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