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1 /*******************************************************************************
2
3 Intel(R) Gigabit Ethernet Linux driver
4 Copyright(c) 2007-2013 Intel Corporation.
5
6 This program is free software; you can redistribute it and/or modify it
7 under the terms and conditions of the GNU General Public License,
8 version 2, as published by the Free Software Foundation.
9
10 This program is distributed in the hope it will be useful, but WITHOUT
11 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
13 more details.
14
15 You should have received a copy of the GNU General Public License along with
16 this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
18
19 The full GNU General Public License is included in this distribution in
20 the file called "LICENSE.GPL".
21
22 Contact Information:
23 e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
24 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
25
26 *******************************************************************************/
27
28 #ifndef _E1000_HW_H_
29 #define _E1000_HW_H_
30
31 #include "e1000_osdep.h"
32 #include "e1000_regs.h"
33 #include "e1000_defines.h"
34
35 struct e1000_hw;
36
37 #define E1000_DEV_ID_82576 0x10C9
38 #define E1000_DEV_ID_82576_FIBER 0x10E6
39 #define E1000_DEV_ID_82576_SERDES 0x10E7
40 #define E1000_DEV_ID_82576_QUAD_COPPER 0x10E8
41 #define E1000_DEV_ID_82576_QUAD_COPPER_ET2 0x1526
42 #define E1000_DEV_ID_82576_NS 0x150A
43 #define E1000_DEV_ID_82576_NS_SERDES 0x1518
44 #define E1000_DEV_ID_82576_SERDES_QUAD 0x150D
45 #define E1000_DEV_ID_82575EB_COPPER 0x10A7
46 #define E1000_DEV_ID_82575EB_FIBER_SERDES 0x10A9
47 #define E1000_DEV_ID_82575GB_QUAD_COPPER 0x10D6
48 #define E1000_DEV_ID_82580_COPPER 0x150E
49 #define E1000_DEV_ID_82580_FIBER 0x150F
50 #define E1000_DEV_ID_82580_SERDES 0x1510
51 #define E1000_DEV_ID_82580_SGMII 0x1511
52 #define E1000_DEV_ID_82580_COPPER_DUAL 0x1516
53 #define E1000_DEV_ID_82580_QUAD_FIBER 0x1527
54 #define E1000_DEV_ID_I350_COPPER 0x1521
55 #define E1000_DEV_ID_I350_FIBER 0x1522
56 #define E1000_DEV_ID_I350_SERDES 0x1523
57 #define E1000_DEV_ID_I350_SGMII 0x1524
58 #define E1000_DEV_ID_I350_DA4 0x1546
59 #define E1000_DEV_ID_I210_COPPER 0x1533
60 #define E1000_DEV_ID_I210_COPPER_OEM1 0x1534
61 #define E1000_DEV_ID_I210_COPPER_IT 0x1535
62 #define E1000_DEV_ID_I210_FIBER 0x1536
63 #define E1000_DEV_ID_I210_SERDES 0x1537
64 #define E1000_DEV_ID_I210_SGMII 0x1538
65 #define E1000_DEV_ID_I210_COPPER_FLASHLESS 0x157B
66 #define E1000_DEV_ID_I210_SERDES_FLASHLESS 0x157C
67 #define E1000_DEV_ID_I211_COPPER 0x1539
68 #define E1000_DEV_ID_I354_BACKPLANE_1GBPS 0x1F40
69 #define E1000_DEV_ID_I354_SGMII 0x1F41
70 #define E1000_DEV_ID_I354_BACKPLANE_2_5GBPS 0x1F45
71 #define E1000_DEV_ID_DH89XXCC_SGMII 0x0438
72 #define E1000_DEV_ID_DH89XXCC_SERDES 0x043A
73 #define E1000_DEV_ID_DH89XXCC_BACKPLANE 0x043C
74 #define E1000_DEV_ID_DH89XXCC_SFP 0x0440
75
76 #define E1000_REVISION_0 0
