mirror of https://github.com/acidanthera/audk.git
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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