/**
* Enqueue a transfer descriptor.
*/
-u8 hcdi_enqueue(usb_transfer_descriptor *td);
+u8 hcdi_enqueue(const usb_transfer_descriptor *td);
/**
* Remove an transfer descriptor from transfer queue.
*/
u8 hcdi_dequeue(usb_transfer_descriptor *td);
+void hcdi_fire(void);
+
#endif /* __HOST_H */