77 #define E1000_REVISION_1 1
78 #define E1000_REVISION_2 2
79 #define E1000_REVISION_3 3
80 #define E1000_REVISION_4 4
81
82 #define E1000_FUNC_0 0
83 #define E1000_FUNC_1 1
84 #define E1000_FUNC_2 2
85 #define E1000_FUNC_3 3
86
87 #define E1000_ALT_MAC_ADDRESS_OFFSET_LAN0 0
88 #define E1000_ALT_MAC_ADDRESS_OFFSET_LAN1 3
89 #define E1000_ALT_MAC_ADDRESS_OFFSET_LAN2 6
90 #define E1000_ALT_MAC_ADDRESS_OFFSET_LAN3 9
91
92 enum e1000_mac_type {
93 e1000_undefined = 0,
94 e1000_82575,
95 e1000_82576,
96 e1000_82580,
97 e1000_i350,
98 e1000_i354,
99 e1000_i210,
100 e1000_i211,
101 e1000_num_macs /* List is 1-based, so subtract 1 for true count. */
102 };
103
104 enum e1000_media_type {
105 e1000_media_type_unknown = 0,
106 e1000_media_type_copper = 1,
107 e1000_media_type_fiber = 2,
108 e1000_media_type_internal_serdes = 3,
109 e1000_num_media_types
110 };
111
112 enum e1000_nvm_type {
113 e1000_nvm_unknown = 0,
114 e1000_nvm_none,
115 e1000_nvm_eeprom_spi,
116 e1000_nvm_flash_hw,
117 e1000_nvm_invm,
118 e1000_nvm_flash_sw
119 };
120
121 enum e1000_nvm_override {
122 e1000_nvm_override_none = 0,
123 e1000_nvm_override_spi_small,
124 e1000_nvm_override_spi_large,
125 };
126
127 enum e1000_phy_type {
128 e1000_phy_unknown = 0,
129 e1000_phy_none,
130 e1000_phy_m88,
131 e1000_phy_igp,
132 e1000_phy_igp_2,
133 e1000_phy_gg82563,
134 e1000_phy_igp_3,
135 e1000_phy_ife,
136 e1000_phy_82580,
137 e1000_phy_vf,
138 e1000_phy_i210,
139 };
140
141 enum e1000_bus_type {
142 e1000_bus_type_unknown = 0,
143 e1000_bus_type_pci,
144 e1000_bus_type_pcix,
145 e1000_bus_type_pci_express,
146 e1000_bus_type_reserved
147 };
148
149 enum e1000_bus_speed {
150 e1000_bus_speed_unknown = 0,
151 e1000_bus_speed_33,
152 e1000_bus_speed_66,
153 e1000_bus_speed_100,
154 e1000_bus_speed_120,
155 e1000_bus_speed_133,
156 e1000_bus_speed_2500,
157 e1000_bus_speed_5000,
158 e1000_bus_speed_reserved
159 };
160
161 enum e1000_bus_width {
162 e1000_bus_width_unknown = 0,
163 e1000_bus_width_pcie_x1,
164 e1000_bus_width_pcie_x2,
165 e1000_bus_width_pcie_x4 = 4,
166 e1000_bus_width_pcie_x8 = 8,
167 e1000_bus_width_32,
168 e1000_bus_width_64,
169 e1000_bus_width_reserved
170 };
171
172 enum e1000_1000t_rx_status {
173 e1000_1000t_rx_status_not_ok = 0,
174 e1000_1000t_rx_status_ok,
175 e1000_1000t_rx_status_undefined = 0xFF
176 };
177
178 enum e1000_rev_polarity {
179 e1000_rev_polarity_normal = 0,
180 e1000_rev_polarity_reversed,
181 e1000_rev_polarity_undefined = 0xFF
182 };
183
184 enum e1000_fc_mode {
185 e1000_fc_none = 0,
186 e1000_fc_rx_pause,
187 e1000_fc_tx_pause,
188 e1000_fc_full,
189 e1000_fc_default = 0xFF
190 };
191
192 enum e1000_ms_type {
193 e1000_ms_hw_default = 0,
194 e1000_ms_force_master,
195 e1000_ms_force_slave,
196 e1000_ms_auto
197 };
198
199 enum e1000_smart_speed {
200 e1000_smart_speed_default = 0,
201 e1000_smart_speed_on,
202 e1000_smart_speed_off
203 };
204
205 enum e1000_serdes_link_state {
206 e1000_serdes_link_down = 0,
207 e1000_serdes_link_autoneg_progress,
