Subversion Repositories eco32

/*
 * timer.h -- timer simulation
 */
 
 
#ifndef _TIMER_H_
#define _TIMER_H_
 
 
#define TIMER_CTRL	0	/* timer control register */
#define TIMER_DIVISOR	4	/* timer divisor register */
#define TIMER_COUNTER	8	/* timer counter register */
 
#define TIMER_EXP	0x01	/* timer has expired */
#define TIMER_IEN	0x02	/* enable timer interrupt */
 
#define NUMBER_TIMERS	20	/* number of simulation timers */
#define NUMBER_TMRCNT	2	/* number of timer/counters */
 
 
Word timerRead(Word addr);
void timerWrite(Word addr, Word data);
 
void timerTick(void);
void timerStart(int usec, void (*callback)(int param), int param);
 
void timerReset(void);
void timerInit(void);
void timerExit(void);
 
 
#endif /* _TIMER_H_ */