Check in the Industry Standard Files.

[mirror_edk2.git] / MdePkg / Include / IndustryStandard / Mbr.h

diff --git a/MdePkg/Include/IndustryStandard/Mbr.h b/MdePkg/Include/IndustryStandard/Mbr.h
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+/** @file\r
+  Legacy Master Boot Record Format Definition.\r
+\r
+Copyright (c) 2006, Intel Corporation                                                         \r
+All rights reserved. This program and the accompanying materials                          \r
+are licensed and made available under the terms and conditions of the BSD License         \r
+which accompanies this distribution.  The full text of the license may be found at        \r
+http://opensource.org/licenses/bsd-license.php\r
+                                                                                          \r
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     \r
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             \r
+\r
+--*/\r
+\r
+#ifndef _MBR_H_\r
+#define _MBR_H_\r
+\r
+#define MBR_SIGNATURE               0xaa55\r
+#define MIN_MBR_DEVICE_SIZE         0x80000\r
+#define MBR_ERRATA_PAD              0x40000 // 128 MB\r
+\r
+#define EXTENDED_DOS_PARTITION      0x05\r
+#define EXTENDED_WINDOWS_PARTITION  0x0F\r
+\r
+#define MAX_MBR_PARTITIONS          4\r
+\r
+#define PMBR_GPT_PARTITION          0xEE\r
+#define EFI_PARTITION               0xEF\r
+\r
+#define MBR_SIZE                    512\r
+\r
+#pragma pack(1)\r
+//\r
+// MBR Partition Entry\r
+//\r
+typedef struct {\r
+  UINT8 BootIndicator;\r
+  UINT8 StartHead;\r
+  UINT8 StartSector;\r
+  UINT8 StartTrack;\r
+  UINT8 OSIndicator;\r
+  UINT8 EndHead;\r
+  UINT8 EndSector;\r
+  UINT8 EndTrack;\r
+  UINT8 StartingLBA[4];\r
+  UINT8 SizeInLBA[4];\r
+} MBR_PARTITION_RECORD;\r
+\r
+//\r
+// MBR Partition table\r
+//\r
+typedef struct {\r
+  UINT8                 BootStrapCode[440];\r
+  UINT8                 UniqueMbrSignature[4];\r
+  UINT8                 Unknown[2];\r
+  MBR_PARTITION_RECORD  Partition[MAX_MBR_PARTITIONS];\r
+  UINT16                Signature;\r
+} MASTER_BOOT_RECORD;\r
+\r
+#pragma pack()\r
+\r
+#endif\r