844 	bus_space_handle_t addr1 = bsh1 + off1;  in bus_space_copy_region_1()  local
848 		if (addr1 >= addr2) {  in bus_space_copy_region_1()
850 			for (; count != 0; count--, addr1++, addr2++)  in bus_space_copy_region_1()
851 				outb(addr2, inb(addr1));  in bus_space_copy_region_1()
854 			for (addr1 += (count - 1), addr2 += (count - 1);  in bus_space_copy_region_1()
855 			    count != 0; count--, addr1--, addr2--)  in bus_space_copy_region_1()
856 				outb(addr2, inb(addr1));  in bus_space_copy_region_1()
859 		if (addr1 >= addr2) {  in bus_space_copy_region_1()
861 			for (; count != 0; count--, addr1++, addr2++)  in bus_space_copy_region_1()
863 				    *(volatile u_int8_t *)(addr1);  in bus_space_copy_region_1()
866 			for (addr1 += (count - 1), addr2 += (count - 1);  in bus_space_copy_region_1()
867 			    count != 0; count--, addr1--, addr2--)  in bus_space_copy_region_1()
869 				    *(volatile u_int8_t *)(addr1);  in bus_space_copy_region_1()
879 	bus_space_handle_t addr1 = bsh1 + off1;  in bus_space_copy_region_2()  local
883 		if (addr1 >= addr2) {  in bus_space_copy_region_2()
885 			for (; count != 0; count--, addr1 += 2, addr2 += 2)  in bus_space_copy_region_2()
886 				outw(addr2, inw(addr1));  in bus_space_copy_region_2()
889 			for (addr1 += 2 * (count - 1), addr2 += 2 * (count - 1);  in bus_space_copy_region_2()
890 			    count != 0; count--, addr1 -= 2, addr2 -= 2)  in bus_space_copy_region_2()
891 				outw(addr2, inw(addr1));  in bus_space_copy_region_2()
894 		if (addr1 >= addr2) {  in bus_space_copy_region_2()
896 			for (; count != 0; count--, addr1 += 2, addr2 += 2)  in bus_space_copy_region_2()
898 				    *(volatile u_int16_t *)(addr1);  in bus_space_copy_region_2()
901 			for (addr1 += 2 * (count - 1), addr2 += 2 * (count - 1);  in bus_space_copy_region_2()
902 			    count != 0; count--, addr1 -= 2, addr2 -= 2)  in bus_space_copy_region_2()
904 				    *(volatile u_int16_t *)(addr1);  in bus_space_copy_region_2()
914 	bus_space_handle_t addr1 = bsh1 + off1;  in bus_space_copy_region_4()  local
918 		if (addr1 >= addr2) {  in bus_space_copy_region_4()
920 			for (; count != 0; count--, addr1 += 4, addr2 += 4)  in bus_space_copy_region_4()
921 				outl(addr2, inl(addr1));  in bus_space_copy_region_4()
924 			for (addr1 += 4 * (count - 1), addr2 += 4 * (count - 1);  in bus_space_copy_region_4()
925 			    count != 0; count--, addr1 -= 4, addr2 -= 4)  in bus_space_copy_region_4()
926 				outl(addr2, inl(addr1));  in bus_space_copy_region_4()
929 		if (addr1 >= addr2) {  in bus_space_copy_region_4()
931 			for (; count != 0; count--, addr1 += 4, addr2 += 4)  in bus_space_copy_region_4()
933 				    *(volatile u_int32_t *)(addr1);  in bus_space_copy_region_4()
936 			for (addr1 += 4 * (count - 1), addr2 += 4 * (count - 1);  in bus_space_copy_region_4()
937 			    count != 0; count--, addr1 -= 4, addr2 -= 4)  in bus_space_copy_region_4()
939 				    *(volatile u_int32_t *)(addr1);  in bus_space_copy_region_4()