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UEFITool/common/ffs.h

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/* ffs.h
Copyright (c) 2016, Nikolaj Schlej. All rights reserved.
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHWARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
*/
#ifndef FFS_H
#define FFS_H
#include <vector>
#include "basetypes.h"
#include "ubytearray.h"
#include "ustring.h"
// Make sure we use right packing rules
#pragma pack(push,1)
extern UString guidToUString(const EFI_GUID& guid, bool convertToString = true);
extern bool ustringToGuid(const UString& str, EFI_GUID& guid);
extern UString fileTypeToUString(const UINT8 type);
extern UString sectionTypeToUString(const UINT8 type);
extern UString bpdtEntryTypeToUString(const UINT16 type);
extern UString cpdExtensionTypeToUstring(const UINT32 type);
//*****************************************************************************
// EFI Capsule
//*****************************************************************************
// Capsule header
typedef struct EFI_CAPSULE_HEADER_ {
EFI_GUID CapsuleGuid;
UINT32 HeaderSize;
UINT32 Flags;
UINT32 CapsuleImageSize;
} EFI_CAPSULE_HEADER;
// Capsule flags
#define EFI_CAPSULE_HEADER_FLAG_SETUP 0x00000001
#define EFI_CAPSULE_HEADER_FLAG_PERSIST_ACROSS_RESET 0x00010000
#define EFI_CAPSULE_HEADER_FLAG_POPULATE_SYSTEM_TABLE 0x00020000
// Standard FMP capsule GUID
extern const UByteArray EFI_FMP_CAPSULE_GUID; // 6DCBD5ED-E82D-4C44-BDA1-7194199AD92A
// Standard EFI capsule GUID
extern const UByteArray EFI_CAPSULE_GUID; // 3B6686BD-0D76-4030-B70E-B5519E2FC5A0
// Intel capsule GUID
extern const UByteArray INTEL_CAPSULE_GUID; // 539182B9-ABB5-4391-B69A-E3A943F72FCC
// Lenovo capsule GUID
extern const UByteArray LENOVO_CAPSULE_GUID; // E20BAFD3-9914-4F4F-9537-3129E090EB3C
// Another Lenovo capsule GUID
extern const UByteArray LENOVO2_CAPSULE_GUID; // 25B5FE76-8243-4A5C-A9BD-7EE3246198B5
// Toshiba EFI Capsule header
typedef struct TOSHIBA_CAPSULE_HEADER_ {
EFI_GUID CapsuleGuid;
UINT32 HeaderSize;
UINT32 FullSize;
UINT32 Flags;
} TOSHIBA_CAPSULE_HEADER;
// Toshiba capsule GUID
extern const UByteArray TOSHIBA_CAPSULE_GUID; // 3BE07062-1D51-45D2-832B-F093257ED461
// AMI Aptio extended capsule header
typedef struct APTIO_CAPSULE_HEADER_ {
EFI_CAPSULE_HEADER CapsuleHeader;
UINT16 RomImageOffset; // offset in bytes from the beginning of the capsule header to the start of the capsule volume
UINT16 RomLayoutOffset; // offset to the table of the module descriptors in the capsule's volume that are included in the signature calculation
//FW_CERTIFICATE FWCert;
//ROM_AREA RomAreaMap[1];
} APTIO_CAPSULE_HEADER;
// AMI Aptio signed extended capsule GUID
extern const UByteArray APTIO_SIGNED_CAPSULE_GUID; // 4A3CA68B-7723-48FB-803D-578CC1FEC44D
// AMI Aptio unsigned extended capsule GUID
extern const UByteArray APTIO_UNSIGNED_CAPSULE_GUID; // 14EEBB90-890A-43DB-AED1-5D3C4588A418
//*****************************************************************************
// EFI Firmware Volume
//*****************************************************************************
// Firmware block map entry
// FvBlockMap ends with an entry {0x00000000, 0x00000000}
typedef struct EFI_FV_BLOCK_MAP_ENTRY_ {
UINT32 NumBlocks;
UINT32 Length;
