Hi Ard,

V2 is now on the list.

Thanks,
Michael

On 2/10/2021 2:30 PM, Ard Biesheuvel wrote:
On Wed, 3 Feb 2021 at 04:51, <mikub...@linux.microsoft.com> wrote:

From: Michael Kubacki <michael.kuba...@microsoft.com>

REF:https://bugzilla.tianocore.org/show_bug.cgi?id=3204

Fixes the following compiler warning in VS2019 by changing defining
the MmramRangeCount variable to be UINTN and type casting prior
to value assignment.

\edk2\StandaloneMmPkg\Core\StandaloneMmCore.c(570): error C2220:
   the following warning is treated as an error
\edk2\StandaloneMmPkg\Core\StandaloneMmCore.c(570): warning C4244:
   '=': conversion from 'UINT64' to 'UINT32', possible loss of data

Cc: Ard Biesheuvel <ard.biesheu...@arm.com>
Cc: Sami Mujawar <sami.muja...@arm.com>
Cc: Jiewen Yao <jiewen....@intel.com>
Cc: Supreeth Venkatesh <supreeth.venkat...@arm.com>
Signed-off-by: Michael Kubacki <michael.kuba...@microsoft.com>
---
  StandaloneMmPkg/Core/StandaloneMmCore.c | 8 ++++----
  1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/StandaloneMmPkg/Core/StandaloneMmCore.c 
b/StandaloneMmPkg/Core/StandaloneMmCore.c
index 8388ec289ca8..d254a68f2fb8 100644
--- a/StandaloneMmPkg/Core/StandaloneMmCore.c
+++ b/StandaloneMmPkg/Core/StandaloneMmCore.c
@@ -511,7 +511,7 @@ StandaloneMmMain (
    EFI_HOB_GUID_TYPE               *MmramRangesHob;
    EFI_MMRAM_HOB_DESCRIPTOR_BLOCK  *MmramRangesHobData;
    EFI_MMRAM_DESCRIPTOR            *MmramRanges;
-  UINT32                          MmramRangeCount;
+  UINTN                           MmramRangeCount;
    EFI_HOB_FIRMWARE_VOLUME         *BfvHob;

    ProcessLibraryConstructorList (HobStart, &gMmCoreMmst);
@@ -546,7 +546,7 @@ StandaloneMmMain (
      MmramRangesHobData = GET_GUID_HOB_DATA (MmramRangesHob);
      ASSERT (MmramRangesHobData != NULL);
      MmramRanges = MmramRangesHobData->Descriptor;
-    MmramRangeCount = MmramRangesHobData->NumberOfMmReservedRegions;
+    MmramRangeCount = (UINTN) MmramRangesHobData->NumberOfMmReservedRegions;
      ASSERT (MmramRanges);
      ASSERT (MmramRangeCount);

@@ -554,7 +554,7 @@ StandaloneMmMain (
      // Copy the MMRAM ranges into MM_CORE_PRIVATE_DATA table just in case any
      // code relies on them being present there
      //
-    gMmCorePrivate->MmramRangeCount = MmramRangeCount;
+    gMmCorePrivate->MmramRangeCount = (UINT64) MmramRangeCount;
      gMmCorePrivate->MmramRanges =
        (EFI_PHYSICAL_ADDRESS)(UINTN)AllocatePool (MmramRangeCount * sizeof 
(EFI_MMRAM_DESCRIPTOR));
      ASSERT (gMmCorePrivate->MmramRanges != 0);
@@ -567,7 +567,7 @@ StandaloneMmMain (
      DataInHob       = GET_GUID_HOB_DATA (GuidHob);
      gMmCorePrivate = (MM_CORE_PRIVATE_DATA *)(UINTN)DataInHob->Address;
      MmramRanges     = (EFI_MMRAM_DESCRIPTOR 
*)(UINTN)gMmCorePrivate->MmramRanges;
-    MmramRangeCount = gMmCorePrivate->MmramRangeCount;
+    MmramRangeCount = (UINTN) gMmCorePrivate->MmramRangeCount;
    }

    //
--
2.28.0.windows.1



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This patch seems to have gotten mangled, so I can't apply it. Could
you please resend it with git send-email after you fixed up the
whitespace?

Thanks
Ard.






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