Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1#ifndef __ASM_SH_TIMER_H
2#define __ASM_SH_TIMER_H
3
4#include <linux/sysdev.h>
5#include <asm/cpu/timer.h>
6
7struct sys_timer_ops {
8 int (*init)(void);
9 unsigned long (*get_offset)(void);
10 unsigned long (*get_frequency)(void);
11};
12
13struct sys_timer {
14 const char *name;
15
16 struct sys_device dev;
17 struct sys_timer_ops *ops;
18};
19
20#define TICK_SIZE (tick_nsec / 1000)
21
22extern struct sys_timer tmu_timer;
23extern struct sys_timer *sys_timer;
24
25static inline unsigned long get_timer_offset(void)
26{
27 return sys_timer->ops->get_offset();
28}
29
30static inline unsigned long get_timer_frequency(void)
31{
32 return sys_timer->ops->get_frequency();
33}
34
35/* arch/sh/kernel/timers/timer.c */
36struct sys_timer *get_sys_timer(void);
37
38/* arch/sh/kernel/time.c */
39void handle_timer_tick(struct pt_regs *);
40
41#endif /* __ASM_SH_TIMER_H */
42