[ltp] Simultaneous display on LCD and External monitor with ThinkPad R50?

Luke Yelavich linux-thinkpad@linux-thinkpad.org
Mon, 15 Nov 2004 08:07:38 +1100


On Mon, Nov 15, 2004 at 06:54:03AM EST, Alex Deucher wrote:
> On Sun, 14 Nov 2004 22:51:41 +1100, Luke Yelavich <themuso@themuso.com> wrote:
> > Just wondering how I go about getting simultaneous display on a ThinkPad
> > R50? The monitor will be conencted via the standard VGA port, in fact it
> > will be a projector.
> 
> if you are using xorg 6.8.x turn off mergedfb (option "mergedfb"
> "false").  this will cause crtc1 to drive both outputs.  if you want
> separate resolution and/or refresh rate on the lcd and vga port then
> you'll need to set up mergedfb clone mode and probably enter the hsync
> and vrefresh for the projector in your config.  see the radeon man
> page.

Would this also apply for XFree86?

Luke
k