mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-12-10 14:23:31 +01:00
289 lines
11 KiB
C
289 lines
11 KiB
C
/** @file
|
|
This file provides functions for accessing a memory-mapped firmware volume of a specific format.
|
|
|
|
Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
|
|
SPDX-License-Identifier: BSD-2-Clause-Patent
|
|
|
|
@par Revision Reference:
|
|
This PPI is from PI Version 1.0 errata.
|
|
|
|
**/
|
|
|
|
#ifndef __FIRMWARE_VOLUME_PPI_H__
|
|
#define __FIRMWARE_VOLUME_PPI_H__
|
|
|
|
///
|
|
/// The GUID for this PPI is the same as the firmware volume format GUID.
|
|
/// The FV format can be EFI_FIRMWARE_FILE_SYSTEM2_GUID or the GUID for a user-defined
|
|
/// format. The EFI_FIRMWARE_FILE_SYSTEM2_GUID is the PI Firmware Volume format.
|
|
///
|
|
typedef struct _EFI_PEI_FIRMWARE_VOLUME_PPI EFI_PEI_FIRMWARE_VOLUME_PPI;
|
|
|
|
|
|
/**
|
|
Process a firmware volume and create a volume handle.
|
|
|
|
Create a volume handle from the information in the buffer. For
|
|
memory-mapped firmware volumes, Buffer and BufferSize refer to
|
|
the start of the firmware volume and the firmware volume size.
|
|
For non memory-mapped firmware volumes, this points to a
|
|
buffer which contains the necessary information for creating
|
|
the firmware volume handle. Normally, these values are derived
|
|
from the EFI_FIRMWARE_VOLUME_INFO_PPI.
|
|
|
|
|
|
@param This Points to this instance of the
|
|
EFI_PEI_FIRMWARE_VOLUME_PPI.
|
|
@param Buffer Points to the start of the buffer.
|
|
@param BufferSize Size of the buffer.
|
|
@param FvHandle Points to the returned firmware volume
|
|
handle. The firmware volume handle must
|
|
be unique within the system.
|
|
|
|
@retval EFI_SUCCESS Firmware volume handle created.
|
|
@retval EFI_VOLUME_CORRUPTED Volume was corrupt.
|
|
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_PEI_FV_PROCESS_FV)(
|
|
IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,
|
|
IN VOID *Buffer,
|
|
IN UINTN BufferSize,
|
|
OUT EFI_PEI_FV_HANDLE *FvHandle
|
|
);
|
|
|
|
/**
|
|
Finds the next file of the specified type.
|
|
|
|
This service enables PEI modules to discover additional firmware files.
|
|
The FileHandle must be unique within the system.
|
|
|
|
@param This Points to this instance of the
|
|
EFI_PEI_FIRMWARE_VOLUME_PPI.
|
|
@param SearchType A filter to find only files of this type. Type
|
|
EFI_FV_FILETYPE_ALL causes no filtering to be
|
|
done.
|
|
@param FvHandle Handle of firmware volume in which to
|
|
search.
|
|
@param FileHandle Points to the current handle from which to
|
|
begin searching or NULL to start at the
|
|
beginning of the firmware volume. Updated
|
|
upon return to reflect the file found.
|
|
|
|
@retval EFI_SUCCESS The file was found.
|
|
@retval EFI_NOT_FOUND The file was not found. FileHandle contains NULL.
|
|
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_PEI_FV_FIND_FILE_TYPE)(
|
|
IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,
|
|
IN EFI_FV_FILETYPE SearchType,
|
|
IN EFI_PEI_FV_HANDLE FvHandle,
|
|
IN OUT EFI_PEI_FILE_HANDLE *FileHandle
|
|
);
|
|
|
|
|
|
/**
|
|
Find a file within a volume by its name.
|
|
|
|
This service searches for files with a specific name, within
|
|
either the specified firmware volume or all firmware volumes.
|
|
|
|
@param This Points to this instance of the
|
|
EFI_PEI_FIRMWARE_VOLUME_PPI.
|
|
@param FileName A pointer to the name of the file to find
|
|
within the firmware volume.
|
|
@param FvHandle Upon entry, the pointer to the firmware
|
|
volume to search or NULL if all firmware
|
|
volumes should be searched. Upon exit, the
|
|
actual firmware volume in which the file was
|
|
found.
|
|
@param FileHandle Upon exit, points to the found file's
|
|
handle or NULL if it could not be found.
|
|
|
|
@retval EFI_SUCCESS File was found.
|
|
@retval EFI_NOT_FOUND File was not found.
|
|
@retval EFI_INVALID_PARAMETER FvHandle or FileHandle or
|
|
FileName was NULL.
|
|
|
|
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_PEI_FV_FIND_FILE_NAME)(
|
|
IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,
|
|
IN CONST EFI_GUID *FileName,
|
|
IN EFI_PEI_FV_HANDLE *FvHandle,
|
|
OUT EFI_PEI_FILE_HANDLE *FileHandle
|
|
);
|
|
|
|
|
|
/**
|
|
Returns information about a specific file.
|
|
|
|
This function returns information about a specific
|
|
file, including its file name, type, attributes, starting
|
|
address and size.
|
|
|
|
@param This Points to this instance of the
|
|
EFI_PEI_FIRMWARE_VOLUME_PPI.
|
|
@param FileHandle Handle of the file.
|
|
@param FileInfo Upon exit, points to the file's
|
|
information.
|
|
|
|
@retval EFI_SUCCESS File information returned.
|
|
@retval EFI_INVALID_PARAMETER If FileHandle does not
|
|
represent a valid file.
|
|
@retval EFI_INVALID_PARAMETER If FileInfo is NULL.
