gpio_write(params->sc, MISC_REGISTERS_GPIO_1,
10638 MISC_REGISTERS_GPIO_OUTPUT_LOW, params->port);
10639}
10640
10641static void elink_7101_set_link_led(struct elink_phy *phy,
10642 struct elink_params *params, uint8_t mode)
10643{
10644 uint16_t val = 0;
10645 struct bnx2x_softc *sc = params->sc;
10646 switch (mode) {
10647 case ELINK_LED_MODE_FRONT_PANEL_OFF:
10648 case ELINK_LED_MODE_OFF:
10649 val = 2;
10650 break;
10651 case ELINK_LED_MODE_ON:
10652 val = 1;
10653 break;
10654 case ELINK_LED_MODE_OPER:
10655 val = 0;
10656 break;
10657 }
10658 elink_cl45_write(sc, phy,
10659 MDIO_PMA_DEVAD, MDIO_PMA_REG_7107_LINK_LED_CNTL, val);
10660}
10661
10662/******************************************************************/
10663/* STATIC PHY DECLARATION */
10664/******************************************************************/
10665
10666static const struct elink_phy phy_null = {
10667 .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN,
10668 .addr = 0,
10669 .def_md_devad = 0,
10670 .flags = ELINK_FLAGS_INIT_XGXS_FIRST,
10671 .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10672 .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10673 .mdio_ctrl = 0,
10674 .supported = 0,
10675 .media_type = ELINK_ETH_PHY_NOT_PRESENT,
10676 .ver_addr = 0,
10677 .req_flow_ctrl = 0,
10678 .req_line_speed = 0,
10679 .speed_cap_mask = 0,
10680 .req_duplex = 0,
10681 .rsrv = 0,
10682 .config_init = (config_init_t) NULL,
10683 .read_status = (read_status_t) NULL,
10684 .link_reset = (link_reset_t) NULL,
10685 .config_loopback = (config_loopback_t) NULL,
10686 .format_fw_ver = (format_fw_ver_t) NULL,
10687 .hw_reset = (hw_reset_t) NULL,
10688 .set_link_led = (set_link_led_t) NULL,
10689 .phy_specific_func = (phy_specific_func_t) NULL
10690};
10691
10692static const struct elink_phy phy_serdes = {
10693 .type = PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT,
10694 .addr = 0xff,
10695 .def_md_devad = 0,
10696 .flags = 0,
10697 .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10698 .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10699 .mdio_ctrl = 0,
10700 .supported = (ELINK_SUPPORTED_10baseT_Half |
10701 ELINK_SUPPORTED_10baseT_Full |
10702 ELINK_SUPPORTED_100baseT_Half |
10703 ELINK_SUPPORTED_100baseT_Full |
10704 ELINK_SUPPORTED_1000baseT_Full |
10705 ELINK_SUPPORTED_2500baseX_Full |
10706 ELINK_SUPPORTED_TP |
10707 ELINK_SUPPORTED_Autoneg |
10708 ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
10709 .media_type = ELINK_ETH_PHY_BASE_T,
10710 .ver_addr = 0,
10711 .req_flow_ctrl = 0,
10712 .req_line_speed = 0,
10713 .speed_cap_mask = 0,
10714 .req_duplex = 0,
10715 .rsrv = 0,
10716 .config_init = (config_init_t) elink_xgxs_config_init,
10717 .read_status = (read_status_t) elink_link_settings_status,
10718 .link_reset = (link_reset_t) elink_int_link_reset,
10719 .config_loopback = (config_loopback_t) NULL,
10720 .format_fw_ver = (format_fw_ver_t) NULL,
10721 .hw_reset = (hw_reset_t) NULL,
10722 .set_link_led = (set_link_led_t) NULL,
10723 .phy_specific_func = (phy_specific_func_t) NULL
10724};
10725
10726static const struct elink_phy phy_xgxs = {
10727 .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT,
10728 .addr = 0xff,
10729 .def_md_devad = 0,
10730 .flags = 0,
10731 .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10732 .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10733 .mdio_ctrl = 0,
10734 .supported = (ELINK_SUPPORTED_10baseT_Half |
10735 ELINK_SUPPORTED_10baseT_Full |
10736 ELINK_SUPPORTED_100baseT_Half |
10737 ELINK_SUPPORTED_100baseT_Full |
10738 ELINK_SUPPORTED_1000baseT_Full |
10739 ELINK_SUPPORTED_2500baseX_Full |
10740 ELINK_SUPPORTED_10000baseT_Full |
10741 ELINK_SUPPORTED_FIBRE |
10742 ELINK_SUPPORTED_Autoneg |
10743 ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
10744 .media_type = ELINK_ETH_PHY_CX4,
10745 .ver_addr = 0,
10746 .req_flow_ctrl = 0,
10747 .req_line_speed = 0,
10748 .speed_cap_mask = 0,
10749 .req_duplex = 0,
10750 .rsrv = 0,
10751 .config_init = (config_init_t) elink_xgxs_config_init,
10752 .read_status = (read_status_t) elink_link_settings_status,
10753 .link_reset = (link_reset_t) elink_int_link_reset,
10754 .config_loopback = (config_loopback_t) elink_set_xgxs_loopback,
10755 .format_fw_ver = (format_fw_ver_t) NULL,
10756 .hw_reset = (hw_reset_t) NULL,
10757 .set_link_led = (set_link_led_t) NULL,
10758 .phy_specific_func = (phy_specific_func_t) elink_xgxs_specific_func
10759};
10760
10761static const struct elink_phy phy_warpcore = {
10762 .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT,
10763 .addr = 0xff,
10764 .def_md_devad = 0,
10765 .flags = ELINK_FLAGS_TX_ERROR_CHECK,
10766 .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10767 .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10768 .mdio_ctrl = 0,
10769 .supported = (ELINK_SUPPORTED_10baseT_Half |
10770 ELINK_SUPPORTED_10baseT_Full |
10771 ELINK_SUPPORTED_100baseT_Half |
10772 ELINK_SUPPORTED_100baseT_Full |
10773 ELINK_SUPPORTED_1000baseT_Full |
10774 ELINK_SUPPORTED_10000baseT_Full |
10775 ELINK_SUPPORTED_20000baseKR2_Full |
10776 ELINK_SUPPORTED_20000baseMLD2_Full |
10777 ELINK_SUPPORTED_FIBRE |
10778 ELINK_SUPPORTED_Autoneg |
10779 ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
10780 .media_type = ELINK_ETH_PHY_UNSPECIFIED,
10781 .ver_addr = 0,
10782 .req_flow_ctrl = 0,
10783 .req_line_speed = 0,
10784 .speed_cap_mask = 0,
10785 /* req_duplex = */ 0,
10786 /* rsrv = */ 0,
10787 .config_init = (config_init_t) elink_warpcore_config_init,
10788 .read_status = (read_status_t) elink_warpcore_read_status,
10789 .link_reset = (link_reset_t) elink_warpcore_link_reset,
10790 .config_loopback = (config_loopback_t) elink_set_warpcore_loopback,
10791 .format_fw_ver = (format_fw_ver_t) NULL,
10792 .hw_reset = (hw_reset_t) elink_warpcore_hw_reset,
10793 .set_link_led = (set_link_led_t) NULL,
10794 .phy_specific_func = (phy_specific_func_t) NULL
10795};
10796
10797static const struct elink_phy phy_7101 = {
10798 .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101,
10799 .addr = 0xff,
10800 .def_md_devad = 0,
10801 .flags = ELINK_FLAGS_FAN_FAILURE_DET_REQ,
10802 .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10803 .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10804 .mdio_ctrl = 0,
10805 .supported = (ELINK_SUPPORTED_10000baseT_Full |
10806 ELINK_SUPPORTED_TP |
10807 ELINK_SUPPORTED_Autoneg |
10808 ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
10809 .media_type = ELINK_ETH_PHY_BASE_T,
10810 .ver_addr = 0,
10811 .req_flow_ctrl = 0,
10812 .req_line_speed = 0,
10813 .speed_cap_mask = 0,
10814 .req_duplex = 0,
10815 .rsrv = 0,
10816 .config_init = (config_init_t) elink_7101_config_init,
10817 .read_status = (read_status_t) elink_7101_read_status,
10818 .link_reset = (link_reset_t) elink_common_ext_link_reset,
10819 .config_loopback = (config_loopback_t) elink_7101_config_loopback,
10820 .format_fw_ver = (format_fw_ver_t) elink_7101_format_ver,
10821 .hw_reset = (hw_reset_t) elink_7101_hw_reset,
10822 .set_link_led = (set_link_led_t) elink_7101_set_link_led,
10823 .phy_specific_func = (phy_specific_func_t) NULL
10824};
10825
10826static const struct elink_phy phy_8073 = {
10827 .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8073,
10828 .addr = 0xff,
10829 .def_md_devad = 0,
10830 .flags = 0,
10831 .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10832 .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10833 .mdio_ctrl = 0,
10834 .supported = (ELINK_SUPPORTED_10000baseT_Full |
10835 ELINK_SUPPORTED_2500baseX_Full |
10836 ELINK_SUPPORTED_1000baseT_Full |
10837 ELINK_SUPPORTED_FIBRE |
10838 ELINK_SUPPORTED_Autoneg |
10839 ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
10840 .media_type = ELINK_ETH_PHY_KR,
10841 .ver_addr = 0,
10842 .req_flow_ctrl = 0,
10843 .req_line_speed = 0,
10844 .speed_cap_mask = 0,
10845 .req_duplex = 0,
10846 .rsrv = 0,
10847 .config_init = (config_init_t) elink_8073_config_init,
10848 .read_status = (read_status_t) elink_8073_read_status,
10849 .link_reset = (link_reset_t) elink_8073_link_reset,
10850 .config_loopback = (config_loopback_t) NULL,
10851 .format_fw_ver = (format_fw_ver_t) elink_format_ver,
10852 .hw_reset = (hw_reset_t) NULL,
10853 .set_link_led = (set_link_led_t) NULL,
10854 .phy_specific_func = (phy_specific_func_t) elink_8073_specific_func
10855};
10856
10857static const struct elink_phy phy_8705 = {
10858 .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8705,
10859 .addr = 0xff,
10860 .def_md_devad = 0,
10861 .flags = ELINK_FLAGS_INIT_XGXS_FIRST,
10862 .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10863 .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10864 .mdio_ctrl = 0,
10865 .supported = (ELINK_SUPPORTED_10000baseT_Full |
10866 ELINK_SUPPORTED_FIBRE |
10867 ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
10868 .media_type = ELINK_ETH_PHY_XFP_FIBER,
10869 .ver_addr = 0,
10870 .req_flow_ctrl = 0,
10871 .req_line_speed = 0,
10872 .speed_cap_mask = 0,
10873 .req_duplex = 0,
10874 .rsrv = 0,
10875 .config_init = (config_init_t) elink_8705_config_init,
10876 .read_status = (read_status_t) elink_8705_read_status,
10877 .link_reset = (link_reset_t) elink_common_ext_link_reset,
10878 .config_loopback = (config_loopback_t) NULL,
10879 .format_fw_ver = (format_fw_ver_t) elink_null_format_ver,
10880 .hw_reset = (hw_reset_t) NULL,
10881 .set_link_led = (set_link_led_t) NULL,
10882 .phy_specific_func = (phy_specific_func_t) NULL
10883};
10884
10885static const struct elink_phy phy_8706 = {
10886 .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8706,
10887 .addr = 0xff,
10888 .def_md_devad = 0,
10889 .flags = ELINK_FLAGS_INIT_XGXS_FIRST,
10890 .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10891 .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10892 .mdio_ctrl = 0,
10893 .supported = (ELINK_SUPPORTED_10000baseT_Full |
10894 ELINK_SUPPORTED_1000baseT_Full |
10895 ELINK_SUPPORTED_FIBRE |
10896 ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
10897 .media_type = ELINK_ETH_PHY_SFPP_10G_FIBER,
10898 .ver_addr = 0,
10899 .req_flow_ctrl = 0,
10900 .req_line_speed = 0,
10901 .speed_cap_mask = 0,
10902 .req_duplex = 0,
10903 .rsrv = 0,
10904 .config_init = (config_init_t) elink_8706_config_init,
10905 .read_status = (read_status_t) elink_8706_read_status,
10906 .link_reset = (link_reset_t) elink_common_ext_link_reset,
10907 .config_loopback = (config_loopback_t) NULL,
10908 .format_fw_ver = (format_fw_ver_t) elink_format_ver,
10909 .hw_reset = (hw_reset_t) NULL,
10910 .set_link_led = (set_link_led_t) NULL,
10911 .phy_specific_func = (phy_specific_func_t) NULL
10912};
10913
10914static const struct elink_phy phy_8726 = {
10915 .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8726,
10916 .addr = 0xff,
10917 .def_md_devad = 0,
10918 .flags = (ELINK_FLAGS_INIT_XGXS_FIRST | ELINK_FLAGS_TX_ERROR_CHECK),
10919 .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10920 .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10921 .mdio_ctrl = 0,
10922 .supported = (ELINK_SUPPORTED_10000baseT_Full |
10923 ELINK_SUPPORTED_1000baseT_Full |
10924 ELINK_SUPPORTED_Autoneg |
10925 ELINK_SUPPORTED_FIBRE |
10926 ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
10927 .media_type = ELINK_ETH_PHY_NOT_PRESENT,
10928 .ver_addr = 0,
10929 .req_flow_ctrl = 0,
10930 .req_line_speed = 0,
10931 .speed_cap_mask = 0,
10932 .req_duplex = 0,
10933 .rsrv = 0,
10934 .config_init = (config_init_t) elink_8726_config_init,
