xref: /openbmc/u-boot/cmd/diag.c (revision b6152676)
1 /*
2  * (C) Copyright 2002
3  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4  *
5  * SPDX-License-Identifier:	GPL-2.0+
6  */
7 
8 /*
9  * Diagnostics support
10  */
11 #include <common.h>
12 #include <command.h>
13 #include <post.h>
14 
15 int do_diag (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
16 {
17 	unsigned int i;
18 
19 	if (argc == 1 || strcmp (argv[1], "run") != 0) {
20 		/* List test info */
21 		if (argc == 1) {
22 			puts ("Available hardware tests:\n");
23 			post_info (NULL);
24 			puts ("Use 'diag [<test1> [<test2> ...]]'"
25 					" to get more info.\n");
26 			puts ("Use 'diag run [<test1> [<test2> ...]]'"
27 					" to run tests.\n");
28 		} else {
29 			for (i = 1; i < argc; i++) {
30 			    if (post_info (argv[i]) != 0)
31 				printf ("%s - no such test\n", argv[i]);
32 			}
33 		}
34 	} else {
35 		/* Run tests */
36 		if (argc == 2) {
37 			post_run (NULL, POST_RAM | POST_MANUAL);
38 		} else {
39 			for (i = 2; i < argc; i++) {
40 			    if (post_run (argv[i], POST_RAM | POST_MANUAL) != 0)
41 				printf ("%s - unable to execute the test\n",
42 					argv[i]);
43 			}
44 		}
45 	}
46 
47 	return 0;
48 }
49 /***************************************************/
50 
51 U_BOOT_CMD(
52 	diag,	CONFIG_SYS_MAXARGS,	0,	do_diag,
53 	"perform board diagnostics",
54 	     "    - print list of available tests\n"
55 	"diag [test1 [test2]]\n"
56 	"         - print information about specified tests\n"
57 	"diag run - run all available tests\n"
58 	"diag run [test1 [test2]]\n"
59 	"         - run specified tests"
60 );
61