payloads/linuxcheck/linuxcheck.c

   1 /*
   2  *
   3  * Copyright (C) 2018 Google Inc.
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; version 2 of the License.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  */
  14
  15 #include <libpayload-config.h>
  16 #include <libpayload.h>
  17 #include "linuxcheck.h"
  18
  19 extern struct console_output_driver *console_out;
  20 extern struct sysinfo_t lib_sysinfo;
  21
  22 int main(void)
  23 {
  24         int ret, i;
  25
  26         buts("Greetings from linuxcheck, via hard-coded calls to serial functions.\n");
  27         if (console_out == NULL)
  28                 buts("Bad news: console_out is NULL\n");
  29         if (lib_sysinfo.serial == NULL)
  30                 buts("Bad news: lib_sysinfo.serial is NULL. Very little will work well.\n");
  31         ret = lib_get_sysinfo();
  32         if (ret) {
  33                 buts("lib_get_sysinfo() is non-zero");
  34                 hex32(ret);
  35                 buts("\n");
  36         }
  37
  38         buts("The next line should be puts works\n");
  39         puts("puts works\n");
  40         buts("If you did not see puts works, then you have a console issues\n");
  41         buts("The next line should be 'printf works'\n");
  42         printf("printf works\n");
  43         buts(" ... if you did not see printf works, then you have a printf issue\n");
  44         printf("Number of memory ranges: %d\n", lib_sysinfo.n_memranges);
  45         for (i = 0; i < lib_sysinfo.n_memranges; i++) {
  46                 printf("%d: base 0x%08llx size 0x%08llx type 0x%x\n", i, lib_sysinfo.memrange[i].base, lib_sysinfo.memrange[i].size, lib_sysinfo.memrange[i].type);
  47         }
  48         buts("Now we will halt. Bye");
  49         halt();
  50         return 0;
  51 }