As I recall, all intel chips from the i830 and up can drive two
independant heads.  However, there is currently no support for it in
the xfree86 driver.  I don't know whether it is due to lack of specs or
lack of developer time.

Alex

--- David_Härdeman <[EMAIL PROTECTED]> wrote:
> Hi,
> 
> I recently bought an IBM ThinkPad G40 with the Intel 852GM/855GM 
> graphics chipset. Now I wonder after a few hours of playing with 
> different XF86Config setups if it is possible to run Xinerama
> dualhead 
> on this chipset (with internal TFT panel and external CRT screen).
> 
> The keyboard has buttons to switch between internal, external and 
> internal + external modes but the latter means that the screens are
> just 
> duplicated and this functionality seems independent of the driver.
> 
> The following thread seems to indicate that the chipset has hw
> support 
> for dual-head but that the driver doesn't:
> http://www.mail-archive.com/[EMAIL PROTECTED]/msg03064.html
> 
> Now, my question is: is the above thread true?
> 
> Regards,
> David
> 
> 


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