timer.h

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#ifndef DEVICES_TIMER_H
#define DEVICES_TIMER_H
 
#include <round.h>
#include <stdint.h>
 
/* Number of timer interrupts per second. */
#define TIMER_FREQ 100
 
void timer_init (void);
void timer_calibrate (void);
 
int64_t timer_ticks (void);
int64_t timer_elapsed (int64_t);
 
void timer_sleep (int64_t ticks);
void timer_msleep (int64_t milliseconds);
void timer_usleep (int64_t microseconds);
void timer_nsleep (int64_t nanoseconds);
 
void timer_print_stats (void);
 
#endif /* devices/timer.h */