xref: /linux/drivers/net/ethernet/intel/e1000e/hw.h (revision 0883c2c06fb5bcf5b9e008270827e63c09a88c1e)
1 /* Intel PRO/1000 Linux driver
2  * Copyright(c) 1999 - 2015 Intel Corporation.
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  */
21 
22 #ifndef _E1000_HW_H_
23 #define _E1000_HW_H_
24 
25 #include "regs.h"
26 #include "defines.h"
27 
28 struct e1000_hw;
29 
30 #define E1000_DEV_ID_82571EB_COPPER		0x105E
31 #define E1000_DEV_ID_82571EB_FIBER		0x105F
32 #define E1000_DEV_ID_82571EB_SERDES		0x1060
33 #define E1000_DEV_ID_82571EB_QUAD_COPPER	0x10A4
34 #define E1000_DEV_ID_82571PT_QUAD_COPPER	0x10D5
35 #define E1000_DEV_ID_82571EB_QUAD_FIBER		0x10A5
36 #define E1000_DEV_ID_82571EB_QUAD_COPPER_LP	0x10BC
37 #define E1000_DEV_ID_82571EB_SERDES_DUAL	0x10D9
38 #define E1000_DEV_ID_82571EB_SERDES_QUAD	0x10DA
39 #define E1000_DEV_ID_82572EI_COPPER		0x107D
40 #define E1000_DEV_ID_82572EI_FIBER		0x107E
41 #define E1000_DEV_ID_82572EI_SERDES		0x107F
42 #define E1000_DEV_ID_82572EI			0x10B9
43 #define E1000_DEV_ID_82573E			0x108B
44 #define E1000_DEV_ID_82573E_IAMT		0x108C
45 #define E1000_DEV_ID_82573L			0x109A
46 #define E1000_DEV_ID_82574L			0x10D3
47 #define E1000_DEV_ID_82574LA			0x10F6
48 #define E1000_DEV_ID_82583V			0x150C
49 #define E1000_DEV_ID_80003ES2LAN_COPPER_DPT	0x1096
50 #define E1000_DEV_ID_80003ES2LAN_SERDES_DPT	0x1098
51 #define E1000_DEV_ID_80003ES2LAN_COPPER_SPT	0x10BA
52 #define E1000_DEV_ID_80003ES2LAN_SERDES_SPT	0x10BB
53 #define E1000_DEV_ID_ICH8_82567V_3		0x1501
54 #define E1000_DEV_ID_ICH8_IGP_M_AMT		0x1049
55 #define E1000_DEV_ID_ICH8_IGP_AMT		0x104A
56 #define E1000_DEV_ID_ICH8_IGP_C			0x104B
57 #define E1000_DEV_ID_ICH8_IFE			0x104C
58 #define E1000_DEV_ID_ICH8_IFE_GT		0x10C4
59 #define E1000_DEV_ID_ICH8_IFE_G			0x10C5
60 #define E1000_DEV_ID_ICH8_IGP_M			0x104D
61 #define E1000_DEV_ID_ICH9_IGP_AMT		0x10BD
62 #define E1000_DEV_ID_ICH9_BM			0x10E5
63 #define E1000_DEV_ID_ICH9_IGP_M_AMT		0x10F5
64 #define E1000_DEV_ID_ICH9_IGP_M			0x10BF
65 #define E1000_DEV_ID_ICH9_IGP_M_V		0x10CB
66 #define E1000_DEV_ID_ICH9_IGP_C			0x294C
67 #define E1000_DEV_ID_ICH9_IFE			0x10C0
68 #define E1000_DEV_ID_ICH9_IFE_GT		0x10C3
69 #define E1000_DEV_ID_ICH9_IFE_G			0x10C2
70 #define E1000_DEV_ID_ICH10_R_BM_LM		0x10CC
71 #define E1000_DEV_ID_ICH10_R_BM_LF		0x10CD
72 #define E1000_DEV_ID_ICH10_R_BM_V		0x10CE
73 #define E1000_DEV_ID_ICH10_D_BM_LM		0x10DE
74 #define E1000_DEV_ID_ICH10_D_BM_LF		0x10DF
75 #define E1000_DEV_ID_ICH10_D_BM_V		0x1525
76 #define E1000_DEV_ID_PCH_M_HV_LM		0x10EA
77 #define E1000_DEV_ID_PCH_M_HV_LC		0x10EB
78 #define E1000_DEV_ID_PCH_D_HV_DM		0x10EF
79 #define E1000_DEV_ID_PCH_D_HV_DC		0x10F0
80 #define E1000_DEV_ID_PCH2_LV_LM			0x1502
81 #define E1000_DEV_ID_PCH2_LV_V			0x1503
82 #define E1000_DEV_ID_PCH_LPT_I217_LM		0x153A
83 #define E1000_DEV_ID_PCH_LPT_I217_V		0x153B
84 #define E1000_DEV_ID_PCH_LPTLP_I218_LM		0x155A
85 #define E1000_DEV_ID_PCH_LPTLP_I218_V		0x1559
86 #define E1000_DEV_ID_PCH_I218_LM2		0x15A0
87 #define E1000_DEV_ID_PCH_I218_V2		0x15A1
