Tools/CCode/Source/Include/Common/Capsule.h

   1 /** @file
   2   Defines for the EFI Capsule functionality.
   3
   4   Copyright (c) 2006, Intel Corporation
   5   All rights reserved. This program and the accompanying materials
   6   are licensed and made available under the terms and conditions of the BSD License
   7   which accompanies this distribution.  The full text of the license may be found at
   8   http://opensource.org/licenses/bsd-license.php
   9
  10   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12
  13   Module Name:  Capsule.h
  14
  15   @par Revision Reference:
  16   These definitions are from Capsule Spec Version 0.9.
  17
  18 **/
  19
  20 #ifndef _EFI_CAPSULE_H_
  21 #define _EFI_CAPSULE_H_
  22
  23 //
  24 // Bits in the flags field of the capsule header
  25 //
  26 #define EFI_CAPSULE_HEADER_FLAG_SETUP 0x00000001  // supports setup changes
  27
  28
  29 #define CAPSULE_BLOCK_DESCRIPTOR_SIGNATURE  EFI_SIGNATURE_32 ('C', 'B', 'D', 'S')
  30
  31 //
  32 // An array of these describe the blocks that make up a capsule for
  33 // a capsule update.
  34 //
  35 typedef struct {
  36   UINT64                Length;     // length of the data block
  37   EFI_PHYSICAL_ADDRESS  Data;       // physical address of the data block
  38   UINT32                Signature;  // CBDS
  39   UINT32                CheckSum;   // to sum this structure to 0
  40 } EFI_CAPSULE_BLOCK_DESCRIPTOR;
  41
  42 typedef struct {
  43   EFI_GUID  OemGuid;
  44   UINT32    HeaderSize;
  45   //
  46   // UINT8                       OemHdrData[];
  47   //
  48 } EFI_CAPSULE_OEM_HEADER;
  49
  50 typedef struct {
  51   EFI_GUID  CapsuleGuid;
  52   UINT32    HeaderSize;
  53   UINT32    Flags;
  54   UINT32    CapsuleImageSize;
  55   UINT32    SequenceNumber;
  56   EFI_GUID  InstanceId;
  57   UINT32    OffsetToSplitInformation;
  58   UINT32    OffsetToCapsuleBody;
  59   UINT32    OffsetToOemDefinedHeader;
  60   UINT32    OffsetToAuthorInformation;
  61   UINT32    OffsetToRevisionInformation;
  62   UINT32    OffsetToShortDescription;
  63   UINT32    OffsetToLongDescription;
  64   UINT32    OffsetToApplicableDevices;
  65 } EFI_CAPSULE_HEADER;
  66
  67 #endif // #ifndef _EFI_CAPSULE_H_