E1000_CTRL_EXT_SDP3_DATA
reg &= ~E1000_CTRL_EXT_SDP3_DATA;
reg |= E1000_CTRL_EXT_SDP3_DATA;
ctrl_ext &= ~E1000_CTRL_EXT_SDP3_DATA;
ctrl_ext &= ~E1000_CTRL_EXT_SDP3_DATA;
ctrl_ext & ~E1000_CTRL_EXT_SDP3_DATA);
ctrl_ext |= E1000_CTRL_EXT_SDP3_DATA;