special resolution with xorg

[Roland Scheidegger]

Nic Duerr wrote:
> 580:(WW) NEOMAGIC(0): Option "NoDDC" is not used
> 
> cat /var/log/Xorg.0.log | grep -n EDID
> 581: (WW) NEOMAGIC(0): Option "IgnoreEDID" is not used
> 
> 
> cat /var/log/Xorg.0.log | grep -n 1024x480
> 382:(II) NEOMAGIC(0): Removing mode (1024x480) that won't display 
> properly on LCD
> 
> It seams the NoDDC and IgnoreEDID Options are processed too late, when 
> neomagic has already tried to get the DDC information and discarded the 
> 1024x480 mode.
No, the warnings indicate the neomagic driver doesn't support these options.
Try Option "overrideValidateMode" "true" instead. The mode validation of 
this driver seems to be pretty limited. No idea though if it handles 
other modes than those validated there properly on a lcd.

> When I ran read-edid (from 
> http://john.fremlin.de/programs/linux/read-edid/) he get's information 
> about the card but none about the LCD (error: call failed).
> 
> So it really seems the problem is tracked down...

Roland