X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=MdeModulePkg%2FUniversal%2FAcpi%2FFirmwarePerformanceDataTableDxe%2FFirmwarePerformanceDxe.c;h=6f6ea073aa82e0a0338c2620f82a15a5afa1bb7a;hp=f834778acdcfebb4cdda480a18fa2be9aeb56175;hb=d158ba675b95c9f07455d77d0ef68ce22e7f65d0;hpb=9cf37b40183ee94a128321a97d9b72c334b002cc diff --git a/MdeModulePkg/Universal/Acpi/FirmwarePerformanceDataTableDxe/FirmwarePerformanceDxe.c b/MdeModulePkg/Universal/Acpi/FirmwarePerformanceDataTableDxe/FirmwarePerformanceDxe.c index f834778acd..6f6ea073aa 100644 --- a/MdeModulePkg/Universal/Acpi/FirmwarePerformanceDataTableDxe/FirmwarePerformanceDxe.c +++ b/MdeModulePkg/Universal/Acpi/FirmwarePerformanceDataTableDxe/FirmwarePerformanceDxe.c @@ -5,7 +5,7 @@ for Firmware Basic Boot Performance Record and other boot performance records, and install FPDT to ACPI table. - Copyright (c) 2011 - 2013, Intel Corporation. All rights reserved.
+ Copyright (c) 2011 - 2016, Intel Corporation. All rights reserved.
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 @@ -28,6 +28,7 @@ #include #include #include +#include #include #include @@ -41,14 +42,6 @@ #include #include -// -// ACPI table information used to initialize tables. -// -#define EFI_ACPI_OEM_ID "INTEL" -#define EFI_ACPI_OEM_TABLE_ID 0x2020204F4E414954ULL // "TIANO " -#define EFI_ACPI_OEM_REVISION 0x00000001 -#define EFI_ACPI_CREATOR_ID 0x5446534D // TBD "MSFT" -#define EFI_ACPI_CREATOR_REVISION 0x01000013 // TBD #define EXTENSION_RECORD_SIZE 0x10000 #define SMM_BOOT_RECORD_COMM_SIZE OFFSET_OF (EFI_SMM_COMMUNICATE_HEADER, Data) + sizeof(SMM_BOOT_RECORD_COMMUNICATE) @@ -62,6 +55,7 @@ UINTN mFirmwarePerformanceTableTemplateKey = 0; UINT32 mBootRecordSize = 0; UINT32 mBootRecordMaxSize = 0; UINT8 *mBootRecordBuffer = NULL; +BOOLEAN mDxeCoreReportStatusCodeEnable = FALSE; BOOT_PERFORMANCE_TABLE *mAcpiBootPerformanceTable = NULL; S3_PERFORMANCE_TABLE *mAcpiS3PerformanceTable = NULL; @@ -73,13 +67,13 @@ FIRMWARE_PERFORMANCE_TABLE mFirmwarePerformanceTableTemplate = { EFI_ACPI_5_0_FIRMWARE_PERFORMANCE_DATA_TABLE_REVISION, // Revision 0x00, // Checksum will be updated at runtime // - // It is expected that these values will be updated at runtime. + // It is expected that these values will be updated at EntryPoint. // - EFI_ACPI_OEM_ID, // OEMID is a 6 bytes long field - EFI_ACPI_OEM_TABLE_ID, // OEM table identification(8 bytes long) - EFI_ACPI_OEM_REVISION, // OEM revision number - EFI_ACPI_CREATOR_ID, // ASL compiler vendor ID - EFI_ACPI_CREATOR_REVISION, // ASL compiler revision number + {0x00}, // OEM ID is a 6 bytes long field + 0x00, // OEM Table ID(8 bytes long) + 0x00, // OEM Revision + 0x00, // Creator ID + 0x00, // Creator Revision }, // // Firmware Basic Boot Performance Table Pointer Record. @@ -344,6 +338,12 @@ InstallFirmwarePerformanceDataTable ( UINT8 *BootPerformanceData; EFI_SMM_COMMUNICATION_PROTOCOL *Communication; FIRMWARE_PERFORMANCE_VARIABLE PerformanceVariable; + EDKII_PI_SMM_COMMUNICATION_REGION_TABLE *SmmCommRegionTable; + EFI_MEMORY_DESCRIPTOR *SmmCommMemRegion; + UINTN Index; + VOID *SmmBootRecordData; + UINTN SmmBootRecordDataSize; + UINTN