nvram.c 1.1 KB

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  1. /*
  2. * (C) Copyright 2002
  3. * Thomas Frieden, Hyperion Entertainment
  4. * ThomasF@hyperion-entertainment.com
  5. *
  6. * See file CREDITS for list of people who contributed to this
  7. * project.
  8. *
  9. * This program is free software; you can redistribute it and/or
  10. * modify it under the terms of the GNU General Public License as
  11. * published by the Free Software Foundation; either version 2 of
  12. * the License, or (at your option) any later version.
  13. *
  14. * This program is distributed in the hope that it will be useful,
  15. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  17. * GNU General Public License for more details.
  18. *
  19. * You should have received a copy of the GNU General Public License
  20. * along with this program; if not, write to the Free Software
  21. * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  22. * MA 02111-1307 USA
  23. */
  24. #include <common.h>
  25. #include "memio.h"
  26. void enable_nvram(void)
  27. {
  28. pci_write_cfg_byte(0, 0, 0x56, 0x0b);
  29. }
  30. void disable_nvram(void)
  31. {
  32. pci_write_cfg_byte(0, 0, 0x56, 0x0);
  33. }