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e78b80b1 1/* Intel PRO/1000 Linux driver
529498cd 2 * Copyright(c) 1999 - 2015 Intel Corporation.
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3 *
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms and conditions of the GNU General Public License,
6 * version 2, as published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
11 * more details.
12 *
13 * The full GNU General Public License is included in this distribution in
14 * the file called "COPYING".
15 *
16 * Contact Information:
17 * Linux NICS <linux.nics@intel.com>
18 * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
19 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
20 */
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21
22#ifndef _E1000E_ICH8LAN_H_
23#define _E1000E_ICH8LAN_H_
24
25#define ICH_FLASH_GFPREG 0x0000
26#define ICH_FLASH_HSFSTS 0x0004
27#define ICH_FLASH_HSFCTL 0x0006
28#define ICH_FLASH_FADDR 0x0008
29#define ICH_FLASH_FDATA0 0x0010
30#define ICH_FLASH_PR0 0x0074
31
32/* Requires up to 10 seconds when MNG might be accessing part. */
33#define ICH_FLASH_READ_COMMAND_TIMEOUT 10000000
34#define ICH_FLASH_WRITE_COMMAND_TIMEOUT 10000000
35#define ICH_FLASH_ERASE_COMMAND_TIMEOUT 10000000
36#define ICH_FLASH_LINEAR_ADDR_MASK 0x00FFFFFF
37#define ICH_FLASH_CYCLE_REPEAT_COUNT 10
38
39#define ICH_CYCLE_READ 0
40#define ICH_CYCLE_WRITE 2
41#define ICH_CYCLE_ERASE 3
42
43#define FLASH_GFPREG_BASE_MASK 0x1FFF
44#define FLASH_SECTOR_ADDR_SHIFT 12
45
46#define ICH_FLASH_SEG_SIZE_256 256
47#define ICH_FLASH_SEG_SIZE_4K 4096
48#define ICH_FLASH_SEG_SIZE_8K 8192
49#define ICH_FLASH_SEG_SIZE_64K 65536
50
51#define E1000_ICH_FWSM_RSPCIPHY 0x00000040 /* Reset PHY on PCI Reset */
52/* FW established a valid mode */
53#define E1000_ICH_FWSM_FW_VALID 0x00008000
54#define E1000_ICH_FWSM_PCIM2PCI 0x01000000 /* ME PCIm-to-PCI active */
55#define E1000_ICH_FWSM_PCIM2PCI_COUNT 2000
56
57#define E1000_ICH_MNG_IAMT_MODE 0x2
58
59#define E1000_FWSM_WLOCK_MAC_MASK 0x0380
60#define E1000_FWSM_WLOCK_MAC_SHIFT 7
74f350ee 61#define E1000_FWSM_ULP_CFG_DONE 0x00000400 /* Low power cfg done */
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62
63/* Shared Receive Address Registers */
64#define E1000_SHRAL_PCH_LPT(_i) (0x05408 + ((_i) * 8))
65#define E1000_SHRAH_PCH_LPT(_i) (0x0540C + ((_i) * 8))
66
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67#define E1000_H2ME 0x05B50 /* Host to ME */
68#define E1000_H2ME_ULP 0x00000800 /* ULP Indication Bit */
69#define E1000_H2ME_ENFORCE_SETTINGS 0x00001000 /* Enforce Settings */
70
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71#define ID_LED_DEFAULT_ICH8LAN ((ID_LED_DEF1_DEF2 << 12) | \
72 (ID_LED_OFF1_OFF2 << 8) | \
73 (ID_LED_OFF1_ON2 << 4) | \
74 (ID_LED_DEF1_DEF2))
75
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76#define E1000_ICH_NVM_SIG_WORD 0x13u
77#define E1000_ICH_NVM_SIG_MASK 0xC000u
78#define E1000_ICH_NVM_VALID_SIG_MASK 0xC0u
79#define E1000_ICH_NVM_SIG_VALUE 0x80u
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80
