RCR_RXEN          106 drivers/net/ethernet/davicom/dm9000.h #define RCR_RXEN            (1<<0)
RCR_RXEN          531 drivers/net/ethernet/smsc/smc91x.h #define RCR_RXEN	0x0100	// IFF this is set, we can receive packets
RCR_RXEN           55 drivers/net/usb/sr9700.h #define		RCR_RXEN		(1 << 0)