PDC2xx_SM        5983 dev/pci/pciide.c 		    bus_space_read_1(sc->sc_dma_iot, sc->sc_dma_ioh, PDC2xx_SM);
PDC2xx_SM        5985 dev/pci/pciide.c 		bus_space_write_1(sc->sc_dma_iot, sc->sc_dma_ioh, PDC2xx_SM,