projector (external monitor) howto on Intel i915gm

[m h]

Thanks for the response.
That file mentions nothing of "Clone". How do I specify a screen with
the vga port then?

On 2/22/06, Austin Yuan <yuanshengquan at gmail.com> wrote:
> On 2/22/06, m h <sesquile at gmail.com> wrote:
> > I'm on track to getting this.  I had to set my xorg.conf to this:
> >
> > Section "Device"
> >        #external monitor
> >        Option       "Clone" "yes"
> >        Option       "MonitorLayout" "CRT,LFP"
> >
> >        Identifier  "Card0"
> >        Driver      "i810"
> >        VideoRam    65536
> >        VendorName  "Intel Corp."
> >        BoardName   "Unknown Board"
> >        BusID       "PCI:0:2:0"
> > EndSection
> >
> >
> > this is what I had previously that didn't work:
> > Section "Device"
> >        #For external monitors (projector)
> >        Option      "MonitorLayout" "CRT,LFP"
> >        Option      "Clone" "On"
> >        Option      "DevicePresence""yes"
> >        #end external
> >
> >        Identifier  "Card0"
> >        Driver      "i810"
> >        VideoRam    65536
> >        VendorName  "Intel Corp."
> >        BoardName   "Unknown Board"
> >        BusID       "PCI:0:2:0"
> > EndSection
> >
> > Now I can get external output on my vga port!  But I need to know how
> > to specify the mode for the external vga port.  The screen on my
> > laptop is 1400x1050, but I doubt that any projector has that for a
> > native resolution.  Does anyone know how to specify
> > modelines/resolution for only the vga port?
> >
> Because you use "Clone" mode, your laptop and projector will have the
> same resolution. If you want to set different resolutions for laptop
> and projector, you could configure two seprate "Screens" with
> different resolutions. "man xorg.conf" for detail information
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