Yeah, there was this: http://www.kernelthread.com/publications/gbaunix/ http://www.kernelthread.com/publications/gbaunix/ It's of course severely limited due t

Yeah, there was this: http://www.kernelthread.com/publications/gbaunix/ http://www.kernelthread.com/publications/gbaunix/ It's of course severely limited due to the small amount of memory and lack of an MMU.