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72 lines
2.6 KiB
C
72 lines
2.6 KiB
C
/** @file
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Load image file from fv to memory.
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Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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@par Revision Reference:
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This PPI is introduced in PI Version 1.0.
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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.
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This service separates 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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@param ImageAddress Pointer to the address of the loaded image.
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@param ImageSize Pointer to the size of the loaded image.
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@param EntryPoint Pointer to the entry point of the 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 performed.
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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 the file.
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@retval EFI_INVALID_PARAMETER FileHandle was not a valid firmware file handle.
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@retval EFI_INVALID_PARAMETER EntryPoint was NULL.
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@retval EFI_UNSUPPORTED An image requires relocations or is not
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memory mapped.
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@retval EFI_WARN_BUFFER_TOO_SMALL
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There is not enough heap to allocate the requested size.
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This will not prevent the XIP image from being invoked.
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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 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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/// 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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///
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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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