M88E1543_PAGE_ADDR
ret_val = em_write_phy_reg(hw, M88E1543_PAGE_ADDR, 0x00FF);
ret_val = em_write_phy_reg(hw, M88E1543_PAGE_ADDR, 0x00FB);
ret_val = em_write_phy_reg(hw, M88E1543_PAGE_ADDR, 0x12);
ret_val = em_write_phy_reg(hw, M88E1543_PAGE_ADDR, 0);