BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=4123

VmgExitLib once was designed to provide interfaces to support #VC handler
and issue VMGEXIT instruction. After TDVF (enable TDX feature in OVMF) is
introduced, this library is updated to support #VE as well. Now the name
of VmgExitLib cannot reflect what the lib does.

This patch-set creates CcExitLib which is a simple copy of VmgExitLib
except some of the API names are renamed with a CcExitLib prefix. For
example VmgExit is renamed as CcExitLibVmgExit.

To make sure the build will not be broken by the renaming, this patch-set
first creates CcExitLib (Patch #1/2). Then VmgExitLib is replaced by
CcExitLib in UefiCpuPkg/UefiPayloadPkg/OvmfPkg (Patch #3/4/5). After
that VmgExitLib is deleted (Patch #6/7). At last Maintainers.txt
is updated (Patch #8).

Code: https://github.com/mxu9/edk2/tree/CcExitLib.v1

Cc: Eric Dong <eric.d...@intel.com>
Cc: Ray Ni <ray...@intel.com>
Cc: Brijesh Singh <brijesh.si...@amd.com>
Cc: Erdem Aktas <erdemak...@google.com>
Cc: Gerd Hoffmann <kra...@redhat.com>
Cc: James Bottomley <j...@linux.ibm.com>
Cc: Jiewen Yao <jiewen....@intel.com>
Cc: Tom Lendacky <thomas.lenda...@amd.com>
Cc: Guo Dong <guo.d...@intel.com>
Cc: Sean Rhodes <sean@starlabs.systems>
Cc: James Lu <james...@intel.com>
Cc: Gua Guo <gua....@intel.com>
Cc: Michael D Kinney <michael.d.kin...@intel.com>
Cc: Liming Gao <gaolim...@byosoft.com.cn>
Signed-off-by: Min Xu <min.m...@intel.com>

Min M Xu (8):
  UefiCpuPkg: Add CcExitLib
  OvmfPkg: Add CcExitLib
  UefiCpuPkg: Use CcExitLib instead of VmgExitLib
  UefiPayloadPkg: Use CcExitLib instead of VmgExitLib
  OvmfPkg: Use CcExitLib instead of VmgExitLib
  OvmfPkg: Delete VmgExitLib
  UefiCpuPkg: Delete VmgExitLib
  Maintainers: Update the VmgExitLib to CcExitLib

