K 10 svn:author V 8 hselasky K 8 svn:date V 27 2012-01-03T09:15:54.297728Z K 7 svn:log V 385 MFC r228483, r228640, r228709, r228711, r228723 and r229086: - Implement better support for USB controller suspend and resume. - Add code to wait for USB shutdown to be executed at system shutdown. - Add sysctl which can be used to skip this waiting. NOTE: All USB controller drivers needs to be re-compiled after this change due to changes in some USB controller only structures. END