1*201b66b7SHaojian Zhuang /* 2*201b66b7SHaojian Zhuang * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved. 3*201b66b7SHaojian Zhuang * 4*201b66b7SHaojian Zhuang * Redistribution and use in source and binary forms, with or without 5*201b66b7SHaojian Zhuang * modification, are permitted provided that the following conditions are met: 6*201b66b7SHaojian Zhuang * 7*201b66b7SHaojian Zhuang * Redistributions of source code must retain the above copyright notice, this 8*201b66b7SHaojian Zhuang * list of conditions and the following disclaimer. 9*201b66b7SHaojian Zhuang * 10*201b66b7SHaojian Zhuang * Redistributions in binary form must reproduce the above copyright notice, 11*201b66b7SHaojian Zhuang * this list of conditions and the following disclaimer in the documentation 12*201b66b7SHaojian Zhuang * and/or other materials provided with the distribution. 13*201b66b7SHaojian Zhuang * 14*201b66b7SHaojian Zhuang * Neither the name of ARM nor the names of its contributors may be used 15*201b66b7SHaojian Zhuang * to endorse or promote products derived from this software without specific 16*201b66b7SHaojian Zhuang * prior written permission. 17*201b66b7SHaojian Zhuang * 18*201b66b7SHaojian Zhuang * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19*201b66b7SHaojian Zhuang * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20*201b66b7SHaojian Zhuang * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21*201b66b7SHaojian Zhuang * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 22*201b66b7SHaojian Zhuang * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23*201b66b7SHaojian Zhuang * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24*201b66b7SHaojian Zhuang * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25*201b66b7SHaojian Zhuang * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26*201b66b7SHaojian Zhuang * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27*201b66b7SHaojian Zhuang * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28*201b66b7SHaojian Zhuang * POSSIBILITY OF SUCH DAMAGE. 29*201b66b7SHaojian Zhuang */ 30*201b66b7SHaojian Zhuang 31*201b66b7SHaojian Zhuang #ifndef __MBR_H__ 32*201b66b7SHaojian Zhuang #define __MBR_H__ 33*201b66b7SHaojian Zhuang 34*201b66b7SHaojian Zhuang #define MBR_OFFSET 0 35*201b66b7SHaojian Zhuang 36*201b66b7SHaojian Zhuang #define MBR_PRIMARY_ENTRY_OFFSET 0x1be 37*201b66b7SHaojian Zhuang #define MBR_PRIMARY_ENTRY_SIZE 0x10 38*201b66b7SHaojian Zhuang #define MBR_PRIMARY_ENTRY_NUMBER 4 39*201b66b7SHaojian Zhuang #define MBR_CHS_ADDRESS_LEN 3 40*201b66b7SHaojian Zhuang 41*201b66b7SHaojian Zhuang #define MBR_SIGNATURE_FIRST 0x55 42*201b66b7SHaojian Zhuang #define MBR_SIGNATURE_SECOND 0xAA 43*201b66b7SHaojian Zhuang 44*201b66b7SHaojian Zhuang typedef struct mbr_entry { 45*201b66b7SHaojian Zhuang unsigned char status; 46*201b66b7SHaojian Zhuang unsigned char first_sector[MBR_CHS_ADDRESS_LEN]; 47*201b66b7SHaojian Zhuang unsigned char type; 48*201b66b7SHaojian Zhuang unsigned char last_sector[MBR_CHS_ADDRESS_LEN]; 49*201b66b7SHaojian Zhuang unsigned int first_lba; 50*201b66b7SHaojian Zhuang unsigned int sector_nums; 51*201b66b7SHaojian Zhuang } mbr_entry_t; 52*201b66b7SHaojian Zhuang 53*201b66b7SHaojian Zhuang #endif /* __MBR_H__ */ 54