-/** @file
- Update and publish processors' BIST information.
-
- Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include "CpuMpPei.h"
-
-EFI_SEC_PLATFORM_INFORMATION2_PPI mSecPlatformInformation2Ppi = {
- SecPlatformInformation2
-};
-
-EFI_PEI_PPI_DESCRIPTOR mPeiSecPlatformInformation2Ppi = {
- (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
- &gEfiSecPlatformInformation2PpiGuid,
- &mSecPlatformInformation2Ppi
-};
-
-/**
- Implementation of the PlatformInformation2 service in EFI_SEC_PLATFORM_INFORMATION2_PPI.
-
- @param PeiServices The pointer to the PEI Services Table.
- @param StructureSize The pointer to the variable describing size of the input buffer.
- @param PlatformInformationRecord2 The pointer to the EFI_SEC_PLATFORM_INFORMATION_RECORD2.
-
- @retval EFI_SUCCESS The data was successfully returned.
- @retval EFI_BUFFER_TOO_SMALL The buffer was too small. The current buffer size needed to
- hold the record is returned in StructureSize.
-
-**/
-EFI_STATUS
-EFIAPI
-SecPlatformInformation2 (
- IN CONST EFI_PEI_SERVICES **PeiServices,
- IN OUT UINT64 *StructureSize,
- OUT EFI_SEC_PLATFORM_INFORMATION_RECORD2 *PlatformInformationRecord2
- )
-{
- PEI_CPU_MP_DATA *PeiCpuMpData;
- UINTN BistInformationSize;
- UINTN CpuIndex;
- EFI_SEC_PLATFORM_INFORMATION_CPU *CpuInstance;
-
- PeiCpuMpData = GetMpHobData ();
-
- BistInformationSize = sizeof (EFI_SEC_PLATFORM_INFORMATION_RECORD2) +
- sizeof (EFI_SEC_PLATFORM_INFORMATION_CPU) * PeiCpuMpData->CpuCount;
- //
- // return the information size if input buffer size is too small
- //
- if ((*StructureSize) < (UINT64) BistInformationSize) {
- *StructureSize = (UINT64) BistInformationSize;
- return EFI_BUFFER_TOO_SMALL;
- }
-
- PlatformInformationRecord2->NumberOfCpus = PeiCpuMpData->CpuCount;
- CpuInstance = PlatformInformationRecord2->CpuInstance;
- for (CpuIndex = 0; CpuIndex < PeiCpuMpData->CpuCount; CpuIndex ++) {
- CpuInstance[CpuIndex].CpuLocation = PeiCpuMpData->CpuData[CpuIndex].ApicId;
- CpuInstance[CpuIndex].InfoRecord.IA32HealthFlags = PeiCpuMpData->CpuData[CpuIndex].Health;
- }
-
- return EFI_SUCCESS;
-}
-
-/**
- Worker function to get CPUs' BIST by calling SecPlatformInformationPpi
- or SecPlatformInformation2Ppi.
