From owner-freebsd-hackers Sat Jan 24 13:54:02 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id NAA16215 for hackers-outgoing; Sat, 24 Jan 1998 13:54:02 -0800 (PST) (envelope-from owner-freebsd-hackers@FreeBSD.ORG) Received: from crh.cl.msu.edu (crh.cl.msu.edu [35.8.1.24]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id NAA16201; Sat, 24 Jan 1998 13:53:57 -0800 (PST) (envelope-from henrich@crh.cl.msu.edu) Received: (from henrich@localhost) by crh.cl.msu.edu (8.8.7/8.8.7) id QAA00921; Sat, 24 Jan 1998 16:38:53 -0500 (EST) (envelope-from henrich) Message-ID: <19980124163852.02128@crh.cl.msu.edu> Date: Sat, 24 Jan 1998 16:38:52 -0500 From: Charles Henrich To: dyson@FreeBSD.ORG Cc: hackers@FreeBSD.ORG Subject: Re: fastvid lkm References: <19980123223708.26224@crh.cl.msu.edu> <199801240343.WAA00438@dyson.iquest.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.88 In-Reply-To: <199801240343.WAA00438@dyson.iquest.net>; from John S. Dyson on Fri, Jan 23, 1998 at 10:43:50PM -0500 X-Operating-System: FreeBSD 2.2.5-RELEASE X-PGP-Fingerprint: 1024/F7 FD C7 3A F5 6A 23 BF 76 C4 B8 C9 6E 41 A4 4F Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk On the subject of Re: fastvid lkm, John S. Dyson stated: > Charles Henrich said: > > How can one tell if its actually helping or hindering? > > > You can turn on the X benchmark mode, it should show the speed improvment (I > see a 3-4X improvement for certain CPU/Video transfers.) Also, text mode > scrolling should be faster. Some bioses might set the memory type registers > correctly. Some do not (mine doesn't.) There was a bug in my initial > version, in that the memory type was not being set correctly for the video > mem (it was being set to 0, instead of 1 (write combining).) The ISA memory > hole video mem was being set correctly though. > > I don't have time to look at it right now. Sorry... Lars is supporting it > though :-). Running the lkm makes my display quite unhappy, I guess it isnt for my motherboard/graphics card :) -Crh Charles Henrich Michigan State University henrich@msu.edu http://pilot.msu.edu/~henrich