ubuntu20.04 init

hc

2024-03-25 edb30157bad0c0001c32b854271ace01d3b9a16a

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/** @file 
  UbaSoftStrapUpdateLib implementation. 
 
  @copyright 
  Copyright 2012 - 2021 Intel Corporation. <BR> 
 
  SPDX-License-Identifier: BSD-2-Clause-Patent 
**/ 
 
#include <PiPei.h> 
#include <Uefi/UefiSpec.h> 
#include <Ppi/UbaCfgDb.h> 
#include <Library/PeimEntryPoint.h> 
#include <Library/PeiServicesLib.h> 
#include <Library/PeiServicesTablePointerLib.h> 
#include <Library/DebugLib.h> 
#include <Library/UbaSoftStrapUpdateLib.h> 
 
 
EFI_STATUS 
GetPchSoftSoftStrapTable ( 
  IN  VOID                    **PchSoftStrapTable 
  ) 
{ 
  EFI_STATUS                        Status; 
  UBA_CONFIG_DATABASE_PPI           *UbaConfigPpi = NULL; 
  PLATFORM_PCH_SOFTSTRAP_UPDATE     PchSoftStrapUpdate; 
  UINTN                             Size; 
 
  Status = PeiServicesLocatePpi ( 
              &gUbaConfigDatabasePpiGuid, 
              0, 
              NULL, 
              &UbaConfigPpi 
              ); 
  if (EFI_ERROR(Status)) { 
    return Status; 
  } 
 
  Size = sizeof(PchSoftStrapUpdate); 
  Status = UbaConfigPpi->GetData ( 
                                UbaConfigPpi, 
                                &gPlatformPchSoftStrapConfigDataGuid, 
                                &PchSoftStrapUpdate, 
                                &Size 
                                ); 
  if (EFI_ERROR(Status)) { 
    return Status; 
  } 
 
  ASSERT (PchSoftStrapUpdate.Signature == PLATFORM_SOFT_STRAP_UPDATE_SIGNATURE); 
  ASSERT (PchSoftStrapUpdate.Version == PLATFORM_SOFT_STRAP_UPDATE_VERSION); 
 
  *PchSoftStrapTable = PchSoftStrapUpdate.PchSoftStrapTablePtr; 
 
  return Status; 
} 
 
VOID 
PlatformSpecificPchSoftStrapUpdate ( 
  IN OUT  UINT8                 *FlashDescriptorCopy 
  ) 
{ 
  EFI_STATUS                        Status; 
  UBA_CONFIG_DATABASE_PPI           *UbaConfigPpi = NULL; 
  PLATFORM_PCH_SOFTSTRAP_UPDATE     PchSoftStrapUpdate; 
  UINTN                             Size; 
 
  Status = PeiServicesLocatePpi ( 
              &gUbaConfigDatabasePpiGuid, 
              0, 
              NULL, 
              &UbaConfigPpi 
              ); 
  if (EFI_ERROR(Status)) { 
    return; 
  } 
 
  Size = sizeof(PchSoftStrapUpdate); 
  Status = UbaConfigPpi->GetData ( 
                                UbaConfigPpi, 
                                &gPlatformPchSoftStrapConfigDataGuid, 
                                &PchSoftStrapUpdate, 
                                &Size 
                                ); 
  if (EFI_ERROR(Status)) { 
    return; 
  } 
 
  ASSERT (PchSoftStrapUpdate.Signature == PLATFORM_SOFT_STRAP_UPDATE_SIGNATURE); 
  ASSERT (PchSoftStrapUpdate.Version == PLATFORM_SOFT_STRAP_UPDATE_VERSION); 
 
  PchSoftStrapUpdate.PchSoftStrapPlatformSpecificUpdate (FlashDescriptorCopy); 
}