-
- @param PeiServices Pointer to PEI Services Table
- @param Guid PPI Guid
- @param PpiDescriptor Return a pointer to instance of the
- EFI_PEI_PPI_DESCRIPTOR
- @param BistInformationData Pointer to BIST information data
-
- @retval EFI_SUCCESS Retrieve of the BIST data successfully
- @retval EFI_NOT_FOUND No sec platform information(2) ppi export
- @retval EFI_DEVICE_ERROR Failed to get CPU Information
-
-**/
-EFI_STATUS
-GetBistInfoFromPpi (
- IN CONST EFI_PEI_SERVICES **PeiServices,
- IN CONST EFI_GUID *Guid,
- OUT EFI_PEI_PPI_DESCRIPTOR **PpiDescriptor,
- OUT VOID **BistInformationData
- )
-{
- EFI_STATUS Status;
- EFI_SEC_PLATFORM_INFORMATION2_PPI *SecPlatformInformation2Ppi;
- EFI_SEC_PLATFORM_INFORMATION_RECORD2 *SecPlatformInformation2;
- UINT64 InformationSize;
-
- Status = PeiServicesLocatePpi (
- Guid, // GUID
- 0, // INSTANCE
- PpiDescriptor, // EFI_PEI_PPI_DESCRIPTOR
- (VOID **)&SecPlatformInformation2Ppi // PPI
- );
- if (Status == EFI_NOT_FOUND) {
- return EFI_NOT_FOUND;
- }
-
- if (Status == EFI_SUCCESS) {
- //
- // Get the size of the sec platform information2(BSP/APs' BIST data)
- //
- InformationSize = 0;
- SecPlatformInformation2 = NULL;
- Status = SecPlatformInformation2Ppi->PlatformInformation2 (
- PeiServices,
- &InformationSize,
- SecPlatformInformation2
- );
- if (Status == EFI_BUFFER_TOO_SMALL) {
- Status = PeiServicesAllocatePool (
- (UINTN) InformationSize,
- (VOID **) &SecPlatformInformation2
- );
- if (Status == EFI_SUCCESS) {
- //
- // Retrieve BIST data
- //
- Status = SecPlatformInformation2Ppi->PlatformInformation2 (
- PeiServices,
- &InformationSize,
- SecPlatformInformation2
- );
- if (Status == EFI_SUCCESS) {
- *BistInformationData = SecPlatformInformation2;
- return EFI_SUCCESS;
- }
- }
- }
- }
-
- return EFI_DEVICE_ERROR;
-}
-
-/**
- Collects BIST data from PPI.
-
- This function collects BIST data from Sec Platform Information2 PPI
- or SEC Platform Information PPI.
-
- @param PeiServices Pointer to PEI Services Table
- @param PeiCpuMpData Pointer to PEI CPU MP Data
-
-**/
-VOID
-CollectBistDataFromPpi (
- IN CONST EFI_PEI_SERVICES **PeiServices,
- IN PEI_CPU_MP_DATA *PeiCpuMpData
- )
-{
- EFI_STATUS Status;
- EFI_PEI_PPI_DESCRIPTOR *SecInformationDescriptor;
- EFI_SEC_PLATFORM_INFORMATION_RECORD2 *SecPlatformInformation2;
- EFI_SEC_PLATFORM_INFORMATION_RECORD *SecPlatformInformation;
- UINTN NumberOfData;
- EFI_SEC_PLATFORM_INFORMATION_CPU *CpuInstance;
- EFI_SEC_PLATFORM_INFORMATION_CPU BspCpuInstance;
- UINTN ProcessorNumber;
- UINTN CpuIndex;
- PEI_CPU_DATA *CpuData;
-
- SecPlatformInformation2 = NULL;
- SecPlatformInformation = NULL;
- NumberOfData = 0;
- CpuInstance = NULL;
-
- //
- // Get BIST information from Sec Platform Information2 Ppi firstly
- //
- Status = GetBistInfoFromPpi (
- PeiServices,
- &gEfiSecPlatformInformation2PpiGuid,
- &SecInformationDescriptor,
- (VOID *) &SecPlatformInformation2