88 #define E1000_DEV_ID_PCH_I218_LM3		0x15A2	/* Wildcat Point PCH */
89 #define E1000_DEV_ID_PCH_I218_V3		0x15A3	/* Wildcat Point PCH */
90 #define E1000_DEV_ID_PCH_SPT_I219_LM		0x156F	/* SPT PCH */
91 #define E1000_DEV_ID_PCH_SPT_I219_V		0x1570	/* SPT PCH */
92 #define E1000_DEV_ID_PCH_SPT_I219_LM2		0x15B7	/* SPT-H PCH */
93 #define E1000_DEV_ID_PCH_SPT_I219_V2		0x15B8	/* SPT-H PCH */
94 #define E1000_DEV_ID_PCH_LBG_I219_LM3		0x15B9	/* LBG PCH */
95 #define E1000_DEV_ID_PCH_SPT_I219_LM4		0x15D7
96 #define E1000_DEV_ID_PCH_SPT_I219_V4		0x15D8
97 #define E1000_DEV_ID_PCH_SPT_I219_LM5		0x15E3
98 #define E1000_DEV_ID_PCH_SPT_I219_V5		0x15D6
99 
100 #define E1000_REVISION_4	4
101 
102 #define E1000_FUNC_1		1
103 
104 #define E1000_ALT_MAC_ADDRESS_OFFSET_LAN0	0
105 #define E1000_ALT_MAC_ADDRESS_OFFSET_LAN1	3
106 
107 enum e1000_mac_type {
108 	e1000_82571,
109 	e1000_82572,
110 	e1000_82573,
111 	e1000_82574,
112 	e1000_82583,
113 	e1000_80003es2lan,
114 	e1000_ich8lan,
115 	e1000_ich9lan,
116 	e1000_ich10lan,
117 	e1000_pchlan,
118 	e1000_pch2lan,
119 	e1000_pch_lpt,
120 	e1000_pch_spt,
121 };
122 
123 enum e1000_media_type {
124 	e1000_media_type_unknown = 0,
125 	e1000_media_type_copper = 1,
126 	e1000_media_type_fiber = 2,
127 	e1000_media_type_internal_serdes = 3,
128 	e1000_num_media_types
129 };
130 
131 enum e1000_nvm_type {
132 	e1000_nvm_unknown = 0,
133 	e1000_nvm_none,
134 	e1000_nvm_eeprom_spi,
135 	e1000_nvm_flash_hw,
136 	e1000_nvm_flash_sw
137 };
138 
139 enum e1000_nvm_override {
140 	e1000_nvm_override_none = 0,
141 	e1000_nvm_override_spi_small,
142 	e1000_nvm_override_spi_large
143 };
144 
145 enum e1000_phy_type {
146 	e1000_phy_unknown = 0,
147 	e1000_phy_none,
148 	e1000_phy_m88,
149 	e1000_phy_igp,
150 	e1000_phy_igp_2,
151 	e1000_phy_gg82563,
152 	e1000_phy_igp_3,
153 	e1000_phy_ife,
154 	e1000_phy_bm,
155 	e1000_phy_82578,
156 	e1000_phy_82577,
157 	e1000_phy_82579,
158 	e1000_phy_i217,
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 /* Receive Descriptor - Extended */
213 union e1000_rx_desc_extended {
214 	struct {
215 		__le64 buffer_addr;
216 		__le64 reserved;
217 	} read;
218 	struct {
219 		struct {
220 			__le32 mrq;	      /* Multiple Rx Queues */
221 			union {
222 				__le32 rss;	    /* RSS Hash */
223 				struct {
224 					__le16 ip_id;  /* IP id */
225 					__le16 csum;   /* Packet Checksum */
226 				} csum_ip;
227 			} hi_dword;
228 		} lower;
229 		struct {
230 			__le32 status_error;     /* ext status/error */
231 			__le16 length;
232 			__le16 vlan;	     /* VLAN tag */
233 		} upper;
234 	} wb;  /* writeback */
235 };
236 
237 #define MAX_PS_BUFFERS 4
238 
239 /* Number of packet split data buffers (not including the header buffer) */
240 #define PS_PAGE_BUFFERS	(MAX_PS_BUFFERS - 1)
241 
242 /* Receive Descriptor - Packet Split */
243 union e1000_rx_desc_packet_split {
244 	struct {
245 		/* one buffer for protocol header(s), three data buffers */
246 		__le64 buffer_addr[MAX_PS_BUFFERS];
247 	} read;
248 	struct {
249 		struct {
250 			__le32 mrq;	      /* Multiple Rx Queues */
