bus_space_set_region_2
bus_space_set_region_2(bus_space_tag_t bst, bus_space_handle_t h, bus_size_t o,
void bus_space_set_region_2(bus_space_tag_t, bus_space_handle_t,
bus_space_set_region_2(memt, memh, scr->dispoffset + off * 2,
bus_space_set_region_2(memt, memh, scr->dispoffset + off * 2,
bus_space_set_region_2(memt, memh, 0, 0, memsize >> 1);
bus_space_set_region_2(memt, memh, 0, 0, memsize >> 1);