cmd/diag.c

   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
  14 int 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
  50 U_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 );