projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /* |
| 2 | * include/asm-s390/timer.h | |
| 3 | * | |
| 6d7bfd14 | 4 | * (C) Copyright IBM Corp. 2003,2006 |
| 1da177e4 LT |
5 | * Virtual CPU timer |
| 6 | * | |
| 7 | * Author: Jan Glauber (jang@de.ibm.com) | |
| 8 | */ | |
| 9 | ||
| 10 | #ifndef _ASM_S390_TIMER_H | |
| 11 | #define _ASM_S390_TIMER_H | |
| 12 | ||
| 6d7bfd14 JG |
13 | #ifdef __KERNEL__ |
| 14 | ||
| 1da177e4 LT |
15 | #include <linux/timer.h> |
| 16 | ||
| 17 | #define VTIMER_MAX_SLICE (0x7ffffffffffff000LL) | |
| 18 | ||
| 19 | struct vtimer_list { | |
| 20 | struct list_head entry; | |
| 21 | ||
| 22 | int cpu; | |
| 23 | __u64 expires; | |
| 24 | __u64 interval; | |
| 25 | ||
| 9d0a57cb | 26 | void (*function)(unsigned long); |
| 1da177e4 LT |
27 | unsigned long data; |
| 28 | }; | |
| 29 | ||
| 9cfb9b3c | 30 | /* the vtimer value will wrap after ca. 71 years */ |
| 1da177e4 LT |
31 | struct vtimer_queue { |
| 32 | struct list_head list; | |
| 33 | spinlock_t lock; | |
| 9cfb9b3c MS |
34 | __u64 timer; /* last programmed timer */ |
| 35 | __u64 elapsed; /* elapsed time of timer expire values */ | |
| 36 | __u64 idle; /* temp var for idle */ | |
| 37 | int do_spt; /* =1: reprogram cpu timer in idle */ | |
| 1da177e4 LT |
38 | }; |
| 39 | ||
| 40 | extern void init_virt_timer(struct vtimer_list *timer); | |
| 41 | extern void add_virt_timer(void *new); | |
| 42 | extern void add_virt_timer_periodic(void *new); | |
| 43 | extern int mod_virt_timer(struct vtimer_list *timer, __u64 expires); | |
| b6ecfa92 | 44 | extern int mod_virt_timer_periodic(struct vtimer_list *timer, __u64 expires); |
| 1da177e4 LT |
45 | extern int del_virt_timer(struct vtimer_list *timer); |
| 46 | ||
| 2b67fc46 HC |
47 | extern void init_cpu_vtimer(void); |
| 48 | extern void vtime_init(void); | |
| 49 | ||
| 9cfb9b3c MS |
50 | extern void vtime_stop_cpu(void); |
| 51 | extern void vtime_start_leave(void); | |
| 773922e1 | 52 | |
| 6d7bfd14 JG |
53 | #endif /* __KERNEL__ */ |
| 54 | ||
| 55 | #endif /* _ASM_S390_TIMER_H */ |