From aa01666df35cd769c0957d4b3ae6ee99d680ab88 Mon Sep 17 00:00:00 2001 From: Paul Mundt Date: Mon, 16 Jan 2006 22:14:18 -0800 Subject: [PATCH] sh: Simple timer framework This builds on some of the clock framework code to support a simple system timer interface. Signed-off-by: Paul Mundt Cc: john stultz Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- include/asm-sh/timer.h | 42 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 include/asm-sh/timer.h (limited to 'include/asm-sh/timer.h') diff --git a/include/asm-sh/timer.h b/include/asm-sh/timer.h new file mode 100644 index 00000000000..dd6579c0b04 --- /dev/null +++ b/include/asm-sh/timer.h @@ -0,0 +1,42 @@ +#ifndef __ASM_SH_TIMER_H +#define __ASM_SH_TIMER_H + +#include +#include + +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 */ + -- cgit v1.2.3