Re: xfree86-list digest, Vol 1 #342 - 16 msgs

[Alex Deucher <agd5f yahoo com>]

switching mode only switched the modes it does not switch the
framebuffer size.  to do that you need to use xrandr.

Alex

--- "Thomas V. Fischer" <tvfischer_l worldonline fr> wrote:
> All,
> 
> I have managed to resolve this partial. Iadded the option
> override_validate_mode to the driver section.
> 
> The only problem that I have know is that when I switch modes between
> 800x600 and 1024x768, the desktop size doesn't change. The viewport
> is set
> to the correct size but the size of the desktop reflects the larger
> size of
> 1024x768.
> 
> Rgds
> 
> on 25/05/2003 19:37, Alex Deucher at agd5f yahoo com wrote:
> 
> > The viewports available are limited by the max resolution of the
> > attached monitors or LCDs.  I don't know that the neomagic driver
> has
> > the logic to "know" that the LCD is active or not, so you can't
> really
> > make the viewport larger then the max res. supported by the LCD on
> the
> > fly.  I htink your only options are to have two different monitor
> and
> > screen sections in your XF86Config file: one for external monitor,
> one
> > fore the LCD.  then creat two different screen layouts and then
> startx
> > using one or the other depending on whether you want to use the
> monitor
> > or the LCD. 
> > 
> > Alex
> > 
> > --- "Thomas V. Fischer" <tvfischer_l worldonline fr> wrote:
> >> Alex,
> >> 
> >> Something like this. I don't think the neomagic driver has 2 crtc
> as
> >> the
> >> external and internal ports are mirrored and not independent.
> >> 
> >> However, the card definitely supports 1024x768 framebuffer but
> also a
> >> 1024x768 viewport. When running with the LCD turned on, it seems
> to
> >> support
> >> a virtual and physical viewport, it maps the virtual one into the
> >> physical
> >> one. With the LCD turned off and the laptop attached to an
> external
> >> monitor,
> >> it can display a viewport of 1024x768 however when the LCD is
> turned
> >> on it
> >> forces a viewport of 800x600.
> >> 
> >> The problem is that the Xfree86 neomagic driver doesn't seem to
> allow
> >> it to
> >> siwtch to a 1024x768 viewport. When I have the external monitor
> >> attached and
> >> LCD off, I still only get a 800x600 size.
> >> 
> >> Typically when running the Win driver, what happens is that if I
> have
> >> the
> >> LCD on the following display occurs:
> >>     - 800x600 mapped into 800x600
> >>     - 1024x768 mapped into a physical port of 800x600, the screen
> >> then pans
> >> to see the non-visible parts
> >> With the External on and LCD off:
> >>     - 800x600 mapped into 800x600
> >>     - 1024x768 mapped into 1024xx768
> >> With both on, it falls back to the same settings the LCD.
> >> 
> >> Is there any way to do this with Xfree or I' m just barking up the
> >> wrong
> >> tree...
> >> Rgds
> >> 
> > 
> > 
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