Dun: Is there a Bugzilla for this change? Thanks Liming > -----邮件原件----- > 发件人: [email protected] <[email protected]> 代表 duntan > 发送时间: 2024年5月17日 17:49 > 收件人: [email protected] > 抄送: Ray Ni <[email protected]>; Liming Gao <[email protected]>; > Jiaxin Wu <[email protected]>; Ard Biesheuvel <[email protected]>; > Leif Lindholm <[email protected]>; Sami Mujawar > <[email protected]>; Gerd Hoffmann <[email protected]>; Andrew Fish > <[email protected]>; Jiewen Yao <[email protected]> > 主题: [edk2-devel] [PATCH 0/9] Allocate and unblock variable runtime cache > buffer in PEI > > This patch set defines a new VARIABLE_RUNTIME_CACHE_INFO HOB. The HOB is > used to store the address and size of the buffer that will be used for variable > runtime service when the PcdEnableVariableRuntimeCache is TRUE. > In following patches, when PcdEnableVariableRuntimeCache is TRUE, VariablePei > will install a callback of gEfiPeiMemoryDiscoveredPpiGuid to allocate the needed > buffer for different type variable runtime cache and build the HOB. > Then VariableSmmRuntimeDxe driver will consume > gEdkiiVariableRuntimeCacheInfoHobGuid to initialize the variable runtime cache > related content. The code to allocate and unblock the runtime cache buffer in > VariableSmmRuntimeDxe is also removed in this patc set. > > PR for review: https://github.com/tianocore/edk2/pull/5607 > > Cc: Ray Ni <[email protected]> > Cc: Liming Gao <[email protected]> > Cc: Jiaxin Wu <[email protected]> > Cc: Ard Biesheuvel <[email protected]> > Cc: Leif Lindholm <[email protected]> > Cc: Sami Mujawar <[email protected]> > Cc: Gerd Hoffmann <[email protected]> > Cc: Andrew Fish <[email protected]> > Cc: Jiewen Yao <[email protected]> > > Dun Tan (9): > MdeModulePkg:Add new gEdkiiVariableRuntimeCacheInfoHobGuid > ArmVirtPkg: Add MmUnblockMemoryLib in DSC > EmulatorPkg: Add MmUnblockMemoryLib in DSC > OvmfPkg: Add MmUnblockMemoryLib in DSC > MdeModulePkg:Create gEdkiiVariableRuntimeCacheInfoHobGuid > MdeModulePkg:Remove unnecessary global variable > MdeModulePkg:Consume gEdkiiVariableRuntimeCacheInfoHobGuid > MdeModulePkg: Refine InitVariableCache() > MdeModulePkg:Add global variable mVariableRtCacheInfo > > ArmVirtPkg/ArmVirtCloudHv.dsc > | 2 ++ > EmulatorPkg/EmulatorPkg.dsc > | 1 + > MdeModulePkg/Include/Guid/VariableRuntimeCacheInfo.h > | 65 > +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ > ++++ > MdeModulePkg/MdeModulePkg.dec > | 3 +++ > MdeModulePkg/Universal/Variable/Pei/Variable.c | > 298 > +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ > +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ > +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ > +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ > +++++++++++++++++++++++++++++++++++++++++++++++++++++- > MdeModulePkg/Universal/Variable/Pei/Variable.h | > 3 +++ > MdeModulePkg/Universal/Variable/Pei/VariablePei.inf | > 8 +++++++- > MdeModulePkg/Universal/Variable/RuntimeDxe/VariableSmmRuntimeDxe.c > | 293 > +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ > +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ > ++-------------------------------------------------------------------------- ------------------------- > ---------------------------------------------------------------------- > MdeModulePkg/Universal/Variable/RuntimeDxe/VariableSmmRuntimeDxe.inf | > 5 +++-- > OvmfPkg/OvmfPkgIa32X64.dsc > | 2 +- > 10 files changed, 506 insertions(+), 174 deletions(-) > create mode 100644 > MdeModulePkg/Include/Guid/VariableRuntimeCacheInfo.h > > -- > 2.31.1.windows.1 > > > > >
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