bus_space_read_region_1
void bus_space_read_region_1(bus_space_tag_t space, bus_space_handle_t handle, bus_size_t offset, uint8_t *datap, bus_size_t count);
bus_space_read_region_1(cd->bst, cd->bsh, offset + count, p + count, l);
bus_space_read_region_1(cd->bst, cd->bsh, offset + count, p + count, len);
bus_space_read_region_1(hba->bar0t, hba->bar0h,
bus_space_read_region_1(rman_get_bustag(sc->mem_res),
bus_space_read_region_1(rman_get_bustag(sc->mem_res),
bus_space_read_region_1(_softs->pci_mem_handle.pqi_btag,\
#define bus_space_read_region_stream_1 bus_space_read_region_1
bus_space_read_region_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
bus_space_read_region_1((t), (h), (o), (a), (c))
static __inline void bus_space_read_region_1(bus_space_tag_t tag,
bus_space_read_region_1(bt, bh, 0, buf, sizeof(buf));