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File: [Development] / linux-2.6-xfs / include / asm-s390 / Attic / timer.h (download)

Revision 1.6, Tue Mar 20 15:37:21 2007 UTC (10 years, 7 months ago) by tes.longdrop.melbourne.sgi.com
Branch: MAIN
Changes since 1.5: +3 -0 lines 

Merge up to 2.6.21-rc4
Merge of 2.6.x-xfs-melb:linux:28276b by kenmcd.

/*
 *  include/asm-s390/timer.h
 *
 *  (C) Copyright IBM Corp. 2003,2006
 *  Virtual CPU timer
 *
 *  Author: Jan Glauber (jang@de.ibm.com)
 */

#ifndef _ASM_S390_TIMER_H
#define _ASM_S390_TIMER_H

#ifdef __KERNEL__

#include <linux/timer.h>

#define VTIMER_MAX_SLICE (0x7ffffffffffff000LL)

struct vtimer_list {
	struct list_head entry;

	int cpu;
	__u64 expires;
	__u64 interval;

	spinlock_t lock;
	unsigned long magic;

	void (*function)(unsigned long);
	unsigned long data;
};

/* the offset value will wrap after ca. 71 years */
struct vtimer_queue {
	struct list_head list;
	spinlock_t lock;
	__u64 to_expire;	  /* current event expire time */
	__u64 offset;		  /* list offset to zero */
	__u64 idle;		  /* temp var for idle */
};

extern void init_virt_timer(struct vtimer_list *timer);
extern void add_virt_timer(void *new);
extern void add_virt_timer_periodic(void *new);
extern int mod_virt_timer(struct vtimer_list *timer, __u64 expires);
extern int del_virt_timer(struct vtimer_list *timer);

extern void init_cpu_vtimer(void);
extern void vtime_init(void);

#endif /* __KERNEL__ */

#endif /* _ASM_S390_TIMER_H */