iokit/Kernel/IOService.cpp

574         if( provider->__state[0] & kIOServiceInactiveState)
606     adjParent = ((busy = (__state[1] & kIOServiceBusyStateMask))
613         if( busy && (__state[1] & kIOServiceTermPhase3State) && (0 == newProvider))
617     if (kIOServiceInactiveState & __state[0]) {
632 	if (kIOServiceStartState & __state[1])
637         if( (provider->__state[1] & kIOServiceTermPhase3State)
716 		&& (provider->__state[1] & kIOServiceSynchronousState));
721     needConfig =  (0 == (__state[1] & (kIOServiceNeedConfigState | kIOServiceConfigState)))
722 	       && (0 == (__state[0] & kIOServiceInactiveState));
724     __state[1] |= kIOServiceNeedConfigState;
726 //    __state[0] &= ~kIOServiceInactiveState;
732         needWake = (0 != (kIOServiceSyncPubState & __state[1]));
736 	__state[1] |= kIOServiceSynchronousState;
738 	__state[1] &= ~kIOServiceSynchronousState;
748             thread_wakeup( (event_t) this/*&__state[1]*/ );
757             if( (__state[1] & kIOServiceNeedConfigState))
763             waitAgain = ((prevBusy < (__state[1] & kIOServiceBusyStateMask))
764 				       && (0 == (__state[0] & kIOServiceInactiveState)));
767                 __state[1] |= kIOServiceSyncPubState | kIOServiceBusyWaiterState;
769                 __state[1] &= ~kIOServiceSyncPubState;
774                 assert_wait( (event_t) this/*&__state[1]*/, THREAD_UNINT);
1677     if( 0 == (__state[0] & kIOServiceInactiveState)) {
1861         ok = (0 != (__state[1] & kIOServiceRecursing));
1893 	__state[0] |= kIOServiceInactiveState;
1894         __state[1] |= kIOServiceRecursing;
1912             didInactive = (0 == (victim->__state[0] & kIOServiceInactiveState))
1913             		 || (victim->__state[1] & kIOServiceRecursing);
1915                 victim->__state[0] |= kIOServiceInactiveState;
1916                 victim->__state[0] &= ~(kIOServiceRegisteredState | kIOServiceMatchedState
1918                 victim->__state[1] &= ~kIOServiceRecursing;
1922 		    victim->__state[1] |= kIOServiceTermPhase1State;
1925 			victim->__state[1] |= kIOServiceNeedWillTerminate;
1934 		wait = (victim->__state[1] & kIOServiceTermPhase1State);
1938 			victim->__state[1] |= kIOServiceTerm1WaiterState;
1940 			assert_wait((event_t)&victim->__state[1], THREAD_UNINT);
2000 	__state[1] &= ~kIOServiceTermPhase1State;
2001 	if (kIOServiceTerm1WaiterState & __state[1])
2003 	    __state[1] &= ~kIOServiceTerm1WaiterState;
2006 	    thread_wakeup( (event_t) &__state[1]);
2019     if (defer)	__state[1] |= kIOServiceStartState;
2020     else	__state[1] &= ~kIOServiceStartState;
2038     if (!(__state[0] & kIOServiceInactiveState)
2039       || (__state[1] & kIOServiceTermPhase1State))		return;
2065             wait = (0 != (__state[1] & kIOServiceBusyStateMask));
2401                     doPhase2 = (0 != (kIOServiceInactiveState & victim->__state[0]));
2403                         doPhase2 = (0 == (victim->__state[1] & kIOServiceTermPhase2State))
2404                                 && (0 == (victim->__state[1] & kIOServiceConfigState));
2408 				doPhase2 = (0 == (client->__state[1] & kIOServiceStartState));
2417                             victim->__state[1] |= kIOServiceTermPhase2State;
2423 		    if (kIOServiceNeedWillTerminate & victim->__state[1]) {
2450                     victim->__state[1] |= kIOServiceTermPhase3State;
2455 		if (kIOServiceNeedWillTerminate & victim->__state[1]) {
2501                     if( (kIOServiceInactiveState & client->__state[0]) && client->getClient()) {
2569             if( 0 == (__state[1] & kIOServiceTermPhase3State)) {
2588                     if( 0 == (provider->__state[1] & kIOServiceTermPhase3State))
2672     ok = (0 == (__state[0] & kIOServiceInactiveState));
2692 	last = (__state[1] & kIOServiceTermPhase3State);
2840 	    if( kIOServiceInactiveState & service->__state[0])
2936             if( 0 == (__state[0] & kIOServiceInactiveState))
3054                 if( __state[1] & kIOServiceSynchronousState)
3055                     inst->__state[1] |= kIOServiceSynchronousState;
3171         adjBusy = (__state[1] & kIOServiceModuleStallState) ? 0 : 1;
3181             __state[1] |= kIOServiceModuleStallState;
3184     } else if( __state[1] & kIOServiceModuleStallState) {
3193         __state[1] &= ~kIOServiceModuleStallState;
3414             if( 0 == (__state[0] & kIOServiceFirstPublishState)) {
3420             __state[1] &= ~kIOServiceNeedConfigState;
3421             __state[1] |= kIOServiceConfigState;
3422             didRegister = (0 == (kIOServiceRegisteredState & __state[0]));
3423             __state[0] |= kIOServiceRegisteredState;
3425 	    keepGuessing &= (0 == (__state[0] & kIOServiceInactiveState));
3451 	reRegistered = (0 != (__state[1] & kIOServiceNeedConfigState));
3455                 && (0 == (__state[0] & kIOServiceInactiveState));
3461     if( (0 == (__state[0] & kIOServiceInactiveState))
3462      && (0 == (__state[1] & kIOServiceModuleStallState)) ) {
3465 	if( 0 == (__state[0] & kIOServiceFirstMatchState))
3470     __state[1] &= ~kIOServiceConfigState;
3485     result = __state[1] & kIOServiceBusyStateMask;
3490         count = next->__state[1] & kIOServiceBusyStateMask;
3496 	next->__state[1] = (next->__state[1] & ~kIOServiceBusyStateMask) | count;
3498 	needWake = (0 != (kIOServiceBusyWaiterState & next->__state[1]));
3501             next->__state[1] &= ~kIOServiceBusyWaiterState;
3583     return( __state[1] & kIOServiceBusyStateMask );
3604         wait = (value != (__state[1] & mask));
3606             __state[1] |= kIOServiceBusyWaiterState;
3663     ((IOService *)this)->setProperty( ((IOService *)this)->__state,
3664 		sizeof( __state), "__state");
3839 	match = ((state == (state & service->__state[0]))
3840 		&& (0 == (service->__state[0] & kIOServiceInactiveState)));
3890 	if( (inState == (service->__state[0] & inState))
3891 	  && (0 == (service->__state[0] & kIOServiceInactiveState))
3969 		    if( (inState == (service->__state[0] & inState))
3970 		    && (0 == (service->__state[0] & kIOServiceInactiveState))
4236 	    if( 0 == (next->__state[0] & kIOServiceInactiveState))
4345     if( (0 == (__state[0] & kIOServiceInactiveState))
4367         __state[0] = (__state[0] | orNewState) & andNewState;
4385     return( __state[0] );
5041 		    if( kIOServiceInactiveState & service->__state[0])