Re: [Xen-devel] EFI + tboot + Xen

[Andrew Cooper <andrew.cooper3@xxxxxxxxxx>]

On 14/04/2017 15:54, Daniel Kiper wrote:
> Hey,
>
> Has anybody tried to run EFI + tboot + Xen?
> I have a feeling that it does not work because
> tboot shuts down EFI boot services. However,
> even if it works then efibootmgr is unusable
> due to lack of EFI runtime services. Do we care?
> Is it possible to make it work with full blown
> EFI infrastructure available for Xen?

Judging by
http://hg.code.sf.net/p/tboot/code/file/9352e6391332/tboot/common/boot.S#l83
it will be grub exiting boot services.  tboot needs rather more
multiboot2 knowledge before it could participate in a hand-off to Xen
while keeping boot services active.

~Andrew

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