10935 .read_status = (read_status_t) elink_8726_read_status,
10936 .link_reset = (link_reset_t) elink_8726_link_reset,
10937 .config_loopback = (config_loopback_t) elink_8726_config_loopback,
10938 .format_fw_ver = (format_fw_ver_t) elink_format_ver,
10939 .hw_reset = (hw_reset_t) NULL,
10940 .set_link_led = (set_link_led_t) NULL,
10941 .phy_specific_func = (phy_specific_func_t) NULL
10942};
10943
10944static const struct elink_phy phy_8727 = {
10945 .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8727,
10946 .addr = 0xff,
10947 .def_md_devad = 0,
10948 .flags = (ELINK_FLAGS_FAN_FAILURE_DET_REQ | ELINK_FLAGS_TX_ERROR_CHECK),
10949 .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10950 .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10951 .mdio_ctrl = 0,
10952 .supported = (ELINK_SUPPORTED_10000baseT_Full |
10953 ELINK_SUPPORTED_1000baseT_Full |
10954 ELINK_SUPPORTED_FIBRE |
10955 ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
10956 .media_type = ELINK_ETH_PHY_NOT_PRESENT,
10957 .ver_addr = 0,
10958 .req_flow_ctrl = 0,
10959 .req_line_speed = 0,
10960 .speed_cap_mask = 0,
10961 .req_duplex = 0,
10962 .rsrv = 0,
10963 .config_init = (config_init_t) elink_8727_config_init,
10964 .read_status = (read_status_t) elink_8727_read_status,
10965 .link_reset = (link_reset_t) elink_8727_link_reset,
10966 .config_loopback = (config_loopback_t) NULL,
10967 .format_fw_ver = (format_fw_ver_t) elink_format_ver,
10968 .hw_reset = (hw_reset_t) elink_8727_hw_reset,
10969 .set_link_led = (set_link_led_t) elink_8727_set_link_led,
10970 .phy_specific_func = (phy_specific_func_t) elink_8727_specific_func
10971};
10972
10973static const struct elink_phy phy_8481 = {
10974 .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8481,
10975 .addr = 0xff,
10976 .def_md_devad = 0,
10977 .flags = ELINK_FLAGS_FAN_FAILURE_DET_REQ |
10978 ELINK_FLAGS_REARM_LATCH_SIGNAL,
10979 .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10980 .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
10981 .mdio_ctrl = 0,
10982 .supported = (ELINK_SUPPORTED_10baseT_Half |
10983 ELINK_SUPPORTED_10baseT_Full |
10984 ELINK_SUPPORTED_100baseT_Half |
10985 ELINK_SUPPORTED_100baseT_Full |
10986 ELINK_SUPPORTED_1000baseT_Full |
10987 ELINK_SUPPORTED_10000baseT_Full |
10988 ELINK_SUPPORTED_TP |
10989 ELINK_SUPPORTED_Autoneg |
10990 ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
10991 .media_type = ELINK_ETH_PHY_BASE_T,
10992 .ver_addr = 0,
10993 .req_flow_ctrl = 0,
10994 .req_line_speed = 0,
10995 .speed_cap_mask = 0,
10996 .req_duplex = 0,
10997 .rsrv = 0,
10998 .config_init = (config_init_t) elink_8481_config_init,
10999 .read_status = (read_status_t) elink_848xx_read_status,
11000 .link_reset = (link_reset_t) elink_8481_link_reset,
11001 .config_loopback = (config_loopback_t) NULL,
11002 .format_fw_ver = (format_fw_ver_t) elink_848xx_format_ver,
11003 .hw_reset = (hw_reset_t) elink_8481_hw_reset,
11004 .set_link_led = (set_link_led_t) elink_848xx_set_link_led,
11005 .phy_specific_func = (phy_specific_func_t) NULL
11006};
11007
11008static const struct elink_phy phy_84823 = {
11009 .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84823,
11010 .addr = 0xff,
11011 .def_md_devad = 0,
11012 .flags = (ELINK_FLAGS_FAN_FAILURE_DET_REQ |
11013 ELINK_FLAGS_REARM_LATCH_SIGNAL | ELINK_FLAGS_TX_ERROR_CHECK),
11014 .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
11015 .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
11016 .mdio_ctrl = 0,
11017 .supported = (ELINK_SUPPORTED_10baseT_Half |
11018 ELINK_SUPPORTED_10baseT_Full |
11019 ELINK_SUPPORTED_100baseT_Half |
11020 ELINK_SUPPORTED_100baseT_Full |
11021 ELINK_SUPPORTED_1000baseT_Full |
11022 ELINK_SUPPORTED_10000baseT_Full |
11023 ELINK_SUPPORTED_TP |
11024 ELINK_SUPPORTED_Autoneg |
11025 ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
11026 .media_type = ELINK_ETH_PHY_BASE_T,
11027 .ver_addr = 0,
11028 .req_flow_ctrl = 0,
11029 .req_line_speed = 0,
11030 .speed_cap_mask = 0,
11031 .req_duplex = 0,
11032 .rsrv = 0,
11033 .config_init = (config_init_t) elink_848x3_config_init,
11034 .read_status = (read_status_t) elink_848xx_read_status,
11035 .link_reset = (link_reset_t) elink_848x3_link_reset,
11036 .config_loopback = (config_loopback_t) NULL,
11037 .format_fw_ver = (format_fw_ver_t) elink_848xx_format_ver,
11038 .hw_reset = (hw_reset_t) NULL,
11039 .set_link_led = (set_link_led_t) elink_848xx_set_link_led,
11040 .phy_specific_func = (phy_specific_func_t) elink_848xx_specific_func
11041};
11042
11043static const struct elink_phy phy_84833 = {
11044 .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833,
11045 .addr = 0xff,
11046 .def_md_devad = 0,
11047 .flags = (ELINK_FLAGS_FAN_FAILURE_DET_REQ |
11048 ELINK_FLAGS_REARM_LATCH_SIGNAL |
11049 ELINK_FLAGS_TX_ERROR_CHECK | ELINK_FLAGS_TEMPERATURE),
11050 .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
11051 .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
11052 .mdio_ctrl = 0,
11053 .supported = (ELINK_SUPPORTED_100baseT_Half |
11054 ELINK_SUPPORTED_100baseT_Full |
11055 ELINK_SUPPORTED_1000baseT_Full |
11056 ELINK_SUPPORTED_10000baseT_Full |
11057 ELINK_SUPPORTED_TP |
11058 ELINK_SUPPORTED_Autoneg |
11059 ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
11060 .media_type = ELINK_ETH_PHY_BASE_T,
11061 .ver_addr = 0,
11062 .req_flow_ctrl = 0,
11063 .req_line_speed = 0,
11064 .speed_cap_mask = 0,
11065 .req_duplex = 0,
11066 .rsrv = 0,
11067 .config_init = (config_init_t) elink_848x3_config_init,
11068 .read_status = (read_status_t) elink_848xx_read_status,
11069 .link_reset = (link_reset_t) elink_848x3_link_reset,
11070 .config_loopback = (config_loopback_t) NULL,
11071 .format_fw_ver = (format_fw_ver_t) elink_848xx_format_ver,
11072 .hw_reset = (hw_reset_t) elink_84833_hw_reset_phy,
11073 .set_link_led = (set_link_led_t) elink_848xx_set_link_led,
11074 .phy_specific_func = (phy_specific_func_t) elink_848xx_specific_func
11075};
11076
11077static const struct elink_phy phy_84834 = {
11078 .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834,
11079 .addr = 0xff,
11080 .def_md_devad = 0,
11081 .flags = ELINK_FLAGS_FAN_FAILURE_DET_REQ |
11082 ELINK_FLAGS_REARM_LATCH_SIGNAL,
11083 .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
11084 .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
11085 .mdio_ctrl = 0,
11086 .supported = (ELINK_SUPPORTED_100baseT_Half |
11087 ELINK_SUPPORTED_100baseT_Full |
11088 ELINK_SUPPORTED_1000baseT_Full |
11089 ELINK_SUPPORTED_10000baseT_Full |
11090 ELINK_SUPPORTED_TP |
11091 ELINK_SUPPORTED_Autoneg |
11092 ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
11093 .media_type = ELINK_ETH_PHY_BASE_T,
11094 .ver_addr = 0,
11095 .req_flow_ctrl = 0,
11096 .req_line_speed = 0,
11097 .speed_cap_mask = 0,
11098 .req_duplex = 0,
11099 .rsrv = 0,
11100 .config_init = (config_init_t) elink_848x3_config_init,
11101 .read_status = (read_status_t) elink_848xx_read_status,
11102 .link_reset = (link_reset_t) elink_848x3_link_reset,
11103 .config_loopback = (config_loopback_t) NULL,
11104 .format_fw_ver = (format_fw_ver_t) elink_848xx_format_ver,
11105 .hw_reset = (hw_reset_t) elink_84833_hw_reset_phy,
11106 .set_link_led = (set_link_led_t) elink_848xx_set_link_led,
11107 .phy_specific_func = (phy_specific_func_t) elink_848xx_specific_func
11108};
11109
11110static const struct elink_phy phy_54618se = {
11111 .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X54618SE,
11112 .addr = 0xff,
11113 .def_md_devad = 0,
11114 .flags = ELINK_FLAGS_INIT_XGXS_FIRST,
11115 .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
11116 .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
11117 .mdio_ctrl = 0,
11118 .supported = (ELINK_SUPPORTED_10baseT_Half |
11119 ELINK_SUPPORTED_10baseT_Full |
11120 ELINK_SUPPORTED_100baseT_Half |
11121 ELINK_SUPPORTED_100baseT_Full |
11122 ELINK_SUPPORTED_1000baseT_Full |
11123 ELINK_SUPPORTED_TP |
11124 ELINK_SUPPORTED_Autoneg |
11125 ELINK_SUPPORTED_Pause | ELINK_SUPPORTED_Asym_Pause),
11126 .media_type = ELINK_ETH_PHY_BASE_T,
11127 .ver_addr = 0,
11128 .req_flow_ctrl = 0,
11129 .req_line_speed = 0,
11130 .speed_cap_mask = 0,
11131 /* req_duplex = */ 0,
11132 /* rsrv = */ 0,
11133 .config_init = (config_init_t) elink_54618se_config_init,
11134 .read_status = (read_status_t) elink_54618se_read_status,
11135 .link_reset = (link_reset_t) elink_54618se_link_reset,
11136 .config_loopback = (config_loopback_t) elink_54618se_config_loopback,
11137 .format_fw_ver = (format_fw_ver_t) NULL,
11138 .hw_reset = (hw_reset_t) NULL,
11139 .set_link_led = (set_link_led_t) elink_5461x_set_link_led,
11140 .phy_specific_func = (phy_specific_func_t) elink_54618se_specific_func
11141};
11142
11143/*****************************************************************/
11144/* */
11145/* Populate the phy according. Main function: elink_populate_phy */
11146/* */
11147/*****************************************************************/
11148
11149static void elink_populate_preemphasis(struct bnx2x_softc *sc,
11150 uint32_t shmem_base,
11151 struct elink_phy *phy, uint8_t port,
11152 uint8_t phy_index)
11153{
11154 /* Get the 4 lanes xgxs config rx and tx */
11155 uint32_t rx = 0, tx = 0, i;
11156 for (i = 0; i < 2; i++) {
11157 /* INT_PHY and ELINK_EXT_PHY1 share the same value location in
11158 * the shmem. When num_phys is greater than 1, than this value
11159 * applies only to ELINK_EXT_PHY1
11160 */
11161 if (phy_index == ELINK_INT_PHY || phy_index == ELINK_EXT_PHY1) {
11162 rx = REG_RD(sc, shmem_base +
11163 offsetof(struct shmem_region,
11164 dev_info.port_hw_config[port].
11165 xgxs_config_rx[i << 1]));
11166
11167 tx = REG_RD(sc, shmem_base +
11168 offsetof(struct shmem_region,
11169 dev_info.port_hw_config[port].
11170 xgxs_config_tx[i << 1]));
11171 } else {
11172 rx = REG_RD(sc, shmem_base +
11173 offsetof(struct shmem_region,
11174 dev_info.port_hw_config[port].
11175 xgxs_config2_rx[i << 1]));
11176
11177 tx = REG_RD(sc, shmem_base +
11178 offsetof(struct shmem_region,
11179 dev_info.port_hw_config[port].
11180 xgxs_config2_rx[i << 1]));
11181 }
11182
11183 phy->rx_preemphasis[i << 1] = ((rx >> 16) & 0xffff);
11184 phy->rx_preemphasis[(i << 1) + 1] = (rx & 0xffff);
11185
11186 phy->tx_preemphasis[i << 1] = ((tx >> 16) & 0xffff);
11187 phy->tx_preemphasis[(i << 1) + 1] = (tx & 0xffff);
11188 }
11189}
11190
11191static uint32_t elink_get_ext_phy_config(struct bnx2x_softc *sc,
11192 uint32_t shmem_base, uint8_t phy_index,
11193 uint8_t port)
11194{
11195 uint32_t ext_phy_config = 0;
11196 switch (phy_index) {
11197 case ELINK_EXT_PHY1:
11198 ext_phy_config = REG_RD(sc, shmem_base +
11199 offsetof(struct shmem_region,
11200 dev_info.port_hw_config[port].
11201 external_phy_config));
11202 break;
11203 case ELINK_EXT_PHY2:
11204 ext_phy_config = REG_RD(sc, shmem_base +
11205 offsetof(struct shmem_region,
11206 dev_info.port_hw_config[port].
11207 external_phy_config2));
11208 break;
11209 default:
11210 PMD_DRV_LOG(DEBUG, "Invalid phy_index %d", phy_index);
11211 return ELINK_STATUS_ERROR;
11212 }
11213
11214 return ext_phy_config;
11215}
11216
11217static elink_status_t elink_populate_int_phy(struct bnx2x_softc *sc,
11218 uint32_t shmem_base, uint8_t port,
11219 struct elink_phy *phy)
11220{
11221 uint32_t phy_addr;
11222 __rte_unused uint32_t chip_id;
11223 uint32_t switch_cfg = (REG_RD(sc, shmem_base +
11224 offsetof(struct shmem_region,
11225 dev_info.
11226 port_feature_config[port].