|
|
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_PEI_FV_GET_FILE_INFO)(
|
|
IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,
|
|
IN EFI_PEI_FILE_HANDLE FileHandle,
|
|
OUT EFI_FV_FILE_INFO *FileInfo
|
|
);
|
|
|
|
/**
|
|
Returns information about a specific file.
|
|
|
|
This function returns information about a specific
|
|
file, including its file name, type, attributes, starting
|
|
address, size and authentication status.
|
|
|
|
@param This Points to this instance of the
|
|
EFI_PEI_FIRMWARE_VOLUME_PPI.
|
|
@param FileHandle Handle of the file.
|
|
@param FileInfo Upon exit, points to the file's
|
|
information.
|
|
|
|
@retval EFI_SUCCESS File information returned.
|
|
@retval EFI_INVALID_PARAMETER If FileHandle does not
|
|
represent a valid file.
|
|
@retval EFI_INVALID_PARAMETER If FileInfo is NULL.
|
|
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_PEI_FV_GET_FILE_INFO2)(
|
|
IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,
|
|
IN EFI_PEI_FILE_HANDLE FileHandle,
|
|
OUT EFI_FV_FILE_INFO2 *FileInfo
|
|
);
|
|
|
|
/**
|
|
This function returns information about the firmware volume.
|
|
|
|
@param This Points to this instance of the
|
|
EFI_PEI_FIRMWARE_VOLUME_PPI.
|
|
@param FvHandle Handle to the firmware handle.
|
|
@param VolumeInfo Points to the returned firmware volume
|
|
information.
|
|
|
|
@retval EFI_SUCCESS Information returned successfully.
|
|
@retval EFI_INVALID_PARAMETER FvHandle does not indicate a valid
|
|
firmware volume or VolumeInfo is NULL.
|
|
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_PEI_FV_GET_INFO)(
|
|
IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,
|
|
IN EFI_PEI_FV_HANDLE FvHandle,
|
|
OUT EFI_FV_INFO *VolumeInfo
|
|
);
|
|
|
|
/**
|
|
Find the next matching section in the firmware file.
|
|
|
|
This service enables PEI modules to discover sections
|
|
of a given type within a valid file.
|
|
|
|
@param This Points to this instance of the
|
|
EFI_PEI_FIRMWARE_VOLUME_PPI.
|
|
@param SearchType A filter to find only sections of this
|
|
type.
|
|
@param FileHandle Handle of firmware file in which to
|
|
search.
|
|
@param SectionData Updated upon return to point to the
|
|
section found.
|
|
|
|
@retval EFI_SUCCESS Section was found.
|
|
@retval EFI_NOT_FOUND Section of the specified type was not
|
|
found. SectionData contains NULL.
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_PEI_FV_FIND_SECTION)(
|
|
IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,
|
|
IN EFI_SECTION_TYPE SearchType,
|
|
IN EFI_PEI_FILE_HANDLE FileHandle,
|
|
OUT VOID **SectionData
|
|
);
|
|
|
|
/**
|
|
Find the next matching section in the firmware file.
|
|
|
|
This service enables PEI modules to discover sections
|
|
of a given instance and type within a valid file.
|
|
|
|
@param This Points to this instance of the
|
|
EFI_PEI_FIRMWARE_VOLUME_PPI.
|
|
@param SearchType A filter to find only sections of this
|
|
type.
|
|
@param SearchInstance A filter to find the specific instance
|
|
of sections.
|
|
@param FileHandle Handle of firmware file in which to
|
|
search.
|
|
@param SectionData Updated upon return to point to the
|
|
section found.
|
|
@param AuthenticationStatus Updated upon return to point to the
|
|
authentication status for this section.
|
|
|
|
@retval EFI_SUCCESS Section was found.
|
|
@retval EFI_NOT_FOUND Section of the specified type was not
|
|
found. SectionData contains NULL.
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_PEI_FV_FIND_SECTION2)(
|
|
IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,
|
|
IN EFI_SECTION_TYPE SearchType,
|
|
IN UINTN SearchInstance,
|
|
IN EFI_PEI_FILE_HANDLE FileHandle,
|
|
OUT VOID **SectionData,
|
|
OUT UINT32 *AuthenticationStatus
|
|
);
|
|
|
|
#define EFI_PEI_FIRMWARE_VOLUME_PPI_SIGNATURE SIGNATURE_32 ('P', 'F', 'V', 'P')
|
|
#define EFI_PEI_FIRMWARE_VOLUME_PPI_REVISION 0x00010030
|
|
|
|
///
|
|
/// This PPI provides functions for accessing a memory-mapped firmware volume of a specific format.
|
|
///
|
|
struct _EFI_PEI_FIRMWARE_VOLUME_PPI {
|
|
EFI_PEI_FV_PROCESS_FV ProcessVolume;
|
|
EFI_PEI_FV_FIND_FILE_TYPE FindFileByType;
|
|
EFI_PEI_FV_FIND_FILE_NAME FindFileByName;
|
|
EFI_PEI_FV_GET_FILE_INFO GetFileInfo;
|
|
EFI_PEI_FV_GET_INFO GetVolumeInfo;
|
|
EFI_PEI_FV_FIND_SECTION FindSectionByType;
|
|
EFI_PEI_FV_GET_FILE_INFO2 GetFileInfo2;
|
|
EFI_PEI_FV_FIND_SECTION2 FindSectionByType2;
|
|
///
|
|
/// Signature is used to keep backward-compatibility, set to {'P','F','V','P'}.
|
|
///
|
|
UINT32 Signature;
|
|
///
|
|
/// Revision for further extension.
|
|
///
|
|
UINT32 Revision;
|
|
};
|
|
|
|
extern EFI_GUID gEfiPeiFirmwareVolumePpiGuid;
|
|
|
|
#endif
|