/*
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* (C) Copyright 2007-2013
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* Allwinner Technology Co., Ltd. <www.allwinnertech.com>
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* Jerry Wang <wangflord@allwinnertech.com>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef __SUNXI_MBR_H__
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#define __SUNXI_MBR_H__
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#define DOWNLOAD_MAP_NAME "dlinfo.fex"
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#define SUNXI_MBR_NAME "sunxi_mbr.fex"
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/* MBR */
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#define SUNXI_MBR_SIZE (16 * 1024)
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#define SUNXI_DL_SIZE (16 * 1024)
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#define SUNXI_MBR_MAGIC "softw411"
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#define SUNXI_MBR_MAX_PART_COUNT 120
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#define SUNXI_MBR_COPY_NUM 4 //mbr的备份数量
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#define SUNXI_MBR_RESERVED (SUNXI_MBR_SIZE - 32 - 4 - (SUNXI_MBR_MAX_PART_COUNT * sizeof(sunxi_partition))) //mbr保留的空间
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#define SUNXI_DL_RESERVED (SUNXI_DL_SIZE - 32 - (SUNXI_MBR_MAX_PART_COUNT * sizeof(dl_one_part_info)))
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#define SUNXI_LOCKED (0xAA)
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#define SUNXI_UNLOCKED (0xA5)
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/* partition information */
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typedef struct sunxi_partition_t
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{
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unsigned int addrhi; //起始地址, 以扇区为单位
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unsigned int addrlo; //
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unsigned int lenhi; //长度
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unsigned int lenlo; //
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unsigned char classname[16]; //次设备名
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unsigned char name[16]; //主设备名
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unsigned int user_type; //用户类型
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unsigned int keydata; //关键数据，要求量产不丢失
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unsigned int ro; //读写属性
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unsigned int sig_verify; //签名验证属性
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unsigned int sig_erase; //签名擦除属性
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unsigned int sig_value[4];
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unsigned int sig_pubkey;
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unsigned int sig_pbumode;
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unsigned char reserved2[36]; //保留数据，匹配分区信息128字节
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}__attribute__ ((packed))sunxi_partition;
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/* mbr information */
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typedef struct sunxi_mbr
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{
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unsigned int crc32; // crc 1k - 4
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unsigned int version; // 版本信息， 0x00000100
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unsigned char magic[8]; //"softw311"
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unsigned int copy; //分数
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unsigned int index; //第几个MBR备份
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unsigned int PartCount; //分区个数
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unsigned int stamp[1]; //对齐
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sunxi_partition array[SUNXI_MBR_MAX_PART_COUNT]; //
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unsigned int lockflag;
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unsigned char res[SUNXI_MBR_RESERVED];
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}__attribute__ ((packed)) sunxi_mbr_t;
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typedef struct tag_one_part_info
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{
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unsigned char name[16]; //所烧写分区的主设备名
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unsigned int addrhi; //所烧写分区的高地址，扇区单位
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unsigned int addrlo; //所烧写分区的低地址，扇区单位
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unsigned int lenhi; //所烧写分区的长度，高32位，扇区单位
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unsigned int lenlo; //所烧写分区的长度，低32位，扇区单位
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unsigned char dl_filename[16]; //所烧写分区的文件名称，长度固定16字节
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unsigned char vf_filename[16]; //所烧写分区的校验文件名称，长度固定16字节
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unsigned int encrypt; //所烧写分区的数据是否进行加密 0:加密 1：不加密
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unsigned int verify; //所烧写分区的数据是否进行校验 0:不校验 1：校验
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}__attribute__ ((packed)) dl_one_part_info;
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//分区烧写信息
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typedef struct tag_download_info
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{
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unsigned int crc32; //crc
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unsigned int version; //版本号 0x00000101
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unsigned char magic[8]; //"softw311"
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unsigned int download_count; //需要烧写的分区个数
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unsigned int stamp[3]; //对齐
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dl_one_part_info one_part_info[SUNXI_MBR_MAX_PART_COUNT]; //烧写分区的信息
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unsigned char res[SUNXI_DL_RESERVED];
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}
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__attribute__ ((packed)) sunxi_download_info;
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#endif
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