Clean up DEC files:

[mirror_edk2.git] / MdeModulePkg / Core / Pei / Ppi / Ppi.c

diff --git a/MdeModulePkg/Core/Pei/Ppi/Ppi.c b/MdeModulePkg/Core/Pei/Ppi/Ppi.c
index 04b29ecd73801a434639d3a57df420a4126d8f2a..65dc5be9fcd96ae5519c15b769f44dee5a117277 100644 (file)
--- a/MdeModulePkg/Core/Pei/Ppi/Ppi.c
+++ b/MdeModulePkg/Core/Pei/Ppi/Ppi.c
@@ -1,8 +1,8 @@
 /** @file\r
   EFI PEI Core PPI services\r
   \r
-Copyright (c) 2006, Intel Corporation\r
-All rights reserved. This program and the accompanying materials\r
+Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>\r
+This program and the accompanying materials\r
 are licensed and made available under the terms and conditions of the BSD License\r
 which accompanies this distribution.  The full text of the license may be found at\r
 http://opensource.org/licenses/bsd-license.php\r
@@ -47,6 +47,8 @@ InitializePpiServices (
                              will be fixup for PpiData and PpiDescriptor.\r
   @param Fixup               The address difference between\r
                              the new Hob list and old Hob list.\r
+  @param FixupPositive       TRUE if new Hob list is above the old Hob list.  \r
+                             Otherwise FALSE.\r
 \r
 **/\r
 VOID\r
@@ -54,7 +56,8 @@ ConvertPpiPointers (
   IN PEI_CORE_INSTANCE       *PrivateData,\r
   IN UINTN                   OldCheckingBottom,\r
   IN UINTN                   OldCheckingTop,\r
-  IN INTN                    Fixup\r
+  IN UINTN                   Fixup,\r
+  IN BOOLEAN                 FixupPositive\r
   )\r
 {\r
   UINT8                 Index;\r
@@ -71,7 +74,11 @@ ConvertPpiPointers (
         // Convert the pointer to the PEIM descriptor from the old HOB heap\r
         // to the relocated HOB heap.\r
         //\r
-        PpiPointer->Raw = (VOID *) ((UINTN)PpiPointer->Raw + Fixup);\r
+        if (FixupPositive) {\r
+          PpiPointer->Raw = (VOID *) ((UINTN)PpiPointer->Raw + Fixup);\r
+        } else {\r
+          PpiPointer->Raw = (VOID *) ((UINTN)PpiPointer->Raw - Fixup);\r
+        }\r
 \r
         //\r
         // Only when the PEIM descriptor is in the old HOB should it be necessary\r
@@ -84,7 +91,11 @@ ConvertPpiPointers (
           // Convert the pointer to the GUID in the PPI or NOTIFY descriptor\r
           // from the old HOB heap to the relocated HOB heap.\r
           //\r
-          PpiPointer->Ppi->Guid = (VOID *) ((UINTN)PpiPointer->Ppi->Guid + Fixup);\r
+          if (FixupPositive) {\r
+            PpiPointer->Ppi->Guid = (VOID *) ((UINTN)PpiPointer->Ppi->Guid + Fixup);\r
+          } else {\r
+            PpiPointer->Ppi->Guid = (VOID *) ((UINTN)PpiPointer->Ppi->Guid - Fixup);\r
+          }\r
         }\r
 \r
         //\r
@@ -98,7 +109,11 @@ ConvertPpiPointers (
             // Convert the pointer to the PPI interface structure in the PPI descriptor\r
             // from the old HOB heap to the relocated HOB heap.\r
             //\r
-            PpiPointer->Ppi->Ppi = (VOID *) ((UINTN)PpiPointer->Ppi->Ppi+ Fixup);\r
+            if (FixupPositive) {\r
+              PpiPointer->Ppi->Ppi = (VOID *) ((UINTN)PpiPointer->Ppi->Ppi + Fixup);\r
+            } else {\r
+              PpiPointer->Ppi->Ppi = (VOID *) ((UINTN)PpiPointer->Ppi->Ppi - Fixup);\r
+            }\r
         }\r
       }\r
     }\r
@@ -254,7 +269,7 @@ PeiReInstallPpi (
   // Remove the old PPI from the database, add the new one.\r
   //\r
   DEBUG((EFI_D_INFO, "Reinstall PPI: %g\n", NewPpi->Guid));\r
-  ASSERT (Index < FixedPcdGet32 (PcdPeiCoreMaxPpiSupported));\r
+  ASSERT (Index < (INTN)(FixedPcdGet32 (PcdPeiCoreMaxPpiSupported)));\r
   PrivateData->PpiData.PpiListPtrs[Index].Ppi = (EFI_PEI_PPI_DESCRIPTOR *) NewPpi;\r
 \r
   //\r