print more stats, set device freq

Change-Id: I390805b5b034480d21926245b0004bd4e9f18019
added definition of IMPORT_HOSTIF to Makefile.dbn

Change-Id: Ibb8274a80204cfe18cf022cc9d35490a0130c95f
reduce verbosity of PortalMat::multf

Change-Id: Ib4ed96887ee05e8ef704a099f33f909c857605cf