[ale] Laptop resolution issues
stephen at touset.org
Sat Feb 28 20:28:46 EST 2004
Oh, as an addendum, X works fine. When I switch resolutions (for
instance, going into X), the screen once again is filled with the
display, as it should. However, going back to a terminal or restarting
brings the problem back.
On Sat, 2004-02-28 at 20:23, Stephen Touset wrote:
> I'm in a bind, folks. I recently got a new old laptop, and have been in
> the process of setting up Linux on it. There were some quirks with
> framebuffering, but I finally settled with a 1600x1200 resolution
> console (seeing as I couldn't get anything else, besides the default).
> Here's the problem, though. Now whenever I boot, my resolution seems to
> be "fixed" at 1600x1200 (even during POST), with everything being
> displayed in a small 640x480 (possibly 800x600) window, centered inside
> the display. I can use fbset to change back to a 640x480 console
> (virtual, anyways...there still seems to be 1600x1200 resolution in
> screen space, but I can only see 640x480 of it, the rest goes off the
> bottom of the screen), but this only lasts ephemerally. If I change VTs
> or reboot, I get the same problem again.
> Notice, that this isn't a problem within Linux. I believe that somehow I
> actually changed the "native" resolution of my LCD display, so it's
> displaying normal 640x480 content in a 1600x1200 display. However, all
> my attempts to resolve this problem have failed.
> I believe this is related to my use of the framebuffer. The only thing I
> can mention of note that might have caused this problem is that I was at
> a 1600x1200 console and closed the lid. After a few seconds, the display
> went off. When I came back, I couldn't get the display to turn on, so I
> pressed the power button and the machine shut itself down. Upon reboot,
> I started experiencing this problem.
> It's a Dell Inspiron 4150, with a ATi Radeon Mobile M6 graphics card, in
> case the information helps.
Stephen Touset <stephen at touset.org>
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