Re: [Xen-devel] Xen support for native EFI boot

[Keir Fraser <keir.xen@xxxxxxxxx>]

On 02/03/2012 08:06, "Jan Beulich" <JBeulich@xxxxxxxx> wrote:

>>>> On 01.03.12 at 21:40, "Cihula, Joseph" <joseph.cihula@xxxxxxxxx> wrote:
>> Can someone provide instructions and the necessary environment/toolchain
>> support needed to get Xen to build and boot on a native EFI system (i.e. with
>> no CSM/legacy support)?
> 
> gcc must be 4.5.x or newer (I'd recommend not trying anything below
> 4.6.x, as I'm unaware of anyone ever having tried that, and I can't
> exclude that there are bugs in the relevant code that was newly added
> in 4.5.0).
> 
> ld must support linking native 64-bit EFI applications, which so far no
> released binutils version does. The single relevant change that's
> necessary for this to work in 2.21 can be taken from
> http://www.sourceware.org/ml/binutils/2011-05/msg00131.html (but
> there's at least one other non-essential adjustment in case you want
> to do anything with the generated binary that involves its symbol
> table).

Has that patch been picked up by the maintainers?

 -- Keir

> Next, a suitably enabled Dom0 kernel is needed.
> 
> Finally, a config file needs to be placed alongside the xen*.efi
> binary; I'm attaching a simplistic example.
> 
> Jan
> 



_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
http://lists.xen.org/xen-devel