1 files changed, 0 insertions, 69 deletions
diff --git a/StandaloneMmPkg/Library/StandaloneMmMemLib/X86StandaloneMmMemLibInternal.c b/StandaloneMmPkg/Library/StandaloneMmMemLib/X86StandaloneMmMemLibInternal.c
index 8f87e7803d..ee7aa74825 100644
--- a/StandaloneMmPkg/Library/StandaloneMmMemLib/X86StandaloneMmMemLibInternal.c
+++ b/StandaloneMmPkg/Library/StandaloneMmMemLib/X86StandaloneMmMemLibInternal.c
@@ -18,8 +18,6 @@
 #include <Library/MemoryAllocationLib.h>
 #include <Library/HobLib.h>
 
-#include <Guid/MmramMemoryReserve.h>
-
 typedef struct {
   EFI_PHYSICAL_ADDRESS    Base;
   UINT64                  Length;
@@ -32,8 +30,6 @@ UINTN                mValidNonMmramCount;
 // Maximum support address used to check input buffer
 //
 extern EFI_PHYSICAL_ADDRESS  mMmMemLibInternalMaximumSupportAddress;
-extern EFI_MMRAM_DESCRIPTOR  *mMmMemLibInternalMmramRanges;
-extern UINTN                 mMmMemLibInternalMmramCount;
 
 /**
   Calculate and save the maximum support address.
@@ -80,71 +76,6 @@ MmMemLibCalculateMaximumSupportAddress (
 }
 
 /**
-  Initialize cached Mmram Ranges from HOB.
-
-  @retval EFI_UNSUPPORTED   The routine is unable to extract MMRAM information.
-  @retval EFI_SUCCESS       MmRanges are populated successfully.
-
-**/
-EFI_STATUS
-MmMemLibInternalPopulateMmramRanges (
-  VOID
-  )
-{
-  VOID                            *HobStart;
-  EFI_HOB_GUID_TYPE               *MmramRangesHob;
-  EFI_MMRAM_HOB_DESCRIPTOR_BLOCK  *MmramRangesHobData;
-  EFI_MMRAM_DESCRIPTOR            *MmramDescriptors;
-
-  HobStart = GetHobList ();
-  DEBUG ((DEBUG_INFO, "%a - 0x%x\n", __func__, HobStart));
-
-  //
-  // Search for a Hob containing the MMRAM ranges
-  //
-  MmramRangesHob = GetFirstGuidHob (&gEfiSmmSmramMemoryGuid);
-  if (MmramRangesHob == NULL) {
-    MmramRangesHob = GetFirstGuidHob (&gEfiMmPeiMmramMemoryReserveGuid);
-    if (MmramRangesHob == NULL) {
-      return EFI_UNSUPPORTED;
-    }
-  }
-
-  MmramRangesHobData = GET_GUID_HOB_DATA (MmramRangesHob);
-  if ((MmramRangesHobData == NULL) || (MmramRangesHobData->Descriptor == NULL)) {
-    return EFI_UNSUPPORTED;
-  }
-
-  mMmMemLibInternalMmramCount = MmramRangesHobData->NumberOfMmReservedRegions;
-  MmramDescriptors            = MmramRangesHobData->Descriptor;
-
-  mMmMemLibInternalMmramRanges = AllocatePool (mMmMemLibInternalMmramCount * sizeof (EFI_MMRAM_DESCRIPTOR));
-  if (mMmMemLibInternalMmramRanges) {
-    CopyMem (
-      mMmMemLibInternalMmramRanges,
-      MmramDescriptors,
-      mMmMemLibInternalMmramCount * sizeof (EFI_MMRAM_DESCRIPTOR)
-      );
-  }
-
-  return EFI_SUCCESS;
-}
-
-/**
-  Deinitialize cached Mmram Ranges.
-
-**/
-VOID
-MmMemLibInternalFreeMmramRanges (
-  VOID
-  )
-{
-  if (mMmMemLibInternalMmramRanges != NULL) {
-    FreePool (mMmMemLibInternalMmramRanges);
-  }
-}
-
-/**
   Merge the overlapped or continuous ranges in input MemoryRange. This function is to optimize
   the process of checking whether a buffer range belongs to the range reported by resource HOB,
   since the buffer to be checked may be covered by multi resource HOB.