-------- Original-Nachricht -------- > Datum: Mon, 06 Oct 2008 12:45:46 +0200 > Von: "Michel Dänzer" <[EMAIL PROTECTED]> > An: Gerhard Pircher <[EMAIL PROTECTED]> > CC: debian-powerpc@lists.debian.org > Betreff: Re: Lenny: Flickering display with Radeon 9250 under X11
> On Sun, 2008-10-05 at 16:22 +0200, Gerhard Pircher wrote: > > > > Recently I tried out Debian Lenny on my AmigaOne G4 with a Radeon 9250. > > I have a LCD monitor connected to it through DVI-I. Unfortunately the X > > server outputs a flickering display to which the monitor can't > > synchronize and thus is simply black most of the time. The same hardware > > configuration works fine under Debian Etch, thus I guess it is a problem > > with > > the X.org radeon driver. Did anybody else experienced this problem? > > I also included the X.org.log file, but as far as I can tell it doesn't > > show any > > information related to this problem. > > It shows that the 1600x1200 mode has a pixel clock of 162 MHz, which is > close the single link DVI limit of 165 MHz. There are a couple of > reports of problems like this at http://bugs.freedesktop.org with > various suggestions for workarounds; IIRC the most workable ones come > down to using custom mode definitions, using either reduced blanking > periods or a lower refresh rate. Thanks for the info! I thought I had seen something like a bugreport for this problem before, but couldn't find it again. > If you haven't yet, you might also want to try the driver upstream Git > snapshot from experimental, there have been some tweaks to the clock > programming code. Okay, I'll take a look at the experimental branch. I guess there are no experimental Debian packages yet or are they rebuild every day? Do you think this (possible) bugfix will make it into the Lenny release? regards, Gerhard -- Psssst! Schon vom neuen GMX MultiMessenger gehört? Der kann`s mit allen: http://www.gmx.net/de/go/multimessenger -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
