Copy head (r256279) to stable/10 as part of the 10.0-RELEASE cycle.Approved by: re (implicit)Sponsored by: The FreeBSD Foundation
Add watchdog support for VIA south bridge chipset.Tested on VT8251, VX900 but CX700, VX800, VX855 should works.MFC after: 1 monthSponsored by: NETASQ