UART_SPACE
if (bus_space_map(iot, iobase, UART_SPACE, 0, &sfuartconsioh))
if (bus_space_map(iot, iobase, UART_SPACE, 0, &amluartconsioh))
if (bus_space_map(iot, iobase, UART_SPACE, 0, &pluartconsioh))