11227 link_config)) &
11228 PORT_FEATURE_CONNECTED_SWITCH_MASK);
11229 chip_id =
11230 (REG_RD(sc, MISC_REG_CHIP_NUM) << 16) |
11231 ((REG_RD(sc, MISC_REG_CHIP_REV) & 0xf) << 12);
11232
11233 PMD_DRV_LOG(DEBUG, ":chip_id = 0x%x", chip_id);
11234 if (USES_WARPCORE(sc)) {
11235 uint32_t serdes_net_if;
11236 phy_addr = REG_RD(sc, MISC_REG_WC0_CTRL_PHY_ADDR);
11237 *phy = phy_warpcore;
11238 if (REG_RD(sc, MISC_REG_PORT4MODE_EN_OVWR) == 0x3)
11239 phy->flags |= ELINK_FLAGS_4_PORT_MODE;
11240 else
11241 phy->flags &= ~ELINK_FLAGS_4_PORT_MODE;
11242 /* Check Dual mode */
11243 serdes_net_if = (REG_RD(sc, shmem_base +
11244 offsetof(struct shmem_region,
11245 dev_info.port_hw_config[port].
11246 default_cfg)) &
11247 PORT_HW_CFG_NET_SERDES_IF_MASK);
11248 /* Set the appropriate supported and flags indications per
11249 * interface type of the chip
11250 */
11251 switch (serdes_net_if) {
11252 case PORT_HW_CFG_NET_SERDES_IF_SGMII:
11253 phy->supported &= (ELINK_SUPPORTED_10baseT_Half |
11254 ELINK_SUPPORTED_10baseT_Full |
11255 ELINK_SUPPORTED_100baseT_Half |
11256 ELINK_SUPPORTED_100baseT_Full |
11257 ELINK_SUPPORTED_1000baseT_Full |
11258 ELINK_SUPPORTED_FIBRE |
11259 ELINK_SUPPORTED_Autoneg |
11260 ELINK_SUPPORTED_Pause |
11261 ELINK_SUPPORTED_Asym_Pause);
11262 phy->media_type = ELINK_ETH_PHY_BASE_T;
11263 break;
11264 case PORT_HW_CFG_NET_SERDES_IF_XFI:
11265 phy->supported &= (ELINK_SUPPORTED_1000baseT_Full |
11266 ELINK_SUPPORTED_10000baseT_Full |
11267 ELINK_SUPPORTED_FIBRE |
11268 ELINK_SUPPORTED_Pause |
11269 ELINK_SUPPORTED_Asym_Pause);
11270 phy->media_type = ELINK_ETH_PHY_XFP_FIBER;
11271 break;
11272 case PORT_HW_CFG_NET_SERDES_IF_SFI:
11273 phy->supported &= (ELINK_SUPPORTED_1000baseT_Full |
11274 ELINK_SUPPORTED_10000baseT_Full |
11275 ELINK_SUPPORTED_FIBRE |
11276 ELINK_SUPPORTED_Pause |
11277 ELINK_SUPPORTED_Asym_Pause);
11278 phy->media_type = ELINK_ETH_PHY_SFPP_10G_FIBER;
11279 break;
11280 case PORT_HW_CFG_NET_SERDES_IF_KR:
11281 phy->media_type = ELINK_ETH_PHY_KR;
11282 phy->supported &= (ELINK_SUPPORTED_1000baseT_Full |
11283 ELINK_SUPPORTED_10000baseT_Full |
11284 ELINK_SUPPORTED_FIBRE |
11285 ELINK_SUPPORTED_Autoneg |
11286 ELINK_SUPPORTED_Pause |
11287 ELINK_SUPPORTED_Asym_Pause);
11288 break;
11289 case PORT_HW_CFG_NET_SERDES_IF_DXGXS:
11290 phy->media_type = ELINK_ETH_PHY_KR;
11291 phy->flags |= ELINK_FLAGS_WC_DUAL_MODE;
11292 phy->supported &= (ELINK_SUPPORTED_20000baseMLD2_Full |
11293 ELINK_SUPPORTED_FIBRE |
11294 ELINK_SUPPORTED_Pause |
11295 ELINK_SUPPORTED_Asym_Pause);
11296 break;
11297 case PORT_HW_CFG_NET_SERDES_IF_KR2:
11298 phy->media_type = ELINK_ETH_PHY_KR;
11299 phy->flags |= ELINK_FLAGS_WC_DUAL_MODE;
11300 phy->supported &= (ELINK_SUPPORTED_20000baseKR2_Full |
11301 ELINK_SUPPORTED_10000baseT_Full |
11302 ELINK_SUPPORTED_1000baseT_Full |
11303 ELINK_SUPPORTED_Autoneg |
11304 ELINK_SUPPORTED_FIBRE |
11305 ELINK_SUPPORTED_Pause |
11306 ELINK_SUPPORTED_Asym_Pause);
11307 phy->flags &= ~ELINK_FLAGS_TX_ERROR_CHECK;
11308 break;
11309 default:
11310 PMD_DRV_LOG(DEBUG, "Unknown WC interface type 0x%x",
11311 serdes_net_if);
11312 break;
11313 }
11314
11315 /* Enable MDC/MDIO work-around for E3 A0 since free running MDC
11316 * was not set as expected. For B0, ECO will be enabled so there
11317 * won't be an issue there
11318 */
11319 if (CHIP_REV(sc) == CHIP_REV_Ax)
11320 phy->flags |= ELINK_FLAGS_MDC_MDIO_WA;
11321 else
11322 phy->flags |= ELINK_FLAGS_MDC_MDIO_WA_B0;
11323 } else {
11324 switch (switch_cfg) {
11325 case ELINK_SWITCH_CFG_1G:
11326 phy_addr = REG_RD(sc,
11327 NIG_REG_SERDES0_CTRL_PHY_ADDR +
11328 port * 0x10);
11329 *phy = phy_serdes;
11330 break;
11331 case ELINK_SWITCH_CFG_10G:
11332 phy_addr = REG_RD(sc,
11333 NIG_REG_XGXS0_CTRL_PHY_ADDR +
11334 port * 0x18);
11335 *phy = phy_xgxs;
11336 break;
11337 default:
11338 PMD_DRV_LOG(DEBUG, "Invalid switch_cfg");
11339 return ELINK_STATUS_ERROR;
11340 }
11341 }
11342 phy->addr = (uint8_t) phy_addr;
11343 phy->mdio_ctrl = elink_get_emac_base(sc,
11344 SHARED_HW_CFG_MDC_MDIO_ACCESS1_BOTH,
11345 port);
11346 if (CHIP_IS_E2(sc))
11347 phy->def_md_devad = ELINK_E2_DEFAULT_PHY_DEV_ADDR;
11348 else
11349 phy->def_md_devad = ELINK_DEFAULT_PHY_DEV_ADDR;
11350
11351 PMD_DRV_LOG(DEBUG, "Internal phy port=%d, addr=0x%x, mdio_ctl=0x%x",
11352 port, phy->addr, phy->mdio_ctrl);
11353
11354 elink_populate_preemphasis(sc, shmem_base, phy, port, ELINK_INT_PHY);
11355 return ELINK_STATUS_OK;
11356}
11357
11358static elink_status_t elink_populate_ext_phy(struct bnx2x_softc *sc,
11359 uint8_t phy_index,
11360 uint32_t shmem_base,
11361 uint32_t shmem2_base,
11362 uint8_t port,
11363 struct elink_phy *phy)
11364{
11365 uint32_t ext_phy_config, phy_type, config2;
11366 uint32_t mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_BOTH;
11367 ext_phy_config = elink_get_ext_phy_config(sc, shmem_base,
11368 phy_index, port);
11369 phy_type = ELINK_XGXS_EXT_PHY_TYPE(ext_phy_config);
11370 /* Select the phy type */
11371 switch (phy_type) {
11372 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8073:
11373 mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_SWAPPED;
11374 *phy = phy_8073;
11375 break;
11376 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8705:
11377 *phy = phy_8705;
11378 break;
11379 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8706:
11380 *phy = phy_8706;
11381 break;
11382 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8726:
11383 mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC1;
11384 *phy = phy_8726;
11385 break;
11386 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8727_NOC:
11387 /* BNX2X8727_NOC => BNX2X8727 no over current */
11388 mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC1;
11389 *phy = phy_8727;
11390 phy->flags |= ELINK_FLAGS_NOC;
11391 break;
11392 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8722:
11393 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8727:
11394 mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC1;
11395 *phy = phy_8727;
11396 break;
11397 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8481:
11398 *phy = phy_8481;
11399 break;
11400 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84823:
11401 *phy = phy_84823;
11402 break;
11403 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833:
11404 *phy = phy_84833;
11405 break;
11406 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834:
11407 *phy = phy_84834;
11408 break;
11409 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X54616:
11410 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X54618SE:
11411 *phy = phy_54618se;
11412 if (phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X54618SE)
11413 phy->flags |= ELINK_FLAGS_EEE;
11414 break;
11415 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101:
11416 *phy = phy_7101;
11417 break;
11418 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE:
11419 *phy = phy_null;
11420 return ELINK_STATUS_ERROR;
11421 default:
11422 *phy = phy_null;
11423 /* In case external PHY wasn't found */
11424 if ((phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) &&
11425 (phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN))
11426 return ELINK_STATUS_ERROR;
11427 return ELINK_STATUS_OK;
11428 }
11429
11430 phy->addr = ELINK_XGXS_EXT_PHY_ADDR(ext_phy_config);
11431 elink_populate_preemphasis(sc, shmem_base, phy, port, phy_index);
11432
11433 /* The shmem address of the phy version is located on different
11434 * structures. In case this structure is too old, do not set
11435 * the address
11436 */
11437 config2 = REG_RD(sc, shmem_base + offsetof(struct shmem_region,
11438 dev_info.shared_hw_config.
11439 config2));
11440 if (phy_index == ELINK_EXT_PHY1) {
11441 phy->ver_addr = shmem_base + offsetof(struct shmem_region,
11442 port_mb[port].
11443 ext_phy_fw_version);
11444
11445 /* Check specific mdc mdio settings */
11446 if (config2 & SHARED_HW_CFG_MDC_MDIO_ACCESS1_MASK)
11447 mdc_mdio_access = config2 &
11448 SHARED_HW_CFG_MDC_MDIO_ACCESS1_MASK;
11449 } else {
11450 uint32_t size = REG_RD(sc, shmem2_base);
11451
11452 if (size > offsetof(struct shmem2_region, ext_phy_fw_version2)) {
11453 phy->ver_addr = shmem2_base +
11454 offsetof(struct shmem2_region,
11455 ext_phy_fw_version2[port]);
11456 }
11457 /* Check specific mdc mdio settings */
11458 if (config2 & SHARED_HW_CFG_MDC_MDIO_ACCESS2_MASK)
11459 mdc_mdio_access = (config2 &
11460 SHARED_HW_CFG_MDC_MDIO_ACCESS2_MASK)
11461 >> (SHARED_HW_CFG_MDC_MDIO_ACCESS2_SHIFT -
11462 SHARED_HW_CFG_MDC_MDIO_ACCESS1_SHIFT);
11463 }
11464 phy->mdio_ctrl = elink_get_emac_base(sc, mdc_mdio_access, port);
11465
11466 if (((phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833) ||
11467 (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834)) &&
11468 (phy->ver_addr)) {
11469 /* Remove 100Mb link supported for BNX2X84833/4 when phy fw
11470 * version lower than or equal to 1.39
11471 */
11472 uint32_t raw_ver = REG_RD(sc, phy->ver_addr);
11473 if (((raw_ver & 0x7F) <= 39) && (((raw_ver & 0xF80) >> 7) <= 1))
11474 phy->supported &= ~(ELINK_SUPPORTED_100baseT_Half |
11475 ELINK_SUPPORTED_100baseT_Full);
11476 }
11477
11478 PMD_DRV_LOG(DEBUG, "phy_type 0x%x port %d found in index %d",
11479 phy_type, port, phy_index);
11480 PMD_DRV_LOG(DEBUG, " addr=0x%x, mdio_ctl=0x%x",
11481 phy->addr, phy->mdio_ctrl);
11482 return ELINK_STATUS_OK;
11483}
11484
11485static elink_status_t elink_populate_phy(struct bnx2x_softc *sc,
11486 uint8_t phy_index, uint32_t shmem_base,
11487 uint32_t shmem2_base, uint8_t port,
11488 struct elink_phy *phy)
11489{
11490 elink_status_t status = ELINK_STATUS_OK;
11491 phy->type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN;
11492 if (phy_index == ELINK_INT_PHY)
11493 return elink_populate_int_phy(sc, shmem_base, port, phy);
11494 status = elink_populate_ext_phy(sc, phy_index, shmem_base, shmem2_base,
11495 port, phy);
11496 return status;
11497}
11498
11499static void elink_phy_def_cfg(struct elink_params *params,
11500 struct elink_phy *phy, uint8_t phy_index)
11501{
11502 struct bnx2x_softc *sc = params->sc;
11503 uint32_t link_config;
11504 /* Populate the default phy configuration for MF mode */
11505 if (phy_index == ELINK_EXT_PHY2) {
11506 link_config = REG_RD(sc, params->shmem_base +
11507 offsetof(struct shmem_region,
11508 dev_info.port_feature_config
11509 [params->port].link_config2));
11510 phy->speed_cap_mask =
11511 REG_RD(sc,
11512 params->shmem_base + offsetof(struct shmem_region,
11513 dev_info.port_hw_config
11514 [params->port].
11515 speed_capability_mask2));
11516 } else {
11517 link_config = REG_RD(sc, params->shmem_base +
11518 offsetof(struct shmem_region,
11519 dev_info.port_feature_config
11520 [params->port].link_config));
11521 phy->speed_cap_mask =
11522 REG_RD(sc,
11523 params->shmem_base + offsetof(struct shmem_region,
11524 dev_info.port_hw_config
11525 [params->port].
