AcpiNfit.c 21 KB

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  1. /** @file
  2. Copyright (c) 2020 - 2021, Ampere Computing LLC. All rights reserved.<BR>
  3. SPDX-License-Identifier: BSD-2-Clause-Patent
  4. **/
  5. #include "AcpiNfit.h"
  6. #include "AcpiPlatform.h"
  7. EFI_ACPI_6_3_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_STRUCTURE NfitSPATemplate = {
  8. EFI_ACPI_6_3_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_STRUCTURE_TYPE,
  9. sizeof (EFI_ACPI_6_3_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_STRUCTURE),
  10. 0, // The uniue index - need to be filled.
  11. 0, // The flags - need to be filled.
  12. 0, // Reserved.
  13. 0, // Proximity domain - need to be filled.
  14. EFI_ACPI_6_3_NFIT_GUID_BYTE_ADDRESSABLE_PERSISTENT_MEMORY_REGION, // PM range type.
  15. 0, // Start address - need to be filled.
  16. 0, // Size - need to be filled.
  17. EFI_MEMORY_UC | EFI_MEMORY_WC | EFI_MEMORY_WT | EFI_MEMORY_WB |
  18. EFI_MEMORY_WP | EFI_MEMORY_UCE, // attribute - need to be filled.
  19. };
  20. EFI_ACPI_6_3_NFIT_NVDIMM_CONTROL_REGION_STRUCTURE NvdimmControlRegionTemplate = {
  21. EFI_ACPI_6_3_NFIT_NVDIMM_CONTROL_REGION_STRUCTURE_TYPE,
  22. sizeof (EFI_ACPI_6_3_NFIT_NVDIMM_CONTROL_REGION_STRUCTURE),
  23. 0, // The unique index - need to be filled.
  24. 0, // The vendor id - need to be filled.
  25. 0, // The device id - need to be filled.
  26. 0, // The revision - need to be filled.
  27. 0, // The subsystem nvdimm id - need to be filled.
  28. 0, // The subsystem nvdimm device id - need to be filled.
  29. 0, // The subsystem revision - need to be filled.
  30. 0, // The valid field.
  31. 0, // The manufacturing location - not valid.
  32. 0, // The manufacturing date - not valid.
  33. {0}, // Reserved.
  34. 0, // The serial number - need to be filled.
  35. 0, // The region format interface code - dummy value.
  36. 0, // The number of block control windows.
  37. 0, // The size of block control windows.
  38. 0, // The Command Register Offset in Block Control Window.
  39. 0, // The Size of Command Register in Block Control Windows.
  40. 0, // The Status Register Offset in Block Control Window.
  41. 0, // Size of Status Register in Block Control Windows.
  42. 0, // The NVDIMM Control Region Flag.
  43. {0}, // Reserved.
  44. };
  45. EFI_ACPI_6_3_NFIT_NVDIMM_REGION_MAPPING_STRUCTURE NvdimmRegionMappingTemplate = {
  46. EFI_ACPI_6_3_NFIT_NVDIMM_REGION_MAPPING_STRUCTURE_TYPE,
  47. sizeof (EFI_ACPI_6_3_NFIT_NVDIMM_REGION_MAPPING_STRUCTURE),
  48. {0}, // _ADR of the NVDIMM device - need to be filled.
  49. 0, // Dimm smbios handle index - need to be filled.
  50. 0, // The unique region index - need to be filled.
  51. 0, // The SPA range index - need to be filled.
  52. 0, // The control region index - need to be filled.
  53. 0, // The region size - need to be filled.
  54. 0, // The region offset - need to be filled.
  55. 0, // The region base - need to be filled.
  56. 0, // The interleave structure index - need to be filled.
  57. 0, // The interleave ways - need to be filled.
  58. 0, // NVDIMM flags - need to be filled.
  59. 0, // Reserved.