251 			union {
252 				__le32 rss;	      /* RSS Hash */
253 				struct {
254 					__le16 ip_id;    /* IP id */
255 					__le16 csum;     /* Packet Checksum */
256 				} csum_ip;
257 			} hi_dword;
258 		} lower;
259 		struct {
260 			__le32 status_error;     /* ext status/error */
261 			__le16 length0;	  /* length of buffer 0 */
262 			__le16 vlan;	     /* VLAN tag */
263 		} middle;
264 		struct {
265 			__le16 header_status;
266 			/* length of buffers 1-3 */
267 			__le16 length[PS_PAGE_BUFFERS];
268 		} upper;
269 		__le64 reserved;
270 	} wb; /* writeback */
271 };
272 
273 /* Transmit Descriptor */
274 struct e1000_tx_desc {
275 	__le64 buffer_addr;      /* Address of the descriptor's data buffer */
276 	union {
277 		__le32 data;
278 		struct {
279 			__le16 length;    /* Data buffer length */
280 			u8 cso;	/* Checksum offset */
281 			u8 cmd;	/* Descriptor control */
282 		} flags;
283 	} lower;
284 	union {
285 		__le32 data;
286 		struct {
287 			u8 status;     /* Descriptor status */
288 			u8 css;	/* Checksum start */
289 			__le16 special;
290 		} fields;
291 	} upper;
292 };
293 
294 /* Offload Context Descriptor */
295 struct e1000_context_desc {
296 	union {
297 		__le32 ip_config;
298 		struct {
299 			u8 ipcss;      /* IP checksum start */
300 			u8 ipcso;      /* IP checksum offset */
301 			__le16 ipcse;     /* IP checksum end */
302 		} ip_fields;
303 	} lower_setup;
304 	union {
305 		__le32 tcp_config;
306 		struct {
307 			u8 tucss;      /* TCP checksum start */
308 			u8 tucso;      /* TCP checksum offset */
309 			__le16 tucse;     /* TCP checksum end */
310 		} tcp_fields;
311 	} upper_setup;
312 	__le32 cmd_and_length;
313 	union {
314 		__le32 data;
315 		struct {
316 			u8 status;     /* Descriptor status */
317 			u8 hdr_len;    /* Header length */
318 			__le16 mss;       /* Maximum segment size */
319 		} fields;
320 	} tcp_seg_setup;
321 };
322 
323 /* Offload data descriptor */
324 struct e1000_data_desc {
325 	__le64 buffer_addr;   /* Address of the descriptor's buffer address */
326 	union {
327 		__le32 data;
328 		struct {
329 			__le16 length;    /* Data buffer length */
330 			u8 typ_len_ext;
331 			u8 cmd;
332 		} flags;
333 	} lower;
334 	union {
335 		__le32 data;
336 		struct {
337 			u8 status;     /* Descriptor status */
338 			u8 popts;      /* Packet Options */
339 			__le16 special;
340 		} fields;
341 	} upper;
342 };
343 
344 /* Statistics counters collected by the MAC */
345 struct e1000_hw_stats {
346 	u64 crcerrs;
347 	u64 algnerrc;
348 	u64 symerrs;
349 	u64 rxerrc;
350 	u64 mpc;
351 	u64 scc;
352 	u64 ecol;
353 	u64 mcc;
354 	u64 latecol;
355 	u64 colc;
356 	u64 dc;
357 	u64 tncrs;
358 	u64 sec;
359 	u64 cexterr;
360 	u64 rlec;
361 	u64 xonrxc;
362 	u64 xontxc;
363 	u64 xoffrxc;
364 	u64 xofftxc;
365 	u64 fcruc;
366 	u64 prc64;
367 	u64 prc127;
368 	u64 prc255;
369 	u64 prc511;
370 	u64 prc1023;
371 	u64 prc1522;
372 	u64 gprc;
373 	u64 bprc;
374 	u64 mprc;
375 	u64 gptc;
376 	u64 gorc;
377 	u64 gotc;
378 	u64 rnbc;
379 	u64 ruc;
380 	u64 rfc;
