scr0              243 dev/ic/com_subr.c 		u_int8_t scr0, scr1, scr2;
scr0              245 dev/ic/com_subr.c 		scr0 = bus_space_read_1(iot, ioh, com_scratch);
scr0              250 dev/ic/com_subr.c 		bus_space_write_1(iot, ioh, com_scratch, scr0);