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 #define E1000_DEV_ID_PCH_CNP_I219_LM6		0x15BD
100 #define E1000_DEV_ID_PCH_CNP_I219_V6		0x15BE
101 #define E1000_DEV_ID_PCH_CNP_I219_LM7		0x15BB
102 #define E1000_DEV_ID_PCH_CNP_I219_V7		0x15BC
103 
104 #define E1000_REVISION_4	4
105 
106 #define E1000_FUNC_1		1
107 
108 #define E1000_ALT_MAC_ADDRESS_OFFSET_LAN0	0
109 #define E1000_ALT_MAC_ADDRESS_OFFSET_LAN1	3
110 
111 enum e1000_mac_type {
112 	e1000_82571,
113 	e1000_82572,
114 	e1000_82573,
115 	e1000_82574,
116 	e1000_82583,
117 	e1000_80003es2lan,
118 	e1000_ich8lan,
119 	e1000_ich9lan,
120 	e1000_ich10lan,
121 	e1000_pchlan,
122 	e1000_pch2lan,
123 	e1000_pch_lpt,
124 	e1000_pch_spt,
125 	e1000_pch_cnp,
126 };
127 
128 enum e1000_media_type {
129 	e1000_media_type_unknown = 0,
130 	e1000_media_type_copper = 1,
131 	e1000_media_type_fiber = 2,
132 	e1000_media_type_internal_serdes = 3,
133 	e1000_num_media_types
134 };
135 
136 enum e1000_nvm_type {
137 	e1000_nvm_unknown = 0,
138 	e1000_nvm_none,
139 	e1000_nvm_eeprom_spi,
140 	e1000_nvm_flash_hw,
141 	e1000_nvm_flash_sw
142 };
143 
144 enum e1000_nvm_override {
145 	e1000_nvm_override_none = 0,
146 	e1000_nvm_override_spi_small,
147 	e1000_nvm_override_spi_large
148 };
149 
150 enum e1000_phy_type {
151 	e1000_phy_unknown = 0,
152 	e1000_phy_none,
153 	e1000_phy_m88,
154 	e1000_phy_igp,
155 	e1000_phy_igp_2,
156 	e1000_phy_gg82563,
157 	e1000_phy_igp_3,
158 	e1000_phy_ife,
159 	e1000_phy_bm,
160 	e1000_phy_82578,
161 	e1000_phy_82577,
162 	e1000_phy_82579,
163 	e1000_phy_i217,
164 };
165 
166 enum e1000_bus_width {
167 	e1000_bus_width_unknown = 0,
168 	e1000_bus_width_pcie_x1,
169 	e1000_bus_width_pcie_x2,
170 	e1000_bus_width_pcie_x4 = 4,
171 	e1000_bus_width_pcie_x8 = 8,
172 	e1000_bus_width_32,
173 	e1000_bus_width_64,
174 	e1000_bus_width_reserved
175 };
176 
177 enum e1000_1000t_rx_status {
178 	e1000_1000t_rx_status_not_ok = 0,
179 	e1000_1000t_rx_status_ok,
180 	e1000_1000t_rx_status_undefined = 0xFF
181 };
182 
183 enum e1000_rev_polarity {
184 	e1000_rev_polarity_normal = 0,
185 	e1000_rev_polarity_reversed,
186 	e1000_rev_polarity_undefined = 0xFF
187 };
188 
189 enum e1000_fc_mode {
190 	e1000_fc_none = 0,
191 	e1000_fc_rx_pause,
192 	e1000_fc_tx_pause,
193 	e1000_fc_full,
194 	e1000_fc_default = 0xFF
195 };
196 
197 enum e1000_ms_type {
198 	e1000_ms_hw_default = 0,
199 	e1000_ms_force_master,
200 	e1000_ms_force_slave,
201 	e1000_ms_auto
202 };
203 
204 enum e1000_smart_speed {
205 	e1000_smart_speed_default = 0,
206 	e1000_smart_speed_on,
207 	e1000_smart_speed_off
208 };
209 
210 enum e1000_serdes_link_state {
211 	e1000_serdes_link_down = 0,
212 	e1000_serdes_link_autoneg_progress,
213 	e1000_serdes_link_autoneg_complete,
214 	e1000_serdes_link_forced_up
215 };
216 
217 /* Receive Descriptor - Extended */
218 union e1000_rx_desc_extended {
219 	struct {
220 		__le64 buffer_addr;
221 		__le64 reserved;
222 	} read;
223 	struct {
224 		struct {
225 			__le32 mrq;	      /* Multiple Rx Queues */
226 			union {
227 				__le32 rss;	    /* RSS Hash */
228 				struct {
229 					__le16 ip_id;  /* IP id */
230 					__le16 csum;   /* Packet Checksum */
231 				} csum_ip;
232 			} hi_dword;
