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 hp300_ledstate;
21
22 static __inline__ void blinken_leds(int on, int off)
23 {
24 if (MACH_IS_HP300)
25 {
26 hp300_ledstate |= on;
27 hp300_ledstate &= ~off;
28 out_8(HP300_LEDS, ~hp300_ledstate);
29 }
30 }
31
32 #endif
33
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