  60. };
  61. EFI_ACPI_6_3_NVDIMM_FIRMWARE_INTERFACE_TABLE NFITTableHeaderTemplate = {
  62. __ACPI_HEADER (
  63. EFI_ACPI_6_3_NVDIMM_FIRMWARE_INTERFACE_TABLE_STRUCTURE_SIGNATURE,
  64. 0, /* need fill in */
  65. EFI_ACPI_6_3_NVDIMM_FIRMWARE_INTERFACE_TABLE_REVISION
  66. ),
  67. 0x00000000, // Reserved
  68. };
  69. NVDIMM_DATA NvdData[PLATFORM_CPU_MAX_SOCKET] = { { 0 } };
  70. EFI_STATUS
  71. AcpiNvdInfoInit (
  72. IN OUT NVDIMM_INFO *NvdInfoPtr,
  73. IN UINTN NvdId
  74. )
  75. {
  76. PLATFORM_INFO_HOB *PlatformHob;
  77. VOID *Hob;
  78. /* Get the Platform HOB */
  79. Hob = GetFirstGuidHob (&gPlatformInfoHobGuid);
  80. if (Hob == NULL || NvdInfoPtr == NULL) {
  81. return EFI_INVALID_PARAMETER;
  82. }
  83. PlatformHob = (PLATFORM_INFO_HOB *)GET_GUID_HOB_DATA (Hob);
  84. NvdInfoPtr->Enabled = TRUE;
  85. NvdInfoPtr->PhysId = NvdId;
  86. NvdInfoPtr->NvdSize = PlatformHob->DimmList.Dimm[NvdId].Info.DimmSize * ONE_GB;
  87. NvdInfoPtr->VendorId =
  88. *((UINT16 *)&PlatformHob->DimmList.Dimm[NvdId].SpdData.Data[320]);
  89. NvdInfoPtr->DeviceId =
  90. *((UINT16 *)&PlatformHob->DimmList.Dimm[NvdId].SpdData.Data[192]);
  91. NvdInfoPtr->RevisionId =
  92. (UINT16)PlatformHob->DimmList.Dimm[NvdId].SpdData.Data[349];
  93. NvdInfoPtr->SubVendorId =
  94. *((UINT16 *)&PlatformHob->DimmList.Dimm[NvdId].SpdData.Data[194]);
  95. NvdInfoPtr->SubDeviceId =
  96. *((UINT16 *)&PlatformHob->DimmList.Dimm[NvdId].SpdData.Data[196]);
  97. NvdInfoPtr->SubRevisionId =
  98. (UINT16)PlatformHob->DimmList.Dimm[NvdId].SpdData.Data[198];
  99. NvdInfoPtr->SerialNumber =
  100. *((UINT32 *)&PlatformHob->DimmList.Dimm[NvdId].SpdData.Data[325]);
  101. return EFI_SUCCESS;
  102. }
  103. EFI_STATUS
  104. AcpiNvdDataInit (
  105. IN UINTN Socket
  106. )
  107. {
  108. PLATFORM_INFO_HOB *PlatformHob;
  109. NVDIMM_INFO *NvdInfo;
  110. UINTN Count;
  111. VOID *Hob;
  112. UINTN NvdRegionNum, RegionId;
  113. /* Get the Platform HOB */
  114. Hob = GetFirstGuidHob (&gPlatformInfoHobGuid);
  115. if (Hob == NULL) {
  116. return EFI_INVALID_PARAMETER;
  117. }
  118. PlatformHob = (PLATFORM_INFO_HOB *)GET_GUID_HOB_DATA (Hob);
  119. NvdRegionNum = 0;
  120. for (Count = 0; Count < PlatformHob->DramInfo.NumRegion; Count++) {
  121. if (PlatformHob->DramInfo.NvdRegion[Count] != 0
  122. && (PlatformHob->DramInfo.Socket[Count] == Socket))
  123. {
  124. NvdData[Socket].NvdRegionId[NvdRegionNum] = Count;
  125. NvdRegionNum++;
  126. }
  127. }
  128. if (NvdRegionNum == 0) {
  129. return EFI_SUCCESS;
  130. }
  131. NvdData[Socket].NvdRegionNum = NvdRegionNum;
