UHCI_PORTSC_SUSP
UWRITE2(sc, port, x & ~UHCI_PORTSC_SUSP);
if (x & UHCI_PORTSC_SUSP)
UWRITE2(sc, port, x | UHCI_PORTSC_SUSP);
((x) & (UHCI_PORTSC_SUSP | UHCI_PORTSC_PR | UHCI_PORTSC_RD | UHCI_PORTSC_PE))