So a friend of mine showed me this article and he tried it and it worked (http://www.futile.com/). In any case he tried it and it works but I'm pretty sure this won't get by the app store... :) In any case here is the article on how this guy got some native code going on phone 7:
Windows Phone 7 & “native” apps, the missing link!
This blog has moved…
6 years ago