  132. NvdData[Socket].NvdMode = PlatformHob->DramInfo.NvdimmMode[Socket];
  133. if (NvdData[Socket].NvdMode == NvdimmHashed) {
  134. NvdInfo = &NvdData[Socket].NvdInfo[NVDIMM_SK0];
  135. NvdInfo->DeviceHandle =
  136. (Socket == 0) ? AC01_NVDIMM_NVD1_DEVICE_HANDLE :
  137. AC01_NVDIMM_NVD3_DEVICE_HANDLE;
  138. NvdInfo->InterleaveWays = AC01_NVDIMM_HASHED_INTERLEAVE_WAYS;
  139. NvdInfo->RegionOffset = 0;
  140. AcpiNvdInfoInit (
  141. NvdInfo,
  142. (Socket == 0) ? AC01_NVDIMM_NVD1_DIMM_ID :
  143. AC01_NVDIMM_NVD3_DIMM_ID
  144. );
  145. NvdInfo = &NvdData[Socket].NvdInfo[1];
  146. NvdInfo->DeviceHandle =
  147. (Socket == 0) ? AC01_NVDIMM_NVD2_DEVICE_HANDLE :
  148. AC01_NVDIMM_NVD4_DEVICE_HANDLE;
  149. NvdInfo->InterleaveWays = AC01_NVDIMM_HASHED_INTERLEAVE_WAYS;
  150. NvdInfo->RegionOffset = AC01_NVDIMM_HASHED_REGION_OFFSET;
  151. AcpiNvdInfoInit (
  152. NvdInfo,
  153. (Socket == 0) ? AC01_NVDIMM_NVD2_DIMM_ID :
  154. AC01_NVDIMM_NVD4_DIMM_ID
  155. );
  156. /* Update NvdNum */
  157. NvdData[Socket].NvdNum = 0;
  158. for (Count = 0; Count < NVDIMM_NUM_PER_SK; Count++) {
  159. if (NvdData[Socket].NvdInfo[Count].Enabled) {
  160. NvdData[Socket].NvdNum++;
  161. }
  162. }
  163. return EFI_SUCCESS;
  164. }
  165. /* NvdimmNonHashed */
  166. NvdData[Socket].NvdNum = 0;
  167. for (Count = 0; Count < NvdData[Socket].NvdRegionNum; Count++) {
  168. RegionId = NvdData[Socket].NvdRegionId[Count];
  169. if (PlatformHob->DramInfo.Base[RegionId] ==
  170. AC01_NVDIMM_SK0_NHASHED_REGION0_BASE ||
  171. PlatformHob->DramInfo.Base[RegionId] ==
  172. AC01_NVDIMM_SK1_NHASHED_REGION0_BASE)
  173. {
  174. NvdInfo = &NvdData[Socket].NvdInfo[0];
  175. NvdInfo->DeviceHandle =
  176. (Socket == 0) ? AC01_NVDIMM_NVD1_DEVICE_HANDLE :
  177. AC01_NVDIMM_NVD3_DEVICE_HANDLE;
  178. NvdInfo->InterleaveWays = AC01_NVDIMM_NHASHED_INTERLEAVE_WAYS;
  179. NvdInfo->RegionOffset = 0;
  180. AcpiNvdInfoInit (
  181. NvdInfo,
  182. (Socket == 0) ? AC01_NVDIMM_NVD1_DIMM_ID :
  183. AC01_NVDIMM_NVD3_DIMM_ID
  184. );
  185. } else if (PlatformHob->DramInfo.Base[RegionId] ==
  186. AC01_NVDIMM_SK0_NHASHED_REGION1_BASE ||
  187. PlatformHob->DramInfo.Base[RegionId] ==
  188. AC01_NVDIMM_SK1_NHASHED_REGION1_BASE)
  189. {
  190. NvdInfo = &NvdData[Socket].NvdInfo[1];
  191. NvdInfo->DeviceHandle =
  192. (Socket == 0) ? AC01_NVDIMM_NVD2_DEVICE_HANDLE :
  193. AC01_NVDIMM_NVD4_DEVICE_HANDLE;
  194. NvdInfo->InterleaveWays = AC01_NVDIMM_NHASHED_INTERLEAVE_WAYS;
  195. NvdInfo->RegionOffset = 0;
  196. AcpiNvdInfoInit (
  197. NvdInfo,
  198. (Socket == 0) ? AC01_NVDIMM_NVD2_DIMM_ID :
  199. AC01_NVDIMM_NVD4_DIMM_ID