} EFI_FV_BLOCK_MAP_ENTRY;
// Volume header
typedef struct EFI_FIRMWARE_VOLUME_HEADER_ {
UINT8 ZeroVector[16];
EFI_GUID FileSystemGuid;
UINT64 FvLength;
UINT32 Signature;
UINT32 Attributes;
UINT16 HeaderLength;
UINT16 Checksum;
UINT16 ExtHeaderOffset; //Reserved in Revision 1
UINT8 Reserved;
UINT8 Revision;
//EFI_FV_BLOCK_MAP_ENTRY FvBlockMap[2];
} EFI_FIRMWARE_VOLUME_HEADER;
// Standard file system GUIDs
extern const UByteArray EFI_FIRMWARE_FILE_SYSTEM_GUID; // 7A9354D9-0468-444A-81CE-0BF617D890DF
extern const UByteArray EFI_FIRMWARE_FILE_SYSTEM2_GUID; // 8C8CE578-8A3D-4F1C-9935-896185C32DD3
extern const UByteArray EFI_FIRMWARE_FILE_SYSTEM3_GUID; // 5473C07A-3DCB-4DCA-BD6F-1E9689E7349A
// Vendor-specific file system GUIDs
extern const UByteArray EFI_APPLE_IMMUTABLE_FV_GUID; // 04ADEEAD-61FF-4D31-B6BA-64F8BF901F5A
extern const UByteArray EFI_APPLE_AUTHENTICATION_FV_GUID; // BD001B8C-6A71-487B-A14F-0C2A2DCF7A5D
extern const UByteArray EFI_APPLE_MICROCODE_VOLUME_GUID; // 153D2197-29BD-44DC-AC59-887F70E41A6B
#define EFI_APPLE_MICROCODE_VOLUME_HEADER_SIZE 0x100
extern const UByteArray EFI_INTEL_FILE_SYSTEM_GUID; // AD3FFFFF-D28B-44C4-9F13-9EA98A97F9F0
extern const UByteArray EFI_INTEL_FILE_SYSTEM2_GUID; // D6A1CD70-4B33-4994-A6EA-375F2CCC5437
extern const UByteArray EFI_SONY_FILE_SYSTEM_GUID; // 4F494156-AED6-4D64-A537-B8A5557BCEEC
// Vector of volume GUIDs with FFSv2-compatible files
extern const std::vector<UByteArray> FFSv2Volumes;
// Vector of volume GUIDs with FFSv3-compatible files
extern const std::vector<UByteArray> FFSv3Volumes;
// Firmware volume signature
#define EFI_FV_SIGNATURE 0x4856465F // _FVH
#define EFI_FV_SIGNATURE_OFFSET 0x28
// Firmware volume attributes
// Revision 1
#define EFI_FVB_READ_DISABLED_CAP 0x00000001
#define EFI_FVB_READ_ENABLED_CAP 0x00000002
#define EFI_FVB_READ_STATUS 0x00000004
#define EFI_FVB_WRITE_DISABLED_CAP 0x00000008
#define EFI_FVB_WRITE_ENABLED_CAP 0x00000010
#define EFI_FVB_WRITE_STATUS 0x00000020
#define EFI_FVB_LOCK_CAP 0x00000040
#define EFI_FVB_LOCK_STATUS 0x00000080
#define EFI_FVB_STICKY_WRITE 0x00000200
#define EFI_FVB_MEMORY_MAPPED 0x00000400
#define EFI_FVB_ERASE_POLARITY 0x00000800
#define EFI_FVB_ALIGNMENT_CAP 0x00008000
#define EFI_FVB_ALIGNMENT_2 0x00010000
#define EFI_FVB_ALIGNMENT_4 0x00020000
#define EFI_FVB_ALIGNMENT_8 0x00040000
#define EFI_FVB_ALIGNMENT_16 0x00080000
#define EFI_FVB_ALIGNMENT_32 0x00100000
#define EFI_FVB_ALIGNMENT_64 0x00200000
#define EFI_FVB_ALIGNMENT_128 0x00400000
#define EFI_FVB_ALIGNMENT_256 0x00800000
#define EFI_FVB_ALIGNMENT_512 0x01000000
#define EFI_FVB_ALIGNMENT_1K 0x02000000
#define EFI_FVB_ALIGNMENT_2K 0x04000000
#define EFI_FVB_ALIGNMENT_4K 0x08000000
#define EFI_FVB_ALIGNMENT_8K 0x10000000
#define EFI_FVB_ALIGNMENT_16K 0x20000000
#define EFI_FVB_ALIGNMENT_32K 0x40000000
#define EFI_FVB_ALIGNMENT_64K 0x80000000
// Revision 2
#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
// Extended firmware volume header
typedef struct EFI_FIRMWARE_VOLUME_EXT_HEADER_ {
EFI_GUID FvName;
UINT32 ExtHeaderSize;
} EFI_FIRMWARE_VOLUME_EXT_HEADER;
// Extended header entry
// The extended header entries follow each other and are
// terminated by ExtHeaderType EFI_FV_EXT_TYPE_END
#define EFI_FV_EXT_TYPE_END 0x0000
typedef struct EFI_FIRMWARE_VOLUME_EXT_ENTRY_ {
