ELINK_FLAGS_SFP_MODULE_PLUGGED_IN_WC
if ((phy->flags & ELINK_FLAGS_SFP_MODULE_PLUGGED_IN_WC) == 0) {
ELINK_FLAGS_SFP_MODULE_PLUGGED_IN_WC;
~ELINK_FLAGS_SFP_MODULE_PLUGGED_IN_WC;
phy->flags |= ELINK_FLAGS_SFP_MODULE_PLUGGED_IN_WC;
phy->flags &= ~ELINK_FLAGS_SFP_MODULE_PLUGGED_IN_WC;