Make CPU models signal to update the snoop ranges

--HG--
extra : convert_revision : 717b62510f28a69af99453309fbbb458359eeb2a

2 files changed, 13 insertions, 1 deletions

diff --git a/src/cpu/memtest/memtest.cc b/src/cpu/memtest/memtest.cc
index 91e073cf0..180f41541 100644
--- a/src/cpu/memtest/memtest.cc
+++ b/src/cpu/memtest/memtest.cc
@@ -81,8 +81,13 @@ MemTest::CpuPort::recvFunctional(PacketPtr pkt)
 void
 MemTest::CpuPort::recvStatusChange(Status status)
 {
-    if (status == RangeChange)
+    if (status == RangeChange) {
+        if (!snoopRangeSent) {
+            snoopRangeSent = true;
+            sendStatusChange(Port::RangeChange);
+        }
         return;
+    }
 
     panic("MemTest doesn't expect recvStatusChange callback!");
 }
@@ -145,6 +150,9 @@ MemTest::MemTest(const string &name,
     //  thread = new SimpleThread(NULL, 0, NULL, 0, mainMem);
     curTick = 0;
 
+    cachePort.snoopRangeSent = false;
+    funcPort.snoopRangeSent = true;
+
     // Needs to be masked off once we know the block size.
     traceBlockAddr = _traceAddr;
     baseAddr1 = 0x100000;
diff --git a/src/cpu/memtest/memtest.hh b/src/cpu/memtest/memtest.hh
index 2694efd39..7bf34d827 100644
--- a/src/cpu/memtest/memtest.hh
+++ b/src/cpu/memtest/memtest.hh
@@ -100,6 +100,8 @@ class MemTest : public MemObject
             : Port(_name, _memtest), memtest(_memtest)
         { }
 
+        bool snoopRangeSent;
+
       protected:
 
         virtual bool recvTiming(PacketPtr pkt);
@@ -120,6 +122,8 @@ class MemTest : public MemObject
     CpuPort cachePort;
     CpuPort funcPort;
 
+    bool snoopRangeSent;
+
     class MemTestSenderState : public Packet::SenderState
     {
       public: