diff options
Diffstat (limited to 'cpukit/rtems/src/clockgetuptime.c')
-rw-r--r-- | cpukit/rtems/src/clockgetuptime.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/cpukit/rtems/src/clockgetuptime.c b/cpukit/rtems/src/clockgetuptime.c new file mode 100644 index 0000000000..b6ea0e5448 --- /dev/null +++ b/cpukit/rtems/src/clockgetuptime.c @@ -0,0 +1,51 @@ +/* + * 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; +} |