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UefiCpuPkg/PiSmmCpu: Check EFI_RUNTIME_RO in UEFI mem attrib table.

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It treats the UEFI runtime page with EFI_MEMORY_RO attribute as
invalid SMM communication buffer.

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Jiewen Yao <jiewen.yao@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>
This commit is contained in:
Jiewen Yao
2017-11-22 23:11:54 +08:00
parent 6809627276
commit 8a2e1a9d54
3 changed files with 75 additions and 3 deletions
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UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.inf
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@@ -117,6 +117,7 @@
gEfiAcpi20TableGuid ## SOMETIMES_CONSUMES ## SystemTable
gEfiAcpi10TableGuid ## SOMETIMES_CONSUMES ## SystemTable
gEdkiiPiSmmMemoryAttributesTableGuid ## CONSUMES ## SystemTable
gEfiMemoryAttributesTableGuid ## CONSUMES ## SystemTable
[FeaturePcd]
gUefiCpuPkgTokenSpaceGuid.PcdCpuSmmDebug ## CONSUMES