osfmk/kern/machine.c

85 #include <kern/processor.h>
106 					processor_t			processor);
111  *	Flag processor as up and running, and available
116 	processor_t			processor)
122 	init_ast_check(processor);
123 	pset = processor->processor_set;
126 		pset_pri_init_hint(pset, processor);
127 		pset_count_init_hint(pset, processor);
129 	enqueue_tail(&pset->active_queue, (queue_entry_t)processor);
130 	processor->state = PROCESSOR_RUNNING;
165 	__unused processor_t		processor,
174 	processor_t			processor)
180 	pset = processor->processor_set;
182 	if (processor->state == PROCESSOR_OFF_LINE) {
192 	if (processor->state == PROCESSOR_START) {
203 	 * If the processor is dispatching, let it finish.
205 	while (processor->state == PROCESSOR_DISPATCHING) {
214 	if (processor->state == PROCESSOR_SHUTDOWN) {
221 	if (processor->state == PROCESSOR_IDLE)
222 		remqueue((queue_entry_t)processor);
224 	if (processor->state == PROCESSOR_RUNNING)
225 		remqueue((queue_entry_t)processor);
227 	processor->state = PROCESSOR_SHUTDOWN;
231 	processor_doshutdown(processor);
234 	cpu_exit_wait(processor->cpu_id);
244 	processor_t			processor)
251 	 *	Get onto the processor to shutdown
253 	prev = thread_bind(processor);
256 	assert(processor->state == PROCESSOR_SHUTDOWN);
267 	pset = processor->processor_set;
269 	processor->state = PROCESSOR_OFF_LINE;
276 	SCHED(processor_queue_shutdown)(processor);
280 	 *	Continue processor shutdown in shutdown context.
283 	old_thread = machine_processor_shutdown(self, processor_offline, processor);
289  *Complete the shutdown and place the processor offline.
295 	processor_t			processor)
297 	thread_t			new_thread, old_thread = processor->active_thread;
299 	new_thread = processor->idle_thread;
300 	processor->active_thread = new_thread;
301 	processor->current_pri = IDLEPRI;
302 	processor->current_thmode = TH_MODE_NONE;
303 	processor->deadline = UINT64_MAX;
304 	new_thread->last_processor = processor;
306 	processor->last_dispatch = mach_absolute_time();
307 	timer_stop(PROCESSOR_DATA(processor, thread_timer), processor->last_dispatch);
313 	PMAP_DEACTIVATE_KERNEL(processor->cpu_id);
316 	panic("zombie processor");