Make CPU models signal to update the snoop ranges

--HG--
extra : convert_revision : 717b62510f28a69af99453309fbbb458359eeb2a

1 files changed, 9 insertions, 1 deletions

diff --git a/src/cpu/simple/atomic.cc b/src/cpu/simple/atomic.cc
index 58dc1fe5f..9a1f831cd 100644
--- a/src/cpu/simple/atomic.cc
+++ b/src/cpu/simple/atomic.cc
@@ -107,8 +107,13 @@ AtomicSimpleCPU::CpuPort::recvFunctional(PacketPtr pkt)
 void
 AtomicSimpleCPU::CpuPort::recvStatusChange(Status status)
 {
-    if (status == RangeChange)
+    if (status == RangeChange) {
+        if (!snoopRangeSent) {
+            snoopRangeSent = true;
+            sendStatusChange(Port::RangeChange);
+        }
         return;
+    }
 
     panic("AtomicSimpleCPU doesn't expect recvStatusChange callback!");
 }
@@ -127,6 +132,9 @@ AtomicSimpleCPU::AtomicSimpleCPU(Params *p)
 {
     _status = Idle;
 
+    icachePort.snoopRangeSent = false;
+    dcachePort.snoopRangeSent = false;
+
     ifetch_req = new Request();
     ifetch_req->setThreadContext(p->cpu_id, 0); // Add thread ID if we add MT
     ifetch_pkt = new Packet(ifetch_req, Packet::ReadReq, Packet::Broadcast);