Changeset 700 for branches/MESI/modules/vci_cc_vcache_wrapper

Timestamp:

May 20, 2014, 2:43:42 PM (11 years ago)

Author:

haoliu

Message:

MESI: Adding the counters in the vci_mem_cache component to analyse the performance.

Location:

branches/MESI/modules/vci_cc_vcache_wrapper/caba/source

Files:

• include/vci_cc_vcache_wrapper.h (modified) (1 diff)
• src/vci_cc_vcache_wrapper.cpp (modified) (4 diffs)

branches/MESI/modules/vci_cc_vcache_wrapper/caba/source/include/vci_cc_vcache_wrapper.h

@@ -560 +560 @@
     sc_signal<bool>         r_dcache_read_state;
     sc_signal<bool>         r_dcache_read_for_modify;     // a command intent to write
+    sc_signal<bool>         r_dcache_getm_hit;            // getm for a shared line
     sc_signal<bool>         r_dcache_rsp_state;             
    

branches/MESI/modules/vci_cc_vcache_wrapper/caba/source/src/vci_cc_vcache_wrapper.cpp

@@ -2330 +2330 @@
                                    &cache_way,
                                    &cache_set,
-                                   &cache_word );
+                                   &cache_word
+                                   );
 
                 r_dcache.write( r_dcache_save_cache_way.read(),
@@ -2921 +2922 @@
                             r_dcache_vci_miss_req    = true;
                             r_dcache_read_for_modify = true;
+                            r_dcache_getm_hit        = true;
                             r_dcache_miss_type       = PROC_MISS;
                             r_dcache_fsm             = DCACHE_MISS_WAIT;
@@ -2947 +2949 @@
                             r_dcache_fsm             = DCACHE_MISS_SELECT;
                             r_dcache_read_for_modify = true; 
+                            r_dcache_getm_hit        = false;
                         }
                         else
@@ -6543 +6546 @@
         p_vci.trdid   = 0;
         if(r_dcache_read_for_modify.read())
-            p_vci.pktid   = TYPE_WRITE;
+        {
+            if(r_dcache_getm_hit.read())
+                p_vci.pktid   = TYPE_WRITE + 0x8;
+            else
+                p_vci.pktid   = TYPE_WRITE;
+                
+        }
         else
+        {
             p_vci.pktid   = TYPE_READ_DATA_MISS;
+        }
         p_vci.plen    = m_dcache_words << 2;
         p_vci.cmd     = vci_param::CMD_READ;