xref: /freebsd/sys/dev/e1000/e1000_hw.h (revision 61e21613)
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 
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11       this list of conditions and the following disclaimer.
12 
13    2. Redistributions in binary form must reproduce the above copyright
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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
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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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33 ******************************************************************************/
34 
35 #ifndef _E1000_HW_H_
36 #define _E1000_HW_H_
37 
38 #include "e1000_osdep.h"
39 #include "e1000_regs.h"
40 #include "e1000_defines.h"
41 
42 struct e1000_hw;
43 
44 #define E1000_DEV_ID_82542			0x1000
45 #define E1000_DEV_ID_82543GC_FIBER		0x1001
46 #define E1000_DEV_ID_82543GC_COPPER		0x1004
47 #define E1000_DEV_ID_82544EI_COPPER		0x1008
48 #define E1000_DEV_ID_82544EI_FIBER		0x1009
49 #define E1000_DEV_ID_82544GC_COPPER		0x100C
50 #define E1000_DEV_ID_82544GC_LOM		0x100D
51 #define E1000_DEV_ID_82540EM			0x100E
52 #define E1000_DEV_ID_82540EM_LOM		0x1015
53 #define E1000_DEV_ID_82540EP_LOM		0x1016
54 #define E1000_DEV_ID_82540EP			0x1017
55 #define E1000_DEV_ID_82540EP_LP			0x101E
56 #define E1000_DEV_ID_82545EM_COPPER		0x100F
57 #define E1000_DEV_ID_82545EM_FIBER		0x1011
58 #define E1000_DEV_ID_82545GM_COPPER		0x1026
59 #define E1000_DEV_ID_82545GM_FIBER		0x1027
60 #define E1000_DEV_ID_82545GM_SERDES		0x1028
61 #define E1000_DEV_ID_82546EB_COPPER		0x1010
62 #define E1000_DEV_ID_82546EB_FIBER		0x1012
63 #define E1000_DEV_ID_82546EB_QUAD_COPPER	0x101D
64 #define E1000_DEV_ID_82546GB_COPPER		0x1079
65 #define E1000_DEV_ID_82546GB_FIBER		0x107A
66 #define E1000_DEV_ID_82546GB_SERDES		0x107B
67 #define E1000_DEV_ID_82546GB_PCIE		0x108A
68 #define E1000_DEV_ID_82546GB_QUAD_COPPER	0x1099
69 #define E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3	0x10B5
70 #define E1000_DEV_ID_82541EI			0x1013
71 #define E1000_DEV_ID_82541EI_MOBILE		0x1018
72 #define E1000_DEV_ID_82541ER_LOM		0x1014
73 #define E1000_DEV_ID_82541ER			0x1078
74 #define E1000_DEV_ID_82541GI			0x1076
75 #define E1000_DEV_ID_82541GI_LF			0x107C
76 #define E1000_DEV_ID_82541GI_MOBILE		0x1077
77 #define E1000_DEV_ID_82547EI			0x1019
78 #define E1000_DEV_ID_82547EI_MOBILE		0x101A
79 #define E1000_DEV_ID_82547GI			0x1075
80 #define E1000_DEV_ID_82571EB_COPPER		0x105E
81 #define E1000_DEV_ID_82571EB_FIBER		0x105F
82 #define E1000_DEV_ID_82571EB_SERDES		0x1060
83 #define E1000_DEV_ID_82571EB_SERDES_DUAL	0x10D9
84 #define E1000_DEV_ID_82571EB_SERDES_QUAD	0x10DA
85 #define E1000_DEV_ID_82571EB_QUAD_COPPER	0x10A4
86 #define E1000_DEV_ID_82571PT_QUAD_COPPER	0x10D5
87 #define E1000_DEV_ID_82571EB_QUAD_FIBER		0x10A5
88 #define E1000_DEV_ID_82571EB_QUAD_COPPER_LP	0x10BC
89 #define E1000_DEV_ID_82572EI_COPPER		0x107D
90 #define E1000_DEV_ID_82572EI_FIBER		0x107E
91 #define E1000_DEV_ID_82572EI_SERDES		0x107F
92 #define E1000_DEV_ID_82572EI			0x10B9
93 #define E1000_DEV_ID_82573E			0x108B
94 #define E1000_DEV_ID_82573E_IAMT		0x108C
95 #define E1000_DEV_ID_82573L			0x109A
96 #define E1000_DEV_ID_82574L			0x10D3
97 #define E1000_DEV_ID_82574LA			0x10F6
98 #define E1000_DEV_ID_82583V			0x150C
99 #define E1000_DEV_ID_80003ES2LAN_COPPER_DPT	0x1096
100 #define E1000_DEV_ID_80003ES2LAN_SERDES_DPT	0x1098
101 #define E1000_DEV_ID_80003ES2LAN_COPPER_SPT	0x10BA
102 #define E1000_DEV_ID_80003ES2LAN_SERDES_SPT	0x10BB
103 #define E1000_DEV_ID_ICH8_82567V_3		0x1501
104 #define E1000_DEV_ID_ICH8_IGP_M_AMT		0x1049
105 #define E1000_DEV_ID_ICH8_IGP_AMT		0x104A
106 #define E1000_DEV_ID_ICH8_IGP_C			0x104B
107 #define E1000_DEV_ID_ICH8_IFE			0x104C
108 #define E1000_DEV_ID_ICH8_IFE_GT		0x10C4
109 #define E1000_DEV_ID_ICH8_IFE_G			0x10C5
110 #define E1000_DEV_ID_ICH8_IGP_M			0x104D
111 #define E1000_DEV_ID_ICH9_IGP_M			0x10BF
112 #define E1000_DEV_ID_ICH9_IGP_M_AMT		0x10F5
113 #define E1000_DEV_ID_ICH9_IGP_M_V		0x10CB
