void usb_combined_input_packet_complete(USBDevice *dev, USBPacket *p);
void usb_combined_packet_cancel(USBDevice *dev, USBPacket *p);
+void usb_pick_speed(USBPort *port);
void usb_attach(USBPort *port);
void usb_detach(USBPort *port);
void usb_port_reset(USBPort *port);