DP_TRAIN_MAX_PRE_EMPHASIS_REACHED
p |= DP_TRAIN_MAX_PRE_EMPHASIS_REACHED;
p = preemph_max | DP_TRAIN_MAX_PRE_EMPHASIS_REACHED;
(train_set) & DP_TRAIN_MAX_PRE_EMPHASIS_REACHED ? "(max)" : ""
p |= DP_TRAIN_MAX_PRE_EMPHASIS_REACHED;