2 files changed, 23 insertions, 1 deletions
diff --git a/src/mem/ruby/slicc_interface/AbstractCacheEntry.cc b/src/mem/ruby/slicc_interface/AbstractCacheEntry.cc
index 3d8972c40..c0fe6ffd3 100644
--- a/src/mem/ruby/slicc_interface/AbstractCacheEntry.cc
+++ b/src/mem/ruby/slicc_interface/AbstractCacheEntry.cc
@@ -32,9 +32,26 @@ AbstractCacheEntry::AbstractCacheEntry()
 {
     m_Address.setAddress(0);
     m_Permission = AccessPermission_NotPresent;
+    m_locked = -1;
 }
 
 AbstractCacheEntry::~AbstractCacheEntry()
 {
 }
 
+AccessPermission
+AbstractCacheEntry::getPermission() const
+{
+    return m_Permission;
+}
+
+void
+AbstractCacheEntry::changePermission(AccessPermission new_perm)
+{
+    m_Permission = new_perm;
+    if ((new_perm == AccessPermission_Invalid) ||
+        (new_perm == AccessPermission_NotPresent) ||
+        (new_perm == AccessPermission_Stale)) {
+        m_locked = -1;
+    }
+}
diff --git a/src/mem/ruby/slicc_interface/AbstractCacheEntry.hh b/src/mem/ruby/slicc_interface/AbstractCacheEntry.hh
index 66cce58a1..87c96a9cb 100644
--- a/src/mem/ruby/slicc_interface/AbstractCacheEntry.hh
+++ b/src/mem/ruby/slicc_interface/AbstractCacheEntry.hh
@@ -48,11 +48,17 @@ class AbstractCacheEntry : public AbstractEntry
     AbstractCacheEntry();
     virtual ~AbstractCacheEntry() = 0;
 
+    // Get/Set permission of cache entry
+    AccessPermission getPermission() const;
+    void changePermission(AccessPermission new_perm);
+
     Address m_Address; // Address of this block, required by CacheMemory
     Time m_LastRef; // Last time this block was referenced, required
                     // by CacheMemory
     AccessPermission m_Permission; // Access permission for this
                                    // block, required by CacheMemory
+    int m_locked; // Holds info whether the address is locked,
+                  // required for implementing LL/SC
 };
 
 inline std::ostream&
@@ -64,4 +70,3 @@ operator<<(std::ostream& out, const AbstractCacheEntry& obj)
 }
 
 #endif // __MEM_RUBY_SLICC_INTERFACE_ABSTRACTCACHEENTRY_HH__
-