]> git.proxmox.com Git - mirror_edk2.git/blame - MdePkg/Include/IndustryStandard/SdramSpdDdr3.h
projects / mirror_edk2.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
UefiCpuPkg: Move AsmRelocateApLoopStart from Mpfuncs.nasm to AmdSev.nasm
[mirror_edk2.git] / MdePkg / Include / IndustryStandard / SdramSpdDdr3.h
CommitLineData
6a82ceb6
LG		 1/** @file\r
2 This file contains definitions for SPD DDR3.\r
3\r
4 Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>\r
9344f092 5 SPDX-License-Identifier: BSD-2-Clause-Patent\r
6a82ceb6
LG		 6\r
7 @par Revision Reference:\r
8 - Serial Presence Detect (SPD) for DDR3 SDRAM Modules Document Release 6\r
9 http://www.jedec.org/sites/default/files/docs/4_01_02_11R21A.pdf\r
10**/\r
11\r
12#ifndef _SDRAM_SPD_DDR3_H_\r
13#define _SDRAM_SPD_DDR3_H_\r
14\r
15#pragma pack (push, 1)\r
16\r
17typedef union {\r
18 struct {\r
2f88bd3a
MK		 19 UINT8 BytesUsed : 4; ///< Bits 3:0\r
20 UINT8 BytesTotal : 3; ///< Bits 6:4\r
21 UINT8 CrcCoverage : 1; ///< Bits 7:7\r
6a82ceb6 22 } Bits;\r
2f88bd3a 23 UINT8 Data;\r
6a82ceb6
LG		 24} SPD3_DEVICE_DESCRIPTION_STRUCT;\r
25\r
26typedef union {\r
27 struct {\r
2f88bd3a
MK		 28 UINT8 Minor : 4; ///< Bits 3:0\r
29 UINT8 Major : 4; ///< Bits 7:4\r
6a82ceb6 30 } Bits;\r
2f88bd3a 31 UINT8 Data;\r
6a82ceb6
LG		 32} SPD3_REVISION_STRUCT;\r
33\r
34typedef union {\r
35 struct {\r
2f88bd3a 36 UINT8 Type : 8; ///< Bits 7:0\r
6a82ceb6 37 } Bits;\r
2f88bd3a 38 UINT8 Data;\r
6a82ceb6
LG		 39} SPD3_DRAM_DEVICE_TYPE_STRUCT;\r
40\r
41typedef union {\r
42 struct {\r
2f88bd3a
MK		 43 UINT8 ModuleType : 4; ///< Bits 3:0\r
44 UINT8 Reserved : 4; ///< Bits 7:4\r
6a82ceb6 45 } Bits;\r
2f88bd3a 46 UINT8 Data;\r
6a82ceb6
LG		 47} SPD3_MODULE_TYPE_STRUCT;\r
48\r
49typedef union {\r
50 struct {\r
2f88bd3a
MK		 51 UINT8 Density : 4; ///< Bits 3:0\r
52 UINT8 BankAddress : 3; ///< Bits 6:4\r
53 UINT8 Reserved : 1; ///< Bits 7:7\r
6a82ceb6 54 } Bits;\r
2f88bd3a 55 UINT8 Data;\r
6a82ceb6
LG		 56} SPD3_SDRAM_DENSITY_BANKS_STRUCT;\r
57\r
58typedef union {\r
59 struct {\r
2f88bd3a
MK		 60 UINT8 ColumnAddress : 3; ///< Bits 2:0\r
61 UINT8 RowAddress : 3; ///< Bits 5:3\r
62 UINT8 Reserved : 2; ///< Bits 7:6\r
6a82ceb6 63 } Bits;\r
2f88bd3a 64 UINT8 Data;\r
6a82ceb6
LG		 65} SPD3_SDRAM_ADDRESSING_STRUCT;\r
66\r
67typedef union {\r
68 struct {\r
2f88bd3a
MK		 69 UINT8 OperationAt1_50 : 1; ///< Bits 0:0\r
70 UINT8 OperationAt1_35 : 1; ///< Bits 1:1\r
71 UINT8 OperationAt1_25 : 1; ///< Bits 2:2\r
72 UINT8 Reserved : 5; ///< Bits 7:3\r
6a82ceb6 73 } Bits;\r
2f88bd3a 74 UINT8 Data;\r
6a82ceb6
LG		 75} SPD3_MODULE_NOMINAL_VOLTAGE_STRUCT;\r
76\r
77typedef union {\r
78 struct {\r
2f88bd3a
MK		 79 UINT8 SdramDeviceWidth : 3; ///< Bits 2:0\r
80 UINT8 RankCount : 3; ///< Bits 5:3\r
81 UINT8 Reserved : 2; ///< Bits 7:6\r
6a82ceb6 82 } Bits;\r
2f88bd3a 83 UINT8 Data;\r
6a82ceb6
LG		 84} SPD3_MODULE_ORGANIZATION_STRUCT;\r
85\r
86typedef union {\r
87 struct {\r
2f88bd3a
MK		 88 UINT8 PrimaryBusWidth : 3; ///< Bits 2:0\r
89 UINT8 BusWidthExtension : 2; ///< Bits 4:3\r
90 UINT8 Reserved : 3; ///< Bits 7:5\r
6a82ceb6 91 } Bits;\r
2f88bd3a 92 UINT8 Data;\r
6a82ceb6
LG		 93} SPD3_MODULE_MEMORY_BUS_WIDTH_STRUCT;\r
94\r
95typedef union {\r
96 struct {\r
2f88bd3a
MK		 97 UINT8 Divisor : 4; ///< Bits 3:0\r
98 UINT8 Dividend : 4; ///< Bits 7:4\r
6a82ceb6 99 } Bits;\r
2f88bd3a 100 UINT8 Data;\r
6a82ceb6
LG		 101} SPD3_FINE_TIMEBASE_STRUCT;\r
102\r
103typedef union {\r
104 struct {\r
2f88bd3a 105 UINT8 Dividend : 8; ///< Bits 7:0\r
6a82ceb6 106 } Bits;\r
2f88bd3a 107 UINT8 Data;\r
6a82ceb6
LG		 108} SPD3_MEDIUM_TIMEBASE_DIVIDEND_STRUCT;\r
109\r
110typedef union {\r
111 struct {\r
2f88bd3a 112 UINT8 Divisor : 8; ///< Bits 7:0\r
6a82ceb6 113 } Bits;\r
2f88bd3a 114 UINT8 Data;\r
6a82ceb6
LG		 115} SPD3_MEDIUM_TIMEBASE_DIVISOR_STRUCT;\r
116\r
117typedef struct {\r
2f88bd3a
MK		 118 SPD3_MEDIUM_TIMEBASE_DIVIDEND_STRUCT Dividend; ///< Medium Timebase (MTB) Dividend\r
119 SPD3_MEDIUM_TIMEBASE_DIVISOR_STRUCT Divisor; ///< Medium Timebase (MTB) Divisor\r
6a82ceb6
LG		 120} SPD3_MEDIUM_TIMEBASE;\r
121\r
