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// $Id$
#include "Strategy_Scheduler.h"
#if defined (quantify)
#include <quantify.h>
#endif /* quantify */
// period times, in 100 nanoseconds
#define ONE_HZ 10000000
#define FIVE_HZ 2000000
#define TEN_HZ 1000000
#define TWENTY_HZ 500000
typedef RtecScheduler::handle_t handle_t;
typedef RtecScheduler::Dependency_Info Dependency_Info;
typedef RtecScheduler::Preemption_Priority Preemption_Priority;
typedef RtecScheduler::OS_Priority OS_Priority;
typedef RtecScheduler::Sub_Priority Sub_Priority;
typedef RtecScheduler::RT_Info RT_Info;
typedef RtecScheduler::Time Time;
typedef RtecScheduler::Period Period;
typedef RtecScheduler::Info_Type Info_Type;
typedef RtecScheduler::Dependency_Type Dependency_Type;
static
void
setup_rt_info (RT_Info &info, const char *entry_point, u_long period,
u_long execution, RtecScheduler::Criticality criticality,
RtecScheduler::Importance importance, u_long threads)
{
// copy the passed entry point string into the RT_Info
info.entry_point = CORBA::string_dup (entry_point);
const TimeBase::ulonglong execution_time = {execution, 0};
const TimeBase::ulonglong zero = {0, 0};
// initialize other values
info.handle = 0;
info.worst_case_execution_time = execution_time;
info.typical_execution_time = execution_time;
info.cached_execution_time = zero;
info.period = period;
info.criticality = criticality;
info.importance = importance;
info.quantum = zero;
info.threads = threads;
info.priority = 0;
info.dynamic_subpriority = 0;
info.static_subpriority = 0;
info.preemption_priority = 0;
info.info_type = RtecScheduler::OPERATION;
info.volatile_token = 0;
}
static
int
register_rt_info (ACE_DynScheduler &scheduler,
RtecScheduler::RT_Info &info)
{
int result = 0;
if (scheduler.register_task (&info, info.handle) !=
ACE_DynScheduler::SUCCEEDED)
{
result = 1;
printf ("Could not register info for \"%s\"\n", info.entry_point.in ());
}
return result;
}
#if 0 /* not currently used */
static
void
setup_conjunction (RT_Info &info, const char *entry_point)
{
// copy the passed entry point string into the RT_Info
info.entry_point = CORBA::string_dup (entry_point);
const TimeBase::ulonglong zero = {0, 0};
// initialize other values
info.handle = 0;
info.worst_case_execution_time = zero;
info.typical_execution_time = zero;
info.cached_execution_time = zero;
info.period = 0;
info.criticality = RtecScheduler::VERY_LOW_CRITICALITY;
info.importance = RtecScheduler::VERY_LOW_IMPORTANCE;
info.quantum = zero;
info.threads = 0;
info.priority = 0;
info.dynamic_subpriority = 0;
info.static_subpriority = 0;
info.preemption_priority = 0;
info.info_type = RtecScheduler::CONJUNCTION;
info.volatile_token = 0;
}
static
void
setup_disjunction (RT_Info &info, const char *entry_point)
{
// copy the passed entry point string into the RT_Info
info.entry_point = CORBA::string_dup (entry_point);
const TimeBase::ulonglong zero = {0, 0};
// initialize other values
info.handle = 0;
info.worst_case_execution_time = zero;
info.typical_execution_time = zero;
info.cached_execution_time = zero;
info.period = 0;
info.criticality = RtecScheduler::VERY_LOW_CRITICALITY;
info.importance = RtecScheduler::VERY_LOW_IMPORTANCE;
info.quantum = zero;
info.threads = 0;
info.priority = 0;
info.dynamic_subpriority = 0;
info.static_subpriority = 0;
info.preemption_priority = 0;
info.info_type = RtecScheduler::DISJUNCTION;
info.volatile_token = 0;
}
#endif /* not currently used */
static
int
run_schedule (ACE_Scheduler_Strategy &strategy,
const char *output_filename, const char *heading)
{
// RtecScheduler::RT_Info low_10, low_20, high_10, high_20;
RtecScheduler::RT_Info low_1, low_5, low_10, low_20;
RtecScheduler::RT_Info high_1, high_5, high_10, high_20;
ACE_Strategy_Scheduler scheduler (strategy);
