/** @file\r
The firmware file related definitions in PI.\r
\r
- Copyright (c) 2006 - 2007, Intel Corporation \r
+ Copyright (c) 2006 - 2009, Intel Corporation \r
All rights reserved. This program and the accompanying materials \r
are licensed and made available under the terms and conditions of the BSD License \r
which accompanies this distribution. The full text of the license may be found at \r
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
\r
@par Revision Reference:\r
- Version 1.0.\r
+ PI Version 1.0\r
\r
**/\r
\r
+\r
#ifndef __PI_FIRMWARE_FILE_H__\r
#define __PI_FIRMWARE_FILE_H__\r
\r
-//\r
-// Used to verify the integrity of the file.\r
-// \r
+#pragma pack(1)\r
+///\r
+/// Used to verify the integrity of the file.\r
+/// \r
typedef union {\r
struct {\r
+ ///\r
+ /// The IntegrityCheck.Checksum.Header field is an 8-bit checksum of the file\r
+ /// header. The State and IntegrityCheck.Checksum.File fields are assumed\r
+ /// to be zero and the checksum is calculated such that the entire header sums to zero.\r
+ ///\r
UINT8 Header;\r
+ ///\r
+ /// If the FFS_ATTRIB_CHECKSUM (see definition below) bit of the Attributes\r
+ /// field is set to one, the IntegrityCheck.Checksum.File field is an 8-bit\r
+ /// checksum of the entire file The State field and the file tail are assumed to be zero\r
+ /// and the checksum is calculated such that the entire file sums to zero.\r
+ /// If the FFS_ATTRIB_CHECKSUM bit of the Attributes field is cleared to zero,\r
+ /// the IntegrityCheck.Checksum.File field must be initialized with a value of\r
+ /// 0x55AA. The IntegrityCheck.Checksum.File field is valid any time the\r
+ /// EFI_FILE_DATA_VALID bit is set in the State field.\r
+ ///\r
UINT8 File;\r
} Checksum;\r
+ ///\r
+ /// This is the full 16 bits of the IntegrityCheck field.\r
+ ///\r
UINT16 Checksum16;\r
} EFI_FFS_INTEGRITY_CHECK;\r
\r
typedef UINT8 EFI_FFS_FILE_ATTRIBUTES;\r
typedef UINT8 EFI_FFS_FILE_STATE;\r
\r
-//\r
-// File Types Definitions\r
-// \r
+///\r
+/// File Types Definitions\r
+/// \r
+#define EFI_FV_FILETYPE_ALL 0x00\r
#define EFI_FV_FILETYPE_RAW 0x01\r
#define EFI_FV_FILETYPE_FREEFORM 0x02\r
#define EFI_FV_FILETYPE_SECURITY_CORE 0x03\r
#define EFI_FV_FILETYPE_FFS_MIN 0xf0\r
#define EFI_FV_FILETYPE_FFS_MAX 0xff\r
#define EFI_FV_FILETYPE_FFS_PAD 0xf0\r
-// \r
-// FFS File Attributes.\r
-// \r
+/// \r
+/// FFS File Attributes.\r
+/// \r
+#define FFS_ATTRIB_LARGE_FILE 0x01\r
#define FFS_ATTRIB_FIXED 0x04\r
#define FFS_ATTRIB_DATA_ALIGNMENT 0x38\r
#define FFS_ATTRIB_CHECKSUM 0x40\r
\r
-// \r
-// FFS File State Bits.\r
-// \r
+/// \r
+/// FFS File State Bits.\r
+/// \r
#define EFI_FILE_HEADER_CONSTRUCTION 0x01\r
#define EFI_FILE_HEADER_VALID 0x02\r
#define EFI_FILE_DATA_VALID 0x04\r
#define EFI_FILE_HEADER_INVALID 0x20\r
\r
\r
-//\r
-// Each file begins with the header that describe the \r
-// contents and state of the files.\r
-// \r
+///\r
+/// Each file begins with the header that describe the \r
+/// contents and state of the files.\r
+/// \r
typedef struct {\r
+ ///\r
+ /// This GUID is the file name. It is used to uniquely identify the file.\r
+ ///\r
EFI_GUID Name;\r
+ ///\r
+ /// Used to verify the integrity of the file.\r
+ ///\r
EFI_FFS_INTEGRITY_CHECK IntegrityCheck;\r
+ ///\r
+ /// Identifies the type of file.\r
+ ///\r
EFI_FV_FILETYPE Type;\r
+ ///\r
+ /// Declares various file attribute bits.\r
+ ///\r