381 	u64 roc;
382 	u64 rjc;
383 	u64 mgprc;
384 	u64 mgpdc;
385 	u64 mgptc;
386 	u64 tor;
387 	u64 tot;
388 	u64 tpr;
389 	u64 tpt;
390 	u64 ptc64;
391 	u64 ptc127;
392 	u64 ptc255;
393 	u64 ptc511;
394 	u64 ptc1023;
395 	u64 ptc1522;
396 	u64 mptc;
397 	u64 bptc;
398 	u64 tsctc;
399 	u64 tsctfc;
400 	u64 iac;
401 	u64 icrxptc;
402 	u64 icrxatc;
403 	u64 ictxptc;
404 	u64 ictxatc;
405 	u64 ictxqec;
406 	u64 ictxqmtc;
407 	u64 icrxdmtc;
408 	u64 icrxoc;
409 };
410 
411 struct e1000_phy_stats {
412 	u32 idle_errors;
413 	u32 receive_errors;
414 };
415 
416 struct e1000_host_mng_dhcp_cookie {
417 	u32 signature;
418 	u8 status;
419 	u8 reserved0;
420 	u16 vlan_id;
421 	u32 reserved1;
422 	u16 reserved2;
423 	u8 reserved3;
424 	u8 checksum;
425 };
426 
427 /* Host Interface "Rev 1" */
428 struct e1000_host_command_header {
429 	u8 command_id;
430 	u8 command_length;
431 	u8 command_options;
432 	u8 checksum;
433 };
434 
435 #define E1000_HI_MAX_DATA_LENGTH	252
436 struct e1000_host_command_info {
437 	struct e1000_host_command_header command_header;
438 	u8 command_data[E1000_HI_MAX_DATA_LENGTH];
439 };
440 
441 /* Host Interface "Rev 2" */
442 struct e1000_host_mng_command_header {
443 	u8 command_id;
444 	u8 checksum;
445 	u16 reserved1;
446 	u16 reserved2;
447 	u16 command_length;
448 };
449 
450 #define E1000_HI_MAX_MNG_DATA_LENGTH	0x6F8
451 struct e1000_host_mng_command_info {
452 	struct e1000_host_mng_command_header command_header;
453 	u8 command_data[E1000_HI_MAX_MNG_DATA_LENGTH];
454 };
455 
456 #include "mac.h"
457 #include "phy.h"
458 #include "nvm.h"
459 #include "manage.h"
460 
461 /* Function pointers for the MAC. */
462 struct e1000_mac_operations {
463 	s32  (*id_led_init)(struct e1000_hw *);
464 	s32  (*blink_led)(struct e1000_hw *);
465 	bool (*check_mng_mode)(struct e1000_hw *);
466 	s32  (*check_for_link)(struct e1000_hw *);
467 	s32  (*cleanup_led)(struct e1000_hw *);
468 	void (*clear_hw_cntrs)(struct e1000_hw *);
469 	void (*clear_vfta)(struct e1000_hw *);
470 	s32  (*get_bus_info)(struct e1000_hw *);
471 	void (*set_lan_id)(struct e1000_hw *);
472 	s32  (*get_link_up_info)(struct e1000_hw *, u16 *, u16 *);
473 	s32  (*led_on)(struct e1000_hw *);
474 	s32  (*led_off)(struct e1000_hw *);
475 	void (*update_mc_addr_list)(struct e1000_hw *, u8 *, u32);
476 	s32  (*reset_hw)(struct e1000_hw *);
477 	s32  (*init_hw)(struct e1000_hw *);
478 	s32  (*setup_link)(struct e1000_hw *);
479 	s32  (*setup_physical_interface)(struct e1000_hw *);
480 	s32  (*setup_led)(struct e1000_hw *);
481 	void (*write_vfta)(struct e1000_hw *, u32, u32);
482 	void (*config_collision_dist)(struct e1000_hw *);
483 	int  (*rar_set)(struct e1000_hw *, u8 *, u32);
484 	s32  (*read_mac_addr)(struct e1000_hw *);
485 	u32  (*rar_get_count)(struct e1000_hw *);
486 };
487 
488 /* When to use various PHY register access functions:
489  *
490  *                 Func   Caller
491  *   Function      Does   Does    When to use
492  *   ~~~~~~~~~~~~  ~~~~~  ~~~~~~  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