122typedef union {\r
123 struct {\r
2f88bd3a 124 UINT8 tCKmin : 8; ///< Bits 7:0\r
6a82ceb6 125 } Bits;\r
2f88bd3a 126 UINT8 Data;\r
6a82ceb6
LG		 127} SPD3_TCK_MIN_MTB_STRUCT;\r
128\r
129typedef union {\r
130 struct {\r
2f88bd3a
MK		 131 UINT16 Cl4 : 1; ///< Bits 0:0\r
132 UINT16 Cl5 : 1; ///< Bits 1:1\r
133 UINT16 Cl6 : 1; ///< Bits 2:2\r
134 UINT16 Cl7 : 1; ///< Bits 3:3\r
135 UINT16 Cl8 : 1; ///< Bits 4:4\r
136 UINT16 Cl9 : 1; ///< Bits 5:5\r
137 UINT16 Cl10 : 1; ///< Bits 6:6\r
138 UINT16 Cl11 : 1; ///< Bits 7:7\r
139 UINT16 Cl12 : 1; ///< Bits 8:8\r
140 UINT16 Cl13 : 1; ///< Bits 9:9\r
141 UINT16 Cl14 : 1; ///< Bits 10:10\r
142 UINT16 Cl15 : 1; ///< Bits 11:11\r
143 UINT16 Cl16 : 1; ///< Bits 12:12\r
144 UINT16 Cl17 : 1; ///< Bits 13:13\r
145 UINT16 Cl18 : 1; ///< Bits 14:14\r
146 UINT16 Reserved : 1; ///< Bits 15:15\r
147 } Bits;\r
148 UINT16 Data;\r
149 UINT8 Data8[2];\r
6a82ceb6
LG		 150} SPD3_CAS_LATENCIES_SUPPORTED_STRUCT;\r
151\r
152typedef union {\r
153 struct {\r
2f88bd3a 154 UINT8 tAAmin : 8; ///< Bits 7:0\r
6a82ceb6 155 } Bits;\r
2f88bd3a 156 UINT8 Data;\r
6a82ceb6
LG		 157} SPD3_TAA_MIN_MTB_STRUCT;\r
158\r
159typedef union {\r
160 struct {\r
2f88bd3a 161 UINT8 tWRmin : 8; ///< Bits 7:0\r
6a82ceb6 162 } Bits;\r
2f88bd3a 163 UINT8 Data;\r
6a82ceb6
LG		 164} SPD3_TWR_MIN_MTB_STRUCT;\r
165\r
166typedef union {\r
167 struct {\r
2f88bd3a 168 UINT8 tRCDmin : 8; ///< Bits 7:0\r
6a82ceb6 169 } Bits;\r
2f88bd3a 170 UINT8 Data;\r
6a82ceb6
LG		 171} SPD3_TRCD_MIN_MTB_STRUCT;\r
172\r
173typedef union {\r
174 struct {\r
2f88bd3a 175 UINT8 tRRDmin : 8; ///< Bits 7:0\r
6a82ceb6 176 } Bits;\r
2f88bd3a 177 UINT8 Data;\r
6a82ceb6
LG		 178} SPD3_TRRD_MIN_MTB_STRUCT;\r
179\r
180typedef union {\r
181 struct {\r
2f88bd3a 182 UINT8 tRPmin : 8; ///< Bits 7:0\r
6a82ceb6 183 } Bits;\r
2f88bd3a 184 UINT8 Data;\r
6a82ceb6
LG		 185} SPD3_TRP_MIN_MTB_STRUCT;\r
186\r
187typedef union {\r
188 struct {\r
2f88bd3a
MK		 189 UINT8 tRASminUpper : 4; ///< Bits 3:0\r
190 UINT8 tRCminUpper : 4; ///< Bits 7:4\r
6a82ceb6 191 } Bits;\r
2f88bd3a 192 UINT8 Data;\r
6a82ceb6
LG		 193} SPD3_TRAS_TRC_MIN_MTB_STRUCT;\r
194\r
195typedef union {\r
196 struct {\r
2f88bd3a 197 UINT8 tRASmin : 8; ///< Bits 7:0\r
6a82ceb6 198 } Bits;\r
2f88bd3a 199 UINT8 Data;\r
6a82ceb6
LG		 200} SPD3_TRAS_MIN_MTB_STRUCT;\r
201\r
202typedef union {\r
203 struct {\r
2f88bd3a 204 UINT8 tRCmin : 8; ///< Bits 7:0\r
6a82ceb6 205 } Bits;\r
2f88bd3a 206 UINT8 Data;\r
6a82ceb6
LG		 207} SPD3_TRC_MIN_MTB_STRUCT;\r
208\r
209typedef union {\r
210 struct {\r
2f88bd3a 211 UINT16 tRFCmin : 16; ///< Bits 15:0\r
6a82ceb6 212 } Bits;\r
2f88bd3a
MK		 213 UINT16 Data;\r
214 UINT8 Data8[2];\r
6a82ceb6
LG		 215} SPD3_TRFC_MIN_MTB_STRUCT;\r
216\r
217typedef union {\r
218 struct {\r
2f88bd3a 219 UINT8 tWTRmin : 8; ///< Bits 7:0\r
6a82ceb6 220 } Bits;\r
2f88bd3a 221 UINT8 Data;\r
6a82ceb6
LG		 222} SPD3_TWTR_MIN_MTB_STRUCT;\r
223\r
224typedef union {\r
225 struct {\r
2f88bd3a 226 UINT8 tRTPmin : 8; ///< Bits 7:0\r
6a82ceb6 227 } Bits;\r
2f88bd3a 228 UINT8 Data;\r
6a82ceb6
LG		 229} SPD3_TRTP_MIN_MTB_STRUCT;\r
230\r
231typedef union {\r
232 struct {\r
2f88bd3a
MK		 233 UINT8 tFAWminUpper : 4; ///< Bits 3:0\r
234 UINT8 Reserved : 4; ///< Bits 7:4\r
6a82ceb6 235 } Bits;\r
2f88bd3a 236 UINT8 Data;\r
6a82ceb6
LG		 237} SPD3_TFAW_MIN_MTB_UPPER_STRUCT;\r
238\r
239typedef union {\r
240 struct {\r
2f88bd3a 241 UINT8 tFAWmin : 8; ///< Bits 7:0\r
6a82ceb6 242 } Bits;\r
2f88bd3a 243 UINT8 Data;\r
6a82ceb6
LG		 244} SPD3_TFAW_MIN_MTB_STRUCT;\r
245\r
246typedef union {\r
247 struct {\r
2f88bd3a
MK		 248 UINT8 Rzq6 : 1; ///< Bits 0:0\r
249 UINT8 Rzq7 : 1; ///< Bits 1:1\r
250 UINT8 Reserved : 5; ///< Bits 6:2\r
251 UINT8 DllOff : 1; ///< Bits 7:7\r
6a82ceb6 252 } Bits;\r
2f88bd3a 253 UINT8 Data;\r
6a82ceb6
LG		 254} SPD3_SDRAM_OPTIONAL_FEATURES_STRUCT;\r
255\r
256typedef union {\r
257 struct {\r
2f88bd3a
MK		 258 UINT8 ExtendedTemperatureRange : 1; ///< Bits 0:0\r
259 UINT8 ExtendedTemperatureRefreshRate : 1; ///< Bits 1:1\r
260 UINT8 AutoSelfRefresh : 1; ///< Bits 2:2\r
261 UINT8 OnDieThermalSensor : 1; ///< Bits 3:3\r
