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fe8c2806 | 1 | /* |
8bde7f77 | 2 | * (C) Copyright 2000-2003 |
fe8c2806 WD |
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 | /* | |
8bde7f77 | 25 | * Misc boot support |
fe8c2806 WD |
26 | */ |
27 | #include <common.h> | |
28 | #include <command.h> | |
fe8c2806 | 29 | #include <net.h> |
fe8c2806 | 30 | |
a4986459 MF |
31 | /* Allow ports to override the default behavior */ |
32 | __attribute__((weak)) | |
33 | unsigned long do_go_exec (ulong (*entry)(int, char *[]), int argc, char *argv[]) | |
1f1d88dd | 34 | { |
a4986459 | 35 | return entry (argc, argv); |
1f1d88dd MF |
36 | } |
37 | ||
fe8c2806 WD |
38 | int 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 | ||
dc7c9a1a | 50 | printf ("## Starting application at 0x%08lX ...\n", addr); |
fe8c2806 | 51 | |
4a551709 | 52 | /* |
1f1d88dd MF |
53 | * pass address parameter as argv[0] (aka command name), |
54 | * and all remaining args | |
4a551709 | 55 | */ |
a4986459 | 56 | rc = do_go_exec ((void *)addr, argc - 1, argv + 1); |
fe8c2806 WD |
57 | if (rc != 0) rcode = 1; |
58 | ||
dc7c9a1a | 59 | printf ("## Application terminated, rc = 0x%lX\n", rc); |
fe8c2806 WD |
60 | return rcode; |
61 | } | |
62 | ||
8bde7f77 | 63 | /* -------------------------------------------------------------------- */ |
fe8c2806 | 64 | |
0d498393 WD |
65 | U_BOOT_CMD( |
66 | go, CFG_MAXARGS, 1, do_go, | |
8bde7f77 WD |
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 | ); | |
fe8c2806 | 71 | |
8bde7f77 | 72 | extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); |
fe8c2806 | 73 | |
0d498393 | 74 | U_BOOT_CMD( |
0bba5452 | 75 | reset, 1, 0, do_reset, |
8bde7f77 WD |
76 | "reset - Perform RESET of the CPU\n", |
77 | NULL | |
78 | ); |