xref: /freebsd/sys/dev/e1000/e1000_hw.h (revision 8881d206f4e68b564c2c5f50fc717086fc3e827a)
1 /******************************************************************************
2   SPDX-License-Identifier: BSD-3-Clause
3 
4   Copyright (c) 2001-2020, Intel Corporation
5   All rights reserved.
6 
7   Redistribution and use in source and binary forms, with or without
8   modification, are permitted provided that the following conditions are met:
9 
10    1. Redistributions of source code must retain the above copyright notice,
11       this list of conditions and the following disclaimer.
12 
13    2. Redistributions in binary form must reproduce the above copyright
14       notice, this list of conditions and the following disclaimer in the
15       documentation and/or other materials provided with the distribution.
16 
17    3. Neither the name of the Intel Corporation nor the names of its
18       contributors may be used to endorse or promote products derived from
19       this software without specific prior written permission.
20 
21   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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32 
33 ******************************************************************************/
34 /*$FreeBSD$*/
35 
36 #ifndef _E1000_HW_H_
37 #define _E1000_HW_H_
38 
39 #include "e1000_osdep.h"
40 #include "e1000_regs.h"
41 #include "e1000_defines.h"
42 
43 struct e1000_hw;
44 
45 #define E1000_DEV_ID_82542			0x1000
46 #define E1000_DEV_ID_82543GC_FIBER		0x1001
47 #define E1000_DEV_ID_82543GC_COPPER		0x1004
48 #define E1000_DEV_ID_82544EI_COPPER		0x1008
49 #define E1000_DEV_ID_82544EI_FIBER		0x1009
50 #define E1000_DEV_ID_82544GC_COPPER		0x100C
51 #define E1000_DEV_ID_82544GC_LOM		0x100D
52 #define E1000_DEV_ID_82540EM			0x100E
53 #define E1000_DEV_ID_82540EM_LOM		0x1015
54 #define E1000_DEV_ID_82540EP_LOM		0x1016
55 #define E1000_DEV_ID_82540EP			0x1017
56 #define E1000_DEV_ID_82540EP_LP			0x101E
57 #define E1000_DEV_ID_82545EM_COPPER		0x100F
58 #define E1000_DEV_ID_82545EM_FIBER		0x1011
59 #define E1000_DEV_ID_82545GM_COPPER		0x1026
60 #define E1000_DEV_ID_82545GM_FIBER		0x1027
61 #define E1000_DEV_ID_82545GM_SERDES		0x1028
62 #define E1000_DEV_ID_82546EB_COPPER		0x1010
63 #define E1000_DEV_ID_82546EB_FIBER		0x1012
64 #define E1000_DEV_ID_82546EB_QUAD_COPPER	0x101D
65 #define E1000_DEV_ID_82546GB_COPPER		0x1079
66 #define E1000_DEV_ID_82546GB_FIBER		0x107A
67 #define E1000_DEV_ID_82546GB_SERDES		0x107B
68 #define E1000_DEV_ID_82546GB_PCIE		0x108A
69 #define E1000_DEV_ID_82546GB_QUAD_COPPER	0x1099
70 #define E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3	0x10B5
71 #define E1000_DEV_ID_82541EI			0x1013
72 #define E1000_DEV_ID_82541EI_MOBILE		0x1018
73 #define E1000_DEV_ID_82541ER_LOM		0x1014
74 #define E1000_DEV_ID_82541ER			0x1078
75 #define E1000_DEV_ID_82541GI			0x1076
76 #define E1000_DEV_ID_82541GI_LF			0x107C
77 #define E1000_DEV_ID_82541GI_MOBILE		0x1077
78 #define E1000_DEV_ID_82547EI			0x1019
79 #define E1000_DEV_ID_82547EI_MOBILE		0x101A
80 #define E1000_DEV_ID_82547GI			0x1075
81 #define E1000_DEV_ID_82571EB_COPPER		0x105E
82 #define E1000_DEV_ID_82571EB_FIBER		0x105F
83 #define E1000_DEV_ID_82571EB_SERDES		0x1060
84 #define E1000_DEV_ID_82571EB_SERDES_DUAL	0x10D9
85 #define E1000_DEV_ID_82571EB_SERDES_QUAD	0x10DA
86 #define E1000_DEV_ID_82571EB_QUAD_COPPER	0x10A4
87 #define E1000_DEV_ID_82571PT_QUAD_COPPER	0x10D5
88 #define E1000_DEV_ID_82571EB_QUAD_FIBER		0x10A5
89 #define E1000_DEV_ID_82571EB_QUAD_COPPER_LP	0x10BC
90 #define E1000_DEV_ID_82572EI_COPPER		0x107D
91 #define E1000_DEV_ID_82572EI_FIBER		0x107E
92 #define E1000_DEV_ID_82572EI_SERDES		0x107F
93 #define E1000_DEV_ID_82572EI			0x10B9
94 #define E1000_DEV_ID_82573E			0x108B
95 #define E1000_DEV_ID_82573E_IAMT		0x108C
96 #define E1000_DEV_ID_82573L			0x109A
97 #define E1000_DEV_ID_82574L			0x10D3
98 #define E1000_DEV_ID_82574LA			0x10F6
99 #define E1000_DEV_ID_82583V			0x150C
100 #define E1000_DEV_ID_80003ES2LAN_COPPER_DPT	0x1096
