roothub_portstatus
temp = roothub_portstatus(hcd_to_ohci(hcd), wIndex - 1);
temp = roothub_portstatus (controller, i);
tmp = roothub_portstatus(ohci, i);
u32 status = roothub_portstatus (ohci, i);
temp = roothub_portstatus (ohci, wIndex);