| /** @file |
| The firmware file related definitions in PI. |
| |
| Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR> |
| This program and the accompanying materials are licensed and made available under |
| the terms and conditions of the BSD License that 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, |
| WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. |
| |
| @par Revision Reference: |
| PI Version 1.2. |
| |
| **/ |
| |
| |
| #ifndef __PI_FIRMWARE_FILE_H__ |
| #define __PI_FIRMWARE_FILE_H__ |
| |
| #pragma pack(1) |
| /// |
| /// Used to verify the integrity of the file. |
| /// |
| typedef union { |
| struct { |
| /// |
| /// The IntegrityCheck.Checksum.Header field is an 8-bit checksum of the file |
| /// header. The State and IntegrityCheck.Checksum.File fields are assumed |
| /// to be zero and the checksum is calculated such that the entire header sums to zero. |
| /// |
| UINT8 Header; |
| /// |
| /// If the FFS_ATTRIB_CHECKSUM (see definition below) bit of the Attributes |
| /// field is set to one, the IntegrityCheck.Checksum.File field is an 8-bit |
| /// checksum of the file data. |
| /// If the FFS_ATTRIB_CHECKSUM bit of the Attributes field is cleared to zero, |
| /// the IntegrityCheck.Checksum.File field must be initialized with a value of |
| /// 0xAA. The IntegrityCheck.Checksum.File field is valid any time the |
| /// EFI_FILE_DATA_VALID bit is set in the State field. |
| /// |
| UINT8 File; |
| } Checksum; |
| /// |
| /// This is the full 16 bits of the IntegrityCheck field. |
| /// |
| UINT16 Checksum16; |
| } EFI_FFS_INTEGRITY_CHECK; |
| |
| /// |
| /// FFS_FIXED_CHECKSUM is the checksum value used when the |
| /// FFS_ATTRIB_CHECKSUM attribute bit is clear. |
| /// |
| #define FFS_FIXED_CHECKSUM 0xAA |
| |
| typedef UINT8 EFI_FV_FILETYPE; |
| typedef UINT8 EFI_FFS_FILE_ATTRIBUTES; |
| typedef UINT8 EFI_FFS_FILE_STATE; |
| |
| /// |
| /// File Types Definitions |
| /// |
| #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_SMM 0x0A |
| #define EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE 0x0B |
| #define EFI_FV_FILETYPE_COMBINED_SMM_DXE 0x0C |
| #define EFI_FV_FILETYPE_SMM_CORE 0x0D |
| #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_FFS_MIN 0xf0 |
| #define EFI_FV_FILETYPE_FFS_MAX 0xff |
| #define EFI_FV_FILETYPE_FFS_PAD 0xf0 |
| /// |
| /// FFS File Attributes. |
| /// |
| #define FFS_ATTRIB_LARGE_FILE 0x01 |
| #define FFS_ATTRIB_FIXED 0x04 |
| #define FFS_ATTRIB_DATA_ALIGNMENT 0x38 |
| #define FFS_ATTRIB_CHECKSUM 0x40 |
| |
| /// |
| /// FFS File State Bits. |
| /// |
| #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 |
| |
| |
| /// |
| /// Each file begins with the header that describe the |
| /// contents and state of the files. |
| /// |
| typedef struct { |
| /// |
| /// This GUID is the file name. It is used to uniquely identify the file. |
| /// |
| EFI_GUID Name; |
| /// |
| /// Used to verify the integrity of the file. |
| /// |
| EFI_FFS_INTEGRITY_CHECK IntegrityCheck; |
| /// |
| /// Identifies the type of file. |
| /// |
| EFI_FV_FILETYPE Type; |
| /// |
| /// Declares various file attribute bits. |
