PiFirmwareVolume.h

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#ifndef __PI_FIRMWAREVOLUME_H__
#define __PI_FIRMWAREVOLUME_H__
 
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
 
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 {
  UINT32    NumBlocks;
  UINT32    Length;
} EFI_FV_BLOCK_MAP_ENTRY;
 
typedef struct {
  UINT8                     ZeroVector[16];
  EFI_GUID                  FileSystemGuid;
  UINT64                    FvLength;
  UINT32                    Signature;
  EFI_FVB_ATTRIBUTES_2      Attributes;
  UINT16                    HeaderLength;
  UINT16                    Checksum;
  UINT16                    ExtHeaderOffset;
  UINT8                     Reserved[1];
  UINT8                     Revision;
  EFI_FV_BLOCK_MAP_ENTRY    BlockMap[1];
} EFI_FIRMWARE_VOLUME_HEADER;
 
#define EFI_FVH_SIGNATURE  SIGNATURE_32 ('_', 'F', 'V', 'H')
 
#define EFI_FVH_REVISION  0x02
 
typedef struct {
  EFI_GUID    FvName;
  UINT32      ExtHeaderSize;
} EFI_FIRMWARE_VOLUME_EXT_HEADER;
 
typedef struct {
  UINT16    ExtEntrySize;
  UINT16    ExtEntryType;
} EFI_FIRMWARE_VOLUME_EXT_ENTRY;
 
#define EFI_FV_EXT_TYPE_OEM_TYPE  0x01
typedef struct {
  EFI_FIRMWARE_VOLUME_EXT_ENTRY    Hdr;
  UINT32                           TypeMask;
} EFI_FIRMWARE_VOLUME_EXT_ENTRY_OEM_TYPE;
 
#define EFI_FV_EXT_TYPE_GUID_TYPE  0x0002
 
typedef struct {
  EFI_FIRMWARE_VOLUME_EXT_ENTRY    Hdr;
  EFI_GUID                         FormatType;
} EFI_FIRMWARE_VOLUME_EXT_ENTRY_GUID_TYPE;
 
#define EFI_FV_EXT_TYPE_USED_SIZE_TYPE  0x03
 
typedef struct {
  EFI_FIRMWARE_VOLUME_EXT_ENTRY    Hdr;
  UINT32                           UsedSize;
} EFI_FIRMWARE_VOLUME_EXT_ENTRY_USED_SIZE_TYPE;
 
#endif