81#define E1000_ICH8_LAN_INIT_TIMEOUT 1500
82
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83/* FEXT register bit definition */
84#define E1000_FEXT_PHY_CABLE_DISCONNECTED 0x00000004
85
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86#define E1000_FEXTNVM_SW_CONFIG 1
87#define E1000_FEXTNVM_SW_CONFIG_ICH8M (1 << 27) /* different on ICH8M */
88
89#define E1000_FEXTNVM3_PHY_CFG_COUNTER_MASK 0x0C000000
90#define E1000_FEXTNVM3_PHY_CFG_COUNTER_50MSEC 0x08000000
91
92#define E1000_FEXTNVM4_BEACON_DURATION_MASK 0x7
93#define E1000_FEXTNVM4_BEACON_DURATION_8USEC 0x7
94#define E1000_FEXTNVM4_BEACON_DURATION_16USEC 0x3
95
e08f626b 96#define E1000_FEXTNVM6_REQ_PLL_CLK 0x00000100
e0236ad9 97#define E1000_FEXTNVM6_ENABLE_K1_ENTRY_CONDITION 0x00000200
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98#define E1000_FEXTNVM6_K1_OFF_ENABLE 0x80000000
99/* bit for disabling packet buffer read */
100#define E1000_FEXTNVM7_DISABLE_PB_READ 0x00040000
ec945cfb 101#define E1000_FEXTNVM7_SIDE_CLK_UNGATE 0x00000004
74f350ee 102#define E1000_FEXTNVM7_DISABLE_SMB_PERST 0x00000020
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103#define E1000_FEXTNVM9_IOSFSB_CLKGATE_DIS 0x00000800
104#define E1000_FEXTNVM9_IOSFSB_CLKREQ_DIS 0x00001000
105#define E1000_FEXTNVM11_DISABLE_PB_READ 0x00000200
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106#define E1000_FEXTNVM11_DISABLE_MULR_FIX 0x00002000
107
108/* bit24: RXDCTL thresholds granularity: 0 - cache lines, 1 - descriptors */
d5828915 109#define E1000_RXDCTL_THRESH_UNIT_DESC 0x01000000
74f350ee 110
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111#define K1_ENTRY_LATENCY 0
112#define K1_MIN_TIME 1
113#define NVM_SIZE_MULTIPLIER 4096 /*multiplier for NVMS field */
114#define E1000_FLASH_BASE_ADDR 0xE000 /*offset of NVM access regs */
115#define E1000_CTRL_EXT_NVMVS 0x3 /*NVM valid sector */
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116#define E1000_TARC0_CB_MULTIQ_3_REQ 0x30000000
117#define E1000_TARC0_CB_MULTIQ_2_REQ 0x20000000
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118#define PCIE_ICH8_SNOOP_ALL PCIE_NO_SNOOP_ALL
119
120#define E1000_ICH_RAR_ENTRIES 7
96dee024 121#define E1000_PCH2_RAR_ENTRIES 5 /* RAR[0], SHRA[0-3] */
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122#define E1000_PCH_LPT_RAR_ENTRIES 12 /* RAR[0], SHRA[0-10] */
123
124#define PHY_PAGE_SHIFT 5
125#define PHY_REG(page, reg) (((page) << PHY_PAGE_SHIFT) | \
126 ((reg) & MAX_PHY_REG_ADDRESS))
127#define IGP3_KMRN_DIAG PHY_REG(770, 19) /* KMRN Diagnostic */
128#define IGP3_VR_CTRL PHY_REG(776, 18) /* Voltage Regulator Control */
129
130#define IGP3_KMRN_DIAG_PCS_LOCK_LOSS 0x0002
131#define IGP3_VR_CTRL_DEV_POWERDOWN_MODE_MASK 0x0300
132#define IGP3_VR_CTRL_MODE_SHUTDOWN 0x0200
133
134/* PHY Wakeup Registers and defines */
135#define BM_PORT_GEN_CFG PHY_REG(BM_PORT_CTRL_PAGE, 17)
136#define BM_RCTL PHY_REG(BM_WUC_PAGE, 0)
137#define BM_WUC PHY_REG(BM_WUC_PAGE, 1)
138#define BM_WUFC PHY_REG(BM_WUC_PAGE, 2)
139#define BM_WUS PHY_REG(BM_WUC_PAGE, 3)
140#define BM_RAR_L(_i) (BM_PHY_REG(BM_WUC_PAGE, 16 + ((_i) << 2)))
