GMF_OPER_ON
reg = GMF_OPER_ON | GMF_RX_F_FL_ON;
CSR_WRITE_4(sc, MR_ADDR(sc_if->msk_port, TX_GMF_CTRL_T), GMF_OPER_ON);
#define GMF_RX_CTRL_DEF (GMF_OPER_ON | GMF_RX_F_FL_ON)
#define GMF_TX_CTRL_DEF GMF_OPER_ON