LXR uboot/common/cmd

   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 <stdio_dev.h>
  30
  31extern void _do_coninfo (void);
  32int do_coninfo (cmd_tbl_t * cmd, int flag, int argc, char * const argv[])
  33{
  34        int l;
  35        struct list_head *list = stdio_get_list();
  36        struct list_head *pos;
  37        struct stdio_dev *dev;
  38
  39        /* Scan for valid output and input devices */
  40
  41        puts ("List of available devices:\n");
  42
  43        list_for_each(pos, list) {
  44                dev = list_entry(pos, struct stdio_dev, list);
  45
  46                printf ("%-8s %08x %c%c%c ",
  47                        dev->name,
  48                        dev->flags,
  49                        (dev->flags & DEV_FLAGS_SYSTEM) ? 'S' : '.',
  50                        (dev->flags & DEV_FLAGS_INPUT) ? 'I' : '.',
  51                        (dev->flags & DEV_FLAGS_OUTPUT) ? 'O' : '.');
  52
  53                for (l = 0; l < MAX_FILES; l++) {
  54                        if (stdio_devices[l] == dev) {
  55                                printf ("%s ", stdio_names[l]);
  56                        }
  57                }
  58                putc ('\n');
  59        }
  60        return 0;
  61}
  62
  63
  64/***************************************************/
  65
  66U_BOOT_CMD(
  67        coninfo,        3,      1,      do_coninfo,
  68        "print console devices and information",
  69        ""
  70);
  71