94 lines
3.4 KiB
C
94 lines
3.4 KiB
C
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//***********************************************************************
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//* *
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//* Copyright (c) 1985-2019, American Megatrends International LLC. *
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//* *
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//* All rights reserved. Subject to AMI licensing agreement. *
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//* *
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//***********************************************************************
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/** @file
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NULL library instance
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**/
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#include <Token.h>
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#include <AmiPeiLib.h>
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#include <Library/PeiServicesLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <AmiHobs.h>
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#include <Library/HobLib.h>
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#include <Library/PostCodeLib.h>
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#include <Ppi/AmiFvDxeValidate.h>
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#include <Library/DebugLib.h>
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//-------------------------------------------------------------------------
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static EFI_PEI_PPI_DESCRIPTOR RecoveryModePpi = {
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EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST,
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&gEfiPeiBootInRecoveryModePpiGuid, NULL
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};
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//-------------------------------------------------------------------------
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/**
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* Function that will force the system into recovery mode
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*
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* @param PeiServices Pointer to the Pointer to the Pei Services Table
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*/
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VOID ExecuteActionOnFailureToValidateFv(IN CONST EFI_PEI_SERVICES **PeiServices)
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{
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EFI_BOOT_MODE BootMode;
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EFI_STATUS Status;
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RECOVERY_IMAGE_HOB *RecoveryHob = NULL;
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EFI_HOB_GENERIC_HEADER *Hobs = NULL;
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UINT32 ErrorCode;
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ErrorCode = FVDXE_VERIFY_FAILED_POSTCODE;
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(*PeiServices)->ReportStatusCode (
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PeiServices,
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EFI_ERROR_CODE, // Type
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ErrorCode, // Value
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0,
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NULL,
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NULL
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);
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PostCode (ErrorCode);
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DEBUG ((DEBUG_ERROR, "[FvDxeFailLibNull.c] FvDxe Fail to Validate Policy=%d.\n", PcdGet32(AmiPcdTdxeFailedRecoveryPolicy)));
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// AmiPcdTdxeFailedRecoveryPolicy
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// 0 - Invoke BIOS recovery process
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// 1 - Hang in CPU dead loop
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if (PcdGet32(AmiPcdTdxeFailedRecoveryPolicy) == 0) {
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Status = (*PeiServices)->GetBootMode(PeiServices, &BootMode);
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ASSERT_EFI_ERROR(Status);
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DEBUG ((DEBUG_ERROR, "==>FvDxe Recovery, Get BootMode %r %X\n", Status, BootMode));
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if(EFI_ERROR(Status))
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CpuDeadLoop ();
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if(BootMode != BOOT_IN_RECOVERY_MODE) {
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// block system boot on failed recovery image
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if(!PcdGetBool (AmiPcdForceShutdownOnFailedRecovery)){
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PcdSetBoolS(AmiPcdForceShutdownOnFailedRecovery,TRUE);
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}
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(*PeiServices)->SetBootMode(PeiServices, BOOT_IN_RECOVERY_MODE);
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(*PeiServices)->InstallPpi(PeiServices, &RecoveryModePpi);
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PEI_PROGRESS_CODE(PeiServices, PEI_RECOVERY_AUTO);
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// return;
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// } else {
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// // check if Recovery is already being processed
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// Status = (*PeiServices)->GetHobList(PeiServices, (VOID**)&Hobs);
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// if(!EFI_ERROR(Status)) {
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// RecoveryHob = GetNextGuidHob(&gAmiRecoveryImageHobGuid, (VOID*)Hobs);
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// if(RecoveryHob != NULL)
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// {
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// if(RecoveryHob->Status == EFI_SUCCESS && RecoveryHob->Address != 0)
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// {
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// return;
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// }
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// }
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// }
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}
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return;
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}
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CpuDeadLoop ();
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}
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