114 #define E1000_DEV_ID_ICH9_IGP_AMT		0x10BD
115 #define E1000_DEV_ID_ICH9_BM			0x10E5
116 #define E1000_DEV_ID_ICH9_IGP_C			0x294C
117 #define E1000_DEV_ID_ICH9_IFE			0x10C0
118 #define E1000_DEV_ID_ICH9_IFE_GT		0x10C3
119 #define E1000_DEV_ID_ICH9_IFE_G			0x10C2
120 #define E1000_DEV_ID_ICH10_R_BM_LM		0x10CC
121 #define E1000_DEV_ID_ICH10_R_BM_LF		0x10CD
122 #define E1000_DEV_ID_ICH10_R_BM_V		0x10CE
123 #define E1000_DEV_ID_ICH10_D_BM_LM		0x10DE
124 #define E1000_DEV_ID_ICH10_D_BM_LF		0x10DF
125 #define E1000_DEV_ID_ICH10_D_BM_V		0x1525
126 #define E1000_DEV_ID_PCH_M_HV_LM		0x10EA
127 #define E1000_DEV_ID_PCH_M_HV_LC		0x10EB
128 #define E1000_DEV_ID_PCH_D_HV_DM		0x10EF
129 #define E1000_DEV_ID_PCH_D_HV_DC		0x10F0
130 #define E1000_DEV_ID_PCH2_LV_LM			0x1502
131 #define E1000_DEV_ID_PCH2_LV_V			0x1503
132 #define E1000_DEV_ID_PCH_LPT_I217_LM		0x153A
133 #define E1000_DEV_ID_PCH_LPT_I217_V		0x153B
134 #define E1000_DEV_ID_PCH_LPTLP_I218_LM		0x155A
135 #define E1000_DEV_ID_PCH_LPTLP_I218_V		0x1559
136 #define E1000_DEV_ID_PCH_I218_LM2		0x15A0
137 #define E1000_DEV_ID_PCH_I218_V2		0x15A1
138 #define E1000_DEV_ID_PCH_I218_LM3		0x15A2 /* Wildcat Point PCH */
139 #define E1000_DEV_ID_PCH_I218_V3		0x15A3 /* Wildcat Point PCH */
140 #define E1000_DEV_ID_PCH_SPT_I219_LM		0x156F /* Sunrise Point PCH */
141 #define E1000_DEV_ID_PCH_SPT_I219_V		0x1570 /* Sunrise Point PCH */
142 #define E1000_DEV_ID_PCH_SPT_I219_LM2		0x15B7 /* Sunrise Point-H PCH */
143 #define E1000_DEV_ID_PCH_SPT_I219_V2		0x15B8 /* Sunrise Point-H PCH */
144 #define E1000_DEV_ID_PCH_LBG_I219_LM3		0x15B9 /* LEWISBURG PCH */
145 #define E1000_DEV_ID_PCH_SPT_I219_LM4		0x15D7
146 #define E1000_DEV_ID_PCH_SPT_I219_V4		0x15D8
147 #define E1000_DEV_ID_PCH_SPT_I219_LM5		0x15E3
148 #define E1000_DEV_ID_PCH_SPT_I219_V5		0x15D6
149 #define E1000_DEV_ID_PCH_CNP_I219_LM6		0x15BD
150 #define E1000_DEV_ID_PCH_CNP_I219_V6		0x15BE
151 #define E1000_DEV_ID_PCH_CNP_I219_LM7		0x15BB
152 #define E1000_DEV_ID_PCH_CNP_I219_V7		0x15BC
153 #define E1000_DEV_ID_PCH_ICP_I219_LM8		0x15DF
154 #define E1000_DEV_ID_PCH_ICP_I219_V8		0x15E0
155 #define E1000_DEV_ID_PCH_ICP_I219_LM9		0x15E1
156 #define E1000_DEV_ID_PCH_ICP_I219_V9		0x15E2
157 #define E1000_DEV_ID_PCH_CMP_I219_LM10		0x0D4E
158 #define E1000_DEV_ID_PCH_CMP_I219_V10		0x0D4F
159 #define E1000_DEV_ID_PCH_CMP_I219_LM11		0x0D4C
160 #define E1000_DEV_ID_PCH_CMP_I219_V11		0x0D4D
161 #define E1000_DEV_ID_PCH_CMP_I219_LM12		0x0D53
162 #define E1000_DEV_ID_PCH_CMP_I219_V12		0x0D55
163 #define E1000_DEV_ID_PCH_TGP_I219_LM13		0x15FB
164 #define E1000_DEV_ID_PCH_TGP_I219_V13		0x15FC
165 #define E1000_DEV_ID_PCH_TGP_I219_LM14		0x15F9
166 #define E1000_DEV_ID_PCH_TGP_I219_V14		0x15FA
167 #define E1000_DEV_ID_PCH_TGP_I219_LM15		0x15F4
168 #define E1000_DEV_ID_PCH_TGP_I219_V15		0x15F5
169 #define E1000_DEV_ID_PCH_ADL_I219_LM16		0x1A1E
170 #define E1000_DEV_ID_PCH_ADL_I219_V16		0x1A1F
171 #define E1000_DEV_ID_PCH_ADL_I219_LM17		0x1A1C
172 #define E1000_DEV_ID_PCH_ADL_I219_V17		0x1A1D
173 #define E1000_DEV_ID_PCH_MTP_I219_LM18		0x550A
174 #define E1000_DEV_ID_PCH_MTP_I219_V18		0x550B
175 #define E1000_DEV_ID_PCH_MTP_I219_LM19		0x550C
176 #define E1000_DEV_ID_PCH_MTP_I219_V19		0x550D
177 #define E1000_DEV_ID_PCH_LNL_I219_LM20		0x550E
178 #define E1000_DEV_ID_PCH_LNL_I219_V20		0x550F
179 #define E1000_DEV_ID_PCH_LNL_I219_LM21		0x5510
180 #define E1000_DEV_ID_PCH_LNL_I219_V21		0x5511
181 #define E1000_DEV_ID_PCH_RPL_I219_LM22		0x0DC7
182 #define E1000_DEV_ID_PCH_RPL_I219_V22		0x0DC8
183 #define E1000_DEV_ID_PCH_RPL_I219_LM23		0x0DC5
184 #define E1000_DEV_ID_PCH_RPL_I219_V23		0x0DC6
185 #define E1000_DEV_ID_PCH_ARL_I219_LM24		0x57A0
186 #define E1000_DEV_ID_PCH_ARL_I219_V24		0x57A1
187 #define E1000_DEV_ID_PCH_PTP_I219_LM25		0x57B3
188 #define E1000_DEV_ID_PCH_PTP_I219_V25		0x57B4
189 #define E1000_DEV_ID_PCH_PTP_I219_LM26		0x57B5
190 #define E1000_DEV_ID_PCH_PTP_I219_V26		0x57B6
191 #define E1000_DEV_ID_PCH_PTP_I219_LM27		0x57B7
192 #define E1000_DEV_ID_PCH_PTP_I219_V27		0x57B8
193 #define E1000_DEV_ID_82576			0x10C9
