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