zpu/sw/startup/time.c

   1 #include <_ansi.h>
   2 #include <sys/types.h>
   3 #include <sys/stat.h>
   4
   5 extern long long _readCycles();
   6
   7
   8 extern volatile int *MHZ;
   9
  10 long long _readMicroseconds()
  11 {
  12         int Hz;
  13         long long clock;
  14         Hz=(*MHZ&0xff);
  15         clock=_readCycles();
  16         return clock/(long long)Hz;
  17 }
  18
  19
  20
  21
  22 time_t
  23 time (time_t *tloc)
  24 {
  25         time_t t;
  26         t=(time_t)(_readMicroseconds()/(long long )1000000);
  27         if (tloc!=NULL)
  28         {
  29                 *tloc=t;
  30         }
  31         return t;
  32 }