include/asm-m68k/blinken.h

   1 /*
   2 ** asm/blinken.h -- m68k blinkenlights support (currently hp300 only)
   3 **
   4 ** (c) 1998 Phil Blundell <philb@gnu.org>
   5 **
   6 ** This file is subject to the terms and conditions of the GNU General Public
   7 ** License.  See the file COPYING in the main directory of this archive
   8 ** for more details.
   9 **
  10 */
  11
  12 #ifndef _M68K_BLINKEN_H
  13 #define _M68K_BLINKEN_H
  14
  15 #include <asm/setup.h>
  16
  17 #define HP300_LEDS              0xf001ffff
  18
  19 static __inline__ void blinken_leds(int x)
  20 {
  21   if (MACH_IS_HP300)
  22   {
  23     *((volatile unsigned char *)HP300_LEDS) = (x);
  24   }
  25 }
  26
  27 #endif