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Diffstat (limited to 'arch/m68k/include/asm/blinken.h')
-rw-r--r--arch/m68k/include/asm/blinken.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/blinken.h b/arch/m68k/include/asm/blinken.h
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+++ b/arch/m68k/include/asm/blinken.h
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+/*
+** 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