Hi Ray,
The first patch(v2) are separated into 2 patches(v3).
Regards,
Yuanhao
-----Original Message-----
From: Ni, Ray <ray.ni@intel.com>
Sent: Friday, February 24, 2023 8:27 AM
To: devel@edk2.groups.io; Xie, Yuanhao <yuanhao.xie@intel.com>
Subject: RE: [edk2-devel] [Patch V3 0/6] Put APs in 64 bit mode before handoff to OS.
Yuanhao,
What changes have been made in V3 comparing against V2?
> -----Original Message-----
> From: devel@edk2.groups.io <devel@edk2.groups.io> On Behalf Of Yuanhao
> Xie
> Sent: Friday, February 24, 2023 2:05 AM
> To: devel@edk2.groups.io
> Subject: [edk2-devel] [Patch V3 0/6] Put APs in 64 bit mode before
> handoff to OS.
>
> The purpose of this patch series is to put the AP in 64-bit mode
> before handing off the boot process to the OS. To do this, duplicate
> relocateApLoop for processors with SEV-ES, allocate contiguous memory,
> then create page tables and keep AP in 64-bit mode.
>
> Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=4234
>
> Yuanhao Xie (6):
> UefiCpuPkg: Move AsmRelocateApLoop to AmdSev.nasm.
> UefiCpuPkg: Duplicate AsmRelocateApLoopAmd.
> UefiCpuPkg: Contiguous memory allocation and code clean-up.
> OvmfPkg: Add CpuPageTableLib required by MpInitLib.
> UefiPayloadPkg: Add CpuPageTableLib required by MpInitLib.
> UefiCpuPkg: Put APs in 64 bit mode before handoff to OS.
>
> 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 | 161
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> +++++++++++++++++++++++++++++++++++++---------------------------------
> +++++++++++++++++++++++++++++++++++++-
> --------------------------------
> UefiCpuPkg/Library/MpInitLib/Ia32/CreatePageTable.c | 23
> +++++++++++++++++++++++
> UefiCpuPkg/Library/MpInitLib/Ia32/MpFuncs.nasm | 11 ++++-------
> UefiCpuPkg/Library/MpInitLib/MpEqu.inc | 22 ++++++++++++---------
> -
> UefiCpuPkg/Library/MpInitLib/MpLib.h | 46
> ++++++++++++++++++++++++++++++++++++++++++++--
> UefiCpuPkg/Library/MpInitLib/X64/AmdSev.nasm | 169
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> +++++++++++++++++++++++++++++++++++++++++++++++++++++
> UefiCpuPkg/Library/MpInitLib/X64/CreatePageTable.c | 82
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> ++++++++++++++++++++++++
> UefiCpuPkg/Library/MpInitLib/X64/MpFuncs.nasm | 178
> ++++++++++++++++++++++++++++++++--------------------------------------
> ++++++++++++++++++++++++++++++++----
> ----------------------------------------------------------------------
> ------------------------
> ----------
> UefiCpuPkg/UefiCpuPkg.dsc | 3 ++-
> UefiPayloadPkg/UefiPayloadPkg.dsc | 3 ++-
> 18 files changed, 486 insertions(+), 241 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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