OHCI_INTERRUPT_DISABLE
bus_write_4(res, OHCI_INTERRUPT_DISABLE, OHCI_ALL_INTRS);
OWRITE4(sc, OHCI_INTERRUPT_DISABLE, OHCI_RHSC);
OWRITE4(sc, OHCI_INTERRUPT_DISABLE, status);
OWRITE4(sc, OHCI_INTERRUPT_DISABLE, OHCI_ALL_INTRS);
OWRITE4(sc, OHCI_INTERRUPT_DISABLE, OHCI_ALL_INTRS);
OREAD4(sc, OHCI_INTERRUPT_DISABLE));