示例#1
0
/*!	Calls device_removed() on this node and all of its children - starting
	with the deepest and last child.
	It will also remove the one reference that every node gets on its creation.
*/
void
device_node::DeviceRemoved()
{
	// notify children
	NodeList::ConstIterator iterator = Children().GetIterator();
	while (iterator.HasNext()) {
		device_node* child = iterator.Next();

		child->DeviceRemoved();
	}

	// notify devices
	DeviceList::ConstIterator deviceIterator = Devices().GetIterator();
	while (deviceIterator.HasNext()) {
		Device* device = deviceIterator.Next();

		if (device->Module() != NULL
			&& device->Module()->device_removed != NULL)
			device->Module()->device_removed(device->Data());
	}

	fFlags |= NODE_FLAG_DEVICE_REMOVED;

	if (IsInitialized() && DriverModule()->device_removed != NULL)
		DriverModule()->device_removed(this);

	if ((fFlags & B_KEEP_DRIVER_LOADED) != 0) {
		// There is no point in keeping this driver loaded when its device
		// is gone
		UninitDriver();
	}

	UninitUnusedDriver();
	Release();
}
示例#2
0
void
device_node::Dump(int32 level)
{
	put_level(level);
	kprintf("(%" B_PRId32 ") @%p \"%s\" (ref %" B_PRId32 ", init %" B_PRId32
		", module %p, data %p)\n", level, this, ModuleName(), fRefCount,
		fInitialized, DriverModule(), DriverData());

	AttributeList::Iterator attribute = Attributes().GetIterator();
	while (attribute.HasNext()) {
		dump_attribute(attribute.Next(), level);
	}

	DeviceList::Iterator deviceIterator = fDevices.GetIterator();
	while (deviceIterator.HasNext()) {
		Device* device = deviceIterator.Next();
		put_level(level);
		kprintf("device: %s, %p\n", device->ModuleName(), device->Data());
	}

	NodeList::ConstIterator iterator = Children().GetIterator();
	while (iterator.HasNext()) {
		iterator.Next()->Dump(level + 1);
	}
}
示例#3
0
			Context::Context( const Device &device ) : mID( 0 ) {
				cl_int error = 0;
				cl_device_id devid = device.Data();
				mID = clCreateContext( 0, 1, &devid, 0, 0, &error );

				if( error != CL_SUCCESS ) throw std::exception();
			}