262 UINT8 Reserved : 3; ///< Bits 6:4\r
263 UINT8 PartialArraySelfRefresh : 1; ///< Bits 7:7\r
6a82ceb6 264 } Bits;\r
2f88bd3a 265 UINT8 Data;\r
6a82ceb6
LG		 266} SPD3_SDRAM_THERMAL_REFRESH_STRUCT;\r
267\r
268typedef union {\r
269 struct {\r
2f88bd3a
MK		 270 UINT8 ThermalSensorAccuracy : 7; ///< Bits 6:0\r
271 UINT8 ThermalSensorPresence : 1; ///< Bits 7:7\r
6a82ceb6 272 } Bits;\r
2f88bd3a 273 UINT8 Data;\r
6a82ceb6
LG		 274} SPD3_MODULE_THERMAL_SENSOR_STRUCT;\r
275\r
276typedef union {\r
277 struct {\r
2f88bd3a
MK		 278 UINT8 SignalLoading : 2; ///< Bits 1:0\r
279 UINT8 Reserved : 2; ///< Bits 3:2\r
280 UINT8 DieCount : 3; ///< Bits 6:4\r
281 UINT8 SdramDeviceType : 1; ///< Bits 7:7\r
6a82ceb6 282 } Bits;\r
2f88bd3a 283 UINT8 Data;\r
6a82ceb6
LG		 284} SPD3_SDRAM_DEVICE_TYPE_STRUCT;\r
285\r
286typedef union {\r
287 struct {\r
2f88bd3a 288 INT8 tCKminFine : 8; ///< Bits 7:0\r
6a82ceb6 289 } Bits;\r
2f88bd3a 290 INT8 Data;\r
6a82ceb6
LG		 291} SPD3_TCK_MIN_FTB_STRUCT;\r
292\r
293typedef union {\r
294 struct {\r
2f88bd3a 295 INT8 tAAminFine : 8; ///< Bits 7:0\r
6a82ceb6 296 } Bits;\r
2f88bd3a 297 INT8 Data;\r
6a82ceb6
LG		 298} SPD3_TAA_MIN_FTB_STRUCT;\r
299\r
300typedef union {\r
301 struct {\r
2f88bd3a 302 INT8 tRCDminFine : 8; ///< Bits 7:0\r
6a82ceb6 303 } Bits;\r
2f88bd3a 304 INT8 Data;\r
6a82ceb6
LG		 305} SPD3_TRCD_MIN_FTB_STRUCT;\r
306\r
307typedef union {\r
308 struct {\r
2f88bd3a 309 INT8 tRPminFine : 8; ///< Bits 7:0\r
6a82ceb6 310 } Bits;\r
2f88bd3a 311 INT8 Data;\r
6a82ceb6
LG		 312} SPD3_TRP_MIN_FTB_STRUCT;\r
313\r
314typedef union {\r
315 struct {\r
2f88bd3a 316 INT8 tRCminFine : 8; ///< Bits 7:0\r
6a82ceb6 317 } Bits;\r
2f88bd3a 318 INT8 Data;\r
6a82ceb6
LG		 319} SPD3_TRC_MIN_FTB_STRUCT;\r
320\r
321typedef union {\r
322 struct {\r
2f88bd3a
MK		 323 UINT8 MaximumActivateCount : 4; ///< Bits 3:0\r
324 UINT8 MaximumActivateWindow : 2; ///< Bits 5:4\r
325 UINT8 VendorSpecific : 2; ///< Bits 7:6\r
6a82ceb6 326 } Bits;\r
2f88bd3a 327 UINT8 Data;\r
6a82ceb6
LG		 328} SPD3_MAXIMUM_ACTIVE_COUNT_STRUCT;\r
329\r
330typedef union {\r
331 struct {\r
2f88bd3a
MK		 332 UINT8 Height : 5; ///< Bits 4:0\r
333 UINT8 RawCardExtension : 3; ///< Bits 7:5\r
6a82ceb6 334 } Bits;\r
2f88bd3a 335 UINT8 Data;\r
6a82ceb6
LG		 336} SPD3_UNBUF_MODULE_NOMINAL_HEIGHT;\r
337\r
338typedef union {\r
339 struct {\r
2f88bd3a
MK		 340 UINT8 FrontThickness : 4; ///< Bits 3:0\r
341 UINT8 BackThickness : 4; ///< Bits 7:4\r
6a82ceb6 342 } Bits;\r
2f88bd3a 343 UINT8 Data;\r
6a82ceb6
LG		 344} SPD3_UNBUF_MODULE_NOMINAL_THICKNESS;\r
345\r
346typedef union {\r
347 struct {\r
2f88bd3a
MK		 348 UINT8 Card : 5; ///< Bits 4:0\r
349 UINT8 Revision : 2; ///< Bits 6:5\r
350 UINT8 Extension : 1; ///< Bits 7:7\r
6a82ceb6 351 } Bits;\r
2f88bd3a 352 UINT8 Data;\r
6a82ceb6
LG		 353} SPD3_UNBUF_REFERENCE_RAW_CARD;\r
354\r
355typedef union {\r
356 struct {\r
2f88bd3a
MK		 357 UINT8 MappingRank1 : 1; ///< Bits 0:0\r
358 UINT8 Reserved : 7; ///< Bits 7:1\r
6a82ceb6 359 } Bits;\r
2f88bd3a 360 UINT8 Data;\r
6a82ceb6
LG		 361} SPD3_UNBUF_ADDRESS_MAPPING;\r
362\r
363typedef union {\r
364 struct {\r
2f88bd3a
MK		 365 UINT8 Height : 5; ///< Bits 4:0\r
366 UINT8 Reserved : 3; ///< Bits 7:5\r
6a82ceb6 367 } Bits;\r
2f88bd3a 368 UINT8 Data;\r
6a82ceb6
LG		 369} SPD3_RDIMM_MODULE_NOMINAL_HEIGHT;\r
370\r
371typedef union {\r
372 struct {\r
2f88bd3a
MK		 373 UINT8 FrontThickness : 4; ///< Bits 3:0\r
374 UINT8 BackThickness : 4; ///< Bits 7:4\r
6a82ceb6 375 } Bits;\r
2f88bd3a 376 UINT8 Data;\r
6a82ceb6
LG		 377} SPD3_RDIMM_MODULE_NOMINAL_THICKNESS;\r
378\r
379typedef union {\r
380 struct {\r
2f88bd3a
MK		 381 UINT8 Card : 5; ///< Bits 4:0\r
382 UINT8 Revision : 2; ///< Bits 6:5\r
383 UINT8 Extension : 1; ///< Bits 7:7\r
6a82ceb6 384 } Bits;\r
2f88bd3a 385 UINT8 Data;\r
6a82ceb6
LG		 386} SPD3_RDIMM_REFERENCE_RAW_CARD;\r
387\r
388typedef union {\r
389 struct {\r
2f88bd3a
MK		 390 UINT8 RegisterCount : 2; ///< Bits 1:0\r
391 UINT8 DramRowCount : 2; ///< Bits 3:2\r
392 UINT8 RegisterType : 4; ///< Bits 7:4\r
6a82ceb6 393 } Bits;\r
2f88bd3a 394 UINT8 Data;\r
