OvmfPkg/AcpiPlatformDxe: rely on built-in checksumming

Implementation in
"MdeModulePkg/Universal/Acpi/AcpiTableDxe/AcpiTableProtocol.c":

  InstallAcpiTable()
    SetAcpiTable(... Checksum=TRUE ...)
      AddTableToList(... Checksum=TRUE ...)
        AcpiPlatformChecksum()

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13543 6f19259b-4bc3-4df7-8a09-765794883524

diff --git a/OvmfPkg/AcpiPlatformDxe/AcpiPlatform.c b/OvmfPkg/AcpiPlatformDxe/AcpiPlatform.c
index 47f32e2f76efc7a8a97b003a29747ed1d1fb9368..6e0b6100b50f79df0ea3f316297db44e7dbfe68b 100644 (file)
--- a/OvmfPkg/AcpiPlatformDxe/AcpiPlatform.c
+++ b/OvmfPkg/AcpiPlatformDxe/AcpiPlatform.c
@@ -129,34 +129,6 @@ LocateFvInstanceWithTables (
 }\r
 \r
 \r
 }\r
 \r
 \r

-/**\r
-  This function calculates and updates an UINT8 checksum.\r
-\r
-  @param  Buffer          Pointer to buffer to checksum\r
-  @param  Size            Number of bytes to checksum\r
-\r
-**/\r
-VOID\r
-AcpiPlatformChecksum (\r
-  IN UINT8      *Buffer,\r
-  IN UINTN      Size\r
-  )\r
-{\r
-  UINTN ChecksumOffset;\r
-\r
-  ChecksumOffset = OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER, Checksum);\r
-\r
-  //\r
-  // Set checksum to 0 first\r
-  //\r
-  Buffer[ChecksumOffset] = 0;\r
-\r
-  //\r
-  // Update checksum value\r
-  //\r
-  Buffer[ChecksumOffset] = CalculateCheckSum8(Buffer, Size);\r
-}\r
-\r

 /**\r
   Find ACPI tables in an FV and parses them. This function is useful for QEMU and KVM.\r
 \r
 /**\r
   Find ACPI tables in an FV and parses them. This function is useful for QEMU and KVM.\r
 \r


@@ -219,11 +191,6 @@ FindAcpiTablesInFv (
       TableSize = ((EFI_ACPI_DESCRIPTION_HEADER *) CurrentTable)->Length;\r
       ASSERT (Size >= TableSize);\r
 \r
       TableSize = ((EFI_ACPI_DESCRIPTION_HEADER *) CurrentTable)->Length;\r
       ASSERT (Size >= TableSize);\r
 \r

-      //\r
-      // Checksum ACPI table\r
-      //\r
-      AcpiPlatformChecksum ((UINT8*)CurrentTable, TableSize);\r
-\r

       //\r
       // Install ACPI table\r
       //\r
       //\r
       // Install ACPI table\r
       //\r