11526 speed_capability_mask));
11527 }
11528
11529 PMD_DRV_LOG(DEBUG,
11530 "Default config phy idx %x cfg 0x%x speed_cap_mask 0x%x",
11531 phy_index, link_config, phy->speed_cap_mask);
11532
11533 phy->req_duplex = DUPLEX_FULL;
11534 switch (link_config & PORT_FEATURE_LINK_SPEED_MASK) {
11535 case PORT_FEATURE_LINK_SPEED_10M_HALF:
11536 phy->req_duplex = DUPLEX_HALF;
11537 case PORT_FEATURE_LINK_SPEED_10M_FULL:
11538 phy->req_line_speed = ELINK_SPEED_10;
11539 break;
11540 case PORT_FEATURE_LINK_SPEED_100M_HALF:
11541 phy->req_duplex = DUPLEX_HALF;
11542 case PORT_FEATURE_LINK_SPEED_100M_FULL:
11543 phy->req_line_speed = ELINK_SPEED_100;
11544 break;
11545 case PORT_FEATURE_LINK_SPEED_1G:
11546 phy->req_line_speed = ELINK_SPEED_1000;
11547 break;
11548 case PORT_FEATURE_LINK_SPEED_2_5G:
11549 phy->req_line_speed = ELINK_SPEED_2500;
11550 break;
11551 case PORT_FEATURE_LINK_SPEED_10G_CX4:
11552 phy->req_line_speed = ELINK_SPEED_10000;
11553 break;
11554 default:
11555 phy->req_line_speed = ELINK_SPEED_AUTO_NEG;
11556 break;
11557 }
11558
11559 switch (link_config & PORT_FEATURE_FLOW_CONTROL_MASK) {
11560 case PORT_FEATURE_FLOW_CONTROL_AUTO:
11561 phy->req_flow_ctrl = ELINK_FLOW_CTRL_AUTO;
11562 break;
11563 case PORT_FEATURE_FLOW_CONTROL_TX:
11564 phy->req_flow_ctrl = ELINK_FLOW_CTRL_TX;
11565 break;
11566 case PORT_FEATURE_FLOW_CONTROL_RX:
11567 phy->req_flow_ctrl = ELINK_FLOW_CTRL_RX;
11568 break;
11569 case PORT_FEATURE_FLOW_CONTROL_BOTH:
11570 phy->req_flow_ctrl = ELINK_FLOW_CTRL_BOTH;
11571 break;
11572 default:
11573 phy->req_flow_ctrl = ELINK_FLOW_CTRL_NONE;
11574 break;
11575 }
11576}
11577
11578uint32_t elink_phy_selection(struct elink_params *params)
11579{
11580 uint32_t phy_config_swapped, prio_cfg;
11581 uint32_t return_cfg = PORT_HW_CFG_PHY_SELECTION_HARDWARE_DEFAULT;
11582
11583 phy_config_swapped = params->multi_phy_config &
11584 PORT_HW_CFG_PHY_SWAPPED_ENABLED;
11585
11586 prio_cfg = params->multi_phy_config & PORT_HW_CFG_PHY_SELECTION_MASK;
11587
11588 if (phy_config_swapped) {
11589 switch (prio_cfg) {
11590 case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY_PRIORITY:
11591 return_cfg =
11592 PORT_HW_CFG_PHY_SELECTION_SECOND_PHY_PRIORITY;
11593 break;
11594 case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY_PRIORITY:
11595 return_cfg =
11596 PORT_HW_CFG_PHY_SELECTION_FIRST_PHY_PRIORITY;
11597 break;
11598 case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY:
11599 return_cfg = PORT_HW_CFG_PHY_SELECTION_FIRST_PHY;
11600 break;
11601 case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY:
11602 return_cfg = PORT_HW_CFG_PHY_SELECTION_SECOND_PHY;
11603 break;
11604 }
11605 } else
11606 return_cfg = prio_cfg;
11607
11608 return return_cfg;
11609}
11610
11611elink_status_t elink_phy_probe(struct elink_params * params)
11612{
11613 uint8_t phy_index, actual_phy_idx;
11614 uint32_t phy_config_swapped, sync_offset, media_types;
11615 struct bnx2x_softc *sc = params->sc;
11616 struct elink_phy *phy;
11617 params->num_phys = 0;
11618 PMD_DRV_LOG(DEBUG, "Begin phy probe");
11619
11620 phy_config_swapped = params->multi_phy_config &
11621 PORT_HW_CFG_PHY_SWAPPED_ENABLED;
11622
11623 for (phy_index = ELINK_INT_PHY; phy_index < ELINK_MAX_PHYS; phy_index++) {
11624 actual_phy_idx = phy_index;
11625 if (phy_config_swapped) {
11626 if (phy_index == ELINK_EXT_PHY1)
11627 actual_phy_idx = ELINK_EXT_PHY2;
11628 else if (phy_index == ELINK_EXT_PHY2)
11629 actual_phy_idx = ELINK_EXT_PHY1;
11630 }
11631 PMD_DRV_LOG(DEBUG, "phy_config_swapped %x, phy_index %x,"
11632 " actual_phy_idx %x", phy_config_swapped,
11633 phy_index, actual_phy_idx);
11634 phy = &params->phy[actual_phy_idx];
11635 if (elink_populate_phy(sc, phy_index, params->shmem_base,
11636 params->shmem2_base, params->port,
11637 phy) != ELINK_STATUS_OK) {
11638 params->num_phys = 0;
11639 PMD_DRV_LOG(DEBUG, "phy probe failed in phy index %d",
11640 phy_index);
11641 for (phy_index = ELINK_INT_PHY;
11642 phy_index < ELINK_MAX_PHYS; phy_index++)
11643 *phy = phy_null;
11644 return ELINK_STATUS_ERROR;
11645 }
11646 if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN)
11647 break;
11648
11649 if (params->feature_config_flags &
11650 ELINK_FEATURE_CONFIG_DISABLE_REMOTE_FAULT_DET)
11651 phy->flags &= ~ELINK_FLAGS_TX_ERROR_CHECK;
11652
11653 if (!(params->feature_config_flags &
11654 ELINK_FEATURE_CONFIG_MT_SUPPORT))
11655 phy->flags |= ELINK_FLAGS_MDC_MDIO_WA_G;
11656
11657 sync_offset = params->shmem_base +
11658 offsetof(struct shmem_region,
11659 dev_info.port_hw_config[params->port].media_type);
11660 media_types = REG_RD(sc, sync_offset);
11661
11662 /* Update media type for non-PMF sync only for the first time
11663 * In case the media type changes afterwards, it will be updated
11664 * using the update_status function
11665 */
11666 if ((media_types & (PORT_HW_CFG_MEDIA_TYPE_PHY0_MASK <<
11667 (PORT_HW_CFG_MEDIA_TYPE_PHY1_SHIFT *
11668 actual_phy_idx))) == 0) {
11669 media_types |= ((phy->media_type &
11670 PORT_HW_CFG_MEDIA_TYPE_PHY0_MASK) <<
11671 (PORT_HW_CFG_MEDIA_TYPE_PHY1_SHIFT *
11672 actual_phy_idx));
11673 }
11674 REG_WR(sc, sync_offset, media_types);
11675
11676 elink_phy_def_cfg(params, phy, phy_index);
11677 params->num_phys++;
11678 }
11679
11680 PMD_DRV_LOG(DEBUG, "End phy probe. #phys found %x", params->num_phys);
11681 return ELINK_STATUS_OK;
11682}
11683
11684static void elink_init_bmac_loopback(struct elink_params *params,
11685 struct elink_vars *vars)
11686{
11687 struct bnx2x_softc *sc = params->sc;
11688 vars->link_up = 1;
11689 vars->line_speed = ELINK_SPEED_10000;
11690 vars->duplex = DUPLEX_FULL;
11691 vars->flow_ctrl = ELINK_FLOW_CTRL_NONE;
11692 vars->mac_type = ELINK_MAC_TYPE_BMAC;
11693
11694 vars->phy_flags = PHY_XGXS_FLAG;
11695
11696 elink_xgxs_deassert(params);
11697
11698 /* Set bmac loopback */
11699 elink_bmac_enable(params, vars, 1, 1);
11700
11701 REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + params->port * 4, 0);
11702}
11703
11704static void elink_init_emac_loopback(struct elink_params *params,
11705 struct elink_vars *vars)
11706{
11707 struct bnx2x_softc *sc = params->sc;
11708 vars->link_up = 1;
11709 vars->line_speed = ELINK_SPEED_1000;
11710 vars->duplex = DUPLEX_FULL;
11711 vars->flow_ctrl = ELINK_FLOW_CTRL_NONE;
11712 vars->mac_type = ELINK_MAC_TYPE_EMAC;
11713
11714 vars->phy_flags = PHY_XGXS_FLAG;
11715
11716 elink_xgxs_deassert(params);
11717 /* Set bmac loopback */
11718 elink_emac_enable(params, vars, 1);
11719 elink_emac_program(params, vars);
11720 REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + params->port * 4, 0);
11721}
11722
11723static void elink_init_xmac_loopback(struct elink_params *params,
11724 struct elink_vars *vars)
11725{
11726 struct bnx2x_softc *sc = params->sc;
11727 vars->link_up = 1;
11728 if (!params->req_line_speed[0])
11729 vars->line_speed = ELINK_SPEED_10000;
11730 else
11731 vars->line_speed = params->req_line_speed[0];
11732 vars->duplex = DUPLEX_FULL;
11733 vars->flow_ctrl = ELINK_FLOW_CTRL_NONE;
11734 vars->mac_type = ELINK_MAC_TYPE_XMAC;
11735 vars->phy_flags = PHY_XGXS_FLAG;
11736 /* Set WC to loopback mode since link is required to provide clock
11737 * to the XMAC in 20G mode
11738 */
11739 elink_set_aer_mmd(params, &params->phy[0]);
11740 elink_warpcore_reset_lane(sc, &params->phy[0], 0);
11741 params->phy[ELINK_INT_PHY].config_loopback(&params->phy[ELINK_INT_PHY],
11742 params);
11743
11744 elink_xmac_enable(params, vars, 1);
11745 REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + params->port * 4, 0);
11746}
11747
11748static void elink_init_umac_loopback(struct elink_params *params,
11749 struct elink_vars *vars)
11750{
11751 struct bnx2x_softc *sc = params->sc;
11752 vars->link_up = 1;
11753 vars->line_speed = ELINK_SPEED_1000;
11754 vars->duplex = DUPLEX_FULL;
11755 vars->flow_ctrl = ELINK_FLOW_CTRL_NONE;
11756 vars->mac_type = ELINK_MAC_TYPE_UMAC;
11757 vars->phy_flags = PHY_XGXS_FLAG;
11758 elink_umac_enable(params, vars, 1);
11759
11760 REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + params->port * 4, 0);
11761}
11762
11763static void elink_init_xgxs_loopback(struct elink_params *params,
11764 struct elink_vars *vars)
11765{
11766 struct bnx2x_softc *sc = params->sc;
11767 struct elink_phy *int_phy = &params->phy[ELINK_INT_PHY];
11768 vars->link_up = 1;
11769 vars->flow_ctrl = ELINK_FLOW_CTRL_NONE;
11770 vars->duplex = DUPLEX_FULL;
11771 if (params->req_line_speed[0] == ELINK_SPEED_1000)
11772 vars->line_speed = ELINK_SPEED_1000;
11773 else if ((params->req_line_speed[0] == ELINK_SPEED_20000) ||
11774 (int_phy->flags & ELINK_FLAGS_WC_DUAL_MODE))
11775 vars->line_speed = ELINK_SPEED_20000;
11776 else
11777 vars->line_speed = ELINK_SPEED_10000;
11778
11779 if (!USES_WARPCORE(sc))
11780 elink_xgxs_deassert(params);
11781 elink_link_initialize(params, vars);
11782
11783 if (params->req_line_speed[0] == ELINK_SPEED_1000) {
11784 if (USES_WARPCORE(sc))
11785 elink_umac_enable(params, vars, 0);
11786 else {
11787 elink_emac_program(params, vars);
11788 elink_emac_enable(params, vars, 0);
11789 }
11790 } else {
11791 if (USES_WARPCORE(sc))
11792 elink_xmac_enable(params, vars, 0);
11793 else
11794 elink_bmac_enable(params, vars, 0, 1);
11795 }
11796
11797 if (params->loopback_mode == ELINK_LOOPBACK_XGXS) {
11798 /* Set 10G XGXS loopback */
11799 int_phy->config_loopback(int_phy, params);
11800 } else {
11801 /* Set external phy loopback */
11802 uint8_t phy_index;
11803 for (phy_index = ELINK_EXT_PHY1;
11804 phy_index < params->num_phys; phy_index++)
11805 if (params->phy[phy_index].config_loopback)
11806 params->phy[phy_index].config_loopback(&params->
11807 phy
11808 [phy_index],
11809 params);
11810 }
11811 REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + params->port * 4, 0);
11812
11813 elink_set_led(params, vars, ELINK_LED_MODE_OPER, vars->line_speed);
11814}
11815
11816void elink_set_rx_filter(struct elink_params *params, uint8_t en)
11817{
11818 struct bnx2x_softc *sc = params->sc;
11819 uint8_t val = en * 0x1F;
11820
11821 /* Open / close the gate between the NIG and the BRB */
11822 if (!CHIP_IS_E1x(sc))
11823 val |= en * 0x20;
11824 REG_WR(sc, NIG_REG_LLH0_BRB1_DRV_MASK + params->port * 4, val);
11825
11826 REG_WR(sc, NIG_REG_LLH0_BRB1_DRV_MASK_MF + params->port * 4, en * 0x3);
11827
11828 REG_WR(sc, (params->port ? NIG_REG_LLH1_BRB1_NOT_MCP :
11829 NIG_REG_LLH0_BRB1_NOT_MCP), en);
11830}
11831
11832static elink_status_t elink_avoid_link_flap(struct elink_params *params,
11833 struct elink_vars *vars)
11834{
11835 uint32_t phy_idx;
11836 uint32_t dont_clear_stat, lfa_sts;
11837 struct bnx2x_softc *sc = params->sc;
11838
11839 /* Sync the link parameters */
11840 elink_link_status_update(params, vars);
11841
11842 /*
11843 * The module verification was already done by previous link owner,
11844 * so this call is meant only to get warning message
11845 */
11846
11847 for (phy_idx = ELINK_INT_PHY; phy_idx < params->num_phys; phy_idx++) {
