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/** @file
AMD RDE (Recovery Directory) definitions.
Copyright (C) 2026 Advanced Micro Devices, Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef _AMD_RDE_DIRECTORY_H
#define _AMD_RDE_DIRECTORY_H
#include <Uefi.h>
/**
Get AMD SoC RDE BIOS Driectory Image
@param[in] ImageType Image type.
@param[in] InMediaOffset The offset to the image in the media. The offset is related to the
begining address of meida, such as the SPI ROM.
@param[in out] Imagesize Pointer to the image size.
When zero, the size of the image is returned.
Otherwise, the image is read and returned to users
the user's buffer if ImagePointer is not NULL.
@param[out] Buffer Buffer pointer that points to memory buffer allocated by caller
to store the image.
@retval EFI_SUCCESS Initial library successfully.
@retval Other Return error status.
**/
EFI_STATUS
EFIAPI
AmdRdeDirectoryGetImage (
IN UINT16 ImageType,
IN UINT64 *InMediaOffset OPTIONAL,
IN OUT UINT32 *Imagesize,
OUT VOID *Buffer
);
/**
Get AMD SoC RDE Response table
@param[in out] RdeResponseSize RDE Response table size
When zero, the size of the table is returned.
Otherwise, the table is read and returned to users buffer if
RdeResponseTable is not NULL.
@param[out] RdeResponseTable Pointer to store the response table.
@param[out] InMediaOffset The offset to the image in the media. The offset is related to the
begining address of meida, such as the SPI ROM.
@retval EFI_SUCCESS RDE response table is sucessfully returned to the caller's buffer.
@retval EFI_BUFFER_TOO_SMALL RDE response table is returned to caller. Callers has to allocate a
sufficient memory buffer to receive the table.
@retval Other Return error status.
**/
EFI_STATUS
EFIAPI
AmdRdeDirectoryGetResponseTable (
IN OUT UINT32 *RdeResponseSize,
OUT VOID *RdeResponseTable,
OUT UINT64 *InMediaOffset
);
/**
Set AMD SoC RDE Response table
@param[in] InMediaOffset The offset to the image in the media. The offset is related to the
begining address of meida, such as the SPI ROM.
@param[in] RdeResponseTable Pointer to the response table.
@param[in] RdeResponseSize RDE Response table size
@retval EFI_SUCCESS RDE response table is sucessfully write to SPI.
@retval Other Return error status.
**/
EFI_STATUS
EFIAPI
AmdRdeDirectorySetResponseTable (
IN UINT64 InMediaOffset,
IN VOID *RdeResponseTable,
IN UINT32 RdeResponseSize
);
#endif // _AMD_RDE_DIRECTORY_H
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