Subversion Repositories openrisc

/*

 *  ptimer.c,v 1.1 1996/06/03 16:29:58 joel Exp

 */

#include <assert.h>

#include <time.h>

#include <errno.h>

#include <rtems/system.h>

#include <rtems/score/isr.h>

#include <rtems/score/thread.h>

#include <rtems/score/tod.h>

#include <rtems/posix/time.h>

/************************************/

/* These includes are now necessary */

/************************************/

#include <sys/features.h>

#include <rtems/rtems/status.h>

#include <rtems/rtems/types.h>

#include <rtems/rtems/timer.h>

#include <rtems/rtems/clock.h>

#include <rtems/posix/psignal.h>

#include <rtems/score/wkspace.h>

#include <pthread.h>

#include <stdio.h>

#include <signal.h>

/*****************************/

/* End of necessary includes */

/*****************************/

#include <rtems/posix/timer.h>

/* ***************************************************************************

 * TIMER_INITIALIZE_S

 *

 *  Description: Initialize the data of a timer

 * ***************************************************************************/

void TIMER_INITIALIZE_S ( int timer_pos )

{

   /*

    * Indicates that the position in the table is free

    */

    timer_struct[timer_pos].state = STATE_FREE_C;

   /*

    * The initial data of timing are set with null value

    */

    timer_struct[timer_pos].timer_data.it_value.tv_sec     = 0;

    timer_struct[timer_pos].timer_data.it_value.tv_nsec    = 0;

    timer_struct[timer_pos].timer_data.it_interval.tv_sec  = 0;

    timer_struct[timer_pos].timer_data.it_interval.tv_nsec = 0;

   /*

    * The count of expirations is 0

    */

    timer_struct[timer_pos].overrun = 0;

}

/* ***************************************************************************

 * _POSIX_Timer_Manager_initialization

 *

 *  Description: Initialize the internal structure in which the data of all

 *               the timers are stored

 * ***************************************************************************/

int timer_max;

timer_alive_t *timer_struct;

void _POSIX_Timer_Manager_initialization ( int max_timers )

{

   int index;

   timer_struct = _Workspace_Allocate_or_fatal_error(

      max_timers * sizeof(timer_alive_t) );

   /*

    *  Initialize all the timers

    */

   timer_max = max_timers;

   for (index=0; index<max_timers; index++)

     TIMER_INITIALIZE_S( index );

   timer_max = max_timers;

}