[edk2-devel] [Patch V4 0/8] Put APs in 64 bit mode before handoff to OS.

[Ni, Ray]

Reviewed-by: Ray Ni <ray.ni at intel.com>

> -----Original Message-----
> From: devel at edk2.groups.io <devel at edk2.groups.io> On Behalf Of
> Yuanhao Xie
> Sent: Wednesday, March 1, 2023 2:10 PM
> To: devel at edk2.groups.io
> Subject: [edk2-devel] [Patch V4 0/8] Put APs in 64 bit mode before handoff
> to OS.
> 
> The purpose of this patch series is to put the APs in 64-bit mode
> before handing off the boot process to the OS, AMD 64-bit processors
> with SEV-ES follows the original logic.
> 
> Ref:https://bugzilla.tianocore.org/show_bug.cgi?id=4234
> 
> Yuanhao Xie (8):
>   UefiCpuPkg: Check AP_SAFE_STACK_SIZE during build time.
>   UefiCpuPkg: Split the path in RelocateApLoop into two.
>   UefiCpuPkg: Allocate contiguous memory for stacks and APs loop.
>   OvmfPkg: Add CpuPageTableLib required by MpInitLib.
>   UefiPayloadPkg: Add CpuPageTableLib required by MpInitLib.
>   UefiCpuPkg: Put APs in 64 bit mode before handoff to OS.
>   UefiCpuPkg: Rename AsmRelocateApLoopStart.
>   UefiCpuPkg: Move AsmRelocateApLoopStart from Mpfuncs.nasm to
>     AmdSev.nasm
> 
>  OvmfPkg/AmdSev/AmdSevX64.dsc                        |   3 ++-
>  OvmfPkg/CloudHv/CloudHvX64.dsc                      |   3 ++-
>  OvmfPkg/IntelTdx/IntelTdxX64.dsc                    |   4 +++-
>  OvmfPkg/Microvm/MicrovmX64.dsc                      |   3 ++-
>  OvmfPkg/OvmfPkgIa32X64.dsc                          |   3 ++-
>  OvmfPkg/OvmfPkgX64.dsc                              |   4 +++-
>  OvmfPkg/OvmfXen.dsc                                 |   3 ++-
>  UefiCpuPkg/Library/MpInitLib/DxeMpInitLib.inf       |   6 +++++-
>  UefiCpuPkg/Library/MpInitLib/DxeMpLib.c             | 153
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> +++++++++++++++++++++++++++++++++-----------------------------------------
> ---------------------
>  UefiCpuPkg/Library/MpInitLib/Ia32/CreatePageTable.c |  23
> +++++++++++++++++++++++
>  UefiCpuPkg/Library/MpInitLib/Ia32/MpFuncs.nasm      |  26
> +++++++++++++-------------
>  UefiCpuPkg/Library/MpInitLib/MpEqu.inc              |  22 ++++++++++++---------
> -
>  UefiCpuPkg/Library/MpInitLib/MpLib.h                |  52
> ++++++++++++++++++++++++++++++++++++++++++++++++----
>  UefiCpuPkg/Library/MpInitLib/X64/AmdSev.nasm        | 170
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++
>  UefiCpuPkg/Library/MpInitLib/X64/CreatePageTable.c  |  82
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> ++++++++++++++++++++++++
>  UefiCpuPkg/Library/MpInitLib/X64/MpFuncs.nasm       | 198
> ++++++++++++++++++++++++++++++++++++++++++--------------------------
> ----------------------------------------------------------------------------------------------
> ------------------------------------
>  UefiPayloadPkg/UefiPayloadPkg.dsc                   |   3 ++-
>  17 files changed, 504 insertions(+), 254 deletions(-)
>  create mode 100644 UefiCpuPkg/Library/MpInitLib/Ia32/CreatePageTable.c
>  create mode 100644 UefiCpuPkg/Library/MpInitLib/X64/CreatePageTable.c
> 
> --
> 2.36.1.windows.1
> 
> 
> 
> 
> 



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