UINT16 ExtEntrySize;
UINT16 ExtEntryType;
} EFI_FIRMWARE_VOLUME_EXT_ENTRY;
// GUID that maps OEM file types to GUIDs
#define EFI_FV_EXT_TYPE_OEM_TYPE 0x0001
typedef struct EFI_FIRMWARE_VOLUME_EXT_HEADER_OEM_TYPE_ {
EFI_FIRMWARE_VOLUME_EXT_ENTRY Header;
UINT32 TypeMask;
//EFI_GUID Types[];
} EFI_FIRMWARE_VOLUME_EXT_HEADER_OEM_TYPE;
#define EFI_FV_EXT_TYPE_GUID_TYPE 0x0002
typedef struct EFI_FIRMWARE_VOLUME_EXT_ENTRY_GUID_TYPE_ {
EFI_FIRMWARE_VOLUME_EXT_ENTRY Header;
EFI_GUID FormatType;
//UINT8 Data[];
} EFI_FIRMWARE_VOLUME_EXT_ENTRY_GUID_TYPE;
//*****************************************************************************
// EFI FFS File
//*****************************************************************************
// Integrity check
typedef union {
struct {
UINT8 Header;
UINT8 File;
} Checksum;
UINT16 TailReference; // Revision 1
UINT16 Checksum16; // Revision 2
} EFI_FFS_INTEGRITY_CHECK;
// File header
typedef struct EFI_FFS_FILE_HEADER_ {
EFI_GUID Name;
EFI_FFS_INTEGRITY_CHECK IntegrityCheck;
UINT8 Type;
UINT8 Attributes;
UINT8 Size[3];
UINT8 State;
} EFI_FFS_FILE_HEADER;
// Large file header
typedef struct EFI_FFS_FILE_HEADER2_ {
EFI_GUID Name;
EFI_FFS_INTEGRITY_CHECK IntegrityCheck;
UINT8 Type;
UINT8 Attributes;
UINT8 Size[3]; // Set to 0xFFFFFF or 0x000000
UINT8 State;
UINT64 ExtendedSize;
} EFI_FFS_FILE_HEADER2;
// Lenovo large file header
typedef struct EFI_FFS_FILE_HEADER2_LENOVO_ {
EFI_GUID Name;
EFI_FFS_INTEGRITY_CHECK IntegrityCheck;
UINT8 Type;
UINT8 Attributes;
UINT8 Size[3]; // Set to 0x000000
UINT8 State;
UINT32 ExtendedSize;
} EFI_FFS_FILE_HEADER2_LENOVO;
// Standard data checksum, used if FFS_ATTRIB_CHECKSUM is clear
#define FFS_FIXED_CHECKSUM 0x5A
#define FFS_FIXED_CHECKSUM2 0xAA
// File types
#define EFI_FV_FILETYPE_ALL 0x00
#define EFI_FV_FILETYPE_RAW 0x01
#define EFI_FV_FILETYPE_FREEFORM 0x02
#define EFI_FV_FILETYPE_SECURITY_CORE 0x03
#define EFI_FV_FILETYPE_PEI_CORE 0x04
#define EFI_FV_FILETYPE_DXE_CORE 0x05
#define EFI_FV_FILETYPE_PEIM 0x06
#define EFI_FV_FILETYPE_DRIVER 0x07
#define EFI_FV_FILETYPE_COMBINED_PEIM_DRIVER 0x08
#define EFI_FV_FILETYPE_APPLICATION 0x09
#define EFI_FV_FILETYPE_MM 0x0A
#define EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE 0x0B
#define EFI_FV_FILETYPE_COMBINED_MM_DXE 0x0C
#define EFI_FV_FILETYPE_MM_CORE 0x0D
#define EFI_FV_FILETYPE_MM_STANDALONE 0x0E
#define EFI_FV_FILETYPE_MM_CORE_STANDALONE 0x0F
#define EFI_FV_FILETYPE_OEM_MIN 0xC0
#define EFI_FV_FILETYPE_OEM_MAX 0xDF
#define EFI_FV_FILETYPE_DEBUG_MIN 0xE0
#define EFI_FV_FILETYPE_DEBUG_MAX 0xEF
#define EFI_FV_FILETYPE_PAD 0xF0
#define EFI_FV_FILETYPE_FFS_MIN 0xF0
#define EFI_FV_FILETYPE_FFS_MAX 0xFF
// File attributes
#define FFS_ATTRIB_TAIL_PRESENT 0x01 // Valid only for revision 1 volumes
#define FFS_ATTRIB_RECOVERY 0x02 // Valid only for revision 1 volumes
#define FFS_ATTRIB_LARGE_FILE 0x01 // Valid only for FFSv3 volumes or FFSv2 volumes with Lenovo large files
#define FFS_ATTRIB_DATA_ALIGNMENT2 0x02 // Valid only for revision 2 volumes, added in UEFI PI 1.6
#define FFS_ATTRIB_FIXED 0x04
#define FFS_ATTRIB_DATA_ALIGNMENT 0x38
#define FFS_ATTRIB_CHECKSUM 0x40
// FFS alignment table
extern const UINT8 ffsAlignmentTable[];
// Extended FFS alignment table, added in UEFI PI 1.6
extern const UINT8 ffsAlignment2Table[];
