freebsd-skq/stand/efi/include/efigpt.h
Toomas Soome 6564182252 loader.efi: efi variable rework and lsefi command added
This update does add diag and debug capabilities to interpret the efi
variables, configuration and protocols (lsefi).

The side effect is that we add/update bunch of related headers.
2019-01-03 20:27:50 +00:00

70 lines
1.8 KiB
C

/* $FreeBSD$ */
#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