PCIC_IOSIZE
if (bus_space_map(iot, caa->ca_iobase, PCIC_IOSIZE, 0, &ioh))
bus_space_unmap(iot, ioh, PCIC_IOSIZE);
caa->ca_iosize = PCIC_IOSIZE;
bus_space_unmap(iot, ioh, PCIC_IOSIZE);
ia->ia_iosize = PCIC_IOSIZE;
if (bus_space_map(iot, ia->ia_iobase, PCIC_IOSIZE, 0, &ioh))