233 		} lower;
234 		struct {
235 			__le32 status_error;     /* ext status/error */
236 			__le16 length;
237 			__le16 vlan;	     /* VLAN tag */
238 		} upper;
239 	} wb;  /* writeback */
240 };
241 
242 #define MAX_PS_BUFFERS 4
243 
244 /* Number of packet split data buffers (not including the header buffer) */
245 #define PS_PAGE_BUFFERS	(MAX_PS_BUFFERS - 1)
246 
247 /* Receive Descriptor - Packet Split */
248 union e1000_rx_desc_packet_split {
249 	struct {
250 		/* one buffer for protocol header(s), three data buffers */
251 		__le64 buffer_addr[MAX_PS_BUFFERS];
252 	} read;
253 	struct {
254 		struct {
255 			__le32 mrq;	      /* Multiple Rx Queues */
256 			union {
257 				__le32 rss;	      /* RSS Hash */
258 				struct {
259 					__le16 ip_id;    /* IP id */
260 					__le16 csum;     /* Packet Checksum */
261 				} csum_ip;
262 			} hi_dword;
263 		} lower;
264 		struct {
265 			__le32 status_error;     /* ext status/error */
266 			__le16 length0;	  /* length of buffer 0 */
267 			__le16 vlan;	     /* VLAN tag */
268 		} middle;
269 		struct {
270 			__le16 header_status;
271 			/* length of buffers 1-3 */
272 			__le16 length[PS_PAGE_BUFFERS];
273 		} upper;
274 		__le64 reserved;
275 	} wb; /* writeback */
276 };
277 
278 /* Transmit Descriptor */
279 struct e1000_tx_desc {
280 	__le64 buffer_addr;      /* Address of the descriptor's data buffer */
281 	union {
282 		__le32 data;
283 		struct {
284 			__le16 length;    /* Data buffer length */
285 			u8 cso;	/* Checksum offset */
286 			u8 cmd;	/* Descriptor control */
287 		} flags;
288 	} lower;
289 	union {
290 		__le32 data;
291 		struct {
292 			u8 status;     /* Descriptor status */
293 			u8 css;	/* Checksum start */
294 			__le16 special;
295 		} fields;
296 	} upper;
297 };
298 
299 /* Offload Context Descriptor */
300 struct e1000_context_desc {
301 	union {
302 		__le32 ip_config;
303 		struct {
304 			u8 ipcss;      /* IP checksum start */
305 			u8 ipcso;      /* IP checksum offset */
306 			__le16 ipcse;     /* IP checksum end */
307 		} ip_fields;
308 	} lower_setup;
309 	union {
310 		__le32 tcp_config;
311 		struct {
312 			u8 tucss;      /* TCP checksum start */
313 			u8 tucso;      /* TCP checksum offset */
314 			__le16 tucse;     /* TCP checksum end */
315 		} tcp_fields;
316 	} upper_setup;
317 	__le32 cmd_and_length;
318 	union {
319 		__le32 data;
320 		struct {
321 			u8 status;     /* Descriptor status */
322 			u8 hdr_len;    /* Header length */
323 			__le16 mss;       /* Maximum segment size */
324 		} fields;
325 	} tcp_seg_setup;
326 };
327 
328 /* Offload data descriptor */
329 struct e1000_data_desc {
330 	__le64 buffer_addr;   /* Address of the descriptor's buffer address */
331 	union {
332 		__le32 data;
333 		struct {
334 			__le16 length;    /* Data buffer length */
335 			u8 typ_len_ext;
336 			u8 cmd;
337 		} flags;
338 	} lower;
339 	union {
340 		__le32 data;
341 		struct {
342 			u8 status;     /* Descriptor status */
343 			u8 popts;      /* Packet Options */
344 			__le16 special;
345 		} fields;
346 	} upper;
347 };
348 
349 /* Statistics counters collected by the MAC */
350 struct e1000_hw_stats {
351 	u64 crcerrs;
352 	u64 algnerrc;
353 	u64 symerrs;
354 	u64 rxerrc;
