K 10
svn:author
V 3
avg
K 8
svn:date
V 27
2012-10-14T10:13:50.781047Z
K 7
svn:log
V 278
pciereg_cfg*: use assembly to access the mem-mapped cfg space

AMD BKDG for CPU families 10h and later requires that the memory
mapped config is always read into or written from al/ax/eax register.

Discussed with:	kib, alc
Reviewed by:	kib (earlier version)
MFC after:	25 days

END