  200. );
  201. }
  202. }
  203. /* Update NvdNum */
  204. NvdData[Socket].NvdNum = 0;
  205. for (Count = 0; Count < NVDIMM_NUM_PER_SK; Count++) {
  206. if (NvdData[Socket].NvdInfo[Count].Enabled) {
  207. NvdData[Socket].NvdNum++;
  208. }
  209. }
  210. return EFI_SUCCESS;
  211. }
  212. /*
  213. * Fill in SPA structure
  214. */
  215. VOID
  216. AcpiNfitFillSPA (
  217. IN OUT EFI_ACPI_6_3_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_STRUCTURE *NfitSpaPointer,
  218. IN UINTN NvdRegionIndex,
  219. IN UINT64 NvdRegionBase,
  220. IN UINT64 NvdRegionSize
  221. )
  222. {
  223. ASSERT (NfitSpaPointer != NULL);
  224. NfitSpaPointer->Flags = 0;
  225. NfitSpaPointer->SPARangeStructureIndex = NvdRegionIndex;
  226. NfitSpaPointer->SystemPhysicalAddressRangeBase = NvdRegionBase;
  227. NfitSpaPointer->SystemPhysicalAddressRangeLength = NvdRegionSize;
  228. }
  229. VOID
  230. NfitFillControlRegion (
  231. IN OUT EFI_ACPI_6_3_NFIT_NVDIMM_CONTROL_REGION_STRUCTURE *NfitControlRegionPointer,
  232. IN NVDIMM_INFO *NvdInfo,
  233. IN UINTN NvdControlRegionIndex
  234. )
  235. {
  236. ASSERT (
  237. NfitControlRegionPointer != NULL
  238. && NvdInfo != NULL
  239. );
  240. NfitControlRegionPointer->NVDIMMControlRegionStructureIndex =
  241. NvdControlRegionIndex;
  242. NfitControlRegionPointer->VendorID = NvdInfo->VendorId;
  243. NfitControlRegionPointer->DeviceID = NvdInfo->DeviceId;
  244. NfitControlRegionPointer->RevisionID = NvdInfo->RevisionId;
  245. NfitControlRegionPointer->SubsystemVendorID = NvdInfo->SubVendorId;
  246. NfitControlRegionPointer->SubsystemDeviceID = NvdInfo->SubDeviceId;
  247. NfitControlRegionPointer->SubsystemRevisionID = NvdInfo->SubRevisionId;
  248. NfitControlRegionPointer->SerialNumber = NvdInfo->SerialNumber;
  249. }
  250. VOID
  251. NfitFillRegionMapping (
  252. IN OUT EFI_ACPI_6_3_NFIT_NVDIMM_REGION_MAPPING_STRUCTURE *NfitRegionMappingPointer,
  253. IN EFI_ACPI_6_3_NFIT_NVDIMM_CONTROL_REGION_STRUCTURE *NfitControlRegionPointer,
  254. IN EFI_ACPI_6_3_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_STRUCTURE *NfitSpaPointer,
  255. IN NVDIMM_INFO *NvdInfo,
  256. IN UINTN NvdRegionID
  257. )
  258. {
  259. ASSERT (
  260. NfitRegionMappingPointer != NULL
  261. && NfitRegionMappingPointer != NULL
  262. && NfitRegionMappingPointer != NULL
  263. && NfitRegionMappingPointer != NULL
  264. && NvdInfo != NULL
  265. );
  266. NfitRegionMappingPointer->NVDIMMRegionID = NvdRegionID;
  267. NfitRegionMappingPointer->NVDIMMPhysicalID = NvdInfo->PhysId;
  268. NfitRegionMappingPointer->InterleaveWays = NvdInfo->InterleaveWays;
