[please cc, I'm reading the list on web archives, so cc makes replying much easier]

Uwe Hermann wrote :

I'm stuck a bit as I cannot get the RAM to work when hardcoding the registers. As soon as that works it's only a matter of (not too much) time to get the generic code to work.

An idea. Have you tried to run some incarnation  of LBv1? It is my understanding that there exists some version of LBv1 that works on 440bx. Perhaps binary hash on versions would help to find it.

Shaddam IV