355 	u64 mpc;
356 	u64 scc;
357 	u64 ecol;
358 	u64 mcc;
359 	u64 latecol;
360 	u64 colc;
361 	u64 dc;
362 	u64 tncrs;
363 	u64 sec;
364 	u64 cexterr;
365 	u64 rlec;
366 	u64 xonrxc;
367 	u64 xontxc;
368 	u64 xoffrxc;
369 	u64 xofftxc;
370 	u64 fcruc;
371 	u64 prc64;
372 	u64 prc127;
373 	u64 prc255;
374 	u64 prc511;
375 	u64 prc1023;
376 	u64 prc1522;
377 	u64 gprc;
378 	u64 bprc;
379 	u64 mprc;
380 	u64 gptc;
381 	u64 gorc;
382 	u64 gotc;
383 	u64 rnbc;
384 	u64 ruc;
385 	u64 rfc;
386 	u64 roc;
387 	u64 rjc;
388 	u64 mgprc;
389 	u64 mgpdc;
390 	u64 mgptc;
391 	u64 tor;
392 	u64 tot;
393 	u64 tpr;
394 	u64 tpt;
395 	u64 ptc64;
396 	u64 ptc127;
397 	u64 ptc255;
398 	u64 ptc511;
399 	u64 ptc1023;
400 	u64 ptc1522;
401 	u64 mptc;
402 	u64 bptc;
403 	u64 tsctc;
404 	u64 tsctfc;
405 	u64 iac;
406 	u64 icrxptc;
407 	u64 icrxatc;
408 	u64 ictxptc;
409 	u64 ictxatc;
410 	u64 ictxqec;
411 	u64 ictxqmtc;
412 	u64 icrxdmtc;
413 	u64 icrxoc;
414 };
415 
416 struct e1000_phy_stats {
417 	u32 idle_errors;
418 	u32 receive_errors;
419 };
420 
421 struct e1000_host_mng_dhcp_cookie {
422 	u32 signature;
423 	u8 status;
424 	u8 reserved0;
425 	u16 vlan_id;
426 	u32 reserved1;
427 	u16 reserved2;
428 	u8 reserved3;
429 	u8 checksum;
430 };
431 
432 /* Host Interface "Rev 1" */
433 struct e1000_host_command_header {
434 	u8 command_id;
435 	u8 command_length;
436 	u8 command_options;
437 	u8 checksum;
438 };
439 
440 #define E1000_HI_MAX_DATA_LENGTH	252
441 struct e1000_host_command_info {
442 	struct e1000_host_command_header command_header;
443 	u8 command_data[E1000_HI_MAX_DATA_LENGTH];
444 };
445 
446 /* Host Interface "Rev 2" */
447 struct e1000_host_mng_command_header {
448 	u8 command_id;
449 	u8 checksum;
450 	u16 reserved1;
451 	u16 reserved2;
452 	u16 command_length;
453 };
454 
455 #define E1000_HI_MAX_MNG_DATA_LENGTH	0x6F8
456 struct e1000_host_mng_command_info {
457 	struct e1000_host_mng_command_header command_header;
458 	u8 command_data[E1000_HI_MAX_MNG_DATA_LENGTH];
459 };
460 
461 #include "mac.h"
462 #include "phy.h"
463 #include "nvm.h"
464 #include "manage.h"
465 
466 /* Function pointers for the MAC. */
467 struct e1000_mac_operations {
468 	s32  (*id_led_init)(struct e1000_hw *);
469 	s32  (*blink_led)(struct e1000_hw *);
470 	bool (*check_mng_mode)(struct e1000_hw *);
471 	s32  (*check_for_link)(struct e1000_hw *);
472 	s32  (*cleanup_led)(struct e1000_hw *);
473 	void (*clear_hw_cntrs)(struct e1000_hw *);
474 	void (*clear_vfta)(struct e1000_hw *);
475 	s32  (*get_bus_info)(struct e1000_hw *);
476 	void (*set_lan_id)(struct e1000_hw *);
477 	s32  (*get_link_up_info)(struct e1000_hw *, u16 *, u16 *);
478 	s32  (*led_on)(struct e1000_hw *);
479 	s32  (*led_off)(struct e1000_hw *);
480 	void (*update_mc_addr_list)(struct e1000_hw *, u8 *, u32);
481 	s32  (*reset_hw)(struct e1000_hw *);
482 	s32  (*init_hw)(struct e1000_hw *);
483 	s32  (*setup_link)(struct e1000_hw *);
484 	s32  (*setup_physical_interface)(struct e1000_hw *);
485 	s32  (*setup_led)(struct e1000_hw *);
486 	void (*write_vfta)(struct e1000_hw *, u32, u32);
487 	void (*config_collision_dist)(struct e1000_hw *);
488 	int  (*rar_set)(struct e1000_hw *, u8 *, u32);
489 	s32  (*read_mac_addr)(struct e1000_hw *);
