[ltp] Boot screen is small on T23
Marius Gedminas
linux-thinkpad@linux-thinkpad.org
Tue, 27 Jun 2006 11:41:48 +0300
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On Mon, Jun 26, 2006 at 03:15:20PM +0100, Richard Neill wrote:
> Dale Amon wrote:
> >I am booting a T23 from grub and only get a small
> >screen in the center for boot and vt's. I got X to work
> >full screen with no problem.
> >
> >Is there a grub hack to fix this?
>=20
> I think you want to enable "Screen expansion" in the BIOS.
Or you can press Fn-F8 and see how it looks. (This only works before
Linux takes over the keyboard, IIRC.)
> If you have, say a 1024x768 LCD, but the actual signal is only for=20
> 640x480 (the default, iirc, for the BIOS and VTs), then the
> screen can either display 640x480 in the middle (with a black border),=20
> or it can expand it to the full size (but it will be a bit blurry.)
Radeons have a nice smooth hardware scaler that gives you output that
looks a bit blurry. T23 has an S3 video card that just duplicates some
pixels. It's not pretty.
> Alternatively, you want something like "vga=3D791" in your kernel=20
> parameters. (see kernel-parameters in /usr/src/linux for details)
Marius Gedminas
--=20
Linux don't need no steenkin' viruses. The users can destroy the
system all by themselves....
-- Peter Dalgaard in comp.os.linux.misc
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