Syncboot/include/efi/efigpt.h
Curle 4300dc655c Add EFI documentation, libraries and includes.
The lib/inc folders are from the GNU-EFI project.
The documentation is from the uefi.org site.

Yes, I know there are duplicate includes. I have a plan for them.
2019-07-17 15:11:52 +01:00

69 lines
1.8 KiB
C

#ifndef _EFI_GPT_H
#define _EFI_GPT_H
/*++
Copyright (c) 1998 Intel Corporation
Module Name:
EfiGpt.h
Abstract:
Include file for EFI partitioning scheme
Revision History
--*/
#define PRIMARY_PART_HEADER_LBA 1
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;
#define EFI_PTAB_HEADER_ID "EFI PART"
typedef struct {
EFI_GUID PartitionTypeGUID;
EFI_GUID UniquePartitionGUID;
EFI_LBA StartingLBA;
EFI_LBA EndingLBA;
UINT64 Attributes;
CHAR16 PartitionName[36];
} EFI_PARTITION_ENTRY;
//
// EFI Partition Attributes
//
#define EFI_PART_USED_BY_EFI 0x0000000000000001
#define EFI_PART_REQUIRED_TO_FUNCTION 0x0000000000000002
#define EFI_PART_USED_BY_OS 0x0000000000000004
#define EFI_PART_REQUIRED_BY_OS 0x0000000000000008
#define EFI_PART_BACKUP_REQUIRED 0x0000000000000010
#define EFI_PART_USER_DATA 0x0000000000000020
#define EFI_PART_CRITICAL_USER_DATA 0x0000000000000040
#define EFI_PART_REDUNDANT_PARTITION 0x0000000000000080
#define EFI_PART_TYPE_UNUSED_GUID \
{ 0x00000000, 0x0000, 0x0000, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} }
#define EFI_PART_TYPE_EFI_SYSTEM_PART_GUID \
{ 0xc12a7328, 0xf81f, 0x11d2, {0xba, 0x4b, 0x00, 0xa0, 0xc9, 0x3e, 0xc9, 0x3b} }
#define EFI_PART_TYPE_LEGACY_MBR_GUID \
{ 0x024dee41, 0x33e7, 0x11d3, {0x9d, 0x69, 0x00, 0x08, 0xc7, 0x81, 0xf3, 0x9f} }
#endif