/* SPDX-License-Identifier: BSD-2-Clause */
/*
* COPYRIGHT (c) 2011.
* On-Line Applications Research Corporation (OAR).
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <tmacros.h>
#include <rtems/score/threadimpl.h>
const char rtems_test_name[] = "SPSIMPLESCHED 2";
/* forward declarations to avoid warnings */
rtems_task Init(rtems_task_argument argument);
rtems_task Test_task(rtems_task_argument argument);
void ObtainRelease(bool suspendIdle);
/*
* Keep the names and IDs in global variables so another task can use them.
*/
rtems_id Idle_id;
rtems_id Task_id[ 3 ]; /* array of task ids */
rtems_name Task_name[ 3 ]; /* array of task names */
rtems_name Semaphore_name[ 2 ];
rtems_id Semaphore_id[ 2 ];
rtems_task Test_task(
rtems_task_argument unused
)
{
rtems_id tid;
rtems_status_code status;
status = rtems_task_ident( RTEMS_WHO_AM_I, RTEMS_SEARCH_ALL_NODES, &tid );
directive_failed( status, "wake after" );
for ( ; ; ) {
status = rtems_task_wake_after( RTEMS_YIELD_PROCESSOR );
directive_failed( status, "yield" );
}
}
void ObtainRelease( bool suspendIdle )
{
rtems_status_code status;
if (suspendIdle) {
puts( "INIT - Suspend Idle Task");
status = rtems_task_suspend( Idle_id );
directive_failed( status, "rtems_task_suspend idle" );
}
puts( "INIT - Obtain priority ceiling semaphore - priority increases" );
status= rtems_semaphore_obtain( Semaphore_id[1], RTEMS_DEFAULT_OPTIONS, 0 );
directive_failed( status, "rtems_semaphore_obtain" );
puts( "INIT - Obtain priority ceiling semaphore - priority decreases" );
status = rtems_semaphore_release( Semaphore_id[1] );
directive_failed( status, "rtems_semaphore_release" );
if (suspendIdle) {
puts( "INIT - Resume Idle Task");
status = rtems_task_resume( Idle_id );
directive_failed( status, "rtems_task_resume idle" );
}
}
rtems_task Init(
rtems_task_argument argument
)
{
rtems_status_code status;
TEST_BEGIN();
status = _Objects_Name_to_id_u32(
rtems_build_name( 'I', 'D', 'L', 'E' ),
RTEMS_SEARCH_LOCAL_NODE,
&Idle_id,
&_Thread_Information.Objects
);
rtems_test_assert( status == RTEMS_SUCCESSFUL );
/*
* Create the semaphore. Then obtain and release the
* semaphore with no other tasks running.
*/
puts( "INIT - Create priority ceiling semaphore" );
Semaphore_name[ 1 ] = rtems_build_name( 'S', 'M', '1', ' ' );
status = rtems_semaphore_create(
Semaphore_name[ 1 ],
1,
RTEMS_BINARY_SEMAPHORE | RTEMS_PRIORITY_CEILING | RTEMS_PRIORITY,
2,
&Semaphore_id[ 1 ]
);
directive_failed( status, "rtems_semaphore_create of SM1" );
ObtainRelease( false );
/*
* Create test task and obtain release the semaphore with
* one other task running.
*/
puts( "INIT - create task 1" );
Task_name[ 1 ] = rtems_build_name( 'T', 'A', '1', ' ' );
status = rtems_task_create(
Task_name[ 1 ], 1, RTEMS_MINIMUM_STACK_SIZE * 2, RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES, &Task_id[ 1 ]
);
status = rtems_task_start( Task_id[ 1 ], Test_task, 1 );
ObtainRelease( false );
/*
* Create a a second test task and obtain release the semaphore
* with both tasks running.
*/
puts( "INIT - create task 2" );
Task_name[ 1 ] = rtems_build_name( 'T', 'A', '2', ' ' );
status = rtems_task_create(
Task_name[ 2 ], 1, RTEMS_MINIMUM_STACK_SIZE * 2, RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES, &Task_id[ 2 ]
);
status = rtems_task_start( Task_id[ 2 ], Test_task, 1 );
ObtainRelease( false );
/*
* Obtain and release the semaphore with the idle task suspended.
*/
ObtainRelease( true );
/* End the Test */
TEST_END();
rtems_test_exit(0);
}
/* configuration information */
#define CONFIGURE_SCHEDULER_SIMPLE
#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER
#define CONFIGURE_MAXIMUM_TASKS 3
#define CONFIGURE_MAXIMUM_SEMAPHORES 2
#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION
#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
#define CONFIGURE_EXTRA_TASK_STACKS (3 * RTEMS_MINIMUM_STACK_SIZE)
#define CONFIGURE_INIT_TASK_INITIAL_MODES RTEMS_NO_PREEMPT
#define CONFIGURE_INIT_TASK_PRIORITY 4
#define CONFIGURE_INIT
#include <rtems/confdefs.h>
/* end of include file */
