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| author | Min M Xu <min.m.xu@intel.com> | 2022-11-01 13:13:48 +0800 |
|---|---|---|
| committer | mergify[bot] <37929162+mergify[bot]@users.noreply.github.com> | 2022-11-01 10:08:10 +0000 |
| commit | 7dcc2f387071e808be560f6ad0acbd1a7f0f6001 (patch) | |
| tree | cdc6848f2ca4ba7c1354752fa2913fc1124f12ce /OvmfPkg/TdxDxe/TdxDxe.inf | |
| parent | 2af33db3651aef3f1c04fd5b9b946c8983758742 (diff) | |
| download | edk2-7dcc2f387071e808be560f6ad0acbd1a7f0f6001.zip edk2-7dcc2f387071e808be560f6ad0acbd1a7f0f6001.tar.gz edk2-7dcc2f387071e808be560f6ad0acbd1a7f0f6001.tar.bz2 | |
OvmfPkg: Realize EdkiiMemoryAcceptProtocol in TdxDxe
RFC: https://bugzilla.tianocore.org/show_bug.cgi?id=3937
Memory usage may exceed the amount accepted at the begining (SEC), TDVF
needs to accept memory dynamically when OUT_OF_RESOURCE occurs.
Another usage is in SetOrClearSharedBit. If a memory region is changed from
shared to private, it must be accepted again.
EdkiiMemoryAcceptProtocol is defined in MdePkg and is implementated /
installed in TdxDxe for Intel TDX memory acceptance.
Cc: Erdem Aktas <erdemaktas@google.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: James Bottomley <jejb@linux.ibm.com>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Tom Lendacky <thomas.lendacky@amd.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Min Xu <min.m.xu@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
Diffstat (limited to 'OvmfPkg/TdxDxe/TdxDxe.inf')
| -rw-r--r-- | OvmfPkg/TdxDxe/TdxDxe.inf | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/OvmfPkg/TdxDxe/TdxDxe.inf b/OvmfPkg/TdxDxe/TdxDxe.inf index 3ce8a5c..9793562 100644 --- a/OvmfPkg/TdxDxe/TdxDxe.inf +++ b/OvmfPkg/TdxDxe/TdxDxe.inf @@ -52,6 +52,7 @@ gEfiAcpiTableProtocolGuid ## CONSUMES
gEfiMpInitLibMpDepProtocolGuid
gEfiMpInitLibUpDepProtocolGuid
+ gEdkiiMemoryAcceptProtocolGuid
[Pcd]
gUefiOvmfPkgTokenSpaceGuid.PcdPciIoBase
@@ -69,3 +70,4 @@ gEfiMdeModulePkgTokenSpaceGuid.PcdTdxSharedBitMask
gEfiMdeModulePkgTokenSpaceGuid.PcdSetNxForStack
gEfiMdeModulePkgTokenSpaceGuid.PcdEmuVariableNvStoreReserved
+ gUefiOvmfPkgTokenSpaceGuid.PcdTdxAcceptPageSize
|