audk/MdeModulePkg/Universal/BdsDxe/HwErrRecSupport.c

43 lines
1.2 KiB
C

/** @file
Set the level of support for Hardware Error Record Persistence that is
implemented by the platform.
Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include "HwErrRecSupport.h"
/**
Set the HwErrRecSupport variable contains a binary UINT16 that supplies the
level of support for Hardware Error Record Persistence that is implemented
by the platform.
**/
VOID
InitializeHwErrRecSupport (
VOID
)
{
EFI_STATUS Status;
UINT16 HardwareErrorRecordLevel;
HardwareErrorRecordLevel = PcdGet16 (PcdHardwareErrorRecordLevel);
if (HardwareErrorRecordLevel != 0) {
//
// If level value equal 0, no need set to 0 to variable area because UEFI specification
// define same behavior between no value or 0 value for L"HwErrRecSupport".
//
Status = gRT->SetVariable (
L"HwErrRecSupport",
&gEfiGlobalVariableGuid,
EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS | EFI_VARIABLE_NON_VOLATILE,
sizeof (UINT16),
&HardwareErrorRecordLevel
);
ASSERT_EFI_ERROR(Status);
}
}