mem: Pass snoop retries through the CommMonitor

Allow the monitor to be placed after a snooping port, and do not fail
on snoop retries, but instead pass them on to the slave port.

2 files changed, 13 insertions, 0 deletions

diff --git a/src/mem/comm_monitor.cc b/src/mem/comm_monitor.cc
index 85d7be2f4..fa1950be3 100644
--- a/src/mem/comm_monitor.cc
+++ b/src/mem/comm_monitor.cc
@@ -344,6 +344,12 @@ CommMonitor::recvTimingSnoopResp(PacketPtr pkt)
     return masterPort.sendTimingSnoopResp(pkt);
 }
 
+void
+CommMonitor::recvRetrySnoopResp()
+{
+    slavePort.sendRetrySnoopResp();
+}
+
 bool
 CommMonitor::isSnooping() const
 {
diff --git a/src/mem/comm_monitor.hh b/src/mem/comm_monitor.hh
index df61b0b80..5ccce8037 100644
--- a/src/mem/comm_monitor.hh
+++ b/src/mem/comm_monitor.hh
@@ -167,6 +167,11 @@ class CommMonitor : public MemObject
             mon.recvReqRetry();
         }
 
+        void recvRetrySnoopResp()
+        {
+            mon.recvRetrySnoopResp();
+        }
+
       private:
 
         CommMonitor& mon;
@@ -248,6 +253,8 @@ class CommMonitor : public MemObject
 
     bool recvTimingSnoopResp(PacketPtr pkt);
 
+    void recvRetrySnoopResp();
+
     AddrRangeList getAddrRanges() const;
 
     bool isSnooping() const;