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Re: [Qemu-devel] [PATCH 1/2] vga: Expose framebuffer byteorder as a QOM
Re: [Qemu-devel] [PATCH 1/2] vga: Expose framebuffer byteorder as a QOM property
Tue, 10 Feb 2015 21:58:09 +1100
On Tue, Feb 10, 2015 at 10:19:58AM +0100, Gerd Hoffmann wrote:
> On Di, 2015-02-10 at 15:36 +1100, David Gibson wrote:
> > The VGA device model now supports having the framebuffer in either endian,
> > and can be switched between these by the guest via a register in the qext
> > region.
> > However, in some cases (e.g. LE OS on the pseries machine) we have
> > existing guest that don't know about the endian switch register, but other
> > parts of the qemu code have better information to set a default endianness
> > than the VGA code does of itself.
> > In order to allow them to set a correct default endianness in these cases,
> > without breaking abstraction walls, this patch exposes the VGA framebuffer
> > endianness via a writable QOM property.
> > Signed-off-by: David Gibson <address@hidden>
> > prop fixup
> squash leftover?
> Reviewed-by: Gerd Hoffmann <address@hidden>
> (assuming this little series gets in via ppc tree).
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
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