PreTrain
status_t PreTrain(
link->PreTrain(&target->timing, &linkBandwidth, &lanes, &bitsPerPixel);
link->PreTrain(&hardwareTarget, &linkBandwidth, &lanes, &bitsPerPixel);
link->PreTrain(&target->timing, &linkBandwidth, &lanes, &bitsPerPixel);
link->PreTrain(&hardwareTarget, &linkBandwidth, &lanes, &bitsPerPixel);