Add EfiGpt.h, ElTorito.h, Mbr.h header files which are for EFI GUID Partition table, ElTorito bootable CD fomrat and Legacy Master Boot Record format into Industry Starndard.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@1893 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
qwang12 2006-11-03 05:42:01 +00:00
parent 29b89ff0c0
commit e0759a83b9
3 changed files with 247 additions and 0 deletions

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/** @file
EFI Guid Partition Table Format Definition.
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.
--*/
#ifndef _EFIGPT_H_
#define _EFIGPT_H_
#define PRIMARY_PART_HEADER_LBA 1
#define EFI_PTAB_HEADER_ID "EFI PART"
#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

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/** @file
ElTorito Partitions Format Definition.
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.
--*/
#ifndef _ELTORITO_H_
#define _ELTORITO_H_
//
// CDROM_VOLUME_DESCRIPTOR.Types
//
#define CDVOL_TYPE_STANDARD 0x0
#define CDVOL_TYPE_CODED 0x1
#define CDVOL_TYPE_END 0xFF
//
// CDROM_VOLUME_DESCRIPTOR.Id
//
#define CDVOL_ID "CD001"
//
// CDROM_VOLUME_DESCRIPTOR.SystemId
//
#define CDVOL_ELTORITO_ID "EL TORITO SPECIFICATION"
//
// Indicator types
//
#define ELTORITO_ID_CATALOG 0x01
#define ELTORITO_ID_SECTION_BOOTABLE 0x88
#define ELTORITO_ID_SECTION_NOT_BOOTABLE 0x00
#define ELTORITO_ID_SECTION_HEADER 0x90
#define ELTORITO_ID_SECTION_HEADER_FINAL 0x91
//
// ELTORITO_CATALOG.Boot.MediaTypes
//
#define ELTORITO_NO_EMULATION 0x00
#define ELTORITO_12_DISKETTE 0x01
#define ELTORITO_14_DISKETTE 0x02
#define ELTORITO_28_DISKETTE 0x03
#define ELTORITO_HARD_DISK 0x04
#pragma pack(1)
//
// El Torito Volume Descriptor
// Note that the CDROM_VOLUME_DESCRIPTOR does not match the ISO-9660
// descriptor. For some reason descriptor used by El Torito is
// different, but they start the same. The El Torito descriptor
// is left shifted 1 byte starting with the SystemId. (Note this
// causes the field to get unaligned)
//
typedef struct {
UINT8 Type;
CHAR8 Id[5]; // CD001
UINT8 Version;
CHAR8 SystemId[26];
CHAR8 Unused[38];
UINT8 EltCatalog[4];
CHAR8 Unused2[5];
UINT32 VolSpaceSize[2];
} CDROM_VOLUME_DESCRIPTOR;
//
// Catalog Entry
//
typedef union {
struct {
CHAR8 Reserved[0x20];
} Unknown;
//
// Catalog validation entry (Catalog header)
//
struct {
UINT8 Indicator;
UINT8 PlatformId;
UINT16 Reserved;
CHAR8 ManufacId[24];
UINT16 Checksum;
UINT16 Id55AA;
} Catalog;
//
// Initial/Default Entry or Section Entry
//
struct {
UINT8 Indicator;
UINT8 MediaType : 4;
UINT8 Reserved1 : 4;
UINT16 LoadSegment;
UINT8 SystemType;
UINT8 Reserved2;
UINT16 SectorCount;
UINT32 Lba;
} Boot;
//
// Section Header Entry
//
struct {
UINT8 Indicator;
UINT8 PlatformId;
UINT16 SectionEntries;
CHAR8 Id[28];
} Section;
} ELTORITO_CATALOG;
#pragma pack()
#endif

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/** @file
Legacy Master Boot Record Format Definition.
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.
--*/
#ifndef _MBR_H_
#define _MBR_H_
#define MBR_SIGNATURE 0xaa55
#define MIN_MBR_DEVICE_SIZE 0x80000
#define MBR_ERRATA_PAD 0x40000 // 128 MB
#define EXTENDED_DOS_PARTITION 0x05
#define EXTENDED_WINDOWS_PARTITION 0x0F
#define MAX_MBR_PARTITIONS 4
#define PMBR_GPT_PARTITION 0xEE
#define EFI_PARTITION 0xEF
#define MBR_SIZE 512
#pragma pack(1)
//
// MBR Partition Entry
//
typedef struct {
UINT8 BootIndicator;
UINT8 StartHead;
UINT8 StartSector;
UINT8 StartTrack;
UINT8 OSIndicator;
UINT8 EndHead;
UINT8 EndSector;
UINT8 EndTrack;
UINT8 StartingLBA[4];
UINT8 SizeInLBA[4];
} MBR_PARTITION_RECORD;
//
// MBR Partition table
//
typedef struct {
UINT8 BootStrapCode[440];
UINT8 UniqueMbrSignature[4];
UINT8 Unknown[2];
MBR_PARTITION_RECORD Partition[MAX_MBR_PARTITIONS];
UINT16 Signature;
} MASTER_BOOT_RECORD;
#pragma pack()
#endif