- );
- if (Status == EFI_SUCCESS) {
- //
- // Sec Platform Information2 PPI includes BSP/APs' BIST information
- //
- NumberOfData = SecPlatformInformation2->NumberOfCpus;
- CpuInstance = SecPlatformInformation2->CpuInstance;
- } else {
- //
- // Otherwise, get BIST information from Sec Platform Information Ppi
- //
- Status = GetBistInfoFromPpi (
- PeiServices,
- &gEfiSecPlatformInformationPpiGuid,
- &SecInformationDescriptor,
- (VOID *) &SecPlatformInformation
- );
- if (Status == EFI_SUCCESS) {
- NumberOfData = 1;
- //
- // SEC Platform Information only includes BSP's BIST information
- // and does not have BSP's APIC ID
- //
- BspCpuInstance.CpuLocation = GetInitialApicId ();
- BspCpuInstance.InfoRecord.IA32HealthFlags.Uint32 = SecPlatformInformation->IA32HealthFlags.Uint32;
- CpuInstance = &BspCpuInstance;
- } else {
- DEBUG ((EFI_D_INFO, "Does not find any stored CPU BIST information from PPI!\n"));
- }
- }
- for (ProcessorNumber = 0; ProcessorNumber < PeiCpuMpData->CpuCount; ProcessorNumber ++) {
- CpuData = &PeiCpuMpData->CpuData[ProcessorNumber];
- for (CpuIndex = 0; CpuIndex < NumberOfData; CpuIndex ++) {
- ASSERT (CpuInstance != NULL);
- if (CpuData->ApicId == CpuInstance[CpuIndex].CpuLocation) {
- //
- // Update processor's BIST data if it is already stored before
- //
- CpuData->Health = CpuInstance[CpuIndex].InfoRecord.IA32HealthFlags;
- }
- }
- if (CpuData->Health.Uint32 != 0) {
- //
- // Report Status Code that self test is failed
- //
- REPORT_STATUS_CODE (
- EFI_ERROR_CODE | EFI_ERROR_MAJOR,
- (EFI_COMPUTING_UNIT_HOST_PROCESSOR | EFI_CU_HP_EC_SELF_TEST)
- );
- }
- DEBUG ((EFI_D_INFO, " APICID - 0x%08x, BIST - 0x%08x\n",
- PeiCpuMpData->CpuData[ProcessorNumber].ApicId,
- PeiCpuMpData->CpuData[ProcessorNumber].Health.Uint32
- ));
- }
-
- if (SecPlatformInformation2 != NULL && NumberOfData < PeiCpuMpData->CpuCount) {
- //
- // Reinstall SecPlatformInformation2 PPI to include new BIST inforamtion
- //
- Status = PeiServicesReInstallPpi (
- SecInformationDescriptor,
- &mPeiSecPlatformInformation2Ppi
- );
- ASSERT_EFI_ERROR (Status);
- } else {
- //
- // Install SecPlatformInformation2 PPI to include new BIST inforamtion
- //
- Status = PeiServicesInstallPpi (&mPeiSecPlatformInformation2Ppi);
- ASSERT_EFI_ERROR(Status);
- }
-}
+/** @file\r
+ Update and publish processors' BIST information.\r
+\r
+ Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>\r
+ This program and the accompanying materials\r
+ are licensed and made available under the terms and conditions of the BSD License\r
+ which accompanies this distribution. The full text of the license may be found at\r
+ http://opensource.org/licenses/bsd-license.php\r
+\r
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+\r
+**/\r
+\r
+#include "CpuMpPei.h"\r
+\r
+EFI_SEC_PLATFORM_INFORMATION2_PPI mSecPlatformInformation2Ppi = {\r
+ SecPlatformInformation2\r
+};\r
+\r
