/* SPDX-License-Identifier: BSD-2-Clause */ /* Task_2 * * This routine serves as a test task. It simply obtains semaphores * 1 and 2, the later when it is a high priority task. * * Input parameters: * argument - task argument * * Output parameters: NONE * * COPYRIGHT (c) 1989-1999. * 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 "system.h" rtems_task Task_2( rtems_task_argument argument ) { rtems_status_code status; rtems_task_priority previous_priority; puts( "TA2 - rtems_semaphore_obtain - wait forever on SM1" ); status = rtems_semaphore_obtain( Semaphore_id[ 1 ], RTEMS_DEFAULT_OPTIONS, RTEMS_NO_TIMEOUT ); puts( "TA2 - got SM1" ); directive_failed( status, "rtems_semaphore_obtain on SM1" ); puts( "TA2 - rtems_semaphore_release - release SM1" ); status = rtems_semaphore_release( Semaphore_id[ 1 ] ); directive_failed( status, "rtems_semaphore_release on SM1" ); puts( "TA2 - rtems_task_set_priority - make self highest priority task" ); status = rtems_task_set_priority( RTEMS_SELF, 3, &previous_priority ); directive_failed( status, "rtems_task_set_priority on TA2" ); puts( "TA2 - rtems_semaphore_obtain - wait forever on SM2" ); status = rtems_semaphore_obtain( Semaphore_id[ 2 ], RTEMS_DEFAULT_OPTIONS, RTEMS_NO_TIMEOUT ); puts( "TA2 - got SM2" ); directive_failed( status, "rtems_semaphore_obtain on SM2" ); puts( "TA2 - rtems_semaphore_release - release SM2" ); status = rtems_semaphore_release( Semaphore_id[ 2 ] ); directive_failed( status, "rtems_semaphore_release on SM2" ); puts( "TA2 - rtems_task_exit" ); rtems_task_exit(); }