// File states
#define EFI_FILE_HEADER_CONSTRUCTION 0x01
#define EFI_FILE_HEADER_VALID 0x02
#define EFI_FILE_DATA_VALID 0x04
#define EFI_FILE_MARKED_FOR_UPDATE 0x08
#define EFI_FILE_DELETED 0x10
#define EFI_FILE_HEADER_INVALID 0x20
#define EFI_FILE_ERASE_POLARITY 0x80 // Defined as "all other bits must be set to ERASE_POLARITY" in UEFI PI
// PEI apriori file
extern const UByteArray EFI_PEI_APRIORI_FILE_GUID; // 1B45CC0A-156A-428A-AF62-49864DA0E6E6
// DXE apriori file
extern const UByteArray EFI_DXE_APRIORI_FILE_GUID; // FC510EE7-FFDC-11D4-BD41-0080C73C8881
// Volume top file
extern const UByteArray EFI_FFS_VOLUME_TOP_FILE_GUID; // 1BA0062E-C779-4582-8566-336AE8F78F09
// AMI padding file GUID
extern const UByteArray EFI_FFS_PAD_FILE_GUID; // E4536585-7909-4A60-B5C6-ECDEA6EBFB5
// AMI DXE core file
extern const UByteArray AMI_CORE_DXE_GUID; // 5AE3F37E-4EAE-41AE-8240-35465B5E81EB
// EDK2 DXE core file
extern const UByteArray EFI_DXE_CORE_GUID; // D6A2CB7F-6A18-4E2F-B43B-9920A733700A
// FFS size conversion routines
extern VOID uint32ToUint24(UINT32 size, UINT8* ffsSize);
extern UINT32 uint24ToUint32(const UINT8* ffsSize);
//*****************************************************************************
// EFI FFS File Section
//*****************************************************************************
// Common section header
typedef struct EFI_COMMON_SECTION_HEADER_ {
UINT8 Size[3];
UINT8 Type;
} EFI_COMMON_SECTION_HEADER;
// Large file common section header
typedef struct EFI_COMMON_SECTION_HEADER2_ {
UINT8 Size[3]; // Must be 0xFFFFFF for this header to be used
UINT8 Type;
UINT32 ExtendedSize;
} EFI_COMMON_SECTION_HEADER2;
// Section2 usage indicator
#define EFI_SECTION2_IS_USED 0xFFFFFF
// File section types
#define EFI_SECTION_ALL 0x00 // Impossible attribute for file in the FS
// Encapsulation section types
#define EFI_SECTION_COMPRESSION 0x01
#define EFI_SECTION_GUID_DEFINED 0x02
#define EFI_SECTION_DISPOSABLE 0x03
// Leaf section types
#define EFI_SECTION_PE32 0x10
#define EFI_SECTION_PIC 0x11
#define EFI_SECTION_TE 0x12
#define EFI_SECTION_DXE_DEPEX 0x13
#define EFI_SECTION_VERSION 0x14
#define EFI_SECTION_USER_INTERFACE 0x15
#define EFI_SECTION_COMPATIBILITY16 0x16
#define EFI_SECTION_FIRMWARE_VOLUME_IMAGE 0x17
#define EFI_SECTION_FREEFORM_SUBTYPE_GUID 0x18
#define EFI_SECTION_RAW 0x19
#define EFI_SECTION_PEI_DEPEX 0x1B
#define EFI_SECTION_MM_DEPEX 0x1C
#define PHOENIX_SECTION_POSTCODE 0xF0 // Specific to Phoenix SCT images
#define INSYDE_SECTION_POSTCODE 0x20 // Specific to Insyde H2O images
// Compression section
typedef struct EFI_COMPRESSION_SECTION_ {
UINT32 UncompressedLength;
UINT8 CompressionType;
} EFI_COMPRESSION_SECTION;
// Compression types
#define EFI_NOT_COMPRESSED 0x00
#define EFI_STANDARD_COMPRESSION 0x01
#define EFI_CUSTOMIZED_COMPRESSION 0x02
#define EFI_CUSTOMIZED_COMPRESSION_LZMAF86 0x86
//GUID defined section
typedef struct EFI_GUID_DEFINED_SECTION_ {
EFI_GUID SectionDefinitionGuid;
UINT16 DataOffset;
UINT16 Attributes;
} EFI_GUID_DEFINED_SECTION;
// Attributes for GUID defined section
#define EFI_GUIDED_SECTION_PROCESSING_REQUIRED 0x01
#define EFI_GUIDED_SECTION_AUTH_STATUS_VALID 0x02
// GUIDs of GUID-defined sections
extern const UByteArray EFI_GUIDED_SECTION_CRC32; // FC1BCDB0-7D31-49AA-936A-A4600D9DD083
