241 #define MOTOR_ON	(ciab.prb &= ~DSKMOTOR)
242 #define MOTOR_OFF	(ciab.prb |= DSKMOTOR)
243 #define SELECT(mask)    (ciab.prb &= ~mask)
244 #define DESELECT(mask)  (ciab.prb |= mask)
411 	ciab.prb |= (SELMASK(0)|SELMASK(1)|SELMASK(2)|SELMASK(3));  in fd_select()
412 	ciab.prb = prb;  in fd_select()
414 	ciab.prb = prb;  in fd_select()
437 	prb = ciab.prb;  in fd_deselect()
439 	ciab.prb = prb;  in fd_deselect()
525 	prb = ciab.prb;  in fd_calibrate()
528 	ciab.prb = prb;  in fd_calibrate()
533 		ciab.prb = prb;  in fd_calibrate()
536 		ciab.prb = prb;  in fd_calibrate()
544 		ciab.prb = prb;  in fd_calibrate()
547 		ciab.prb = prb;  in fd_calibrate()
592 	prb = ciab.prb;  in fd_seek()
600 	ciab.prb = prb;  in fd_seek()
611 		ciab.prb = prb;  in fd_seek()
614 		ciab.prb = prb;  in fd_seek()