| /// |
| EFI_FFS_FILE_ATTRIBUTES Attributes; |
| /// |
| /// The length of the file in bytes, including the FFS header. |
| /// |
| UINT8 Size[3]; |
| /// |
| /// Used to track the state of the file throughout the life of the file from creation to deletion. |
| /// |
| EFI_FFS_FILE_STATE State; |
| } EFI_FFS_FILE_HEADER; |
| |
| typedef struct { |
| /// |
| /// This GUID is the file name. It is used to uniquely identify the file. There may be only |
| /// one instance of a file with the file name GUID of Name in any given firmware |
| /// volume, except if the file type is EFI_FV_FILETYPE_FFS_PAD. |
| /// |
| EFI_GUID Name; |
| |
| /// |
| /// Used to verify the integrity of the file. |
| /// |
| EFI_FFS_INTEGRITY_CHECK IntegrityCheck; |
| |
| /// |
| /// Identifies the type of file. |
| /// |
| EFI_FV_FILETYPE Type; |
| |
| /// |
| /// Declares various file attribute bits. |
| /// |
| EFI_FFS_FILE_ATTRIBUTES Attributes; |
| |
| /// |
| /// The length of the file in bytes, including the FFS header. |
| /// The length of the file data is either (Size - sizeof(EFI_FFS_FILE_HEADER)). This calculation means a |
| /// zero-length file has a Size of 24 bytes, which is sizeof(EFI_FFS_FILE_HEADER). |
| /// Size is not required to be a multiple of 8 bytes. Given a file F, the next file header is |
| /// located at the next 8-byte aligned firmware volume offset following the last byte of the file F. |
| /// |
| UINT8 Size[3]; |
| |
| /// |
| /// Used to track the state of the file throughout the life of the file from creation to deletion. |
| /// |
| EFI_FFS_FILE_STATE State; |
| |
| /// |
| /// If FFS_ATTRIB_LARGE_FILE is set in Attributes, then ExtendedSize exists and Size must be set to zero. |
| /// If FFS_ATTRIB_LARGE_FILE is not set then EFI_FFS_FILE_HEADER is used. |
| /// |
| UINT32 ExtendedSize; |
| } EFI_FFS_FILE_HEADER2; |
| |
| #define IS_FFS_FILE2(FfsFileHeaderPtr) \ |
| (((((EFI_FFS_FILE_HEADER *) (UINTN) FfsFileHeaderPtr)->Attributes) & FFS_ATTRIB_LARGE_FILE) == FFS_ATTRIB_LARGE_FILE) |
| |
| #define FFS_FILE_SIZE(FfsFileHeaderPtr) \ |
| ((UINT32) (*((UINT32 *) ((EFI_FFS_FILE_HEADER *) (UINTN) FfsFileHeaderPtr)->Size) & 0x00ffffff)) |
| |
| #define FFS_FILE2_SIZE(FfsFileHeaderPtr) \ |
| (((EFI_FFS_FILE_HEADER2 *) (UINTN) FfsFileHeaderPtr)->ExtendedSize) |
| |
| typedef UINT8 EFI_SECTION_TYPE; |
| |
| /// |
| /// Pseudo type. It is used as a wild card when retrieving sections. |
| /// The section type EFI_SECTION_ALL matches all section types. |
| /// |
| #define EFI_SECTION_ALL 0x00 |
| |
| /// |
| /// Encapsulation section Type values. |
| /// |
| #define EFI_SECTION_COMPRESSION 0x01 |
| |
| #define EFI_SECTION_GUID_DEFINED 0x02 |
| |
| #define EFI_SECTION_DISPOSABLE 0x03 |
| |
| /// |
| /// Leaf section Type values. |
| /// |
| #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_SMM_DEPEX 0x1C |
| |
| /// |
| /// Common section header. |
| /// |
| typedef struct { |
| /// |
| /// A 24-bit unsigned integer that contains the total size of the section in bytes, |
| /// including the EFI_COMMON_SECTION_HEADER. |
| /// |
| UINT8 Size[3]; |
| EFI_SECTION_TYPE Type; |