208 e1000_serdes_link_autoneg_complete,
209 e1000_serdes_link_forced_up
210 };
211
212 #ifndef __le16
213 #define __le16 u16
214 #endif
215 #ifndef __le32
216 #define __le32 u32
217 #endif
218 #ifndef __le64
219 #define __le64 u64
220 #endif
221 /* Receive Descriptor */
222 struct e1000_rx_desc {
223 __le64 buffer_addr; /* Address of the descriptor's data buffer */
224 __le16 length; /* Length of data DMAed into data buffer */
225 __le16 csum; /* Packet checksum */
226 u8 status; /* Descriptor status */
227 u8 errors; /* Descriptor Errors */
228 __le16 special;
229 };
230
231 /* Receive Descriptor - Extended */
232 union e1000_rx_desc_extended {
233 struct {
234 __le64 buffer_addr;
235 __le64 reserved;
236 } read;
237 struct {
238 struct {
239 __le32 mrq; /* Multiple Rx Queues */
240 union {
241 __le32 rss; /* RSS Hash */
242 struct {
243 __le16 ip_id; /* IP id */
244 __le16 csum; /* Packet Checksum */
245 } csum_ip;
246 } hi_dword;
247 } lower;
248 struct {
249 __le32 status_error; /* ext status/error */
250 __le16 length;
251 __le16 vlan; /* VLAN tag */
252 } upper;
253 } wb; /* writeback */
254 };
255
256 #define MAX_PS_BUFFERS 4
257
258 /* Number of packet split data buffers (not including the header buffer) */
259 #define PS_PAGE_BUFFERS (MAX_PS_BUFFERS - 1)
260
261 /* Receive Descriptor - Packet Split */
262 union e1000_rx_desc_packet_split {
263 struct {
264 /* one buffer for protocol header(s), three data buffers */
265 __le64 buffer_addr[MAX_PS_BUFFERS];
266 } read;
267 struct {
268 struct {
269 __le32 mrq; /* Multiple Rx Queues */
270 union {
271 __le32 rss; /* RSS Hash */
272 struct {
273 __le16 ip_id; /* IP id */
274 __le16 csum; /* Packet Checksum */
275 } csum_ip;
276 } hi_dword;
277 } lower;
278 struct {
279 __le32 status_error; /* ext status/error */
280 __le16 length0; /* length of buffer 0 */
281 __le16 vlan; /* VLAN tag */
282 } middle;
283 struct {
284 __le16 header_status;
285 /* length of buffers 1-3 */
286 __le16 length[PS_PAGE_BUFFERS];
287 } upper;
288 __le64 reserved;
289 } wb; /* writeback */
290 };
291
292 /* Transmit Descriptor */
293 struct e1000_tx_desc {
294 __le64 buffer_addr; /* Address of the descriptor's data buffer */
295 union {
296 __le32 data;
297 struct {
298 __le16 length; /* Data buffer length */
299 u8 cso; /* Checksum offset */
300 u8 cmd; /* Descriptor control */
301 } flags;
302 } lower;
303 union {
304 __le32 data;
305 struct {
306 u8 status; /* Descriptor status */
307 u8 css; /* Checksum start */
308 __le16 special;
309 } fields;
310 } upper;
311 };
312
313 /* Offload Context Descriptor */
314 struct e1000_context_desc {
315 union {
316 __le32 ip_config;
317 struct {
318 u8 ipcss; /* IP checksum start */
319 u8 ipcso; /* IP checksum offset */
320 __le16 ipcse; /* IP checksum end */
321 } ip_fields;
322 } lower_setup;
323 union {
324 __le32 tcp_config;
325 struct {
326 u8 tucss; /* TCP checksum start */
327 u8 tucso; /* TCP checksum offset */
328 __le16 tucse; /* TCP checksum end */
329 } tcp_fields;
