EMLXS_LINKUP_CV
cv_timedwait(&EMLXS_LINKUP_CV,
cv_broadcast(&EMLXS_LINKUP_CV);
cv_broadcast(&EMLXS_LINKUP_CV);
cv_broadcast(&EMLXS_LINKUP_CV);
cv_timedwait(&EMLXS_LINKUP_CV, &EMLXS_LINKUP_LOCK,
cv_init(&EMLXS_LINKUP_CV, NULL, CV_DRIVER, NULL);
cv_destroy(&EMLXS_LINKUP_CV);