11848 struct elink_phy *phy = &params->phy[phy_idx];
11849 if (phy->phy_specific_func) {
11850 PMD_DRV_LOG(DEBUG, "Calling PHY specific func");
11851 phy->phy_specific_func(phy, params, ELINK_PHY_INIT);
11852 }
11853 if ((phy->media_type == ELINK_ETH_PHY_SFPP_10G_FIBER) ||
11854 (phy->media_type == ELINK_ETH_PHY_SFP_1G_FIBER) ||
11855 (phy->media_type == ELINK_ETH_PHY_DA_TWINAX))
11856 elink_verify_sfp_module(phy, params);
11857 }
11858 lfa_sts = REG_RD(sc, params->lfa_base +
11859 offsetof(struct shmem_lfa, lfa_sts));
11860
11861 dont_clear_stat = lfa_sts & SHMEM_LFA_DONT_CLEAR_STAT;
11862
11863 /* Re-enable the NIG/MAC */
11864 if (CHIP_IS_E3(sc)) {
11865 if (!dont_clear_stat) {
11866 REG_WR(sc, GRCBASE_MISC +
11867 MISC_REGISTERS_RESET_REG_2_CLEAR,
11868 (MISC_REGISTERS_RESET_REG_2_MSTAT0 <<
11869 params->port));
11870 REG_WR(sc, GRCBASE_MISC +
11871 MISC_REGISTERS_RESET_REG_2_SET,
11872 (MISC_REGISTERS_RESET_REG_2_MSTAT0 <<
11873 params->port));
11874 }
11875 if (vars->line_speed < ELINK_SPEED_10000)
11876 elink_umac_enable(params, vars, 0);
11877 else
11878 elink_xmac_enable(params, vars, 0);
11879 } else {
11880 if (vars->line_speed < ELINK_SPEED_10000)
11881 elink_emac_enable(params, vars, 0);
11882 else
11883 elink_bmac_enable(params, vars, 0, !dont_clear_stat);
11884 }
11885
11886 /* Increment LFA count */
11887 lfa_sts = ((lfa_sts & ~LINK_FLAP_AVOIDANCE_COUNT_MASK) |
11888 (((((lfa_sts & LINK_FLAP_AVOIDANCE_COUNT_MASK) >>
11889 LINK_FLAP_AVOIDANCE_COUNT_OFFSET) + 1) & 0xff)
11890 << LINK_FLAP_AVOIDANCE_COUNT_OFFSET));
11891 /* Clear link flap reason */
11892 lfa_sts &= ~LFA_LINK_FLAP_REASON_MASK;
11893
11894 REG_WR(sc, params->lfa_base +
11895 offsetof(struct shmem_lfa, lfa_sts), lfa_sts);
11896
11897 /* Disable NIG DRAIN */
11898 REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + params->port * 4, 0);
11899
11900 /* Enable interrupts */
11901 elink_link_int_enable(params);
11902 return ELINK_STATUS_OK;
11903}
11904
11905static void elink_cannot_avoid_link_flap(struct elink_params *params,
11906 struct elink_vars *vars,
11907 int lfa_status)
11908{
11909 uint32_t lfa_sts, cfg_idx, tmp_val;
11910 struct bnx2x_softc *sc = params->sc;
11911
11912 elink_link_reset(params, vars, 1);
11913
11914 if (!params->lfa_base)
11915 return;
11916 /* Store the new link parameters */
11917 REG_WR(sc, params->lfa_base +
11918 offsetof(struct shmem_lfa, req_duplex),
11919 params->req_duplex[0] | (params->req_duplex[1] << 16));
11920
11921 REG_WR(sc, params->lfa_base +
11922 offsetof(struct shmem_lfa, req_flow_ctrl),
11923 params->req_flow_ctrl[0] | (params->req_flow_ctrl[1] << 16));
11924
11925 REG_WR(sc, params->lfa_base +
11926 offsetof(struct shmem_lfa, req_line_speed),
11927 params->req_line_speed[0] | (params->req_line_speed[1] << 16));
11928
11929 for (cfg_idx = 0; cfg_idx < SHMEM_LINK_CONFIG_SIZE; cfg_idx++) {
11930 REG_WR(sc, params->lfa_base +
11931 offsetof(struct shmem_lfa,
11932 speed_cap_mask[cfg_idx]),
11933 params->speed_cap_mask[cfg_idx]);
11934 }
11935
11936 tmp_val = REG_RD(sc, params->lfa_base +
11937 offsetof(struct shmem_lfa, additional_config));
11938 tmp_val &= ~REQ_FC_AUTO_ADV_MASK;
11939 tmp_val |= params->req_fc_auto_adv;
11940
11941 REG_WR(sc, params->lfa_base +
11942 offsetof(struct shmem_lfa, additional_config), tmp_val);
11943
11944 lfa_sts = REG_RD(sc, params->lfa_base +
11945 offsetof(struct shmem_lfa, lfa_sts));
11946
11947 /* Clear the "Don't Clear Statistics" bit, and set reason */
11948 lfa_sts &= ~SHMEM_LFA_DONT_CLEAR_STAT;
11949
11950 /* Set link flap reason */
11951 lfa_sts &= ~LFA_LINK_FLAP_REASON_MASK;
11952 lfa_sts |= ((lfa_status & LFA_LINK_FLAP_REASON_MASK) <<
11953 LFA_LINK_FLAP_REASON_OFFSET);
11954
11955 /* Increment link flap counter */
11956 lfa_sts = ((lfa_sts & ~LINK_FLAP_COUNT_MASK) |
11957 (((((lfa_sts & LINK_FLAP_COUNT_MASK) >>
11958 LINK_FLAP_COUNT_OFFSET) + 1) & 0xff)
11959 << LINK_FLAP_COUNT_OFFSET));
11960 REG_WR(sc, params->lfa_base +
11961 offsetof(struct shmem_lfa, lfa_sts), lfa_sts);
11962 /* Proceed with regular link initialization */
11963}
11964
11965elink_status_t elink_phy_init(struct elink_params *params,
11966 struct elink_vars *vars)
11967{
11968 int lfa_status;
11969 struct bnx2x_softc *sc = params->sc;
11970 PMD_DRV_LOG(DEBUG, "Phy Initialization started");
11971 PMD_DRV_LOG(DEBUG, "(1) req_speed %d, req_flowctrl %d",
11972 params->req_line_speed[0], params->req_flow_ctrl[0]);
11973 PMD_DRV_LOG(DEBUG, "(2) req_speed %d, req_flowctrl %d",
11974 params->req_line_speed[1], params->req_flow_ctrl[1]);
11975 PMD_DRV_LOG(DEBUG, "req_adv_flow_ctrl 0x%x", params->req_fc_auto_adv);
11976 vars->link_status = 0;
11977 vars->phy_link_up = 0;
11978 vars->link_up = 0;
11979 vars->line_speed = 0;
11980 vars->duplex = DUPLEX_FULL;
11981 vars->flow_ctrl = ELINK_FLOW_CTRL_NONE;
11982 vars->mac_type = ELINK_MAC_TYPE_NONE;
11983 vars->phy_flags = 0;
11984 vars->check_kr2_recovery_cnt = 0;
11985 params->link_flags = ELINK_PHY_INITIALIZED;
11986 /* Driver opens NIG-BRB filters */
11987 elink_set_rx_filter(params, 1);
11988 /* Check if link flap can be avoided */
11989 lfa_status = elink_check_lfa(params);
11990
11991 if (lfa_status == 0) {
11992 PMD_DRV_LOG(DEBUG, "Link Flap Avoidance in progress");
11993 return elink_avoid_link_flap(params, vars);
11994 }
11995
11996 PMD_DRV_LOG(DEBUG, "Cannot avoid link flap lfa_sta=0x%x", lfa_status);
11997 elink_cannot_avoid_link_flap(params, vars, lfa_status);
11998
11999 /* Disable attentions */
12000 elink_bits_dis(sc, NIG_REG_MASK_INTERRUPT_PORT0 + params->port * 4,
12001 (ELINK_NIG_MASK_XGXS0_LINK_STATUS |
12002 ELINK_NIG_MASK_XGXS0_LINK10G |
12003 ELINK_NIG_MASK_SERDES0_LINK_STATUS |
12004 ELINK_NIG_MASK_MI_INT));
12005
12006 elink_emac_init(params);
12007
12008 if (params->feature_config_flags & ELINK_FEATURE_CONFIG_PFC_ENABLED)
12009 vars->link_status |= LINK_STATUS_PFC_ENABLED;
12010
12011 if ((params->num_phys == 0) && !CHIP_REV_IS_SLOW(sc)) {
12012 PMD_DRV_LOG(DEBUG, "No phy found for initialization !!");
12013 return ELINK_STATUS_ERROR;
12014 }
12015 set_phy_vars(params, vars);
12016
12017 PMD_DRV_LOG(DEBUG, "Num of phys on board: %d", params->num_phys);
12018
12019 switch (params->loopback_mode) {
12020 case ELINK_LOOPBACK_BMAC:
12021 elink_init_bmac_loopback(params, vars);
12022 break;
12023 case ELINK_LOOPBACK_EMAC:
12024 elink_init_emac_loopback(params, vars);
12025 break;
12026 case ELINK_LOOPBACK_XMAC:
12027 elink_init_xmac_loopback(params, vars);
12028 break;
12029 case ELINK_LOOPBACK_UMAC:
12030 elink_init_umac_loopback(params, vars);
12031 break;
12032 case ELINK_LOOPBACK_XGXS:
12033 case ELINK_LOOPBACK_EXT_PHY:
12034 elink_init_xgxs_loopback(params, vars);
12035 break;
12036 default:
12037 if (!CHIP_IS_E3(sc)) {
12038 if (params->switch_cfg == ELINK_SWITCH_CFG_10G)
12039 elink_xgxs_deassert(params);
12040 else
12041 elink_serdes_deassert(sc, params->port);
12042 }
12043 elink_link_initialize(params, vars);
12044 DELAY(1000 * 30);
12045 elink_link_int_enable(params);
12046 break;
12047 }
12048 elink_update_mng(params, vars->link_status);
12049
12050 elink_update_mng_eee(params, vars->eee_status);
12051 return ELINK_STATUS_OK;
12052}
12053
12054static elink_status_t elink_link_reset(struct elink_params *params,
12055 struct elink_vars *vars,
12056 uint8_t reset_ext_phy)
12057{
12058 struct bnx2x_softc *sc = params->sc;
12059 uint8_t phy_index, port = params->port, clear_latch_ind = 0;
12060 PMD_DRV_LOG(DEBUG, "Resetting the link of port %d", port);
12061 /* Disable attentions */
12062 vars->link_status = 0;
12063 elink_update_mng(params, vars->link_status);
12064 vars->eee_status &= ~(SHMEM_EEE_LP_ADV_STATUS_MASK |
12065 SHMEM_EEE_ACTIVE_BIT);
12066 elink_update_mng_eee(params, vars->eee_status);
12067 elink_bits_dis(sc, NIG_REG_MASK_INTERRUPT_PORT0 + port * 4,
12068 (ELINK_NIG_MASK_XGXS0_LINK_STATUS |
12069 ELINK_NIG_MASK_XGXS0_LINK10G |
12070 ELINK_NIG_MASK_SERDES0_LINK_STATUS |
12071 ELINK_NIG_MASK_MI_INT));
12072
12073 /* Activate nig drain */
12074 REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + port * 4, 1);
12075
12076 /* Disable nig egress interface */
12077 if (!CHIP_IS_E3(sc)) {
12078 REG_WR(sc, NIG_REG_BMAC0_OUT_EN + port * 4, 0);
12079 REG_WR(sc, NIG_REG_EGRESS_EMAC0_OUT_EN + port * 4, 0);
12080 }
12081 if (!CHIP_IS_E3(sc))
12082 elink_set_bmac_rx(sc, port, 0);
12083 if (CHIP_IS_E3(sc) && !CHIP_REV_IS_FPGA(sc)) {
12084 elink_set_xmac_rxtx(params, 0);
12085 elink_set_umac_rxtx(params, 0);
12086 }
12087 /* Disable emac */
12088 if (!CHIP_IS_E3(sc))
12089 REG_WR(sc, NIG_REG_NIG_EMAC0_EN + port * 4, 0);
12090
12091 DELAY(1000 * 10);
12092 /* The PHY reset is controlled by GPIO 1
12093 * Hold it as vars low
12094 */
12095 /* Clear link led */
12096 elink_set_mdio_emac_per_phy(sc, params);
12097 elink_set_led(params, vars, ELINK_LED_MODE_OFF, 0);
12098
12099 if (reset_ext_phy && (!CHIP_REV_IS_SLOW(sc))) {
12100 for (phy_index = ELINK_EXT_PHY1; phy_index < params->num_phys;
12101 phy_index++) {
12102 if (params->phy[phy_index].link_reset) {
12103 elink_set_aer_mmd(params,
12104 &params->phy[phy_index]);
12105 params->phy[phy_index].link_reset(&params->
12106 phy
12107 [phy_index],
12108 params);
12109 }
12110 if (params->phy[phy_index].flags &
12111 ELINK_FLAGS_REARM_LATCH_SIGNAL)
12112 clear_latch_ind = 1;
12113 }
12114 }
12115
12116 if (clear_latch_ind) {
12117 /* Clear latching indication */
12118 elink_rearm_latch_signal(sc, port, 0);
12119 elink_bits_dis(sc, NIG_REG_LATCH_BC_0 + port * 4,
12120 1 << ELINK_NIG_LATCH_BC_ENABLE_MI_INT);
12121 }
12122 if (params->phy[ELINK_INT_PHY].link_reset)
12123 params->phy[ELINK_INT_PHY].link_reset(&params->
12124 phy
12125 [ELINK_INT_PHY],
12126 params);
12127
12128 /* Disable nig ingress interface */
12129 if (!CHIP_IS_E3(sc)) {
12130 /* Reset BigMac */
12131 REG_WR(sc, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
12132 (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port));
12133 REG_WR(sc, NIG_REG_BMAC0_IN_EN + port * 4, 0);
12134 REG_WR(sc, NIG_REG_EMAC0_IN_EN + port * 4, 0);
12135 } else {
12136 uint32_t xmac_base =
12137 (params->port) ? GRCBASE_XMAC1 : GRCBASE_XMAC0;
12138 elink_set_xumac_nig(params, 0, 0);
12139 if (REG_RD(sc, MISC_REG_RESET_REG_2) &
12140 MISC_REGISTERS_RESET_REG_2_XMAC)
12141 REG_WR(sc, xmac_base + XMAC_REG_CTRL,
12142 XMAC_CTRL_REG_SOFT_RESET);
12143 }
12144 vars->link_up = 0;
12145 vars->phy_flags = 0;
12146 return ELINK_STATUS_OK;
12147}
12148
12149elink_status_t elink_lfa_reset(struct elink_params * params,
12150 struct elink_vars * vars)
12151{
12152 struct bnx2x_softc *sc = params->sc;
12153 vars->link_up = 0;
12154 vars->phy_flags = 0;
12155 params->link_flags &= ~ELINK_PHY_INITIALIZED;
12156 if (!params->lfa_base)
12157 return elink_link_reset(params, vars, 1);
12158 /*
12159 * Activate NIG drain so that during this time the device won't send
12160 * anything while it is unable to response.
