QOFF_CTLSTA      6667 dev/ic/aic79xx.c 	ahd_outb(ahd, QOFF_CTLSTA, SCB_QSIZE_512);
QOFF_CTLSTA      4622 dev/ic/aic7xxx.c 		ahc_outb(ahc, QOFF_CTLSTA, SCB_QSIZE_256);