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Date:      Sat, 8 Mar 2008 17:34:13 -0500
From:      Mike Meyer <mwm@mired.org>
To:        freebsd-amd64@freebsd.org
Subject:   Re: Acer 1440x900 LCD Displays support in 7.0?
Message-ID:  <20080308173413.296d0e00@bhuda.mired.org>
In-Reply-To: <20080308220224.1CFEE8FC25@mx1.freebsd.org>
References:  <20080308224456.75e775de.torfinn.ingolfsen@broadpark.no> <20080308220224.1CFEE8FC25@mx1.freebsd.org>

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On Sat,  8 Mar 2008 22:02:23 +0000 (UTC) dfeustel@mindspring.com wrote:

> On Sat, Mar 08, 2008 at 10:44:56PM +0100, Torfinn Ingolfsen wrote:
> > On Sat, 08 Mar 2008 19:42:48 +0100
> > Gary Jennejohn <gary.jennejohn@freenet.de> wrote:
> > 
> > > Probably not. The radeon driver (automatically loaded by the ati
> > > driver) doesn't seem to support the X550 directly (man radeon).
> > 
> > I don'r know about the resolution and stuff, but the radeon driver
> > supports the X550. Here is a few lines snipped from /var/log/Xorg.0.log:
> > (--) Chipset ATI Radeon X550 (RV370) 5B63 (PCIE) found
> > (--) RADEON(0): Chipset: "ATI Radeon X550 (RV370) 5B63 (PCIE)" (ChipID
> > = 0x5b63)
> > root@kg-quiet# pciconf -lv | grep -A 8 drm0
> > drm0@pci1:0:0:  class=0x030000 card=0x09641462 chip=0x5b631002 rev=0x00
> > hdr=0x00 vendor     = 'ATI Technologies Inc'
> >     device     = 'Radeon X550 Series'
> >     class      = display
> >     subclass   = VGA
> > none1@pci1:0:1: class=0x038000 card=0x09651462 chip=0x5b731002 rev=0x00
> > hdr=0x00 vendor     = 'ATI Technologies Inc'
> >     device     = 'Radeon X550 Series - Secondary'
> >     class      = display
> > 
> > This is on a mchine that runs:
> > root@kg-quiet# uname -a
> > FreeBSD kg-quiet.kg4.no 6.3-STABLE FreeBSD 6.3-STABLE #20: Thu Jan 24
> > 00:42:47 CET 2008     root@kg-quiet.kg4.no:/usr/obj/usr/src/sys/QUIET
> > amd64
> > 
> > with Xorg:
> > root@kg-quiet# portversion -v | grep xorg-server
> > xorg-server-1.4_4,1         =  up-to-date with port 
> > 
> > The only special thing i had to do was to specify my mode with 
> >  Modes   "1280x1024" "1024x768"
> > in /etc/X11/xorg.conf
> > without that, my LCD monitor would run in a non-native mode.

Yes, but can you get it to work at 1440x900 or similar resolutions
(unless you don't have a widescreen LCD, anyway)?  1280x1024 is a VESA
mode, and the system will let you do those if it doesn't otherwise
recognize the hardware, but you can't use widescreen modes, or
resolutions much higher than that.

> Note that this mb/vc combo worked well at 2048x1546 on a Dell Monitor.
> But when I plug in the Acer LCD, the monitor displays the message
> "invalid input" until I change the driver spec to "VESA", and no
> combination of parameters that I have yet tried makes the monitor work
> at 1440x900. All of my circles are ellipses as a result.

For the record, I don't believe the problem is FreeBSD or X.org.  I've
got both an Acer and a Samsung that I've attached to a couple of such
systems: 6.2-STABLE/X.org-6.9.0 with a Radeon 9200 (which the radeon
driver is listed as supporting, unlike the X550), and
7.0-RELEASE/X.org-7.2 running on vmware with the vmware driver. All
those combinations work fine at the 1920x1200 max resolution of the
monitors.

	 <mike
-- 
Mike Meyer <mwm@mired.org>		http://www.mired.org/consulting.html
Independent Network/Unix/Perforce consultant, email for more information.



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