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Re: [Qemu-devel] [Bug][Patch] Cirrus-VGA for Malta
From: |
Derek Fawcus |
Subject: |
Re: [Qemu-devel] [Bug][Patch] Cirrus-VGA for Malta |
Date: |
Tue, 25 Sep 2007 12:28:03 +0100 |
On Mon, Sep 24, 2007 at 11:22:30PM +0200, Fabrice Bellard wrote:
> I realize that the other pixel formats are buggy too, so at least your
> patch is consistent with what is already coded !
>
> I guess the problem is in the VGA memory handlers. Otherwise it means
> that there is a (Cirrus)VGA configuration register to change the
> endianness of the frame buffer. In such case, it must be emulated correctly.
I don't know about a register (w/o reading the docs), but I seem to recall
that it does have a second PCI FB window which is byte swapped specifically
for BE machines...
DF