libtests/malloc02/init.c

0001 /* SPDX-License-Identifier: BSD-2-Clause */
0002
0003 /*
0004  *  COPYRIGHT (c) 1989-2012.
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 <tmacros.h>
0034
0035 const char rtems_test_name[] = "MALLOC 2";
0036
0037 /* forward declarations to avoid warnings */
0038 rtems_task Init(rtems_task_argument argument);
0039 rtems_timer_service_routine test_operation_from_isr(rtems_id timer, void *arg);
0040
0041 volatile bool operation_performed_from_tsr;
0042
0043 void *Pointer1;
0044
0045 rtems_timer_service_routine test_operation_from_isr(
0046   rtems_id  timer,
0047   void     *arg
0048 )
0049 {
0050   /* free memory from ISR so it is deferred */
0051   free( Pointer1 );
0052
0053   operation_performed_from_tsr = true;
0054 }
0055
0056 rtems_task Init(
0057   rtems_task_argument argument
0058 )
0059 {
0060   rtems_status_code     status;
0061   rtems_id              timer;
0062   void                 *pointer2;
0063
0064   TEST_BEGIN();
0065
0066   puts( "malloc memory to free from ISR" );
0067   Pointer1 = malloc( 20 );
0068
0069   /*
0070    *  Timer used in multiple ways
0071    */
0072   status = rtems_timer_create( rtems_build_name('T', 'M', 'R', '0'), &timer );
0073   directive_failed( status, "rtems_timer_create" );
0074
0075   operation_performed_from_tsr = false;
0076
0077   /*
0078    * Test Operation from ISR
0079    */
0080   status = rtems_timer_fire_after( timer, 10, test_operation_from_isr, NULL );
0081   directive_failed( status, "timer_fire_after failed" );
0082
0083   /* delay to let timer fire */
0084   status = rtems_task_wake_after( 20 );
0085   directive_failed( status, "timer_wake_after failed" );
0086
0087   if ( !operation_performed_from_tsr ) {
0088     puts( "Operation from ISR did not get processed\n" );
0089     rtems_test_exit( 0 );
0090   }
0091
0092   puts( "Free from ISR successfully processed" );
0093   puts( "Now malloc'ing more memory to process the free" );
0094   pointer2 = malloc(20);
0095   rtems_test_assert( pointer2 );
0096
0097   TEST_END();
0098   rtems_test_exit( 0 );
0099 }
0100
0101 /* configuration information */
0102
0103 #define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER
0104 #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
0105
0106 #define CONFIGURE_MALLOC_DIRTY
0107
0108 #define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION
0109
0110 #define CONFIGURE_RTEMS_INIT_TASKS_TABLE
0111 #define CONFIGURE_MAXIMUM_TASKS             1
0112 #define CONFIGURE_MAXIMUM_TIMERS            1
0113
0114 #define CONFIGURE_INIT
0115 #include <rtems/confdefs.h>
0116 /* end of file */
0117