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authorJoel Sherrill <joel.sherrill@OARcorp.com>2007-04-02 18:23:59 +0000
committerJoel Sherrill <joel.sherrill@OARcorp.com>2007-04-02 18:23:59 +0000
commit812da546889eea0b6dea7eb2954f46a4c43d1314 (patch)
tree22fc95d921c3544de770454a2f9c604d5d0a27a2 /cpukit/rtems/src/clockgetuptime.c
parent2007-04-02 Joel Sherrill <joel@OARcorp.com> (diff)
downloadrtems-812da546889eea0b6dea7eb2954f46a4c43d1314.tar.bz2
2007-04-02 Joel Sherrill <joel@OARcorp.com>
* itron/src/itrontime.c, libcsupport/src/__gettod.c, posix/include/rtems/posix/time.h, posix/include/rtems/posix/timer.h, posix/src/clockgettime.c, posix/src/clocksettime.c, posix/src/nanosleep.c, posix/src/posixtimespecsubtract.c, posix/src/posixtimespectointerval.c, posix/src/ptimer1.c, posix/src/sleep.c, rtems/Makefile.am, rtems/include/rtems/rtems/clock.h, rtems/include/rtems/rtems/timer.h, rtems/include/rtems/rtems/types.h, rtems/src/clockget.c, rtems/src/clockset.c, rtems/src/clocktodtoseconds.c, rtems/src/clocktodvalidate.c, rtems/src/taskwakewhen.c, score/Makefile.am, score/include/rtems/score/tod.h, score/inline/rtems/score/tod.inl, score/src/coretod.c, score/src/coretodset.c: Convert from Classic API style TOD_Control as fundamental time structure to POSIX struct timespec. Add clock_get_uptime(). * rtems/src/clockgetuptime.c, score/src/coretodget.c, score/src/coretodgetuptime.c: New files. * score/src/coretodtickle.c, score/src/coretodtoseconds.c, score/src/coretodvalidate.c: Removed.
Diffstat (limited to 'cpukit/rtems/src/clockgetuptime.c')
-rw-r--r--cpukit/rtems/src/clockgetuptime.c50
1 files changed, 50 insertions, 0 deletions
diff --git a/cpukit/rtems/src/clockgetuptime.c b/cpukit/rtems/src/clockgetuptime.c
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+++ 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/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( uptime );
+ return RTEMS_SUCCESSFUL;
+}