1 #ifndef _ASM_IA64_SN_LEDS_H
2 #define _ASM_IA64_SN_LEDS_H
5 * This file is subject to the terms and conditions of the GNU General Public
6 * License. See the file "COPYING" in the main directory of this archive
8 * Copyright (C) 2000-2003 Silicon Graphics, Inc. All rights reserved.
11 #include <linux/config.h>
13 #include <asm/sn/addrs.h>
14 #include <asm/sn/sn_cpuid.h>
15 #include <asm/sn/pda.h>
16 #include <asm/sn/sn2/shub.h>
18 #define LED0 (LOCAL_MMR_ADDR(SH_REAL_JUNK_BUS_LED0))
19 #define LED_CPU_SHIFT 16
21 #define LED_CPU_HEARTBEAT 0x01
22 #define LED_CPU_ACTIVITY 0x02
23 #define LED_ALWAYS_SET 0x00
26 * Basic macros for flashing the LEDS on an SGI, SN1.
29 static __inline__ void
30 set_led_bits(u8 value, u8 mask)
32 pda->led_state = (pda->led_state & ~mask) | (value & mask);
33 *pda->led_address = (short) pda->led_state;
36 #endif /* _ASM_IA64_SN_LEDS_H */