mirror of
https://github.com/linux-sunxi/sunxi-tools.git
synced 2024-11-23 01:46:44 +08:00
5d0ee5037b
Build one nand-part program to handle both A10 and A20 mbr header formats. Changed -f option to take an "a10" or "a20" argument to specify which mbr format to force. Signed-off-by: Patrick Wood <patrickhwood@gmail.com>
82 lines
2.6 KiB
C
82 lines
2.6 KiB
C
/*
|
|
* drivers/block/sun4i_nand/nfd/mbr.h
|
|
*
|
|
* (C) Copyright 2007-2012
|
|
* Allwinner Technology Co., Ltd. <www.allwinnertech.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License as
|
|
* published by the Free Software Foundation; either version 2 of
|
|
* the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
|
|
* MA 02111-1307 USA
|
|
*/
|
|
|
|
#ifndef __MBR_H__
|
|
#define __MBR_H__
|
|
|
|
#include "types.h"
|
|
|
|
#define MBR_MAGIC "softw311"
|
|
#define MBR_VERSION 0x100
|
|
#define nand_part nand_part_a10
|
|
#define checkmbrs checkmbrs_a10
|
|
|
|
#define MAX_PART_COUNT 15 //max part count
|
|
#define MBR_COPY_NUM 4 //mbr backup count
|
|
|
|
#define MBR_START_ADDRESS 0x0 //mbr start address
|
|
#define MBR_SIZE 1024 //mbr size
|
|
#define MBR_RESERVED (MBR_SIZE - 20 - (MAX_PART_COUNT * 64)) //mbr reserved space
|
|
|
|
// extern struct __NandDriverGlobal_t NandDriverInfo;
|
|
|
|
// extern struct __NandStorageInfo_t NandStorageInfo;
|
|
|
|
#define DiskSize (SECTOR_CNT_OF_SINGLE_PAGE * PAGE_CNT_OF_PHY_BLK * BLOCK_CNT_OF_DIE * \
|
|
DIE_CNT_OF_CHIP * NandStorageInfo.ChipCnt / 1024 * DATA_BLK_CNT_OF_ZONE)
|
|
|
|
|
|
struct nand_disk{
|
|
unsigned long size;
|
|
unsigned long offset;
|
|
unsigned char type;
|
|
};
|
|
|
|
/* part info */
|
|
typedef struct tag_PARTITION{
|
|
__u32 addrhi; //start address high 32 bit
|
|
__u32 addrlo; //start address low 32 bit
|
|
__u32 lenhi; //size high 32 bit
|
|
__u32 lenlo; //size low 32 bit
|
|
__u8 classname[12]; //major device name
|
|
__u8 name[12]; //minor device name
|
|
unsigned int user_type; //标志当前盘符所属于的用户
|
|
unsigned int ro; //标志当前盘符的读写属性
|
|
__u8 res[16]; //reserved
|
|
}PARTITION;
|
|
|
|
/* mbr info */
|
|
typedef struct tag_MBR{
|
|
__u32 crc32; // crc, from byte 4 to mbr tail
|
|
__u32 version; // version
|
|
__u8 magic[8]; // magic number
|
|
__u8 copy; // mbr backup count
|
|
__u8 index; // current part no
|
|
__u16 PartCount; // part counter
|
|
PARTITION array[MAX_PART_COUNT];// part info
|
|
__u8 res[MBR_RESERVED]; // reserved space
|
|
}MBR;
|
|
|
|
int mbr2disks(struct nand_disk* disk_array);
|
|
|
|
#endif //__MBR_H__
|