[syslinux] Gfxboot COMBOOT module vs Ubuntu patches

[Steffen Winterfeldt]

On Tue, 14 Jul 2009, H. Peter Anvin wrote:

> Steffen Winterfeldt wrote:
>> 
>> This is probably not that dramatic. For one reason or another I'm 
>> considering a full C-rewrite right now. That hopefully makes integration 
>> easier.
>> 
>
> It absolutely would, and is anyway a requirement to support EFI.  I'm 
> obviously very happy to hear this :)  I presume you're using the existing

Yes, EFI beeing one of the reasons. :-)

> com32 library?  The API in Syslinux 4 should look very similar at the high 
> level, but I suspect we need to add  new API functions to the framebuffer 
> driver to support you -- one thing I *know* is going to happen already is 
> support for resolutions other than 640x480.  However, the overall structure 
> of a 32-bit in-memory framebuffer and a single "copy to screen" function 
> which will also do pixel conversions I intend to keep.  And of course, you 
> have the JPEG and PNG libraries available already.

I'm not at all sure yet what's needed. But gfx mode setting and a framebuffer
should be ok. I've no plans to keep support for the old banked modes.


Steffen