MdeModulePkg: Add the alignment check for FTW spare area address and length, and add the check for PcdFlashNvStorageVariableSize <= PcdFlashNvStorageFtwSpareSize.
Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Star Zeng <star.zeng@intel.com> Reviewed-by: Jiewen Yao <jiewen.yao@intel.com> Reviewed-by: Liming Gao <liming.gao@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14463 6f19259b-4bc3-4df7-8a09-765794883524
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@@ -335,6 +335,7 @@ FtwNotificationEvent (
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UINT64 Length;
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EFI_PHYSICAL_ADDRESS VariableStoreBase;
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UINT64 VariableStoreLength;
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UINTN FtwMaxBlockSize;
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//
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// Ensure FTW protocol is installed.
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@@ -343,7 +344,12 @@ FtwNotificationEvent (
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if (EFI_ERROR (Status)) {
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return ;
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}
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Status = FtwProtocol->GetMaxBlockSize (FtwProtocol, &FtwMaxBlockSize);
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if (!EFI_ERROR (Status)) {
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ASSERT (PcdGet32 (PcdFlashNvStorageVariableSize) <= FtwMaxBlockSize);
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}
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//
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// Find the proper FVB protocol for variable.
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//
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@@ -792,6 +792,7 @@ SmmFtwNotificationEvent (
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EFI_SMM_FIRMWARE_VOLUME_BLOCK_PROTOCOL *FvbProtocol;
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EFI_SMM_FAULT_TOLERANT_WRITE_PROTOCOL *FtwProtocol;
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EFI_PHYSICAL_ADDRESS NvStorageVariableBase;
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UINTN FtwMaxBlockSize;
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if (mVariableModuleGlobal->FvbInstance != NULL) {
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return EFI_SUCCESS;
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@@ -805,6 +806,11 @@ SmmFtwNotificationEvent (
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return Status;
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}
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Status = FtwProtocol->GetMaxBlockSize (FtwProtocol, &FtwMaxBlockSize);
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if (!EFI_ERROR (Status)) {
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ASSERT (PcdGet32 (PcdFlashNvStorageVariableSize) <= FtwMaxBlockSize);
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}
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//
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// Find the proper FVB protocol for variable.
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//
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