194 #define E1000_DEV_ID_82576_FIBER		0x10E6
195 #define E1000_DEV_ID_82576_SERDES		0x10E7
196 #define E1000_DEV_ID_82576_QUAD_COPPER		0x10E8
197 #define E1000_DEV_ID_82576_QUAD_COPPER_ET2	0x1526
198 #define E1000_DEV_ID_82576_NS			0x150A
199 #define E1000_DEV_ID_82576_NS_SERDES		0x1518
200 #define E1000_DEV_ID_82576_SERDES_QUAD		0x150D
201 #define E1000_DEV_ID_82576_VF			0x10CA
202 #define E1000_DEV_ID_82576_VF_HV		0x152D
203 #define E1000_DEV_ID_I350_VF			0x1520
204 #define E1000_DEV_ID_I350_VF_HV			0x152F
205 #define E1000_DEV_ID_82575EB_COPPER		0x10A7
206 #define E1000_DEV_ID_82575EB_FIBER_SERDES	0x10A9
207 #define E1000_DEV_ID_82575GB_QUAD_COPPER	0x10D6
208 #define E1000_DEV_ID_82580_COPPER		0x150E
209 #define E1000_DEV_ID_82580_FIBER		0x150F
210 #define E1000_DEV_ID_82580_SERDES		0x1510
211 #define E1000_DEV_ID_82580_SGMII		0x1511
212 #define E1000_DEV_ID_82580_COPPER_DUAL		0x1516
213 #define E1000_DEV_ID_82580_QUAD_FIBER		0x1527
214 #define E1000_DEV_ID_I350_COPPER		0x1521
215 #define E1000_DEV_ID_I350_FIBER			0x1522
216 #define E1000_DEV_ID_I350_SERDES		0x1523
217 #define E1000_DEV_ID_I350_SGMII			0x1524
218 #define E1000_DEV_ID_I350_DA4			0x1546
219 #define E1000_DEV_ID_I210_COPPER		0x1533
220 #define E1000_DEV_ID_I210_COPPER_OEM1		0x1534
221 #define E1000_DEV_ID_I210_COPPER_IT		0x1535
222 #define E1000_DEV_ID_I210_FIBER			0x1536
223 #define E1000_DEV_ID_I210_SERDES		0x1537
224 #define E1000_DEV_ID_I210_SGMII			0x1538
225 #define E1000_DEV_ID_I210_COPPER_FLASHLESS	0x157B
226 #define E1000_DEV_ID_I210_SERDES_FLASHLESS	0x157C
227 #define E1000_DEV_ID_I210_SGMII_FLASHLESS	0x15F6
228 #define E1000_DEV_ID_I211_COPPER		0x1539
229 #define E1000_DEV_ID_I354_BACKPLANE_1GBPS	0x1F40
230 #define E1000_DEV_ID_I354_SGMII			0x1F41
231 #define E1000_DEV_ID_I354_BACKPLANE_2_5GBPS	0x1F45
232 #define E1000_DEV_ID_DH89XXCC_SGMII		0x0438
233 #define E1000_DEV_ID_DH89XXCC_SERDES		0x043A
234 #define E1000_DEV_ID_DH89XXCC_BACKPLANE		0x043C
235 #define E1000_DEV_ID_DH89XXCC_SFP		0x0440
236 
237 #define E1000_REVISION_0	0
238 #define E1000_REVISION_1	1
239 #define E1000_REVISION_2	2
240 #define E1000_REVISION_3	3
241 #define E1000_REVISION_4	4
242 
243 #define E1000_FUNC_0		0
244 #define E1000_FUNC_1		1
245 #define E1000_FUNC_2		2
246 #define E1000_FUNC_3		3
247 
248 #define E1000_ALT_MAC_ADDRESS_OFFSET_LAN0	0
249 #define E1000_ALT_MAC_ADDRESS_OFFSET_LAN1	3
250 #define E1000_ALT_MAC_ADDRESS_OFFSET_LAN2	6
251 #define E1000_ALT_MAC_ADDRESS_OFFSET_LAN3	9
252 
253 enum e1000_mac_type {
254 	e1000_undefined = 0,
255 	e1000_82542,
256 	e1000_82543,
257 	e1000_82544,
258 	e1000_82540,
259 	e1000_82545,
260 	e1000_82545_rev_3,
261 	e1000_82546,
262 	e1000_82546_rev_3,
263 	e1000_82541,
264 	e1000_82541_rev_2,
265 	e1000_82547,
266 	e1000_82547_rev_2,
267 	e1000_82571,
268 	e1000_82572,
269 	e1000_82573,
270 	e1000_82574,
271 	e1000_82583,
272 	e1000_80003es2lan,
273 	e1000_ich8lan,
274 	e1000_ich9lan,
275 	e1000_ich10lan,
276 	e1000_pchlan,
277 	e1000_pch2lan,
278 	e1000_pch_lpt,
279 	e1000_pch_spt,
280 	e1000_pch_cnp,
281 	e1000_pch_tgp,
282 	e1000_pch_adp,
283 	e1000_pch_mtp,
284 	e1000_pch_ptp,
285 	e1000_82575,
286 	e1000_82576,
287 	e1000_82580,
288 	e1000_i350,
289 	e1000_i354,
290 	e1000_i210,
291 	e1000_i211,
292 	e1000_vfadapt,
293 	e1000_vfadapt_i350,
294 	e1000_num_macs  /* List is 1-based, so subtract 1 for true count. */
295 };
296 
297 enum e1000_media_type {
298 	e1000_media_type_unknown = 0,
299 	e1000_media_type_copper = 1,
300 	e1000_media_type_fiber = 2,
301 	e1000_media_type_internal_serdes = 3,
302 	e1000_num_media_types
303 };
304 
305 enum e1000_nvm_type {
306 	e1000_nvm_unknown = 0,
307 	e1000_nvm_none,
308 	e1000_nvm_eeprom_spi,
309 	e1000_nvm_eeprom_microwire,
310 	e1000_nvm_flash_hw,
311 	e1000_nvm_invm,
312 	e1000_nvm_flash_sw
313 };
314 
315 enum e1000_nvm_override {
316 	e1000_nvm_override_none = 0,
317 	e1000_nvm_override_spi_small,
318 	e1000_nvm_override_spi_large,
319 	e1000_nvm_override_microwire_small,
320 	e1000_nvm_override_microwire_large
321 };
322 
