Jon fell in and out of sleep until the huge red sun rose and painted the Old One in scarlet.
Jon awoke when the sun colored the Old One in scarlet, but he badly wanted to go back to sleep.
mnli hypothesis: Jon awoke when the sun colored the Old One in scarlet, but he badly wanted to go back to sleep. premise: Jon fell in and out of sleep until the huge red sun rose and painted the Old One in scarlet.