mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-12-18 15:27:48 +01:00
248 lines
7.6 KiB
C
248 lines
7.6 KiB
C
/** @file
|
|
The firmware volume related definitions in PI.
|
|
|
|
Copyright (c) 2006 - 2017, Intel Corporation. All rights reserved.<BR>
|
|
SPDX-License-Identifier: BSD-2-Clause-Patent
|
|
|
|
@par Revision Reference:
|
|
PI Version 1.6
|
|
|
|
**/
|
|
|
|
#ifndef __PI_FIRMWAREVOLUME_H__
|
|
#define __PI_FIRMWAREVOLUME_H__
|
|
|
|
///
|
|
/// EFI_FV_FILE_ATTRIBUTES
|
|
///
|
|
typedef UINT32 EFI_FV_FILE_ATTRIBUTES;
|
|
|
|
//
|
|
// Value of EFI_FV_FILE_ATTRIBUTES.
|
|
//
|
|
#define EFI_FV_FILE_ATTRIB_ALIGNMENT 0x0000001F
|
|
#define EFI_FV_FILE_ATTRIB_FIXED 0x00000100
|
|
#define EFI_FV_FILE_ATTRIB_MEMORY_MAPPED 0x00000200
|
|
|
|
///
|
|
/// type of EFI FVB attribute
|
|
///
|
|
typedef UINT32 EFI_FVB_ATTRIBUTES_2;
|
|
|
|
//
|
|
// Attributes bit definitions
|
|
//
|
|
#define EFI_FVB2_READ_DISABLED_CAP 0x00000001
|
|
#define EFI_FVB2_READ_ENABLED_CAP 0x00000002
|
|
#define EFI_FVB2_READ_STATUS 0x00000004
|
|
#define EFI_FVB2_WRITE_DISABLED_CAP 0x00000008
|
|
#define EFI_FVB2_WRITE_ENABLED_CAP 0x00000010
|
|
#define EFI_FVB2_WRITE_STATUS 0x00000020
|
|
#define EFI_FVB2_LOCK_CAP 0x00000040
|
|
#define EFI_FVB2_LOCK_STATUS 0x00000080
|
|
#define EFI_FVB2_STICKY_WRITE 0x00000200
|
|
#define EFI_FVB2_MEMORY_MAPPED 0x00000400
|
|
#define EFI_FVB2_ERASE_POLARITY 0x00000800
|
|
#define EFI_FVB2_READ_LOCK_CAP 0x00001000
|
|
#define EFI_FVB2_READ_LOCK_STATUS 0x00002000
|
|
#define EFI_FVB2_WRITE_LOCK_CAP 0x00004000
|
|
#define EFI_FVB2_WRITE_LOCK_STATUS 0x00008000
|
|
#define EFI_FVB2_ALIGNMENT 0x001F0000
|
|
#define EFI_FVB2_ALIGNMENT_1 0x00000000
|
|
#define EFI_FVB2_ALIGNMENT_2 0x00010000
|
|
#define EFI_FVB2_ALIGNMENT_4 0x00020000
|
|
#define EFI_FVB2_ALIGNMENT_8 0x00030000
|
|
#define EFI_FVB2_ALIGNMENT_16 0x00040000
|
|
#define EFI_FVB2_ALIGNMENT_32 0x00050000
|
|
#define EFI_FVB2_ALIGNMENT_64 0x00060000
|
|
#define EFI_FVB2_ALIGNMENT_128 0x00070000
|
|
#define EFI_FVB2_ALIGNMENT_256 0x00080000
|
|
#define EFI_FVB2_ALIGNMENT_512 0x00090000
|
|
#define EFI_FVB2_ALIGNMENT_1K 0x000A0000
|
|
#define EFI_FVB2_ALIGNMENT_2K 0x000B0000
|
|
#define EFI_FVB2_ALIGNMENT_4K 0x000C0000
|
|
#define EFI_FVB2_ALIGNMENT_8K 0x000D0000
|
|
#define EFI_FVB2_ALIGNMENT_16K 0x000E0000
|
|
#define EFI_FVB2_ALIGNMENT_32K 0x000F0000
|
|
#define EFI_FVB2_ALIGNMENT_64K 0x00100000
|
|
#define EFI_FVB2_ALIGNMENT_128K 0x00110000
|
|
#define EFI_FVB2_ALIGNMENT_256K 0x00120000
|
|
#define EFI_FVB2_ALIGNMENT_512K 0x00130000
|
|
#define EFI_FVB2_ALIGNMENT_1M 0x00140000
|
|
#define EFI_FVB2_ALIGNMENT_2M 0x00150000
