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/*

 *

 *  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: task1.c,v 1.2 2001-09-27 12:02:43 chris Exp $

 */

#define TEST_INIT

#include "system.h"

rtems_unsigned32 Task_count;

rtems_task_priority Task_priority;

rtems_task First_task(

  rtems_task_argument argument

);

rtems_task Middle_tasks(

  rtems_task_argument argument

);

rtems_task Last_task(

  rtems_task_argument argument

);

rtems_task Init(

  rtems_task_argument argument

)

{

  rtems_task_entry  task_entry;

  rtems_unsigned32  index;

  rtems_status_code status;

  Print_Warning();

  puts( "\n\n*** TIME TEST 17 ***" );

  Task_priority = 254;

  for( index = 0; index <= OPERATION_COUNT ; index++ ) {

    status = rtems_task_create(

      rtems_build_name( 'T', 'I', 'M', 'E' ),

      Task_priority,

      RTEMS_MINIMUM_STACK_SIZE,

      RTEMS_DEFAULT_MODES,

      RTEMS_DEFAULT_ATTRIBUTES,

      &Task_id[ index ]

    );

    directive_failed( status, "rtems_task_create loop" );

    if ( index == OPERATION_COUNT ) task_entry = Last_task;

    else if ( index == 0 )          task_entry = First_task;

    else                            task_entry = Middle_tasks;

    status = rtems_task_start( Task_id[ index ], task_entry, 0 );

    directive_failed( status, "rtems_task_start loop" );

  }

  Task_count = 1;

  status = rtems_task_delete( RTEMS_SELF );

  directive_failed( status, "rtems_task_delete of RTEMS_SELF" );

}

rtems_task First_task(

  rtems_task_argument argument

)

{

  rtems_task_priority previous_priority;

  Timer_initialize();

  Task_priority--;

  Task_count++;

  (void) rtems_task_set_priority(

           Task_id[ Task_count ],

           Task_priority,

           &previous_priority

         );

}

rtems_task Middle_tasks(

  rtems_task_argument argument

)

{

  rtems_task_priority previous_priority;

  Task_priority--;

  Task_count++;

  (void) rtems_task_set_priority(

           Task_id[ Task_count ],

           Task_priority,

           &previous_priority

         );

}

rtems_task Last_task(

  rtems_task_argument argument

)

{

  rtems_unsigned32 index;

  end_time = Read_timer();

  Timer_initialize();

    for ( index=1 ; index <= OPERATION_COUNT ; index++ )

      (void) Empty_function();

  overhead = Read_timer();

  put_time(

    "rtems_task_set_priority: preempts caller",

    end_time,

    OPERATION_COUNT,

    overhead,

    CALLING_OVERHEAD_TASK_SET_PRIORITY

  );

  puts( "*** END OF TEST 17 ***" );

  exit( 0 );

}