SmartAudio/lichee/brandy/u-boot-2011.09/common/cmd_recovery.c

77 lines
1.8 KiB
C
Executable File

/*
* (C) Copyright 2007-2013
* Allwinner Technology Co., Ltd. <www.allwinnertech.com>
* Jerry Wang <wangflord@allwinnertech.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* 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
*/
#include <common.h>
#include <sys_partition.h>
#include <sunxi_cmd.h>
static int do_recovery(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
int ret;
char load_addr[16];
uint addr;
char *const flash_argv[4] = { "sunxi_flash", "read", load_addr, "recovery"};
char *const boota_argv[2] = { "boota", load_addr};
if(argc > 2)
{
printf("too much args, the most args is 2\n");
return -1;
}
if(argc == 2)
{
addr = (uint)simple_strtoul(argv[1], NULL, 16);
if(addr < 0x40000000)
{
addr = 0x40007800;
}
}
else
{
addr = 0x40007800;
}
sprintf(load_addr, "%x", addr);
ret = do_sunxi_flash(0, 0, 4, flash_argv);
if(ret<0)
{
printf("something bad in recovery function\n");
}
do_boota(0, 0, 2, boota_argv);
return -1;
}
U_BOOT_CMD(
recovery, 2, 1, do_recovery,
"sunxi recovery function",
"[parmeters 0]: option, the address to load recovery img\n"
"NULL\n"
);