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Re: XFree86-4.0.3-6 & 2nd Monitor



Hugh, this doesn't solve what might potentially be a bug in the radeon
driver, but if you want dualhead, you can try my mergedfb code, it
provides a single framebuffer with two viewports looking into it do
things like 3D acceleration work on both heads.

http://www.botchco.com/alex/radeon/mergedfb/final/

Alex

--- Hugh Caley <Hugh_Caley@xxxxxxxxxxxxxx> wrote:
> Thanks for replying, Mike.  I'm not sure this makes a difference to
> me.  
> I have two screens defined in my XF86Config which are called in the 
> ServerLayout; according to the Radeon docs I have this means that
> clone 
> mode should be turned off.  Is this not the case?  My two screens are
> 
> cloned no matter what I do, even though I can move between them with
> the 
> cursor, and move an application between the two.
> 
> Hugh
> 
> >The radeon manpage is out of date it seems with the current 
> >driver.  There are new driver options.  Perhaps this is the cause 
> >of people's problems - the docs not matching the driver.
> >
> >       Option "MonitorLayout" "string"
> >              This option is used to overwrite  the  detected  
> >monitor  types.
> >              This  is only required when driver makes a false 
> >detection.  The
> >              possible monitor types are:
> >              NONE   -- Not connected
> >              CRT    -- Analog CRT monitor
> >              TMDS   -- Desktop flat panel
> >              LVDS   -- Lapto flat panel
> >              This option can be used in following format:
> >              Option "MonitorLayout" "[type on primary], [type on 
> >secondary]"
> >              For example, Option "MonitorLayout" "CRT, TMDS"
> >
> >              Primary/Secondary head for dual-head cards:
> >              (when only one port is used, it will be treated as  
> >the  primary
> >              regardless)
> >              Primary head:
> >              DVI port on DVI+VGA cards
> >              LCD output on laptops
> >              Internal TMDS prot on DVI+DVI cards
> >              Secondary head:
> >              VGA port on DVI+VGA cards
> >              VGA port on laptops
> >              External TMDS port on DVI+DVI cards
> >
> >              The default value is undefined.
> >
> >       Option "CloneMode" "string"
> >              Set  the first mode for the secondary head.  It can 
> >be different
> >              from the modes used for the primary head. If you 
> >don't have this
> >              line while clone is on, the modes specified for the 
> >primary head
> >              will be used for the secondary head.
> >              For example, Option "CloneMode" "1024x768"
> >              The default value is undefined.
> >
> 
> -- 
> Hugh Caley, Unix Systems Administrator
> Affymetrix Inc., 510-428-8537
> Hugh_Caley@xxxxxxxxxxxxxx
> 
> 
> 
> _______________________________________________
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