XC_XE             962 dev/pci/if_bce.c 	bus_space_write_4(sc->bce_btag, sc->bce_bhandle, BCE_DMA_TXCTL, XC_XE);
XC_XE             976 dev/pci/if_bce.c 	    BCE_PREPKT_HEADER_SIZE << 1 | XC_XE);