Logo Search packages:      
Sourcecode: linux version File versions  Download package

timer.h

#ifndef __H8300_TIMER_H
#define __H8300_TIMER_H

void h8300_timer_tick(void);
void h8300_timer_setup(void);
void h8300_gettod(unsigned int *year, unsigned int *mon, unsigned int *day,
               unsigned int *hour, unsigned int *min, unsigned int *sec);

#define TIMER_FREQ (CONFIG_CPU_CLOCK*10000) /* Timer input freq. */

#define calc_param(cnt, div, rate, limit)             \
do {                                            \
      cnt = TIMER_FREQ / HZ;                          \
      for (div = 0; div < ARRAY_SIZE(divide_rate); div++) { \
            if (rate[div] == 0)                       \
                  continue;                     \
            if ((cnt / rate[div]) > limit)                  \
                  break;                              \
      }                                         \
      if (div == ARRAY_SIZE(divide_rate))             \
            panic("Timer counter overflow");          \
      cnt /= divide_rate[div];                        \
} while(0)

#endif

Generated by  Doxygen 1.6.0   Back to index