Recent talks between Ronaldo's agent Jorge Mendes and Real's top-brass haven't helped bring an agreement and the talisman's decision is "irreversible" unlike previous year, Diario Record, a Portugal daily, has claimed.
Five-time Ballon d'Or victor Ronaldo fuelled talk of an exit from Real following their third consecutive Champions League triumph in Kiev against Liverpool.
Both campaigns ended with a UEFA Champions League title for Real, and Ronaldo played a key role in both trophies, scoring a combined total of 27 goals in Europe's premier competition over the two seasons.
Worldwide highlights: Bernardo has featured for Portugal in a range of competitions as he was chosen to play in the European and World Cup qualifiers, the Confederations Cup in addition to a number of global friendlies.
Asked about whether Salah can challenge for the Ballon d'Or, Ronaldo said: 'Many people talk about the Cristiano Ronaldo-Messi battle but there are other players who have chances to enter the race. "Salah is certainly one of them".
Portugal share Group B with Morocco and Iran, but face their toughest test in their opening game against Spain on Friday in the evening kick-off.
"A defeat on the first day puts you in a bad way for the rest of the tournament so it's important to start well", he said.
Nacho highlighted his versatility in Spain's friendly win against Tunisia on Saturday by filling in on the left flank, and he now hopes to be handed a starting spot for La Roja's massive showdown with Portugal in five days' time.