493  *   X_reg         L,P,A  n/a     for simple PHY reg accesses
494  *   X_reg_locked  P,A    L       for multiple accesses of different regs
495  *                                on different pages
496  *   X_reg_page    A      L,P     for multiple accesses of different regs
497  *                                on the same page
498  *
499  * Where X=[read|write], L=locking, P=sets page, A=register access
500  *
501  */
502 struct e1000_phy_operations {
503 	s32  (*acquire)(struct e1000_hw *);
504 	s32  (*cfg_on_link_up)(struct e1000_hw *);
505 	s32  (*check_polarity)(struct e1000_hw *);
506 	s32  (*check_reset_block)(struct e1000_hw *);
507 	s32  (*commit)(struct e1000_hw *);
508 	s32  (*force_speed_duplex)(struct e1000_hw *);
509 	s32  (*get_cfg_done)(struct e1000_hw *hw);
510 	s32  (*get_cable_length)(struct e1000_hw *);
511 	s32  (*get_info)(struct e1000_hw *);
512 	s32  (*set_page)(struct e1000_hw *, u16);
513 	s32  (*read_reg)(struct e1000_hw *, u32, u16 *);
514 	s32  (*read_reg_locked)(struct e1000_hw *, u32, u16 *);
515 	s32  (*read_reg_page)(struct e1000_hw *, u32, u16 *);
516 	void (*release)(struct e1000_hw *);
517 	s32  (*reset)(struct e1000_hw *);
518 	s32  (*set_d0_lplu_state)(struct e1000_hw *, bool);
519 	s32  (*set_d3_lplu_state)(struct e1000_hw *, bool);
520 	s32  (*write_reg)(struct e1000_hw *, u32, u16);
521 	s32  (*write_reg_locked)(struct e1000_hw *, u32, u16);
522 	s32  (*write_reg_page)(struct e1000_hw *, u32, u16);
523 	void (*power_up)(struct e1000_hw *);
524 	void (*power_down)(struct e1000_hw *);
525 };
526 
527 /* Function pointers for the NVM. */
528 struct e1000_nvm_operations {
529 	s32  (*acquire)(struct e1000_hw *);
530 	s32  (*read)(struct e1000_hw *, u16, u16, u16 *);
531 	void (*release)(struct e1000_hw *);
532 	void (*reload)(struct e1000_hw *);
533 	s32  (*update)(struct e1000_hw *);
534 	s32  (*valid_led_default)(struct e1000_hw *, u16 *);
535 	s32  (*validate)(struct e1000_hw *);
536 	s32  (*write)(struct e1000_hw *, u16, u16, u16 *);
537 };
538 
539 struct e1000_mac_info {
540 	struct e1000_mac_operations ops;
541 	u8 addr[ETH_ALEN];
542 	u8 perm_addr[ETH_ALEN];
543 
544 	enum e1000_mac_type type;
545 
546 	u32 collision_delta;
547 	u32 ledctl_default;
548 	u32 ledctl_mode1;
549 	u32 ledctl_mode2;
550 	u32 mc_filter_type;
551 	u32 tx_packet_delta;
552 	u32 txcw;
553 
554 	u16 current_ifs_val;
555 	u16 ifs_max_val;
556 	u16 ifs_min_val;
557 	u16 ifs_ratio;
558 	u16 ifs_step_size;
559 	u16 mta_reg_count;
560 
561 	/* Maximum size of the MTA register table in all supported adapters */
562 #define MAX_MTA_REG 128
563 	u32 mta_shadow[MAX_MTA_REG];
564 	u16 rar_entry_count;
565 
566 	u8 forced_speed_duplex;
567 
568 	bool adaptive_ifs;
569 	bool has_fwsm;
570 	bool arc_subsystem_valid;
571 	bool autoneg;
572 	bool autoneg_failed;
573 	bool get_link_status;
574 	bool in_ifs_mode;
575 	bool serdes_has_link;
576 	bool tx_pkt_filtering;
577 	enum e1000_serdes_link_state serdes_link_state;
578 };
579 
580 struct e1000_phy_info {
581 	struct e1000_phy_operations ops;
582 
