1 files changed, 5 insertions, 5 deletions
diff --git a/ArmPlatformPkg/Library/ArmPlatformGlobalVariableLib/PrePi/PrePiArmPlatformGlobalVariableLib.c b/ArmPlatformPkg/Library/ArmPlatformGlobalVariableLib/PrePi/PrePiArmPlatformGlobalVariableLib.c
index 47430e302..02cbb00da 100644
--- a/ArmPlatformPkg/Library/ArmPlatformGlobalVariableLib/PrePi/PrePiArmPlatformGlobalVariableLib.c
+++ b/ArmPlatformPkg/Library/ArmPlatformGlobalVariableLib/PrePi/PrePiArmPlatformGlobalVariableLib.c
@@ -19,8 +19,8 @@
 #include <Library/PcdLib.h>
 #include <Library/DebugLib.h>
 
-#define IS_XIP() (((UINT32)PcdGet32 (PcdFdBaseAddress) > (UINT32)(PcdGet32 (PcdSystemMemoryBase) + PcdGet32 (PcdSystemMemorySize))) || \
-                  ((PcdGet32 (PcdFdBaseAddress) + PcdGet32 (PcdFdSize)) < PcdGet32 (PcdSystemMemoryBase)))
+#define IS_XIP() (((UINT32)PcdGet32 (PcdFdBaseAddress) > (UINT32)(PcdGet64 (PcdSystemMemoryBase) + PcdGet64 (PcdSystemMemorySize))) || \
+                  ((PcdGet32 (PcdFdBaseAddress) + PcdGet32 (PcdFdSize)) < PcdGet64 (PcdSystemMemoryBase)))
 
 // Declared by ArmPlatformPkg/PrePi Module
 extern UINTN mGlobalVariableBase;
@@ -40,7 +40,7 @@ ArmPlatformGetGlobalVariable (
   if (IS_XIP()) {
     // In Case of XIP, we expect the Primary Stack at the top of the System Memory
     // The size must be 64bit aligned to allow 64bit variable to be aligned
-    GlobalVariableBase = PcdGet32 (PcdSystemMemoryBase) + PcdGet32 (PcdSystemMemorySize) - ALIGN_VALUE(PcdGet32 (PcdPeiGlobalVariableSize),0x8);
+    GlobalVariableBase = PcdGet64 (PcdSystemMemoryBase) + PcdGet64 (PcdSystemMemorySize) - ALIGN_VALUE(PcdGet32 (PcdPeiGlobalVariableSize),0x8);
   } else {
     GlobalVariableBase = mGlobalVariableBase;
   }
@@ -69,7 +69,7 @@ ArmPlatformSetGlobalVariable (
   if (IS_XIP()) {
     // In Case of XIP, we expect the Primary Stack at the top of the System Memory
     // The size must be 64bit aligned to allow 64bit variable to be aligned
-    GlobalVariableBase = PcdGet32 (PcdSystemMemoryBase) + PcdGet32 (PcdSystemMemorySize) - ALIGN_VALUE(PcdGet32 (PcdPeiGlobalVariableSize),0x8);
+    GlobalVariableBase = PcdGet64 (PcdSystemMemoryBase) + PcdGet64 (PcdSystemMemorySize) - ALIGN_VALUE(PcdGet32 (PcdPeiGlobalVariableSize),0x8);
   } else {
     GlobalVariableBase = mGlobalVariableBase;
   }
@@ -96,7 +96,7 @@ ArmPlatformGetGlobalVariableAddress (
   if (IS_XIP()) {
     // In Case of XIP, we expect the Primary Stack at the top of the System Memory
     // The size must be 64bit aligned to allow 64bit variable to be aligned
-    GlobalVariableBase = PcdGet32 (PcdSystemMemoryBase) + PcdGet32 (PcdSystemMemorySize) - ALIGN_VALUE(PcdGet32 (PcdPeiGlobalVariableSize),0x8);
+    GlobalVariableBase = PcdGet64 (PcdSystemMemoryBase) + PcdGet64 (PcdSystemMemorySize) - ALIGN_VALUE(PcdGet32 (PcdPeiGlobalVariableSize),0x8);
   } else {
     GlobalVariableBase = mGlobalVariableBase;
   }