 Maintainers.txt                               |   2 +-
 OvmfPkg/AmdSev/AmdSevX64.dsc                  |   4 +-
 OvmfPkg/Bhyve/BhyveX64.dsc                    |   2 +-
 OvmfPkg/CloudHv/CloudHvX64.dsc                |   6 +-
 OvmfPkg/IntelTdx/IntelTdxX64.dsc              |   4 +-
 .../DxeMemEncryptSevLib.inf                   |   2 +-
 .../PeiMemEncryptSevLib.inf                   |   2 +-
 .../SecMemEncryptSevLib.inf                   |   2 +-
 .../X64/SnpPageStateChangeInternal.c          |  10 +-
 .../VmgExitLib.c => CcExitLib/CcExitLib.c}    |  23 ++--
 .../CcExitLib.inf}                            |  19 +--
 .../CcExitTd.h}                               |   4 +-
 .../CcExitVcHandler.c}                        | 129 +++++++++---------
 .../CcExitVcHandler.h}                        |   6 +-
 .../CcExitVeHandler.c}                        |   6 +-
 .../PeiDxeCcExitVcHandler.c}                  |   6 +-
 .../SecCcExitLib.inf}                         |  16 +--
 .../SecCcExitVcHandler.c}                     |   6 +-
 .../X64/TdVmcallCpuid.nasm                    |   0
 OvmfPkg/Microvm/MicrovmX64.dsc                |   4 +-
 OvmfPkg/OvmfPkgIa32.dsc                       |   4 +-
 OvmfPkg/OvmfPkgIa32X64.dsc                    |   4 +-
 OvmfPkg/OvmfPkgX64.dsc                        |   6 +-
 OvmfPkg/OvmfXen.dsc                           |   2 +-
 OvmfPkg/PlatformPei/AmdSev.c                  |  10 +-
 OvmfPkg/PlatformPei/PlatformPei.inf           |   2 +-
 .../FvbServicesRuntimeDxe.inf                 |   2 +-
 .../QemuFlashDxe.c                            |  10 +-
 .../Library/{VmgExitLib.h => CcExitLib.h}     |  29 ++--
 .../CcExitLibNull.c}                          |  47 +++++--
 .../CcExitLibNull.inf}                        |  14 +-
 .../Library/CcExitLibNull/CcExitLibNull.uni   |  14 ++
 .../DxeCpuExceptionHandlerLib.inf             |   2 +-
 .../PeiCpuExceptionHandlerLib.inf             |   2 +-
 .../PeiDxeSmmCpuException.c                   |   6 +-
 .../SecPeiCpuException.c                      |   6 +-
 .../SecPeiCpuExceptionHandlerLib.inf          |   2 +-
 .../SmmCpuExceptionHandlerLib.inf             |   2 +-
 .../Xcode5SecPeiCpuExceptionHandlerLib.inf    |   2 +-
 UefiCpuPkg/Library/MpInitLib/AmdSev.c         |  10 +-
 UefiCpuPkg/Library/MpInitLib/DxeMpInitLib.inf |   2 +-
 UefiCpuPkg/Library/MpInitLib/DxeMpLib.c       |   8 +-
 UefiCpuPkg/Library/MpInitLib/MpLib.c          |   2 +-
 UefiCpuPkg/Library/MpInitLib/PeiMpInitLib.inf |   2 +-
 UefiCpuPkg/Library/MpInitLib/X64/AmdSev.c     |  10 +-
 .../Library/VmgExitLibNull/VmTdExitNull.c     |  38 ------
 .../Library/VmgExitLibNull/VmgExitLibNull.uni |  15 --
 UefiCpuPkg/UefiCpuPkg.dec                     |   4 +-
 UefiCpuPkg/UefiCpuPkg.dsc                     |   4 +-
 UefiPayloadPkg/UefiPayloadPkg.dsc             |   2 +-
 50 files changed, 255 insertions(+), 261 deletions(-)
 rename OvmfPkg/Library/{VmgExitLib/VmgExitLib.c => CcExitLib/CcExitLib.c} (89%)
 rename OvmfPkg/Library/{VmgExitLib/VmgExitLib.inf => CcExitLib/CcExitLib.inf} 
(60%)
 rename OvmfPkg/Library/{VmgExitLib/VmTdExitHandler.h => CcExitLib/CcExitTd.h} 
(86%)
 rename OvmfPkg/Library/{VmgExitLib/VmgExitVcHandler.c => 
CcExitLib/CcExitVcHandler.c} (90%)
 rename OvmfPkg/Library/{VmgExitLib/VmgExitVcHandler.h => 
CcExitLib/CcExitVcHandler.h} (89%)
 rename OvmfPkg/Library/{VmgExitLib/VmTdExitVeHandler.c => 
CcExitLib/CcExitVeHandler.c} (95%)
 rename OvmfPkg/Library/{VmgExitLib/PeiDxeVmgExitVcHandler.c => 
CcExitLib/PeiDxeCcExitVcHandler.c} (93%)
 rename OvmfPkg/Library/{VmgExitLib/SecVmgExitLib.inf => 
CcExitLib/SecCcExitLib.inf} (73%)
 rename OvmfPkg/Library/{VmgExitLib/SecVmgExitVcHandler.c => 
CcExitLib/SecCcExitVcHandler.c} (93%)
 rename OvmfPkg/Library/{VmgExitLib => CcExitLib}/X64/TdVmcallCpuid.nasm (100%)
 rename UefiCpuPkg/Include/Library/{VmgExitLib.h => CcExitLib.h} (86%)
 rename UefiCpuPkg/Library/{VmgExitLibNull/VmgExitLibNull.c => 
CcExitLibNull/CcExitLibNull.c} (76%)
 rename UefiCpuPkg/Library/{VmgExitLibNull/VmgExitLibNull.inf => 
CcExitLibNull/CcExitLibNull.inf} (50%)
 create mode 100644 UefiCpuPkg/Library/CcExitLibNull/CcExitLibNull.uni
 delete mode 100644 UefiCpuPkg/Library/VmgExitLibNull/VmTdExitNull.c
 delete mode 100644 UefiCpuPkg/Library/VmgExitLibNull/VmgExitLibNull.uni

-- 
2.29.2.windows.2



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