arch/linux/timer.c

   1 #include <conf.h>
   2 #include <sys/time.h>
   3 #include <stdio.h>
   4 #include "maths.h"
   5
   6 static struct timeval tv_old;
   7
   8 fix timer_get_fixed_seconds(void)
   9 {
  10         fix x;
  11         struct timeval tv_now;
  12         gettimeofday(&tv_now, NULL);
  13         x=i2f(tv_now.tv_sec - tv_old.tv_sec) + fixdiv(i2f((tv_now.tv_usec - tv_old.tv_usec)/1000), i2f(1000));
  14         return x;
  15 }
  16
  17 void timer_init(void)
  18 {
  19         gettimeofday(&tv_old, NULL);
  20 }