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authorJoel Sherrill <joel.sherrill@OARcorp.com>1999-11-02 21:05:17 +0000
committerJoel Sherrill <joel.sherrill@OARcorp.com>1999-11-02 21:05:17 +0000
commit93b4e6ef7ea97190a1d542191e78e287a3b540f4 (patch)
tree62e143be5198b521924f153bbbcadeb7134118cc /c/src/exec/score/src/coretodtickle.c
parentSplit threadq.c into multiple files. (diff)
downloadrtems-93b4e6ef7ea97190a1d542191e78e287a3b540f4.tar.bz2
Split Heap and Time of Day Handlers.
Diffstat (limited to 'c/src/exec/score/src/coretodtickle.c')
-rw-r--r--c/src/exec/score/src/coretodtickle.c68
1 files changed, 68 insertions, 0 deletions
diff --git a/c/src/exec/score/src/coretodtickle.c b/c/src/exec/score/src/coretodtickle.c
new file mode 100644
index 0000000000..1aed522e56
--- /dev/null
+++ b/c/src/exec/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 );
+}