6a82ceb6
LG		 395} SPD3_RDIMM_MODULE_ATTRIBUTES;\r
396\r
397typedef union {\r
398 struct {\r
2f88bd3a
MK		 399 UINT8 HeatSpreaderThermalCharacteristics : 7; ///< Bits 6:0\r
400 UINT8 HeatSpreaderSolution : 1; ///< Bits 7:7\r
6a82ceb6 401 } Bits;\r
2f88bd3a 402 UINT8 Data;\r
6a82ceb6
LG		 403} SPD3_RDIMM_THERMAL_HEAT_SPREADER_SOLUTION;\r
404\r
405typedef union {\r
406 struct {\r
2f88bd3a
MK		 407 UINT16 ContinuationCount : 7; ///< Bits 6:0\r
408 UINT16 ContinuationParity : 1; ///< Bits 7:7\r
409 UINT16 LastNonZeroByte : 8; ///< Bits 15:8\r
6a82ceb6 410 } Bits;\r
2f88bd3a
MK		 411 UINT16 Data;\r
412 UINT8 Data8[2];\r
6a82ceb6
LG		 413} SPD3_MANUFACTURER_ID_CODE;\r
414\r
415typedef union {\r
416 struct {\r
2f88bd3a 417 UINT8 RegisterRevisionNumber; ///< Bits 7:0\r
6a82ceb6 418 } Bits;\r
2f88bd3a 419 UINT8 Data;\r
6a82ceb6
LG		 420} SPD3_RDIMM_REGISTER_REVISION_NUMBER;\r
421\r
422typedef union {\r
423 struct {\r
2f88bd3a
MK		 424 UINT8 Bit0 : 1; ///< Bits 0:0\r
425 UINT8 Bit1 : 1; ///< Bits 1:1\r
426 UINT8 Bit2 : 1; ///< Bits 2:2\r
427 UINT8 Reserved : 5; ///< Bits 7:3\r
6a82ceb6 428 } Bits;\r
2f88bd3a 429 UINT8 Data;\r
6a82ceb6
LG		 430} SPD3_RDIMM_REGISTER_TYPE;\r
431\r
432typedef union {\r
433 struct {\r
2f88bd3a
MK		 434 UINT8 Reserved : 4; ///< Bits 0:3\r
435 UINT8 CommandAddressAOutputs : 2; ///< Bits 5:4\r
436 UINT8 CommandAddressBOutputs : 2; ///< Bits 7:6\r
6a82ceb6 437 } Bits;\r
2f88bd3a 438 UINT8 Data;\r
6a82ceb6
LG		 439} SPD3_RDIMM_REGISTER_CONTROL_COMMAND_ADDRESS;\r
440\r
441typedef union {\r
442 struct {\r
2f88bd3a
MK		 443 UINT8 ControlSignalsAOutputs : 2; ///< Bits 0:1\r
444 UINT8 ControlSignalsBOutputs : 2; ///< Bits 3:2\r
445 UINT8 Y1Y3ClockOutputs : 2; ///< Bits 5:4\r
446 UINT8 Y0Y2ClockOutputs : 2; ///< Bits 7:6\r
6a82ceb6 447 } Bits;\r
2f88bd3a 448 UINT8 Data;\r
6a82ceb6
LG		 449} SPD3_RDIMM_REGISTER_CONTROL_CONTROL_CLOCK;\r
450\r
451typedef union {\r
452 struct {\r
2f88bd3a
MK		 453 UINT8 Reserved0 : 4; ///< Bits 0:3\r
454 UINT8 Reserved1 : 4; ///< Bits 7:4\r
6a82ceb6 455 } Bits;\r
2f88bd3a 456 UINT8 Data;\r
6a82ceb6
LG		 457} SPD3_RDIMM_REGISTER_CONTROL_RESERVED;\r
458\r
459typedef union {\r
460 struct {\r
2f88bd3a
MK		 461 UINT8 Height : 5; ///< Bits 4:0\r
462 UINT8 Reserved : 3; ///< Bits 7:5\r
6a82ceb6 463 } Bits;\r
2f88bd3a 464 UINT8 Data;\r
6a82ceb6
LG		 465} SPD3_LRDIMM_MODULE_NOMINAL_HEIGHT;\r
466\r
467typedef union {\r
468 struct {\r
2f88bd3a
MK		 469 UINT8 FrontThickness : 4; ///< Bits 3:0\r
470 UINT8 BackThickness : 4; ///< Bits 7:4\r
6a82ceb6 471 } Bits;\r
2f88bd3a 472 UINT8 Data;\r
6a82ceb6
LG		 473} SPD3_LRDIMM_MODULE_NOMINAL_THICKNESS;\r
474\r
475typedef union {\r
476 struct {\r
2f88bd3a
MK		 477 UINT8 Card : 5; ///< Bits 4:0\r
478 UINT8 Revision : 2; ///< Bits 6:5\r
479 UINT8 Extension : 1; ///< Bits 7:7\r
6a82ceb6 480 } Bits;\r
2f88bd3a 481 UINT8 Data;\r
6a82ceb6
LG		 482} SPD3_LRDIMM_REFERENCE_RAW_CARD;\r
483\r
484typedef union {\r
485 struct {\r
2f88bd3a
MK		 486 UINT8 RegisterCount : 2; ///< Bits 1:0\r
487 UINT8 DramRowCount : 2; ///< Bits 3:2\r
488 UINT8 RegisterType : 4; ///< Bits 7:4\r
6a82ceb6 489 } Bits;\r
2f88bd3a 490 UINT8 Data;\r
6a82ceb6
LG		 491} SPD3_LRDIMM_MODULE_ATTRIBUTES;\r
492\r
493typedef union {\r
494 struct {\r
2f88bd3a
MK		 495 UINT8 AddressCommandPrelaunch : 1; ///< Bits 0:0\r
496 UINT8 Rank1Rank5Swap : 1; ///< Bits 1:1\r
497 UINT8 Reserved0 : 1; ///< Bits 2:2\r
498 UINT8 Reserved1 : 1; ///< Bits 3:3\r
499 UINT8 AddressCommandOutputs : 2; ///< Bits 5:4\r
500 UINT8 QxCS_nOutputs : 2; ///< Bits 7:6\r
6a82ceb6 501 } Bits;\r
2f88bd3a 502 UINT8 Data;\r
6a82ceb6
LG		 503} SPD3_LRDIMM_TIMING_CONTROL_DRIVE_STRENGTH;\r
504\r
505typedef union {\r
506 struct {\r
2f88bd3a
MK		 507 UINT8 QxOdtOutputs : 2; ///< Bits 1:0\r
508 UINT8 QxCkeOutputs : 2; ///< Bits 3:2\r
509 UINT8 Y1Y3ClockOutputs : 2; ///< Bits 5:4\r
510 UINT8 Y0Y2ClockOutputs : 2; ///< Bits 7:6\r
6a82ceb6 511 } Bits;\r
2f88bd3a 512 UINT8 Data;\r
6a82ceb6
LG		 513} SPD3_LRDIMM_TIMING_DRIVE_STRENGTH;\r
514\r
515typedef union {\r
516 struct {\r
2f88bd3a
MK		 517 UINT8 YExtendedDelay : 2; ///< Bits 1:0\r