101 #define E1000_DEV_ID_80003ES2LAN_SERDES_DPT	0x1098
102 #define E1000_DEV_ID_80003ES2LAN_COPPER_SPT	0x10BA
103 #define E1000_DEV_ID_80003ES2LAN_SERDES_SPT	0x10BB
104 #define E1000_DEV_ID_ICH8_82567V_3		0x1501
105 #define E1000_DEV_ID_ICH8_IGP_M_AMT		0x1049
106 #define E1000_DEV_ID_ICH8_IGP_AMT		0x104A
107 #define E1000_DEV_ID_ICH8_IGP_C			0x104B
108 #define E1000_DEV_ID_ICH8_IFE			0x104C
109 #define E1000_DEV_ID_ICH8_IFE_GT		0x10C4
110 #define E1000_DEV_ID_ICH8_IFE_G			0x10C5
111 #define E1000_DEV_ID_ICH8_IGP_M			0x104D
112 #define E1000_DEV_ID_ICH9_IGP_M			0x10BF
113 #define E1000_DEV_ID_ICH9_IGP_M_AMT		0x10F5
114 #define E1000_DEV_ID_ICH9_IGP_M_V		0x10CB
115 #define E1000_DEV_ID_ICH9_IGP_AMT		0x10BD
116 #define E1000_DEV_ID_ICH9_BM			0x10E5
117 #define E1000_DEV_ID_ICH9_IGP_C			0x294C
118 #define E1000_DEV_ID_ICH9_IFE			0x10C0
119 #define E1000_DEV_ID_ICH9_IFE_GT		0x10C3
120 #define E1000_DEV_ID_ICH9_IFE_G			0x10C2
121 #define E1000_DEV_ID_ICH10_R_BM_LM		0x10CC
122 #define E1000_DEV_ID_ICH10_R_BM_LF		0x10CD
123 #define E1000_DEV_ID_ICH10_R_BM_V		0x10CE
124 #define E1000_DEV_ID_ICH10_D_BM_LM		0x10DE
125 #define E1000_DEV_ID_ICH10_D_BM_LF		0x10DF
126 #define E1000_DEV_ID_ICH10_D_BM_V		0x1525
127 #define E1000_DEV_ID_PCH_M_HV_LM		0x10EA
128 #define E1000_DEV_ID_PCH_M_HV_LC		0x10EB
129 #define E1000_DEV_ID_PCH_D_HV_DM		0x10EF
130 #define E1000_DEV_ID_PCH_D_HV_DC		0x10F0
131 #define E1000_DEV_ID_PCH2_LV_LM			0x1502
132 #define E1000_DEV_ID_PCH2_LV_V			0x1503
133 #define E1000_DEV_ID_PCH_LPT_I217_LM		0x153A
134 #define E1000_DEV_ID_PCH_LPT_I217_V		0x153B
135 #define E1000_DEV_ID_PCH_LPTLP_I218_LM		0x155A
136 #define E1000_DEV_ID_PCH_LPTLP_I218_V		0x1559
137 #define E1000_DEV_ID_PCH_I218_LM2		0x15A0
138 #define E1000_DEV_ID_PCH_I218_V2		0x15A1
139 #define E1000_DEV_ID_PCH_I218_LM3		0x15A2 /* Wildcat Point PCH */
140 #define E1000_DEV_ID_PCH_I218_V3		0x15A3 /* Wildcat Point PCH */
141 #define E1000_DEV_ID_PCH_SPT_I219_LM		0x156F /* Sunrise Point PCH */
142 #define E1000_DEV_ID_PCH_SPT_I219_V		0x1570 /* Sunrise Point PCH */
143 #define E1000_DEV_ID_PCH_SPT_I219_LM2		0x15B7 /* Sunrise Point-H PCH */
144 #define E1000_DEV_ID_PCH_SPT_I219_V2		0x15B8 /* Sunrise Point-H PCH */
145 #define E1000_DEV_ID_PCH_LBG_I219_LM3		0x15B9 /* LEWISBURG PCH */
146 #define E1000_DEV_ID_PCH_SPT_I219_LM4		0x15D7
147 #define E1000_DEV_ID_PCH_SPT_I219_V4		0x15D8
148 #define E1000_DEV_ID_PCH_SPT_I219_LM5		0x15E3
149 #define E1000_DEV_ID_PCH_SPT_I219_V5		0x15D6
150 #define E1000_DEV_ID_PCH_CNP_I219_LM6		0x15BD
151 #define E1000_DEV_ID_PCH_CNP_I219_V6		0x15BE
152 #define E1000_DEV_ID_PCH_CNP_I219_LM7		0x15BB
153 #define E1000_DEV_ID_PCH_CNP_I219_V7		0x15BC
154 #define E1000_DEV_ID_PCH_ICP_I219_LM8		0x15DF
155 #define E1000_DEV_ID_PCH_ICP_I219_V8		0x15E0
156 #define E1000_DEV_ID_PCH_ICP_I219_LM9		0x15E1
157 #define E1000_DEV_ID_PCH_ICP_I219_V9		0x15E2
158 #define E1000_DEV_ID_PCH_CMP_I219_LM10		0x0D4E
159 #define E1000_DEV_ID_PCH_CMP_I219_V10		0x0D4F
160 #define E1000_DEV_ID_PCH_CMP_I219_LM11		0x0D4C
161 #define E1000_DEV_ID_PCH_CMP_I219_V11		0x0D4D
162 #define E1000_DEV_ID_PCH_CMP_I219_LM12		0x0D53
163 #define E1000_DEV_ID_PCH_CMP_I219_V12		0x0D55
164 #define E1000_DEV_ID_PCH_TGP_I219_LM13		0x15FB
165 #define E1000_DEV_ID_PCH_TGP_I219_V13		0x15FC
166 #define E1000_DEV_ID_PCH_TGP_I219_LM14		0x15F9
167 #define E1000_DEV_ID_PCH_TGP_I219_V14		0x15FA
168 #define E1000_DEV_ID_PCH_TGP_I219_LM15		0x15F4
169 #define E1000_DEV_ID_PCH_TGP_I219_V15		0x15F5
170 #define E1000_DEV_ID_PCH_ADL_I219_LM16		0x1A1E
171 #define E1000_DEV_ID_PCH_ADL_I219_V16		0x1A1F
172 #define E1000_DEV_ID_PCH_ADL_I219_LM17		0x1A1C
173 #define E1000_DEV_ID_PCH_ADL_I219_V17		0x1A1D
174 #define E1000_DEV_ID_PCH_MTP_I219_LM18		0x550A
175 #define E1000_DEV_ID_PCH_MTP_I219_V18		0x550B
176 #define E1000_DEV_ID_PCH_MTP_I219_LM19		0x550C
177 #define E1000_DEV_ID_PCH_MTP_I219_V19		0x550D
178 #define E1000_DEV_ID_82576			0x10C9
179 #define E1000_DEV_ID_82576_FIBER		0x10E6
180 #define E1000_DEV_ID_82576_SERDES		0x10E7
181 #define E1000_DEV_ID_82576_QUAD_COPPER		0x10E8
