/** @file
 DXE Chipset Services Library.
 	
 This file contains only one function that is DxeCsSvcFvRecoveryInfo().
 The function DxeCsSvcFvRecoveryInfo() use chipset services to provide 
 information of recovery FV.
	
***************************************************************************
* Copyright (c) 2012, Insyde Software Corp. All Rights Reserved.
*
* You may not reproduce, distribute, publish, display, perform, modify, adapt,
* transmit, broadcast, present, recite, release, license or otherwise exploit
* any part of this publication in any form, by any means, without the prior
* written permission of Insyde Software Corporation.
*
******************************************************************************
*/

#include <PiDxe.h>
#include <Library/DebugLib.h>
#include <Protocol/H2ODxeChipsetServices.h>

//
// Global Variables (This Source File Only)
//
extern H2O_CHIPSET_SERVICES_PROTOCOL *mChipsetSvc;

/**
 Get information of recovery FV.

 @param[out]        RecoveryRegion        recovery region table
 @param[out]        NumberOfRegion        number of recovery region
 @param[out]        ChipsetEmuPeiMaskList Specified PEIMs don't to dispatch in recovery mode

 @retval            EFI_SUCCESS           Function returns successfully
 @retval            EFI_UNSUPPORTED       If the function is not implemented.
*/
EFI_STATUS
DxeCsSvcFvRecoveryInfo (
  OUT  PEI_FV_DEFINITION       **RecoveryRegion,
  OUT  UINTN                    *NumberOfRegion,
  OUT  EFI_GUID                **ChipsetEmuPeiMaskList
  )
{
  //
  // Verify that the protocol interface structure contains the function 
  // pointer and whether that function pointer is non-NULL. If not, return
  // an error.
  //
  if (mChipsetSvc == NULL ||
      mChipsetSvc->Size < (OFFSET_OF(H2O_CHIPSET_SERVICES_PROTOCOL, FvRecoveryInfo) + sizeof(VOID*)) || 
      mChipsetSvc->FvRecoveryInfo == NULL) {
    DEBUG ((EFI_D_ERROR, "H2O DXE Chipset Services can not be found or member FvRecoveryInfo() isn't implement!\n"));
    return EFI_UNSUPPORTED;
  }
  return mChipsetSvc->FvRecoveryInfo (RecoveryRegion, NumberOfRegion, ChipsetEmuPeiMaskList);   
}