58 lines
2.1 KiB
C
58 lines
2.1 KiB
C
/** @file
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DXE Chipset Services Library.
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This file contains only one function that is DxeCsSvcFvRecoveryInfo().
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The function DxeCsSvcFvRecoveryInfo() use chipset services to provide
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information of recovery FV.
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***************************************************************************
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* Copyright (c) 2012, Insyde Software Corp. All Rights Reserved.
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*
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* You may not reproduce, distribute, publish, display, perform, modify, adapt,
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* transmit, broadcast, present, recite, release, license or otherwise exploit
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* any part of this publication in any form, by any means, without the prior
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* written permission of Insyde Software Corporation.
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*
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******************************************************************************
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*/
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#include <PiDxe.h>
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#include <Library/DebugLib.h>
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#include <Protocol/H2ODxeChipsetServices.h>
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//
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// Global Variables (This Source File Only)
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//
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extern H2O_CHIPSET_SERVICES_PROTOCOL *mChipsetSvc;
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/**
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Get information of recovery FV.
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@param[out] RecoveryRegion recovery region table
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@param[out] NumberOfRegion number of recovery region
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@param[out] ChipsetEmuPeiMaskList Specified PEIMs don't to dispatch in recovery mode
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@retval EFI_SUCCESS Function returns successfully
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@retval EFI_UNSUPPORTED If the function is not implemented.
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*/
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EFI_STATUS
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DxeCsSvcFvRecoveryInfo (
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OUT PEI_FV_DEFINITION **RecoveryRegion,
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OUT UINTN *NumberOfRegion,
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OUT EFI_GUID **ChipsetEmuPeiMaskList
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)
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{
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//
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// Verify that the protocol interface structure contains the function
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// pointer and whether that function pointer is non-NULL. If not, return
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// an error.
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//
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if (mChipsetSvc == NULL ||
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mChipsetSvc->Size < (OFFSET_OF(H2O_CHIPSET_SERVICES_PROTOCOL, FvRecoveryInfo) + sizeof(VOID*)) ||
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mChipsetSvc->FvRecoveryInfo == NULL) {
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DEBUG ((EFI_D_ERROR, "H2O DXE Chipset Services can not be found or member FvRecoveryInfo() isn't implement!\n"));
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return EFI_UNSUPPORTED;
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}
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return mChipsetSvc->FvRecoveryInfo (RecoveryRegion, NumberOfRegion, ChipsetEmuPeiMaskList);
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}
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