141#define BM_RAR_M(_i) (BM_PHY_REG(BM_WUC_PAGE, 17 + ((_i) << 2)))
142#define BM_RAR_H(_i) (BM_PHY_REG(BM_WUC_PAGE, 18 + ((_i) << 2)))
143#define BM_RAR_CTRL(_i) (BM_PHY_REG(BM_WUC_PAGE, 19 + ((_i) << 2)))
144#define BM_MTA(_i) (BM_PHY_REG(BM_WUC_PAGE, 128 + ((_i) << 1)))
145
146#define BM_RCTL_UPE 0x0001 /* Unicast Promiscuous Mode */
147#define BM_RCTL_MPE 0x0002 /* Multicast Promiscuous Mode */
148#define BM_RCTL_MO_SHIFT 3 /* Multicast Offset Shift */
149#define BM_RCTL_MO_MASK (3 << 3) /* Multicast Offset Mask */
150#define BM_RCTL_BAM 0x0020 /* Broadcast Accept Mode */
151#define BM_RCTL_PMCF 0x0040 /* Pass MAC Control Frames */
152#define BM_RCTL_RFCE 0x0080 /* Rx Flow Control Enable */
153
154#define HV_LED_CONFIG PHY_REG(768, 30) /* LED Configuration */
155#define HV_MUX_DATA_CTRL PHY_REG(776, 16)
156#define HV_MUX_DATA_CTRL_GEN_TO_MAC 0x0400
157#define HV_MUX_DATA_CTRL_FORCE_SPEED 0x0004
158#define HV_STATS_PAGE 778
159/* Half-duplex collision counts */
160#define HV_SCC_UPPER PHY_REG(HV_STATS_PAGE, 16) /* Single Collision */
161#define HV_SCC_LOWER PHY_REG(HV_STATS_PAGE, 17)
162#define HV_ECOL_UPPER PHY_REG(HV_STATS_PAGE, 18) /* Excessive Coll. */
163#define HV_ECOL_LOWER PHY_REG(HV_STATS_PAGE, 19)
164#define HV_MCC_UPPER PHY_REG(HV_STATS_PAGE, 20) /* Multiple Collision */
165#define HV_MCC_LOWER PHY_REG(HV_STATS_PAGE, 21)
166#define HV_LATECOL_UPPER PHY_REG(HV_STATS_PAGE, 23) /* Late Collision */
167#define HV_LATECOL_LOWER PHY_REG(HV_STATS_PAGE, 24)
168#define HV_COLC_UPPER PHY_REG(HV_STATS_PAGE, 25) /* Collision */
169#define HV_COLC_LOWER PHY_REG(HV_STATS_PAGE, 26)
170#define HV_DC_UPPER PHY_REG(HV_STATS_PAGE, 27) /* Defer Count */
171#define HV_DC_LOWER PHY_REG(HV_STATS_PAGE, 28)
172#define HV_TNCRS_UPPER PHY_REG(HV_STATS_PAGE, 29) /* Tx with no CRS */
173#define HV_TNCRS_LOWER PHY_REG(HV_STATS_PAGE, 30)
174
175#define E1000_FCRTV_PCH 0x05F40 /* PCH Flow Control Refresh Timer Value */
176
177#define E1000_NVM_K1_CONFIG 0x1B /* NVM K1 Config Word */
178#define E1000_NVM_K1_ENABLE 0x1 /* NVM Enable K1 bit */
179
180/* SMBus Control Phy Register */
181#define CV_SMB_CTRL PHY_REG(769, 23)
182#define CV_SMB_CTRL_FORCE_SMBUS 0x0001
183
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184/* I218 Ultra Low Power Configuration 1 Register */
185#define I218_ULP_CONFIG1 PHY_REG(779, 16)
186#define I218_ULP_CONFIG1_START 0x0001 /* Start auto ULP config */
187#define I218_ULP_CONFIG1_IND 0x0004 /* Pwr up from ULP indication */
188#define I218_ULP_CONFIG1_STICKY_ULP 0x0010 /* Set sticky ULP mode */
189#define I218_ULP_CONFIG1_INBAND_EXIT 0x0020 /* Inband on ULP exit */
190#define I218_ULP_CONFIG1_WOL_HOST 0x0040 /* WoL Host on ULP exit */
191#define I218_ULP_CONFIG1_RESET_TO_SMBUS 0x0100 /* Reset to SMBus mode */
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192/* enable ULP even if when phy powered down via lanphypc */
193#define I218_ULP_CONFIG1_EN_ULP_LANPHYPC 0x0400
194/* disable clear of sticky ULP on PERST */
195#define I218_ULP_CONFIG1_DIS_CLR_STICKY_ON_PERST 0x0800
