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68 lines
2.2 KiB
C
68 lines
2.2 KiB
C
/** @file
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Defines for the EFI Capsule functionality.
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Copyright (c) 2006, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Module Name: Capsule.h
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@par Revision Reference:
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These definitions are from Capsule Spec Version 0.9.
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**/
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#ifndef _EFI_CAPSULE_H_
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#define _EFI_CAPSULE_H_
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//
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// Bits in the flags field of the capsule header
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//
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#define EFI_CAPSULE_HEADER_FLAG_SETUP 0x00000001 // supports setup changes
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#define CAPSULE_BLOCK_DESCRIPTOR_SIGNATURE EFI_SIGNATURE_32 ('C', 'B', 'D', 'S')
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//
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// An array of these describe the blocks that make up a capsule for
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// a capsule update.
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//
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typedef struct {
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UINT64 Length; // length of the data block
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EFI_PHYSICAL_ADDRESS Data; // physical address of the data block
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UINT32 Signature; // CBDS
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UINT32 CheckSum; // to sum this structure to 0
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} EFI_CAPSULE_BLOCK_DESCRIPTOR;
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typedef struct {
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EFI_GUID OemGuid;
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UINT32 HeaderSize;
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//
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// UINT8 OemHdrData[];
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//
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} EFI_CAPSULE_OEM_HEADER;
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typedef struct {
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EFI_GUID CapsuleGuid;
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UINT32 HeaderSize;
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UINT32 Flags;
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UINT32 CapsuleImageSize;
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UINT32 SequenceNumber;
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EFI_GUID InstanceId;
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UINT32 OffsetToSplitInformation;
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UINT32 OffsetToCapsuleBody;
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UINT32 OffsetToOemDefinedHeader;
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UINT32 OffsetToAuthorInformation;
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UINT32 OffsetToRevisionInformation;
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UINT32 OffsetToShortDescription;
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UINT32 OffsetToLongDescription;
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UINT32 OffsetToApplicableDevices;
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} EFI_CAPSULE_HEADER;
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#endif // #ifndef _EFI_CAPSULE_H_
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