Paul Traina c784172318 Detect if we're running on a Cyrix 486DLC and enable automatic cache
negation whenever we access memory between 640k and 1M.

Original code from NetBSD 1.0-BETA.  The exact origins are unclear but
Theo de Raadt, Charles, and Michael V. may have contributed to it.

Submitted by:	pst
1994-09-04 19:59:24 +00:00
..
1994-09-02 22:13:34 +00:00