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196#define I218_ULP_CONFIG1_DISABLE_SMB_PERST 0x1000 /* Disable on PERST# */
197
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198/* SMBus Address Phy Register */
199#define HV_SMB_ADDR PHY_REG(768, 26)
200#define HV_SMB_ADDR_MASK 0x007F
201#define HV_SMB_ADDR_PEC_EN 0x0200
202#define HV_SMB_ADDR_VALID 0x0080
203#define HV_SMB_ADDR_FREQ_MASK 0x1100
204#define HV_SMB_ADDR_FREQ_LOW_SHIFT 8
205#define HV_SMB_ADDR_FREQ_HIGH_SHIFT 12
206
207/* Strapping Option Register - RO */
208#define E1000_STRAP 0x0000C
209#define E1000_STRAP_SMBUS_ADDRESS_MASK 0x00FE0000
210#define E1000_STRAP_SMBUS_ADDRESS_SHIFT 17
211#define E1000_STRAP_SMT_FREQ_MASK 0x00003000
212#define E1000_STRAP_SMT_FREQ_SHIFT 12
213
214/* OEM Bits Phy Register */
215#define HV_OEM_BITS PHY_REG(768, 25)
216#define HV_OEM_BITS_LPLU 0x0004 /* Low Power Link Up */
217#define HV_OEM_BITS_GBE_DIS 0x0040 /* Gigabit Disable */
218#define HV_OEM_BITS_RESTART_AN 0x0400 /* Restart Auto-negotiation */
219
220/* KMRN Mode Control */
221#define HV_KMRN_MODE_CTRL PHY_REG(769, 16)
222#define HV_KMRN_MDIO_SLOW 0x0400
223
224/* KMRN FIFO Control and Status */
225#define HV_KMRN_FIFO_CTRLSTA PHY_REG(770, 16)
226#define HV_KMRN_FIFO_CTRLSTA_PREAMBLE_MASK 0x7000
227#define HV_KMRN_FIFO_CTRLSTA_PREAMBLE_SHIFT 12
228
229/* PHY Power Management Control */
230#define HV_PM_CTRL PHY_REG(770, 17)
863d9737 231#define HV_PM_CTRL_K1_CLK_REQ 0x200
74f350ee 232#define HV_PM_CTRL_K1_ENABLE 0x4000
1b41db37 233
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234#define I217_PLL_CLOCK_GATE_REG PHY_REG(772, 28)
235#define I217_PLL_CLOCK_GATE_MASK 0x07FF
236
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237#define SW_FLAG_TIMEOUT 1000 /* SW Semaphore flag timeout in ms */
238
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239/* Inband Control */
240#define I217_INBAND_CTRL PHY_REG(770, 18)
241#define I217_INBAND_CTRL_LINK_STAT_TX_TIMEOUT_MASK 0x3F00
242#define I217_INBAND_CTRL_LINK_STAT_TX_TIMEOUT_SHIFT 8
243
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244/* Low Power Idle GPIO Control */
245#define I217_LPI_GPIO_CTRL PHY_REG(772, 18)
246#define I217_LPI_GPIO_CTRL_AUTO_EN_LPI 0x0800
247
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248/* PHY Low Power Idle Control */
249#define I82579_LPI_CTRL PHY_REG(772, 20)
250#define I82579_LPI_CTRL_100_ENABLE 0x2000
251#define I82579_LPI_CTRL_1000_ENABLE 0x4000
252#define I82579_LPI_CTRL_ENABLE_MASK 0x6000
253#define I82579_LPI_CTRL_FORCE_PLL_LOCK_COUNT 0x80
254
255/* Extended Management Interface (EMI) Registers */
256#define I82579_EMI_ADDR 0x10
257#define I82579_EMI_DATA 0x11
258#define I82579_LPI_UPDATE_TIMER 0x4805 /* in 40ns units + 40 ns base value */
259#define I82579_MSE_THRESHOLD 0x084F /* 82579 Mean Square Error Threshold */
260#define I82577_MSE_THRESHOLD 0x0887 /* 82577 Mean Square Error Threshold */
261#define I82579_MSE_LINK_DOWN 0x2411 /* MSE count before dropping link */
772d05c5 262#define I82579_RX_CONFIG 0x3412 /* Receive configuration */
7142a55c 263#define I82579_LPI_PLL_SHUT 0x4412 /* LPI PLL Shut Enable */
