sptests/sp04/tswitch.c

0001 /* SPDX-License-Identifier: BSD-2-Clause */
0002
0003 /*
0004  *
0005  *  COPYRIGHT (c) 1989-2011.
0006  *  On-Line Applications Research Corporation (OAR).
0007  *
0008  * Redistribution and use in source and binary forms, with or without
0009  * modification, are permitted provided that the following conditions
0010  * are met:
0011  * 1. Redistributions of source code must retain the above copyright
0012  *    notice, this list of conditions and the following disclaimer.
0013  * 2. Redistributions in binary form must reproduce the above copyright
0014  *    notice, this list of conditions and the following disclaimer in the
0015  *    documentation and/or other materials provided with the distribution.
0016  *
0017  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
0018  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
0019  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
0020  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
0021  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
0022  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
0023  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
0024  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
0025  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
0026  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
0027  * POSSIBILITY OF SUCH DAMAGE.
0028  */
0029
0030 #ifdef HAVE_CONFIG_H
0031 #include "config.h"
0032 #endif
0033
0034 #include "system.h"
0035
0036 /*
0037  *  Only require 10 task switches on sis/gdb.  --joel 2 Feb 2011
0038  */
0039 #define MAX_TASK_SWITCH_LOGS 25
0040
0041 struct taskSwitchLog taskSwitchLog[MAX_TASK_SWITCH_LOGS];
0042 unsigned int taskSwitchLogIndex;
0043 volatile int testsFinished;
0044
0045 void Task_switch(
0046   rtems_tcb *unused,
0047   rtems_tcb *heir
0048 )
0049 {
0050   uint32_t    index;
0051   rtems_time_of_day time;
0052   rtems_status_code status;
0053
0054   index = task_number( heir->Object.id ) - task_number( Task_id[1] ) + 1;
0055
0056   switch( index ) {
0057     case 1:
0058     case 2:
0059     case 3:
0060       Run_count[ index ] += 1;
0061
0062       status = rtems_clock_get_tod( &time );
0063       directive_failed_with_level( status, "rtems_clock_get_tod", 1 );
0064
0065       if (taskSwitchLogIndex < MAX_TASK_SWITCH_LOGS ) {
0066         taskSwitchLog[taskSwitchLogIndex].taskIndex = index;
0067         taskSwitchLog[taskSwitchLogIndex].when = time;
0068         taskSwitchLogIndex++;
0069       }
0070       if ( time.second >= 16 )
0071     testsFinished = 1;
0072       break;
0073
0074     case 0:
0075     default:
0076       break;
0077   }
0078 }