182 #define E1000_DEV_ID_82576_QUAD_COPPER_ET2	0x1526
183 #define E1000_DEV_ID_82576_NS			0x150A
184 #define E1000_DEV_ID_82576_NS_SERDES		0x1518
185 #define E1000_DEV_ID_82576_SERDES_QUAD		0x150D
186 #define E1000_DEV_ID_82576_VF			0x10CA
187 #define E1000_DEV_ID_82576_VF_HV		0x152D
188 #define E1000_DEV_ID_I350_VF			0x1520
189 #define E1000_DEV_ID_I350_VF_HV			0x152F
190 #define E1000_DEV_ID_82575EB_COPPER		0x10A7
191 #define E1000_DEV_ID_82575EB_FIBER_SERDES	0x10A9
192 #define E1000_DEV_ID_82575GB_QUAD_COPPER	0x10D6
193 #define E1000_DEV_ID_82580_COPPER		0x150E
194 #define E1000_DEV_ID_82580_FIBER		0x150F
195 #define E1000_DEV_ID_82580_SERDES		0x1510
196 #define E1000_DEV_ID_82580_SGMII		0x1511
197 #define E1000_DEV_ID_82580_COPPER_DUAL		0x1516
198 #define E1000_DEV_ID_82580_QUAD_FIBER		0x1527
199 #define E1000_DEV_ID_I350_COPPER		0x1521
200 #define E1000_DEV_ID_I350_FIBER			0x1522
201 #define E1000_DEV_ID_I350_SERDES		0x1523
202 #define E1000_DEV_ID_I350_SGMII			0x1524
203 #define E1000_DEV_ID_I350_DA4			0x1546
204 #define E1000_DEV_ID_I210_COPPER		0x1533
205 #define E1000_DEV_ID_I210_COPPER_OEM1		0x1534
206 #define E1000_DEV_ID_I210_COPPER_IT		0x1535
207 #define E1000_DEV_ID_I210_FIBER			0x1536
208 #define E1000_DEV_ID_I210_SERDES		0x1537
209 #define E1000_DEV_ID_I210_SGMII			0x1538
210 #define E1000_DEV_ID_I210_COPPER_FLASHLESS	0x157B
211 #define E1000_DEV_ID_I210_SERDES_FLASHLESS	0x157C
212 #define E1000_DEV_ID_I210_SGMII_FLASHLESS	0x15F6
213 #define E1000_DEV_ID_I211_COPPER		0x1539
214 #define E1000_DEV_ID_I354_BACKPLANE_1GBPS	0x1F40
215 #define E1000_DEV_ID_I354_SGMII			0x1F41
216 #define E1000_DEV_ID_I354_BACKPLANE_2_5GBPS	0x1F45
217 #define E1000_DEV_ID_DH89XXCC_SGMII		0x0438
218 #define E1000_DEV_ID_DH89XXCC_SERDES		0x043A
219 #define E1000_DEV_ID_DH89XXCC_BACKPLANE		0x043C
220 #define E1000_DEV_ID_DH89XXCC_SFP		0x0440
221 
222 #define E1000_REVISION_0	0
223 #define E1000_REVISION_1	1
224 #define E1000_REVISION_2	2
225 #define E1000_REVISION_3	3
226 #define E1000_REVISION_4	4
227 
228 #define E1000_FUNC_0		0
229 #define E1000_FUNC_1		1
230 #define E1000_FUNC_2		2
231 #define E1000_FUNC_3		3
232 
233 #define E1000_ALT_MAC_ADDRESS_OFFSET_LAN0	0
234 #define E1000_ALT_MAC_ADDRESS_OFFSET_LAN1	3
235 #define E1000_ALT_MAC_ADDRESS_OFFSET_LAN2	6
236 #define E1000_ALT_MAC_ADDRESS_OFFSET_LAN3	9
237 
238 enum e1000_mac_type {
239 	e1000_undefined = 0,
240 	e1000_82542,
241 	e1000_82543,
242 	e1000_82544,
243 	e1000_82540,
244 	e1000_82545,
245 	e1000_82545_rev_3,
246 	e1000_82546,
247 	e1000_82546_rev_3,
248 	e1000_82541,
249 	e1000_82541_rev_2,
250 	e1000_82547,
251 	e1000_82547_rev_2,
252 	e1000_82571,
253 	e1000_82572,
254 	e1000_82573,
255 	e1000_82574,
256 	e1000_82583,
257 	e1000_80003es2lan,
258 	e1000_ich8lan,
259 	e1000_ich9lan,
260 	e1000_ich10lan,
261 	e1000_pchlan,
262 	e1000_pch2lan,
263 	e1000_pch_lpt,
264 	e1000_pch_spt,
265 	e1000_pch_cnp,
266 	e1000_pch_tgp,
267 	e1000_pch_adp,
268 	e1000_pch_mtp,
269 	e1000_82575,
270 	e1000_82576,
271 	e1000_82580,
272 	e1000_i350,
273 	e1000_i354,
274 	e1000_i210,
275 	e1000_i211,
276 	e1000_vfadapt,
277 	e1000_vfadapt_i350,
278 	e1000_num_macs  /* List is 1-based, so subtract 1 for true count. */
279 };
280 
281 enum e1000_media_type {
282 	e1000_media_type_unknown = 0,
283 	e1000_media_type_copper = 1,
284 	e1000_media_type_fiber = 2,
285 	e1000_media_type_internal_serdes = 3,
286 	e1000_num_media_types
287 };
288 
289 enum e1000_nvm_type {
290 	e1000_nvm_unknown = 0,
291 	e1000_nvm_none,
292 	e1000_nvm_eeprom_spi,
293 	e1000_nvm_eeprom_microwire,
294 	e1000_nvm_flash_hw,
295 	e1000_nvm_invm,
296 	e1000_nvm_flash_sw
297 };
298 
299 enum e1000_nvm_override {
300 	e1000_nvm_override_none = 0,
301 	e1000_nvm_override_spi_small,
302 	e1000_nvm_override_spi_large,
303 	e1000_nvm_override_microwire_small,
304 	e1000_nvm_override_microwire_large
305 };
306 
307 enum e1000_phy_type {
308 	e1000_phy_unknown = 0,
309 	e1000_phy_none,
310 	e1000_phy_m88,
311 	e1000_phy_igp,
312 	e1000_phy_igp_2,
