CR6_PBF           277 drivers/net/ethernet/dec/tulip/dmfe.c 	CR6_RXSC = 0x2, CR6_PBF = 0x8, CR6_PM = 0x40, CR6_PAM = 0x80,
CR6_PBF           193 drivers/net/ethernet/dec/tulip/uli526x.c 	CR6_RXSC = 0x2, CR6_PBF = 0x8, CR6_PM = 0x40, CR6_PAM = 0x80,