343 	int drive_num, drive_size, drive_type;  in fd_attach()  local
419 		drive_num = ddi_get_instance(dip);  in fd_attach()
420 		if (ddi_soft_state_zalloc(fd_state_head, drive_num) != 0)  in fd_attach()
422 		fdp = ddi_get_soft_state(fd_state_head, drive_num);  in fd_attach()
488 		sig_minor = drive_num << 3;  in fd_attach()
501 		(void) sprintf(name, "fd%d", drive_num);  in fd_attach()
502 		fdp->d_iostat = kstat_create("fd", drive_num, name, "disk",  in fd_attach()
546 	ddi_soft_state_free(fd_state_head, drive_num);  in fd_attach()
560 	int drive_num;  in fd_detach()  local
566 	drive_num = ddi_get_instance(dip);  in fd_detach()
567 	if (!(fdp = ddi_get_soft_state(fd_state_head, drive_num)))  in fd_detach()
587 		ddi_soft_state_free(fd_state_head, drive_num);  in fd_detach()