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_ */