TUL_SISTAT
sc->HCS_JSInt = bus_space_read_1(iot, ioh, TUL_SISTAT);
bus_space_read_1(iot, ioh, TUL_SISTAT); /* Clear any active interrupt*/
sc->HCS_JSInt = bus_space_read_1(iot, ioh, TUL_SISTAT);
sc->HCS_JSInt = bus_space_read_1(iot, ioh, TUL_SISTAT);