extern const UByteArray EFI_GUIDED_SECTION_TIANO; // A31280AD-481E-41B6-95E8-127F4C984779
extern const UByteArray EFI_GUIDED_SECTION_LZMA; // EE4E5898-3914-4259-9D6E-DC7BD79403CF
extern const UByteArray EFI_GUIDED_SECTION_LZMA_HP; // 0ED85E23-F253-413F-A03C-901987B04397
extern const UByteArray EFI_GUIDED_SECTION_LZMAF86; // D42AE6BD-1352-4BFB-909A-CA72A6EAE889
extern const UByteArray EFI_GUIDED_SECTION_GZIP; // 1D301FE9-BE79-4353-91C2-D23BC959AE0C
extern const UByteArray EFI_FIRMWARE_CONTENTS_SIGNED_GUID; // 0F9D89E8-9259-4F76-A5AF-0C89E34023DF
//#define WIN_CERT_TYPE_PKCS_SIGNED_DATA 0x0002
#define WIN_CERT_TYPE_EFI_GUID 0x0EF1
typedef struct WIN_CERTIFICATE_ {
UINT32 Length;
UINT16 Revision;
UINT16 CertificateType;
//UINT8 CertData[];
} WIN_CERTIFICATE;
typedef struct WIN_CERTIFICATE_UEFI_GUID_ {
WIN_CERTIFICATE Header; // Standard WIN_CERTIFICATE
EFI_GUID CertType; // Determines format of CertData
// UINT8 CertData[]; // Certificate data follows
} WIN_CERTIFICATE_UEFI_GUID;
// WIN_CERTIFICATE_UEFI_GUID.CertType
extern const UByteArray EFI_CERT_TYPE_RSA2048_SHA256_GUID; // A7717414-C616-4977-9420-844712A735BF
// WIN_CERTIFICATE_UEFI_GUID.CertData
typedef struct EFI_CERT_BLOCK_RSA2048_SHA256_ {
EFI_GUID HashType;
UINT8 PublicKey[256];
UINT8 Signature[256];
} EFI_CERT_BLOCK_RSA2048_SHA256;
extern const UByteArray EFI_HASH_ALGORITHM_SHA256_GUID; // 51AA59DE-FDF2-4EA3-BC63-875FB7842EE9
// Version section
typedef struct EFI_VERSION_SECTION_ {
UINT16 BuildNumber;
} EFI_VERSION_SECTION;
// Freeform subtype GUID section
typedef struct EFI_FREEFORM_SUBTYPE_GUID_SECTION_ {
EFI_GUID SubTypeGuid;
} EFI_FREEFORM_SUBTYPE_GUID_SECTION;
// Phoenix SCT and Insyde postcode section
typedef struct POSTCODE_SECTION_ {
UINT32 Postcode;
} POSTCODE_SECTION;
//*****************************************************************************
// EFI Dependency Expression
//*****************************************************************************
#define EFI_DEP_OPCODE_SIZE 1
///
/// If present, this must be the first and only opcode,
/// EFI_DEP_BEFORE is only used by DXE drivers
///
#define EFI_DEP_BEFORE 0x00
///
/// If present, this must be the first and only opcode,
/// EFI_DEP_AFTER is only used by DXE drivers
///
#define EFI_DEP_AFTER 0x01
#define EFI_DEP_PUSH 0x02
#define EFI_DEP_AND 0x03
#define EFI_DEP_OR 0x04
#define EFI_DEP_NOT 0x05
#define EFI_DEP_TRUE 0x06
#define EFI_DEP_FALSE 0x07
#define EFI_DEP_END 0x08
///
/// If present, this must be the first opcode,
/// EFI_DEP_SOR is only used by DXE drivers
///
#define EFI_DEP_SOR 0x09
//*****************************************************************************
// X86 Startup AP Data
//*****************************************************************************
#define RECOVERY_STARTUP_AP_DATA_X86_SIZE 0x10
extern const UByteArray RECOVERY_STARTUP_AP_DATA_X86_64K;
extern const UByteArray RECOVERY_STARTUP_AP_DATA_X86_128K;
//*****************************************************************************
// X86 Reset Vector Data
//*****************************************************************************
typedef struct X86_RESET_VECTOR_DATA_ {
UINT8 ApEntryVector[8]; // Base: 0xffffffd0
UINT8 Reserved0[8];
UINT32 PeiCoreEntryPoint; // Base: 0xffffffe0
UINT8 Reserved1[12];
