libtests/cpuuse/task2.c

0001 /* SPDX-License-Identifier: BSD-2-Clause */
0002
0003 /*  Task_2
0004  *
0005  *  This routine serves as a test task.  It is just a CPU bound task
0006  *  requiring timesliced operation.
0007  *
0008  *  Input parameters:
0009  *    argument - task argument
0010  *
0011  *  Output parameters:  NONE
0012  *
0013  *  COPYRIGHT (c) 1989-1999.
0014  *  On-Line Applications Research Corporation (OAR).
0015  *
0016  * Redistribution and use in source and binary forms, with or without
0017  * modification, are permitted provided that the following conditions
0018  * are met:
0019  * 1. Redistributions of source code must retain the above copyright
0020  *    notice, this list of conditions and the following disclaimer.
0021  * 2. Redistributions in binary form must reproduce the above copyright
0022  *    notice, this list of conditions and the following disclaimer in the
0023  *    documentation and/or other materials provided with the distribution.
0024  *
0025  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
0026  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
0027  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
0028  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
0029  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
0030  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
0031  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
0032  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
0033  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
0034  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
0035  * POSSIBILITY OF SUCH DAMAGE.
0036  */
0037
0038 #ifdef HAVE_CONFIG_H
0039 #include "config.h"
0040 #endif
0041
0042 #include "system.h"
0043
0044 #include <rtems/cpuuse.h>
0045
0046 static void
0047 showTaskSwitches (void)
0048 {
0049   int i;
0050   int switches = taskSwitchLogIndex;
0051
0052   for (i = 0 ; i < switches ; i++) {
0053       put_name( Task_name[taskSwitchLog[i].taskIndex], FALSE );
0054       print_time( "- ", &taskSwitchLog[i].when, "\n" );
0055   }
0056 }
0057
0058 rtems_task Task_2(
0059   rtems_task_argument argument
0060 )
0061 {
0062   while ( !testsFinished );
0063
0064   showTaskSwitches ();
0065   puts( "" );
0066   rtems_cpu_usage_report();
0067   puts( "" );
0068   puts( "TA2 - RESETTING USAGE STATISTICS" );
0069   rtems_cpu_usage_reset();
0070   puts( "" );
0071   rtems_cpu_usage_report();
0072   puts( "" );
0073   TEST_END();
0074   rtems_test_exit( 0 );
0075 }