  269. NfitRegionMappingPointer->RegionOffset = NvdInfo->RegionOffset;
  270. NfitRegionMappingPointer->NVDIMMRegionSize = NvdInfo->NvdSize;
  271. NfitRegionMappingPointer->NFITDeviceHandle.DIMMNumber =
  272. NvdInfo->DeviceHandle & 0x0F;
  273. NfitRegionMappingPointer->NFITDeviceHandle.MemoryChannelNumber =
  274. (NvdInfo->DeviceHandle >> 4) & 0x0F;
  275. NfitRegionMappingPointer->NFITDeviceHandle.MemoryControllerID =
  276. (NvdInfo->DeviceHandle >> 8) & 0x0F;
  277. NfitRegionMappingPointer->NFITDeviceHandle.SocketID =
  278. (NvdInfo->DeviceHandle >> 12) & 0x0F;
  279. NfitRegionMappingPointer->SPARangeStructureIndex =
  280. NfitSpaPointer->SPARangeStructureIndex;
  281. NfitRegionMappingPointer->NVDIMMPhysicalAddressRegionBase =
  282. NfitSpaPointer->SystemPhysicalAddressRangeBase;
  283. NfitRegionMappingPointer->NVDIMMControlRegionStructureIndex =
  284. NfitControlRegionPointer->NVDIMMControlRegionStructureIndex;
  285. }
  286. EFI_STATUS
  287. AcpiNfitFillTableBySK (
  288. IN EFI_ACPI_6_3_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_STRUCTURE *NfitSpaPointerStart,
  289. IN OUT EFI_ACPI_6_3_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_STRUCTURE **NfitSpaPointerNext,
  290. IN UINTN Socket
  291. )
  292. {
  293. EFI_ACPI_6_3_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_STRUCTURE *NfitSpaPointer;
  294. EFI_ACPI_6_3_NFIT_NVDIMM_CONTROL_REGION_STRUCTURE *NfitControlRegionPointer;
  295. EFI_ACPI_6_3_NFIT_NVDIMM_REGION_MAPPING_STRUCTURE *NfitRegionMappingPointer;
  296. PLATFORM_INFO_HOB *PlatformHob;
  297. VOID *Hob;
  298. UINT64 NvdRegionBase,
  299. NvdRegionSize;
  300. UINTN NvdCount, MaxNvdCount, RegionCount;
  301. UINTN RegionId, NvdRegionIndex, NvdIndex;
  302. /* Get the Platform HOB */
  303. Hob = GetFirstGuidHob (&gPlatformInfoHobGuid);
  304. if (Hob == NULL
  305. || NfitSpaPointerStart == NULL
  306. || NfitSpaPointerNext == NULL)
  307. {
  308. return EFI_INVALID_PARAMETER;
  309. }
  310. PlatformHob = (PLATFORM_INFO_HOB *)GET_GUID_HOB_DATA (Hob);
  311. NvdRegionIndex = (Socket == 0) ? 0 : NvdData[NVDIMM_SK0].NvdRegionNum;
  312. NvdIndex = (Socket == 0) ? 0 : NvdData[NVDIMM_SK0].NvdNum;
  313. if (NvdData[Socket].NvdMode == NvdimmHashed) {
  314. /* Table Type 0: SPA Range Structure */
  315. NfitSpaPointer = NfitSpaPointerStart;
  316. CopyMem (
  317. (VOID *)NfitSpaPointer,
  318. (VOID *)&NfitSPATemplate,
  319. sizeof (NfitSPATemplate)
  320. );
  321. RegionId = NvdData[Socket].NvdRegionId[0];
  322. NvdRegionBase = PlatformHob->DramInfo.Base[RegionId];
