From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <39C1E470.ACE122F@student.ethz.ch> Date: Fri, 15 Sep 2000 10:57:20 +0200 From: Michel Dänzer MIME-Version: 1.0 To: Martin Costabel CC: mlan@cpu.lu, linuxppc-dev@lists.linuxppc.org Subject: Re: per-fb mmap for platinumfb and valkyriefb in 2.4 (and 2.2) References: <200009140546.HAA00808@piglet.grunz.lu> <39C155BF.1A150162@wanadoo.fr> Content-Type: text/plain; charset=iso-8859-1 Sender: owner-linuxppc-dev@lists.linuxppc.org List-Id: Martin Costabel wrote: > In fact, I don't see any difference between the situation before and after > the patch. For x11perf --scroll500, I get exactly as before 36.2/sec for > 1024x768 at 8bit. This is with XFree68-4.0.1; used to be 13/sec with older X > servers. X 4.x has ShadowFB, which shadows the framebufer in RAM and avoids reads from VRAM. I think Michel (the other one ;) either uses X 3.3.x or no ShadowFB. Michel PS: My Rage128 Mobility gives me 578.0/sec :) -- Earthling Michel Dänzer (MrCooper) \ CS student and free software enthusiast Debian GNU/Linux (powerpc,i386) user \ member of XFree86 and The DRI Project ** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/