Copy head@r302406 to stable/11 as part of the 11.0-RELEASE cycle.Prune svn:mergeinfo from the new branch, as nothing has been mergedhere.Additional commits post-branch will follow.Approved by: re (implicit)Sponsored by: The FreeBSD Foundation
Update athpoke/athregs to use the modified register read diagnostic API.
recognie invalid register names
read back the written value and display
add athpoke, a tool to peek/poke registers