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/*
* COPYRIGHT (c) 1989-2009.
* 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.com/license/LICENSE.
*
* $Id$
*/
#include <tmacros.h> /* includes bsp.h, stdio, etc... */
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 */
status = rtems_clock_get( RTEMS_CLOCK_GET_TICKS_SINCE_BOOT, ×tamps[0] );
directive_failed(status, "clock_get");
/* 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");
status = rtems_clock_get(
RTEMS_CLOCK_GET_TICKS_SINCE_BOOT,
×tamps[loopy]
);
directive_failed(status, "clock_get");
}
/* block one last time */
status = rtems_rate_monotonic_period( period_id, 1 );
directive_failed(status, "rate_monotonic_period #3");
/* get one last timestamp */
status = rtems_clock_get(
RTEMS_CLOCK_GET_TICKS_SINCE_BOOT,
×tamps[loopy]
);
directive_failed(status, "clock_get");
/* 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]
);
}
/* the end */
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>
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