I'm guessing the refresh rate would be too slow to be playable. The closest thing I saw was someone running SMB1 NES on a Kindle emulator on their PC. The games that are already out there for the Kindle are sluggish anyway, so I cringe to think of Zelda: Link's Awakening running on it.
I think you're better off running it on a smart phone.
Here's the story on that NES emulator:
http://gizmodo.com/5518727/the-kindl...-penguin-soars