summaryrefslogtreecommitdiff
path: root/common/cmd_boot.c
blob: fe8025d3b46f83d6d9cf7740fb2f8187ad3173b2 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
/*
 * (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>
#include <net.h>
#include <syscall.h>


/* -------------------------------------------------------------------- */

int do_go (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
	ulong	addr, rc;
	int     rcode = 0;

	if (argc < 2) {
		printf ("Usage:\n%s\n", cmdtp->usage);
		return 1;
	}

	addr = simple_strtoul(argv[1], NULL, 16);

	printf ("## Starting application at 0x%08lX ...\n", addr);

	/*
	 * pass address parameter as argv[0] (aka command name),
	 * and all remaining args
	 */
	rc = ((ulong (*)(int, char *[]))addr) (--argc, &argv[1]);
	if (rc != 0) rcode = 1;

	printf ("## Application terminated, rc = 0x%lX\n", rc);
	return rcode;
}

/* -------------------------------------------------------------------- */

U_BOOT_CMD(
	go, CFG_MAXARGS, 1,	do_go,
	"go      - start application at address 'addr'\n",
	"addr [arg ...]\n    - start application at address 'addr'\n"
	"      passing 'arg' as arguments\n"
);

extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);

U_BOOT_CMD(
	reset, 1, 0,	do_reset,
	"reset   - Perform RESET of the CPU\n",
	NULL
);