ATI Radeon 7500 Mobile (On Dell 5100) with External Monitor

[Alex Deucher]

On Wed, 02 Mar 2005 21:26:25 -0500, bob franken <zonyl at hotmail.com> wrote:
> 
> 
> > > Enabling the MonitorLayout allows the LCD to show up when the ext
> >monitor is
> > > displayed, however, I still get no video on the ext monitor.   At a high
> > > level, I am just trying to use my ext monitor (NEC: G90FB) with my
> >laptop
> > > (in clone mode) when docked.
> > >
> > > new config (with MonitorLayout and MergedFB enabled):
> > > http://www.sharpee.com/xorg.conf.merged
> > >
> > > new out:
> > > http://www.sharpee.com/mergedfb.out
> > >
> 
> Is there some sort of power saving code in xorg that tries to determine if
> an external monitor signal is not seen to power down the port?

no.  the port should be enabled if you force the monitor type.

> 
> It runs dual headed in Windows and under AccelX,  is there a utility I can
> run to dump the registers of the video controller and compare with that
> under xorg?

http://www.botchco.com/alex/radeon/mergedfb/cvs/DRI/hy0/radeon_dump.tgz

Alex

> 
> -J
> 
>