518 UINT8 QxCS_n : 2; ///< Bits 3:2\r
519 UINT8 QxOdt : 2; ///< Bits 5:4\r
520 UINT8 QxCke : 2; ///< Bits 7:6\r
6a82ceb6 521 } Bits;\r
2f88bd3a 522 UINT8 Data;\r
6a82ceb6
LG		 523} SPD3_LRDIMM_EXTENDED_DELAY;\r
524\r
525typedef union {\r
526 struct {\r
2f88bd3a
MK		 527 UINT8 DelayY : 3; ///< Bits 2:0\r
528 UINT8 Reserved : 1; ///< Bits 3:3\r
529 UINT8 QxCS_n : 4; ///< Bits 7:4\r
6a82ceb6 530 } Bits;\r
2f88bd3a 531 UINT8 Data;\r
6a82ceb6
LG		 532} SPD3_LRDIMM_ADDITIVE_DELAY_FOR_QXCS_N_QXCA;\r
533\r
534typedef union {\r
535 struct {\r
2f88bd3a
MK		 536 UINT8 QxCS_n : 4; ///< Bits 3:0\r
537 UINT8 QxOdt : 4; ///< Bits 7:4\r
6a82ceb6 538 } Bits;\r
2f88bd3a 539 UINT8 Data;\r
6a82ceb6
LG		 540} SPD3_LRDIMM_ADDITIVE_DELAY_FOR_QXODT_QXCKE;\r
541\r
542typedef union {\r
543 struct {\r
2f88bd3a
MK		 544 UINT8 RC8MdqOdtStrength : 3; ///< Bits 2:0\r
545 UINT8 RC8Reserved : 1; ///< Bits 3:3\r
546 UINT8 RC9MdqOdtStrength : 3; ///< Bits 6:4\r
547 UINT8 RC9Reserved : 1; ///< Bits 7:7\r
6a82ceb6 548 } Bits;\r
2f88bd3a 549 UINT8 Data;\r
6a82ceb6
LG		 550} SPD3_LRDIMM_MDQ_TERMINATION_DRIVE_STRENGTH;\r
551\r
552typedef union {\r
553 struct {\r
2f88bd3a
MK		 554 UINT8 RC10DA3ValueR0 : 1; ///< Bits 0:0\r
555 UINT8 RC10DA4ValueR0 : 1; ///< Bits 1:1\r
556 UINT8 RC10DA3ValueR1 : 1; ///< Bits 2:2\r
557 UINT8 RC10DA4ValueR1 : 1; ///< Bits 3:3\r
558 UINT8 RC11DA3ValueR0 : 1; ///< Bits 4:4\r
559 UINT8 RC11DA4ValueR0 : 1; ///< Bits 5:5\r
560 UINT8 RC11DA3ValueR1 : 1; ///< Bits 6:6\r
561 UINT8 RC11DA4ValueR1 : 1; ///< Bits 7:7\r
6a82ceb6 562 } Bits;\r
2f88bd3a 563 UINT8 Data;\r
6a82ceb6
LG		 564} SPD3_LRDIMM_RANK_READ_WRITE_QXODT_CONTROL;\r
565\r
566typedef union {\r
567 struct {\r
2f88bd3a
MK		 568 UINT8 Driver_Impedance : 2; ///< Bits 1:0\r
569 UINT8 Rtt_Nom : 3; ///< Bits 4:2\r
570 UINT8 Reserved : 1; ///< Bits 5:5\r
571 UINT8 Rtt_WR : 2; ///< Bits 7:6\r
6a82ceb6 572 } Bits;\r
2f88bd3a 573 UINT8 Data;\r
6a82ceb6
LG		 574} SPD3_LRDIMM_MR_1_2;\r
575\r
576typedef union {\r
577 struct {\r
2f88bd3a
MK		 578 UINT8 MinimumDelayTime : 7; ///< Bits 0:6\r
579 UINT8 Reserved : 1; ///< Bits 7:7\r
6a82ceb6 580 } Bits;\r
2f88bd3a 581 UINT8 Data;\r
6a82ceb6
LG		 582} SPD3_LRDIMM_MODULE_DELAY_TIME;\r
583\r
584typedef struct {\r
2f88bd3a
MK		 585 UINT8 Year; ///< Year represented in BCD (00h = 2000)\r
586 UINT8 Week; ///< Year represented in BCD (47h = week 47)\r
6a82ceb6
LG		 587} SPD3_MANUFACTURING_DATE;\r
588\r
589typedef union {\r
2f88bd3a
MK		 590 UINT32 Data;\r
591 UINT16 SerialNumber16[2];\r
592 UINT8 SerialNumber8[4];\r
6a82ceb6
LG		 593} SPD3_MANUFACTURER_SERIAL_NUMBER;\r
594\r
595typedef struct {\r
2f88bd3a 596 UINT8 Location; ///< Module Manufacturing Location\r
6a82ceb6
LG		 597} SPD3_MANUFACTURING_LOCATION;\r
598\r
599typedef struct {\r
2f88bd3a
MK		 600 SPD3_MANUFACTURER_ID_CODE IdCode; ///< Module Manufacturer ID Code\r
601 SPD3_MANUFACTURING_LOCATION Location; ///< Module Manufacturing Location\r
602 SPD3_MANUFACTURING_DATE Date; ///< Module Manufacturing Year, in BCD (range: 2000-2255)\r
603 SPD3_MANUFACTURER_SERIAL_NUMBER SerialNumber; ///< Module Serial Number\r
6a82ceb6
LG		 604} SPD3_UNIQUE_MODULE_ID;\r
605\r
606typedef union {\r
2f88bd3a
MK		 607 UINT16 Crc[1];\r
608 UINT8 Data8[2];\r
6a82ceb6
LG		 609} SPD3_CYCLIC_REDUNDANCY_CODE;\r
610\r
611typedef struct {\r
2f88bd3a
MK		 612 SPD3_DEVICE_DESCRIPTION_STRUCT Description; ///< 0 Number of Serial PD Bytes Written / SPD Device Size / CRC Coverage 1, 2\r
613 SPD3_REVISION_STRUCT Revision; ///< 1 SPD Revision\r
614 SPD3_DRAM_DEVICE_TYPE_STRUCT DramDeviceType; ///< 2 DRAM Device Type\r
615 SPD3_MODULE_TYPE_STRUCT ModuleType; ///< 3 Module Type\r
616 SPD3_SDRAM_DENSITY_BANKS_STRUCT SdramDensityAndBanks; ///< 4 SDRAM Density and Banks\r
617 SPD3_SDRAM_ADDRESSING_STRUCT SdramAddressing; ///< 5 SDRAM Addressing\r
618 SPD3_MODULE_NOMINAL_VOLTAGE_STRUCT ModuleNominalVoltage; ///< 6 Module Nominal Voltage, VDD\r
619 SPD3_MODULE_ORGANIZATION_STRUCT ModuleOrganization; ///< 7 Module Organization\r
620 SPD3_MODULE_MEMORY_BUS_WIDTH_STRUCT ModuleMemoryBusWidth; ///< 8 Module Memory Bus Width\r
