BaseTools/Source/C/Include/Common/PiFirmwareVolume.h

   1 /** @file
   2   The firmware volume related definitions in PI.
   3
   4   Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
   5
   6   This program and the accompanying materials are licensed and made available
   7   under the terms and conditions of the BSD License which accompanies this
   8   distribution.  The full text of the license may be found at:
   9     http://opensource.org/licenses/bsd-license.php
  10
  11   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  12   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  13
  14   File Name: PiFirmwareVolume.h
  15
  16   @par Revision Reference:
  17   Version 1.2C
  18
  19 **/
  20
  21 #ifndef __PI_FIRMWAREVOLUME_H__
  22 #define __PI_FIRMWAREVOLUME_H__
  23
  24 //
  25 // EFI_FV_FILE_ATTRIBUTES
  26 //
  27 typedef UINT32  EFI_FV_FILE_ATTRIBUTES;
  28
  29 //
  30 // Value of EFI_FV_FILE_ATTRIBUTES.
  31 //
  32 #define EFI_FV_FILE_ATTRIB_ALIGNMENT      0x0000001F
  33 #define EFI_FV_FILE_ATTRIB_FIXED          0x00000100
  34 #define EFI_FV_FILE_ATTRIB_MEMORY_MAPPED  0x00000200
  35
  36 typedef UINT32  EFI_FVB_ATTRIBUTES_2;
  37
  38 //
  39 // Attributes bit definitions
  40 //
  41 #define EFI_FVB2_READ_DISABLED_CAP  0x00000001
  42 #define EFI_FVB2_READ_ENABLED_CAP   0x00000002
  43 #define EFI_FVB2_READ_STATUS        0x00000004
  44 #define EFI_FVB2_WRITE_DISABLED_CAP 0x00000008
  45 #define EFI_FVB2_WRITE_ENABLED_CAP  0x00000010
  46 #define EFI_FVB2_WRITE_STATUS       0x00000020
  47 #define EFI_FVB2_LOCK_CAP           0x00000040
  48 #define EFI_FVB2_LOCK_STATUS        0x00000080
  49 #define EFI_FVB2_STICKY_WRITE       0x00000200
  50 #define EFI_FVB2_MEMORY_MAPPED      0x00000400
  51 #define EFI_FVB2_ERASE_POLARITY     0x00000800
  52 #define EFI_FVB2_READ_LOCK_CAP      0x00001000
  53 #define EFI_FVB2_READ_LOCK_STATUS   0x00002000
  54 #define EFI_FVB2_WRITE_LOCK_CAP     0x00004000
  55 #define EFI_FVB2_WRITE_LOCK_STATUS  0x00008000
  56 #define EFI_FVB2_ALIGNMENT          0x001F0000
  57 #define EFI_FVB2_ALIGNMENT_1        0x00000000
  58 #define EFI_FVB2_ALIGNMENT_2        0x00010000
  59 #define EFI_FVB2_ALIGNMENT_4        0x00020000
  60 #define EFI_FVB2_ALIGNMENT_8        0x00030000
  61 #define EFI_FVB2_ALIGNMENT_16       0x00040000
  62 #define EFI_FVB2_ALIGNMENT_32       0x00050000
  63 #define EFI_FVB2_ALIGNMENT_64       0x00060000
  64 #define EFI_FVB2_ALIGNMENT_128      0x00070000
  65 #define EFI_FVB2_ALIGNMENT_256      0x00080000
  66 #define EFI_FVB2_ALIGNMENT_512      0x00090000
  67 #define EFI_FVB2_ALIGNMENT_1K       0x000A0000
  68 #define EFI_FVB2_ALIGNMENT_2K       0x000B0000
  69 #define EFI_FVB2_ALIGNMENT_4K       0x000C0000
  70 #define EFI_FVB2_ALIGNMENT_8K       0x000D0000
  71 #define EFI_FVB2_ALIGNMENT_16K      0x000E0000