EFI_FFS_FILE_ATTRIBUTES Attributes;\r
+ ///\r
+ /// The length of the file in bytes, including the FFS header.\r
+ ///\r
UINT8 Size[3];\r
+ ///\r
+ /// Used to track the state of the file throughout the life of the file from creation to deletion.\r
+ ///\r
EFI_FFS_FILE_STATE State;\r
} EFI_FFS_FILE_HEADER;\r
\r
+typedef struct {\r
+ ///\r
+ /// This GUID is the file name. It is used to uniquely identify the file. There may be only\r
+ /// one instance of a file with the file name GUID of Name in any given firmware\r
+ /// volume, except if the file type is EFI_FV_FILETYPE_FFS_PAD.\r
+ ///\r
+ EFI_GUID Name;\r
+ \r
+ ///\r
+ /// Used to verify the integrity of the file.\r
+ /// \r
+ EFI_FFS_INTEGRITY_CHECK IntegrityCheck;\r
+ \r
+ ///\r
+ /// Identifies the type of file.\r
+ /// \r
+ EFI_FV_FILETYPE Type;\r
+ \r
+ ///\r
+ /// Declares various file attribute bits.\r
+ /// \r
+ EFI_FFS_FILE_ATTRIBUTES Attributes;\r
+ \r
+ ///\r
+ /// The length of the file in bytes, including the FFS header.\r
+ /// The length of the file data is either (Size - sizeof(EFI_FFS_FILE_HEADER)). This calculation means a\r
+ /// zero-length file has a Size of 24 bytes, which is sizeof(EFI_FFS_FILE_HEADER).\r
+ /// Size is not required to be a multiple of 8 bytes. Given a file F, the next file header is\r
+ /// located at the next 8-byte aligned firmware volume offset following the last byte of the file F.\r
+ ///\r
+ UINT8 Size[3];\r
+ \r
+ ///\r
+ /// Used to track the state of the file throughout the life of the file from creation to deletion.\r
+ ///\r
+ EFI_FFS_FILE_STATE State;\r
+ \r
+ ///\r
+ /// If FFS_ATTRIB_LARGE_FILE is set in Attributes then ExtendedSize exists and Size must be set to zero.\r
+ /// If FFS_ATTRIB_LARGE_FILE is not set then EFI_FFS_FILE_HEADER is used.\r
+ ///\r
+ EFI_FFS_FILE_STATE ExtendedSize;\r
+} EFI_FFS_FILE_HEADER2;\r
\r
typedef UINT8 EFI_SECTION_TYPE;\r
\r
-//\r
-// Pseudo type. It is\r
-// used as a wild card when retrieving sections. The section\r
-// type EFI_SECTION_ALL matches all section types.\r
-//\r
+///\r
+/// Pseudo type. It is\r
+/// used as a wild card when retrieving sections. The section\r
+/// type EFI_SECTION_ALL matches all section types.\r
+///\r
#define EFI_SECTION_ALL 0x00\r
\r
-//\r
-// Encapsulation section Type values\r
-//\r
+///\r
+/// Encapsulation section Type values\r
+///\r
#define EFI_SECTION_COMPRESSION 0x01\r
\r
#define EFI_SECTION_GUID_DEFINED 0x02\r
\r
-//\r
-// Leaf section Type values\r
-//\r
+#define EFI_SECTION_DISPOSABLE 0x03\r
+\r
+///\r
+/// Leaf section Type values\r
+///\r
#define EFI_SECTION_PE32 0x10\r
#define EFI_SECTION_PIC 0x11\r
#define EFI_SECTION_TE 0x12\r
#define EFI_SECTION_FREEFORM_SUBTYPE_GUID 0x18\r
#define EFI_SECTION_RAW 0x19\r
#define EFI_SECTION_PEI_DEPEX 0x1B\r
+#define EFI_SECTION_SMM_DEPEX 0x1C\r
\r
+///\r
+/// Common section header\r
+/// \r
typedef struct {\r
+ ///\r
+ /// A 24-bit unsigned integer that contains the total size of the section in bytes, \r
+ /// including the EFI_COMMON_SECTION_HEADER.\r
+ ///\r
UINT8 Size[3];\r
EFI_SECTION_TYPE Type;\r
+ ///\r
+ /// Declares the section type.\r
+ ///\r
} EFI_COMMON_SECTION_HEADER;\r
\r
-//\r
-// Leaf section type that contains an \r
-// IA-32 16-bit executable image.\r
-// \r
-typedef EFI_COMMON_SECTION_HEADER EFI_COMPATIBILITY16_SECTION;\r
-\r
-//\r
-// CompressionType of EFI_COMPRESSION_SECTION.\r
-// \r
+typedef struct {\r
+ ///\r
