I have no idea whether it will help your particular problem, but I can
report that I've successfully built and run run 5.4 on ascii (if that
was a question).

Tim Wallace via Dng wrote:
> I have played with the CMDLINE stuff, and blacklisting, to no avail.  I wonder if compiling a 5.4 kernel would solve my graphics problem, and work with beowulf and/or asci?