1#ifndef _ASM_IA64_SN_LEDS_H
2#define _ASM_IA64_SN_LEDS_H
3
4/*
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
7 * for more details.
8 * Copyright (C) 2000-2002 Silicon Graphics, Inc. All rights reserved.
9 */
10
11#include <linux/config.h>
12#include <asm/smp.h>
13#include <asm/sn/addrs.h>
14#include <asm/sn/sn_cpuid.h>
15#include <asm/sn/pda.h>
16
17#ifdef CONFIG_IA64_SGI_SN1
18#define LED0		0xc0000b00100000c0LL
19#define LED_CPU_SHIFT	3
20#else
21#include <asm/sn/sn2/shub.h>
22#define LED0		(LOCAL_MMR_ADDR(SH_REAL_JUNK_BUS_LED0))
23#define LED_CPU_SHIFT	16
24#endif
25
26#define LED_CPU_HEARTBEAT	0x01
27#define LED_CPU_ACTIVITY	0x02
28#define LED_MASK_AUTOTEST	0xfe
29
30/*
31 * Basic macros for flashing the LEDS on an SGI, SN1.
32 */
33
34static __inline__ void
35set_led_bits(u8 value, u8 mask)
36{
37	pda.led_state = (pda.led_state & ~mask) | (value & mask);
38#ifdef CONFIG_IA64_SGI_SN1
39	*pda.led_address = (long) pda.led_state;
40#else
41	*pda.led_address = (short) pda.led_state;
42#endif
43}
44
45#endif /* _ASM_IA64_SN_LEDS_H */
46
47