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/*++
Copyright (c) 2006, 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.
Module Name:
Gpt.h
Abstract:
Data Structures required for detecting GPT Partitions
Revision History
--*/
#ifndef _GPT_H_
#define _GPT_H_
#pragma pack(1)
#define PRIMARY_PART_HEADER_LBA 1
#define EFI_PTAB_HEADER_ID "EFI PART"
//
// EFI Partition Attributes
//
#define EFI_PART_REQUIRED_TO_FUNCTION 0x0000000000000001
//
// 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
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