On Wed, Aug 16, 2023 at 03:11:46PM -0500, Michael Roth wrote:
> PcdFirstTimeWakeUpAPsBySipi was recently introduced to indicate when
> the full INIT-SIPI-SIPI sequence can be skipped for AP bringup. It is
> true by default, but needs to be disabled for QEMU/OVMF where early INIT
> is not simulated. Commit 1d76560146 ("OvmfPkg: Disable
> PcdFirstTimeWakeUpAPsBySipi.") added changes to disable it
> by default for OvmfPkg, but a similar change was not made for the
> AmdSev package. This breaks booting of SEV and SNP guests.
>
> Fix this defaulting PcdFirstTimeWakeUpAPsBySipi to false for AmdSev
> package, as was previously done for OvmfPkg variants.
I suspect all ovmf builds need that, including AmdSev, IntelTdx,
Microvm variants. Xen probably too. Not sure about Bhyve.
So, a step into the right direction but not complete ...
take care,
Gerd
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