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#include <asm/io.h> 17 18#define HP300_LEDS 0xf001ffff 19 20extern unsigned char ledstate; 21 22static __inline__ void blinken_leds(int on, int off) 23{ 24 if (MACH_IS_HP300) 25 { 26 ledstate |= on; 27 ledstate &= ~off; 28 out_8(HP300_LEDS, ~ledstate); 29 } 30} 31 32#endif 33