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https://gitlab.rtems.org/rtems/rtos/rtems.git
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158 lines
3.1 KiB
C
158 lines
3.1 KiB
C
/*
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*
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* COPYRIGHT (c) 1989-1999.
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* On-Line Applications Research Corporation (OAR).
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.OARcorp.com/rtems/license.html.
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*
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* $Id$
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*/
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#define TEST_INIT
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#include "system.h"
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rtems_id High_id;
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rtems_id Low_id;
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rtems_id Semaphore_id;
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rtems_task High_task(
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rtems_task_argument argument
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);
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rtems_task Middle_tasks(
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rtems_task_argument argument
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);
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rtems_task Low_task(
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rtems_task_argument argument
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);
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void test_init();
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rtems_task Init(
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rtems_task_argument argument
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)
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{
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rtems_status_code status;
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Print_Warning();
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puts( "\n\n*** TIME TEST 2 ***" );
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test_init();
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status = rtems_task_delete( RTEMS_SELF );
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directive_failed( status, "rtems_task_delete" );
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}
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void test_init()
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{
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rtems_status_code status;
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rtems_unsigned32 index;
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rtems_task_priority priority;
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priority = 5;
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status = rtems_task_create(
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rtems_build_name( 'H', 'I', 'G', 'H' ),
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priority,
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RTEMS_MINIMUM_STACK_SIZE,
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RTEMS_DEFAULT_MODES,
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RTEMS_DEFAULT_ATTRIBUTES,
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&High_id
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);
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directive_failed( status, "rtems_task_create of high task" );
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priority++;
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status = rtems_task_start( High_id, High_task, 0 );
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directive_failed( status, "rtems_task_start of high task" );
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for ( index=2 ; index <= OPERATION_COUNT ; index++ ) {
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status = rtems_task_create(
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rtems_build_name( 'M', 'I', 'D', ' ' ),
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priority,
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RTEMS_MINIMUM_STACK_SIZE,
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RTEMS_DEFAULT_MODES,
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RTEMS_DEFAULT_ATTRIBUTES,
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&Low_id
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);
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directive_failed( status, "rtems_task_create middle" );
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priority++;
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status = rtems_task_start( Low_id, Middle_tasks, 0 );
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directive_failed( status, "rtems_task_start middle" );
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}
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status = rtems_task_create(
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rtems_build_name( 'L', 'O', 'W', ' ' ),
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priority,
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RTEMS_MINIMUM_STACK_SIZE,
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RTEMS_DEFAULT_MODES,
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RTEMS_DEFAULT_ATTRIBUTES,
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&Low_id
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);
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directive_failed( status, "rtems_task_create low" );
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status = rtems_task_start( Low_id, Low_task, 0 );
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directive_failed( status, "rtems_task_start low" );
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status = rtems_semaphore_create(
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rtems_build_name( 'S', 'M', '1', ' '),
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0,
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RTEMS_DEFAULT_ATTRIBUTES,
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RTEMS_NO_PRIORITY,
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&Semaphore_id
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);
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directive_failed( status, "rtems_semaphore_create of SM1" );
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}
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rtems_task High_task(
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rtems_task_argument argument
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)
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{
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rtems_status_code status;
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Timer_initialize(); /* start blocking rtems_semaphore_obtain time */
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status = rtems_semaphore_obtain(
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Semaphore_id,
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RTEMS_DEFAULT_OPTIONS,
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RTEMS_NO_TIMEOUT
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);
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}
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rtems_task Middle_tasks(
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rtems_task_argument argument
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)
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{
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rtems_status_code status;
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status = rtems_semaphore_obtain(
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Semaphore_id,
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RTEMS_DEFAULT_OPTIONS,
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RTEMS_NO_TIMEOUT
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);
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}
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rtems_task Low_task(
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rtems_task_argument argument
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)
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{
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end_time = Read_timer();
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put_time(
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"rtems_semaphore_obtain: not available -- caller blocks",
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end_time,
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OPERATION_COUNT,
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0,
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CALLING_OVERHEAD_SEMAPHORE_OBTAIN
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);
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puts( "*** END OF TEST 2 ***" );
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exit( 0 );
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}
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