From: "Antonino A. Daplas" <adaplas@gmail.com>
To: linux-fbdev-devel@lists.sourceforge.net
Subject: Re: how to handle MSB framebuffer in LSB kernel?
Date: Tue, 14 Aug 2007 04:15:33 +0800 [thread overview]
Message-ID: <1187036133.5058.3.camel@daplas> (raw)
In-Reply-To: <46c0b3de5046e@wp.pl>
On Mon, 2007-08-13 at 21:41 +0200, Krzysztof Helt wrote:
> Hi,
>
> I have a problem how to handle MSB framebuffer (s3c2410fb) in LSB
> kernel (typical ARM kernel).
>
> It is not a problem in 8+ bpp (bits per pixel) modes.
> The problem is how to reverse pixel order in 1, 2 and 4 bpp
> modes, because it does not work otherwise. Is there any fb flag
> or something?
If 4bpp, ab|cd|ef is reversed as ba|dc|ef? I don't think the drawing
libraries do not support pixel reversal. Either the hardware does it, or
we create a library for this.
Tony
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next prev parent reply other threads:[~2007-08-13 20:15 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-13 19:41 how to handle MSB framebuffer in LSB kernel? Krzysztof Helt
2007-08-13 20:15 ` Antonino A. Daplas [this message]
2007-08-14 16:21 ` how to handle MSB framebuffer in LSBkernel? Krzysztof Helt
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