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-rw-r--r--cpukit/score/src/coretodget.c56
1 files changed, 56 insertions, 0 deletions
diff --git a/cpukit/score/src/coretodget.c b/cpukit/score/src/coretodget.c
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+++ b/cpukit/score/src/coretodget.c
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+/*
+ * Time of Day (TOD) Handler - get TOD
+ *
+ * COPYRIGHT (c) 1989-2008.
+ * On-Line Applications Research Corporation (OAR).
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ *
+ * $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <rtems/system.h>
+#include <rtems/score/isr.h>
+#include <rtems/score/timespec.h>
+#include <rtems/score/timestamp.h>
+#include <rtems/score/tod.h>
+#include <rtems/score/watchdog.h>
+
+/*
+ * _TOD_Get
+ *
+ * This routine is used to obtain the current date and time.
+ *
+ * Input parameters:
+ * time - pointer to the time and date structure
+ *
+ * Output parameters: NONE
+ */
+
+void _TOD_Get(
+ struct timespec *time
+)
+{
+ ISR_Level level;
+ Timestamp_Control offset;
+ Timestamp_Control now;
+ long nanoseconds;
+
+ /* assume time checked for NULL by caller */
+
+ /* _TOD_Now is the native current time */
+ _ISR_Disable( level );
+ now = _TOD_Now;
+ nanoseconds = (*_Watchdog_Nanoseconds_since_tick_handler)();
+ _ISR_Enable( level );
+
+ _Timestamp_Set( &offset, 0, nanoseconds );
+ _Timestamp_Add_to( &now, &offset );
+ _Timestamp_To_timespec( &now, time );
+}