313 	e1000_phy_gg82563,
314 	e1000_phy_igp_3,
315 	e1000_phy_ife,
316 	e1000_phy_bm,
317 	e1000_phy_82578,
318 	e1000_phy_82577,
319 	e1000_phy_82579,
320 	e1000_phy_i217,
321 	e1000_phy_82580,
322 	e1000_phy_vf,
323 	e1000_phy_i210,
324 };
325 
326 enum e1000_bus_type {
327 	e1000_bus_type_unknown = 0,
328 	e1000_bus_type_pci,
329 	e1000_bus_type_pcix,
330 	e1000_bus_type_pci_express,
331 	e1000_bus_type_reserved
332 };
333 
334 enum e1000_bus_speed {
335 	e1000_bus_speed_unknown = 0,
336 	e1000_bus_speed_33,
337 	e1000_bus_speed_66,
338 	e1000_bus_speed_100,
339 	e1000_bus_speed_120,
340 	e1000_bus_speed_133,
341 	e1000_bus_speed_2500,
342 	e1000_bus_speed_5000,
343 	e1000_bus_speed_reserved
344 };
345 
346 enum e1000_bus_width {
347 	e1000_bus_width_unknown = 0,
348 	e1000_bus_width_pcie_x1,
349 	e1000_bus_width_pcie_x2,
350 	e1000_bus_width_pcie_x4 = 4,
351 	e1000_bus_width_pcie_x8 = 8,
352 	e1000_bus_width_32,
353 	e1000_bus_width_64,
354 	e1000_bus_width_reserved
355 };
356 
357 enum e1000_1000t_rx_status {
358 	e1000_1000t_rx_status_not_ok = 0,
359 	e1000_1000t_rx_status_ok,
360 	e1000_1000t_rx_status_undefined = 0xFF
361 };
362 
363 enum e1000_rev_polarity {
364 	e1000_rev_polarity_normal = 0,
365 	e1000_rev_polarity_reversed,
366 	e1000_rev_polarity_undefined = 0xFF
367 };
368 
369 enum e1000_fc_mode {
370 	e1000_fc_none = 0,
371 	e1000_fc_rx_pause,
372 	e1000_fc_tx_pause,
373 	e1000_fc_full,
374 	e1000_fc_default = 0xFF
375 };
376 
377 enum e1000_ffe_config {
378 	e1000_ffe_config_enabled = 0,
379 	e1000_ffe_config_active,
380 	e1000_ffe_config_blocked
381 };
382 
383 enum e1000_dsp_config {
384 	e1000_dsp_config_disabled = 0,
385 	e1000_dsp_config_enabled,
386 	e1000_dsp_config_activated,
387 	e1000_dsp_config_undefined = 0xFF
388 };
389 
390 enum e1000_ms_type {
391 	e1000_ms_hw_default = 0,
392 	e1000_ms_force_master,
393 	e1000_ms_force_slave,
394 	e1000_ms_auto
395 };
396 
397 enum e1000_smart_speed {
398 	e1000_smart_speed_default = 0,
399 	e1000_smart_speed_on,
400 	e1000_smart_speed_off
401 };
402 
403 enum e1000_serdes_link_state {
404 	e1000_serdes_link_down = 0,
405 	e1000_serdes_link_autoneg_progress,
406 	e1000_serdes_link_autoneg_complete,
407 	e1000_serdes_link_forced_up
408 };
409 
410 #define __le16 u16
411 #define __le32 u32
412 #define __le64 u64
413 /* Receive Descriptor */
414 struct e1000_rx_desc {
415 	__le64 buffer_addr; /* Address of the descriptor's data buffer */
416 	__le16 length;      /* Length of data DMAed into data buffer */
417 	__le16 csum; /* Packet checksum */
418 	u8  status;  /* Descriptor status */
419 	u8  errors;  /* Descriptor Errors */
420 	__le16 special;
421 };
422 
423 /* Receive Descriptor - Extended */
424 union e1000_rx_desc_extended {
425 	struct {
426 		__le64 buffer_addr;
427 		__le64 reserved;
428 	} read;
429 	struct {
430 		struct {
431 			__le32 mrq; /* Multiple Rx Queues */
432 			union {
433 				__le32 rss; /* RSS Hash */
434 				struct {
435 					__le16 ip_id;  /* IP id */
436 					__le16 csum;   /* Packet Checksum */
437 				} csum_ip;
438 			} hi_dword;
439 		} lower;
440 		struct {
441 			__le32 status_error;  /* ext status/error */
442 			__le16 length;
443 			__le16 vlan; /* VLAN tag */
444 		} upper;
445 	} wb;  /* writeback */
446 };
447 
448 #define MAX_PS_BUFFERS 4
449 
450 /* Number of packet split data buffers (not including the header buffer) */
451 #define PS_PAGE_BUFFERS	(MAX_PS_BUFFERS - 1)
452 
453 /* Receive Descriptor - Packet Split */
454 union e1000_rx_desc_packet_split {
455 	struct {
456 		/* one buffer for protocol header(s), three data buffers */
457 		__le64 buffer_addr[MAX_PS_BUFFERS];
458 	} read;
459 	struct {
460 		struct {
461 			__le32 mrq;  /* Multiple Rx Queues */
462 			union {
463 				__le32 rss; /* RSS Hash */
464 				struct {
465 					__le16 ip_id;    /* IP id */
466 					__le16 csum;     /* Packet Checksum */
467 				} csum_ip;
468 			} hi_dword;
469 		} lower;
470 		struct {
471 			__le32 status_error;  /* ext status/error */
472 			__le16 length0;  /* length of buffer 0 */