323 enum e1000_phy_type {
324 	e1000_phy_unknown = 0,
325 	e1000_phy_none,
326 	e1000_phy_m88,
327 	e1000_phy_igp,
328 	e1000_phy_igp_2,
329 	e1000_phy_gg82563,
330 	e1000_phy_igp_3,
331 	e1000_phy_ife,
332 	e1000_phy_bm,
333 	e1000_phy_82578,
334 	e1000_phy_82577,
335 	e1000_phy_82579,
336 	e1000_phy_i217,
337 	e1000_phy_82580,
338 	e1000_phy_vf,
339 	e1000_phy_i210,
340 };
341 
342 enum e1000_bus_type {
343 	e1000_bus_type_unknown = 0,
344 	e1000_bus_type_pci,
345 	e1000_bus_type_pcix,
346 	e1000_bus_type_pci_express,
347 	e1000_bus_type_reserved
348 };
349 
350 enum e1000_bus_speed {
351 	e1000_bus_speed_unknown = 0,
352 	e1000_bus_speed_33,
353 	e1000_bus_speed_66,
354 	e1000_bus_speed_100,
355 	e1000_bus_speed_120,
356 	e1000_bus_speed_133,
357 	e1000_bus_speed_2500,
358 	e1000_bus_speed_5000,
359 	e1000_bus_speed_reserved
360 };
361 
362 enum e1000_bus_width {
363 	e1000_bus_width_unknown = 0,
364 	e1000_bus_width_pcie_x1,
365 	e1000_bus_width_pcie_x2,
366 	e1000_bus_width_pcie_x4 = 4,
367 	e1000_bus_width_pcie_x8 = 8,
368 	e1000_bus_width_32,
369 	e1000_bus_width_64,
370 	e1000_bus_width_reserved
371 };
372 
373 enum e1000_1000t_rx_status {
374 	e1000_1000t_rx_status_not_ok = 0,
375 	e1000_1000t_rx_status_ok,
376 	e1000_1000t_rx_status_undefined = 0xFF
377 };
378 
379 enum e1000_rev_polarity {
380 	e1000_rev_polarity_normal = 0,
381 	e1000_rev_polarity_reversed,
382 	e1000_rev_polarity_undefined = 0xFF
383 };
384 
385 enum e1000_fc_mode {
386 	e1000_fc_none = 0,
387 	e1000_fc_rx_pause,
388 	e1000_fc_tx_pause,
389 	e1000_fc_full,
390 	e1000_fc_default = 0xFF
391 };
392 
393 enum e1000_ffe_config {
394 	e1000_ffe_config_enabled = 0,
395 	e1000_ffe_config_active,
396 	e1000_ffe_config_blocked
397 };
398 
399 enum e1000_dsp_config {
400 	e1000_dsp_config_disabled = 0,
401 	e1000_dsp_config_enabled,
402 	e1000_dsp_config_activated,
403 	e1000_dsp_config_undefined = 0xFF
404 };
405 
406 enum e1000_ms_type {
407 	e1000_ms_hw_default = 0,
408 	e1000_ms_force_master,
409 	e1000_ms_force_slave,
410 	e1000_ms_auto
411 };
412 
413 enum e1000_smart_speed {
414 	e1000_smart_speed_default = 0,
415 	e1000_smart_speed_on,
416 	e1000_smart_speed_off
417 };
418 
419 enum e1000_serdes_link_state {
420 	e1000_serdes_link_down = 0,
421 	e1000_serdes_link_autoneg_progress,
422 	e1000_serdes_link_autoneg_complete,
423 	e1000_serdes_link_forced_up
424 };
425 
426 #define __le16 u16
427 #define __le32 u32
428 #define __le64 u64
429 /* Receive Descriptor */
430 struct e1000_rx_desc {
431 	__le64 buffer_addr; /* Address of the descriptor's data buffer */
432 	__le16 length;      /* Length of data DMAed into data buffer */
433 	__le16 csum; /* Packet checksum */
434 	u8  status;  /* Descriptor status */
435 	u8  errors;  /* Descriptor Errors */
436 	__le16 special;
437 };
438 
439 /* Receive Descriptor - Extended */
440 union e1000_rx_desc_extended {
441 	struct {
442 		__le64 buffer_addr;
443 		__le64 reserved;
444 	} read;
445 	struct {
446 		struct {
447 			__le32 mrq; /* Multiple Rx Queues */
448 			union {
449 				__le32 rss; /* RSS Hash */
450 				struct {
451 					__le16 ip_id;  /* IP id */
452 					__le16 csum;   /* Packet Checksum */
453 				} csum_ip;
454 			} hi_dword;
455 		} lower;
456 		struct {
457 			__le32 status_error;  /* ext status/error */
458 			__le16 length;
459 			__le16 vlan; /* VLAN tag */
460 		} upper;
461 	} wb;  /* writeback */
462 };
463 
464 #define MAX_PS_BUFFERS 4
465 
466 /* Number of packet split data buffers (not including the header buffer) */
467 #define PS_PAGE_BUFFERS	(MAX_PS_BUFFERS - 1)
468 
469 /* Receive Descriptor - Packet Split */
470 union e1000_rx_desc_packet_split {
471 	struct {
472 		/* one buffer for protocol header(s), three data buffers */
473 		__le64 buffer_addr[MAX_PS_BUFFERS];
474 	} read;
475 	struct {
476 		struct {
477 			__le32 mrq;  /* Multiple Rx Queues */
478 			union {
479 				__le32 rss; /* RSS Hash */
480 				struct {
481 					__le16 ip_id;    /* IP id */
482 					__le16 csum;     /* Packet Checksum */
483 				} csum_ip;
484 			} hi_dword;
485 		} lower;