setup_rt_info (low_1, "low_1", ONE_HZ, 180000,
RtecScheduler::LOW_CRITICALITY,
RtecScheduler::HIGH_IMPORTANCE, 1);
setup_rt_info (low_5, "low_5", FIVE_HZ, 180000,
RtecScheduler::LOW_CRITICALITY,
RtecScheduler::HIGH_IMPORTANCE, 1);
setup_rt_info (low_10, "low_10", TEN_HZ, 180000,
RtecScheduler::LOW_CRITICALITY,
RtecScheduler::HIGH_IMPORTANCE, 1);
setup_rt_info (low_20, "low_20", TWENTY_HZ, 180000,
RtecScheduler::LOW_CRITICALITY,
RtecScheduler::HIGH_IMPORTANCE, 1);
setup_rt_info (high_1, "high_1", ONE_HZ, 180000,
RtecScheduler::HIGH_CRITICALITY,
RtecScheduler::LOW_IMPORTANCE, 1);
setup_rt_info (high_5, "high_5", FIVE_HZ, 180000,
RtecScheduler::HIGH_CRITICALITY,
RtecScheduler::LOW_IMPORTANCE, 1);
setup_rt_info (high_10, "high_10", TEN_HZ, 180000,
RtecScheduler::HIGH_CRITICALITY,
RtecScheduler::LOW_IMPORTANCE, 1);
setup_rt_info (high_20, "high_20", TWENTY_HZ, 180000,
RtecScheduler::HIGH_CRITICALITY,
RtecScheduler::LOW_IMPORTANCE, 1);
if (
register_rt_info (scheduler, low_1) ||
register_rt_info (scheduler, low_5) ||
register_rt_info (scheduler, low_10) ||
register_rt_info (scheduler, low_20) ||
register_rt_info (scheduler, high_1) ||
register_rt_info (scheduler, high_5) ||
register_rt_info (scheduler, high_10) ||
register_rt_info (scheduler, high_20))
{
return -1;
}
#if defined (quantify)
quantify_start_recording_data ();
#endif /* quantify */
ACE_DynScheduler::status_t status = scheduler.schedule ();
#if defined (quantify)
quantify_stop_recording_data ();
#endif /* quantify */
switch (status)
{
case ACE_DynScheduler::SUCCEEDED:
case ACE_DynScheduler::ST_UTILIZATION_BOUND_EXCEEDED:
status = scheduler.output_timeline (output_filename, heading);
switch (status)
{
case ACE_DynScheduler::SUCCEEDED:
case ACE_DynScheduler::ST_UTILIZATION_BOUND_EXCEEDED:
break;
default :
printf ("scheduler.output_timeline (\"%s\") failed: returned %d\n",
output_filename, status);
return -1;
}
break;
default :
printf ("scheduler.schedule () failed: returned %d\n", status);
return -1;
}
return 0;
}
int
main (int, char *[])
{
int result = 0;
// create a bunch of different strategies, indicating the minimum critical
// priority level (number of priority levels in critical set - 1) for each.
ACE_RMS_Scheduler_Strategy rms_strategy (3);
// ACE_RMS_Scheduler_Strategy rms_strategy (1);
ACE_MLF_Scheduler_Strategy mlf_strategy (0);
ACE_EDF_Scheduler_Strategy edf_strategy (0);
ACE_RMS_Dyn_Scheduler_Strategy rms_dyn_strategy (3);
// ACE_RMS_Dyn_Scheduler_Strategy rms_dyn_strategy (1);
ACE_MUF_Scheduler_Strategy muf_strategy (0);
result = run_schedule (rms_strategy, "RMS_Timelines",
"RMS Scheduling Strategy");
if (result < 0)
{
printf ("run_schedule (rms_strategy, \"RMS_Timelines\", "
"\"RMS Scheduling Strategy\") returned %d\n",
result);
return 1;
}
result = run_schedule (mlf_strategy, "MLF_Timelines",
"MLF Scheduling Strategy");
if (result < 0)
{
printf ("run_schedule (mlf_strategy, \"MLF_Timelines\", "
"\"MLF Scheduling Strategy\") returned %d\n",
result);
return 1;
}
result = run_schedule (edf_strategy, "EDF_Timelines",
"EDF Scheduling Strategy");
if (result < 0)
{
printf ("run_schedule (edf_strategy, \"EDF_Timelines\", "
"\"EDF Scheduling Strategy\") returned %d\n",
result);
return 1;
}
result = run_schedule (rms_dyn_strategy, "RMS_Dyn_Timelines",
"RMS-Dynamic Scheduling Strategy");
if (result < 0)
{
printf ("run_schedule (rms_dyn_strategy, \"RMS_Dyn_Timelines\", "
"\"RMS-Dynamic Scheduling Strategy\") returned %d\n",
result);
return 1;
}
result = run_schedule (muf_strategy, "MUF_Timelines",
"MUF Scheduling Strategy");
if (result < 0)
{
printf ("run_schedule (muf_strategy, \"MUF_Timelines\", "
"\"MUF Scheduling Strategy\") returned %d\n",
result);
return 1;
}
return 0;
}
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