fasttimer.h
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上传日期:2013-04-10
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- /* $Id: fasttimer.h,v 1.2 2002/05/28 17:45:34 johana Exp $
- * linux/include/asm-cris/fasttimer.h
- *
- * Fast timers for ETRAX100LX
- * This may be useful in other OS than Linux so use 2 space indentation...
- * Copyright (C) 2000, 2002 Axis Communications AB
- */
- #include <linux/config.h>
- #include <linux/time.h> /* struct timeval */
- #include <linux/timex.h>
- /* The timer0 values gives 52us resolution (1/19200) or higher
- * but interrupts at HZ
- */
- /* We use timer1 to generate interrupts at desired times. */
- #ifdef CONFIG_ETRAX_FAST_TIMER
- typedef void fast_timer_function_type(unsigned long);
- struct fast_timer{ /* Close to timer_list */
- struct fast_timer *next;
- struct fast_timer *prev;
- struct timeval tv_set;
- struct timeval tv_expires;
- unsigned long delay_us;
- fast_timer_function_type *function;
- unsigned long data;
- const char *name;
- };
- void start_one_shot_timer(struct fast_timer *t,
- fast_timer_function_type *function,
- unsigned long data,
- unsigned long delay_us,
- const char *name);
- int del_fast_timer(struct fast_timer * t);
- /* return 1 if deleted */
- void schedule_usleep(unsigned long us);
- void fast_timer_init(void);
- #endif