HN_TXD_FLAG_DMAMAP
txd->flags |= HN_TXD_FLAG_DMAMAP;
KASSERT((tmp_txd->flags & HN_TXD_FLAG_DMAMAP) == 0,
KASSERT((txd->flags & HN_TXD_FLAG_DMAMAP) == 0,
} else if (txd->flags & HN_TXD_FLAG_DMAMAP) {
txd->flags &= ~HN_TXD_FLAG_DMAMAP;
(txd->flags & HN_TXD_FLAG_DMAMAP) == 0, ("invalid txd"));
KASSERT((txd->flags & HN_TXD_FLAG_DMAMAP) == 0, ("still dma mapped"));