Changeset 134 for trunk/modules/vci_mem_cache_v4

Timestamp:

Jan 24, 2011, 5:36:50 PM (14 years ago)

Author:

kane

Message:

add multi write buffer in cc_xcache_v4

File:

• trunk/modules/vci_mem_cache_v4/caba/source/src/vci_mem_cache_v4.cpp (modified) (7 diffs)

trunk/modules/vci_mem_cache_v4/caba/source/src/vci_mem_cache_v4.cpp

@@ -33 +33 @@
 //#define DDEBUG // Directory debug
 //#define LOCK_DEBUG // Lock debug
-//#define DEBUG_VCI_MEM_CACHE 1
-#define DEBUG_START_CYCLE 8750000
+#define DEBUG_VCI_MEM_CACHE 0
+#define DEBUG_START_CYCLE   200000
 #define RANDOMIZE_SC
+
+#if DEBUG_VCI_MEM_CACHE
+# define PRINTF(msg...) do { if (m_cpt_cycles > DEBUG_START_CYCLE) printf(msg); } while (0); 
+#else
+# define PRINTF(msg...)
+#endif
+
 namespace soclib { namespace caba {
 
@@ -641 +648 @@
         {
           if ( p_vci_tgt.cmdval ) {
+
+              PRINTF("  * <TGT> Request from %d at address %llx\n",(uint32_t)p_vci_tgt.srcid.read(),(uint64_t)p_vci_tgt.address.read());
+
             assert( (p_vci_tgt.srcid.read() < m_initiators) && 
             "VCI_MEM_CACHE error in direct request : received SRCID is larger than the number of initiators");
@@ -653 +663 @@
               }
             }
-
 
             if ( !reached ) 
@@ -666 +675 @@
               r_tgt_cmd_fsm = TGT_CMD_READ;
             } 
-            else if (( p_vci_tgt.cmd.read() == vci_param::CMD_WRITE ) && ( p_vci_tgt.trdid.read() == 0x0 ))
+            // else if (( p_vci_tgt.cmd.read() == vci_param::CMD_WRITE ) && ( p_vci_tgt.trdid.read() == 0x0 ))
+            else if ( p_vci_tgt.cmd.read() == vci_param::CMD_WRITE )
             {  
               r_tgt_cmd_fsm = TGT_CMD_WRITE;
@@ -838 +848 @@
     ////////////////////////////////////////////////////////////////////////////////////
 
+    PRINTF("  * TOP : Request from %d at address %llx\n",(uint32_t)m_cmd_read_srcid_fifo.read(),(uint64_t)m_cmd_read_addr_fifo.read());
+
     switch ( r_read_fsm.read() ) {
 
@@ -844 +856 @@
         {
           if (m_cmd_read_addr_fifo.rok()) {
+            PRINTF("  * <READ> Request from %d at address %llx\n",(uint32_t)m_cmd_read_srcid_fifo.read(),(uint64_t)m_cmd_read_addr_fifo.read());
+
             m_cpt_read++;
             r_read_fsm = READ_DIR_LOCK;
@@ -2591 +2605 @@
             hit_inval = m_update_tab.search_inval(r_cleanup_nline.read(),index);
             if(!hit_inval) {
-#ifdef DEBUG_VCI_MEM_CACHE
+#if DEBUG_VCI_MEM_CACHE
 if(m_cpt_cycles > DEBUG_START_CYCLE)
               std::cout << "MEM_CACHE WARNING: cleanup with no corresponding entry at address : " << std::hex << (r_cleanup_nline.read()*4*m_words) << std::dec << std::endl;