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author | Joel Sherrill <joel.sherrill@OARcorp.com> | 1999-11-02 21:05:17 +0000 |
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committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 1999-11-02 21:05:17 +0000 |
commit | 93b4e6ef7ea97190a1d542191e78e287a3b540f4 (patch) | |
tree | 62e143be5198b521924f153bbbcadeb7134118cc /cpukit/score/src/coretodtickle.c | |
parent | Split threadq.c into multiple files. (diff) | |
download | rtems-93b4e6ef7ea97190a1d542191e78e287a3b540f4.tar.bz2 |
Split Heap and Time of Day Handlers.
Diffstat (limited to 'cpukit/score/src/coretodtickle.c')
-rw-r--r-- | cpukit/score/src/coretodtickle.c | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/cpukit/score/src/coretodtickle.c b/cpukit/score/src/coretodtickle.c new file mode 100644 index 0000000000..1aed522e56 --- /dev/null +++ b/cpukit/score/src/coretodtickle.c @@ -0,0 +1,68 @@ +/* + * Time of Day (TOD) Handler + * + * + * COPYRIGHT (c) 1989-1998. + * On-Line Applications Research Corporation (OAR). + * Copyright assigned to U.S. Government, 1994. + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.OARcorp.com/rtems/license.html. + * + * $Id$ + */ + +#include <rtems/system.h> +#include <rtems/score/object.h> +#include <rtems/score/thread.h> +#include <rtems/score/tod.h> +#include <rtems/score/watchdog.h> + +/*PAGE + * + * _TOD_Tickle + * + * This routine updates the calendar time and tickles the + * per second watchdog timer chain. + * + * Input parameters: + * ignored - this parameter is ignored + * + * Output parameters: NONE + * + * NOTE: This routine only works for leap-years through 2099. + */ + +void _TOD_Tickle( + Objects_Id id, + void *ignored +) +{ + unsigned32 leap; + + _TOD_Current.ticks = 0; + ++_TOD_Seconds_since_epoch; + if ( ++_TOD_Current.second >= TOD_SECONDS_PER_MINUTE ) { + _TOD_Current.second = 0; + if ( ++_TOD_Current.minute >= TOD_MINUTES_PER_HOUR ) { + _TOD_Current.minute = 0; + if ( ++_TOD_Current.hour >= TOD_HOURS_PER_DAY ) { + _TOD_Current.hour = 0; + if ( _TOD_Current.year & 0x3 ) leap = 0; + else leap = 1; + if ( ++_TOD_Current.day > + _TOD_Days_per_month[ leap ][ _TOD_Current.month ]) { + _TOD_Current.day = 1; + if ( ++_TOD_Current.month > TOD_MONTHS_PER_YEAR ) { + _TOD_Current.month = 1; + _TOD_Current.year++; + } + } + } + } + } + + _Watchdog_Tickle_seconds(); + _Watchdog_Insert_ticks( &_TOD_Seconds_watchdog, _TOD_Ticks_per_second ); +} |