ArmPkg/ArmV7Lib: Add support for Invalid Instruction Cache to Point of Unification

This patch adds support to invalidate Instruction Cache to the Point of Unification (PoU).

Signed-off-by: eugenecohen
Reviewed-by: oliviermartin



git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13012 6f19259b-4bc3-4df7-8a09-765794883524

ArmPkg/Library/ArmLib/ArmV7/ArmV7Lib.h

@@ -15,6 +15,7 @@
 #ifndef __ARM_V7_LIB_H__
 #define __ARM_V7_LIB_H__
 
+typedef VOID (*ARM_V7_CACHE_OPERATION)(UINT32);
 
 VOID
 EFIAPI
@@ -34,6 +35,12 @@ ArmCleanDataCacheEntryBySetWay (
   IN  UINT32  SetWayFormat
   );
 
+VOID
+EFIAPI
+ArmCleanDataCacheToPoUEntryBySetWay (
+  IN  UINT32  SetWayFormat
+  );
+
 VOID
 EFIAPI
 ArmCleanInvalidateDataCacheEntryBySetWay (
@@ -76,5 +83,15 @@ ArmDisableFiq (
   VOID
   );
 
+VOID
+ArmV7PerformPoUDataCacheOperation (
+  IN  ARM_V7_CACHE_OPERATION  DataCacheOperation
+  );
+
+VOID
+ArmV7AllDataCachesOperation (
+  IN  ARM_V7_CACHE_OPERATION  DataCacheOperation
+  );
+  
 #endif // __ARM_V7_LIB_H__