blob: 1cacb78260b3b0fd10f6def6a91ecb49cb68225a [file] [log] [blame]
/*
* Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef __MBR_H__
#define __MBR_H__
#define MBR_OFFSET 0
#define MBR_PRIMARY_ENTRY_OFFSET 0x1be
#define MBR_PRIMARY_ENTRY_SIZE 0x10
#define MBR_PRIMARY_ENTRY_NUMBER 4
#define MBR_CHS_ADDRESS_LEN 3
#define MBR_SIGNATURE_FIRST 0x55
#define MBR_SIGNATURE_SECOND 0xAA
typedef struct mbr_entry {
unsigned char status;
unsigned char first_sector[MBR_CHS_ADDRESS_LEN];
unsigned char type;
unsigned char last_sector[MBR_CHS_ADDRESS_LEN];
unsigned int first_lba;
unsigned int sector_nums;
} mbr_entry_t;
#endif /* __MBR_H__ */