ReservedMemSize; // // Get AcpiTable Protocol. @@ -358,40 +358,74 @@ InstallFirmwarePerformanceDataTable ( // SmmBootRecordCommBuffer = NULL; SmmCommData = NULL; + SmmBootRecordData = NULL; + SmmBootRecordDataSize = 0; + ReservedMemSize = 0; Status = gBS->LocateProtocol (&gEfiSmmCommunicationProtocolGuid, NULL, (VOID **) &Communication); if (!EFI_ERROR (Status)) { // // Initialize communicate buffer + // Get the prepared Reserved Memory Range // - SmmBootRecordCommBuffer = AllocateZeroPool (SMM_BOOT_RECORD_COMM_SIZE); - ASSERT (SmmBootRecordCommBuffer != NULL); - SmmCommBufferHeader = (EFI_SMM_COMMUNICATE_HEADER*)SmmBootRecordCommBuffer; - SmmCommData = (SMM_BOOT_RECORD_COMMUNICATE*)SmmCommBufferHeader->Data; - ZeroMem((UINT8*)SmmCommData, sizeof(SMM_BOOT_RECORD_COMMUNICATE)); - - CopyGuid (&SmmCommBufferHeader->HeaderGuid, &gEfiFirmwarePerformanceGuid); - SmmCommBufferHeader->MessageLength = sizeof(SMM_BOOT_RECORD_COMMUNICATE); - CommSize = SMM_BOOT_RECORD_COMM_SIZE; - - // - // Get the size of boot records. - // - SmmCommData->Function = SMM_FPDT_FUNCTION_GET_BOOT_RECORD_SIZE; - SmmCommData->BootRecordData = NULL; - Status = Communication->Communicate (Communication, SmmBootRecordCommBuffer, &CommSize); - ASSERT_EFI_ERROR (Status); - - if (!EFI_ERROR (SmmCommData->ReturnStatus) && SmmCommData->BootRecordSize != 0) { + Status = EfiGetSystemConfigurationTable ( + &gEdkiiPiSmmCommunicationRegionTableGuid, + (VOID **) &SmmCommRegionTable + ); + if (!EFI_ERROR (Status)) { + ASSERT (SmmCommRegionTable != NULL); + SmmCommMemRegion = (EFI_MEMORY_DESCRIPTOR *) (SmmCommRegionTable + 1); + for (Index = 0; Index < SmmCommRegionTable->NumberOfEntries; Index ++) { + if (SmmCommMemRegion->Type == EfiConventionalMemory) { + break; + } + SmmCommMemRegion = (EFI_MEMORY_DESCRIPTOR *) ((UINT8 *) SmmCommMemRegion + SmmCommRegionTable->DescriptorSize); + } + ASSERT (Index < SmmCommRegionTable->NumberOfEntries); + ASSERT (SmmCommMemRegion->PhysicalStart > 0); + ASSERT (SmmCommMemRegion->NumberOfPages > 0); + ReservedMemSize = (UINTN) SmmCommMemRegion->NumberOfPages * EFI_PAGE_SIZE; + // - // Get all boot records + // Check enough reserved memory space // - SmmCommData->Function = SMM_FPDT_FUNCTION_GET_BOOT_RECORD_DATA; - SmmCommData->BootRecordData = AllocateZeroPool(SmmCommData->BootRecordSize); - ASSERT (SmmCommData->BootRecordData != NULL); + if (ReservedMemSize > SMM_BOOT_RECORD_COMM_SIZE) { + SmmBootRecordCommBuffer = (VOID *) (UINTN) SmmCommMemRegion->PhysicalStart; + SmmCommBufferHeader = (EFI_SMM_COMMUNICATE_HEADER*)SmmBootRecordCommBuffer; + SmmCommData = (SMM_BOOT_RECORD_COMMUNICATE*)SmmCommBufferHeader->Data; + ZeroMem((UINT8*)SmmCommData, sizeof(SMM_BOOT_RECORD_COMMUNICATE)); + + CopyGuid (&SmmCommBufferHeader->HeaderGuid, &gEfiFirmwarePerformanceGuid); + SmmCommBufferHeader->MessageLength = sizeof(SMM_BOOT_RECORD_COMMUNICATE); + CommSize = SMM_BOOT_RECORD_COMM_SIZE; - Status = Communication->Communicate (Communication, SmmBootRecordCommBuffer, &CommSize); - ASSERT_EFI_ERROR (Status); - ASSERT_EFI_ERROR(SmmCommData->ReturnStatus); + // + // Get the size of boot records. + // + SmmCommData->Function = SMM_FPDT_FUNCTION_GET_BOOT_RECORD_SIZE; + SmmCommData->BootRecordData = NULL; + Status = Communication->Communicate (Communication, SmmBootRecordCommBuffer, &CommSize); + ASSERT_EFI_ERROR (Status); + + if (!EFI_ERROR (SmmCommData->ReturnStatus) && SmmCommData->BootRecordSize != 0) { + // + // Get all boot records + // + SmmCommData->Function = SMM_FPDT_FUNCTION_GET_BOOT_RECORD_DATA_BY_OFFSET; + SmmBootRecordDataSize = SmmCommData->BootRecordSize; + SmmBootRecordData = AllocateZeroPool(SmmBootRecordDataSize); + ASSERT (SmmBootRecordData != NULL); + SmmCommData->BootRecordOffset = 0; + SmmCommData->BootRecordData = (VOID *) ((UINTN) SmmCommMemRegion->PhysicalStart + SMM_BOOT_RECORD_COMM_SIZE); + SmmCommData->BootRecordSize = ReservedMemSize - SMM_BOOT_RECORD_COMM_SIZE; + while (SmmCommData->BootRecordOffset < SmmBootRecordDataSize) { + Status = Communication->Communicate (Communication, SmmBootRecordCommBuffer, &CommSize); + ASSERT_EFI_ERROR (Status); + ASSERT_EFI_ERROR(SmmCommData->ReturnStatus); + CopyMem ((UINT8 *) SmmBootRecordData + SmmCommData->BootRecordOffset, SmmCommData->BootRecordData, SmmCommData->BootRecordSize); + SmmCommData->BootRecordOffset = SmmCommData->BootRecordOffset + SmmCommData->BootRecordSize; + } + } + } } } @@ -401,7 +435,7 @@ InstallFirmwarePerformanceDataTable ( // BootPerformanceDataSize = sizeof (BOOT_PERFORMANCE_TABLE) + mBootRecordSize + PcdGet32 (PcdExtFpdtBootRecordPadSize); if (SmmCommData != NULL) { - BootPerformanceDataSize += SmmCommData->BootRecordSize; + BootPerformanceDataSize += SmmBootRecordDataSize; } // @@ -437,14 +471,12 @@ InstallFirmwarePerformanceDataTable ( DEBUG ((EFI_D_INFO, "FPDT: ACPI Boot Performance Table address = 0x%x\n", mAcpiBootPerformanceTable)); if (mAcpiBootPerformanceTable == NULL) { - if (SmmCommData != NULL && SmmCommData->BootRecordData != NULL) { - FreePool (SmmCommData->BootRecordData); - } - if (SmmBootRecordCommBuffer != NULL) { - FreePool (SmmBootRecordCommBuffer); + if (SmmCommData != NULL && SmmBootRecordData != NULL) { + FreePool (SmmBootRecordData); } if (mAcpiS3PerformanceTable != NULL) { FreePages (mAcpiS3PerformanceTable, EFI_SIZE_TO_PAGES (sizeof (S3_PERFORMANCE_TABLE))); + mAcpiS3PerformanceTable = NULL; } return EFI_OUT_OF_RESOURCES; } @@ -464,17 +496,14 @@ InstallFirmwarePerformanceDataTable ( CopyMem (BootPerformanceData, mBootRecordBuffer, mBootRecordSize); mAcpiBootPerformanceTable->Header.Length += mBootRecordSize; BootPerformanceData = BootPerformanceData + mBootRecordSize; - if (SmmCommData != NULL && SmmCommData->BootRecordData != NULL) { + if (SmmCommData != NULL && SmmBootRecordData != NULL) { // // Fill Boot records from SMM drivers. // - CopyMem (BootPerformanceData, SmmCommData->BootRecordData, SmmCommData->BootRecordSize); - FreePool (SmmCommData->BootRecordData); - mAcpiBootPerformanceTable->Header.Length = (UINT32) (mAcpiBootPerformanceTable->Header.Length + SmmCommData->BootRecordSize); - BootPerformanceData = BootPerformanceData + SmmCommData->BootRecordSize; - } - if (SmmBootRecordCommBuffer != NULL) { - FreePool (SmmBootRecordCommBuffer); + CopyMem (BootPerformanceData, SmmBootRecordData, SmmBootRecordDataSize); + FreePool (SmmBootRecordData); + mAcpiBootPerformanceTable->Header.Length = (UINT32) (mAcpiBootPerformanceTable->Header.Length + SmmBootRecordDataSize); + BootPerformanceData = BootPerformanceData + SmmBootRecordDataSize; } // @@ -496,15 +525,15 @@ InstallFirmwarePerformanceDataTable ( mFirmwarePerformanceTableTemplate.S3PointerRecord.S3PerformanceTablePointer = (UINT64) (UINTN) mAcpiS3PerformanceTable; // // Save Runtime Performance Table pointers to Variable. + // Don't check SetVariable return status. It doesn't impact FPDT table generation. // - Status = gRT->SetVariable ( - EFI_FIRMWARE_PERFORMANCE_VARIABLE_NAME, - &gEfiFirmwarePerformanceGuid, - EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS, - sizeof (PerformanceVariable), - &PerformanceVariable - ); - ASSERT_EFI_ERROR (Status); + gRT->SetVariable ( + EFI_FIRMWARE_PERFORMANCE_VARIABLE_NAME, + &gEfiFirmwarePerformanceGuid, + EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS, + sizeof (PerformanceVariable), + &PerformanceVariable + ); // // Publish Firmware Performance Data Table. @@ -562,85 +591,6 @@ FpdtReadyToBootEventNotify ( } } -/** - Notify function for event group EFI_EVENT_LEGACY_BOOT_GUID. This is used to - record performance data for OsLoaderLoadImageStart in FPDT for legacy boot. - - @param[in] Event The Event that is being processed. - @param[in] Context The Event Context. - -**/ -VOID -EFIAPI -FpdtLegacyBootEventNotify ( - IN EFI_EVENT Event, - IN VOID *Context - ) -{ - if (mAcpiBootPerformanceTable == NULL) { - // - // Firmware Performance Data Table not installed, do nothing. - // - return ; - } - - // - // Update Firmware Basic Boot Performance Record for legacy boot. - // - mAcpiBootPerformanceTable->BasicBoot.OsLoaderLoadImageStart = 0; - mAcpiBootPerformanceTable->BasicBoot.OsLoaderStartImageStart = GetTimeInNanoSecond (GetPerformanceCounter ()); - mAcpiBootPerformanceTable->BasicBoot.ExitBootServicesEntry = 0; - mAcpiBootPerformanceTable->BasicBoot.ExitBootServicesExit = 0; - - // - // Dump FPDT Boot Performance record. - // - DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - ResetEnd = %ld\n", mAcpiBootPerformanceTable->BasicBoot.ResetEnd)); - DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - OsLoaderLoadImageStart = 0\n")); - DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - OsLoaderStartImageStart = %ld\n", mAcpiBootPerformanceTable->BasicBoot.OsLoaderStartImageStart)); - DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - ExitBootServicesEntry = 0\n")); - DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - ExitBootServicesExit = 0\n")); -} - -/** - Notify function for event EVT_SIGNAL_EXIT_BOOT_SERVICES. This is used to record - performance data for ExitBootServicesEntry in FPDT. - - @param[in] Event The Event that is being processed. - @param[in] Context The Event Context. - -**/ -VOID -EFIAPI -FpdtExitBootServicesEventNotify ( - IN EFI_EVENT Event, - IN VOID *Context - ) -{ - if (mAcpiBootPerformanceTable == NULL) { - // - // Firmware Performance Data Table not installed, do nothing. - // - return ; - } - - // - // Update Firmware Basic Boot Performance Record for UEFI