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/*  Sm_test_task

 *

 *  This task continuously obtains and releases a global semaphore.

 *

 *  Input parameters:

 *    argument - task argument

 *

 *  Output parameters:  NONE

 *

 *  COPYRIGHT (c) 1989-1999.

 *  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.OARcorp.com/rtems/license.html.

 *

 *  $Id: smtask1.c,v 1.2 2001-09-27 12:02:23 chris Exp $

 */

#include "system.h"

extern rtems_multiprocessing_table Multiprocessing_configuration;

rtems_task Semaphore_task(

  rtems_task_argument argument

)

{

  rtems_unsigned32  count;

  rtems_status_code status;

  rtems_unsigned32  yield_count;

  puts( "Getting SMID of semaphore" );

  while ( FOREVER ) {

    status = rtems_semaphore_ident(

      Semaphore_name[ 1 ],

      RTEMS_SEARCH_ALL_NODES,

      &Semaphore_id[ 1 ]

    );

    if ( status == RTEMS_SUCCESSFUL )

      break;

    puts( "rtems_semaphore_ident FAILED!!" );

    rtems_task_wake_after(2);

  }

  yield_count = 100;

  while ( Stop_Test == FALSE ) {

    for ( count=SEMAPHORE_DOT_COUNT ; Stop_Test == FALSE && count ; count-- ) {

      status = rtems_semaphore_obtain(

        Semaphore_id[ 1 ],

        RTEMS_DEFAULT_OPTIONS,

        RTEMS_NO_TIMEOUT

      );

      directive_failed( status, "rtems_semaphore_obtain" );

      status = rtems_semaphore_release( Semaphore_id[ 1 ] );

      directive_failed( status, "rtems_semaphore_release" );

      if ( Stop_Test == FALSE )

        if ( Multiprocessing_configuration.node == 1 && --yield_count == 0 ) {

          status = rtems_task_wake_after( RTEMS_YIELD_PROCESSOR );

          directive_failed( status, "rtems_task_wake_after" );

          yield_count = 100;

        }

    }

    put_dot( 's' );

  }

  Exit_test();

}