NIG_REG_BMAC0_PAUSE_OUT_EN
REG_WR(sc, NIG_REG_BMAC0_PAUSE_OUT_EN + port*4, 0x0);
REG_WR(sc, NIG_REG_BMAC0_PAUSE_OUT_EN + params->port*4, val);
REG_WR(sc, NIG_REG_BMAC0_PAUSE_OUT_EN + port*4, val);