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-rw-r--r--cpukit/rtems/src/clockgetuptime.c51
1 files changed, 51 insertions, 0 deletions
diff --git a/cpukit/rtems/src/clockgetuptime.c b/cpukit/rtems/src/clockgetuptime.c
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+/*
+ * Clock Manager - get uptime
+ *
+ * COPYRIGHT (c) 1989-2007.
+ * 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/rtems/status.h>
+#include <rtems/rtems/clock.h>
+#include <rtems/score/isr.h>
+#include <rtems/score/thread.h>
+#include <rtems/score/timestamp.h>
+#include <rtems/score/tod.h>
+#include <rtems/score/watchdog.h>
+
+/*PAGE
+ *
+ * rtems_clock_get_uptime
+ *
+ * This directive obtains the system uptime. A timestamp is the seconds
+ * and nanoseconds since boot.
+ *
+ * Input parameters:
+ * timestamp - pointer to the timestamp
+ *
+ * Output parameters:
+ * *uptime - filled in
+ * RTEMS_SUCCESSFUL - if successful
+ * error code - if unsuccessful
+ */
+rtems_status_code rtems_clock_get_uptime(
+ struct timespec *uptime
+)
+{
+ if ( !uptime )
+ return RTEMS_INVALID_ADDRESS;
+
+ _TOD_Get_uptime_as_timespec( uptime );
+ return RTEMS_SUCCESSFUL;
+}