330 } upper_setup;
331 __le32 cmd_and_length;
332 union {
333 __le32 data;
334 struct {
335 u8 status; /* Descriptor status */
336 u8 hdr_len; /* Header length */
337 __le16 mss; /* Maximum segment size */
338 } fields;
339 } tcp_seg_setup;
340 };
341
342 /* Offload data descriptor */
343 struct e1000_data_desc {
344 __le64 buffer_addr; /* Address of the descriptor's buffer address */
345 union {
346 __le32 data;
347 struct {
348 __le16 length; /* Data buffer length */
349 u8 typ_len_ext;
350 u8 cmd;
351 } flags;
352 } lower;
353 union {
354 __le32 data;
355 struct {
356 u8 status; /* Descriptor status */
357 u8 popts; /* Packet Options */
358 __le16 special;
359 } fields;
360 } upper;
361 };
362
363 /* Statistics counters collected by the MAC */
364 struct e1000_hw_stats {
365 u64 crcerrs;
366 u64 algnerrc;
367 u64 symerrs;
368 u64 rxerrc;
369 u64 mpc;
370 u64 scc;
371 u64 ecol;
372 u64 mcc;
373 u64 latecol;
374 u64 colc;
375 u64 dc;
376 u64 tncrs;
377 u64 sec;
378 u64 cexterr;
379 u64 rlec;
380 u64 xonrxc;
381 u64 xontxc;
382 u64 xoffrxc;
383 u64 xofftxc;
384 u64 fcruc;
385 u64 prc64;
386 u64 prc127;
387 u64 prc255;
388 u64 prc511;
389 u64 prc1023;
390 u64 prc1522;
391 u64 gprc;
392 u64 bprc;
393 u64 mprc;
394 u64 gptc;
395 u64 gorc;
396 u64 gotc;
397 u64 rnbc;
398 u64 ruc;
399 u64 rfc;
400 u64 roc;
401 u64 rjc;
402 u64 mgprc;
403 u64 mgpdc;
404 u64 mgptc;
405 u64 tor;
406 u64 tot;
407 u64 tpr;
408 u64 tpt;
409 u64 ptc64;
410 u64 ptc127;
411 u64 ptc255;
412 u64 ptc511;
413 u64 ptc1023;
414 u64 ptc1522;
415 u64 mptc;
416 u64 bptc;
417 u64 tsctc;
418 u64 tsctfc;
419 u64 iac;
420 u64 icrxptc;
421 u64 icrxatc;
422 u64 ictxptc;
423 u64 ictxatc;
424 u64 ictxqec;
425 u64 ictxqmtc;
426 u64 icrxdmtc;
427 u64 icrxoc;
428 u64 cbtmpc;
429 u64 htdpmc;
430 u64 cbrdpc;
431 u64 cbrmpc;
432 u64 rpthc;
433 u64 hgptc;
434 u64 htcbdpc;
435 u64 hgorc;
436 u64 hgotc;
437 u64 lenerrs;
438 u64 scvpc;
439 u64 hrmpc;
440 u64 doosync;
441 u64 o2bgptc;
442 u64 o2bspc;
443 u64 b2ospc;
444 u64 b2ogprc;
445 };
446
447
448 struct e1000_phy_stats {
449 u32 idle_errors;
450 u32 receive_errors;
451 };
452
453 struct e1000_host_mng_dhcp_cookie {
454 u32 signature;
455 u8 status;
456 u8 reserved0;
457 u16 vlan_id;
458 u32 reserved1;
459 u16 reserved2;
460 u8 reserved3;
461 u8 checksum;
462 };
463
464 /* Host Interface "Rev 1" */
465 struct e1000_host_command_header {
466 u8 command_id;
467 u8 command_length;
468 u8 command_options;
469 u8 checksum;
470 };
471
472 #define E1000_HI_MAX_DATA_LENGTH 252
473 struct e1000_host_command_info {
474 struct e1000_host_command_header command_header;
475 u8 command_data[E1000_HI_MAX_DATA_LENGTH];
476 };
477
478 /* Host Interface "Rev 2" */
479 struct e1000_host_mng_command_header {
480 u8 command_id;
481 u8 checksum;
482 u16 reserved1;
483 u16 reserved2;
484 u16 command_length;
485 };
486
487 #define E1000_HI_MAX_MNG_DATA_LENGTH 0x6F8
488 struct e1000_host_mng_command_info {
489 struct e1000_host_mng_command_header command_header;