d495bcb8 264#define I82579_EEE_PCS_STATUS 0x182E /* IEEE MMD Register 3.1 >> 8 */
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265#define I82579_EEE_CAPABILITY 0x0410 /* IEEE MMD Register 3.20 */
266#define I82579_EEE_ADVERTISEMENT 0x040E /* IEEE MMD Register 7.60 */
267#define I82579_EEE_LP_ABILITY 0x040F /* IEEE MMD Register 7.61 */
268#define I82579_EEE_100_SUPPORTED (1 << 1) /* 100BaseTx EEE */
269#define I82579_EEE_1000_SUPPORTED (1 << 2) /* 1000BaseTx EEE */
7142a55c 270#define I82579_LPI_100_PLL_SHUT (1 << 2) /* 100M LPI PLL Shut Enabled */
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271#define I217_EEE_PCS_STATUS 0x9401 /* IEEE MMD Register 3.1 */
272#define I217_EEE_CAPABILITY 0x8000 /* IEEE MMD Register 3.20 */
273#define I217_EEE_ADVERTISEMENT 0x8001 /* IEEE MMD Register 7.60 */
274#define I217_EEE_LP_ABILITY 0x8002 /* IEEE MMD Register 7.61 */
fbb9ab10 275#define I217_RX_CONFIG 0xB20C /* Receive configuration */
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276
277#define E1000_EEE_RX_LPI_RCVD 0x0400 /* Tx LP idle received */
278#define E1000_EEE_TX_LPI_RCVD 0x0800 /* Rx LP idle received */
279
280/* Intel Rapid Start Technology Support */
281#define I217_PROXY_CTRL BM_PHY_REG(BM_WUC_PAGE, 70)
282#define I217_PROXY_CTRL_AUTO_DISABLE 0x0080
283#define I217_SxCTRL PHY_REG(BM_PORT_CTRL_PAGE, 28)
284#define I217_SxCTRL_ENABLE_LPI_RESET 0x1000
285#define I217_CGFREG PHY_REG(772, 29)
286#define I217_CGFREG_ENABLE_MTA_RESET 0x0002
287#define I217_MEMPWR PHY_REG(772, 26)
288#define I217_MEMPWR_DISABLE_SMB_RELEASE 0x0010
289
290/* Receive Address Initial CRC Calculation */
291#define E1000_PCH_RAICC(_n) (0x05F50 + ((_n) * 4))
292
293/* Latency Tolerance Reporting */
294#define E1000_LTRV 0x000F8
295#define E1000_LTRV_SCALE_MAX 5
296#define E1000_LTRV_SCALE_FACTOR 5
297#define E1000_LTRV_REQ_SHIFT 15
298#define E1000_LTRV_NOSNOOP_SHIFT 16
299#define E1000_LTRV_SEND (1 << 30)
300
301/* Proprietary Latency Tolerance Reporting PCI Capability */
302#define E1000_PCI_LTR_CAP_LPT 0xA8
303
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304void e1000e_write_protect_nvm_ich8lan(struct e1000_hw *hw);
305void e1000e_set_kmrn_lock_loss_workaround_ich8lan(struct e1000_hw *hw,
306 bool state);
307void e1000e_igp3_phy_powerdown_workaround_ich8lan(struct e1000_hw *hw);
308void e1000e_gig_downshift_workaround_ich8lan(struct e1000_hw *hw);
309void e1000_suspend_workarounds_ich8lan(struct e1000_hw *hw);
310void e1000_resume_workarounds_pchlan(struct e1000_hw *hw);
311s32 e1000_configure_k1_ich8lan(struct e1000_hw *hw, bool k1_enable);
312void e1000_copy_rx_addrs_to_phy_ich8lan(struct e1000_hw *hw);
313s32 e1000_lv_jumbo_workaround_ich8lan(struct e1000_hw *hw, bool enable);
314s32 e1000_read_emi_reg_locked(struct e1000_hw *hw, u16 addr, u16 *data);
d495bcb8 315s32 e1000_write_emi_reg_locked(struct e1000_hw *hw, u16 addr, u16 data);
a03206ed 316s32 e1000_set_eee_pchlan(struct e1000_hw *hw);
74f350ee 317s32 e1000_enable_ulp_lpt_lp(struct e1000_hw *hw, bool to_sx);
1b41db37 318#endif /* _E1000E_ICH8LAN_H_ */