490 	u32  (*rar_get_count)(struct e1000_hw *);
491 };
492 
493 /* When to use various PHY register access functions:
494  *
495  *                 Func   Caller
496  *   Function      Does   Does    When to use
497  *   ~~~~~~~~~~~~  ~~~~~  ~~~~~~  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
498  *   X_reg         L,P,A  n/a     for simple PHY reg accesses
499  *   X_reg_locked  P,A    L       for multiple accesses of different regs
500  *                                on different pages
501  *   X_reg_page    A      L,P     for multiple accesses of different regs
502  *                                on the same page
503  *
504  * Where X=[read|write], L=locking, P=sets page, A=register access
505  *
506  */
507 struct e1000_phy_operations {
508 	s32  (*acquire)(struct e1000_hw *);
509 	s32  (*cfg_on_link_up)(struct e1000_hw *);
510 	s32  (*check_polarity)(struct e1000_hw *);
511 	s32  (*check_reset_block)(struct e1000_hw *);
512 	s32  (*commit)(struct e1000_hw *);
513 	s32  (*force_speed_duplex)(struct e1000_hw *);
514 	s32  (*get_cfg_done)(struct e1000_hw *hw);
515 	s32  (*get_cable_length)(struct e1000_hw *);
516 	s32  (*get_info)(struct e1000_hw *);
517 	s32  (*set_page)(struct e1000_hw *, u16);
518 	s32  (*read_reg)(struct e1000_hw *, u32, u16 *);
519 	s32  (*read_reg_locked)(struct e1000_hw *, u32, u16 *);
520 	s32  (*read_reg_page)(struct e1000_hw *, u32, u16 *);
521 	void (*release)(struct e1000_hw *);
522 	s32  (*reset)(struct e1000_hw *);
523 	s32  (*set_d0_lplu_state)(struct e1000_hw *, bool);
524 	s32  (*set_d3_lplu_state)(struct e1000_hw *, bool);
525 	s32  (*write_reg)(struct e1000_hw *, u32, u16);
526 	s32  (*write_reg_locked)(struct e1000_hw *, u32, u16);
527 	s32  (*write_reg_page)(struct e1000_hw *, u32, u16);
528 	void (*power_up)(struct e1000_hw *);
529 	void (*power_down)(struct e1000_hw *);
530 };
531 
532 /* Function pointers for the NVM. */
533 struct e1000_nvm_operations {
534 	s32  (*acquire)(struct e1000_hw *);
535 	s32  (*read)(struct e1000_hw *, u16, u16, u16 *);
536 	void (*release)(struct e1000_hw *);
537 	void (*reload)(struct e1000_hw *);
538 	s32  (*update)(struct e1000_hw *);
539 	s32  (*valid_led_default)(struct e1000_hw *, u16 *);
540 	s32  (*validate)(struct e1000_hw *);
541 	s32  (*write)(struct e1000_hw *, u16, u16, u16 *);
542 };
543 
544 struct e1000_mac_info {
545 	struct e1000_mac_operations ops;
546 	u8 addr[ETH_ALEN];
547 	u8 perm_addr[ETH_ALEN];
548 
549 	enum e1000_mac_type type;
550 
551 	u32 collision_delta;
552 	u32 ledctl_default;
553 	u32 ledctl_mode1;
554 	u32 ledctl_mode2;
555 	u32 mc_filter_type;
556 	u32 tx_packet_delta;
557 	u32 txcw;
558 
559 	u16 current_ifs_val;
560 	u16 ifs_max_val;
561 	u16 ifs_min_val;
562 	u16 ifs_ratio;
563 	u16 ifs_step_size;
564 	u16 mta_reg_count;
565 
566 	/* Maximum size of the MTA register table in all supported adapters */
567 #define MAX_MTA_REG 128
568 	u32 mta_shadow[MAX_MTA_REG];
569 	u16 rar_entry_count;
570 
571 	u8 forced_speed_duplex;
572 
573 	bool adaptive_ifs;
574 	bool has_fwsm;
575 	bool arc_subsystem_valid;
576 	bool autoneg;
577 	bool autoneg_failed;
578 	bool get_link_status;
579 	bool in_ifs_mode;
580 	bool serdes_has_link;
