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/*
* Time of Day (TOD) Handler -- Tickle Ticks
*/
/* 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/score/object.h>
#include <rtems/score/thread.h>
#include <rtems/score/timespec.h>
#include <rtems/score/tod.h>
#include <rtems/score/watchdog.h>
/*PAGE
*
* _TOD_Tickle_ticks
*
* This routine processes a clock tick.
*
* Input parameters: NONE
*
* Output parameters: NONE
*/
void _TOD_Tickle_ticks( void )
{
struct timespec tick;
uint32_t seconds;
/* Convert the tick quantum to a timespec */
tick.tv_nsec = _TOD_Microseconds_per_tick * 1000;
tick.tv_sec = 0;
/* Update the counter of ticks since boot */
_Watchdog_Ticks_since_boot += 1;
/* Update the timespec format uptime */
(void) _Timespec_Add_to( &_TOD_Uptime, &tick );
/* we do not care how much the uptime changed */
/* Update the timespec format TOD */
seconds = _Timespec_Add_to( &_TOD_Now, &tick );
while ( seconds ) {
_Watchdog_Tickle_seconds();
seconds--;
}
}
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