Question about dual monitors
antony at wayforth.co.uk
Sat Apr 22 00:38:08 UTC 2006
Daniel Carrera wrote:
> Antony Gelberg wrote:
>>> You see that those are actually the same device? Okay, you've chosen
>>> different identifiers. But the identifier is just a user-chosen
>>> string. There is nothing to tell X that "ATI_1" means "VGA out".
>>> These two devices are the same.
>> The Devices are not the same. They are different due to the differing
>> Screen parameter.
> Okay, so this shifts the question to the Screen parameter. How does X or
> Xinerama know that Screen 0 is supposed to be the LCD and Screen 1 is
> supposed to be the CRT?
man xorg.conf explains this. That is what the Screen parameter is for
in the Device stanza. I have pasted the extract already today. I'm not
sure how else I can explain this.
The technical answer is that the i810 driver handles the abstraction.
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