[edk2-devel] [Patch V7 0/4] Wake up APs after power-up or RESET through SIPI.

[Ard Biesheuvel]

On Mon, 31 Jul 2023 at 00:44, Yuanhao Xie <yuanhao.xie at intel.com> wrote:
>
> The implementation of this new behavior aligns with the
> guidelines outlined in the Intel SDM.
>
> Following a power-up or RESET of an MP system, system hardware
> dynamically selects one of the processors on the system bus as
> the BSP. The remaining processors are designated as APs.
> The APs complete a minimal self-configuration,
> then wait for SIPI from the BSP processor
>
> Yuanhao Xie (1):
>   UefiCpuPkg: Add SendStartupIpiAllExcludingSelf
>
> YuanhaoXie (3):
>   UefiCpuPkg: Add PcdFirstTimeWakeUpAPsBySipi
>   OvmfPkg: Disable PcdFirstTimeWakeUpAPsBySipi.
>   UefiCpuPkg:Wake up APs after power-up or RESET through SIPI.
>

This series was reviewed by Ray before the soft freeze, it just lacked
a R-b from an OVMF maintainer (Jiewen or myself).

So unless anyone objects, I would like to merge this asap and include
it in the upcoming stable tag.


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