forked from Imagelibrary/rtems
97 lines
2.6 KiB
C
97 lines
2.6 KiB
C
/*
|
|
* COPYRIGHT (c) 1989-2012.
|
|
* On-Line Applications Research Corporation (OAR).
|
|
*
|
|
* 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
|
|
|
|
#include <tmacros.h> /* includes bsp.h, stdio, etc... */
|
|
|
|
/* forward declarations to avoid warnings */
|
|
rtems_task Init(rtems_task_argument argument);
|
|
|
|
rtems_task Init(
|
|
rtems_task_argument ignored
|
|
) {
|
|
rtems_status_code status;
|
|
rtems_interval timestamps[6],
|
|
wantintervals[5] = { 1, 50, 200, 25, 3 };
|
|
rtems_name period_name = rtems_build_name('P','E','R','a');
|
|
rtems_id period_id;
|
|
int loopy;
|
|
|
|
printf("\n\n*** TEST 32 ***\n");
|
|
|
|
/* create period */
|
|
status = rtems_rate_monotonic_create(
|
|
period_name,
|
|
&period_id
|
|
);
|
|
directive_failed(status, "rate_monotonic_create");
|
|
|
|
/* start period with initial value */
|
|
status = rtems_rate_monotonic_period( period_id, wantintervals[0] );
|
|
directive_failed(status, "rate_monotonic_period #1");
|
|
|
|
/* get our first timestamp */
|
|
timestamps[0] = rtems_clock_get_ticks_since_boot();
|
|
|
|
/* loop through and gather more timestamps */
|
|
for (loopy = 1; loopy < 5; loopy++) {
|
|
|
|
status = rtems_rate_monotonic_period( period_id, wantintervals[loopy] );
|
|
directive_failed(status, "rate_monotonic_period #2");
|
|
|
|
timestamps[loopy] = rtems_clock_get_ticks_since_boot();
|
|
}
|
|
|
|
/* block one last time */
|
|
status = rtems_rate_monotonic_period( period_id, 1 );
|
|
directive_failed(status, "rate_monotonic_period #3");
|
|
|
|
/* get one last timestamp */
|
|
timestamps[loopy] = rtems_clock_get_ticks_since_boot();
|
|
|
|
/* cancel the period */
|
|
status = rtems_rate_monotonic_cancel(period_id);
|
|
directive_failed(status, "rate_monotonic_cancel");
|
|
|
|
/* delete it */
|
|
status = rtems_rate_monotonic_delete(period_id);
|
|
directive_failed(status, "rate_monotonic_delete");
|
|
|
|
/* tabulate and print results */
|
|
for (loopy = 0; loopy < 5; loopy++) {
|
|
printf(
|
|
"period %d: measured %" PRIdrtems_interval " tick(s), wanted %"
|
|
PRIdrtems_interval "\n",
|
|
loopy,
|
|
timestamps[loopy+1] - timestamps[loopy],
|
|
wantintervals[loopy]
|
|
);
|
|
}
|
|
|
|
puts("*** END OF TEST 32 ***");
|
|
rtems_test_exit(0);
|
|
}
|
|
|
|
#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
|
|
|
|
#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
|
|
#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
|
|
#define CONFIGURE_MAXIMUM_TASKS 1
|
|
#define CONFIGURE_MAXIMUM_PERIODS 1
|
|
|
|
#define CONFIGURE_MICROSECONDS_PER_TICK 100000
|
|
|
|
#define CONFIGURE_INIT
|
|
|
|
#include <rtems/confdefs.h>
|
|
|