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