source: SVN/rincon/u-boot/common/cmd_boot.c @ 55

Last change on this file since 55 was 55, checked in by Tim Harvey, 2 years ago

rincon: added latest u-boot source

restored form server backup

Signed-off-by: Tim Harvey <tharvey@…>

File size: 2.1 KB
Line 
1/*
2 * (C) Copyright 2000-2003
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23
24/*
25 * Misc boot support
26 */
27#include <common.h>
28#include <command.h>
29#include <net.h>
30
31/* Allow ports to override the default behavior */
32__attribute__((weak))
33unsigned long do_go_exec (ulong (*entry)(int, char *[]), int argc, char *argv[])
34{
35        return entry (argc, argv);
36}
37
38int do_go (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
39{
40        ulong   addr, rc;
41        int     rcode = 0;
42
43        if (argc < 2) {
44                printf ("Usage:\n%s\n", cmdtp->usage);
45                return 1;
46        }
47
48        addr = simple_strtoul(argv[1], NULL, 16);
49
50        printf ("## Starting application at 0x%08lX ...\n", addr);
51
52        /*
53         * pass address parameter as argv[0] (aka command name),
54         * and all remaining args
55         */
56        rc = do_go_exec ((void *)addr, argc - 1, argv + 1);
57        if (rc != 0) rcode = 1;
58
59        printf ("## Application terminated, rc = 0x%lX\n", rc);
60        return rcode;
61}
62
63/* -------------------------------------------------------------------- */
64
65U_BOOT_CMD(
66        go, CFG_MAXARGS, 1,     do_go,
67        "go      - start application at address 'addr'\n",
68        "addr [arg ...]\n    - start application at address 'addr'\n"
69        "      passing 'arg' as arguments\n"
70);
71
72extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
73
74U_BOOT_CMD(
75        reset, 1, 0,    do_reset,
76        "reset   - Perform RESET of the CPU\n",
77        NULL
78);
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