| /// |
| /// Declares the section type. |
| /// |
| } EFI_COMMON_SECTION_HEADER; |
| |
| typedef struct { |
| /// |
| /// A 24-bit unsigned integer that contains the total size of the section in bytes, |
| /// including the EFI_COMMON_SECTION_HEADER. |
| /// |
| UINT8 Size[3]; |
| |
| EFI_SECTION_TYPE Type; |
| |
| /// |
| /// If Size is 0xFFFFFF, then ExtendedSize contains the size of the section. If |
| /// Size is not equal to 0xFFFFFF, then this field does not exist. |
| /// |
| UINT32 ExtendedSize; |
| } EFI_COMMON_SECTION_HEADER2; |
| |
| /// |
| /// Leaf section type that contains an |
| /// IA-32 16-bit executable image. |
| /// |
| typedef EFI_COMMON_SECTION_HEADER EFI_COMPATIBILITY16_SECTION; |
| typedef EFI_COMMON_SECTION_HEADER2 EFI_COMPATIBILITY16_SECTION2; |
| |
| /// |
| /// CompressionType of EFI_COMPRESSION_SECTION. |
| /// |
| #define EFI_NOT_COMPRESSED 0x00 |
| #define EFI_STANDARD_COMPRESSION 0x01 |
| /// |
| /// An encapsulation section type in which the |
| /// section data is compressed. |
| /// |
| typedef struct { |
| /// |
| /// Usual common section header. CommonHeader.Type = EFI_SECTION_COMPRESSION. |
| /// |
| EFI_COMMON_SECTION_HEADER CommonHeader; |
| /// |
| /// The UINT32 that indicates the size of the section data after decompression. |
| /// |
| UINT32 UncompressedLength; |
| /// |
| /// Indicates which compression algorithm is used. |
| /// |
| UINT8 CompressionType; |
| } EFI_COMPRESSION_SECTION; |
| |
| typedef struct { |
| /// |
| /// Usual common section header. CommonHeader.Type = EFI_SECTION_COMPRESSION. |
| /// |
| EFI_COMMON_SECTION_HEADER2 CommonHeader; |
| /// |
| /// UINT32 that indicates the size of the section data after decompression. |
| /// |
| UINT32 UncompressedLength; |
| /// |
| /// Indicates which compression algorithm is used. |
| /// |
| UINT8 CompressionType; |
| } EFI_COMPRESSION_SECTION2; |
| |
| /// |
| /// An encapsulation section type in which the section data is disposable. |
| /// A disposable section is an encapsulation section in which the section data may be disposed of during |
| /// the process of creating or updating a firmware image without significant impact on the usefulness of |
| /// the file. The Type field in the section header is set to EFI_SECTION_DISPOSABLE. This |
| /// allows optional or descriptive data to be included with the firmware file which can be removed in |
| /// order to conserve space. The contents of this section are implementation specific, but might contain |
| /// debug data or detailed integration instructions. |
| /// |
| typedef EFI_COMMON_SECTION_HEADER EFI_DISPOSABLE_SECTION; |
| typedef EFI_COMMON_SECTION_HEADER2 EFI_DISPOSABLE_SECTION2; |
| |
| /// |
| /// The leaf section which could be used to determine the dispatch order of DXEs. |
| /// |
| typedef EFI_COMMON_SECTION_HEADER EFI_DXE_DEPEX_SECTION; |
| typedef EFI_COMMON_SECTION_HEADER2 EFI_DXE_DEPEX_SECTION2; |
| |
| /// |
| /// The leaf section which contains a PI FV. |
| /// |
| typedef EFI_COMMON_SECTION_HEADER EFI_FIRMWARE_VOLUME_IMAGE_SECTION; |
| typedef EFI_COMMON_SECTION_HEADER2 EFI_FIRMWARE_VOLUME_IMAGE_SECTION2; |
