ArmPkg: ArmLib: Update function to match header file

Update function implementation to match interface definition. The return should be bound to 0xffff0000, which is guaranteed to be a UINT32. Cc: Leif Lindholm <[email protected]> Cc: Ard Biesheuvel <[email protected]> Cc: Sami Mujawar <[email protected]> Signed-off-by: Kun Qin <[email protected]>
kraxel · Dec 11, 2024 · b689c38 · b689c38
1 parent 6539b69
commit b689c38
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/ArmPkg/Library/ArmLib/ArmLib.c b/ArmPkg/Library/ArmLib/ArmLib.c
@@ -71,15 +71,15 @@ ArmInstructionCacheLineLength (
   return 4 << (ArmCacheInfo () & 0xf); // CTR_EL0.IminLine
 }
 
-UINTN
+UINT32
 EFIAPI
 ArmCacheWritebackGranule (
   VOID
   )
 {
-  UINTN  CWG;
+  UINT32  CWG;
 
-  CWG = (ArmCacheInfo () >> 24) & 0xf; // CTR_EL0.CWG
+  CWG = (UINT32)((ArmCacheInfo () >> 24) & 0xf); // CTR_EL0.CWG
 
   if (CWG == 0) {
     return SIZE_2KB;