smptests/smp01/init.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 #define CONFIGURE_INIT
0034 #include "system.h"
0035
0036 #include <inttypes.h>
0037
0038 const char rtems_test_name[] = "SMP 1";
0039
0040 void Loop() {
0041   volatile int i;
0042
0043   for (i=0; i<300000; i++);
0044 }
0045
0046 rtems_task Init(
0047   rtems_task_argument argument
0048 )
0049 {
0050   uint32_t           i;
0051   char               ch;
0052   uint32_t           cpu_self;
0053   rtems_id           id;
0054   rtems_status_code  status;
0055   bool               allDone;
0056
0057   cpu_self = rtems_scheduler_get_processor();
0058
0059   /* XXX - Delay a bit to allow debug messages from
0060    * startup to print.  This may need to go away when
0061    * debug messages go away.
0062    */
0063   Loop();
0064
0065   TEST_BEGIN();
0066
0067   locked_print_initialize();
0068
0069   /* Initialize the TaskRan array */
0070   for ( i=0; i<rtems_scheduler_get_processor_maximum() ; i++ ) {
0071     TaskRan[i] = false;
0072   }
0073
0074   /* Create and start tasks for each processor */
0075   for ( i=0; i< rtems_scheduler_get_processor_maximum() ; i++ ) {
0076     if ( i != cpu_self ) {
0077       ch = '0' + i;
0078
0079       status = rtems_task_create(
0080         rtems_build_name( 'T', 'A', ch, ' ' ),
0081         1,
0082         RTEMS_MINIMUM_STACK_SIZE,
0083         RTEMS_DEFAULT_MODES,
0084         RTEMS_DEFAULT_ATTRIBUTES,
0085         &id
0086       );
0087       directive_failed( status, "task create" );
0088
0089       locked_printf(" CPU %" PRIu32 " start task TA%c\n", cpu_self, ch);
0090       status = rtems_task_start( id, Test_task, i+1 );
0091       directive_failed( status, "task start" );
0092
0093       Loop();
0094     }
0095   }
0096
0097   /* Wait on the all tasks to run */
0098   while (1) {
0099     allDone = true;
0100     for ( i=0; i<rtems_scheduler_get_processor_maximum() ; i++ ) {
0101       if ( i != cpu_self && TaskRan[i] == false)
0102         allDone = false;
0103     }
0104     if (allDone) {
0105       TEST_END();
0106       rtems_test_exit( 0 );
0107     }
0108   }
0109
0110 }