ASC_IOADR_GAP
boardp->asc_n_io_port = ASC_IOADR_GAP;
release_region(ioport, ASC_IOADR_GAP);
if (!request_region(iop_base, ASC_IOADR_GAP, DRV_NAME)) {
release_region(iop_base, ASC_IOADR_GAP);
if (!request_region(ioport, ASC_IOADR_GAP, DRV_NAME)) {
ioport + ASC_IOADR_GAP - 1);
release_region(ioport, ASC_IOADR_GAP);
release_region(ioport, ASC_IOADR_GAP);
release_region(ioport, ASC_IOADR_GAP);
(ulong)shost->io_port + ASC_IOADR_GAP - 1,