|
|
#define EFI_FVB2_ALIGNMENT_4M 0x00160000
|
|
#define EFI_FVB2_ALIGNMENT_8M 0x00170000
|
|
#define EFI_FVB2_ALIGNMENT_16M 0x00180000
|
|
#define EFI_FVB2_ALIGNMENT_32M 0x00190000
|
|
#define EFI_FVB2_ALIGNMENT_64M 0x001A0000
|
|
#define EFI_FVB2_ALIGNMENT_128M 0x001B0000
|
|
#define EFI_FVB2_ALIGNMENT_256M 0x001C0000
|
|
#define EFI_FVB2_ALIGNMENT_512M 0x001D0000
|
|
#define EFI_FVB2_ALIGNMENT_1G 0x001E0000
|
|
#define EFI_FVB2_ALIGNMENT_2G 0x001F0000
|
|
#define EFI_FVB2_WEAK_ALIGNMENT 0x80000000
|
|
|
|
typedef struct {
|
|
///
|
|
/// The number of sequential blocks which are of the same size.
|
|
///
|
|
UINT32 NumBlocks;
|
|
///
|
|
/// The size of the blocks.
|
|
///
|
|
UINT32 Length;
|
|
} EFI_FV_BLOCK_MAP_ENTRY;
|
|
|
|
///
|
|
/// Describes the features and layout of the firmware volume.
|
|
///
|
|
typedef struct {
|
|
///
|
|
/// The first 16 bytes are reserved to allow for the reset vector of
|
|
/// processors whose reset vector is at address 0.
|
|
///
|
|
UINT8 ZeroVector[16];
|
|
///
|
|
/// Declares the file system with which the firmware volume is formatted.
|
|
///
|
|
EFI_GUID FileSystemGuid;
|
|
///
|
|
/// Length in bytes of the complete firmware volume, including the header.
|
|
///
|
|
UINT64 FvLength;
|
|
///
|
|
/// Set to EFI_FVH_SIGNATURE
|
|
///
|
|
UINT32 Signature;
|
|
///
|
|
/// Declares capabilities and power-on defaults for the firmware volume.
|
|
///
|
|
EFI_FVB_ATTRIBUTES_2 Attributes;
|
|
///
|
|
/// Length in bytes of the complete firmware volume header.
|
|
///
|
|
UINT16 HeaderLength;
|
|
///
|
|
/// A 16-bit checksum of the firmware volume header. A valid header sums to zero.
|
|
///
|
|
UINT16 Checksum;
|
|
///
|
|
/// Offset, relative to the start of the header, of the extended header
|
|
/// (EFI_FIRMWARE_VOLUME_EXT_HEADER) or zero if there is no extended header.
|
|
///
|
|
UINT16 ExtHeaderOffset;
|
|
///
|
|
/// This field must always be set to zero.
|
|
///
|
|
UINT8 Reserved[1];
|
|
///
|
|
/// Set to 2. Future versions of this specification may define new header fields and will
|
|
/// increment the Revision field accordingly.
|
|
///
|
|
UINT8 Revision;
|
|
///
|
|
/// An array of run-length encoded FvBlockMapEntry structures. The array is
|
|
/// terminated with an entry of {0,0}.
|
|
///
|
|
EFI_FV_BLOCK_MAP_ENTRY BlockMap[1];
|
|
} EFI_FIRMWARE_VOLUME_HEADER;
|
|
|
|
#define EFI_FVH_SIGNATURE SIGNATURE_32 ('_', 'F', 'V', 'H')
|
|
|
|
///
|
|
/// Firmware Volume Header Revision definition
|
|
///
|
|
#define EFI_FVH_REVISION 0x02
|
|
|
|
///
|
|
/// Extension header pointed by ExtHeaderOffset of volume header.
