audk/MdePkg/Include/IndustryStandard/IpmiFruInformationStorage.h

/** @file
  IPMI Platform Management FRU Information Storage Definitions

  This file contains the definitions for:
    Common Header Format (Chapter 8)
    MultiRecord Header (Section 16.1)

  Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
  SPDX-License-Identifier: BSD-2-Clause-Patent

  @par Revision Reference:
    - IPMI Platform Management FRU Information Storage Definition v1.0 Revision
      1.3, Dated March 24, 2015.
      https://www.intel.com/content/dam/www/public/us/en/documents/specification-updates/ipmi-platform-mgt-fru-info-storage-def-v1-0-rev-1-3-spec-update.pdf
**/

#ifndef _IPMI_FRU_INFORMATION_STORAGE_H_
#define _IPMI_FRU_INFORMATION_STORAGE_H_

#pragma pack(1)

//
//  Structure definitions for FRU Common Header
//
typedef union {
  ///
  /// Individual bit fields
  ///
  struct {
    UINT8  FormatVersionNumber:4;
    UINT8  Reserved:4;
  } Bits;
  ///
  /// All bit fields as a 8-bit value
  ///
  UINT8  Uint8;
} IPMI_FRU_COMMON_HEADER_FORMAT_VERSION;

typedef struct {
  IPMI_FRU_COMMON_HEADER_FORMAT_VERSION  FormatVersion;
  UINT8                                  InternalUseStartingOffset;
  UINT8                                  ChassisInfoStartingOffset;
  UINT8                                  BoardAreaStartingOffset;
  UINT8                                  ProductInfoStartingOffset;
  UINT8                                  MultiRecInfoStartingOffset;
  UINT8                                  Pad;
  UINT8                                  Checksum;
} IPMI_FRU_COMMON_HEADER;

//
//  Structure definition for FRU MultiRecord Header
//
typedef union {
  ///
  /// Individual bit fields
  ///
  struct {
    UINT8  RecordFormatVersion:4;
    UINT8  Reserved:3;
    UINT8  EndofList:1;
  } Bits;
  ///
  /// All bit fields as a 8-bit value
  ///
  UINT8  Uint8;
} IPMI_FRU_MULTI_RECORD_HEADER_FORMAT_VERSION;

typedef struct {
  UINT8                                        RecordTypeId;
  IPMI_FRU_MULTI_RECORD_HEADER_FORMAT_VERSION  FormatVersion;
  UINT8                                        RecordLength;
  UINT8                                        RecordChecksum;
  UINT8                                        HeaderChecksum;
} IPMI_FRU_MULTI_RECORD_HEADER;

//
//  Structure definition for System UUID Subrecord with checksum.
//
typedef struct {
  UINT8       RecordCheckSum;
  UINT8       SubRecordId;
  EFI_GUID    Uuid;
} IPMI_SYSTEM_UUID_SUB_RECORD_WITH_CHECKSUM;

#pragma pack()
#endif