leds.h
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上传日期:2013-04-10
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- #ifndef _ASM_IA64_SN_LEDS_H
- #define _ASM_IA64_SN_LEDS_H
- /*
- * 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.
- * Copyright (C) 2000-2002 Silicon Graphics, Inc. All rights reserved.
- */
- #include <linux/config.h>
- #include <asm/smp.h>
- #include <asm/sn/addrs.h>
- #include <asm/sn/sn_cpuid.h>
- #include <asm/sn/pda.h>
- #ifdef CONFIG_IA64_SGI_SN1
- #define LED0 0xc0000b00100000c0LL /* ZZZ fixme */
- #define LED_CPU_SHIFT 3
- #else
- #include <asm/sn/sn2/shub.h>
- #define LED0 (LOCAL_MMR_ADDR(SH_REAL_JUNK_BUS_LED0))
- #define LED_CPU_SHIFT 16
- #endif
- #define LED_CPU_HEARTBEAT 0x01
- #define LED_CPU_ACTIVITY 0x02
- #define LED_MASK_AUTOTEST 0xfe
- /*
- * Basic macros for flashing the LEDS on an SGI, SN1.
- */
- static __inline__ void
- set_led_bits(u8 value, u8 mask)
- {
- pda.led_state = (pda.led_state & ~mask) | (value & mask);
- #ifdef CONFIG_IA64_SGI_SN1
- *pda.led_address = (long) pda.led_state;
- #else
- *pda.led_address = (short) pda.led_state;
- #endif
- }
- #endif /* _ASM_IA64_SN_LEDS_H */