+EFI_PEI_PPI_DESCRIPTOR mPeiSecPlatformInformation2Ppi = {\r
+ (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),\r
+ &gEfiSecPlatformInformation2PpiGuid,\r
+ &mSecPlatformInformation2Ppi\r
+};\r
+\r
+/**\r
+ Implementation of the PlatformInformation2 service in EFI_SEC_PLATFORM_INFORMATION2_PPI.\r
+\r
+ @param PeiServices The pointer to the PEI Services Table.\r
+ @param StructureSize The pointer to the variable describing size of the input buffer.\r
+ @param PlatformInformationRecord2 The pointer to the EFI_SEC_PLATFORM_INFORMATION_RECORD2.\r
+\r
+ @retval EFI_SUCCESS The data was successfully returned.\r
+ @retval EFI_BUFFER_TOO_SMALL The buffer was too small. The current buffer size needed to\r
+ hold the record is returned in StructureSize.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+SecPlatformInformation2 (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN OUT UINT64 *StructureSize,\r
+ OUT EFI_SEC_PLATFORM_INFORMATION_RECORD2 *PlatformInformationRecord2\r
+ )\r
+{\r
+ EFI_HOB_GUID_TYPE *GuidHob;\r
+ VOID *DataInHob;\r
+ UINTN DataSize;\r
+\r
+ GuidHob = GetFirstGuidHob (&gEfiSecPlatformInformation2PpiGuid);\r
+ if (GuidHob == NULL) {\r
+ *StructureSize = 0;\r
+ return EFI_SUCCESS;\r
+ }\r
+\r
+ DataInHob = GET_GUID_HOB_DATA (GuidHob);\r
+ DataSize = GET_GUID_HOB_DATA_SIZE (GuidHob);\r
+\r
+ //\r
+ // return the information from BistHob\r
+ //\r
+ if ((*StructureSize) < (UINT64) DataSize) {\r
+ *StructureSize = (UINT64) DataSize;\r
+ return EFI_BUFFER_TOO_SMALL;\r
+ }\r
+\r
+ *StructureSize = (UINT64) DataSize;\r
+ CopyMem (PlatformInformationRecord2, DataInHob, DataSize);\r
+ return EFI_SUCCESS;\r
+}\r
+\r
+/**\r
+ Worker function to get CPUs' BIST by calling SecPlatformInformationPpi\r
+ or SecPlatformInformation2Ppi.\r
+\r
+ @param PeiServices Pointer to PEI Services Table\r
+ @param Guid PPI Guid\r
+ @param PpiDescriptor Return a pointer to instance of the\r
+ EFI_PEI_PPI_DESCRIPTOR\r
+ @param BistInformationData Pointer to BIST information data\r
+ @param BistInformationSize Return the size in bytes of BIST information\r
+\r
+ @retval EFI_SUCCESS Retrieve of the BIST data successfully\r
+ @retval EFI_NOT_FOUND No sec platform information(2) ppi export\r
+ @retval EFI_DEVICE_ERROR Failed to get CPU Information\r
+\r
+**/\r
+EFI_STATUS\r
+GetBistInfoFromPpi (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_GUID *Guid,\r
+ OUT EFI_PEI_PPI_DESCRIPTOR **PpiDescriptor,\r
+ OUT VOID **BistInformationData,\r
+ OUT UINT64 *BistInformationSize OPTIONAL\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ EFI_SEC_PLATFORM_INFORMATION2_PPI *SecPlatformInformation2Ppi;\r
+ EFI_SEC_PLATFORM_INFORMATION_RECORD2 *SecPlatformInformation2;\r
+ UINT64 InformationSize;\r
+\r
+ Status = PeiServicesLocatePpi (\r
+ Guid, // GUID\r
+ 0, // INSTANCE\r
+ PpiDescriptor, // EFI_PEI_PPI_DESCRIPTOR\r
+ (VOID **)&SecPlatformInformation2Ppi // PPI\r