490 u8 command_data[E1000_HI_MAX_MNG_DATA_LENGTH];
491 };
492
493 #include "e1000_mac.h"
494 #include "e1000_phy.h"
495 #include "e1000_nvm.h"
496 #include "e1000_manage.h"
497 #include "e1000_mbx.h"
498
499 /* Function pointers for the MAC. */
500 struct e1000_mac_operations {
501 s32 (*init_params)(struct e1000_hw *);
502 s32 (*id_led_init)(struct e1000_hw *);
503 s32 (*blink_led)(struct e1000_hw *);
504 bool (*check_mng_mode)(struct e1000_hw *);
505 s32 (*check_for_link)(struct e1000_hw *);
506 s32 (*cleanup_led)(struct e1000_hw *);
507 void (*clear_hw_cntrs)(struct e1000_hw *);
508 void (*clear_vfta)(struct e1000_hw *);
509 s32 (*get_bus_info)(struct e1000_hw *);
510 void (*set_lan_id)(struct e1000_hw *);
511 s32 (*get_link_up_info)(struct e1000_hw *, u16 *, u16 *);
512 s32 (*led_on)(struct e1000_hw *);
513 s32 (*led_off)(struct e1000_hw *);
514 void (*update_mc_addr_list)(struct e1000_hw *, u8 *, u32);
515 s32 (*reset_hw)(struct e1000_hw *);
516 s32 (*init_hw)(struct e1000_hw *);
517 void (*shutdown_serdes)(struct e1000_hw *);
518 void (*power_up_serdes)(struct e1000_hw *);
519 s32 (*setup_link)(struct e1000_hw *);
520 s32 (*setup_physical_interface)(struct e1000_hw *);
521 s32 (*setup_led)(struct e1000_hw *);
522 void (*write_vfta)(struct e1000_hw *, u32, u32);
523 void (*config_collision_dist)(struct e1000_hw *);
524 void (*rar_set)(struct e1000_hw *, u8*, u32);
525 s32 (*read_mac_addr)(struct e1000_hw *);
526 s32 (*validate_mdi_setting)(struct e1000_hw *);
527 s32 (*get_thermal_sensor_data)(struct e1000_hw *);
528 s32 (*init_thermal_sensor_thresh)(struct e1000_hw *);
529 s32 (*acquire_swfw_sync)(struct e1000_hw *, u16);
530 void (*release_swfw_sync)(struct e1000_hw *, u16);
531 };
532
533 /* When to use various PHY register access functions:
534 *
535 * Func Caller
536 * Function Does Does When to use
537 * ~~~~~~~~~~~~ ~~~~~ ~~~~~~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
538 * X_reg L,P,A n/a for simple PHY reg accesses
539 * X_reg_locked P,A L for multiple accesses of different regs
540 * on different pages
541 * X_reg_page A L,P for multiple accesses of different regs
542 * on the same page
543 *
544 * Where X=[read|write], L=locking, P=sets page, A=register access
545 *
546 */
547 struct e1000_phy_operations {
548 s32 (*init_params)(struct e1000_hw *);
549 s32 (*acquire)(struct e1000_hw *);
550 s32 (*check_polarity)(struct e1000_hw *);
551 s32 (*check_reset_block)(struct e1000_hw *);
552 s32 (*commit)(struct e1000_hw *);
553 s32 (*force_speed_duplex)(struct e1000_hw *);
554 s32 (*get_cfg_done)(struct e1000_hw *hw);
555 s32 (*get_cable_length)(struct e1000_hw *);
556 s32 (*get_info)(struct e1000_hw *);
557 s32 (*set_page)(struct e1000_hw *, u16);
558 s32 (*read_reg)(struct e1000_hw *, u32, u16 *);
559 s32 (*read_reg_locked)(struct e1000_hw *, u32, u16 *);
560 s32 (*read_reg_page)(struct e1000_hw *, u32, u16 *);
561 void (*release)(struct e1000_hw *);
562 s32 (*reset)(struct e1000_hw *);
563 s32 (*set_d0_lplu_state)(struct e1000_hw *, bool);
