void IOPMPagingPlexus::processSiblings ( IOService * aNode )
{
OSIterator * parentIterator;
IORegistryEntry * nextNub;
IORegistryEntry * nextParent;
OSIterator * siblingIterator;
IORegistryEntry * nextSibling;
parentIterator = aNode->getParentIterator(gIOPowerPlane); // iterate parents of this node
if ( parentIterator ) {
while ( true ) {
if ( ! (nextNub = (IORegistryEntry *)(parentIterator->getNextObject())) ) {
parentIterator->release();
break;
}
if ( OSDynamicCast(IOPowerConnection,nextNub) ) {
nextParent = nextNub->getParentEntry(gIOPowerPlane);
if ( nextParent == getPMRootDomain() ) {
continue; // plexus already has root's children
}
if ( nextParent == this ) {
parentIterator->release();
removePowerChild((IOPowerConnection *)nextNub);
break;
}
siblingIterator = nextParent->getChildIterator(gIOPowerPlane);
// iterate children of this parent
if ( siblingIterator ) {
while ( (nextSibling = (IORegistryEntry *)(siblingIterator->getNextObject())) ) {
if ( OSDynamicCast(IOPowerConnection,nextSibling) ) {
nextSibling = nextSibling->getChildEntry(gIOPowerPlane);
if ( nextSibling != aNode ) { // non-ancestor of driver gets
addPowerChild((IOService *)nextSibling); // plexus as parent
}
}
}
siblingIterator->release();
}
processSiblings((IOService *)nextParent); // do the same thing to this parent
}
}
}
}
