audk/MdePkg/Include/Protocol/PartitionInfo.h

68 lines
1.6 KiB
C

/** @file
This file defines the EFI Partition Information Protocol.
Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
@par Revision Reference:
This Protocol is introduced in UEFI Specification 2.7
**/
#ifndef __PARTITION_INFO_PROTOCOL_H__
#define __PARTITION_INFO_PROTOCOL_H__
#include <IndustryStandard/Mbr.h>
#include <Uefi/UefiGpt.h>
//
// EFI Partition Information Protocol GUID value
//
#define EFI_PARTITION_INFO_PROTOCOL_GUID \
{ 0x8cf2f62c, 0xbc9b, 0x4821, { 0x80, 0x8d, 0xec, 0x9e, 0xc4, 0x21, 0xa1, 0xa0 }};
#define EFI_PARTITION_INFO_PROTOCOL_REVISION 0x0001000
#define PARTITION_TYPE_OTHER 0x00
#define PARTITION_TYPE_MBR 0x01
#define PARTITION_TYPE_GPT 0x02
#pragma pack(1)
///
/// Partition Information Protocol structure.
///
typedef struct {
//
// Set to EFI_PARTITION_INFO_PROTOCOL_REVISION.
//
UINT32 Revision;
//
// Partition info type (PARTITION_TYPE_MBR, PARTITION_TYPE_GPT, or PARTITION_TYPE_OTHER).
//
UINT32 Type;
//
// If 1, partition describes an EFI System Partition.
//
UINT8 System;
UINT8 Reserved[7];
union {
///
/// MBR data
///
MBR_PARTITION_RECORD Mbr;
///
/// GPT data
///
EFI_PARTITION_ENTRY Gpt;
} Info;
} EFI_PARTITION_INFO_PROTOCOL;
#pragma pack()
///
/// Partition Information Protocol GUID variable.
///
extern EFI_GUID gEfiPartitionInfoProtocolGuid;
#endif