diff options
author | Michael I. Bushnell <mib@gnu.org> | 1995-08-09 16:49:05 +0000 |
---|---|---|
committer | Michael I. Bushnell <mib@gnu.org> | 1995-08-09 16:49:05 +0000 |
commit | 0e1c60661f6ff504aaa4e37a0f75ff3db9dcb86e (patch) | |
tree | f4b3370afa983f5d4296a7bcf81862a5a2c85283 | |
parent | 6c8a9ee254197348539ab8e70f866651350fe4c5 (diff) |
Initial revision
-rw-r--r-- | pfinet/mapped-time.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/pfinet/mapped-time.h b/pfinet/mapped-time.h new file mode 100644 index 00000000..d0fccee8 --- /dev/null +++ b/pfinet/mapped-time.h @@ -0,0 +1,40 @@ +#ifndef _MAPPED_TIME_H_ +#define _MAPPED_TIME_H_ + +#define HZ 100 + +extern volatile struct mapped_time_value *mapped_time; + +extern inline int +read_mapped_secs () +{ + return mapped_time->seconds; +} + +extern inline void +fill_timeval (struct timeval *tp) +{ + do + { + tp->tv_secs = mapped_time->seconds; + tp->tv_usecs = mapped_time->microseconds; + } + while (tp->tv_secs != mapped_time->check_seconds); +} + +extern inline int +fetch_jiffies () +{ + int secs, usecs; + do + { + secs = mapped_time->seconds; + usecs = mapped_time->microseconds; + } + while (secs != mapped_time->check_seconds); + + return (secs * HZ) + microseconds * HZ / 1000.0; +} + + +#endif |