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SubjectRe: [PATCH 0/7] x86/seves: Support 32-bit boot path and other updates
On Wed, Feb 10, 2021 at 04:12:25PM +0100, Joerg Roedel wrote:
> Hi Konrad,
> On Wed, Feb 10, 2021 at 09:58:35AM -0500, Konrad Rzeszutek Wilk wrote:
> > What GRUB versions are we talking about (CC-ing Daniel Kiper, who owns
> > GRUB).
> I think this was about 32-bit GRUB builds used by distributions. I
> personally tested it with a kernel which has EFI support disabled, in
> this case the OVMF firmware will also boot into the startup_32 boot
> path.

I think I am missing something obvious here - but why would you want
EFI support disabled?

Or is the idea that "legacy" OSes can nicely run under AMD SEV?
But since you are having a kernel patch that is not "legacy OS" anymore.

> > By 'some firmware' we talking SeaBIOS?
> No, SeaBIOS is not supported for SEV-ES, only OVMF has handling for #VC
> so far.
> Regards,
> Joerg

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