ARM: Added support for Access Flag and some CP15 regs (V2PCWPR, V2PCWPW, V2PCWUR, V2PCWUW,...)

1 files changed, 15 insertions, 0 deletions

diff --git a/src/arch/arm/tlb.hh b/src/arch/arm/tlb.hh
index c2894e5cd..a779a492d 100644
--- a/src/arch/arm/tlb.hh
+++ b/src/arch/arm/tlb.hh
@@ -88,6 +88,8 @@ class TLB : public BaseTLB
     int size;			// TLB Size
     int nlu;			// not last used entry (for replacement)
 
+    uint32_t _attr;      // Memory attributes for last accessed TLB entry
+
 #if FULL_SYSTEM
     TableWalker *tableWalker;
 #endif
@@ -151,6 +153,19 @@ class TLB : public BaseTLB
 
     static bool validVirtualAddress(Addr vaddr);
 
+    /** Accessor functions for memory attributes for last accessed TLB entry
+     */
+    void
+    setAttr(uint32_t attr)
+    {
+        _attr = attr;
+    }
+    uint32_t
+    getAttr() const
+    {
+        return _attr;
+    }
+
 #if FULL_SYSTEM
     Fault translateFs(RequestPtr req, ThreadContext *tc, Mode mode,
             Translation *translation, bool &delay, bool timing);