581 	bool tx_pkt_filtering;
582 	enum e1000_serdes_link_state serdes_link_state;
583 };
584 
585 struct e1000_phy_info {
586 	struct e1000_phy_operations ops;
587 
588 	enum e1000_phy_type type;
589 
590 	enum e1000_1000t_rx_status local_rx;
591 	enum e1000_1000t_rx_status remote_rx;
592 	enum e1000_ms_type ms_type;
593 	enum e1000_ms_type original_ms_type;
594 	enum e1000_rev_polarity cable_polarity;
595 	enum e1000_smart_speed smart_speed;
596 
597 	u32 addr;
598 	u32 id;
599 	u32 reset_delay_us;	/* in usec */
600 	u32 revision;
601 
602 	enum e1000_media_type media_type;
603 
604 	u16 autoneg_advertised;
605 	u16 autoneg_mask;
606 	u16 cable_length;
607 	u16 max_cable_length;
608 	u16 min_cable_length;
609 
610 	u8 mdix;
611 
612 	bool disable_polarity_correction;
613 	bool is_mdix;
614 	bool polarity_correction;
615 	bool speed_downgraded;
616 	bool autoneg_wait_to_complete;
617 };
618 
619 struct e1000_nvm_info {
620 	struct e1000_nvm_operations ops;
621 
622 	enum e1000_nvm_type type;
623 	enum e1000_nvm_override override;
624 
625 	u32 flash_bank_size;
626 	u32 flash_base_addr;
627 
628 	u16 word_size;
629 	u16 delay_usec;
630 	u16 address_bits;
631 	u16 opcode_bits;
632 	u16 page_size;
633 };
634 
635 struct e1000_bus_info {
636 	enum e1000_bus_width width;
637 
638 	u16 func;
639 };
640 
641 struct e1000_fc_info {
642 	u32 high_water;          /* Flow control high-water mark */
643 	u32 low_water;           /* Flow control low-water mark */
644 	u16 pause_time;          /* Flow control pause timer */
645 	u16 refresh_time;        /* Flow control refresh timer */
646 	bool send_xon;           /* Flow control send XON */
647 	bool strict_ieee;        /* Strict IEEE mode */
648 	enum e1000_fc_mode current_mode; /* FC mode in effect */
649 	enum e1000_fc_mode requested_mode; /* FC mode requested by caller */
650 };
651 
652 struct e1000_dev_spec_82571 {
653 	bool laa_is_present;
654 	u32 smb_counter;
655 };
656 
657 struct e1000_dev_spec_80003es2lan {
658 	bool mdic_wa_enable;
659 };
660 
661 struct e1000_shadow_ram {
662 	u16 value;
663 	bool modified;
664 };
665 
666 #define E1000_ICH8_SHADOW_RAM_WORDS		2048
667 
668 /* I218 PHY Ultra Low Power (ULP) states */
669 enum e1000_ulp_state {
670 	e1000_ulp_state_unknown,
671 	e1000_ulp_state_off,
672 	e1000_ulp_state_on,
673 };
674 
675 struct e1000_dev_spec_ich8lan {
676 	bool kmrn_lock_loss_workaround_enabled;
677 	struct e1000_shadow_ram shadow_ram[E1000_ICH8_SHADOW_RAM_WORDS];
678 	bool nvm_k1_enabled;
679 	bool eee_disable;
680 	u16 eee_lp_ability;
681 	enum e1000_ulp_state ulp_state;
682 };
683 
684 struct e1000_hw {
685 	struct e1000_adapter *adapter;
686 
687 	void __iomem *hw_addr;
688 	void __iomem *flash_address;
689 
690 	struct e1000_mac_info mac;
691 	struct e1000_fc_info fc;
692 	struct e1000_phy_info phy;
693 	struct e1000_nvm_info nvm;
694 	struct e1000_bus_info bus;
695 	struct e1000_host_mng_dhcp_cookie mng_cookie;
696 
697 	union {
698 		struct e1000_dev_spec_82571 e82571;
699 		struct e1000_dev_spec_80003es2lan e80003es2lan;
700 		struct e1000_dev_spec_ich8lan ich8lan;
701 	} dev_spec;
702 };
703 
704 #include "82571.h"
705 #include "80003es2lan.h"
706 #include "ich8lan.h"
707 
708 #endif
709