486 		struct {
487 			__le32 status_error;  /* ext status/error */
488 			__le16 length0;  /* length of buffer 0 */
489 			__le16 vlan;  /* VLAN tag */
490 		} middle;
491 		struct {
492 			__le16 header_status;
493 			/* length of buffers 1-3 */
494 			__le16 length[PS_PAGE_BUFFERS];
495 		} upper;
496 		__le64 reserved;
497 	} wb; /* writeback */
498 };
499 
500 /* Transmit Descriptor */
501 struct e1000_tx_desc {
502 	__le64 buffer_addr;   /* Address of the descriptor's data buffer */
503 	union {
504 		__le32 data;
505 		struct {
506 			__le16 length;  /* Data buffer length */
507 			u8 cso;  /* Checksum offset */
508 			u8 cmd;  /* Descriptor control */
509 		} flags;
510 	} lower;
511 	union {
512 		__le32 data;
513 		struct {
514 			u8 status; /* Descriptor status */
515 			u8 css;  /* Checksum start */
516 			__le16 special;
517 		} fields;
518 	} upper;
519 };
520 
521 /* Offload Context Descriptor */
522 struct e1000_context_desc {
523 	union {
524 		__le32 ip_config;
525 		struct {
526 			u8 ipcss;  /* IP checksum start */
527 			u8 ipcso;  /* IP checksum offset */
528 			__le16 ipcse;  /* IP checksum end */
529 		} ip_fields;
530 	} lower_setup;
531 	union {
532 		__le32 tcp_config;
533 		struct {
534 			u8 tucss;  /* TCP checksum start */
535 			u8 tucso;  /* TCP checksum offset */
536 			__le16 tucse;  /* TCP checksum end */
537 		} tcp_fields;
538 	} upper_setup;
539 	__le32 cmd_and_length;
540 	union {
541 		__le32 data;
542 		struct {
543 			u8 status;  /* Descriptor status */
544 			u8 hdr_len;  /* Header length */
545 			__le16 mss;  /* Maximum segment size */
546 		} fields;
547 	} tcp_seg_setup;
548 };
549 
550 /* Offload data descriptor */
551 struct e1000_data_desc {
552 	__le64 buffer_addr;  /* Address of the descriptor's buffer address */
553 	union {
554 		__le32 data;
555 		struct {
556 			__le16 length;  /* Data buffer length */
557 			u8 typ_len_ext;
558 			u8 cmd;
559 		} flags;
560 	} lower;
561 	union {
562 		__le32 data;
563 		struct {
564 			u8 status;  /* Descriptor status */
565 			u8 popts;  /* Packet Options */
566 			__le16 special;
567 		} fields;
568 	} upper;
569 };
570 
571 /* Statistics counters collected by the MAC */
572 struct e1000_hw_stats {
573 	u64 crcerrs;
574 	u64 algnerrc;
575 	u64 symerrs;
576 	u64 rxerrc;
577 	u64 mpc;
578 	u64 scc;
579 	u64 ecol;
580 	u64 mcc;
581 	u64 latecol;
582 	u64 colc;
583 	u64 dc;
584 	u64 tncrs;
585 	u64 sec;
586 	u64 cexterr;
587 	u64 rlec;
588 	u64 xonrxc;
589 	u64 xontxc;
590 	u64 xoffrxc;
591 	u64 xofftxc;
592 	u64 fcruc;
593 	u64 prc64;
594 	u64 prc127;
595 	u64 prc255;
596 	u64 prc511;
597 	u64 prc1023;
598 	u64 prc1522;
599 	u64 gprc;
600 	u64 bprc;
601 	u64 mprc;
602 	u64 gptc;
603 	u64 gorc;
604 	u64 gotc;
605 	u64 rnbc;
606 	u64 ruc;
607 	u64 rfc;
608 	u64 roc;
609 	u64 rjc;
610 	u64 mgprc;
611 	u64 mgpdc;
612 	u64 mgptc;
613 	u64 tor;
614 	u64 tot;
615 	u64 tpr;
616 	u64 tpt;
617 	u64 ptc64;
618 	u64 ptc127;
619 	u64 ptc255;
620 	u64 ptc511;
621 	u64 ptc1023;
622 	u64 ptc1522;
623 	u64 mptc;
624 	u64 bptc;
625 	u64 tsctc;
626 	u64 tsctfc;
627 	u64 iac;
628 	u64 icrxptc;
629 	u64 icrxatc;
630 	u64 ictxptc;
631 	u64 ictxatc;
632 	u64 ictxqec;
633 	u64 ictxqmtc;
634 	u64 icrxdmtc;
635 	u64 icrxoc;
636 	u64 cbtmpc;
637 	u64 htdpmc;
638 	u64 cbrdpc;
639 	u64 cbrmpc;
640 	u64 rpthc;
641 	u64 hgptc;
642 	u64 htcbdpc;
643 	u64 hgorc;
644 	u64 hgotc;
645 	u64 lenerrs;
646 	u64 scvpc;
647 	u64 hrmpc;
648 	u64 doosync;
649 	u64 o2bgptc;
650 	u64 o2bspc;
651 	u64 b2ospc;
652 	u64 b2ogprc;
653 };
654 
655 struct e1000_vf_stats {
656 	u64 base_gprc;
657 	u64 base_gptc;
658 	u64 base_gorc;
659 	u64 base_gotc;
660 	u64 base_mprc;
661 	u64 base_gotlbc;
662 	u64 base_gptlbc;
663 	u64 base_gorlbc;
664 	u64 base_gprlbc;
665 
666 	u32 last_gprc;
667 	u32 last_gptc;
668 	u32 last_gorc;
669 	u32 last_gotc;
670 	u32 last_mprc;
671 	u32 last_gotlbc;
672 	u32 last_gptlbc;
673 	u32 last_gorlbc;
674 	u32 last_gprlbc;
675 
676 	u64 gprc;
677 	u64 gptc;
678 	u64 gorc;
679 	u64 gotc;
680 	u64 mprc;
681 	u64 gotlbc;
