Sir,
Let me say right off that yours is a most detailed and dedicated attempt at solving this problem we call A7N8X Deluxe. For me however it didn't work...for one reason or another(It could just be me). I used a new Kernel and nvnet driver supplied by
http://homepage.mac.com/mpeters/
i believe that yours is the real way to fix this problem, but this way worked for me very well.
thanks for your attempt, it started me on the right path.
jcn