RFCRAddressMask  2784 drivers/net/ethernet/natsemi/natsemi.c 	addr = readl(ioaddr + RxFilterAddr) & ~RFCRAddressMask;
RFCRAddressMask  2817 drivers/net/ethernet/natsemi/natsemi.c 	addr = readl(ioaddr + RxFilterAddr) & ~RFCRAddressMask;