diff --git a/sys/dev/fxp/if_fxp.c b/sys/dev/fxp/if_fxp.c
index 5cc8547de5c3..006ec526b59a 100644
--- a/sys/dev/fxp/if_fxp.c
+++ b/sys/dev/fxp/if_fxp.c
@@ -1899,7 +1899,7 @@ fxp_intr_body(struct fxp_softc *sc, struct ifnet *ifp, uint8_t statack,
 		rfa = (struct fxp_rfa *)(m->m_ext.ext_buf +
 		    RFA_ALIGNMENT_FUDGE);
 		bus_dmamap_sync(sc->fxp_rxmtag, rxp->rx_map,
-		    BUS_DMASYNC_POSTREAD);
+		    BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
 
 #ifdef DEVICE_POLLING /* loop at most count times if count >=0 */
 		if (count >= 0 && count-- == 0) {
@@ -2623,7 +2623,7 @@ fxp_new_rfabuf(struct fxp_softc *sc, struct fxp_rx *rxp)
 	/* Map the RFA into DMA memory. */
 	error = bus_dmamap_load(sc->fxp_rxmtag, sc->spare_map, rfa,
 	    MCLBYTES - RFA_ALIGNMENT_FUDGE, fxp_dma_map_addr,
-	    &rxp->rx_addr, 0);
+	    &rxp->rx_addr, BUS_DMA_NOWAIT);
 	if (error) {
 		m_freem(m);
 		return (error);
@@ -2659,7 +2659,7 @@ fxp_add_rfabuf(struct fxp_softc *sc, struct fxp_rx *rxp)
 		le32enc(&p_rfa->link_addr, rxp->rx_addr);
 		p_rfa->rfa_control = 0;
 		bus_dmamap_sync(sc->fxp_rxmtag, p_rx->rx_map,
-		    BUS_DMASYNC_PREWRITE);
+		    BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
 	} else {
 		rxp->rx_next = NULL;
 		sc->fxp_desc.rx_head = rxp;