/*
* Initialize the given processor for the cpu
* indicated by cpu_id, and assign to the
* specified processor set.
*/
void
processor_init(
processor_t processor,
int cpu_id,
processor_set_t pset)
{
run_queue_init(&processor->runq);
processor->state = PROCESSOR_OFF_LINE;
processor->active_thread = processor->next_thread = processor->idle_thread = THREAD_NULL;
processor->processor_set = pset;
processor->current_pri = MINPRI;
processor->cpu_id = cpu_id;
timer_call_setup(&processor->quantum_timer, thread_quantum_expire, processor);
processor->deadline = UINT64_MAX;
processor->timeslice = 0;
processor->processor_meta = PROCESSOR_META_NULL;
processor->processor_self = IP_NULL;
processor_data_init(processor);
processor->processor_list = NULL;
simple_lock(&processor_list_lock);
if (processor_list == NULL)
processor_list = processor;
else
processor_list_tail->processor_list = processor;
processor_list_tail = processor;
processor_count++;
simple_unlock(&processor_list_lock);
}
static void
sched_traditional_pset_init(processor_set_t pset)
{
if (sched_traditional_use_pset_runqueue) {
run_queue_init(&pset->pset_runq);
}
pset->pset_runq_bound_count = 0;
}
static void
sched_traditional_processor_init(processor_t processor)
{
if (!sched_traditional_use_pset_runqueue) {
run_queue_init(&processor->runq);
}
processor->runq_bound_count = 0;
}
/*
************************************************************************************************************************
* Init raw os
*
* Description: This function is called to init raw os.
*
* Arguments :None
* -----
*
*
*
* Returns RAW_U16: RAW_SUCCESS.
*
* Note(s)
*
*
************************************************************************************************************************
*/
RAW_U16 raw_os_init(void)
{
TRACE_INIT();
raw_os_active = RAW_OS_STOPPED;
run_queue_init(&raw_ready_queue);
/*Init the tick heart system*/
tick_list_init();
#if (RAW_SYSTEM_CHECK > 0)
/*Init the task head list*/
list_init(&(system_debug.task_head));
#endif
#if (CONFIG_RAW_USER_HOOK > 0)
raw_os_init_hook();
#endif
/*Start the first idle task*/
raw_task_create(&raw_idle_obj, (RAW_U8 *)"idle_task", 0,
IDLE_PRIORITY, 0, idle_stack,
IDLE_STACK_SIZE, raw_idle_task, 1);
#if (CONFIG_RAW_TIMER > 0)
raw_timer_init();
#endif
#if (CONFIG_RAW_TASK_0 > 0)
raw_task_0_init();
#endif
#if (CONFIG_RAW_TICK_TASK > 0)
tick_task_start();
#endif
#if (RAW_CONFIG_CPU_TASK > 0)
cpu_task_start();
#endif
return RAW_SUCCESS;
}
/*
************************************************************************************************************************
* Init raw os
*
* Description: This function is called to init raw os.
*
* Arguments :None
* -----
*
*
*
* Returns RAW_U16: RAW_SUCCESS.
*
* Note(s)
*
*
************************************************************************************************************************
*/
RAW_OS_ERROR raw_os_init(void)
{
TRACE_INIT();
raw_os_active = RAW_OS_STOPPED;
run_queue_init(&raw_ready_queue);
/*Init the tick heart system*/
tick_list_init();
/*Init the task debug head list*/
list_init(&(raw_task_debug.task_head));
#if (CONFIG_RAW_USER_HOOK > 0)
raw_os_init_hook();
#endif
/*Start the first idle task*/
raw_task_create(&raw_idle_obj, (RAW_U8 *)"idle_task", 0,
IDLE_PRIORITY, 0, idle_stack,
IDLE_STACK_SIZE, raw_idle_task, 1);
/*The timer module need mutex*/
#if (CONFIG_RAW_TIMER > 0)
raw_timer_init();
raw_mutex_create(&timer_mutex, (RAW_U8 *)"timer_mutex", RAW_MUTEX_INHERIT_POLICY, 0);
#endif
/*tick task to reduce interrupt time*/
#if (CONFIG_RAW_TICK_TASK > 0)
tick_task_start();
#endif
/*For statistic*/
#if (RAW_CONFIG_CPU_TASK > 0)
cpu_task_start();
#endif
return RAW_SUCCESS;
}