UINT8 ResetVector[8]; // Base: 0xfffffff0
UINT32 ApStartupSegment; // Base: 0xfffffff8
UINT32 BootFvBaseAddress; // Base: 0xfffffffc
} X86_RESET_VECTOR_DATA;
#define X86_RESET_VECTOR_DATA_UNPOPULATED 0x12345678
//*****************************************************************************
// IFWI
//*****************************************************************************
// BPDT
#define BPDT_GREEN_SIGNATURE 0x000055AA
#define BPDT_YELLOW_SIGNATURE 0x00AA55AA
typedef struct BPDT_HEADER_ {
UINT32 Signature;
UINT16 NumEntries;
UINT8 HeaderVersion;
UINT8 RedundancyFlag; // Reserved zero in version 1
UINT32 Checksum;
UINT32 IfwiVersion;
UINT16 FitcMajor;
UINT16 FitcMinor;
UINT16 FitcHotfix;
UINT16 FitcBuild;
} BPDT_HEADER;
#define BPDT_HEADER_VERSION_1 1
#define BPDT_HEADER_VERSION_2 2
typedef struct BPDT_ENTRY_ {
UINT32 Type : 16;
UINT32 SplitSubPartitionFirstPart : 1;
UINT32 SplitSubPartitionSecondPart : 1;
UINT32 CodeSubPartition : 1;
UINT32 UmaCachable : 1;
UINT32 Reserved: 12;
UINT32 Offset;
UINT32 Size;
} BPDT_ENTRY;
// https://github.com/platomav/MEAnalyzer/blob/master/MEA.py#L10595
#define BPDT_ENTRY_TYPE_SMIP 0
#define BPDT_ENTRY_TYPE_RBEP 1
#define BPDT_ENTRY_TYPE_FTPR 2
#define BPDT_ENTRY_TYPE_UCOD 3
#define BPDT_ENTRY_TYPE_IBBP 4
#define BPDT_ENTRY_TYPE_S_BPDT 5
#define BPDT_ENTRY_TYPE_OBBP 6
#define BPDT_ENTRY_TYPE_NFTP 7
#define BPDT_ENTRY_TYPE_ISHC 8
#define BPDT_ENTRY_TYPE_DLMP 9
#define BPDT_ENTRY_TYPE_UEBP 10
#define BPDT_ENTRY_TYPE_UTOK 11
#define BPDT_ENTRY_TYPE_UFS_PHY 12
#define BPDT_ENTRY_TYPE_UFS_GPP_LUN 13
#define BPDT_ENTRY_TYPE_PMCP 14
#define BPDT_ENTRY_TYPE_IUNP 15
#define BPDT_ENTRY_TYPE_NVMC 16
#define BPDT_ENTRY_TYPE_UEP 17
#define BPDT_ENTRY_TYPE_WCOD 18
#define BPDT_ENTRY_TYPE_LOCL 19
#define BPDT_ENTRY_TYPE_OEMP 20
#define BPDT_ENTRY_TYPE_FITC 21
#define BPDT_ENTRY_TYPE_PAVP 22
#define BPDT_ENTRY_TYPE_IOMP 23
#define BPDT_ENTRY_TYPE_XPHY 24
#define BPDT_ENTRY_TYPE_TBTP 25
#define BPDT_ENTRY_TYPE_PLTS 26
#define BPDT_ENTRY_TYPE_RES27 27
#define BPDT_ENTRY_TYPE_RES28 28
#define BPDT_ENTRY_TYPE_RES29 29
#define BPDT_ENTRY_TYPE_RES30 30
#define BPDT_ENTRY_TYPE_DPHY 31
#define BPDT_ENTRY_TYPE_PCHC 32
#define BPDT_ENTRY_TYPE_ISIF 33
#define BPDT_ENTRY_TYPE_ISIC 34
#define BPDT_ENTRY_TYPE_HBMI 35
#define BPDT_ENTRY_TYPE_OMSM 36
#define BPDT_ENTRY_TYPE_GTGP 37
#define BPDT_ENTRY_TYPE_MDFI 38
#define BPDT_ENTRY_TYPE_PUNP 39
#define BPDT_ENTRY_TYPE_PHYP 40
#define BPDT_ENTRY_TYPE_SAMF 41
#define BPDT_ENTRY_TYPE_PPHY 42
#define BPDT_ENTRY_TYPE_GBST 43
#define BPDT_ENTRY_TYPE_TCCP 44
#define BPDT_ENTRY_TYPE_PSEP 45
// CPD
#define CPD_SIGNATURE 0x44504324 //$CPD
typedef struct CPD_REV1_HEADER_ {
UINT32 Signature;
UINT32 NumEntries;
UINT8 HeaderVersion; // 1
UINT8 EntryVersion;
UINT8 HeaderLength;
UINT8 HeaderChecksum;
UINT8 ShortName[4];
} CPD_REV1_HEADER;
typedef struct CPD_REV2_HEADER_ {
UINT32 Signature;
UINT32 NumEntries;
UINT8 HeaderVersion; // 2
UINT8 EntryVersion;
UINT8 HeaderLength;
UINT8 Reserved;
UINT8 ShortName[4];
UINT32 Checksum;
} CPD_REV2_HEADER;
typedef struct CPD_ENTRY_ {
UINT8 EntryName[12];
struct {
UINT32 Offset : 25;
UINT32 HuffmanCompressed : 1;
UINT32 Reserved : 6;
} Offset;
UINT32 Length;
UINT32 Reserved;
} CPD_ENTRY;
typedef struct CPD_MANIFEST_HEADER_ {
UINT32 HeaderType;
