K 10
svn:author
V 3
ian
K 8
svn:date
V 27
2015-05-24T17:51:57.523196Z
K 7
svn:log
V 168
MFC r279368, r280772, r280848:

  Allow creating subclass of FDT simplebus

  Make simplebus a base class of ofwbus.

  Fix bug in xrefinfo_find() for 64-bit platforms

END