2 * include/asm-s390/timer.h
4 * (C) Copyright IBM Corp. 2003,2006
7 * Author: Jan Glauber (jang@de.ibm.com)
10 #ifndef _ASM_S390_TIMER_H
11 #define _ASM_S390_TIMER_H
13 #include <linux/timer.h>
15 #define VTIMER_MAX_SLICE (0x7ffffffffffff000LL)
18 struct list_head entry;
24 void (*function)(unsigned long);
28 /* the vtimer value will wrap after ca. 71 years */
30 struct list_head list;
32 __u64 timer; /* last programmed timer */
33 __u64 elapsed; /* elapsed time of timer expire values */
34 __u64 idle_enter; /* cpu timer on idle enter */
35 __u64 idle_exit; /* cpu timer on idle exit */
38 extern void init_virt_timer(struct vtimer_list *timer);
39 extern void add_virt_timer(void *new);
40 extern void add_virt_timer_periodic(void *new);
41 extern int mod_virt_timer(struct vtimer_list *timer, __u64 expires);
42 extern int mod_virt_timer_periodic(struct vtimer_list *timer, __u64 expires);
43 extern int del_virt_timer(struct vtimer_list *timer);
45 extern void init_cpu_vtimer(void);
46 extern void vtime_init(void);
48 extern void vtime_stop_cpu(void);
49 extern void vtime_start_leave(void);
51 #endif /* _ASM_S390_TIMER_H */