621 SPD3_FINE_TIMEBASE_STRUCT FineTimebase; ///< 9 Fine Timebase (FTB) Dividend / Divisor\r
622 SPD3_MEDIUM_TIMEBASE MediumTimebase; ///< 10-11 Medium Timebase (MTB) Dividend\r
623 SPD3_TCK_MIN_MTB_STRUCT tCKmin; ///< 12 SDRAM Minimum Cycle Time (tCKmin)\r
624 UINT8 Reserved0; ///< 13 Reserved\r
625 SPD3_CAS_LATENCIES_SUPPORTED_STRUCT CasLatencies; ///< 14-15 CAS Latencies Supported\r
626 SPD3_TAA_MIN_MTB_STRUCT tAAmin; ///< 16 Minimum CAS Latency Time (tAAmin)\r
627 SPD3_TWR_MIN_MTB_STRUCT tWRmin; ///< 17 Minimum Write Recovery Time (tWRmin)\r
628 SPD3_TRCD_MIN_MTB_STRUCT tRCDmin; ///< 18 Minimum RAS# to CAS# Delay Time (tRCDmin)\r
629 SPD3_TRRD_MIN_MTB_STRUCT tRRDmin; ///< 19 Minimum Row Active to Row Active Delay Time (tRRDmin)\r
630 SPD3_TRP_MIN_MTB_STRUCT tRPmin; ///< 20 Minimum Row Precharge Delay Time (tRPmin)\r
631 SPD3_TRAS_TRC_MIN_MTB_STRUCT tRASMintRCMinUpper; ///< 21 Upper Nibbles for tRAS and tRC\r
632 SPD3_TRAS_MIN_MTB_STRUCT tRASmin; ///< 22 Minimum Active to Precharge Delay Time (tRASmin), Least Significant Byte\r
633 SPD3_TRC_MIN_MTB_STRUCT tRCmin; ///< 23 Minimum Active to Active/Refresh Delay Time (tRCmin), Least Significant Byte\r
634 SPD3_TRFC_MIN_MTB_STRUCT tRFCmin; ///< 24-25 Minimum Refresh Recovery Delay Time (tRFCmin)\r
635 SPD3_TWTR_MIN_MTB_STRUCT tWTRmin; ///< 26 Minimum Internal Write to Read Command Delay Time (tWTRmin)\r
636 SPD3_TRTP_MIN_MTB_STRUCT tRTPmin; ///< 27 Minimum Internal Read to Precharge Command Delay Time (tRTPmin)\r
637 SPD3_TFAW_MIN_MTB_UPPER_STRUCT tFAWMinUpper; ///< 28 Upper Nibble for tFAW\r
638 SPD3_TFAW_MIN_MTB_STRUCT tFAWmin; ///< 29 Minimum Four Activate Window Delay Time (tFAWmin)\r
639 SPD3_SDRAM_OPTIONAL_FEATURES_STRUCT SdramOptionalFeatures; ///< 30 SDRAM Optional Features\r
640 SPD3_SDRAM_THERMAL_REFRESH_STRUCT ThermalAndRefreshOptions; ///< 31 SDRAM Thermal And Refresh Options\r
641 SPD3_MODULE_THERMAL_SENSOR_STRUCT ModuleThermalSensor; ///< 32 Module Thermal Sensor\r
642 SPD3_SDRAM_DEVICE_TYPE_STRUCT SdramDeviceType; ///< 33 SDRAM Device Type\r
643 SPD3_TCK_MIN_FTB_STRUCT tCKminFine; ///< 34 Fine Offset for SDRAM Minimum Cycle Time (tCKmin)\r
644 SPD3_TAA_MIN_FTB_STRUCT tAAminFine; ///< 35 Fine Offset for Minimum CAS Latency Time (tAAmin)\r
645 SPD3_TRCD_MIN_FTB_STRUCT tRCDminFine; ///< 36 Fine Offset for Minimum RAS# to CAS# Delay Time (tRCDmin)\r
646 SPD3_TRP_MIN_FTB_STRUCT tRPminFine; ///< 37 Minimum Row Precharge Delay Time (tRPmin)\r
647 SPD3_TRC_MIN_FTB_STRUCT tRCminFine; ///< 38 Fine Offset for Minimum Active to Active/Refresh Delay Time (tRCmin)\r
648 UINT8 Reserved1[40 - 39 + 1]; ///< 39 - 40 Reserved\r
649 SPD3_MAXIMUM_ACTIVE_COUNT_STRUCT MacValue; ///< 41 SDRAM Maximum Active Count (MAC) Value\r
650 UINT8 Reserved2[59 - 42 + 1]; ///< 42 - 59 Reserved\r
6a82ceb6
LG		 651} SPD3_BASE_SECTION;\r
652\r
653typedef struct {\r
2f88bd3a
MK		 654 SPD3_UNBUF_MODULE_NOMINAL_HEIGHT ModuleNominalHeight; ///< 60 Module Nominal Height\r
655 SPD3_UNBUF_MODULE_NOMINAL_THICKNESS ModuleMaximumThickness; ///< 61 Module Maximum Thickness\r
656 SPD3_UNBUF_REFERENCE_RAW_CARD ReferenceRawCardUsed; ///< 62 Reference Raw Card Used\r
657 SPD3_UNBUF_ADDRESS_MAPPING AddressMappingEdgeConn; ///< 63 Address Mapping from Edge Connector to DRAM\r
658 UINT8 Reserved[116 - 64 + 1]; ///< 64-116 Reserved\r
6a82ceb6
LG		 659} SPD3_MODULE_UNBUFFERED;\r
660\r
661typedef struct {\r
2f88bd3a
MK		 662 SPD3_RDIMM_MODULE_NOMINAL_HEIGHT ModuleNominalHeight; ///< 60 Module Nominal Height\r
663 SPD3_RDIMM_MODULE_NOMINAL_THICKNESS ModuleMaximumThickness; ///< 61 Module Maximum Thickness\r
664 SPD3_RDIMM_REFERENCE_RAW_CARD ReferenceRawCardUsed; ///< 62 Reference Raw Card Used\r
665 SPD3_RDIMM_MODULE_ATTRIBUTES DimmModuleAttributes; ///< 63 DIMM Module Attributes\r
666 SPD3_RDIMM_THERMAL_HEAT_SPREADER_SOLUTION ThermalHeatSpreaderSolution; ///< 64 RDIMM Thermal Heat Spreader Solution\r
667 SPD3_MANUFACTURER_ID_CODE RegisterManufacturerIdCode; ///< 65-66 Register Manufacturer ID Code\r
668 SPD3_RDIMM_REGISTER_REVISION_NUMBER RegisterRevisionNumber; ///< 67 Register Revision Number\r
