MIDX_SZ          2028 dev/ic/midway.c 	MIDX_BASE(count), MIDX_SZ(count), EN_READ(sc, MIDX_READPTR(chan)), 
MIDX_SZ          3133 dev/ic/midway.c 	  MIDX_SZ(EN_READ(sc, MIDX_PLACE(slot))),