[deliverable/linux.git] / include / asm-m68k / blinken.h

/*
** asm/blinken.h -- m68k blinkenlights support (currently hp300 only)
**
** (c) 1998 Phil Blundell <philb@gnu.org>
**
** This file is subject to the terms and conditions of the GNU General Public
** License.  See the file COPYING in the main directory of this archive
** for more details.
**
*/

#ifndef _M68K_BLINKEN_H
#define _M68K_BLINKEN_H

#include <asm/setup.h>
#include <asm/io.h>

#define HP300_LEDS		0xf001ffff

extern unsigned char ledstate;

static __inline__ void blinken_leds(int on, int off)
{
	if (MACH_IS_HP300)
	{
		ledstate |= on;
		ledstate &= ~off;
		out_8(HP300_LEDS, ~ledstate);
	}
}

#endif
Commit	Line	Data
1da177e4 LT	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
	20	extern unsigned char ledstate;
	21
	22	static __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