  72 #define EFI_FVB2_ALIGNMENT_32K      0x000F0000
  73 #define EFI_FVB2_ALIGNMENT_64K      0x00100000
  74 #define EFI_FVB2_ALIGNMENT_128K     0x00110000
  75 #define EFI_FVB2_ALIGNMENT_256K     0x00120000
  76 #define EFI_FVB2_ALIGNMENT_512K     0x00130000
  77 #define EFI_FVB2_ALIGNMENT_1M       0x00140000
  78 #define EFI_FVB2_ALIGNMENT_2M       0x00150000
  79 #define EFI_FVB2_ALIGNMENT_4M       0x00160000
  80 #define EFI_FVB2_ALIGNMENT_8M       0x00170000
  81 #define EFI_FVB2_ALIGNMENT_16M      0x00180000
  82 #define EFI_FVB2_ALIGNMENT_32M      0x00190000
  83 #define EFI_FVB2_ALIGNMENT_64M      0x001A0000
  84 #define EFI_FVB2_ALIGNMENT_128M     0x001B0000
  85 #define EFI_FVB2_ALIGNMENT_256M     0x001C0000
  86 #define EFI_FVB2_ALIGNMENT_512M     0x001D0000
  87 #define EFI_FVB2_ALIGNMENT_1G       0x001E0000
  88 #define EFI_FVB2_ALIGNMENT_2G       0x001F0000
  89
  90
  91 typedef struct {
  92   UINT32 NumBlocks;
  93   UINT32 Length;
  94 } EFI_FV_BLOCK_MAP_ENTRY;
  95
  96 //
  97 // Describes the features and layout of the firmware volume.
  98 //
  99 typedef struct {
 100   UINT8                     ZeroVector[16];
 101   EFI_GUID                  FileSystemGuid;
 102   UINT64                    FvLength;
 103   UINT32                    Signature;
 104   EFI_FVB_ATTRIBUTES_2      Attributes;
 105   UINT16                    HeaderLength;
 106   UINT16                    Checksum;
 107   UINT16                    ExtHeaderOffset;
 108   UINT8                     Reserved[1];
 109   UINT8                     Revision;
 110   EFI_FV_BLOCK_MAP_ENTRY    BlockMap[1];
 111 } EFI_FIRMWARE_VOLUME_HEADER;
 112
 113 #define EFI_FVH_SIGNATURE EFI_SIGNATURE_32 ('_', 'F', 'V', 'H')
 114
 115 ///
 116 /// Firmware Volume Header Revision definition
 117 ///
 118 #define EFI_FVH_REVISION  0x02
 119
 120 //
 121 // Extension header pointed by ExtHeaderOffset of volume header.
 122 //
 123 typedef struct {
 124   EFI_GUID  FvName;
 125   UINT32    ExtHeaderSize;
 126 } EFI_FIRMWARE_VOLUME_EXT_HEADER;
 127
 128 typedef struct {
 129   UINT16    ExtEntrySize;
 130   UINT16    ExtEntryType;
 131 } EFI_FIRMWARE_VOLUME_EXT_ENTRY;
 132
 133 #define EFI_FV_EXT_TYPE_OEM_TYPE  0x01
 134 typedef struct {
 135   EFI_FIRMWARE_VOLUME_EXT_ENTRY Hdr;
 136   UINT32    TypeMask;
 137
 138   //
 139   // Array of GUIDs.
 140   // Each GUID represents an OEM file type.
 141   //
 142   // EFI_GUID  Types[1];
 143   //
 144 } EFI_FIRMWARE_VOLUME_EXT_ENTRY_OEM_TYPE;
 145
 146 #define EFI_FV_EXT_TYPE_GUID_TYPE 0x0002
 147 typedef struct {
 148   EFI_FIRMWARE_VOLUME_EXT_ENTRY     Hdr;
 149   EFI_GUID                          FormatType;
 150
 151   //
 152   // An arry of bytes of length Length.
 153   //
 154   // UINT8                             Data[1];
 155   //
 156 } EFI_FIRMWARE_VOLUME_EXT_ENTRY_GUID_TYPE;
 157
 158 #endif