cmd_console.c 1.8 KB

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  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. * Boot support
  25. */
  26. #include <common.h>
  27. #include <command.h>
  28. #include <stdio_dev.h>
  29. extern void _do_coninfo (void);
  30. int do_coninfo (cmd_tbl_t * cmd, int flag, int argc, char *argv[])
  31. {
  32. int l;
  33. struct list_head *list = stdio_get_list();
  34. struct list_head *pos;
  35. struct stdio_dev *dev;
  36. /* Scan for valid output and input devices */
  37. puts ("List of available devices:\n");
  38. list_for_each(pos, list) {
  39. dev = list_entry(pos, struct stdio_dev, list);
  40. printf ("%-8s %08x %c%c%c ",
  41. dev->name,
  42. dev->flags,
  43. (dev->flags & DEV_FLAGS_SYSTEM) ? 'S' : '.',
  44. (dev->flags & DEV_FLAGS_INPUT) ? 'I' : '.',
  45. (dev->flags & DEV_FLAGS_OUTPUT) ? 'O' : '.');
  46. for (l = 0; l < MAX_FILES; l++) {
  47. if (stdio_devices[l] == dev) {
  48. printf ("%s ", stdio_names[l]);
  49. }
  50. }
  51. putc ('\n');
  52. }
  53. return 0;
  54. }
  55. /***************************************************/
  56. U_BOOT_CMD(
  57. coninfo, 3, 1, do_coninfo,
  58. "print console devices and information",
  59. ""
  60. );