669 SPD3_RDIMM_REGISTER_TYPE RegisterType; ///< 68 Register Type\r
670 SPD3_RDIMM_REGISTER_CONTROL_RESERVED Rc1Rc0; ///< 69 RC1 (MS Nibble) / RC0 (LS Nibble) - Reserved\r
671 SPD3_RDIMM_REGISTER_CONTROL_COMMAND_ADDRESS Rc3Rc2; ///< 70 RC3 (MS Nibble) / RC2 (LS Nibble) - Drive Strength, Command/Address\r
672 SPD3_RDIMM_REGISTER_CONTROL_CONTROL_CLOCK Rc5Rc4; ///< 71 RC5 (MS Nibble) / RC4 (LS Nibble) - Drive Strength, Control and Clock\r
673 SPD3_RDIMM_REGISTER_CONTROL_RESERVED Rc7Rc6; ///< 72 RC7 (MS Nibble) / RC6 (LS Nibble) - Reserved for Register Vendor\r
674 SPD3_RDIMM_REGISTER_CONTROL_RESERVED Rc9Rc8; ///< 73 RC9 (MS Nibble) / RC8 (LS Nibble) - Reserved\r
675 SPD3_RDIMM_REGISTER_CONTROL_RESERVED Rc11Rc10; ///< 74 RC11 (MS Nibble) / RC10 (LS Nibble) - Reserved\r
676 SPD3_RDIMM_REGISTER_CONTROL_RESERVED Rc13Rc12; ///< 75 RC12 (MS Nibble) / RC12 (LS Nibble) - Reserved\r
677 SPD3_RDIMM_REGISTER_CONTROL_RESERVED Rc15Rc14; ///< 76 RC15 (MS Nibble) / RC14 (LS Nibble) - Reserved\r
678 UINT8 Reserved[116 - 77 + 1]; ///< 77-116 Reserved\r
6a82ceb6
LG		 679} SPD3_MODULE_REGISTERED;\r
680\r
681typedef struct {\r
2f88bd3a
MK		 682 SPD3_UNBUF_MODULE_NOMINAL_HEIGHT ModuleNominalHeight; ///< 60 Module Nominal Height\r
683 SPD3_UNBUF_MODULE_NOMINAL_THICKNESS ModuleMaximumThickness; ///< 61 Module Maximum Thickness\r
684 SPD3_UNBUF_REFERENCE_RAW_CARD ReferenceRawCardUsed; ///< 62 Reference Raw Card Used\r
685 UINT8 Reserved[116 - 63 + 1]; ///< 63-116 Reserved\r
6a82ceb6
LG		 686} SPD3_MODULE_CLOCKED;\r
687\r
688typedef struct {\r
2f88bd3a
MK		 689 SPD3_LRDIMM_MODULE_NOMINAL_HEIGHT ModuleNominalHeight; ///< 60 Module Nominal Height\r
690 SPD3_LRDIMM_MODULE_NOMINAL_THICKNESS ModuleMaximumThickness; ///< 61 Module Maximum Thickness\r
691 SPD3_LRDIMM_REFERENCE_RAW_CARD ReferenceRawCardUsed; ///< 62 Reference Raw Card Used\r
692 SPD3_LRDIMM_MODULE_ATTRIBUTES DimmModuleAttributes; ///< 63 Module Attributes\r
693 UINT8 MemoryBufferRevisionNumber; ///< 64 Memory Buffer Revision Number\r
694 SPD3_MANUFACTURER_ID_CODE ManufacturerIdCode; ///< 65-66 Memory Buffer Manufacturer ID Code\r
695 SPD3_LRDIMM_TIMING_CONTROL_DRIVE_STRENGTH TimingControlDriveStrengthCaCs; ///< 67 F0RC3 / F0RC2 - Timing Control & Drive Strength, CA & CS\r
696 SPD3_LRDIMM_TIMING_DRIVE_STRENGTH DriveStrength; ///< 68 F0RC5 / F0RC4 - Drive Strength, ODT & CKE and Y\r
697 SPD3_LRDIMM_EXTENDED_DELAY ExtendedDelay; ///< 69 F1RC11 / F1RC8 - Extended Delay for Y, CS and ODT & CKE\r
698 SPD3_LRDIMM_ADDITIVE_DELAY_FOR_QXCS_N_QXCA AdditiveDelayForCsCa; ///< 70 F1RC13 / F1RC12 - Additive Delay for CS and CA\r
699 SPD3_LRDIMM_ADDITIVE_DELAY_FOR_QXODT_QXCKE AdditiveDelayForOdtCke; ///< 71 F1RC15 / F1RC14 - Additive Delay for ODT & CKE\r
700 SPD3_LRDIMM_MDQ_TERMINATION_DRIVE_STRENGTH MdqTerminationDriveStrengthFor800_1066; ///< 72 F1RC15 / F1RC14 - Additive Delay for ODT & CKE\r
701 SPD3_LRDIMM_RANK_READ_WRITE_QXODT_CONTROL Rank_0_1QxOdtControlFor800_1066; ///< 73 F[3,4]RC11 / F[3,4]RC10 - Rank 0 & 1 RD & WR QxODT Control for 800 & 1066\r
702 SPD3_LRDIMM_RANK_READ_WRITE_QXODT_CONTROL Rank_2_3QxOdtControlFor800_1066; ///< 74 F[5,6]RC11 / F[5,6]RC10 - Rank 2 & 3 RD & WR QxODT Control for 800 & 1066\r
703 SPD3_LRDIMM_RANK_READ_WRITE_QXODT_CONTROL Rank_4_5QxOdtControlFor800_1066; ///< 75 F[7,8]RC11 / F[7,8]RC10 - Rank 4 & 5 RD & WR QxODT Control for 800 & 1066\r
704 SPD3_LRDIMM_RANK_READ_WRITE_QXODT_CONTROL Rank_6_7QxOdtControlFor800_1066; ///< 76 F[9,10]RC11 / F[9,10]RC10 - Rank 6 & 7 RD & WR QxODT Control for 800 & 1066\r
705 SPD3_LRDIMM_MR_1_2 MR_1_2RegistersFor800_1066; ///< 77 MR1,2 Registers for 800 & 1066\r
6a82ceb6 706 SPD3_LRDIMM_MDQ_TERMINATION_DRIVE_STRENGTH MdqTerminationDriveStrengthFor1333_1600; ///< 78 F1RC15 / F1RC14 - Additive Delay for ODT & CKE\r
2f88bd3a
MK		 707 SPD3_LRDIMM_RANK_READ_WRITE_QXODT_CONTROL Rank_0_1QxOdtControlFor1333_1600; ///< 79 F[3,4]RC11 / F[3,4]RC10 - Rank 0 & 1 RD & WR QxODT Control for 800 & 1066\r
708 SPD3_LRDIMM_RANK_READ_WRITE_QXODT_CONTROL Rank_2_3QxOdtControlFor1333_1600; ///< 80 F[5,6]RC11 / F[5,6]RC10 - Rank 2 & 3 RD & WR QxODT Control for 800 & 1066\r