+ /// A 24-bit unsigned integer that contains the total size of the section in bytes, \r
+ /// including the EFI_COMMON_SECTION_HEADER.\r
+ ///\r
+ UINT8 Size[3];\r
+ \r
+ EFI_SECTION_TYPE Type;\r
+ \r
+ ///\r
+ /// If Size is 0xFFFFFF then ExtendedSize contains the size of the section. If\r
+ /// Size is not equal to 0xFFFFFF then this field does not exist. \r
+ ///\r
+ UINT32 ExtendedSize;\r
+} EFI_COMMON_SECTION_HEADER2;\r
+\r
+///\r
+/// Leaf section type that contains an \r
+/// IA-32 16-bit executable image.\r
+/// \r
+typedef EFI_COMMON_SECTION_HEADER EFI_COMPATIBILITY16_SECTION;\r
+typedef EFI_COMMON_SECTION_HEADER2 EFI_COMPATIBILITY16_SECTION2;\r
+\r
+///\r
+/// CompressionType of EFI_COMPRESSION_SECTION.\r
+/// \r
#define EFI_NOT_COMPRESSED 0x00\r
#define EFI_STANDARD_COMPRESSION 0x01\r
-//\r
-// An encapsulation section type in which the \r
-// section data is compressed.\r
-// \r
+///\r
+/// An encapsulation section type in which the \r
+/// section data is compressed.\r
+/// \r
typedef struct {\r
+ ///\r
+ /// Usual common section header. CommonHeader.Type = EFI_SECTION_COMPRESSION.\r
+ ///\r
EFI_COMMON_SECTION_HEADER CommonHeader;\r
+ ///\r
+ /// UINT32 that indicates the size of the section data after decompression.\r
+ ///\r
UINT32 UncompressedLength;\r
+ ///\r
+ /// Indicates which compression algorithm is used.\r
+ ///\r
UINT8 CompressionType;\r
} EFI_COMPRESSION_SECTION;\r
\r
-//\r
-// Leaf section which could be used to determine the dispatch order of DXEs.\r
-// \r
-typedef EFI_COMMON_SECTION_HEADER EFI_DXE_DEPEX_SECTION;\r
-\r
-//\r
-// Leaf section witch contains a PI FV.\r
-// \r
-typedef EFI_COMMON_SECTION_HEADER EFI_FIRMWARE_VOLUME_IMAGE_SECTION;\r
-\r
-//\r
-// Leaf section which contains a single GUID.\r
-// \r
typedef struct {\r
+ ///\r
+ /// Usual common section header. CommonHeader.Type = EFI_SECTION_COMPRESSION.\r
+ ///\r
+ EFI_COMMON_SECTION_HEADER2 CommonHeader;\r
+ ///\r
+ /// UINT32 that indicates the size of the section data after decompression.\r
+ ///\r
+ UINT32 UncompressedLength;\r
+ ///\r
+ /// Indicates which compression algorithm is used.\r
+ ///\r
+ UINT8 CompressionType;\r
+} EFI_COMPRESSION_SECTION2;\r
+\r
+///\r
+/// An encapsulation section type in which the section data is disposable.\r
+/// A disposable section is an encapsulation section in which the section data may be disposed of during\r
+/// the process of creating or updating a firmware image without significant impact on the usefulness of\r
+/// the file. The Type field in the section header is set to EFI_SECTION_DISPOSABLE. This\r
+/// allows optional or descriptive data to be included with the firmware file which can be removed in\r
+/// order to conserve space. The contents of this section are implementation specific, but might contain\r
+/// debug data or detailed integration instructions.\r
+///\r
+typedef EFI_COMMON_SECTION_HEADER EFI_DISPOSABLE_SECTION;\r
+typedef EFI_COMMON_SECTION_HEADER2 EFI_DISPOSABLE_SECTION2;\r
+\r
+///\r
+/// Leaf section which could be used to determine the dispatch order of DXEs.\r
+/// \r
+typedef EFI_COMMON_SECTION_HEADER EFI_DXE_DEPEX_SECTION;\r
+typedef EFI_COMMON_SECTION_HEADER2 EFI_DXE_DEPEX_SECTION2;\r
+\r
+///\r
+/// Leaf section which contains a PI FV.\r
+/// \r
+typedef EFI_COMMON_SECTION_HEADER EFI_FIRMWARE_VOLUME_IMAGE_SECTION;\r
+typedef EFI_COMMON_SECTION_HEADER2 EFI_FIRMWARE_VOLUME_IMAGE_SECTION2;\r
+\r
