Linux Framebuffer Layer development
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From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Jon Dufresne <jon.dufresne@gmail.com>
Cc: linux-fbdev-devel@lists.sourceforge.net
Subject: Re: intelfb crashes during modprobe
Date: Mon, 18 Aug 2008 17:09:15 +0200 (CEST)	[thread overview]
Message-ID: <Pine.LNX.4.64.0808181708030.3969@anakin> (raw)
In-Reply-To: <376ea3380808180800h308a5d89v5cd213acfa6b2c0c@mail.gmail.com>

On Mon, 18 Aug 2008, Jon Dufresne wrote:
> > Could you provide more details? Especially, if you have connected a CRT
> > (either real CRT or external LCD panel) or the LVDS (LCD directly to
> > the chip - like in laptops).
> 
> I have the graphics chip connected to an external LCD using the vga port.
> 
> Btw, I made a mistake in my first post. The chip is an intel 945GM, not 965G.
> 
> I've done a bit of experimenting and this crash only occurs when the
> "accel" option is turned on. If accel is turned on (the default), then
> when I modprobe the driver the system restarts. Otherwise the system
> comes on.

Thanks, that may be a clue for the intelfb experts...

> Is accel something crucial that I should be concerned about?

It enables acceleration (rectangle fill and copy, monochrome color
expansion) for the frame buffer console.

If you disable it, your text console will become slower.

Gr{oetje,eeting}s,

						Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
							    -- Linus Torvalds

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  reply	other threads:[~2008-08-18 15:09 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-08-14 15:21 intelfb crashes during modprobe Jon Dufresne
2008-08-14 16:14 ` Scott Mcdermott
2008-08-18 15:03   ` Jon Dufresne
2008-08-18 15:41     ` Scott Mcdermott
2008-08-18 18:32       ` Jon Dufresne
2008-08-17 18:09 ` Krzysztof Helt
2008-08-18 15:00   ` Jon Dufresne
2008-08-18 15:09     ` Geert Uytterhoeven [this message]
2008-08-18 15:19       ` Jon Dufresne

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