IO_DMAPG          134 dev/isa/isa.c  	if (bus_space_map(sc->sc_iot, IO_DMAPG, 0xf, 0, &sc->sc_dmapgh))
IO_DMAPG          145 dev/isa/isa.c  	if (bus_space_map(sc->sc_iot, IO_DMAPG + 0x4, 0x1, 0,