From owner-freebsd-multimedia Wed Nov 19 10:18:28 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.7/8.8.7) id KAA07154 for multimedia-outgoing; Wed, 19 Nov 1997 10:18:28 -0800 (PST) (envelope-from owner-freebsd-multimedia) Received: from rah.star-gate.com (rah.star-gate.com [204.188.121.18]) by hub.freebsd.org (8.8.7/8.8.7) with ESMTP id KAA07141 for ; Wed, 19 Nov 1997 10:18:22 -0800 (PST) (envelope-from hasty@rah.star-gate.com) Received: from rah.star-gate.com (localhost.v-site.net [127.0.0.1]) by rah.star-gate.com (8.8.8/8.8.5) with ESMTP id KAA01482; Wed, 19 Nov 1997 10:18:16 -0800 (PST) Message-Id: <199711191818.KAA01482@rah.star-gate.com> X-Mailer: exmh version 2.0gamma 1/27/96 To: Charles Henrich cc: freebsd-multimedia@freebsd.org Subject: Re: Faster X Updates In-reply-to: Your message of "Wed, 19 Nov 1997 13:15:19 EST." <19971119131519.19844@crh.cl.msu.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Wed, 19 Nov 1997 10:18:15 -0800 From: Amancio Hasty Sender: owner-freebsd-multimedia@freebsd.org X-Loop: FreeBSD.org Precedence: bulk thats a Petium instructions to write to a modal register which are Pentium model specific registers and one can check what are the capabilities available for that model. Just download the manual and browse thru it. Cheers, Amancio > On the subject of Re: Faster X Updates, Amancio Hasty stated: > > > > > For pentium pro and pentium II systems you can enable write combine > > for your display buffer . this is what I do for my matrox millenium > > frame buffer. Do a netsearch on fastvid for an explanation on > > PCI write combinining . > > > > wrmsr(0x204, 0xf9800001); > > wrmsr(0x205, 0xffc00000 | 0x800); > > Whats wrmsr Amancio? > > -Crh > > Charles Henrich Michigan State University henrich@msu.edu > > http://pilot.msu.edu/~henrich