| |
| /// |
| /// The leaf section which contains a single GUID. |
| /// |
| typedef struct { |
| /// |
| /// Common section header. CommonHeader.Type = EFI_SECTION_FREEFORM_SUBTYPE_GUID. |
| /// |
| EFI_COMMON_SECTION_HEADER CommonHeader; |
| /// |
| /// This GUID is defined by the creator of the file. It is a vendor-defined file type. |
| /// |
| EFI_GUID SubTypeGuid; |
| } EFI_FREEFORM_SUBTYPE_GUID_SECTION; |
| |
| typedef struct { |
| /// |
| /// The common section header. CommonHeader.Type = EFI_SECTION_FREEFORM_SUBTYPE_GUID. |
| /// |
| EFI_COMMON_SECTION_HEADER2 CommonHeader; |
| /// |
| /// This GUID is defined by the creator of the file. It is a vendor-defined file type. |
| /// |
| EFI_GUID SubTypeGuid; |
| } EFI_FREEFORM_SUBTYPE_GUID_SECTION2; |
| |
| /// |
| /// Attributes of EFI_GUID_DEFINED_SECTION. |
| /// |
| #define EFI_GUIDED_SECTION_PROCESSING_REQUIRED 0x01 |
| #define EFI_GUIDED_SECTION_AUTH_STATUS_VALID 0x02 |
| /// |
| /// The leaf section which is encapsulation defined by specific GUID. |
| /// |
| typedef struct { |
| /// |
| /// The common section header. CommonHeader.Type = EFI_SECTION_GUID_DEFINED. |
| /// |
| EFI_COMMON_SECTION_HEADER CommonHeader; |
| /// |
| /// The GUID that defines the format of the data that follows. It is a vendor-defined section type. |
| /// |
| EFI_GUID SectionDefinitionGuid; |
| /// |
| /// Contains the offset in bytes from the beginning of the common header to the first byte of the data. |
| /// |
| UINT16 DataOffset; |
| /// |
| /// The bit field that declares some specific characteristics of the section contents. |
| /// |
| UINT16 Attributes; |
| } EFI_GUID_DEFINED_SECTION; |
| |
| typedef struct { |
| /// |
| /// The common section header. CommonHeader.Type = EFI_SECTION_GUID_DEFINED. |
| /// |
| EFI_COMMON_SECTION_HEADER2 CommonHeader; |
| /// |
| /// The GUID that defines the format of the data that follows. It is a vendor-defined section type. |
| /// |
| EFI_GUID SectionDefinitionGuid; |
| /// |
| /// Contains the offset in bytes from the beginning of the common header to the first byte of the data. |
| /// |
| UINT16 DataOffset; |
| /// |
| /// The bit field that declares some specific characteristics of the section contents. |
| /// |
| UINT16 Attributes; |
| } EFI_GUID_DEFINED_SECTION2; |
| |
| /// |
| /// The leaf section which contains PE32+ image. |
| /// |
| typedef EFI_COMMON_SECTION_HEADER EFI_PE32_SECTION; |
| typedef EFI_COMMON_SECTION_HEADER2 EFI_PE32_SECTION2; |
| |
| /// |
| /// The leaf section used to determine the dispatch order of PEIMs. |
| /// |
| typedef EFI_COMMON_SECTION_HEADER EFI_PEI_DEPEX_SECTION; |
| typedef EFI_COMMON_SECTION_HEADER2 EFI_PEI_DEPEX_SECTION2; |
| |
| /// |
| /// A leaf section type that contains a position-independent-code (PIC) image. |
| /// A PIC image section is a leaf section that contains a position-independent-code (PIC) image. |
| /// In addition to normal PE32+ images that contain relocation information, PEIM executables may be |
| /// PIC and are referred to as PIC images. A PIC image is the same as a PE32+ image except that all |
