SCU_SIZE
if (bus_space_map(fdtbus_bs_tag, SCU_PHYSBASE, SCU_SIZE, 0, &scu) != 0)
bus_space_unmap(fdtbus_bs_tag, scu, SCU_SIZE);
if (bus_space_map(fdtbus_bs_tag, SCU_PHYSBASE, SCU_SIZE, 0, &scu) != 0)
bus_space_unmap(fdtbus_bs_tag, scu, SCU_SIZE);