  323. NvdRegionSize = PlatformHob->DramInfo.Size[RegionId];
  324. NvdRegionIndex++;
  325. AcpiNfitFillSPA (
  326. NfitSpaPointer,
  327. NvdRegionIndex,
  328. NvdRegionBase,
  329. NvdRegionSize
  330. );
  331. NfitControlRegionPointer =
  332. (EFI_ACPI_6_3_NFIT_NVDIMM_CONTROL_REGION_STRUCTURE *)
  333. (NfitSpaPointer + 1);
  334. for (NvdCount = 0; NvdCount < NVDIMM_NUM_PER_SK; NvdCount++) {
  335. if (!NvdData[Socket].NvdInfo[NvdCount].Enabled) {
  336. continue;
  337. }
  338. NvdIndex++;
  339. /* Table Type 4: NVDIMM Control Region Structure Mark */
  340. CopyMem (
  341. (VOID *)NfitControlRegionPointer,
  342. (VOID *)&NvdimmControlRegionTemplate,
  343. sizeof (NvdimmControlRegionTemplate)
  344. );
  345. NfitFillControlRegion (
  346. NfitControlRegionPointer,
  347. &NvdData[Socket].NvdInfo[NvdCount],
  348. NvdIndex
  349. );
  350. NfitRegionMappingPointer =
  351. (EFI_ACPI_6_3_NFIT_NVDIMM_REGION_MAPPING_STRUCTURE *)
  352. (NfitControlRegionPointer + 1);
  353. /* Table Type 1: NVDIMM Region Mapping Structure */
  354. CopyMem (
  355. (VOID *)NfitRegionMappingPointer,
  356. (VOID *)&NvdimmRegionMappingTemplate,
  357. sizeof (NvdimmRegionMappingTemplate)
  358. );
  359. NfitFillRegionMapping (
  360. NfitRegionMappingPointer,
  361. NfitControlRegionPointer,
  362. NfitSpaPointer,
  363. &NvdData[Socket].NvdInfo[NvdCount],
  364. NvdIndex - 1
  365. );
  366. NfitControlRegionPointer =
  367. (EFI_ACPI_6_3_NFIT_NVDIMM_CONTROL_REGION_STRUCTURE *)
  368. (NfitRegionMappingPointer + 1);
  369. }
  370. NfitSpaPointer =
  371. (EFI_ACPI_6_3_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_STRUCTURE *)
  372. NfitControlRegionPointer;
  373. } else { /* NvdimmNonHashed */
  374. NfitSpaPointer = NfitSpaPointerStart;
  375. for (RegionCount = 0; RegionCount < NvdData[Socket].NvdRegionNum;
  376. RegionCount++)
  377. {
  378. /* Table Type 0: SPA Range Structure */
  379. CopyMem (
  380. (VOID *)NfitSpaPointer,
  381. (VOID *)&NfitSPATemplate,
  382. sizeof (NfitSPATemplate)
  383. );
  384. RegionId = NvdData[Socket].NvdRegionId[RegionCount];
  385. NvdRegionBase = PlatformHob->DramInfo.Base[RegionId];
  386. NvdRegionSize = PlatformHob->DramInfo.Size[RegionId];
  387. NvdRegionIndex++;
  388. AcpiNfitFillSPA (
  389. NfitSpaPointer,
  390. NvdRegionIndex,
  391. NvdRegionBase,
  392. NvdRegionSize
  393. );
  394. NfitControlRegionPointer =
  395. (EFI_ACPI_6_3_NFIT_NVDIMM_CONTROL_REGION_STRUCTURE *)
  396. (NfitSpaPointer + 1);
  397. NvdCount = ((NvdRegionBase == AC01_NVDIMM_SK0_NHASHED_REGION0_BASE) ||
  398. (NvdRegionBase == AC01_NVDIMM_SK1_NHASHED_REGION0_BASE)) ?