709 SPD3_LRDIMM_RANK_READ_WRITE_QXODT_CONTROL Rank_4_5QxOdtControlFor1333_1600; ///< 81 F[7,8]RC11 / F[7,8]RC10 - Rank 4 & 5 RD & WR QxODT Control for 800 & 1066\r
710 SPD3_LRDIMM_RANK_READ_WRITE_QXODT_CONTROL Rank_6_7QxOdtControlFor1333_1600; ///< 82 F[9,10]RC11 / F[9,10]RC10 - Rank 6 & 7 RD & WR QxODT Control for 800 & 1066\r
711 SPD3_LRDIMM_MR_1_2 MR_1_2RegistersFor1333_1600; ///< 83 MR1,2 Registers for 800 & 1066\r
6a82ceb6 712 SPD3_LRDIMM_MDQ_TERMINATION_DRIVE_STRENGTH MdqTerminationDriveStrengthFor1866_2133; ///< 84 F1RC15 / F1RC14 - Additive Delay for ODT & CKE\r
2f88bd3a
MK		 713 SPD3_LRDIMM_RANK_READ_WRITE_QXODT_CONTROL Rank_0_1QxOdtControlFor1866_2133; ///< 85 F[3,4]RC11 / F[3,4]RC10 - Rank 0 & 1 RD & WR QxODT Control for 800 & 1066\r
714 SPD3_LRDIMM_RANK_READ_WRITE_QXODT_CONTROL Rank_2_3QxOdtControlFor1866_2133; ///< 86 F[5,6]RC11 / F[5,6]RC10 - Rank 2 & 3 RD & WR QxODT Control for 800 & 1066\r
715 SPD3_LRDIMM_RANK_READ_WRITE_QXODT_CONTROL Rank_4_5QxOdtControlFor1866_2133; ///< 87 F[7,8]RC11 / F[7,8]RC10 - Rank 4 & 5 RD & WR QxODT Control for 800 & 1066\r
716 SPD3_LRDIMM_RANK_READ_WRITE_QXODT_CONTROL Rank_6_7QxOdtControlFor1866_2133; ///< 88 F[9,10]RC11 / F[9,10]RC10 - Rank 6 & 7 RD & WR QxODT Control for 800 & 1066\r
717 SPD3_LRDIMM_MR_1_2 MR_1_2RegistersFor1866_2133; ///< 89 MR1,2 Registers for 800 & 1066\r
718 SPD3_LRDIMM_MODULE_DELAY_TIME MinimumModuleDelayTimeFor1_5V; ///< 90 Minimum Module Delay Time for 1.5 V\r
719 SPD3_LRDIMM_MODULE_DELAY_TIME MaximumModuleDelayTimeFor1_5V; ///< 91 Maximum Module Delay Time for 1.5 V\r
720 SPD3_LRDIMM_MODULE_DELAY_TIME MinimumModuleDelayTimeFor1_35V; ///< 92 Minimum Module Delay Time for 1.35 V\r
721 SPD3_LRDIMM_MODULE_DELAY_TIME MaximumModuleDelayTimeFor1_35V; ///< 93 Maximum Module Delay Time for 1.35 V\r
722 SPD3_LRDIMM_MODULE_DELAY_TIME MinimumModuleDelayTimeFor1_25V; ///< 94 Minimum Module Delay Time for 1.25 V\r
723 SPD3_LRDIMM_MODULE_DELAY_TIME MaximumModuleDelayTimeFor1_25V; ///< 95 Maximum Module Delay Time for 1.25 V\r
724 UINT8 Reserved[101 - 96 + 1]; ///< 96-101 Reserved\r
725 UINT8 PersonalityByte[116 - 102 + 1]; ///< 102-116 Memory Buffer Personality Bytes\r
6a82ceb6
LG		 726} SPD3_MODULE_LOADREDUCED;\r
727\r
728typedef union {\r
2f88bd3a
MK		 729 SPD3_MODULE_UNBUFFERED Unbuffered; ///< 128-255 Unbuffered Memory Module Types\r
730 SPD3_MODULE_REGISTERED Registered; ///< 128-255 Registered Memory Module Types\r
731 SPD3_MODULE_CLOCKED Clocked; ///< 128-255 Registered Memory Module Types\r
732 SPD3_MODULE_LOADREDUCED LoadReduced; ///< 128-255 Load Reduced Memory Module Types\r
6a82ceb6
LG		 733} SPD3_MODULE_SPECIFIC;\r
734\r
735typedef struct {\r
2f88bd3a 736 UINT8 ModulePartNumber[145 - 128 + 1]; ///< 128-145 Module Part Number\r
6a82ceb6
LG		 737} SPD3_MODULE_PART_NUMBER;\r
738\r
739typedef struct {\r
2f88bd3a 740 UINT8 ModuleRevisionCode[147 - 146 + 1]; ///< 146-147 Module Revision Code\r
6a82ceb6
LG		 741} SPD3_MODULE_REVISION_CODE;\r
742\r
743typedef struct {\r
2f88bd3a 744 UINT8 ManufacturerSpecificData[175 - 150 + 1]; ///< 150-175 Manufacturer's Specific Data\r
6a82ceb6
LG		 745} SPD3_MANUFACTURER_SPECIFIC;\r
746\r
747///\r
748/// DDR3 Serial Presence Detect structure\r
749///\r
750typedef struct {\r
2f88bd3a
MK		 751 SPD3_BASE_SECTION General; ///< 0-59 General Section\r
752 SPD3_MODULE_SPECIFIC Module; ///< 60-116 Module-Specific Section\r
753 SPD3_UNIQUE_MODULE_ID ModuleId; ///< 117-125 Unique Module ID\r
754 SPD3_CYCLIC_REDUNDANCY_CODE Crc; ///< 126-127 Cyclical Redundancy Code (CRC)\r
755 SPD3_MODULE_PART_NUMBER ModulePartNumber; ///< 128-145 Module Part Number\r
756 SPD3_MODULE_REVISION_CODE ModuleRevisionCode; ///< 146-147 Module Revision Code\r
757 SPD3_MANUFACTURER_ID_CODE DramIdCode; ///< 148-149 Dram Manufacturer ID Code\r
758 SPD3_MANUFACTURER_SPECIFIC ManufacturerSpecificData; ///< 150-175 Manufacturer's Specific Data\r
759 UINT8 Reserved[255 - 176 + 1]; ///< 176-255 Open for Customer Use\r
6a82ceb6
LG		 760} SPD_DDR3;\r
761\r
762#pragma pack (pop)\r
763#endif\r
EFI Development Kit II mirror for PVE