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/*
* COPYRIGHT (c) 2017 Kuan-Hsun Chen.
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#define TEST_INIT
#include <rtems/cpuuse.h>
#include <tmacros.h>
#include <rtems/rtems/ratemonimpl.h>
#include "test_support.h"
const char rtems_test_name[] = "SPRMSCHED 2";
/* forward declarations to avoid warnings */
rtems_task Init( rtems_task_argument argument );
static void modify_count( rtems_id id );
static void modify_count(
rtems_id id
)
{
Rate_monotonic_Control *the_period;
ISR_lock_Context lock_context;
the_period = _Rate_monotonic_Get( id, &lock_context );
_Rate_monotonic_Acquire_critical( the_period, &lock_context );
the_period->postponed_jobs = UINT32_MAX;
_Rate_monotonic_Release( the_period, &lock_context );
}
rtems_task Init(
rtems_task_argument argument
)
{
rtems_id period_id;
rtems_name period_name;
rtems_rate_monotonic_period_status period_status;
rtems_status_code status;
int i;
period_name = rtems_build_name('P','E','R','1');
TEST_BEGIN();
/* create period */
status = rtems_rate_monotonic_create(
period_name,
&period_id
);
directive_failed( status, "rate_monotonic_create" );
/* modify the count to UINT32_MAX and attempt to miss deadline*/
puts( "Testing overflow condition" );
rtems_test_spin_until_next_tick();
status = rtems_rate_monotonic_period( period_id, 50 );
directive_failed( status, "rate_monotonic_period above loop" );
puts( "Modify the count of postponed_job manually" );
modify_count( period_id );
/* Check the status */
status = rtems_rate_monotonic_get_status( period_id, &period_status );
directive_failed( status, "rate_monotonic_get_status" );
printf( "Init Postponed jobs = %"PRIu32", and expected %"PRIu32"\n", period_status.postponed_jobs_count, UINT32_MAX );
rtems_test_assert( period_status.postponed_jobs_count == UINT32_MAX );
for ( i=1 ; i <= 2 ; i++ ) {
status = rtems_task_wake_after( 100 );
directive_failed( status, "rtems_task_wake_after(100)" );
puts( "Task misses its deadline." );
/* Check the status */
status = rtems_rate_monotonic_get_status( period_id, &period_status );
directive_failed( status, "rate_monotonic_get_status" );
/* print out the count which should keep in UINT32_MAX, since the period still misses its deadline */
printf( "Count = %"PRIu32", and expected %"PRIu32"\n", period_status.postponed_jobs_count, UINT32_MAX);
rtems_test_assert( period_status.postponed_jobs_count == UINT32_MAX);
rtems_test_spin_until_next_tick();
status = rtems_rate_monotonic_period( period_id, 50 );
fatal_directive_status(
status,
RTEMS_TIMEOUT,
"rtems_rate_monotonic_period 2-n"
);
}
TEST_END();
rtems_test_exit(0);
}
/* configuration information */
#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
#define CONFIGURE_MILLISECONDS_PER_TICK 1
#define CONFIGURE_MAXIMUM_TASKS 1
#define CONFIGURE_MAXIMUM_PERIODS 1
#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION
#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
#define CONFIGURE_INIT
#include <rtems/confdefs.h>
/* end of file */
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