BDEV_UDA
BDEV_UDA,
dev = BDEV_UDA; /* use the same driver */
if (rpb->devtyp == BDEV_UDA || rpb->devtyp == BDEV_TK) {
if (jmfr("ra", dev, BDEV_UDA) && jmfr("racd", dev, BDEV_UDA))
if (rpb.devtyp == BDEV_UDA && rpb.csrphy == ioaddr)