Details from jso:
$75,000 signing bonus
$730,000 base salary (vet minimum); reduced to $500,000 if he goes on IR before the regular season.
$170, 000 roster bonus ($10,625/game on the active roster)
$25,000 workout bonus.
After the base terms above, it gets interesting, with incentives earned if he plays and the team wins.
$500,000 in incentives, for games in which he plays more than 55% of the offensive snaps and the Packers win, but only if they make the playoffs.