CS4280_PDTC
pdtc = BA1READ4(sc, CS4280_PDTC);
BA1WRITE4(sc, CS4280_PDTC, pdtc);
sc->sc_suspend_state.cs4280.pdtc = BA1READ4(sc, CS4280_PDTC);
BA1WRITE4(sc, CS4280_PDTC, sc->sc_suspend_state.cs4280.pdtc);