UINT32 HeaderLength;
UINT32 HeaderVersion;
UINT32 Flags;
UINT32 Vendor;
UINT32 Date;
UINT32 Size;
UINT32 HeaderId;
UINT32 Reserved1;
UINT16 VersionMajor;
UINT16 VersionMinor;
UINT16 VersionBugfix;
UINT16 VersionBuild;
UINT32 SecurityVersion;
UINT8 Reserved2[8];
UINT8 Reserved3[64];
UINT32 ModulusSize;
UINT32 ExponentSize;
//manifest_rsa_key_t public_key;
//manifest_signature_t signature;
} CPD_MANIFEST_HEADER;
typedef struct CPD_EXTENTION_HEADER_ {
UINT32 Type;
UINT32 Length;
} CPD_EXTENTION_HEADER;
#define CPD_EXT_TYPE_SYSTEM_INFO 0
#define CPD_EXT_TYPE_INIT_SCRIPT 1
#define CPD_EXT_TYPE_FEATURE_PERMISSIONS 2
#define CPD_EXT_TYPE_PARTITION_INFO 3
#define CPD_EXT_TYPE_SHARED_LIB_ATTRIBUTES 4
#define CPD_EXT_TYPE_PROCESS_ATTRIBUTES 5
#define CPD_EXT_TYPE_THREAD_ATTRIBUTES 6
#define CPD_EXT_TYPE_DEVICE_TYPE 7
#define CPD_EXT_TYPE_MMIO_RANGE 8
#define CPD_EXT_TYPE_SPEC_FILE_PRODUCER 9
#define CPD_EXT_TYPE_MODULE_ATTRIBUTES 10
#define CPD_EXT_TYPE_LOCKED_RANGES 11
#define CPD_EXT_TYPE_CLIENT_SYSTEM_INFO 12
#define CPD_EXT_TYPE_USER_INFO 13
#define CPD_EXT_TYPE_KEY_MANIFEST 14
#define CPD_EXT_TYPE_SIGNED_PACKAGE_INFO 15
#define CPD_EXT_TYPE_ANTI_CLONING_SKU_ID 16
#define CPD_EXT_TYPE_CAVS 17
#define CPD_EXT_TYPE_IMR_INFO 18
#define CPD_EXT_TYPE_BOOT_POLICY 19
#define CPD_EXT_TYPE_RCIP_INFO 20
#define CPD_EXT_TYPE_SECURE_TOKEN 21
#define CPD_EXT_TYPE_IFWI_PARTITION_MANIFEST 22
#define CPD_EXT_TYPE_FD_HASH 23
#define CPD_EXT_TYPE_IOM_METADATA 24
#define CPD_EXT_TYPE_MGP_METADATA 25
#define CPD_EXT_TYPE_TBT_METADATA 26
#define CPD_EXT_TYPE_GMF_CERTIFICATE 30
#define CPD_EXT_TYPE_GMF_BODY 31
#define CPD_EXT_TYPE_KEY_MANIFEST_EXT 34
#define CPD_EXT_TYPE_SIGNED_PACKAGE_INFO_EXT 35
#define CPD_EXT_TYPE_SPS_PLATFORM_ID 50
typedef struct CPD_EXT_SIGNED_PACKAGE_INFO_MODULE_ {
UINT8 Name[12];
UINT8 Type;
UINT8 HashAlgorithm;
UINT16 HashSize;
UINT32 MetadataSize;
// UINT8 MetadataHash[]; with the actual hash size is 32 or 48 bytes
} CPD_EXT_SIGNED_PACKAGE_INFO_MODULE;
static const size_t CpdExtSignedPkgMetadataHashOffset = sizeof(CPD_EXT_SIGNED_PACKAGE_INFO_MODULE);
typedef struct CPD_EXT_SIGNED_PACKAGE_INFO_ {
UINT32 ExtensionType;
UINT32 ExtensionLength;
UINT8 PackageName[4];
UINT32 Vcn;
UINT8 UsageBitmap[16];
UINT32 Svn;
UINT8 Reserved[16];
// EXT_SIGNED_PACKAGE_INFO_MODULE Modules[];
} CPD_EXT_SIGNED_PACKAGE_INFO;
typedef struct CPD_EXT_MODULE_ATTRIBUTES_ {
UINT32 ExtensionType;
UINT32 ExtensionLength;
UINT32 CompressionType;
UINT32 UncompressedSize;
UINT32 CompressedSize;
UINT32 GlobalModuleId;
// UINT8 ImageHash[]; with the actual hash size is 32 or 48 bytes
} CPD_EXT_MODULE_ATTRIBUTES;
static const size_t CpdExtModuleImageHashOffset = sizeof(CPD_EXT_MODULE_ATTRIBUTES);
#define CPD_EXT_MODULE_COMPRESSION_TYPE_UNCOMPRESSED 0
#define CPD_EXT_MODULE_COMPRESSION_TYPE_HUFFMAN 1
#define CPD_EXT_MODULE_COMPRESSION_TYPE_LZMA 2
typedef struct CPD_EXT_IFWI_PARTITION_MANIFEST_ {
UINT32 ExtensionType;
UINT32 ExtensionLength;
UINT8 PartitionName[4];
UINT32 CompletePartitionLength;
UINT16 PartitionVersionMinor;
UINT16 PartitionVersionMajor;
UINT32 DataFormatVersion;
UINT32 InstanceId;
UINT32 SupportMultipleInstances : 1;
UINT32 SupportApiVersionBasedUpdate : 1;
UINT32 ActionOnUpdate : 2;
UINT32 ObeyFullUpdateRules : 1;
UINT32 IfrEnableOnly : 1;