| /// relocation information has been stripped from the image and the image can be moved and will |
| /// execute correctly without performing any relocation or other fix-ups. EFI_PIC_SECTION2 must |
| /// be used if the section is 16MB or larger. |
| /// |
| typedef EFI_COMMON_SECTION_HEADER EFI_PIC_SECTION; |
| typedef EFI_COMMON_SECTION_HEADER2 EFI_PIC_SECTION2; |
| |
| /// |
| /// The leaf section which constains the position-independent-code image. |
| /// |
| typedef EFI_COMMON_SECTION_HEADER EFI_TE_SECTION; |
| typedef EFI_COMMON_SECTION_HEADER2 EFI_TE_SECTION2; |
| |
| /// |
| /// The leaf section which contains an array of zero or more bytes. |
| /// |
| typedef EFI_COMMON_SECTION_HEADER EFI_RAW_SECTION; |
| typedef EFI_COMMON_SECTION_HEADER2 EFI_RAW_SECTION2; |
| |
| /// |
| /// The SMM dependency expression section is a leaf section that contains a dependency expression that |
| /// is used to determine the dispatch order for SMM drivers. Before the SMRAM invocation of the |
| /// SMM driver's entry point, this dependency expression must evaluate to TRUE. See the Platform |
| /// Initialization Specification, Volume 2, for details regarding the format of the dependency expression. |
| /// The dependency expression may refer to protocols installed in either the UEFI or the SMM protocol |
| /// database. EFI_SMM_DEPEX_SECTION2 must be used if the section is 16MB or larger. |
| /// |
| typedef EFI_COMMON_SECTION_HEADER EFI_SMM_DEPEX_SECTION; |
| typedef EFI_COMMON_SECTION_HEADER2 EFI_SMM_DEPEX_SECTION2; |
| |
| /// |
| /// The leaf section which contains a unicode string that |
| /// is human readable file name. |
| /// |
| typedef struct { |
| EFI_COMMON_SECTION_HEADER CommonHeader; |
| |
| /// |
| /// Array of unicode string. |
| /// |
| CHAR16 FileNameString[1]; |
| } EFI_USER_INTERFACE_SECTION; |
| |
| typedef struct { |
| EFI_COMMON_SECTION_HEADER2 CommonHeader; |
| CHAR16 FileNameString[1]; |
| } EFI_USER_INTERFACE_SECTION2; |
| |
| /// |
| /// The leaf section which contains a numeric build number and |
| /// an optional unicode string that represents the file revision. |
| /// |
| typedef struct { |
| EFI_COMMON_SECTION_HEADER CommonHeader; |
| UINT16 BuildNumber; |
| |
| /// |
| /// Array of unicode string. |
| /// |
| CHAR16 VersionString[1]; |
| } EFI_VERSION_SECTION; |
| |
| typedef struct { |
| EFI_COMMON_SECTION_HEADER2 CommonHeader; |
| /// |
| /// A UINT16 that represents a particular build. Subsequent builds have monotonically |
| /// increasing build numbers relative to earlier builds. |
| /// |
| UINT16 BuildNumber; |
| CHAR16 VersionString[1]; |
| } EFI_VERSION_SECTION2; |
| |
| #define IS_SECTION2(SectionHeaderPtr) \ |
| ((UINT32) (*((UINT32 *) ((EFI_COMMON_SECTION_HEADER *) (UINTN) SectionHeaderPtr)->Size) & 0x00ffffff) == 0x00ffffff) |
| |
| #define SECTION_SIZE(SectionHeaderPtr) \ |
| ((UINT32) (*((UINT32 *) ((EFI_COMMON_SECTION_HEADER *) (UINTN) SectionHeaderPtr)->Size) & 0x00ffffff)) |
| |
| #define SECTION2_SIZE(SectionHeaderPtr) \ |
| (((EFI_COMMON_SECTION_HEADER2 *) (UINTN) SectionHeaderPtr)->ExtendedSize) |
| |
| #pragma pack() |
| |
| #endif |
| |