Signed-off-by: jljusten git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11919 6f19259b-4bc3-4df7-8a09-765794883524
		
			
				
	
	
		
			115 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			115 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*++ @file
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  Reset Architectural Protocol as defined in UEFI/PI under Emulation
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Copyright (c) 2004 - 2009, Intel Corporation. All rights reserved.<BR>
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Portions copyright (c) 2010 - 2011, Apple Inc. All rights reserved.
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution.  The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include <PiDxe.h>
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#include <Library/BaseLib.h>
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#include <Library/DebugLib.h>
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#include <Library/UefiLib.h>
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#include <Library/UefiDriverEntryPoint.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/EmuThunkLib.h>
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#include <Protocol/Reset.h>
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VOID
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EFIAPI
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EmuResetSystem (
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  IN EFI_RESET_TYPE   ResetType,
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  IN EFI_STATUS       ResetStatus,
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  IN UINTN            DataSize,
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  IN VOID             *ResetData OPTIONAL
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  )
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{
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  EFI_STATUS  Status;
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  UINTN       HandleCount;
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  EFI_HANDLE  *HandleBuffer;
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  UINTN       Index;
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  //
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  // Disconnect all
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  //
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  Status = gBS->LocateHandleBuffer (
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                  AllHandles,
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                  NULL,
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                  NULL,
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                  &HandleCount,
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                  &HandleBuffer
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                  );
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  if (!EFI_ERROR (Status)) {
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    for (Index = 0; Index < HandleCount; Index++) {
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      Status = gBS->DisconnectController (HandleBuffer[Index], NULL, NULL);
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    }
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    gBS->FreePool (HandleBuffer);
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  }
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  //
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  // Discard ResetType, always return 0 as exit code
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  //
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  gEmuThunk->Exit (0);
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  //
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  // Should never go here
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  //
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  ASSERT (FALSE);
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  return;
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}
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EFI_STATUS
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EFIAPI
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InitializeEmuReset (
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  IN EFI_HANDLE        ImageHandle,
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  IN EFI_SYSTEM_TABLE  *SystemTable
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  )
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/*++
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Routine Description:
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Arguments:
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  ImageHandle of the loaded driver
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  Pointer to the System Table
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Returns:
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  Status
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**/
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{
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  EFI_STATUS  Status;
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  EFI_HANDLE  Handle;
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  SystemTable->RuntimeServices->ResetSystem = EmuResetSystem;
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  Handle = NULL;
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  Status = gBS->InstallMultipleProtocolInterfaces (
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                  &Handle,
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                  &gEfiResetArchProtocolGuid,
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                  NULL,
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                  NULL
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                  );
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  ASSERT_EFI_ERROR (Status);
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  return Status;
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}
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