xref: /freebsd/sys/dev/e1000/e1000_hw.h (revision edf8578117e8844e02c0121147f45e4609b30680)
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"
22   AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24   ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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30   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31   POSSIBILITY OF SUCH DAMAGE.
32 
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