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barebox/commands/go.c

65 lines
1.7 KiB
C

/*
* (C) Copyright 2000-2003
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* 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
*/
/*
* Misc boot support
*/
#include <common.h>
#include <command.h>
int do_go (cmd_tbl_t *cmdtp, int argc, char *argv[])
{
ulong addr, rc;
int rcode = 0;
if (argc < 2) {
u_boot_cmd_usage(cmdtp);
return 1;
}
addr = simple_strtoul(argv[1], NULL, 16);
printf ("## Starting application at 0x%08lX ...\n", addr);
#ifdef ARCH_HAS_EXECUTE
rc = arch_execute(addr, argc, &argv[1]);
#else
rc = ((ulong (*)(int, char *[]))addr) (--argc, &argv[1]);
#endif
printf ("## Application terminated, rc = 0x%lX\n", rc);
return rcode;
}
/* -------------------------------------------------------------------- */
U_BOOT_CMD_START(go)
.maxargs = CONFIG_MAXARGS,
.cmd = do_go,
.usage = "start application at address 'addr'",
U_BOOT_CMD_HELP(
"addr [arg ...]\n - start application at address 'addr'\n"
" passing 'arg' as arguments\n")
U_BOOT_CMD_END