12161 */
12162 REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + params->port * 4, 1);
12163
12164 /*
12165 * Close gracefully the gate from BMAC to NIG such that no half packets
12166 * are passed.
12167 */
12168 if (!CHIP_IS_E3(sc))
12169 elink_set_bmac_rx(sc, params->port, 0);
12170
12171 if (CHIP_IS_E3(sc)) {
12172 elink_set_xmac_rxtx(params, 0);
12173 elink_set_umac_rxtx(params, 0);
12174 }
12175 /* Wait 10ms for the pipe to clean up */
12176 DELAY(1000 * 10);
12177
12178 /* Clean the NIG-BRB using the network filters in a way that will
12179 * not cut a packet in the middle.
12180 */
12181 elink_set_rx_filter(params, 0);
12182
12183 /*
12184 * Re-open the gate between the BMAC and the NIG, after verifying the
12185 * gate to the BRB is closed, otherwise packets may arrive to the
12186 * firmware before driver had initialized it. The target is to achieve
12187 * minimum management protocol down time.
12188 */
12189 if (!CHIP_IS_E3(sc))
12190 elink_set_bmac_rx(sc, params->port, 1);
12191
12192 if (CHIP_IS_E3(sc)) {
12193 elink_set_xmac_rxtx(params, 1);
12194 elink_set_umac_rxtx(params, 1);
12195 }
12196 /* Disable NIG drain */
12197 REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + params->port * 4, 0);
12198 return ELINK_STATUS_OK;
12199}
12200
12201/****************************************************************************/
12202/* Common function */
12203/****************************************************************************/
12204static elink_status_t elink_8073_common_init_phy(struct bnx2x_softc *sc,
12205 uint32_t shmem_base_path[],
12206 uint32_t shmem2_base_path[],
12207 uint8_t phy_index,
12208 __rte_unused uint32_t chip_id)
12209{
12210 struct elink_phy phy[PORT_MAX];
12211 struct elink_phy *phy_blk[PORT_MAX];
12212 uint16_t val;
12213 int8_t port = 0;
12214 int8_t port_of_path = 0;
12215 uint32_t swap_val, swap_override;
12216 swap_val = REG_RD(sc, NIG_REG_PORT_SWAP);
12217 swap_override = REG_RD(sc, NIG_REG_STRAP_OVERRIDE);
12218 port ^= (swap_val && swap_override);
12219 elink_ext_phy_hw_reset(sc, port);
12220 /* PART1 - Reset both phys */
12221 for (port = PORT_MAX - 1; port >= PORT_0; port--) {
12222 uint32_t shmem_base, shmem2_base;
12223 /* In E2, same phy is using for port0 of the two paths */
12224 if (CHIP_IS_E1x(sc)) {
12225 shmem_base = shmem_base_path[0];
12226 shmem2_base = shmem2_base_path[0];
12227 port_of_path = port;
12228 } else {
12229 shmem_base = shmem_base_path[port];
12230 shmem2_base = shmem2_base_path[port];
12231 port_of_path = 0;
12232 }
12233
12234 /* Extract the ext phy address for the port */
12235 if (elink_populate_phy(sc, phy_index, shmem_base, shmem2_base,
12236 port_of_path, &phy[port]) !=
12237 ELINK_STATUS_OK) {
12238 PMD_DRV_LOG(DEBUG, "populate_phy failed");
12239 return ELINK_STATUS_ERROR;
12240 }
12241 /* Disable attentions */
12242 elink_bits_dis(sc, NIG_REG_MASK_INTERRUPT_PORT0 +
12243 port_of_path * 4,
12244 (ELINK_NIG_MASK_XGXS0_LINK_STATUS |
12245 ELINK_NIG_MASK_XGXS0_LINK10G |
12246 ELINK_NIG_MASK_SERDES0_LINK_STATUS |
12247 ELINK_NIG_MASK_MI_INT));
12248
12249 /* Need to take the phy out of low power mode in order
12250 * to write to access its registers
12251 */
12252 elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_2,
12253 MISC_REGISTERS_GPIO_OUTPUT_HIGH, port);
12254
12255 /* Reset the phy */
12256 elink_cl45_write(sc, &phy[port],
12257 MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 1 << 15);
12258 }
12259
12260 /* Add delay of 150ms after reset */
12261 DELAY(1000 * 150);
12262
12263 if (phy[PORT_0].addr & 0x1) {
12264 phy_blk[PORT_0] = &(phy[PORT_1]);
12265 phy_blk[PORT_1] = &(phy[PORT_0]);
12266 } else {
12267 phy_blk[PORT_0] = &(phy[PORT_0]);
12268 phy_blk[PORT_1] = &(phy[PORT_1]);
12269 }
12270
12271 /* PART2 - Download firmware to both phys */
12272 for (port = PORT_MAX - 1; port >= PORT_0; port--) {
12273 if (CHIP_IS_E1x(sc))
12274 port_of_path = port;
12275 else
12276 port_of_path = 0;
12277
12278 PMD_DRV_LOG(DEBUG, "Loading spirom for phy address 0x%x",
12279 phy_blk[port]->addr);
12280 if (elink_8073_8727_external_rom_boot(sc, phy_blk[port],
12281 port_of_path))
12282 return ELINK_STATUS_ERROR;
12283
12284 /* Only set bit 10 = 1 (Tx power down) */
12285 elink_cl45_read(sc, phy_blk[port],
12286 MDIO_PMA_DEVAD,
12287 MDIO_PMA_REG_TX_POWER_DOWN, &val);
12288
12289 /* Phase1 of TX_POWER_DOWN reset */
12290 elink_cl45_write(sc, phy_blk[port],
12291 MDIO_PMA_DEVAD,
12292 MDIO_PMA_REG_TX_POWER_DOWN, (val | 1 << 10));
12293 }
12294
12295 /* Toggle Transmitter: Power down and then up with 600ms delay
12296 * between
12297 */
12298 DELAY(1000 * 600);
12299
12300 /* PART3 - complete TX_POWER_DOWN process, and set GPIO2 back to low */
12301 for (port = PORT_MAX - 1; port >= PORT_0; port--) {
12302 /* Phase2 of POWER_DOWN_RESET */
12303 /* Release bit 10 (Release Tx power down) */
12304 elink_cl45_read(sc, phy_blk[port],
12305 MDIO_PMA_DEVAD,
12306 MDIO_PMA_REG_TX_POWER_DOWN, &val);
12307
12308 elink_cl45_write(sc, phy_blk[port],
12309 MDIO_PMA_DEVAD,
12310 MDIO_PMA_REG_TX_POWER_DOWN,
12311 (val & (~(1 << 10))));
12312 DELAY(1000 * 15);
12313
12314 /* Read modify write the SPI-ROM version select register */
12315 elink_cl45_read(sc, phy_blk[port],
12316 MDIO_PMA_DEVAD,
12317 MDIO_PMA_REG_EDC_FFE_MAIN, &val);
12318 elink_cl45_write(sc, phy_blk[port],
12319 MDIO_PMA_DEVAD,
12320 MDIO_PMA_REG_EDC_FFE_MAIN, (val | (1 << 12)));
12321
12322 /* set GPIO2 back to LOW */
12323 elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_2,
12324 MISC_REGISTERS_GPIO_OUTPUT_LOW, port);
12325 }
12326 return ELINK_STATUS_OK;
12327}
12328
12329static elink_status_t elink_8726_common_init_phy(struct bnx2x_softc *sc,
12330 uint32_t shmem_base_path[],
12331 uint32_t shmem2_base_path[],
12332 uint8_t phy_index,
12333 __rte_unused uint32_t chip_id)
12334{
12335 uint32_t val;
12336 int8_t port;
12337 struct elink_phy phy;
12338 /* Use port1 because of the static port-swap */
12339 /* Enable the module detection interrupt */
12340 val = REG_RD(sc, MISC_REG_GPIO_EVENT_EN);
12341 val |= ((1 << MISC_REGISTERS_GPIO_3) |
12342 (1 <<
12343 (MISC_REGISTERS_GPIO_3 + MISC_REGISTERS_GPIO_PORT_SHIFT)));
12344 REG_WR(sc, MISC_REG_GPIO_EVENT_EN, val);
12345
12346 elink_ext_phy_hw_reset(sc, 0);
12347 DELAY(1000 * 5);
12348 for (port = 0; port < PORT_MAX; port++) {
12349 uint32_t shmem_base, shmem2_base;
12350
12351 /* In E2, same phy is using for port0 of the two paths */
12352 if (CHIP_IS_E1x(sc)) {
12353 shmem_base = shmem_base_path[0];
12354 shmem2_base = shmem2_base_path[0];
12355 } else {
12356 shmem_base = shmem_base_path[port];
12357 shmem2_base = shmem2_base_path[port];
12358 }
12359 /* Extract the ext phy address for the port */
12360 if (elink_populate_phy(sc, phy_index, shmem_base, shmem2_base,
12361 port, &phy) != ELINK_STATUS_OK) {
12362 PMD_DRV_LOG(DEBUG, "populate phy failed");
12363 return ELINK_STATUS_ERROR;
12364 }
12365
12366 /* Reset phy */
12367 elink_cl45_write(sc, &phy,
12368 MDIO_PMA_DEVAD, MDIO_PMA_REG_GEN_CTRL, 0x0001);
12369
12370 /* Set fault module detected LED on */
12371 elink_cb_gpio_write(sc, MISC_REGISTERS_GPIO_0,
12372 MISC_REGISTERS_GPIO_HIGH, port);
12373 }
12374
12375 return ELINK_STATUS_OK;
12376}
12377
12378static void elink_get_ext_phy_reset_gpio(struct bnx2x_softc *sc,
12379 uint32_t shmem_base, uint8_t * io_gpio,
12380 uint8_t * io_port)
12381{
12382
12383 uint32_t phy_gpio_reset = REG_RD(sc, shmem_base +
12384 offsetof(struct shmem_region,
12385 dev_info.
12386 port_hw_config[PORT_0].
12387 default_cfg));
12388 switch (phy_gpio_reset) {
12389 case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO0_P0:
12390 *io_gpio = 0;
12391 *io_port = 0;
12392 break;
12393 case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO1_P0:
12394 *io_gpio = 1;
12395 *io_port = 0;
12396 break;
12397 case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO2_P0:
12398 *io_gpio = 2;
12399 *io_port = 0;
12400 break;
12401 case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO3_P0:
12402 *io_gpio = 3;
12403 *io_port = 0;
12404 break;
12405 case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO0_P1:
12406 *io_gpio = 0;
12407 *io_port = 1;
12408 break;
12409 case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO1_P1:
12410 *io_gpio = 1;
12411 *io_port = 1;
12412 break;
12413 case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO2_P1:
12414 *io_gpio = 2;
12415 *io_port = 1;
12416 break;
12417 case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO3_P1:
12418 *io_gpio = 3;
12419 *io_port = 1;
12420 break;
12421 default:
12422 /* Don't override the io_gpio and io_port */
12423 break;
12424 }
12425}
12426
12427static elink_status_t elink_8727_common_init_phy(struct bnx2x_softc *sc,
12428 uint32_t shmem_base_path[],
12429 uint32_t shmem2_base_path[],
12430 uint8_t phy_index,
12431 __rte_unused uint32_t chip_id)
12432{
12433 int8_t port, reset_gpio;
12434 uint32_t swap_val, swap_override;
12435 struct elink_phy phy[PORT_MAX];
12436 struct elink_phy *phy_blk[PORT_MAX];
12437 int8_t port_of_path;
12438 swap_val = REG_RD(sc, NIG_REG_PORT_SWAP);
12439 swap_override = REG_RD(sc, NIG_REG_STRAP_OVERRIDE);
12440
12441 reset_gpio = MISC_REGISTERS_GPIO_1;
12442 port = 1;
12443
12444 /* Retrieve the reset gpio/port which control the reset.
