audk/MdePkg/Library/PeimEntryPoint/PeimEntryPoint.c

78 lines
2.1 KiB
C

/** @file
Entry point to a PEIM.
Copyright (c) 2006, Intel Corporation<BR>
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 <PiPei.h>
#include <Library/PeimEntryPoint.h>
#include <Library/DebugLib.h>
/**
Image entry point of Peim.
@param FileHandle Handle of the file being invoked.
Type EFI_PEI_FILE_HANDLE is defined in FfsFindNextFile().
@param PeiServices Describes the list of possible PEI Services.
@retval EFI_SUCCESS The PEIM executed normally.
@retval !EFI_SUCCESS The PEIM failed to execute normally.
**/
EFI_STATUS
EFIAPI
_ModuleEntryPoint (
IN EFI_PEI_FILE_HANDLE FileHandle,
IN CONST EFI_PEI_SERVICES **PeiServices
)
{
if (_gPeimRevision != 0) {
//
// Make sure that the PEI spec revision of the platform is >= PEI spec revision of the driver
//
ASSERT ((*PeiServices)->Hdr.Revision >= _gPeimRevision);
}
//
// Call constructor for all libraries
//
ProcessLibraryConstructorList (FileHandle, PeiServices);
//
// Call the driver entry point
//
return ProcessModuleEntryPointList (FileHandle, PeiServices);
}
/**
Required by the EBC compiler and identical in functionality to _ModuleEntryPoint().
@param FileHandle Handle of the file being invoked.
Type EFI_PEI_FILE_HANDLE is defined in FfsFindNextFile().
@param PeiServices Describes the list of possible PEI Services.
@retval EFI_SUCCESS The PEIM executed normally.
@retval !EFI_SUCCESS The PEIM failed to execute normally.
**/
EFI_STATUS
EFIAPI
EfiMain (
IN EFI_PEI_FILE_HANDLE FileHandle,
IN CONST EFI_PEI_SERVICES **PeiServices
)
{
return _ModuleEntryPoint (FileHandle, PeiServices);
}