473 			__le16 vlan;  /* VLAN tag */
474 		} middle;
475 		struct {
476 			__le16 header_status;
477 			/* length of buffers 1-3 */
478 			__le16 length[PS_PAGE_BUFFERS];
479 		} upper;
480 		__le64 reserved;
481 	} wb; /* writeback */
482 };
483 
484 /* Transmit Descriptor */
485 struct e1000_tx_desc {
486 	__le64 buffer_addr;   /* Address of the descriptor's data buffer */
487 	union {
488 		__le32 data;
489 		struct {
490 			__le16 length;  /* Data buffer length */
491 			u8 cso;  /* Checksum offset */
492 			u8 cmd;  /* Descriptor control */
493 		} flags;
494 	} lower;
495 	union {
496 		__le32 data;
497 		struct {
498 			u8 status; /* Descriptor status */
499 			u8 css;  /* Checksum start */
500 			__le16 special;
501 		} fields;
502 	} upper;
503 };
504 
505 /* Offload Context Descriptor */
506 struct e1000_context_desc {
507 	union {
508 		__le32 ip_config;
509 		struct {
510 			u8 ipcss;  /* IP checksum start */
511 			u8 ipcso;  /* IP checksum offset */
512 			__le16 ipcse;  /* IP checksum end */
513 		} ip_fields;
514 	} lower_setup;
515 	union {
516 		__le32 tcp_config;
517 		struct {
518 			u8 tucss;  /* TCP checksum start */
519 			u8 tucso;  /* TCP checksum offset */
520 			__le16 tucse;  /* TCP checksum end */
521 		} tcp_fields;
522 	} upper_setup;
523 	__le32 cmd_and_length;
524 	union {
525 		__le32 data;
526 		struct {
527 			u8 status;  /* Descriptor status */
528 			u8 hdr_len;  /* Header length */
529 			__le16 mss;  /* Maximum segment size */
530 		} fields;
531 	} tcp_seg_setup;
532 };
533 
534 /* Offload data descriptor */
535 struct e1000_data_desc {
536 	__le64 buffer_addr;  /* Address of the descriptor's buffer address */
537 	union {
538 		__le32 data;
539 		struct {
540 			__le16 length;  /* Data buffer length */
541 			u8 typ_len_ext;
542 			u8 cmd;
543 		} flags;
544 	} lower;
545 	union {
546 		__le32 data;
547 		struct {
548 			u8 status;  /* Descriptor status */
549 			u8 popts;  /* Packet Options */
550 			__le16 special;
551 		} fields;
552 	} upper;
553 };
554 
555 /* Statistics counters collected by the MAC */
556 struct e1000_hw_stats {
557 	u64 crcerrs;
558 	u64 algnerrc;
559 	u64 symerrs;
560 	u64 rxerrc;
561 	u64 mpc;
562 	u64 scc;
563 	u64 ecol;
564 	u64 mcc;
565 	u64 latecol;
566 	u64 colc;
567 	u64 dc;
568 	u64 tncrs;
569 	u64 sec;
570 	u64 cexterr;
571 	u64 rlec;
572 	u64 xonrxc;
573 	u64 xontxc;
574 	u64 xoffrxc;
575 	u64 xofftxc;
576 	u64 fcruc;
577 	u64 prc64;
578 	u64 prc127;
579 	u64 prc255;
580 	u64 prc511;
581 	u64 prc1023;
582 	u64 prc1522;
583 	u64 gprc;
584 	u64 bprc;
585 	u64 mprc;
586 	u64 gptc;
587 	u64 gorc;
588 	u64 gotc;
589 	u64 rnbc;
590 	u64 ruc;
591 	u64 rfc;
592 	u64 roc;
593 	u64 rjc;
594 	u64 mgprc;
595 	u64 mgpdc;
596 	u64 mgptc;
597 	u64 tor;
598 	u64 tot;
599 	u64 tpr;
600 	u64 tpt;
601 	u64 ptc64;
602 	u64 ptc127;
603 	u64 ptc255;
604 	u64 ptc511;
605 	u64 ptc1023;
606 	u64 ptc1522;
607 	u64 mptc;
608 	u64 bptc;
609 	u64 tsctc;
610 	u64 tsctfc;
611 	u64 iac;
612 	u64 icrxptc;
613 	u64 icrxatc;
614 	u64 ictxptc;
615 	u64 ictxatc;
616 	u64 ictxqec;
617 	u64 ictxqmtc;
618 	u64 icrxdmtc;
619 	u64 icrxoc;
620 	u64 cbtmpc;
621 	u64 htdpmc;
622 	u64 cbrdpc;
623 	u64 cbrmpc;
624 	u64 rpthc;
625 	u64 hgptc;
626 	u64 htcbdpc;
627 	u64 hgorc;
628 	u64 hgotc;
629 	u64 lenerrs;
630 	u64 scvpc;
631 	u64 hrmpc;
632 	u64 doosync;
633 	u64 o2bgptc;
634 	u64 o2bspc;
635 	u64 b2ospc;
636 	u64 b2ogprc;
637 };
638 
639 struct e1000_vf_stats {
640 	u64 base_gprc;
641 	u64 base_gptc;
642 	u64 base_gorc;
643 	u64 base_gotc;
644 	u64 base_mprc;
645 	u64 base_gotlbc;
646 	u64 base_gptlbc;
647 	u64 base_gorlbc;
648 	u64 base_gprlbc;
649 
650 	u32 last_gprc;
651 	u32 last_gptc;
652 	u32 last_gorc;
653 	u32 last_gotc;
654 	u32 last_mprc;
655 	u32 last_gotlbc;
656 	u32 last_gptlbc;
657 	u32 last_gorlbc;
658 	u32 last_gprlbc;
659 
660 	u64 gprc;
661 	u64 gptc;
662 	u64 gorc;
663 	u64 gotc;
664 	u64 mprc;
665 	u64 gotlbc;
666 	u64 gptlbc;
667 	u64 gorlbc;
668 	u64 gprlbc;
669 };
670 
671 struct e1000_phy_stats {
