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UefiCpuPkg/MpInitLib: Add code to initialize MapMask

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In function CreatePageTable(), add code to initialize MapMask to
MAX_UINT64. When creating new page table or map non-present range
to present, all attributes should be provided.

Signed-off-by: Dun Tan <dun.tan@intel.com>
Cc: Eric Dong <eric.dong@intel.com>
Reviewed-by: Ray Ni <ray.ni@intel.com>
Cc: Rahul Kumar <rahul1.kumar@intel.com>
Tested-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Dun Tan 2023-03-17 15:43:26 +08:00 committed by mergify[bot]
parent c90cb726f8
commit 96e8676577
1 changed files with 1 additions and 4 deletions
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UefiCpuPkg/Library/MpInitLib/X64/CreatePageTable.c
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@ -36,10 +36,7 @@ CreatePageTable (
MapAttribute.Uint64 = Address;
MapAttribute.Bits.Present = 1;
MapAttribute.Bits.ReadWrite = 1;
MapMask.Bits.PageTableBaseAddress = 1;
MapMask.Bits.Present = 1;
MapMask.Bits.ReadWrite = 1;
MapMask.Uint64 = MAX_UINT64;
PageTable = 0;
PageTableBufferSize = 0;