|
|
///
|
|
typedef struct {
|
|
///
|
|
/// Firmware volume name.
|
|
///
|
|
EFI_GUID FvName;
|
|
///
|
|
/// Size of the rest of the extension header, including this structure.
|
|
///
|
|
UINT32 ExtHeaderSize;
|
|
} EFI_FIRMWARE_VOLUME_EXT_HEADER;
|
|
|
|
///
|
|
/// Entry struture for describing FV extension header
|
|
///
|
|
typedef struct {
|
|
///
|
|
/// Size of this header extension.
|
|
///
|
|
UINT16 ExtEntrySize;
|
|
///
|
|
/// Type of the header.
|
|
///
|
|
UINT16 ExtEntryType;
|
|
} EFI_FIRMWARE_VOLUME_EXT_ENTRY;
|
|
|
|
#define EFI_FV_EXT_TYPE_OEM_TYPE 0x01
|
|
///
|
|
/// This extension header provides a mapping between a GUID and an OEM file type.
|
|
///
|
|
typedef struct {
|
|
///
|
|
/// Standard extension entry, with the type EFI_FV_EXT_TYPE_OEM_TYPE.
|
|
///
|
|
EFI_FIRMWARE_VOLUME_EXT_ENTRY Hdr;
|
|
///
|
|
/// A bit mask, one bit for each file type between 0xC0 (bit 0) and 0xDF (bit 31). If a bit
|
|
/// is '1', then the GUID entry exists in Types. If a bit is '0' then no GUID entry exists in Types.
|
|
///
|
|
UINT32 TypeMask;
|
|
///
|
|
/// An array of GUIDs, each GUID representing an OEM file type.
|
|
///
|
|
/// EFI_GUID Types[1];
|
|
///
|
|
} EFI_FIRMWARE_VOLUME_EXT_ENTRY_OEM_TYPE;
|
|
|
|
#define EFI_FV_EXT_TYPE_GUID_TYPE 0x0002
|
|
|
|
///
|
|
/// This extension header EFI_FIRMWARE_VOLUME_EXT_ENTRY_GUID_TYPE provides a vendor specific
|
|
/// GUID FormatType type which includes a length and a successive series of data bytes.
|
|
///
|
|
typedef struct {
|
|
///
|
|
/// Standard extension entry, with the type EFI_FV_EXT_TYPE_OEM_TYPE.
|
|
///
|
|
EFI_FIRMWARE_VOLUME_EXT_ENTRY Hdr;
|
|
///
|
|
/// Vendor-specific GUID.
|
|
///
|
|
EFI_GUID FormatType;
|
|
///
|
|
/// An arry of bytes of length Length.
|
|
///
|
|
/// UINT8 Data[1];
|
|
///
|
|
} EFI_FIRMWARE_VOLUME_EXT_ENTRY_GUID_TYPE;
|
|
|
|
#define EFI_FV_EXT_TYPE_USED_SIZE_TYPE 0x03
|
|
|
|
///
|
|
/// The EFI_FIRMWARE_VOLUME_EXT_ENTRY_USED_SIZE_TYPE can be used to find
|
|
/// out how many EFI_FVB2_ERASE_POLARITY bytes are at the end of the FV.
|
|
///
|
|
typedef struct {
|
|
///
|
|
/// Standard extension entry, with the type EFI_FV_EXT_TYPE_USED_SIZE_TYPE.
|
|
///
|
|
EFI_FIRMWARE_VOLUME_EXT_ENTRY Hdr;
|
|
///
|
|
/// The number of bytes of the FV that are in uses. The remaining
|
|
/// EFI_FIRMWARE_VOLUME_HEADER FvLength minus UsedSize bytes in
|
|
/// the FV must contain the value implied by EFI_FVB2_ERASE_POLARITY.
|
|
///
|
|
UINT32 UsedSize;
|
|
} EFI_FIRMWARE_VOLUME_EXT_ENTRY_USED_SIZE_TYPE;
|
|
|
|
#endif
|