682 	u64 gptlbc;
683 	u64 gorlbc;
684 	u64 gprlbc;
685 };
686 
687 struct e1000_phy_stats {
688 	u32 idle_errors;
689 	u32 receive_errors;
690 };
691 
692 struct e1000_host_mng_dhcp_cookie {
693 	u32 signature;
694 	u8  status;
695 	u8  reserved0;
696 	u16 vlan_id;
697 	u32 reserved1;
698 	u16 reserved2;
699 	u8  reserved3;
700 	u8  checksum;
701 };
702 
703 /* Host Interface "Rev 1" */
704 struct e1000_host_command_header {
705 	u8 command_id;
706 	u8 command_length;
707 	u8 command_options;
708 	u8 checksum;
709 };
710 
711 #define E1000_HI_MAX_DATA_LENGTH	252
712 struct e1000_host_command_info {
713 	struct e1000_host_command_header command_header;
714 	u8 command_data[E1000_HI_MAX_DATA_LENGTH];
715 };
716 
717 /* Host Interface "Rev 2" */
718 struct e1000_host_mng_command_header {
719 	u8  command_id;
720 	u8  checksum;
721 	u16 reserved1;
722 	u16 reserved2;
723 	u16 command_length;
724 };
725 
726 #define E1000_HI_MAX_MNG_DATA_LENGTH	0x6F8
727 struct e1000_host_mng_command_info {
728 	struct e1000_host_mng_command_header command_header;
729 	u8 command_data[E1000_HI_MAX_MNG_DATA_LENGTH];
730 };
731 
732 #include "e1000_mac.h"
733 #include "e1000_phy.h"
734 #include "e1000_nvm.h"
735 #include "e1000_manage.h"
736 #include "e1000_mbx.h"
737 
738 /* Function pointers for the MAC. */
739 struct e1000_mac_operations {
740 	s32  (*init_params)(struct e1000_hw *);
741 	s32  (*id_led_init)(struct e1000_hw *);
742 	s32  (*blink_led)(struct e1000_hw *);
743 	bool (*check_mng_mode)(struct e1000_hw *);
744 	s32  (*check_for_link)(struct e1000_hw *);
745 	s32  (*cleanup_led)(struct e1000_hw *);
746 	void (*clear_hw_cntrs)(struct e1000_hw *);
747 	void (*clear_vfta)(struct e1000_hw *);
748 	s32  (*get_bus_info)(struct e1000_hw *);
749 	void (*set_lan_id)(struct e1000_hw *);
750 	s32  (*get_link_up_info)(struct e1000_hw *, u16 *, u16 *);
751 	s32  (*led_on)(struct e1000_hw *);
752 	s32  (*led_off)(struct e1000_hw *);
753 	void (*update_mc_addr_list)(struct e1000_hw *, u8 *, u32);
754 	s32  (*reset_hw)(struct e1000_hw *);
755 	s32  (*init_hw)(struct e1000_hw *);
756 	void (*shutdown_serdes)(struct e1000_hw *);
757 	void (*power_up_serdes)(struct e1000_hw *);
758 	s32  (*setup_link)(struct e1000_hw *);
759 	s32  (*setup_physical_interface)(struct e1000_hw *);
760 	s32  (*setup_led)(struct e1000_hw *);
761 	void (*write_vfta)(struct e1000_hw *, u32, u32);
762 	void (*config_collision_dist)(struct e1000_hw *);
763 	int  (*rar_set)(struct e1000_hw *, u8*, u32);
764 	s32  (*read_mac_addr)(struct e1000_hw *);
765 	s32  (*validate_mdi_setting)(struct e1000_hw *);
766 	s32  (*set_obff_timer)(struct e1000_hw *, u32);
767 	s32  (*acquire_swfw_sync)(struct e1000_hw *, u16);
768 	void (*release_swfw_sync)(struct e1000_hw *, u16);
769 };
770 
771 /* When to use various PHY register access functions:
772  *
773  *                 Func   Caller
774  *   Function      Does   Does    When to use
775  *   ~~~~~~~~~~~~  ~~~~~  ~~~~~~  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
776  *   X_reg         L,P,A  n/a     for simple PHY reg accesses
777  *   X_reg_locked  P,A    L       for multiple accesses of different regs
778  *                                on different pages
779  *   X_reg_page    A      L,P     for multiple accesses of different regs
780  *                                on the same page
781  *
782  * Where X=[read|write], L=locking, P=sets page, A=register access
783  *
784  */
785 struct e1000_phy_operations {
786 	s32  (*init_params)(struct e1000_hw *);
787 	s32  (*acquire)(struct e1000_hw *);
788 	s32  (*cfg_on_link_up)(struct e1000_hw *);
789 	s32  (*check_polarity)(struct e1000_hw *);
790 	s32  (*check_reset_block)(struct e1000_hw *);
791 	s32  (*commit)(struct e1000_hw *);
792 	s32  (*force_speed_duplex)(struct e1000_hw *);
793 	s32  (*get_cfg_done)(struct e1000_hw *hw);
794 	s32  (*get_cable_length)(struct e1000_hw *);
795 	s32  (*get_info)(struct e1000_hw *);
796 	s32  (*set_page)(struct e1000_hw *, u16);
797 	s32  (*read_reg)(struct e1000_hw *, u32, u16 *);
