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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