[Openchrome-users] Problem: Openchrome, Ubuntu 7.10, and VN800

[Xavier Bachelot]

Coady Buckley-Zistel wrote:
> Xavier,
> 
> Thanks for your reply. Yes I understand what you mean, but I would be 
> grateful if you could give me an indication of what to add to the 
> 'xorg.conf' file. I assume I would need to add something like the 
> following (inputting the values from the Debian Etch 'Xorg.0.log' and 
> omitting what is unnecessary):
> 
> Section "Monitor"
>   DisplaySize  ""
>   HorizSync    ""
>   Identifier   ""
>   ModelName    ""
>   Option       ""
>   VendorName   ""
>   VertRefresh  ""
>   UseModes     ""
> EndSection
> 

Section "Monitor"
     Identifier   "Generic Monitor"
     HorizSync    "31.50-37.90"
     VertRefresh  "50-70"
     Option       "DPMS"
EndSection

This should be enough.

Regards,
Xavier

PS: please don't top post and keep the mailing list CC'ed.

> Thanks again.
> 
> Regards,
> Coady
> 
> Xavier Bachelot wrote:
>> Coady Buckley-Zistel wrote:
>>> I have installed the openchrome driver in Debian Etch, Fedora 8, and 
>>> Ubuntu 7.10. In the case of the Debian and Fedora the driver is 
>>> recognised, X-server and GDM load without trouble. The driver is 
>>> being loaded:
>>> Code:
>>>     grep openchrome /var/log/Xorg.0.log
>>>
>>> (II) LoadModule: "openchrome"
>>>
>>> In the case of Ubuntu 7.10 the openchrome driver is loaded but 
>>> 'X-server' fails and GDM will not load. This has been the case with 
>>> both upgrades and fresh installs of Ubuntu 7.10. The X-server 
>>> defaults to 'xorg.conf.failsafe'.
>>>
>>> Can someone please help me with this...?
>>>
>>> I am no expert, but on comparing the 'Xorg.0.log' files in both 
>>> Debian Etch and Ubuntu 7.10 the only lines I can find that look 
>>> suspect are the following:
>>>
>>>  From Ubuntu:
>>> -----------------
>>> (II) VIA(0): Generic Monitor: Using default hsync range of 
>>> 28.00-33.00 kHz
>>> (II) VIA(0): Generic Monitor: Using default vrefresh range of 
>>> 43.00-72.00 Hz
>> ...snip
>>>  From Debian:
>>> -----------------
>>> (II) VIA(0): Generic Monitor: Using default hsync range of 
>>> 31.50-37.90 kHz
>>> (II) VIA(0): Generic Monitor: Using default vrefresh range of 
>>> 50.00-70.00 Hz
>>
>> The reported Hsync and Vsync from the (supposedly) identical monitor 
>> are not the same. I'd assume the monitor doesn't advertise them 
>> properly and then X falls back to the defaults with are not the same 
>> from one distro to the other. I'd try to force the monitor's Hsync and 
>> Vsync to the values given by Debian in your Ubuntu conf. Or even 
>> better, find what the correct values for your monitor are from the 
>> manufacturer documentation and use these values.
>>
>>
>> Regards,
>> Xavier
>>
>>