common/cmd_console.c

   1 /*
   2  * (C) Copyright 2000
   3  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   4  *
   5  * See file CREDITS for list of people who contributed to this
   6  * project.
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License as
  10  * published by the Free Software Foundation; either version 2 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21  * MA 02111-1307 USA
  22  */
  23
  24 /*
  25  * Boot support
  26  */
  27 #include <common.h>
  28 #include <command.h>
  29 #include <devices.h>
  30
  31 #if (CONFIG_COMMANDS & CFG_CMD_CONSOLE)
  32
  33 extern void _do_coninfo (void);
  34 int do_coninfo (cmd_tbl_t * cmd, int flag, int argc, char *argv[])
  35 {
  36         int i, l;
  37
  38         /* Scan for valid output and input devices */
  39
  40         puts ("List of available devices:\n");
  41
  42         for (i = 1; i <= ListNumItems (devlist); i++) {
  43                 device_t *dev = ListGetPtrToItem (devlist, i);
  44
  45                 printf ("%-8s %08x %c%c%c ",
  46                         dev->name,
  47                         dev->flags,
  48                         (dev->flags & DEV_FLAGS_SYSTEM) ? 'S' : '.',
  49                         (dev->flags & DEV_FLAGS_INPUT) ? 'I' : '.',
  50                         (dev->flags & DEV_FLAGS_OUTPUT) ? 'O' : '.');
  51
  52                 for (l = 0; l < MAX_FILES; l++) {
  53                         if (stdio_devices[l] == dev) {
  54                                 printf ("%s ", stdio_names[l]);
  55                         }
  56                 }
  57                 putc ('\n');
  58         }
  59         return 0;
  60 }
  61
  62
  63 /***************************************************/
  64
  65 U_BOOT_CMD(
  66         coninfo,        3,      1,      do_coninfo,
  67         "coninfo - print console devices and information\n",
  68         ""
  69 );
  70
  71 #endif /* CFG_CMD_CONSOLE */