12445 * Default is GPIO1, PORT1
12446 */
12447 elink_get_ext_phy_reset_gpio(sc, shmem_base_path[0],
12448 (uint8_t *) & reset_gpio,
12449 (uint8_t *) & port);
12450
12451 /* Calculate the port based on port swap */
12452 port ^= (swap_val && swap_override);
12453
12454 /* Initiate PHY reset */
12455 elink_cb_gpio_write(sc, reset_gpio, MISC_REGISTERS_GPIO_OUTPUT_LOW,
12456 port);
12457 DELAY(1000 * 1);
12458 elink_cb_gpio_write(sc, reset_gpio, MISC_REGISTERS_GPIO_OUTPUT_HIGH,
12459 port);
12460
12461 DELAY(1000 * 5);
12462
12463 /* PART1 - Reset both phys */
12464 for (port = PORT_MAX - 1; port >= PORT_0; port--) {
12465 uint32_t shmem_base, shmem2_base;
12466
12467 /* In E2, same phy is using for port0 of the two paths */
12468 if (CHIP_IS_E1x(sc)) {
12469 shmem_base = shmem_base_path[0];
12470 shmem2_base = shmem2_base_path[0];
12471 port_of_path = port;
12472 } else {
12473 shmem_base = shmem_base_path[port];
12474 shmem2_base = shmem2_base_path[port];
12475 port_of_path = 0;
12476 }
12477
12478 /* Extract the ext phy address for the port */
12479 if (elink_populate_phy(sc, phy_index, shmem_base, shmem2_base,
12480 port_of_path, &phy[port]) !=
12481 ELINK_STATUS_OK) {
12482 PMD_DRV_LOG(DEBUG, "populate phy failed");
12483 return ELINK_STATUS_ERROR;
12484 }
12485 /* disable attentions */
12486 elink_bits_dis(sc, NIG_REG_MASK_INTERRUPT_PORT0 +
12487 port_of_path * 4,
12488 (ELINK_NIG_MASK_XGXS0_LINK_STATUS |
12489 ELINK_NIG_MASK_XGXS0_LINK10G |
12490 ELINK_NIG_MASK_SERDES0_LINK_STATUS |
12491 ELINK_NIG_MASK_MI_INT));
12492
12493 /* Reset the phy */
12494 elink_cl45_write(sc, &phy[port],
12495 MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 1 << 15);
12496 }
12497
12498 /* Add delay of 150ms after reset */
12499 DELAY(1000 * 150);
12500 if (phy[PORT_0].addr & 0x1) {
12501 phy_blk[PORT_0] = &(phy[PORT_1]);
12502 phy_blk[PORT_1] = &(phy[PORT_0]);
12503 } else {
12504 phy_blk[PORT_0] = &(phy[PORT_0]);
12505 phy_blk[PORT_1] = &(phy[PORT_1]);
12506 }
12507 /* PART2 - Download firmware to both phys */
12508 for (port = PORT_MAX - 1; port >= PORT_0; port--) {
12509 if (CHIP_IS_E1x(sc))
12510 port_of_path = port;
12511 else
12512 port_of_path = 0;
12513 PMD_DRV_LOG(DEBUG, "Loading spirom for phy address 0x%x",
12514 phy_blk[port]->addr);
12515 if (elink_8073_8727_external_rom_boot(sc, phy_blk[port],
12516 port_of_path))
12517 return ELINK_STATUS_ERROR;
12518 /* Disable PHY transmitter output */
12519 elink_cl45_write(sc, phy_blk[port],
12520 MDIO_PMA_DEVAD, MDIO_PMA_REG_TX_DISABLE, 1);
12521
12522 }
12523 return ELINK_STATUS_OK;
12524}
12525
12526static elink_status_t elink_84833_common_init_phy(struct bnx2x_softc *sc,
12527 uint32_t shmem_base_path[],
12528 __rte_unused uint32_t
12529 shmem2_base_path[],
12530 __rte_unused uint8_t
12531 phy_index, uint32_t chip_id)
12532{
12533 uint8_t reset_gpios;
12534 reset_gpios = elink_84833_get_reset_gpios(sc, shmem_base_path, chip_id);
12535 elink_cb_gpio_mult_write(sc, reset_gpios,
12536 MISC_REGISTERS_GPIO_OUTPUT_LOW);
12537 DELAY(10);
12538 elink_cb_gpio_mult_write(sc, reset_gpios,
12539 MISC_REGISTERS_GPIO_OUTPUT_HIGH);
12540 PMD_DRV_LOG(DEBUG, "84833 reset pulse on pin values 0x%x", reset_gpios);
12541 return ELINK_STATUS_OK;
12542}
12543
12544static elink_status_t elink_ext_phy_common_init(struct bnx2x_softc *sc,
12545 uint32_t shmem_base_path[],
12546 uint32_t shmem2_base_path[],
12547 uint8_t phy_index,
12548 uint32_t ext_phy_type,
12549 uint32_t chip_id)
12550{
12551 elink_status_t rc = ELINK_STATUS_OK;
12552
12553 switch (ext_phy_type) {
12554 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8073:
12555 rc = elink_8073_common_init_phy(sc, shmem_base_path,
12556 shmem2_base_path,
12557 phy_index, chip_id);
12558 break;
12559 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8722:
12560 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8727:
12561 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8727_NOC:
12562 rc = elink_8727_common_init_phy(sc, shmem_base_path,
12563 shmem2_base_path,
12564 phy_index, chip_id);
12565 break;
12566
12567 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8726:
12568 /* GPIO1 affects both ports, so there's need to pull
12569 * it for single port alone
12570 */
12571 rc = elink_8726_common_init_phy(sc, shmem_base_path,
12572 shmem2_base_path,
12573 phy_index, chip_id);
12574 break;
12575 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84833:
12576 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X84834:
12577 /* GPIO3's are linked, and so both need to be toggled
12578 * to obtain required 2us pulse.
12579 */
12580 rc = elink_84833_common_init_phy(sc, shmem_base_path,
12581 shmem2_base_path,
12582 phy_index, chip_id);
12583 break;
12584 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE:
12585 rc = ELINK_STATUS_ERROR;
12586 break;
12587 default:
12588 PMD_DRV_LOG(DEBUG,
12589 "ext_phy 0x%x common init not required",
12590 ext_phy_type);
12591 break;
12592 }
12593
12594 if (rc != ELINK_STATUS_OK)
12595 elink_cb_event_log(sc, ELINK_LOG_ID_PHY_UNINITIALIZED, 0); // "Warning: PHY was not initialized,"
12596 // " Port %d",
12597
12598 return rc;
12599}
12600
12601elink_status_t elink_common_init_phy(struct bnx2x_softc * sc,
12602 uint32_t shmem_base_path[],
12603 uint32_t shmem2_base_path[],
12604 uint32_t chip_id,
12605 __rte_unused uint8_t one_port_enabled)
12606{
12607 elink_status_t rc = ELINK_STATUS_OK;
12608 uint32_t phy_ver, val;
12609 uint8_t phy_index = 0;
12610 uint32_t ext_phy_type, ext_phy_config;
12611
12612 elink_set_mdio_clk(sc, GRCBASE_EMAC0);
12613 elink_set_mdio_clk(sc, GRCBASE_EMAC1);
12614 PMD_DRV_LOG(DEBUG, "Begin common phy init");
12615 if (CHIP_IS_E3(sc)) {
12616 /* Enable EPIO */
12617 val = REG_RD(sc, MISC_REG_GEN_PURP_HWG);
12618 REG_WR(sc, MISC_REG_GEN_PURP_HWG, val | 1);
12619 }
12620 /* Check if common init was already done */
12621 phy_ver = REG_RD(sc, shmem_base_path[0] +
12622 offsetof(struct shmem_region,
12623 port_mb[PORT_0].ext_phy_fw_version));
12624 if (phy_ver) {
12625 PMD_DRV_LOG(DEBUG, "Not doing common init; phy ver is 0x%x",
12626 phy_ver);
12627 return ELINK_STATUS_OK;
12628 }
12629
12630 /* Read the ext_phy_type for arbitrary port(0) */
12631 for (phy_index = ELINK_EXT_PHY1; phy_index < ELINK_MAX_PHYS;
12632 phy_index++) {
12633 ext_phy_config = elink_get_ext_phy_config(sc,
12634 shmem_base_path[0],
12635 phy_index, 0);
12636 ext_phy_type = ELINK_XGXS_EXT_PHY_TYPE(ext_phy_config);
12637 rc |= elink_ext_phy_common_init(sc, shmem_base_path,
12638 shmem2_base_path,
12639 phy_index, ext_phy_type,
12640 chip_id);
12641 }
12642 return rc;
12643}
12644
12645static void elink_check_over_curr(struct elink_params *params,
12646 struct elink_vars *vars)
12647{
12648 struct bnx2x_softc *sc = params->sc;
12649 uint32_t cfg_pin;
12650 uint8_t port = params->port;
12651 uint32_t pin_val;
12652
12653 cfg_pin = (REG_RD(sc, params->shmem_base +
12654 offsetof(struct shmem_region,
12655 dev_info.port_hw_config[port].
12656 e3_cmn_pin_cfg1)) &
12657 PORT_HW_CFG_E3_OVER_CURRENT_MASK) >>
12658 PORT_HW_CFG_E3_OVER_CURRENT_SHIFT;
12659
12660 /* Ignore check if no external input PIN available */
12661 if (elink_get_cfg_pin(sc, cfg_pin, &pin_val) != ELINK_STATUS_OK)
12662 return;
12663
12664 if (!pin_val) {
12665 if ((vars->phy_flags & PHY_OVER_CURRENT_FLAG) == 0) {
12666 elink_cb_event_log(sc, ELINK_LOG_ID_OVER_CURRENT, params->port); //"Error: Power fault on Port %d has"
12667 // " been detected and the power to "
12668 // "that SFP+ module has been removed"
12669 // " to prevent failure of the card."
12670 // " Please remove the SFP+ module and"
12671 // " restart the system to clear this"
12672 // " error.",
12673 vars->phy_flags |= PHY_OVER_CURRENT_FLAG;
12674 elink_warpcore_power_module(params, 0);
12675 }
12676 } else
12677 vars->phy_flags &= ~PHY_OVER_CURRENT_FLAG;
12678}
12679
12680/* Returns 0 if no change occured since last check; 1 otherwise. */
12681static uint8_t elink_analyze_link_error(struct elink_params *params,
12682 struct elink_vars *vars,
12683 uint32_t status, uint32_t phy_flag,
12684 uint32_t link_flag, uint8_t notify)
12685{
12686 struct bnx2x_softc *sc = params->sc;
12687 /* Compare new value with previous value */
12688 uint8_t led_mode;
12689 uint32_t old_status = (vars->phy_flags & phy_flag) ? 1 : 0;
12690
12691 if ((status ^ old_status) == 0)
12692 return 0;
12693
12694 /* If values differ */
12695 switch (phy_flag) {
12696 case PHY_HALF_OPEN_CONN_FLAG:
12697 PMD_DRV_LOG(DEBUG, "Analyze Remote Fault");
12698 break;
12699 case PHY_SFP_TX_FAULT_FLAG:
12700 PMD_DRV_LOG(DEBUG, "Analyze TX Fault");
12701 break;
12702 default:
12703 PMD_DRV_LOG(DEBUG, "Analyze UNKNOWN");
12704 }
12705 PMD_DRV_LOG(DEBUG, "Link changed:[%x %x]->%x", vars->link_up,
12706 old_status, status);
12707
12708 /* a. Update shmem->link_status accordingly
12709 * b. Update elink_vars->link_up
12710 */
12711 if (status) {
12712 vars->link_status &= ~LINK_STATUS_LINK_UP;
12713 vars->link_status |= link_flag;
12714 vars->link_up = 0;
12715 vars->phy_flags |= phy_flag;
12716
12717 /* activate nig drain */
12718 REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + params->port * 4, 1);
12719 /* Set LED mode to off since the PHY doesn't know about these
12720 * errors
12721 */
12722 led_mode = ELINK_LED_MODE_OFF;
12723 } else {
12724 vars->link_status |= LINK_STATUS_LINK_UP;
12725 vars->link_status &= ~link_flag;
12726 vars->link_up = 1;
12727 vars->phy_flags &= ~phy_flag;
12728 led_mode = ELINK_LED_MODE_OPER;
12729
12730 /* Clear nig drain */
12731 REG_WR(sc, NIG_REG_EGRESS_DRAIN0_MODE + params->port * 4, 0);
12732 }
12733 elink_sync_link(params, vars);
12734 /* Update the LED according to the link state */
12735 elink_set_led(params, vars, led_mode, ELINK_SPEED_10000);
12736
12737 /* Update link status in the shared memory */
12738 elink_update_mng(params, vars->link_status);
12739
12740 /* C. Trigger General Attention */
12741 vars->periodic_flags |= ELINK_PERIODIC_FLAGS_LINK_EVENT;
12742 if (notify)
12743 elink_cb_notify_link_changed(sc);
12744
12745 return 1;
12746}
12747
12748/******************************************************************************
12749* Description:
12750* This function checks for half opened connection change indication.
12751* When such change occurs, it calls the elink_analyze_link_error
12752* to check if Remote Fault is set or cleared. Reception of remote fault
12753* status message in the MAC indicates that the peer's MAC has detected
12754* a fault, for example, due to break in the TX side of fiber.
12755*
12756******************************************************************************/
12757static elink_status_t elink_check_half_open_conn(struct elink_params *params,
12758 struct elink_vars *vars,
12759 uint8_t notify)
12760{
12761 struct bnx2x_softc *sc = params->sc;
12762 uint32_t lss_status = 0;
12763 uint32_t mac_base;
12764 /* In case link status is physically up @ 10G do */
12765 if (((vars->phy_flags & PHY_PHYSICAL_LINK_FLAG) == 0) ||
12766 (REG_RD(sc, NIG_REG_EGRESS_EMAC0_PORT + params->port * 4)))
12767 return ELINK_STATUS_OK;
12768
12769 if (CHIP_IS_E3(sc) &&
12770 (REG_RD(sc, MISC_REG_RESET_REG_2) &
12771 (MISC_REGISTERS_RESET_REG_2_XMAC))) {
12772 /* Check E3 XMAC */
12773 /* Note that link speed cannot be queried here, since it may be
12774 * zero while link is down. In case UMAC is active, LSS will
12775 * simply not be set
12776 */
12777 mac_base = (params->port) ? GRCBASE_XMAC1 : GRCBASE_XMAC0;
12778
12779 /* Clear stick bits (Requires rising edge) */
12780 REG_WR(sc, mac_base + XMAC_REG_CLEAR_RX_LSS_STATUS, 0);
12781 REG_WR(sc, mac_base + XMAC_REG_CLEAR_RX_LSS_STATUS,
12782 XMAC_CLEAR_RX_LSS_STATUS_REG_CLEAR_LOCAL_FAULT_STATUS |
12783 XMAC_CLEAR_RX_LSS_STATUS_REG_CLEAR_REMOTE_FAULT_STATUS);
12784 if (REG_RD(sc, mac_base + XMAC_REG_RX_LSS_STATUS))
12785 lss_status = 1;
12786
12787 elink_analyze_link_error(params, vars, lss_status,
12788 PHY_HALF_OPEN_CONN_FLAG,
12789 LINK_STATUS_NONE, notify);
12790 } else if (REG_RD(sc, MISC_REG_RESET_REG_2) &
12791 (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << params->port)) {
12792 /* Check E1X / E2 BMAC */
12793 uint32_t lss_status_reg;
12794 uint32_t wb_data[2];
12795 mac_base = params->port ? NIG_REG_INGRESS_BMAC1_MEM :
12796 NIG_REG_INGRESS_BMAC0_MEM;
12797 /* Read BIGMAC_REGISTER_RX_LSS_STATUS */
12798 if (CHIP_IS_E2(sc))
12799 lss_status_reg = BIGMAC2_REGISTER_RX_LSS_STAT;
12800 else
12801 lss_status_reg = BIGMAC_REGISTER_RX_LSS_STATUS;
12802
12803 REG_RD_DMAE(sc, mac_base + lss_status_reg, wb_data, 2);
12804 lss_status = (wb_data[0] > 0);
12805
12806 elink_analyze_link_error(params, vars, lss_status,
12807 PHY_HALF_OPEN_CONN_FLAG,
12808 LINK_STATUS_NONE, notify);
12809 }
12810 return ELINK_STATUS_OK;
12811}
12812
12813static void elink_sfp_tx_fault_detection(struct elink_phy *phy,
12814 struct elink_params *params,
12815 struct elink_vars *vars)
12816{
12817 struct bnx2x_softc *sc = params->sc;
12818 uint32_t cfg_pin, value = 0;
12819 uint8_t led_change, port = params->port;
12820
12821 /* Get The SFP+ TX_Fault controlling pin ([eg]pio) */
12822 cfg_pin = (REG_RD(sc, params->shmem_base + offsetof(struct shmem_region,
12823 dev_info.
