E1000_FEXTNVM6_K1_OFF_ENABLE
if (pcieanacfg & E1000_FEXTNVM6_K1_OFF_ENABLE)
fextnvm6 |= E1000_FEXTNVM6_K1_OFF_ENABLE;
fextnvm6 &= ~E1000_FEXTNVM6_K1_OFF_ENABLE;
fextnvm6 &= ~E1000_FEXTNVM6_K1_OFF_ENABLE;