UINT32 AllowCrossPointUpdate : 1;
UINT32 AllowCrossHotfixUpdate : 1;
UINT32 PartialUpdateOnly : 1;
UINT32 ReservedFlags : 23;
UINT32 HashAlgorithm : 8;
UINT32 HashSize : 24;
UINT8 CompletePartitionHash[48];
UINT8 Reserved[4];
} CPD_EXT_IFWI_PARTITION_MANIFEST;
//*****************************************************************************
// Protected range
//*****************************************************************************
extern const UByteArray PROTECTED_RANGE_VENDOR_HASH_FILE_GUID_PHOENIX; // 389CC6F2-1EA8-467B-AB8A-78E769AE2A15
#define BG_VENDOR_HASH_FILE_SIGNATURE_PHOENIX 0x4C42544853414824ULL // '$HASHTBL'
extern const UByteArray PROTECTED_RANGE_VENDOR_HASH_FILE_GUID_AMI; // CBC91F44-A4BC-4A5B-8696-703451D0B053
typedef struct BG_VENDOR_HASH_FILE_ENTRY
{
UINT8 Hash[SHA256_HASH_SIZE];
UINT32 Base;
UINT32 Size;
} PROTECTED_RANGE_VENDOR_HASH_FILE_ENTRY;
typedef struct PROTECTED_RANGE_VENDOR_HASH_FILE_HEADER_PHOENIX_
{
UINT64 Signature;
UINT32 NumEntries;
//BG_VENDOR_HASH_FILE_ENTRY Entries[];
} PROTECTED_RANGE_VENDOR_HASH_FILE_HEADER_PHOENIX;
typedef struct PROTECTED_RANGE_VENDOR_HASH_FILE_HEADER_AMI_V1_
{
UINT8 Hash[SHA256_HASH_SIZE];
UINT32 Size;
// Base is derived from flash map, will be detected as root volume with DXE core
} PROTECTED_RANGE_VENDOR_HASH_FILE_HEADER_AMI_V1;
typedef struct PROTECTED_RANGE_VENDOR_HASH_FILE_HEADER_AMI_V2_
{
BG_VENDOR_HASH_FILE_ENTRY Hash0;
BG_VENDOR_HASH_FILE_ENTRY Hash1;
} PROTECTED_RANGE_VENDOR_HASH_FILE_HEADER_AMI_V2;
typedef struct PROTECTED_RANGE_VENDOR_HASH_FILE_HEADER_AMI_V3_
{
UINT8 Hash[SHA256_HASH_SIZE];
// UINT32 Base[SOME_HARDCODED_N]
// UINT32 Size[SOME_HARDCODED_N];
} PROTECTED_RANGE_VENDOR_HASH_FILE_HEADER_AMI_V3;
//
// AMI ROM Hole files
//
extern const UByteArray AMI_ROM_HOLE_FILE_GUID_0; //05CA01FC-0FC1-11DC-9011-00173153EBA8
extern const UByteArray AMI_ROM_HOLE_FILE_GUID_1; //05CA01FD-0FC1-11DC-9011-00173153EBA8
extern const UByteArray AMI_ROM_HOLE_FILE_GUID_2; //05CA01FE-0FC1-11DC-9011-00173153EBA8
extern const UByteArray AMI_ROM_HOLE_FILE_GUID_3; //05CA01FF-0FC1-11DC-9011-00173153EBA8
extern const UByteArray AMI_ROM_HOLE_FILE_GUID_4; //05CA0200-0FC1-11DC-9011-00173153EBA8
extern const UByteArray AMI_ROM_HOLE_FILE_GUID_5; //05CA0201-0FC1-11DC-9011-00173153EBA8
extern const UByteArray AMI_ROM_HOLE_FILE_GUID_6; //05CA0202-0FC1-11DC-9011-00173153EBA8
extern const UByteArray AMI_ROM_HOLE_FILE_GUID_7; //05CA0203-0FC1-11DC-9011-00173153EBA8
extern const UByteArray AMI_ROM_HOLE_FILE_GUID_8; //05CA0204-0FC1-11DC-9011-00173153EBA8
extern const UByteArray AMI_ROM_HOLE_FILE_GUID_9; //05CA0205-0FC1-11DC-9011-00173153EBA8
extern const UByteArray AMI_ROM_HOLE_FILE_GUID_10; //05CA0206-0FC1-11DC-9011-00173153EBA8
extern const UByteArray AMI_ROM_HOLE_FILE_GUID_11; //05CA0207-0FC1-11DC-9011-00173153EBA8
extern const UByteArray AMI_ROM_HOLE_FILE_GUID_12; //05CA0208-0FC1-11DC-9011-00173153EBA8
extern const UByteArray AMI_ROM_HOLE_FILE_GUID_13; //05CA0209-0FC1-11DC-9011-00173153EBA8
extern const UByteArray AMI_ROM_HOLE_FILE_GUID_14; //05CA020A-0FC1-11DC-9011-00173153EBA8
extern const UByteArray AMI_ROM_HOLE_FILE_GUID_15; //05CA020B-0FC1-11DC-9011-00173153EBA8
// Restore previous packing rules
#pragma pack(pop)
#endif // FFS_H
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