  399. 0 : AC01_NVDIMM_MAX_DIMM_PER_MCU;
  400. MaxNvdCount = NvdCount + AC01_NVDIMM_MAX_DIMM_PER_MCU;
  401. for (; NvdCount < MaxNvdCount; NvdCount++) {
  402. if (!NvdData[Socket].NvdInfo[NvdCount].Enabled) {
  403. continue;
  404. }
  405. NvdIndex++;
  406. /* Table Type 4: NVDIMM Control Region Structure Mark */
  407. CopyMem (
  408. (VOID *)NfitControlRegionPointer,
  409. (VOID *)&NvdimmControlRegionTemplate,
  410. sizeof (NvdimmControlRegionTemplate)
  411. );
  412. NfitFillControlRegion (
  413. NfitControlRegionPointer,
  414. &NvdData[Socket].NvdInfo[NvdCount],
  415. NvdIndex
  416. );
  417. NfitRegionMappingPointer =
  418. (EFI_ACPI_6_3_NFIT_NVDIMM_REGION_MAPPING_STRUCTURE *)
  419. (NfitControlRegionPointer + 1);
  420. /* Table Type 1: NVDIMM Region Mapping Structure */
  421. CopyMem (
  422. (VOID *)NfitRegionMappingPointer,
  423. (VOID *)&NvdimmRegionMappingTemplate,
  424. sizeof (NvdimmRegionMappingTemplate)
  425. );
  426. NfitFillRegionMapping (
  427. NfitRegionMappingPointer,
  428. NfitControlRegionPointer,
  429. NfitSpaPointer,
  430. &NvdData[Socket].NvdInfo[NvdCount],
  431. NvdIndex - 1
  432. );
  433. NfitControlRegionPointer =
  434. (EFI_ACPI_6_3_NFIT_NVDIMM_CONTROL_REGION_STRUCTURE *)
  435. (NfitRegionMappingPointer + 1);
  436. }
  437. NfitSpaPointer =
  438. (EFI_ACPI_6_3_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_STRUCTURE *)
  439. NfitControlRegionPointer;
  440. }
  441. }
  442. /* Update NfitSpaPointerNext */
  443. *NfitSpaPointerNext = NfitSpaPointer;
  444. return EFI_SUCCESS;
  445. }
  446. EFI_STATUS
  447. AcpiNfitFillTable (
  448. IN EFI_ACPI_6_3_NVDIMM_FIRMWARE_INTERFACE_TABLE *NfitTablePointer
  449. )
  450. {
  451. EFI_ACPI_6_3_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_STRUCTURE *NfitSpaPointerNext;
  452. if (NfitTablePointer == NULL) {
  453. return EFI_INVALID_PARAMETER;
  454. }
  455. NfitSpaPointerNext = (EFI_ACPI_6_3_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_STRUCTURE *)
  456. (NfitTablePointer + 1);
  457. if (NvdData[NVDIMM_SK0].NvdRegionNum != 0) {
  458. AcpiNfitFillTableBySK (NfitSpaPointerNext, &NfitSpaPointerNext, NVDIMM_SK0);
  459. }
  460. if (NvdData[NVDIMM_SK1].NvdRegionNum != 0) {
  461. AcpiNfitFillTableBySK (NfitSpaPointerNext, &NfitSpaPointerNext, NVDIMM_SK1);
  462. }
  463. return EFI_SUCCESS;
  464. }
  465. /*
  466. * Install NFIT table.