+///\r
+/// Leaf section which contains a single GUID.\r
+/// \r
+typedef struct {\r
+ ///\r
+ /// Common section header. CommonHeader.Type = EFI_SECTION_FREEFORM_SUBTYPE_GUID.\r
+ ///\r
EFI_COMMON_SECTION_HEADER CommonHeader;\r
+ ///\r
+ /// This GUID is defined by the creator of the file. It is a vendor-defined file type.\r
+ ///\r
EFI_GUID SubTypeGuid;\r
} EFI_FREEFORM_SUBTYPE_GUID_SECTION;\r
\r
-//\r
-// Attributes of EFI_GUID_DEFINED_SECTION\r
-// \r
+typedef struct {\r
+ ///\r
+ /// Common section header. CommonHeader.Type = EFI_SECTION_FREEFORM_SUBTYPE_GUID.\r
+ ///\r
+ EFI_COMMON_SECTION_HEADER2 CommonHeader;\r
+ ///\r
+ /// This GUID is defined by the creator of the file. It is a vendor-defined file type.\r
+ /// \r
+ EFI_GUID SubTypeGuid;\r
+} EFI_FREEFORM_SUBTYPE_GUID_SECTION2;\r
+\r
+///\r
+/// Attributes of EFI_GUID_DEFINED_SECTION\r
+/// \r
#define EFI_GUIDED_SECTION_PROCESSING_REQUIRED 0x01\r
#define EFI_GUIDED_SECTION_AUTH_STATUS_VALID 0x02\r
-//\r
-// Leaf section which is encapsulation defined by specific GUID\r
-// \r
+///\r
+/// Leaf section which is encapsulation defined by specific GUID\r
+/// \r
typedef struct {\r
+ ///\r
+ /// Common section header. CommonHeader.Type = EFI_SECTION_GUID_DEFINED.\r
+ ///\r
EFI_COMMON_SECTION_HEADER CommonHeader;\r
+ ///\r
+ /// GUID that defines the format of the data that follows. It is a vendor-defined section type.\r
+ ///\r
EFI_GUID SectionDefinitionGuid;\r
+ ///\r
+ /// Contains the offset in bytes from the beginning of the common header to the first byte of the data.\r
+ ///\r
UINT16 DataOffset;\r
+ ///\r
+ /// Bit field that declares some specific characteristics of the section contents.\r
+ ///\r
UINT16 Attributes;\r
} EFI_GUID_DEFINED_SECTION;\r
\r
-//\r
-// Leaf section which contains PE32+ image.\r
-// \r
-typedef EFI_COMMON_SECTION_HEADER EFI_PE32_SECTION;\r
-\r
-\r
-//\r
-// Leaf section which used to determine the dispatch order of PEIMs.\r
-// \r
-typedef EFI_COMMON_SECTION_HEADER EFI_PEI_DEPEX_SECTION;\r
-\r
-//\r
-// Leaf section which constains the position-independent-code image.\r
-// \r
-typedef EFI_COMMON_SECTION_HEADER EFI_TE_SECTION;\r
-\r
-//\r
-// Leaf section which contains an array of zero or more bytes.\r
-// \r
-typedef EFI_COMMON_SECTION_HEADER EFI_RAW_SECTION;\r
-\r
-//\r
-// Leaf section which contains a unicode string that \r
-// is human readable file name.\r
-// \r
+typedef struct {\r
+ ///\r
+ /// Common section header. CommonHeader.Type = EFI_SECTION_GUID_DEFINED.\r
+ ///\r
+ EFI_COMMON_SECTION_HEADER2 CommonHeader;\r
+ ///\r
+ /// GUID that defines the format of the data that follows. It is a vendor-defined section type.\r
+ /// \r
+ EFI_GUID SectionDefinitionGuid;\r
+ ///\r
+ /// Contains the offset in bytes from the beginning of the common header to the first byte of the data.\r
+ /// \r
+ UINT16 DataOffset;\r
+ ///\r
+ /// Bit field that declares some specific characteristics of the section contents.\r
+ /// \r
+ UINT16 Attributes;\r
+} EFI_GUID_DEFINED_SECTION2;\r
+\r
+///\r
+/// Leaf section which contains PE32+ image.\r
+/// \r
+typedef EFI_COMMON_SECTION_HEADER EFI_PE32_SECTION;\r
+typedef EFI_COMMON_SECTION_HEADER2 EFI_PE32_SECTION2;\r
+\r
+///\r
+/// Leaf section which used to determine the dispatch order of PEIMs.\r
+/// \r
+typedef EFI_COMMON_SECTION_HEADER EFI_PEI_DEPEX_SECTION;\r
+typedef EFI_COMMON_SECTION_HEADER2 EFI_PEI_DEPEX_SECTION2;\r
