K 10 svn:author V 6 msmith K 8 svn:date V 27 1998-12-19T03:01:05.000000Z K 7 svn:log V 273 Merge the 450NX support from -current. Note that this doesn't include any explicit fix for systems that misprogram the highest subordinate bus number; the side effects here are relatively harmless. PR: kern/8928 Submitted by: Kevin Van Maren END