564 s32 (*set_d3_lplu_state)(struct e1000_hw *, bool);
565 s32 (*write_reg)(struct e1000_hw *, u32, u16);
566 s32 (*write_reg_locked)(struct e1000_hw *, u32, u16);
567 s32 (*write_reg_page)(struct e1000_hw *, u32, u16);
568 void (*power_up)(struct e1000_hw *);
569 void (*power_down)(struct e1000_hw *);
570 s32 (*read_i2c_byte)(struct e1000_hw *, u8, u8, u8 *);
571 s32 (*write_i2c_byte)(struct e1000_hw *, u8, u8, u8);
572 };
573
574 /* Function pointers for the NVM. */
575 struct e1000_nvm_operations {
576 s32 (*init_params)(struct e1000_hw *);
577 s32 (*acquire)(struct e1000_hw *);
578 s32 (*read)(struct e1000_hw *, u16, u16, u16 *);
579 void (*release)(struct e1000_hw *);
580 void (*reload)(struct e1000_hw *);
581 s32 (*update)(struct e1000_hw *);
582 s32 (*valid_led_default)(struct e1000_hw *, u16 *);
583 s32 (*validate)(struct e1000_hw *);
584 s32 (*write)(struct e1000_hw *, u16, u16, u16 *);
585 };
586
587 #define E1000_MAX_SENSORS 3
588
589 struct e1000_thermal_diode_data {
590 u8 location;
591 u8 temp;
592 u8 caution_thresh;
593 u8 max_op_thresh;
594 };
595
596 struct e1000_thermal_sensor_data {
597 struct e1000_thermal_diode_data sensor[E1000_MAX_SENSORS];
598 };
599
600 struct e1000_mac_info {
601 struct e1000_mac_operations ops;
602 u8 addr[ETH_ADDR_LEN];
603 u8 perm_addr[ETH_ADDR_LEN];
604
605 enum e1000_mac_type type;
606
607 u32 collision_delta;
608 u32 ledctl_default;
609 u32 ledctl_mode1;
610 u32 ledctl_mode2;
611 u32 mc_filter_type;
612 u32 tx_packet_delta;
613 u32 txcw;
614
615 u16 current_ifs_val;
616 u16 ifs_max_val;
617 u16 ifs_min_val;
618 u16 ifs_ratio;
619 u16 ifs_step_size;
620 u16 mta_reg_count;
621 u16 uta_reg_count;
622
623 /* Maximum size of the MTA register table in all supported adapters */
624 #define MAX_MTA_REG 128
625 u32 mta_shadow[MAX_MTA_REG];
626 u16 rar_entry_count;
627
628 u8 forced_speed_duplex;
629
630 bool adaptive_ifs;
631 bool has_fwsm;
632 bool arc_subsystem_valid;
633 bool asf_firmware_present;
634 bool autoneg;
635 bool autoneg_failed;
636 bool get_link_status;
637 bool in_ifs_mode;
638 enum e1000_serdes_link_state serdes_link_state;
639 bool serdes_has_link;
640 bool tx_pkt_filtering;
641 struct e1000_thermal_sensor_data thermal_sensor_data;
642 };
643
644 struct e1000_phy_info {
645 struct e1000_phy_operations ops;
646 enum e1000_phy_type type;
647
648 enum e1000_1000t_rx_status local_rx;
649 enum e1000_1000t_rx_status remote_rx;
650 enum e1000_ms_type ms_type;
651 enum e1000_ms_type original_ms_type;
652 enum e1000_rev_polarity cable_polarity;
653 enum e1000_smart_speed smart_speed;
654
655 u32 addr;
656 u32 id;
657 u32 reset_delay_us; /* in usec */
658 u32 revision;
659
660 enum e1000_media_type media_type;
661
662 u16 autoneg_advertised;
663 u16 autoneg_mask;
664 u16 cable_length;
665 u16 max_cable_length;
666 u16 min_cable_length;
667
668 u8 mdix;
669
670 bool disable_polarity_correction;
671 bool is_mdix;
672 bool polarity_correction;
673 bool reset_disable;
674 bool speed_downgraded;
