> 
>    I then removed the option CYRIX_CACHE_REALLY_WORKS form my kernel, so that the
>    Cyrix cache now works in a hold flush mode, and build the large GENERIC I was
>    trying. No problems after that. worked like a dream.
> 
> That doesn't surprise me at all.  There's a good reason that option is
> not documented anywhere.
> 

I only found this option to apply and work in two cases.  One was a newer
386/486 motherboard that had explicit support for the 486DLC, and one was
with a Cx486DX2/66, which is more of a "real" 486 (486 socket, 8K cache), but
still tests (to the NetBSD kernel) as a DLC.
--
Mark