672 	u32 idle_errors;
673 	u32 receive_errors;
674 };
675 
676 struct e1000_host_mng_dhcp_cookie {
677 	u32 signature;
678 	u8  status;
679 	u8  reserved0;
680 	u16 vlan_id;
681 	u32 reserved1;
682 	u16 reserved2;
683 	u8  reserved3;
684 	u8  checksum;
685 };
686 
687 /* Host Interface "Rev 1" */
688 struct e1000_host_command_header {
689 	u8 command_id;
690 	u8 command_length;
691 	u8 command_options;
692 	u8 checksum;
693 };
694 
695 #define E1000_HI_MAX_DATA_LENGTH	252
696 struct e1000_host_command_info {
697 	struct e1000_host_command_header command_header;
698 	u8 command_data[E1000_HI_MAX_DATA_LENGTH];
699 };
700 
701 /* Host Interface "Rev 2" */
702 struct e1000_host_mng_command_header {
703 	u8  command_id;
704 	u8  checksum;
705 	u16 reserved1;
706 	u16 reserved2;
707 	u16 command_length;
708 };
709 
710 #define E1000_HI_MAX_MNG_DATA_LENGTH	0x6F8
711 struct e1000_host_mng_command_info {
712 	struct e1000_host_mng_command_header command_header;
713 	u8 command_data[E1000_HI_MAX_MNG_DATA_LENGTH];
714 };
715 
716 #include "e1000_mac.h"
717 #include "e1000_phy.h"
718 #include "e1000_nvm.h"
719 #include "e1000_manage.h"
720 #include "e1000_mbx.h"
721 
722 /* Function pointers for the MAC. */
723 struct e1000_mac_operations {
724 	s32  (*init_params)(struct e1000_hw *);
725 	s32  (*id_led_init)(struct e1000_hw *);
726 	s32  (*blink_led)(struct e1000_hw *);
727 	bool (*check_mng_mode)(struct e1000_hw *);
728 	s32  (*check_for_link)(struct e1000_hw *);
729 	s32  (*cleanup_led)(struct e1000_hw *);
730 	void (*clear_hw_cntrs)(struct e1000_hw *);
731 	void (*clear_vfta)(struct e1000_hw *);
732 	s32  (*get_bus_info)(struct e1000_hw *);
733 	void (*set_lan_id)(struct e1000_hw *);
734 	s32  (*get_link_up_info)(struct e1000_hw *, u16 *, u16 *);
735 	s32  (*led_on)(struct e1000_hw *);
736 	s32  (*led_off)(struct e1000_hw *);
737 	void (*update_mc_addr_list)(struct e1000_hw *, u8 *, u32);
738 	s32  (*reset_hw)(struct e1000_hw *);
739 	s32  (*init_hw)(struct e1000_hw *);
740 	void (*shutdown_serdes)(struct e1000_hw *);
741 	void (*power_up_serdes)(struct e1000_hw *);
742 	s32  (*setup_link)(struct e1000_hw *);
743 	s32  (*setup_physical_interface)(struct e1000_hw *);
744 	s32  (*setup_led)(struct e1000_hw *);
745 	void (*write_vfta)(struct e1000_hw *, u32, u32);
746 	void (*config_collision_dist)(struct e1000_hw *);
747 	int  (*rar_set)(struct e1000_hw *, u8*, u32);
748 	s32  (*read_mac_addr)(struct e1000_hw *);
749 	s32  (*validate_mdi_setting)(struct e1000_hw *);
750 	s32  (*set_obff_timer)(struct e1000_hw *, u32);
751 	s32  (*acquire_swfw_sync)(struct e1000_hw *, u16);
752 	void (*release_swfw_sync)(struct e1000_hw *, u16);
753 };
754 
755 /* When to use various PHY register access functions:
756  *
757  *                 Func   Caller
758  *   Function      Does   Does    When to use
759  *   ~~~~~~~~~~~~  ~~~~~  ~~~~~~  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
760  *   X_reg         L,P,A  n/a     for simple PHY reg accesses
761  *   X_reg_locked  P,A    L       for multiple accesses of different regs
762  *                                on different pages
763  *   X_reg_page    A      L,P     for multiple accesses of different regs
764  *                                on the same page
765  *
766  * Where X=[read|write], L=locking, P=sets page, A=register access
767  *
768  */
769 struct e1000_phy_operations {
770 	s32  (*init_params)(struct e1000_hw *);
771 	s32  (*acquire)(struct e1000_hw *);
772 	s32  (*cfg_on_link_up)(struct e1000_hw *);
773 	s32  (*check_polarity)(struct e1000_hw *);
774 	s32  (*check_reset_block)(struct e1000_hw *);
775 	s32  (*commit)(struct e1000_hw *);
776 	s32  (*force_speed_duplex)(struct e1000_hw *);
777 	s32  (*get_cfg_done)(struct e1000_hw *hw);
778 	s32  (*get_cable_length)(struct e1000_hw *);
779 	s32  (*get_info)(struct e1000_hw *);
780 	s32  (*set_page)(struct e1000_hw *, u16);
781 	s32  (*read_reg)(struct e1000_hw *, u32, u16 *);
782 	s32  (*read_reg_locked)(struct e1000_hw *, u32, u16 *);
