audk/MdeModulePkg/Core/Pei/Reset/Reset.c

54 lines
1.7 KiB
C

/** @file
Pei Core Reset System Support
Copyright (c) 2006, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include <PeiMain.h>
/**
Core version of the Reset System
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.
@retval EFI_NOT_AVAILABLE_YET PPI not available yet.
@retval EFI_DEVICE_ERROR Did not reset system.
Otherwise, resets the system.
**/
EFI_STATUS
EFIAPI
PeiResetSystem (
IN CONST EFI_PEI_SERVICES **PeiServices
)
{
EFI_STATUS Status;
EFI_PEI_RESET_PPI *ResetPpi;
Status = PeiServicesLocatePpi (
&gEfiPeiResetPpiGuid,
0,
NULL,
(VOID **)&ResetPpi
);
//
// LocatePpi returns EFI_NOT_FOUND on error
//
if (!EFI_ERROR (Status)) {
return ResetPpi->ResetSystem (PeiServices);
}
return EFI_NOT_AVAILABLE_YET;
}