798 	s32  (*read_reg_locked)(struct e1000_hw *, u32, u16 *);
799 	s32  (*read_reg_page)(struct e1000_hw *, u32, u16 *);
800 	void (*release)(struct e1000_hw *);
801 	s32  (*reset)(struct e1000_hw *);
802 	s32  (*set_d0_lplu_state)(struct e1000_hw *, bool);
803 	s32  (*set_d3_lplu_state)(struct e1000_hw *, bool);
804 	s32  (*write_reg)(struct e1000_hw *, u32, u16);
805 	s32  (*write_reg_locked)(struct e1000_hw *, u32, u16);
806 	s32  (*write_reg_page)(struct e1000_hw *, u32, u16);
807 	void (*power_up)(struct e1000_hw *);
808 	void (*power_down)(struct e1000_hw *);
809 	s32 (*read_i2c_byte)(struct e1000_hw *, u8, u8, u8 *);
810 	s32 (*write_i2c_byte)(struct e1000_hw *, u8, u8, u8);
811 };
812 
813 /* Function pointers for the NVM. */
814 struct e1000_nvm_operations {
815 	s32  (*init_params)(struct e1000_hw *);
816 	s32  (*acquire)(struct e1000_hw *);
817 	s32  (*read)(struct e1000_hw *, u16, u16, u16 *);
818 	void (*release)(struct e1000_hw *);
819 	void (*reload)(struct e1000_hw *);
820 	s32  (*update)(struct e1000_hw *);
821 	s32  (*valid_led_default)(struct e1000_hw *, u16 *);
822 	s32  (*validate)(struct e1000_hw *);
823 	s32  (*write)(struct e1000_hw *, u16, u16, u16 *);
824 };
825 
826 struct e1000_mac_info {
827 	struct e1000_mac_operations ops;
828 	u8 addr[ETHER_ADDR_LEN];
829 	u8 perm_addr[ETHER_ADDR_LEN];
830 
831 	enum e1000_mac_type type;
832 
833 	u32 collision_delta;
834 	u32 ledctl_default;
835 	u32 ledctl_mode1;
836 	u32 ledctl_mode2;
837 	u32 mc_filter_type;
838 	u32 tx_packet_delta;
839 	u32 txcw;
840 
841 	u16 current_ifs_val;
842 	u16 ifs_max_val;
843 	u16 ifs_min_val;
844 	u16 ifs_ratio;
845 	u16 ifs_step_size;
846 	u16 mta_reg_count;
847 	u16 uta_reg_count;
848 
849 	/* Maximum size of the MTA register table in all supported adapters */
850 #define MAX_MTA_REG 128
851 	u32 mta_shadow[MAX_MTA_REG];
852 	u16 rar_entry_count;
853 
854 	u8  forced_speed_duplex;
855 
856 	bool adaptive_ifs;
857 	bool has_fwsm;
858 	bool arc_subsystem_valid;
859 	bool asf_firmware_present;
860 	bool autoneg;
861 	bool autoneg_failed;
862 	bool get_link_status;
863 	bool in_ifs_mode;
864 	bool report_tx_early;
865 	enum e1000_serdes_link_state serdes_link_state;
866 	bool serdes_has_link;
867 	bool tx_pkt_filtering;
868 	u32  max_frame_size;
869 };
870 
871 struct e1000_phy_info {
872 	struct e1000_phy_operations ops;
873 	enum e1000_phy_type type;
874 
875 	enum e1000_1000t_rx_status local_rx;
876 	enum e1000_1000t_rx_status remote_rx;
877 	enum e1000_ms_type ms_type;
878 	enum e1000_ms_type original_ms_type;
879 	enum e1000_rev_polarity cable_polarity;
880 	enum e1000_smart_speed smart_speed;
881 
882 	u32 addr;
883 	u32 id;
884 	u32 reset_delay_us; /* in usec */
885 	u32 revision;
886 
887 	enum e1000_media_type media_type;
888 
889 	u16 autoneg_advertised;
890 	u16 autoneg_mask;
891 	u16 cable_length;
892 	u16 max_cable_length;
893 	u16 min_cable_length;
894 
895 	u8 mdix;
896 
897 	bool disable_polarity_correction;
898 	bool is_mdix;
899 	bool polarity_correction;
900 	bool speed_downgraded;
901 	bool autoneg_wait_to_complete;
902 };
903 
904 struct e1000_nvm_info {
905 	struct e1000_nvm_operations ops;
906 	enum e1000_nvm_type type;
907 	enum e1000_nvm_override override;
908 
909 	u32 flash_bank_size;
910 	u32 flash_base_addr;
911 
912 	u16 word_size;
913 	u16 delay_usec;
914 	u16 address_bits;
915 	u16 opcode_bits;
916 	u16 page_size;
917 };
918 
919 struct e1000_bus_info {
920 	enum e1000_bus_type type;
921 	enum e1000_bus_speed speed;
922 	enum e1000_bus_width width;
923 
924 	u16 func;
925 	u16 pci_cmd_word;
926 };
927 
928 struct e1000_fc_info {
929 	u32 high_water;  /* Flow control high-water mark */
930 	u32 low_water;  /* Flow control low-water mark */
931 	u16 pause_time;  /* Flow control pause timer */
932 	u16 refresh_time;  /* Flow control refresh timer */
933 	bool send_xon;  /* Flow control send XON */
934 	bool strict_ieee;  /* Strict IEEE mode */
935 	enum e1000_fc_mode current_mode;  /* FC mode in effect */
936 	enum e1000_fc_mode requested_mode;  /* FC mode requested by caller */
937 };
938 
