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