EdkCompatibilityPkg/Sample/Tools/Source/BootsectImage/mbr.h

   1 /*++
   2
   3 Copyright 2006, Intel Corporation
   4 All rights reserved. This program and the accompanying materials
   5 are licensed and made available under the terms and conditions of the BSD License
   6 which accompanies this distribution.  The full text of the license may be found at
   7 http://opensource.org/licenses/bsd-license.php
   8
   9 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  10 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  11
  12 Module Name:
  13
  14     mbr.h
  15
  16 Abstract:
  17
  18 Revision History
  19
  20 --*/
  21
  22 #ifndef _MBR_H_
  23 #define _MBR_H_
  24
  25 #include "Tiano.h"
  26
  27 #pragma pack(1)
  28
  29 #define MAX_MBR_PARTITIONS          4
  30
  31 //
  32 // MBR Partition Entry
  33 //
  34 typedef struct {
  35   UINT8  BootIndicator;
  36   UINT8  StartHead;
  37   UINT8  StartSector;
  38   UINT8  StartTrack;
  39   UINT8  OSType;
  40   UINT8  EndHead;
  41   UINT8  EndSector;
  42   UINT8  EndTrack;
  43   UINT32 StartingLBA;
  44   UINT32 SizeInLBA;
  45 } MBR_PARTITION_RECORD;
  46
  47 //
  48 // MBR Partition table
  49 //
  50 typedef struct {
  51   UINT8                 BootCode[440];
  52   UINT32                UniqueMbrSignature;
  53   UINT16                Unknown;
  54   MBR_PARTITION_RECORD  PartitionRecord[MAX_MBR_PARTITIONS];
  55   UINT16                Signature;
  56 } MASTER_BOOT_RECORD;
  57
  58 #pragma pack()
  59
  60 #define MBR_SIGNATURE               0xAA55
  61 #define EXTENDED_DOS_PARTITION      0x05
  62 #define EXTENDED_WINDOWS_PARTITION  0x0F
  63
  64 #endif