ER rsm_tsk(
ID tskid
)
{
register Thread_Control *the_thread;
Objects_Locations location;
the_thread = _ITRON_Task_Get( tskid, &location );
switch ( location ) {
#if defined(RTEMS_MULTIPROCESSING)
case OBJECTS_REMOTE:
#endif
case OBJECTS_ERROR:
return _ITRON_Task_Clarify_get_id_error( tskid );
case OBJECTS_LOCAL:
if ( _Thread_Is_executing( the_thread ) )
_ITRON_return_errorno( E_OBJ );
if ( _States_Is_dormant( the_thread->current_state ))
_ITRON_return_errorno( E_OBJ );
if ( ! _States_Is_suspended(the_thread->current_state) )
_ITRON_return_errorno( E_OBJ );
_Thread_Resume( the_thread, false );
break;
}
_ITRON_return_errorno( E_OK );
}
rtems_status_code rtems_task_resume(
rtems_id id
)
{
register Thread_Control *the_thread;
Objects_Locations location;
the_thread = _Thread_Get( id, &location );
switch ( location ) {
case OBJECTS_LOCAL:
if ( _States_Is_suspended( the_thread->current_state ) ) {
_Thread_Resume( the_thread );
_Thread_Enable_dispatch();
return RTEMS_SUCCESSFUL;
}
_Thread_Enable_dispatch();
return RTEMS_INCORRECT_STATE;
#if defined(RTEMS_MULTIPROCESSING)
case OBJECTS_REMOTE:
return _RTEMS_tasks_MP_Send_request_packet(
RTEMS_TASKS_MP_RESUME_REQUEST,
id,
0, /* Not used */
0, /* Not used */
0 /* Not used */
);
#endif
case OBJECTS_ERROR:
break;
}
return RTEMS_INVALID_ID;
}
void complete_test( void )
{
uint32_t index;
rtems_id task_id;
benchmark_timer_initialize();
_Thread_Resume( Middle_tcb, true );
thread_resume_time = benchmark_timer_read();
_Thread_Set_state( Middle_tcb, STATES_WAITING_FOR_MESSAGE );
benchmark_timer_initialize();
_Thread_Unblock( Middle_tcb );
thread_unblock_time = benchmark_timer_read();
_Thread_Set_state( Middle_tcb, STATES_WAITING_FOR_MESSAGE );
benchmark_timer_initialize();
_Thread_Ready( Middle_tcb );
thread_ready_time = benchmark_timer_read();
benchmark_timer_initialize();
for ( index=1 ; index <= OPERATION_COUNT ; index++ )
(void) benchmark_timer_empty_function();
overhead = benchmark_timer_read();
task_id = Middle_tcb->Object.id;
benchmark_timer_initialize();
for ( index=1 ; index <= OPERATION_COUNT ; index++ )
(void) _Thread_Get( task_id, &location );
thread_get_time = benchmark_timer_read();
benchmark_timer_initialize();
for ( index=1 ; index <= OPERATION_COUNT ; index++ )
(void) _Semaphore_Get( Semaphore_id, &location );
semaphore_get_time = benchmark_timer_read();
benchmark_timer_initialize();
for ( index=1 ; index <= OPERATION_COUNT ; index++ )
(void) _Thread_Get( 0x3, &location );
thread_get_invalid_time = benchmark_timer_read();
/*
* This is the running task and we have tricked RTEMS out enough where
* we need to set some internal tracking information to match this.
*/
_Thread_Heir = _Thread_Executing;
_Context_Switch_necessary = false;
_Thread_Dispatch_disable_level = 0;
/*
* Now dump all the times
*/
put_time(
"_ISR_Disable",
isr_disable_time,
1,
0,
0
);
put_time(
"_ISR_Flash",
isr_flash_time,
1,
0,
0
);
put_time(
"_ISR_Enable",
isr_enable_time,
1,
0,
0
);
put_time(
"_Thread_Disable_dispatch",
thread_disable_dispatch_time,
1,
0,
0
);
put_time(
"_Thread_Enable_dispatch",
thread_enable_dispatch_time,
1,
0,
0
);
put_time(
"_Thread_Set_state",
thread_set_state_time,
1,
0,
0
);
put_time(
"_Thread_Dispatch (NO FP)",
thread_dispatch_no_fp_time,
1,
0,
0
);
put_time(
"context switch: no floating point contexts",
context_switch_no_fp_time,
1,
0,
0
);
put_time(
"context switch: self",
context_switch_self_time,
1,
0,
0
);
put_time(
"context switch: to another task",
context_switch_another_task_time,
1,
0,
0
);
#if (CPU_HARDWARE_FP == 1) || (CPU_SOFTWARE_FP == 1)
put_time(
"fp context switch: restore 1st FP task",
context_switch_restore_1st_fp_time,
1,
0,
0
);
put_time(
"fp context switch: save idle, restore initialized",
context_switch_save_idle_restore_initted_time,
1,
0,
0
);
put_time(
"fp context switch: save idle, restore idle",
context_switch_save_restore_idle_time,
1,
0,
0
);
put_time(
"fp context switch: save initialized, restore initialized",
context_switch_save_restore_initted_time,
1,
0,
0
);
#else
puts( "fp context switch: restore 1st FP task - NA" );
puts( "fp context switch: save idle, restore initialized - NA" );
puts( "fp context switch: save idle, restore idle - NA" );
puts( "fp context switch: save initialized, restore initialized - NA" );
#endif
put_time(
"_Thread_Resume",
thread_resume_time,
1,
0,
0
);
put_time(
"_Thread_Unblock",
thread_unblock_time,
1,
0,
0
);
put_time(
"_Thread_Ready",
thread_ready_time,
1,
0,
0
);
put_time(
"_Thread_Get",
thread_get_time,
OPERATION_COUNT,
0,
0
);
put_time(
"_Semaphore_Get",
semaphore_get_time,
OPERATION_COUNT,
0,
0
);
put_time(
"_Thread_Get: invalid id",
thread_get_invalid_time,
OPERATION_COUNT,
0,
0
);
puts( "*** END OF TEST 26 ***" );
rtems_test_exit( 0 );
}