MOBILITY RADEON X700 && Option "MonitorLayout" "LVDS, CRT"

Alex Deucher alexdeucher at
Fri May 18 07:20:05 PDT 2007

On 5/18/07, Matthias Apitz <m.apitz at> wrote:
> Hello,
> I run since some monthes the above chip (ChipID is 0x5653) with
> Xorg 6.8.2 (in FreeBSD 6.0R), to make it work I had to insert
>         Option      "MonitorLayout" "LVDS, CRT"
> as also stated in
> Yesterday I've updated the laptop to FreeBSD 6.2R wich brings
> Xorg 6.9.0 but using the same xorg.conf file did not worked in
> the resolution of 1280x800 anymore, it claimed that it could
> not use 1280x800 because hsync would be out of range. It took
> me a while to understand that this message about 'hsync out
> of range' was about the CRT and not the LVDS. As a wild guess I just
> removed the CRT from the Option as:
>         Option      "MonitorLayout" "LVDS"
> and it came up with 1280x800.
> Any comments on this? Is this a bug or do I understand something
> wrong?

6.9.0 is ancient.  You might want to try a newer version of the radeon
driver or better yet, grab the version in git.  The issue of crtc2
limiting crtc1 was fixed a while ago.


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