783 	s32  (*read_reg_page)(struct e1000_hw *, u32, u16 *);
784 	void (*release)(struct e1000_hw *);
785 	s32  (*reset)(struct e1000_hw *);
786 	s32  (*set_d0_lplu_state)(struct e1000_hw *, bool);
787 	s32  (*set_d3_lplu_state)(struct e1000_hw *, bool);
788 	s32  (*write_reg)(struct e1000_hw *, u32, u16);
789 	s32  (*write_reg_locked)(struct e1000_hw *, u32, u16);
790 	s32  (*write_reg_page)(struct e1000_hw *, u32, u16);
791 	void (*power_up)(struct e1000_hw *);
792 	void (*power_down)(struct e1000_hw *);
793 	s32 (*read_i2c_byte)(struct e1000_hw *, u8, u8, u8 *);
794 	s32 (*write_i2c_byte)(struct e1000_hw *, u8, u8, u8);
795 };
796 
797 /* Function pointers for the NVM. */
798 struct e1000_nvm_operations {
799 	s32  (*init_params)(struct e1000_hw *);
800 	s32  (*acquire)(struct e1000_hw *);
801 	s32  (*read)(struct e1000_hw *, u16, u16, u16 *);
802 	void (*release)(struct e1000_hw *);
803 	void (*reload)(struct e1000_hw *);
804 	s32  (*update)(struct e1000_hw *);
805 	s32  (*valid_led_default)(struct e1000_hw *, u16 *);
806 	s32  (*validate)(struct e1000_hw *);
807 	s32  (*write)(struct e1000_hw *, u16, u16, u16 *);
808 };
809 
810 struct e1000_mac_info {
811 	struct e1000_mac_operations ops;
812 	u8 addr[ETHER_ADDR_LEN];
813 	u8 perm_addr[ETHER_ADDR_LEN];
814 
815 	enum e1000_mac_type type;
816 
817 	u32 collision_delta;
818 	u32 ledctl_default;
819 	u32 ledctl_mode1;
820 	u32 ledctl_mode2;
821 	u32 mc_filter_type;
822 	u32 tx_packet_delta;
823 	u32 txcw;
824 
825 	u16 current_ifs_val;
826 	u16 ifs_max_val;
827 	u16 ifs_min_val;
828 	u16 ifs_ratio;
829 	u16 ifs_step_size;
830 	u16 mta_reg_count;
831 	u16 uta_reg_count;
832 
833 	/* Maximum size of the MTA register table in all supported adapters */
834 #define MAX_MTA_REG 128
835 	u32 mta_shadow[MAX_MTA_REG];
836 	u16 rar_entry_count;
837 
838 	u8  forced_speed_duplex;
839 
840 	bool adaptive_ifs;
841 	bool has_fwsm;
842 	bool arc_subsystem_valid;
843 	bool asf_firmware_present;
844 	bool autoneg;
845 	bool autoneg_failed;
846 	bool get_link_status;
847 	bool in_ifs_mode;
848 	bool report_tx_early;
849 	enum e1000_serdes_link_state serdes_link_state;
850 	bool serdes_has_link;
851 	bool tx_pkt_filtering;
852 	u32  max_frame_size;
853 };
854 
855 struct e1000_phy_info {
856 	struct e1000_phy_operations ops;
857 	enum e1000_phy_type type;
858 
859 	enum e1000_1000t_rx_status local_rx;
860 	enum e1000_1000t_rx_status remote_rx;
861 	enum e1000_ms_type ms_type;
862 	enum e1000_ms_type original_ms_type;
863 	enum e1000_rev_polarity cable_polarity;
864 	enum e1000_smart_speed smart_speed;
865 
866 	u32 addr;
867 	u32 id;
868 	u32 reset_delay_us; /* in usec */
869 	u32 revision;
870 
871 	enum e1000_media_type media_type;
872 
873 	u16 autoneg_advertised;
874 	u16 autoneg_mask;
875 	u16 cable_length;
876 	u16 max_cable_length;
877 	u16 min_cable_length;
878 
879 	u8 mdix;
880 
881 	bool disable_polarity_correction;
882 	bool is_mdix;
883 	bool polarity_correction;
884 	bool speed_downgraded;
885 	bool autoneg_wait_to_complete;
886 };
887 
888 struct e1000_nvm_info {
889 	struct e1000_nvm_operations ops;
890 	enum e1000_nvm_type type;
891 	enum e1000_nvm_override override;
892 
893 	u32 flash_bank_size;
894 	u32 flash_base_addr;
895 
896 	u16 word_size;
897 	u16 delay_usec;
898 	u16 address_bits;
899 	u16 opcode_bits;
900 	u16 page_size;
901 };
902 
903 struct e1000_bus_info {
904 	enum e1000_bus_type type;
905 	enum e1000_bus_speed speed;
906 	enum e1000_bus_width width;
907 
908 	u16 func;
909 	u16 pci_cmd_word;
910 };
911 
912 struct e1000_fc_info {
913 	u32 high_water;  /* Flow control high-water mark */
914 	u32 low_water;  /* Flow control low-water mark */
915 	u16 pause_time;  /* Flow control pause timer */
916 	u16 refresh_time;  /* Flow control refresh timer */
917 	bool send_xon;  /* Flow control send XON */
918 	bool strict_ieee;  /* Strict IEEE mode */
919 	enum e1000_fc_mode current_mode;  /* FC mode in effect */
920 	enum e1000_fc_mode requested_mode;  /* FC mode requested by caller */
921 };
922 
