OHCI_RH_PORT_STATUS
if (OREAD4(sc, OHCI_RH_PORT_STATUS(i)) >> 16) {
port = OHCI_RH_PORT_STATUS(index);
v = OREAD4(sc, OHCI_RH_PORT_STATUS(index));
port = OHCI_RH_PORT_STATUS(index);
OREAD4(sc, OHCI_RH_PORT_STATUS(1)),
OREAD4(sc, OHCI_RH_PORT_STATUS(2)));