939 struct e1000_mbx_operations {
940 	s32 (*init_params)(struct e1000_hw *hw);
941 	s32 (*read)(struct e1000_hw *, u32 *, u16,  u16);
942 	s32 (*write)(struct e1000_hw *, u32 *, u16, u16);
943 	s32 (*read_posted)(struct e1000_hw *, u32 *, u16,  u16);
944 	s32 (*write_posted)(struct e1000_hw *, u32 *, u16, u16);
945 	s32 (*check_for_msg)(struct e1000_hw *, u16);
946 	s32 (*check_for_ack)(struct e1000_hw *, u16);
947 	s32 (*check_for_rst)(struct e1000_hw *, u16);
948 };
949 
950 struct e1000_mbx_stats {
951 	u32 msgs_tx;
952 	u32 msgs_rx;
953 
954 	u32 acks;
955 	u32 reqs;
956 	u32 rsts;
957 };
958 
959 struct e1000_mbx_info {
960 	struct e1000_mbx_operations ops;
961 	struct e1000_mbx_stats stats;
962 	u32 timeout;
963 	u32 usec_delay;
964 	u16 size;
965 };
966 
967 struct e1000_dev_spec_82541 {
968 	enum e1000_dsp_config dsp_config;
969 	enum e1000_ffe_config ffe_config;
970 	u16 spd_default;
971 	bool phy_init_script;
972 };
973 
974 struct e1000_dev_spec_82542 {
975 	bool dma_fairness;
976 };
977 
978 struct e1000_dev_spec_82543 {
979 	u32  tbi_compatibility;
980 	bool dma_fairness;
981 	bool init_phy_disabled;
982 };
983 
984 struct e1000_dev_spec_82571 {
985 	bool laa_is_present;
986 	u32 smb_counter;
987 };
988 
989 struct e1000_dev_spec_80003es2lan {
990 	bool  mdic_wa_enable;
991 };
992 
993 struct e1000_shadow_ram {
994 	u16  value;
995 	bool modified;
996 };
997 
998 #define E1000_SHADOW_RAM_WORDS		2048
999 
1000 /* I218 PHY Ultra Low Power (ULP) states */
1001 enum e1000_ulp_state {
1002 	e1000_ulp_state_unknown,
1003 	e1000_ulp_state_off,
1004 	e1000_ulp_state_on,
1005 };
1006 
1007 struct e1000_dev_spec_ich8lan {
1008 	bool kmrn_lock_loss_workaround_enabled;
1009 	struct e1000_shadow_ram shadow_ram[E1000_SHADOW_RAM_WORDS];
1010 	bool nvm_k1_enabled;
1011 	bool disable_k1_off;
1012 	bool eee_disable;
1013 	u16 eee_lp_ability;
1014 	enum e1000_ulp_state ulp_state;
1015 	bool ulp_capability_disabled;
1016 	bool during_suspend_flow;
1017 	bool smbus_disable;
1018 };
1019 
1020 struct e1000_dev_spec_82575 {
1021 	bool sgmii_active;
1022 	bool global_device_reset;
1023 	bool eee_disable;
1024 	bool module_plugged;
1025 	bool clear_semaphore_once;
1026 	u32 mtu;
1027 	struct sfp_e1000_flags eth_flags;
1028 	u8 media_port;
1029 	bool media_changed;
1030 };
1031 
1032 struct e1000_dev_spec_vf {
1033 	u32 vf_number;
1034 	u32 v2p_mailbox;
1035 };
1036 
1037 struct e1000_hw {
1038 	void *back;
1039 
1040 	u8 *hw_addr;
1041 	u8 *flash_address;
1042 	unsigned long io_base;
1043 
1044 	struct e1000_mac_info  mac;
1045 	struct e1000_fc_info   fc;
1046 	struct e1000_phy_info  phy;
1047 	struct e1000_nvm_info  nvm;
1048 	struct e1000_bus_info  bus;
1049 	struct e1000_mbx_info mbx;
1050 	struct e1000_host_mng_dhcp_cookie mng_cookie;
1051 
1052 	union {
1053 		struct e1000_dev_spec_82541 _82541;
1054 		struct e1000_dev_spec_82542 _82542;
1055 		struct e1000_dev_spec_82543 _82543;
1056 		struct e1000_dev_spec_82571 _82571;
1057 		struct e1000_dev_spec_80003es2lan _80003es2lan;
1058 		struct e1000_dev_spec_ich8lan ich8lan;
1059 		struct e1000_dev_spec_82575 _82575;
1060 		struct e1000_dev_spec_vf vf;
1061 	} dev_spec;
1062 
1063 	u16 device_id;
1064 	u16 subsystem_vendor_id;
1065 	u16 subsystem_device_id;
1066 	u16 vendor_id;
1067 
1068 	u8  revision_id;
1069 };
1070 
1071 #include "e1000_82541.h"
1072 #include "e1000_82543.h"
1073 #include "e1000_82571.h"
1074 #include "e1000_80003es2lan.h"
1075 #include "e1000_ich8lan.h"
1076 #include "e1000_82575.h"
1077 #include "e1000_i210.h"
1078 #include "e1000_base.h"
1079 
1080 /* These functions must be implemented by drivers */
1081 void e1000_pci_clear_mwi(struct e1000_hw *hw);
1082 void e1000_pci_set_mwi(struct e1000_hw *hw);
1083 s32  e1000_read_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value);
1084 s32  e1000_write_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value);
1085 void e1000_read_pci_cfg(struct e1000_hw *hw, u32 reg, u16 *value);
1086 void e1000_write_pci_cfg(struct e1000_hw *hw, u32 reg, u16 *value);
1087 
1088 #endif
1089