sptests/sp19/fptask.c

0001 /* SPDX-License-Identifier: BSD-2-Clause */
0002
0003 /*
0004  *  COPYRIGHT (c) 1989-2011.
0005  *  On-Line Applications Research Corporation (OAR).
0006  *
0007  * Redistribution and use in source and binary forms, with or without
0008  * modification, are permitted provided that the following conditions
0009  * are met:
0010  * 1. Redistributions of source code must retain the above copyright
0011  *    notice, this list of conditions and the following disclaimer.
0012  * 2. Redistributions in binary form must reproduce the above copyright
0013  *    notice, this list of conditions and the following disclaimer in the
0014  *    documentation and/or other materials provided with the distribution.
0015  *
0016  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
0017  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
0018  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
0019  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
0020  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
0021  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
0022  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
0023  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
0024  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
0025  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
0026  * POSSIBILITY OF SUCH DAMAGE.
0027  */
0028
0029 #ifdef HAVE_CONFIG_H
0030 #include "config.h"
0031 #endif
0032
0033 #include "system.h"
0034 #include "fptest.h"
0035 #include "inttest.h"
0036
0037 rtems_task FP_task(
0038   rtems_task_argument argument
0039 )
0040 {
0041   rtems_status_code status;
0042   rtems_id          tid;
0043   rtems_time_of_day time;
0044   uint32_t          task_index;
0045   uint32_t          previous_seconds;
0046   INTEGER_DECLARE;
0047   FP_DECLARE;
0048
0049   status = rtems_task_ident( RTEMS_WHO_AM_I, RTEMS_SEARCH_ALL_NODES, &tid );
0050   directive_failed( status, "rtems_task_ident of self" );
0051
0052   task_index = task_number( tid );
0053
0054   INTEGER_LOAD( INTEGER_factors[ task_index ] );
0055   FP_LOAD( FP_factors[ task_index ] );
0056
0057   put_name( Task_name[ task_index ], FALSE );
0058   printf(
0059     " - integer base = (0x%" PRIx32 ")\n",
0060     INTEGER_factors[ task_index ]
0061   );
0062   put_name( Task_name[ task_index ], FALSE );
0063   printf( " - float base = (%g)\n", FP_factors[ task_index ] );
0064
0065   previous_seconds = (uint32_t)-1;
0066
0067   while( FOREVER ) {
0068
0069     status = rtems_clock_get_tod( &time );
0070     directive_failed( status, "rtems_clock_get_tod" );
0071
0072     if ( time.second >= 16 ) {
0073       if ( task_number( tid ) == 4 ) {
0074         puts( "TA4 - rtems_task_exit" );
0075         rtems_task_exit();
0076       }
0077       puts( "TA5 - rtems_task_delete - TA3" );
0078       status = rtems_task_delete( Task_id[ 3 ] );
0079       directive_failed( status, "rtems_task_delete of TA3" );
0080
0081       TEST_END();
0082       rtems_test_exit( 0 );
0083     }
0084
0085     if (previous_seconds != time.second) {
0086       put_name( Task_name[ task_index ], FALSE );
0087       print_time( " - rtems_clock_get_tod - ", &time, "\n" );
0088       previous_seconds = time.second;
0089     }
0090
0091     INTEGER_CHECK( INTEGER_factors[ task_index ] );
0092     FP_CHECK( FP_factors[ task_index ] );
0093
0094     /* for the first 4 seconds we spin as fast as possible
0095      * so that we likely are interrupted
0096      * After that, we go to sleep for a second at a time
0097      */
0098     if (time.second >= 4) {
0099       status = rtems_task_wake_after( rtems_clock_get_ticks_per_second() );
0100       directive_failed( status, "rtems_task_wake_after" );
0101     }
0102   }
0103 }