923 struct e1000_mbx_operations {
924 	s32 (*init_params)(struct e1000_hw *hw);
925 	s32 (*read)(struct e1000_hw *, u32 *, u16,  u16);
926 	s32 (*write)(struct e1000_hw *, u32 *, u16, u16);
927 	s32 (*read_posted)(struct e1000_hw *, u32 *, u16,  u16);
928 	s32 (*write_posted)(struct e1000_hw *, u32 *, u16, u16);
929 	s32 (*check_for_msg)(struct e1000_hw *, u16);
930 	s32 (*check_for_ack)(struct e1000_hw *, u16);
931 	s32 (*check_for_rst)(struct e1000_hw *, u16);
932 };
933 
934 struct e1000_mbx_stats {
935 	u32 msgs_tx;
936 	u32 msgs_rx;
937 
938 	u32 acks;
939 	u32 reqs;
940 	u32 rsts;
941 };
942 
943 struct e1000_mbx_info {
944 	struct e1000_mbx_operations ops;
945 	struct e1000_mbx_stats stats;
946 	u32 timeout;
947 	u32 usec_delay;
948 	u16 size;
949 };
950 
951 struct e1000_dev_spec_82541 {
952 	enum e1000_dsp_config dsp_config;
953 	enum e1000_ffe_config ffe_config;
954 	u16 spd_default;
955 	bool phy_init_script;
956 };
957 
958 struct e1000_dev_spec_82542 {
959 	bool dma_fairness;
960 };
961 
962 struct e1000_dev_spec_82543 {
963 	u32  tbi_compatibility;
964 	bool dma_fairness;
965 	bool init_phy_disabled;
966 };
967 
968 struct e1000_dev_spec_82571 {
969 	bool laa_is_present;
970 	u32 smb_counter;
971 };
972 
973 struct e1000_dev_spec_80003es2lan {
974 	bool  mdic_wa_enable;
975 };
976 
977 struct e1000_shadow_ram {
978 	u16  value;
979 	bool modified;
980 };
981 
982 #define E1000_SHADOW_RAM_WORDS		2048
983 
984 /* I218 PHY Ultra Low Power (ULP) states */
985 enum e1000_ulp_state {
986 	e1000_ulp_state_unknown,
987 	e1000_ulp_state_off,
988 	e1000_ulp_state_on,
989 };
990 
991 struct e1000_dev_spec_ich8lan {
992 	bool kmrn_lock_loss_workaround_enabled;
993 	struct e1000_shadow_ram shadow_ram[E1000_SHADOW_RAM_WORDS];
994 	bool nvm_k1_enabled;
995 	bool disable_k1_off;
996 	bool eee_disable;
997 	u16 eee_lp_ability;
998 	enum e1000_ulp_state ulp_state;
999 	bool ulp_capability_disabled;
1000 	bool during_suspend_flow;
1001 	bool smbus_disable;
1002 };
1003 
1004 struct e1000_dev_spec_82575 {
1005 	bool sgmii_active;
1006 	bool global_device_reset;
1007 	bool eee_disable;
1008 	bool module_plugged;
1009 	bool clear_semaphore_once;
1010 	u32 mtu;
1011 	struct sfp_e1000_flags eth_flags;
1012 	u8 media_port;
1013 	bool media_changed;
1014 };
1015 
1016 struct e1000_dev_spec_vf {
1017 	u32 vf_number;
1018 	u32 v2p_mailbox;
1019 };
1020 
1021 struct e1000_hw {
1022 	void *back;
1023 
1024 	u8 *hw_addr;
1025 	u8 *flash_address;
1026 	unsigned long io_base;
1027 
1028 	struct e1000_mac_info  mac;
1029 	struct e1000_fc_info   fc;
1030 	struct e1000_phy_info  phy;
1031 	struct e1000_nvm_info  nvm;
1032 	struct e1000_bus_info  bus;
1033 	struct e1000_mbx_info mbx;
1034 	struct e1000_host_mng_dhcp_cookie mng_cookie;
1035 
1036 	union {
1037 		struct e1000_dev_spec_82541 _82541;
1038 		struct e1000_dev_spec_82542 _82542;
1039 		struct e1000_dev_spec_82543 _82543;
1040 		struct e1000_dev_spec_82571 _82571;
1041 		struct e1000_dev_spec_80003es2lan _80003es2lan;
1042 		struct e1000_dev_spec_ich8lan ich8lan;
1043 		struct e1000_dev_spec_82575 _82575;
1044 		struct e1000_dev_spec_vf vf;
1045 	} dev_spec;
1046 
1047 	u16 device_id;
1048 	u16 subsystem_vendor_id;
1049 	u16 subsystem_device_id;
1050 	u16 vendor_id;
1051 
1052 	u8  revision_id;
1053 };
1054 
1055 #include "e1000_82541.h"
1056 #include "e1000_82543.h"
1057 #include "e1000_82571.h"
1058 #include "e1000_80003es2lan.h"
1059 #include "e1000_ich8lan.h"
1060 #include "e1000_82575.h"
1061 #include "e1000_i210.h"
1062 #include "e1000_base.h"
1063 
1064 /* These functions must be implemented by drivers */
1065 void e1000_pci_clear_mwi(struct e1000_hw *hw);
1066 void e1000_pci_set_mwi(struct e1000_hw *hw);
1067 s32  e1000_read_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value);
1068 s32  e1000_write_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value);
1069 void e1000_read_pci_cfg(struct e1000_hw *hw, u32 reg, u16 *value);
1070 void e1000_write_pci_cfg(struct e1000_hw *hw, u32 reg, u16 *value);
1071 
1072 #endif
1073