boot. - // - mAcpiBootPerformanceTable->BasicBoot.ExitBootServicesEntry = GetTimeInNanoSecond (GetPerformanceCounter ()); - - // - // Dump FPDT Boot Performance record. - // - DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - ResetEnd = %ld\n", mAcpiBootPerformanceTable->BasicBoot.ResetEnd)); - DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - OsLoaderLoadImageStart = %ld\n", mAcpiBootPerformanceTable->BasicBoot.OsLoaderLoadImageStart)); - DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - OsLoaderStartImageStart = %ld\n", mAcpiBootPerformanceTable->BasicBoot.OsLoaderStartImageStart)); - DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - ExitBootServicesEntry = %ld\n", mAcpiBootPerformanceTable->BasicBoot.ExitBootServicesEntry)); - // - // ExitBootServicesExit will be updated later, so don't dump it here. - // -} - /** Report status code listener of FPDT. This is used to collect performance data for OsLoaderLoadImageStart and OsLoaderStartImageStart in FPDT. @@ -678,6 +628,13 @@ FpdtStatusCodeListenerDxe ( if ((CodeType & EFI_STATUS_CODE_TYPE_MASK) != EFI_PROGRESS_CODE) { return EFI_UNSUPPORTED; } + + if (Value == (EFI_SOFTWARE_DXE_CORE | EFI_SW_DXE_CORE_PC_HANDOFF_TO_NEXT)) { + // + // DxeCore ReportStatusCode Enable so that the capability can be supported. + // + mDxeCoreReportStatusCodeEnable = TRUE; + } Status = EFI_SUCCESS; if (Value == PcdGet32 (PcdProgressCodeOsLoaderLoad)) { @@ -705,6 +662,11 @@ FpdtStatusCodeListenerDxe ( // mAcpiBootPerformanceTable->BasicBoot.OsLoaderStartImageStart = GetTimeInNanoSecond (GetPerformanceCounter ()); } else if (Value == (EFI_SOFTWARE_EFI_BOOT_SERVICE | EFI_SW_BS_PC_EXIT_BOOT_SERVICES)) { + // + // Unregister boot time report status code listener. + // + mRscHandlerProtocol->Unregister (FpdtStatusCodeListenerDxe); + // // Progress code for ExitBootServices. // @@ -716,11 +678,27 @@ FpdtStatusCodeListenerDxe ( // Update ExitBootServicesExit for UEFI boot. // mAcpiBootPerformanceTable->BasicBoot.ExitBootServicesExit = GetTimeInNanoSecond (GetPerformanceCounter ()); + } else if (Value == (EFI_SOFTWARE_DXE_BS_DRIVER | EFI_SW_DXE_BS_PC_LEGACY_BOOT_EVENT)) { + if (mAcpiBootPerformanceTable == NULL) { + // + // Firmware Performance Data Table not installed, do nothing. + // + return Status; + } // - // Unregister boot time report status code listener. + // Update Firmware Basic Boot Performance Record for legacy boot. // - mRscHandlerProtocol->Unregister (FpdtStatusCodeListenerDxe); + mAcpiBootPerformanceTable->BasicBoot.OsLoaderStartImageStart = GetTimeInNanoSecond (GetPerformanceCounter ()); + + // + // Dump FPDT Boot Performance record. + // + DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - ResetEnd = %ld\n", mAcpiBootPerformanceTable->BasicBoot.ResetEnd)); + DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - OsLoaderLoadImageStart = 0\n")); + DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - OsLoaderStartImageStart = %ld\n", mAcpiBootPerformanceTable->BasicBoot.OsLoaderStartImageStart)); + DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - ExitBootServicesEntry = 0\n")); + DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - ExitBootServicesExit = 0\n")); } else if (Data != NULL && CompareGuid (&Data->Type, &gEfiFirmwarePerformanceGuid)) { // // Append one or more Boot records @@ -767,6 +745,54 @@ FpdtStatusCodeListenerDxe ( return Status; } + +/** + Notify function for event EVT_SIGNAL_EXIT_BOOT_SERVICES. This is used to record + performance data for ExitBootServicesEntry in FPDT. + + @param[in] Event The Event that is being processed. + @param[in] Context The Event Context. + +**/ +VOID +EFIAPI +FpdtExitBootServicesEventNotify ( + IN EFI_EVENT Event, + IN VOID *Context + ) +{ + if (!mDxeCoreReportStatusCodeEnable) { + // + // When DxeCore Report Status Code is disabled, + // Unregister boot time report status code listener at ExitBootService Event. + // + mRscHandlerProtocol->Unregister (FpdtStatusCodeListenerDxe); + } + + if (mAcpiBootPerformanceTable == NULL) { + // + // Firmware Performance Data Table not installed, do nothing. + // + return ; + } + + // + // Update Firmware Basic Boot Performance Record for UEFI boot. + // + mAcpiBootPerformanceTable->BasicBoot.ExitBootServicesEntry = GetTimeInNanoSecond (GetPerformanceCounter ()); + + // + // Dump FPDT Boot Performance record. + // + DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - ResetEnd = %ld\n", mAcpiBootPerformanceTable->BasicBoot.ResetEnd)); + DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - OsLoaderLoadImageStart = %ld\n", mAcpiBootPerformanceTable->BasicBoot.OsLoaderLoadImageStart)); + DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - OsLoaderStartImageStart = %ld\n", mAcpiBootPerformanceTable->BasicBoot.OsLoaderStartImageStart)); + DEBUG ((EFI_D_INFO, "FPDT: Boot Performance - ExitBootServicesEntry = %ld\n", mAcpiBootPerformanceTable->BasicBoot.ExitBootServicesEntry)); + // + // ExitBootServicesExit will be updated later, so don't dump it here. + // +} + /** The module Entry Point of the Firmware Performance Data Table DXE driver. @@ -788,6 +814,18 @@ FirmwarePerformanceDxeEntryPoint ( EFI_HOB_GUID_TYPE *GuidHob; FIRMWARE_SEC_PERFORMANCE *Performance; VOID *Registration; + UINT64 OemTableId; + + CopyMem ( + mFirmwarePerformanceTableTemplate.Header.OemId, + PcdGetPtr (PcdAcpiDefaultOemId), + sizeof (mFirmwarePerformanceTableTemplate.Header.OemId) + ); + OemTableId = PcdGet64 (PcdAcpiDefaultOemTableId); + CopyMem (&mFirmwarePerformanceTableTemplate.Header.OemTableId, &OemTableId, sizeof (UINT64)); + mFirmwarePerformanceTableTemplate.Header.OemRevision = PcdGet32 (PcdAcpiDefaultOemRevision); + mFirmwarePerformanceTableTemplate.Header.CreatorId = PcdGet32 (PcdAcpiDefaultCreatorId); + mFirmwarePerformanceTableTemplate.Header.CreatorRevision = PcdGet32 (PcdAcpiDefaultCreatorRevision); // // Get Report Status Code Handler Protocol. @@ -827,19 +865,6 @@ FirmwarePerformanceDxeEntryPoint ( ); ASSERT_EFI_ERROR (Status); - // - // Create legacy boot event to log OsLoaderStartImageStart for legacy boot. - // - Status = gBS->CreateEventEx ( - EVT_NOTIFY_SIGNAL, - TPL_NOTIFY, - FpdtLegacyBootEventNotify, - NULL, - &gEfiEventLegacyBootGuid, - &mLegacyBootEvent - ); - ASSERT_EFI_ERROR (Status); - // // Retrieve GUID HOB data that contains the ResetEnd. //