583 	enum e1000_phy_type type;
584 
585 	enum e1000_1000t_rx_status local_rx;
586 	enum e1000_1000t_rx_status remote_rx;
587 	enum e1000_ms_type ms_type;
588 	enum e1000_ms_type original_ms_type;
589 	enum e1000_rev_polarity cable_polarity;
590 	enum e1000_smart_speed smart_speed;
591 
592 	u32 addr;
593 	u32 id;
594 	u32 reset_delay_us;	/* in usec */
595 	u32 revision;
596 
597 	enum e1000_media_type media_type;
598 
599 	u16 autoneg_advertised;
600 	u16 autoneg_mask;
601 	u16 cable_length;
602 	u16 max_cable_length;
603 	u16 min_cable_length;
604 
605 	u8 mdix;
606 
607 	bool disable_polarity_correction;
608 	bool is_mdix;
609 	bool polarity_correction;
610 	bool speed_downgraded;
611 	bool autoneg_wait_to_complete;
612 };
613 
614 struct e1000_nvm_info {
615 	struct e1000_nvm_operations ops;
616 
617 	enum e1000_nvm_type type;
618 	enum e1000_nvm_override override;
619 
620 	u32 flash_bank_size;
621 	u32 flash_base_addr;
622 
623 	u16 word_size;
624 	u16 delay_usec;
625 	u16 address_bits;
626 	u16 opcode_bits;
627 	u16 page_size;
628 };
629 
630 struct e1000_bus_info {
631 	enum e1000_bus_width width;
632 
633 	u16 func;
634 };
635 
636 struct e1000_fc_info {
637 	u32 high_water;          /* Flow control high-water mark */
638 	u32 low_water;           /* Flow control low-water mark */
639 	u16 pause_time;          /* Flow control pause timer */
640 	u16 refresh_time;        /* Flow control refresh timer */
641 	bool send_xon;           /* Flow control send XON */
642 	bool strict_ieee;        /* Strict IEEE mode */
643 	enum e1000_fc_mode current_mode; /* FC mode in effect */
644 	enum e1000_fc_mode requested_mode; /* FC mode requested by caller */
645 };
646 
647 struct e1000_dev_spec_82571 {
648 	bool laa_is_present;
649 	u32 smb_counter;
650 };
651 
652 struct e1000_dev_spec_80003es2lan {
653 	bool mdic_wa_enable;
654 };
655 
656 struct e1000_shadow_ram {
657 	u16 value;
658 	bool modified;
659 };
660 
661 #define E1000_ICH8_SHADOW_RAM_WORDS		2048
662 
663 /* I218 PHY Ultra Low Power (ULP) states */
664 enum e1000_ulp_state {
665 	e1000_ulp_state_unknown,
666 	e1000_ulp_state_off,
667 	e1000_ulp_state_on,
668 };
669 
670 struct e1000_dev_spec_ich8lan {
671 	bool kmrn_lock_loss_workaround_enabled;
672 	struct e1000_shadow_ram shadow_ram[E1000_ICH8_SHADOW_RAM_WORDS];
673 	bool nvm_k1_enabled;
674 	bool eee_disable;
675 	u16 eee_lp_ability;
676 	enum e1000_ulp_state ulp_state;
677 };
678 
679 struct e1000_hw {
680 	struct e1000_adapter *adapter;
681 
682 	void __iomem *hw_addr;
683 	void __iomem *flash_address;
684 
685 	struct e1000_mac_info mac;
686 	struct e1000_fc_info fc;
687 	struct e1000_phy_info phy;
688 	struct e1000_nvm_info nvm;
689 	struct e1000_bus_info bus;
690 	struct e1000_host_mng_dhcp_cookie mng_cookie;
691 
692 	union {
693 		struct e1000_dev_spec_82571 e82571;
694 		struct e1000_dev_spec_80003es2lan e80003es2lan;
695 		struct e1000_dev_spec_ich8lan ich8lan;
696 	} dev_spec;
697 };
698 
699 #include "82571.h"
700 #include "80003es2lan.h"
701 #include "ich8lan.h"
702 
703 #endif
704