+ );\r
+ if (Status == EFI_NOT_FOUND) {\r
+ return EFI_NOT_FOUND;\r
+ }\r
+\r
+ if (Status == EFI_SUCCESS) {\r
+ //\r
+ // Get the size of the sec platform information2(BSP/APs' BIST data)\r
+ //\r
+ InformationSize = 0;\r
+ SecPlatformInformation2 = NULL;\r
+ Status = SecPlatformInformation2Ppi->PlatformInformation2 (\r
+ PeiServices,\r
+ &InformationSize,\r
+ SecPlatformInformation2\r
+ );\r
+ if (Status == EFI_BUFFER_TOO_SMALL) {\r
+ Status = PeiServicesAllocatePool (\r
+ (UINTN) InformationSize,\r
+ (VOID **) &SecPlatformInformation2\r
+ );\r
+ if (Status == EFI_SUCCESS) {\r
+ //\r
+ // Retrieve BIST data\r
+ //\r
+ Status = SecPlatformInformation2Ppi->PlatformInformation2 (\r
+ PeiServices,\r
+ &InformationSize,\r
+ SecPlatformInformation2\r
+ );\r
+ if (Status == EFI_SUCCESS) {\r
+ *BistInformationData = SecPlatformInformation2;\r
+ if (BistInformationSize != NULL) {\r
+ *BistInformationSize = InformationSize;\r
+ }\r
+ return EFI_SUCCESS;\r
+ }\r
+ }\r
+ }\r
+ }\r
+\r
+ return EFI_DEVICE_ERROR;\r
+}\r
+\r
+/**\r
+ Collects BIST data from PPI.\r
+\r
+ This function collects BIST data from Sec Platform Information2 PPI\r
+ or SEC Platform Information PPI.\r
+\r
+ @param PeiServices Pointer to PEI Services Table\r
+\r
+**/\r
+VOID\r
+CollectBistDataFromPpi (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ EFI_PEI_PPI_DESCRIPTOR *SecInformationDescriptor;\r
+ EFI_SEC_PLATFORM_INFORMATION_RECORD2 *SecPlatformInformation2;\r
+ EFI_SEC_PLATFORM_INFORMATION_RECORD *SecPlatformInformation;\r
+ UINTN NumberOfData;\r
+ EFI_SEC_PLATFORM_INFORMATION_CPU *CpuInstance;\r
+ EFI_SEC_PLATFORM_INFORMATION_CPU BspCpuInstance;\r
+ UINTN ProcessorNumber;\r
+ UINTN CpuIndex;\r
+ EFI_PROCESSOR_INFORMATION ProcessorInfo;\r
+ EFI_HEALTH_FLAGS BistData;\r
+ UINTN NumberOfProcessors;\r
+ UINTN NumberOfEnabledProcessors;\r
+ UINTN BistInformationSize;\r
+ EFI_SEC_PLATFORM_INFORMATION_RECORD2 *PlatformInformationRecord2;\r
+ EFI_SEC_PLATFORM_INFORMATION_CPU *CpuInstanceInHob;\r
+ \r
+\r
+ MpInitLibGetNumberOfProcessors(&NumberOfProcessors, &NumberOfEnabledProcessors);\r
+\r
+ BistInformationSize = sizeof (EFI_SEC_PLATFORM_INFORMATION_RECORD2) +\r
+ sizeof (EFI_SEC_PLATFORM_INFORMATION_CPU) * NumberOfProcessors;\r
+ Status = PeiServicesAllocatePool (\r
+ (UINTN) BistInformationSize,\r
+ (VOID **) &PlatformInformationRecord2\r
+ );\r
+ ASSERT_EFI_ERROR (Status);\r
+ PlatformInformationRecord2->NumberOfCpus = (UINT32)NumberOfProcessors;\r
+\r
+ SecPlatformInformation2 = NULL;\r
+ SecPlatformInformation = NULL;\r
+ NumberOfData = 0;\r
+ CpuInstance = NULL;\r
+ //\r
+ // Get BIST information from Sec Platform Information2 Ppi firstly\r
+ //\r
+ Status = GetBistInfoFromPpi (\r
+ PeiServices,\r
+ &gEfiSecPlatformInformation2PpiGuid,\r
+ &SecInformationDescriptor,\r
+ (VOID *) &SecPlatformInformation2,\r
+ NULL\r
+ );\r
+ if (Status == EFI_SUCCESS) {\r
+ //\r