+\r
+///\r
+/// A leaf section type that contains a position-independent-code (PIC) image.\r
+/// A PIC image section is a leaf section that contains a position-independent-code (PIC) image.\r
+/// In addition to normal PE32+ images that contain relocation information, PEIM executables may be\r
+/// PIC and are referred to as PIC images. A PIC image is the same as a PE32+ image except that all\r
+/// relocation information has been stripped from the image and the image can be moved and will\r
+/// execute correctly without performing any relocation or other fix-ups. EFI_PIC_SECTION2 must\r
+/// be used if the section is 16MB or larger.\r
+///\r
+typedef EFI_COMMON_SECTION_HEADER EFI_PIC_SECTION;\r
+typedef EFI_COMMON_SECTION_HEADER2 EFI_PIC_SECTION2;\r
+\r
+///\r
+/// Leaf section which constains the position-independent-code image.\r
+/// \r
+typedef EFI_COMMON_SECTION_HEADER EFI_TE_SECTION;\r
+typedef EFI_COMMON_SECTION_HEADER2 EFI_TE_SECTION2;\r
+\r
+///\r
+/// Leaf section which contains an array of zero or more bytes.\r
+/// \r
+typedef EFI_COMMON_SECTION_HEADER EFI_RAW_SECTION;\r
+typedef EFI_COMMON_SECTION_HEADER2 EFI_RAW_SECTION2;\r
+\r
+/// \r
+/// The SMM dependency expression section is a leaf section that contains a dependency expression that\r
+/// is used to determine the dispatch order for SMM drivers. Before the SMRAM invocation of the\r
+/// SMM driver's entry point, this dependency expression must evaluate to TRUE. See the Platform\r
+/// Initialization Specification, Volume 2for details regarding the format of the dependency expression.\r
+/// The dependency expression may refer to protocols installed in either the UEFI or the SMM protocol\r
+/// database. EFI_SMM_DEPEX_SECTION2 must be used if the section is 16MB or larger.\r
+/// \r
+typedef EFI_COMMON_SECTION_HEADER EFI_SMM_DEPEX_SECTION;\r
+typedef EFI_COMMON_SECTION_HEADER2 EFI_SMM_DEPEX_SECTION2;\r
+\r
+///\r
+/// Leaf section which contains a unicode string that \r
+/// is human readable file name.\r
+/// \r
typedef struct {\r
EFI_COMMON_SECTION_HEADER CommonHeader;\r
\r
- //\r
- // Array of unicode string.\r
- // \r
+ ///\r
+ /// Array of unicode string.\r
+ /// \r
CHAR16 FileNameString[1];\r
} EFI_USER_INTERFACE_SECTION;\r
\r
-\r
-//\r
-// Leaf section which contains a numeric build number and\r
-// an optional unicode string that represent the file revision. \r
-// \r
+typedef struct {\r
+ EFI_COMMON_SECTION_HEADER2 CommonHeader;\r
+ CHAR16 FileNameString[1];\r
+} EFI_USER_INTERFACE_SECTION2;\r
+\r
+///\r
+/// Leaf section which contains a numeric build number and\r
+/// an optional unicode string that represents the file revision. \r
+/// \r
typedef struct {\r
EFI_COMMON_SECTION_HEADER CommonHeader;\r
UINT16 BuildNumber;\r
+\r
+ ///\r
+ /// Array of unicode string.\r
+ /// \r
CHAR16 VersionString[1];\r
} EFI_VERSION_SECTION;\r
\r
+typedef struct {\r
+ EFI_COMMON_SECTION_HEADER2 CommonHeader;\r
+ ///\r
+ /// A UINT16 that represents a particular build. Subsequent builds have monotonically\r
+ /// increasing build numbers relative to earlier builds.\r
+ ///\r
+ UINT16 BuildNumber;\r
+ CHAR16 VersionString[1];\r
+} EFI_VERSION_SECTION2;\r
+\r
+#define SECTION_SIZE(SectionHeaderPtr) \\r
+ ((UINT32) (*((UINT32 *) ((EFI_COMMON_SECTION_HEADER *) SectionHeaderPtr)->Size) & 0x00ffffff))\r
+\r
+#pragma pack()\r
+\r
#endif\r
\r
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