12824 port_hw_config
12825 [port].
12826 e3_cmn_pin_cfg)) &
12827 PORT_HW_CFG_E3_TX_FAULT_MASK) >>
12828 PORT_HW_CFG_E3_TX_FAULT_SHIFT;
12829
12830 if (elink_get_cfg_pin(sc, cfg_pin, &value)) {
12831 PMD_DRV_LOG(DEBUG, "Failed to read pin 0x%02x", cfg_pin);
12832 return;
12833 }
12834
12835 led_change = elink_analyze_link_error(params, vars, value,
12836 PHY_SFP_TX_FAULT_FLAG,
12837 LINK_STATUS_SFP_TX_FAULT, 1);
12838
12839 if (led_change) {
12840 /* Change TX_Fault led, set link status for further syncs */
12841 uint8_t led_mode;
12842
12843 if (vars->phy_flags & PHY_SFP_TX_FAULT_FLAG) {
12844 led_mode = MISC_REGISTERS_GPIO_HIGH;
12845 vars->link_status |= LINK_STATUS_SFP_TX_FAULT;
12846 } else {
12847 led_mode = MISC_REGISTERS_GPIO_LOW;
12848 vars->link_status &= ~LINK_STATUS_SFP_TX_FAULT;
12849 }
12850
12851 /* If module is unapproved, led should be on regardless */
12852 if (!(phy->flags & ELINK_FLAGS_SFP_NOT_APPROVED)) {
12853 PMD_DRV_LOG(DEBUG, "Change TX_Fault LED: ->%x",
12854 led_mode);
12855 elink_set_e3_module_fault_led(params, led_mode);
12856 }
12857 }
12858}
12859
12860static void elink_kr2_recovery(struct elink_params *params,
12861 struct elink_vars *vars, struct elink_phy *phy)
12862{
12863 PMD_DRV_LOG(DEBUG, "KR2 recovery");
12864
12865 elink_warpcore_enable_AN_KR2(phy, params, vars);
12866 elink_warpcore_restart_AN_KR(phy, params);
12867}
12868
12869static void elink_check_kr2_wa(struct elink_params *params,
12870 struct elink_vars *vars, struct elink_phy *phy)
12871{
12872 struct bnx2x_softc *sc = params->sc;
12873 uint16_t base_page, next_page, not_kr2_device, lane;
12874 int sigdet;
12875
12876 /* Once KR2 was disabled, wait 5 seconds before checking KR2 recovery
12877 * Since some switches tend to reinit the AN process and clear the
12878 * the advertised BP/NP after ~2 seconds causing the KR2 to be disabled
12879 * and recovered many times
12880 */
12881 if (vars->check_kr2_recovery_cnt > 0) {
12882 vars->check_kr2_recovery_cnt--;
12883 return;
12884 }
12885
12886 sigdet = elink_warpcore_get_sigdet(phy, params);
12887 if (!sigdet) {
12888 if (!(vars->link_attr_sync & LINK_ATTR_SYNC_KR2_ENABLE)) {
12889 elink_kr2_recovery(params, vars, phy);
12890 PMD_DRV_LOG(DEBUG, "No sigdet");
12891 }
12892 return;
12893 }
12894
12895 lane = elink_get_warpcore_lane(params);
12896 CL22_WR_OVER_CL45(sc, phy, MDIO_REG_BANK_AER_BLOCK,
12897 MDIO_AER_BLOCK_AER_REG, lane);
12898 elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
12899 MDIO_AN_REG_LP_AUTO_NEG, &base_page);
12900 elink_cl45_read(sc, phy, MDIO_AN_DEVAD,
12901 MDIO_AN_REG_LP_AUTO_NEG2, &next_page);
12902 elink_set_aer_mmd(params, phy);
12903
12904 /* CL73 has not begun yet */
12905 if (base_page == 0) {
12906 if (!(vars->link_attr_sync & LINK_ATTR_SYNC_KR2_ENABLE)) {
12907 elink_kr2_recovery(params, vars, phy);
12908 PMD_DRV_LOG(DEBUG, "No BP");
12909 }
12910 return;
12911 }
12912
12913 /* In case NP bit is not set in the BasePage, or it is set,
12914 * but only KX is advertised, declare this link partner as non-KR2
12915 * device.
12916 */
12917 not_kr2_device = (((base_page & 0x8000) == 0) ||
12918 (((base_page & 0x8000) &&
12919 ((next_page & 0xe0) == 0x2))));
12920
12921 /* In case KR2 is already disabled, check if we need to re-enable it */
12922 if (!(vars->link_attr_sync & LINK_ATTR_SYNC_KR2_ENABLE)) {
12923 if (!not_kr2_device) {
12924 PMD_DRV_LOG(DEBUG, "BP=0x%x, NP=0x%x", base_page,
12925 next_page);
12926 elink_kr2_recovery(params, vars, phy);
12927 }
12928 return;
12929 }
12930 /* KR2 is enabled, but not KR2 device */
12931 if (not_kr2_device) {
12932 /* Disable KR2 on both lanes */
12933 PMD_DRV_LOG(DEBUG, "BP=0x%x, NP=0x%x", base_page, next_page);
12934 elink_disable_kr2(params, vars, phy);
12935 /* Restart AN on leading lane */
12936 elink_warpcore_restart_AN_KR(phy, params);
12937 return;
12938 }
12939}
12940
12941void elink_period_func(struct elink_params *params, struct elink_vars *vars)
12942{
12943 uint16_t phy_idx;
12944 struct bnx2x_softc *sc = params->sc;
12945 for (phy_idx = ELINK_INT_PHY; phy_idx < ELINK_MAX_PHYS; phy_idx++) {
12946 if (params->phy[phy_idx].flags & ELINK_FLAGS_TX_ERROR_CHECK) {
12947 elink_set_aer_mmd(params, &params->phy[phy_idx]);
12948 if (elink_check_half_open_conn(params, vars, 1) !=
12949 ELINK_STATUS_OK) {
12950 PMD_DRV_LOG(DEBUG, "Fault detection failed");
12951 }
12952 break;
12953 }
12954 }
12955
12956 if (CHIP_IS_E3(sc)) {
12957 struct elink_phy *phy = &params->phy[ELINK_INT_PHY];
12958 elink_set_aer_mmd(params, phy);
12959 if ((phy->supported & ELINK_SUPPORTED_20000baseKR2_Full) &&
12960 (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_20G))
12961 elink_check_kr2_wa(params, vars, phy);
12962 elink_check_over_curr(params, vars);
12963 if (vars->rx_tx_asic_rst)
12964 elink_warpcore_config_runtime(phy, params, vars);
12965
12966 if ((REG_RD(sc, params->shmem_base +
12967 offsetof(struct shmem_region,
12968 dev_info.port_hw_config[params->port].
12969 default_cfg))
12970 & PORT_HW_CFG_NET_SERDES_IF_MASK) ==
12971 PORT_HW_CFG_NET_SERDES_IF_SFI) {
12972 if (elink_is_sfp_module_plugged(params)) {
12973 elink_sfp_tx_fault_detection(phy, params, vars);
12974 } else if (vars->link_status & LINK_STATUS_SFP_TX_FAULT) {
12975 /* Clean trail, interrupt corrects the leds */
12976 vars->link_status &= ~LINK_STATUS_SFP_TX_FAULT;
12977 vars->phy_flags &= ~PHY_SFP_TX_FAULT_FLAG;
12978 /* Update link status in the shared memory */
12979 elink_update_mng(params, vars->link_status);
12980 }
12981 }
12982 }
12983}
12984
12985uint8_t elink_fan_failure_det_req(struct bnx2x_softc *sc,
12986 uint32_t shmem_base,
12987 uint32_t shmem2_base, uint8_t port)
12988{
12989 uint8_t phy_index, fan_failure_det_req = 0;
12990 struct elink_phy phy;
12991 for (phy_index = ELINK_EXT_PHY1; phy_index < ELINK_MAX_PHYS;
12992 phy_index++) {
12993 if (elink_populate_phy(sc, phy_index, shmem_base, shmem2_base,
12994 port, &phy)
12995 != ELINK_STATUS_OK) {
12996 PMD_DRV_LOG(DEBUG, "populate phy failed");
12997 return 0;
12998 }
12999 fan_failure_det_req |= (phy.flags &
13000 ELINK_FLAGS_FAN_FAILURE_DET_REQ);
13001 }
13002 return fan_failure_det_req;
13003}
13004
13005void elink_hw_reset_phy(struct elink_params *params)
13006{
13007 uint8_t phy_index;
13008 struct bnx2x_softc *sc = params->sc;
13009 elink_update_mng(params, 0);
13010 elink_bits_dis(sc, NIG_REG_MASK_INTERRUPT_PORT0 + params->port * 4,
13011 (ELINK_NIG_MASK_XGXS0_LINK_STATUS |
13012 ELINK_NIG_MASK_XGXS0_LINK10G |
13013 ELINK_NIG_MASK_SERDES0_LINK_STATUS |
13014 ELINK_NIG_MASK_MI_INT));
13015
13016 for (phy_index = ELINK_INT_PHY; phy_index < ELINK_MAX_PHYS; phy_index++) {
13017 if (params->phy[phy_index].hw_reset) {
13018 params->phy[phy_index].hw_reset(&params->phy[phy_index],
13019 params);
13020 params->phy[phy_index] = phy_null;
13021 }
13022 }
13023}
13024
13025void elink_init_mod_abs_int(struct bnx2x_softc *sc, struct elink_vars *vars,
13026 __rte_unused uint32_t chip_id, uint32_t shmem_base,
13027 uint32_t shmem2_base, uint8_t port)
13028{
13029 uint8_t gpio_num = 0xff, gpio_port = 0xff, phy_index;
13030 uint32_t val;
13031 uint32_t offset, aeu_mask, swap_val, swap_override, sync_offset;
13032 if (CHIP_IS_E3(sc)) {
13033 if (elink_get_mod_abs_int_cfg(sc,
13034 shmem_base,
13035 port,
13036 &gpio_num,
13037 &gpio_port) != ELINK_STATUS_OK)
13038 return;
13039 } else {
13040 struct elink_phy phy;
13041 for (phy_index = ELINK_EXT_PHY1; phy_index < ELINK_MAX_PHYS;
13042 phy_index++) {
13043 if (elink_populate_phy(sc, phy_index, shmem_base,
13044 shmem2_base, port, &phy)
13045 != ELINK_STATUS_OK) {
13046 PMD_DRV_LOG(DEBUG, "populate phy failed");
13047 return;
13048 }
13049 if (phy.type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BNX2X8726) {
13050 gpio_num = MISC_REGISTERS_GPIO_3;
13051 gpio_port = port;
13052 break;
13053 }
13054 }
13055 }
13056
13057 if (gpio_num == 0xff)
13058 return;
13059
13060 /* Set GPIO3 to trigger SFP+ module insertion/removal */
13061 elink_cb_gpio_write(sc, gpio_num, MISC_REGISTERS_GPIO_INPUT_HI_Z,
13062 gpio_port);
13063
13064 swap_val = REG_RD(sc, NIG_REG_PORT_SWAP);
13065 swap_override = REG_RD(sc, NIG_REG_STRAP_OVERRIDE);
13066 gpio_port ^= (swap_val && swap_override);
13067
13068 vars->aeu_int_mask = AEU_INPUTS_ATTN_BITS_GPIO0_FUNCTION_0 <<
13069 (gpio_num + (gpio_port << 2));
13070
13071 sync_offset = shmem_base +
13072 offsetof(struct shmem_region,
13073 dev_info.port_hw_config[port].aeu_int_mask);
13074 REG_WR(sc, sync_offset, vars->aeu_int_mask);
13075
13076 PMD_DRV_LOG(DEBUG, "Setting MOD_ABS (GPIO%d_P%d) AEU to 0x%x",
13077 gpio_num, gpio_port, vars->aeu_int_mask);
13078
13079 if (port == 0)
13080 offset = MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0;
13081 else
13082 offset = MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0;
13083
13084 /* Open appropriate AEU for interrupts */
13085 aeu_mask = REG_RD(sc, offset);
13086 aeu_mask |= vars->aeu_int_mask;
13087 REG_WR(sc, offset, aeu_mask);
13088
13089 /* Enable the GPIO to trigger interrupt */
13090 val = REG_RD(sc, MISC_REG_GPIO_EVENT_EN);
13091 val |= 1 << (gpio_num + (gpio_port << 2));
13092 REG_WR(sc, MISC_REG_GPIO_EVENT_EN, val);
13093}