[U-Boot] efi_loader: gop: Don't expose fb address

Tom Rini trini at konsulko.com
Mon May 30 20:00:05 CEST 2016


On Wed, May 18, 2016 at 02:04:24AM +0200, Alexander Graf wrote:

> Recently Linux is gaining support for efifb on AArch64 and that support actually
> tries to make use of the frame buffer address we expose to it via gop.
> 
> While this wouldn't be bad in theory, in practice it means a few bad things
> 
>   1) We expose 16bit frame buffers as 32bit today
>   2) Linux can't deal with overlapping non-PCI regions between efifb and
>      a different frame buffer driver
> 
> For now, let's just disable exposure of the frame buffer address. Most OSs that
> get booted will have a native driver for the GPU anyway.
> 
> Signed-off-by: Alexander Graf <agraf at suse.de>

Applied to u-boot/master, thanks!

-- 
Tom
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