static void _Rate_monotonic_Update_statistics(
Rate_monotonic_Control *the_period
)
{
Timestamp_Control executed;
Timestamp_Control since_last_period;
Rate_monotonic_Statistics *stats;
bool valid_status;
/*
* Assume we are only called in states where it is appropriate
* to update the statistics. This should only be RATE_MONOTONIC_ACTIVE
* and RATE_MONOTONIC_EXPIRED.
*/
/*
* Update the counts.
*/
stats = &the_period->Statistics;
stats->count++;
if ( the_period->state == RATE_MONOTONIC_EXPIRED )
stats->missed_count++;
/*
* Grab status for time statistics.
*/
valid_status =
_Rate_monotonic_Get_status( the_period, &since_last_period, &executed );
if (!valid_status)
return;
/*
* Update CPU time
*/
_Timestamp_Add_to( &stats->total_cpu_time, &executed );
if ( _Timestamp_Less_than( &executed, &stats->min_cpu_time ) )
stats->min_cpu_time = executed;
if ( _Timestamp_Greater_than( &executed, &stats->max_cpu_time ) )
stats->max_cpu_time = executed;
/*
* Update Wall time
*/
_Timestamp_Add_to( &stats->total_wall_time, &since_last_period );
if ( _Timestamp_Less_than( &since_last_period, &stats->min_wall_time ) )
stats->min_wall_time = since_last_period;
if ( _Timestamp_Greater_than( &since_last_period, &stats->max_wall_time ) )
stats->max_wall_time = since_last_period;
}
rtems_status_code rtems_rate_monotonic_get_status(
rtems_id id,
rtems_rate_monotonic_period_status *status
)
{
Timestamp_Control executed;
Objects_Locations location;
Rate_monotonic_Period_time_t since_last_period;
Rate_monotonic_Control *the_period;
bool valid_status;
if ( !status )
return RTEMS_INVALID_ADDRESS;
the_period = _Rate_monotonic_Get( id, &location );
switch ( location ) {
case OBJECTS_LOCAL:
status->owner = the_period->owner->Object.id;
status->state = the_period->state;
/*
* If the period is inactive, there is no information.
*/
if ( status->state == RATE_MONOTONIC_INACTIVE ) {
_Timespec_Set_to_zero( &status->since_last_period );
_Timespec_Set_to_zero( &status->executed_since_last_period );
} else {
/*
* Grab the current status.
*/
valid_status =
_Rate_monotonic_Get_status(
the_period, &since_last_period, &executed
);
if (!valid_status) {
_Objects_Put( &the_period->Object );
return RTEMS_NOT_DEFINED;
}
_Timestamp_To_timespec(
&since_last_period, &status->since_last_period
);
_Timestamp_To_timespec(
&executed, &status->executed_since_last_period
);
}
_Objects_Put( &the_period->Object );
return RTEMS_SUCCESSFUL;
#if defined(RTEMS_MULTIPROCESSING)
case OBJECTS_REMOTE: /* should never return this */
#endif
case OBJECTS_ERROR:
break;
}
return RTEMS_INVALID_ID;
}
static void _Rate_monotonic_Update_statistics(
Rate_monotonic_Control *the_period
)
{
Thread_CPU_usage_t executed;
Rate_monotonic_Period_time_t since_last_period;
Rate_monotonic_Statistics *stats;
bool valid_status;
/*
* Assume we are only called in states where it is appropriate
* to update the statistics. This should only be RATE_MONOTONIC_ACTIVE
* and RATE_MONOTONIC_EXPIRED.
*/
/*
* Update the counts.
*/
stats = &the_period->Statistics;
stats->count++;
if ( the_period->state == RATE_MONOTONIC_EXPIRED )
stats->missed_count++;
/*
* Grab status for time statistics.
*/
valid_status =
_Rate_monotonic_Get_status( the_period, &since_last_period, &executed );
if (!valid_status)
return;
/*
* Update CPU time
*/
#ifndef __RTEMS_USE_TICKS_FOR_STATISTICS__
_Timestamp_Add_to( &stats->total_cpu_time, &executed );
if ( _Timestamp_Less_than( &executed, &stats->min_cpu_time ) )
stats->min_cpu_time = executed;
if ( _Timestamp_Greater_than( &executed, &stats->max_cpu_time ) )
stats->max_cpu_time = executed;
#else
stats->total_cpu_time += executed;
if ( executed < stats->min_cpu_time )
stats->min_cpu_time = executed;
if ( executed > stats->max_cpu_time )
stats->max_cpu_time = executed;
#endif
/*
* Update Wall time
*/
#ifndef __RTEMS_USE_TICKS_FOR_STATISTICS__
_Timestamp_Add_to( &stats->total_wall_time, &since_last_period );
if ( _Timestamp_Less_than( &since_last_period, &stats->min_wall_time ) )
stats->min_wall_time = since_last_period;
if ( _Timestamp_Greater_than( &since_last_period, &stats->max_wall_time ) )
stats->max_wall_time = since_last_period;
#else
/* Sanity check wall time */
if ( since_last_period < executed )
since_last_period = executed;
stats->total_wall_time += since_last_period;
if ( since_last_period < stats->min_wall_time )
stats->min_wall_time = since_last_period;
if ( since_last_period > stats->max_wall_time )
stats->max_wall_time = since_last_period;
#endif
}
