Changeset 477 for branches/RWT/modules/vci_mem_cache/caba/source/include/xram_transaction.h

Timestamp:

Jul 26, 2013, 5:03:12 PM (11 years ago)

Author:

lgarcia

Message:

Reintroducing RWT branch merging the last modifications of the
trunk (CLACK channel)
WARNING: bugs remaining (with 1c16p and small caches (L2:16*16; L1:4*4))

Location:

branches/RWT

Files:

• . (added)
• modules (added)
• modules/vci_mem_cache (copied) (copied from trunk/modules/vci_mem_cache)
• modules/vci_mem_cache/caba/source/include/xram_transaction.h (modified) (1 diff)

branches/RWT/modules/vci_mem_cache/caba/source/include/xram_transaction.h

@@ -294 +294 @@
     }
 
+    ///////////////////////////////////////////////////////////////////////
+    // The hit_write() function looks if an XRAM write transaction exists 
+    // for a given line.
+    // Arguments :
+    // - index : (return argument) the index of the hit entry, if there is
+    // - nline : the index (zy) of the requested line
+    // The function returns true if a write request has already been sent
+    ///////////////////////////////////////////////////////////////////////
+    bool hit_write(const addr_t nline, size_t* index)
+    {
+        for(size_t i=0; i<size_tab; i++){
+            if(tab[i].valid && (nline==tab[i].nline) && !(tab[i].xram_read)) {
+                *index = i;
+                return true;    
+            }
+        }
+        return false;
+    }
     /////////////////////////////////////////////////////////////////////
     // The write_data_mask() function writes a vector of data (a line).