USB_HUB_REQUEST_GET_STATE 455 uspace/drv/bus/usb/uhci/uhci_rh.c CLASS_REQ_IN(USB_REQUEST_RECIPIENT_OTHER, USB_HUB_REQUEST_GET_STATE), USB_HUB_REQUEST_GET_STATE 374 uspace/drv/bus/usb/vhc/hub/virthubops.c CLASS_REQ_IN(REC_OTHER, USB_HUB_REQUEST_GET_STATE),HelenOS homepage, sources at GitHub