#ifndef __ASM_SH_TIMER_H#define __ASM_SH_TIMER_H #include <linux/sysdev.h>#include <asm/cpu/timer.h> struct sys_timer_ops {	int (*init)(void);	unsigned long (*get_offset)(void);	unsigned long (*get_frequency)(void);}; struct sys_timer {	const char		*name; 	struct sys_device	dev;	struct sys_timer_ops	*ops;}; #define TICK_SIZE (tick_nsec / 1000) extern struct sys_timer tmu_timer;extern struct sys_timer *sys_timer; static inline unsigned long get_timer_offset(void){	return sys_timer->ops->get_offset();} static inline unsigned long get_timer_frequency(void){	return sys_timer->ops->get_frequency();} /* arch/sh/kernel/timers/timer.c */struct sys_timer *get_sys_timer(void); /* arch/sh/kernel/time.c */void handle_timer_tick(struct pt_regs *); #endif /* __ASM_SH_TIMER_H */