libtests/top/task3.c

0001 /* SPDX-License-Identifier: BSD-2-Clause */
0002
0003 /*  Task_3
0004  *
0005  *  This routine serves as a test task.  It receives a task
0006  *  number and uses it to force each progressive task created
0007  *  to have a higher cpu utilization than the previous.
0008  *
0009  *  Input parameters:
0010  *    argument - task argument
0011  *
0012  *  Output parameters:  NONE
0013  *
0014  *  COPYRIGHT (c) 2014.
0015  *  On-Line Applications Research Corporation (OAR).
0016  *
0017  * Redistribution and use in source and binary forms, with or without
0018  * modification, are permitted provided that the following conditions
0019  * are met:
0020  * 1. Redistributions of source code must retain the above copyright
0021  *    notice, this list of conditions and the following disclaimer.
0022  * 2. Redistributions in binary form must reproduce the above copyright
0023  *    notice, this list of conditions and the following disclaimer in the
0024  *    documentation and/or other materials provided with the distribution.
0025  *
0026  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
0027  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
0028  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
0029  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
0030  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
0031  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
0032  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
0033  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
0034  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
0035  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
0036  * POSSIBILITY OF SUCH DAMAGE.
0037  */
0038
0039 #ifdef HAVE_CONFIG_H
0040 #include "config.h"
0041 #endif
0042
0043 #include "system.h"
0044
0045 rtems_task Task_3(
0046   rtems_task_argument argument
0047 )
0048 {
0049   rtems_status_code status;
0050   uint32_t sum;
0051   uint32_t next;
0052   uint32_t per_loop;
0053
0054   sum  = 0;
0055   next = 0;
0056   per_loop = argument * 1000;
0057
0058   while( FOREVER ) {
0059     add_some( per_loop, &sum, &next );
0060
0061     status = rtems_task_wake_after (TicksPerSecond * 1);
0062     directive_failed( status, "rtems_task_wake_after" );
0063  }
0064 }