+ // Sec Platform Information2 PPI includes BSP/APs' BIST information\r
+ //\r
+ NumberOfData = SecPlatformInformation2->NumberOfCpus;\r
+ CpuInstance = SecPlatformInformation2->CpuInstance;\r
+ } else {\r
+ //\r
+ // Otherwise, get BIST information from Sec Platform Information Ppi\r
+ //\r
+ Status = GetBistInfoFromPpi (\r
+ PeiServices,\r
+ &gEfiSecPlatformInformationPpiGuid,\r
+ &SecInformationDescriptor,\r
+ (VOID *) &SecPlatformInformation,\r
+ NULL\r
+ );\r
+ if (Status == EFI_SUCCESS) {\r
+ NumberOfData = 1;\r
+ //\r
+ // SEC Platform Information only includes BSP's BIST information\r
+ // and does not have BSP's APIC ID\r
+ //\r
+ BspCpuInstance.CpuLocation = GetInitialApicId ();\r
+ BspCpuInstance.InfoRecord.IA32HealthFlags.Uint32 = SecPlatformInformation->IA32HealthFlags.Uint32;\r
+ CpuInstance = &BspCpuInstance;\r
+ } else {\r
+ DEBUG ((EFI_D_INFO, "Does not find any stored CPU BIST information from PPI!\n"));\r
+ }\r
+ }\r
+ for (ProcessorNumber = 0; ProcessorNumber < NumberOfProcessors; ProcessorNumber ++) {\r
+ MpInitLibGetProcessorInfo (ProcessorNumber, &ProcessorInfo, &BistData);\r
+ for (CpuIndex = 0; CpuIndex < NumberOfData; CpuIndex ++) {\r
+ ASSERT (CpuInstance != NULL);\r
+ if (ProcessorInfo.ProcessorId == CpuInstance[CpuIndex].CpuLocation) {\r
+ //\r
+ // Update processor's BIST data if it is already stored before\r
+ //\r
+ BistData = CpuInstance[CpuIndex].InfoRecord.IA32HealthFlags;\r
+ }\r
+ }\r
+ if (BistData.Uint32 != 0) {\r
+ //\r
+ // Report Status Code that self test is failed\r
+ //\r
+ REPORT_STATUS_CODE (\r
+ EFI_ERROR_CODE | EFI_ERROR_MAJOR,\r
+ (EFI_COMPUTING_UNIT_HOST_PROCESSOR | EFI_CU_HP_EC_SELF_TEST)\r
+ );\r
+ }\r
+ DEBUG ((EFI_D_INFO, " APICID - 0x%08x, BIST - 0x%08x\n",\r
+ (UINT32) ProcessorInfo.ProcessorId,\r
+ BistData\r
+ ));\r
+ CpuInstanceInHob = PlatformInformationRecord2->CpuInstance;\r
+ CpuInstanceInHob[ProcessorNumber].CpuLocation = (UINT32) ProcessorInfo.ProcessorId;\r
+ CpuInstanceInHob[ProcessorNumber].InfoRecord.IA32HealthFlags = BistData;\r
+ }\r
+ \r
+ //\r
+ // Build SecPlatformInformation2 PPI GUIDed HOB that also could be consumed\r
+ // by CPU MP driver to get CPU BIST data\r
+ //\r
+ BuildGuidDataHob (\r
+ &gEfiSecPlatformInformation2PpiGuid,\r
+ PlatformInformationRecord2,\r
+ (UINTN) BistInformationSize\r
+ );\r
+\r
+ if (SecPlatformInformation2 != NULL && NumberOfData < NumberOfProcessors) {\r
+ //\r
+ // Reinstall SecPlatformInformation2 PPI to include new BIST information\r
+ //\r
+ Status = PeiServicesReInstallPpi (\r
+ SecInformationDescriptor,\r
+ &mPeiSecPlatformInformation2Ppi\r
+ );\r
+ ASSERT_EFI_ERROR (Status);\r
+ } else {\r
+ //\r
+ // Install SecPlatformInformation2 PPI to include new BIST information\r
+ //\r
+ Status = PeiServicesInstallPpi (&mPeiSecPlatformInformation2Ppi);\r
+ ASSERT_EFI_ERROR(Status);\r
+ }\r
+}\r
+\r
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