675 bool autoneg_wait_to_complete;
676 };
677
678 struct e1000_nvm_info {
679 struct e1000_nvm_operations ops;
680 enum e1000_nvm_type type;
681 enum e1000_nvm_override override;
682
683 u32 flash_bank_size;
684 u32 flash_base_addr;
685
686 u16 word_size;
687 u16 delay_usec;
688 u16 address_bits;
689 u16 opcode_bits;
690 u16 page_size;
691 };
692
693 struct e1000_bus_info {
694 enum e1000_bus_type type;
695 enum e1000_bus_speed speed;
696 enum e1000_bus_width width;
697
698 u16 func;
699 u16 pci_cmd_word;
700 };
701
702 struct e1000_fc_info {
703 u32 high_water; /* Flow control high-water mark */
704 u32 low_water; /* Flow control low-water mark */
705 u16 pause_time; /* Flow control pause timer */
706 u16 refresh_time; /* Flow control refresh timer */
707 bool send_xon; /* Flow control send XON */
708 bool strict_ieee; /* Strict IEEE mode */
709 enum e1000_fc_mode current_mode; /* FC mode in effect */
710 enum e1000_fc_mode requested_mode; /* FC mode requested by caller */
711 };
712
713 struct e1000_mbx_operations {
714 s32 (*init_params)(struct e1000_hw *hw);
715 s32 (*read)(struct e1000_hw *, u32 *, u16, u16);
716 s32 (*write)(struct e1000_hw *, u32 *, u16, u16);
717 s32 (*read_posted)(struct e1000_hw *, u32 *, u16, u16);
718 s32 (*write_posted)(struct e1000_hw *, u32 *, u16, u16);
719 s32 (*check_for_msg)(struct e1000_hw *, u16);
720 s32 (*check_for_ack)(struct e1000_hw *, u16);
721 s32 (*check_for_rst)(struct e1000_hw *, u16);
722 };
723
724 struct e1000_mbx_stats {
725 u32 msgs_tx;
726 u32 msgs_rx;
727
728 u32 acks;
729 u32 reqs;
730 u32 rsts;
731 };
732
733 struct e1000_mbx_info {
734 struct e1000_mbx_operations ops;
735 struct e1000_mbx_stats stats;
736 u32 timeout;
737 u32 usec_delay;
738 u16 size;
739 };
740
741 struct e1000_dev_spec_82575 {
742 bool sgmii_active;
743 bool global_device_reset;
744 bool eee_disable;
745 bool module_plugged;
746 bool clear_semaphore_once;
747 u32 mtu;
748 struct sfp_e1000_flags eth_flags;
749 u8 media_port;
750 bool media_changed;
751 };
752
753 struct e1000_dev_spec_vf {
754 u32 vf_number;
755 u32 v2p_mailbox;
756 };
757
758 struct e1000_hw {
759 void *back;
760
761 u8 __iomem *hw_addr;
762 u8 __iomem *flash_address;
763 unsigned long io_base;
764
765 struct e1000_mac_info mac;
766 struct e1000_fc_info fc;
767 struct e1000_phy_info phy;
768 struct e1000_nvm_info nvm;
769 struct e1000_bus_info bus;
770 struct e1000_mbx_info mbx;
771 struct e1000_host_mng_dhcp_cookie mng_cookie;
772
773 union {
774 struct e1000_dev_spec_82575 _82575;
775 struct e1000_dev_spec_vf vf;
776 } dev_spec;
777
778 u16 device_id;
779 u16 subsystem_vendor_id;
780 u16 subsystem_device_id;
781 u16 vendor_id;
782
783 u8 revision_id;
784 };
785
786 #include "e1000_82575.h"
787 #include "e1000_i210.h"
788
789 /* These functions must be implemented by drivers */
790 s32 e1000_read_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value);
791 s32 e1000_write_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value);
792
793 #endif