1 /*
2  * (C) Copyright 2002
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  * Diagnostics support
26  */
27 #include <common.h>
28 #include <command.h>
29 #include <post.h>
30 
do_diag(cmd_tbl_t * cmdtp,int flag,int argc,char * argv[])31 int do_diag (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
32 {
33 	unsigned int i;
34 
35 	if (argc == 1 || strcmp (argv[1], "run") != 0) {
36 		/* List test info */
37 		if (argc == 1) {
38 			puts ("Available hardware tests:\n");
39 			post_info (NULL);
40 			puts ("Use 'diag [<test1> [<test2> ...]]'"
41 					" to get more info.\n");
42 			puts ("Use 'diag run [<test1> [<test2> ...]]'"
43 					" to run tests.\n");
44 		} else {
45 			for (i = 1; i < argc; i++) {
46 			    if (post_info (argv[i]) != 0)
47 				printf ("%s - no such test\n", argv[i]);
48 			}
49 		}
50 	} else {
51 		/* Run tests */
52 		if (argc == 2) {
53 			post_run (NULL, POST_RAM | POST_MANUAL);
54 		} else {
55 			for (i = 2; i < argc; i++) {
56 			    if (post_run (argv[i], POST_RAM | POST_MANUAL) != 0)
57 				printf ("%s - unable to execute the test\n",
58 					argv[i]);
59 			}
60 		}
61 	}
62 
63 	return 0;
64 }
65 /***************************************************/
66 
67 U_BOOT_CMD(
68 	diag,	CONFIG_SYS_MAXARGS,	0,	do_diag,
69 	"perform board diagnostics",
70 	     "    - print list of available tests\n"
71 	"diag [test1 [test2]]\n"
72 	"         - print information about specified tests\n"
73 	"diag run - run all available tests\n"
74 	"diag run [test1 [test2]]\n"
75 	"         - run specified tests"
76 );
77