audk/MdePkg/Include/Uefi/UefiGpt.h

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/** @file
EFI Guid Partition Table Format Definition.
Copyright (c) 2006 - 2007, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#ifndef __UEFI_GPT_H__
#define __UEFI_GPT_H__
#define PRIMARY_PART_HEADER_LBA 1
//
// EFI Partition Table Signature: "EFI PART"
//
#define EFI_PTAB_HEADER_ID 0x5452415020494645ULL
#pragma pack(1)
//
// GPT Partition Table Header
//
typedef struct {
EFI_TABLE_HEADER Header;
EFI_LBA MyLBA;
EFI_LBA AlternateLBA;
EFI_LBA FirstUsableLBA;
EFI_LBA LastUsableLBA;
EFI_GUID DiskGUID;
EFI_LBA PartitionEntryLBA;
UINT32 NumberOfPartitionEntries;
UINT32 SizeOfPartitionEntry;
UINT32 PartitionEntryArrayCRC32;
} EFI_PARTITION_TABLE_HEADER;
//
// GPT Partition Entry
//
typedef struct {
EFI_GUID PartitionTypeGUID;
EFI_GUID UniquePartitionGUID;
EFI_LBA StartingLBA;
EFI_LBA EndingLBA;
UINT64 Attributes;
CHAR16 PartitionName[36];
} EFI_PARTITION_ENTRY;
//
// GPT Partition Entry Status
//
typedef struct {
BOOLEAN OutOfRange;
BOOLEAN Overlap;
} EFI_PARTITION_ENTRY_STATUS;
#pragma pack()
#endif