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/** @file
Load image file from fv to memory.
Copyright (c) 2006 - 2008, 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.
@par Revision Reference:
This PPI is defined in PI Version 1.00.
**/
#ifndef __LOAD_FILE_PPI_H__
#define __LOAD_FILE_PPI_H__
#define EFI_PEI_LOAD_FILE_PPI_GUID \
{ 0xb9e0abfe, 0x5979, 0x4914, { 0x97, 0x7f, 0x6d, 0xee, 0x78, 0xc2, 0x78, 0xa6 } }
typedef struct _EFI_PEI_LOAD_FILE_PPI EFI_PEI_LOAD_FILE_PPI;
/**
Loads a PEIM into memory for subsequent execution.
This service is the single member function of EFI_LOAD_FILE_PPI. This service separates
image loading and relocating from the PEI Foundation.
@param This Interface pointer that implements
the Load File PPI instance.
@param FileHandle File handle of the file to load.
Type EFI_PEI_FILE_HANDLE is defined in
FfsFindNextFile().
@param ImageAddress Pointer to the address of the
loaded image.
@param ImageSize Pointer to the size of the loaded
image.
@param EntryPoint Pointer to the entry point of the
image.
@param AuthenticationState On exit, points to the attestation
authentication state of the image
or 0 if no attestation was
performed. The format of
AuthenticationState is defined in
EFI_PEI_GUIDED_SECTION_EXTRACTION_PPI.ExtractSection()
@retval EFI_SUCCESS The image was loaded successfully.
@retval EFI_OUT_OF_RESOURCES There was not enough memory.
@retval EFI_LOAD_ERROR There was no supported image in
the file.
@retval EFI_INVALID_PARAMETER EntryPoint was NULL.
Or FileHandle was not a valid firmware file handle.
@retval EFI_NOT_SUPPORTED An image requires relocations or
is not memory mapped.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_PEI_LOAD_FILE)(
IN CONST EFI_PEI_LOAD_FILE_PPI *This,
IN CONST EFI_PEI_FILE_HANDLE FileHandle,
OUT EFI_PHYSICAL_ADDRESS *ImageAddress,
OUT UINT64 *ImageSize,
OUT EFI_PHYSICAL_ADDRESS *EntryPoint,
OUT UINT32 *AuthenticationState
);
/**
@par Ppi Description:
This PPI is a pointer to the Load File service.
This service will be published by a PEIM. The PEI Foundation
will use this service to launch the known PEI module images.
@param LoadFile Loads a PEIM into memory for subsequent
execution. See the LoadFile() function
description.
**/
struct _EFI_PEI_LOAD_FILE_PPI {
EFI_PEI_LOAD_FILE LoadFile;
};
extern EFI_GUID gEfiPeiLoadFilePpiGuid;
#endif
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