NIG_REG_BMAC0_IN_EN
REG_WR(cb, NIG_REG_BMAC0_IN_EN + port*4, 0);
REG_WR(cb, NIG_REG_BMAC0_IN_EN + port*4, 0x0);
REG_WR(cb, NIG_REG_BMAC0_IN_EN + port*4, 0x1);
NIG_REG_BMAC0_IN_EN,