  467. */
  468. EFI_STATUS
  469. AcpiInstallNfitTable (
  470. VOID
  471. )
  472. {
  473. EFI_ACPI_6_3_NVDIMM_FIRMWARE_INTERFACE_TABLE *NfitTablePointer;
  474. EFI_ACPI_TABLE_PROTOCOL *AcpiTableProtocol;
  475. UINTN NfitTableKey = 0;
  476. EFI_STATUS Status;
  477. UINTN Size;
  478. UINTN NvdRegionNum;
  479. Status = gBS->LocateProtocol (
  480. &gEfiAcpiTableProtocolGuid,
  481. NULL,
  482. (VOID **)&AcpiTableProtocol
  483. );
  484. if (EFI_ERROR (Status)) {
  485. return Status;
  486. }
  487. Status = AcpiNvdDataInit (NVDIMM_SK0);
  488. if (EFI_ERROR (Status)) {
  489. return Status;
  490. }
  491. Status = AcpiNvdDataInit (NVDIMM_SK1);
  492. if (EFI_ERROR (Status)) {
  493. return Status;
  494. }
  495. NvdRegionNum = NvdData[NVDIMM_SK0].NvdRegionNum +
  496. NvdData[NVDIMM_SK1].NvdRegionNum;
  497. if (NvdRegionNum == 0) {
  498. return EFI_INVALID_PARAMETER; /* No NVDIMM Region */
  499. }
  500. Size = sizeof (EFI_ACPI_6_3_NVDIMM_FIRMWARE_INTERFACE_TABLE);
  501. if (NvdData[NVDIMM_SK0].NvdRegionNum != 0) {
  502. Size +=
  503. (sizeof (EFI_ACPI_6_3_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_STRUCTURE) *
  504. NvdData[NVDIMM_SK0].NvdRegionNum) +
  505. (sizeof (EFI_ACPI_6_3_NFIT_NVDIMM_CONTROL_REGION_STRUCTURE) *
  506. NvdData[NVDIMM_SK0].NvdNum) +
  507. (sizeof (EFI_ACPI_6_3_NFIT_NVDIMM_REGION_MAPPING_STRUCTURE) *
  508. NvdData[NVDIMM_SK0].NvdNum);
  509. }
  510. if (NvdData[NVDIMM_SK1].NvdRegionNum != 0) {
  511. Size +=
  512. (sizeof (EFI_ACPI_6_3_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_STRUCTURE) *
  513. NvdData[NVDIMM_SK1].NvdRegionNum) +
  514. (sizeof (EFI_ACPI_6_3_NFIT_NVDIMM_CONTROL_REGION_STRUCTURE) *
  515. NvdData[NVDIMM_SK1].NvdNum) +
  516. (sizeof (EFI_ACPI_6_3_NFIT_NVDIMM_REGION_MAPPING_STRUCTURE) *
  517. NvdData[NVDIMM_SK1].NvdNum);
  518. }
  519. NfitTablePointer =
  520. (EFI_ACPI_6_3_NVDIMM_FIRMWARE_INTERFACE_TABLE *)AllocateZeroPool (Size);
  521. if (NfitTablePointer == NULL) {
  522. return EFI_OUT_OF_RESOURCES;
  523. }
  524. CopyMem (
  525. (VOID *)NfitTablePointer,
  526. (VOID *)&NFITTableHeaderTemplate,
  527. sizeof (NFITTableHeaderTemplate)
  528. );
  529. NfitTablePointer->Header.Length = Size;
  530. Status = AcpiNfitFillTable (NfitTablePointer);
  531. if (EFI_ERROR (Status)) {
  532. FreePool ((VOID *)NfitTablePointer);
  533. return Status;
  534. }
  535. AcpiUpdateChecksum ((UINT8 *)NfitTablePointer, NfitTablePointer->Header.Length);
  536. Status = AcpiTableProtocol->InstallAcpiTable (
  537. AcpiTableProtocol,
  538. (VOID *)NfitTablePointer,
  539. NfitTablePointer->Header.Length,
  540. &NfitTableKey
  541. );
  542. if (EFI_ERROR (Status)) {
  543. FreePool ((VOID *)NfitTablePointer);
  544. }
  545. return Status;
  546. }