A few minor non-debug compilation issues.

[gem5.git] / src / mem / bridge.cc

diff --git a/src/mem/bridge.cc b/src/mem/bridge.cc
index fb457484462bb4e050e2e0f0c806ed01acb3742e..d6adb05d13eb71fd2c31393b184b3d5f2f110bf1 100644 (file)
--- a/src/mem/bridge.cc
+++ b/src/mem/bridge.cc
@@ -121,14 +121,13 @@ Bridge::BridgePort::recvTiming(PacketPtr pkt)
                     otherPort->sendQueue.size(), otherPort->queuedRequests,
                     otherPort->outstandingResponses);
 
-    if (pkt->isRequest() && otherPort->reqQueueFull() && pkt->result !=
-            Packet::Nacked) {
+    if (pkt->isRequest() && otherPort->reqQueueFull() && !pkt->wasNacked()) {
         DPRINTF(BusBridge, "Remote queue full, nacking\n");
         nackRequest(pkt);
         return true;
     }
 
-    if (pkt->needsResponse() && pkt->result != Packet::Nacked)
+    if (pkt->needsResponse() && !pkt->wasNacked())
         if (respQueueFull()) {
             DPRINTF(BusBridge, "Local queue full, no space for response, nacking\n");
             DPRINTF(BusBridge, "queue size: %d outreq: %d outstanding resp: %d\n",
@@ -149,7 +148,7 @@ void
 Bridge::BridgePort::nackRequest(PacketPtr pkt)
 {
     // Nack the packet
-    pkt->result = Packet::Nacked;
+    pkt->setNacked();
     pkt->setDest(pkt->getSrc());
 
     //put it on the list to send
@@ -194,7 +193,7 @@ Bridge::BridgePort::nackRequest(PacketPtr pkt)
 void
 Bridge::BridgePort::queueForSendTiming(PacketPtr pkt)
 {
-    if (pkt->isResponse() || pkt->result == Packet::Nacked) {
+    if (pkt->isResponse() || pkt->wasNacked()) {
         // This is a response for a request we forwarded earlier.  The
         // corresponding PacketBuffer should be stored in the packet's
         // senderState field.
@@ -206,18 +205,15 @@ Bridge::BridgePort::queueForSendTiming(PacketPtr pkt)
 
         // Check if this packet was expecting a response and it's a nacked
         // packet, in which case we will never being seeing it
-        if (buf->expectResponse && pkt->result == Packet::Nacked)
+        if (buf->expectResponse && pkt->wasNacked())
             --outstandingResponses;
 
-
-        DPRINTF(BusBridge, "restoring  sender state: %#X, from packet buffer: %#X\n",
-                        pkt->senderState, buf);
-        DPRINTF(BusBridge, "  is response, new dest %d\n", pkt->getDest());
+        DPRINTF(BusBridge, "response, new dest %d\n", pkt->getDest());
         delete buf;
     }
 
 
-    if (pkt->isRequest() && pkt->result != Packet::Nacked) {
+    if (pkt->isRequest() && !pkt->wasNacked()) {
         ++queuedRequests;
     }
 
@@ -225,8 +221,6 @@ Bridge::BridgePort::queueForSendTiming(PacketPtr pkt)
 
     Tick readyTime = curTick + delay;
     PacketBuffer *buf = new PacketBuffer(pkt, readyTime);
-    DPRINTF(BusBridge, "old sender state: %#X, new sender state: %#X\n",
-            buf->origSenderState, buf);
 
     // If we're about to put this packet at the head of the queue, we
     // need to schedule an event to do the transmit.  Otherwise there
@@ -251,7 +245,7 @@ Bridge::BridgePort::trySend()
 
     // Ugly! @todo When multilevel coherence works this will be removed
     if (pkt->cmd == MemCmd::WriteInvalidateReq && fixPartialWrite &&
-            pkt->result != Packet::Nacked) {
+            !pkt->wasNacked()) {
         PacketPtr funcPkt = new Packet(pkt->req, MemCmd::WriteReq,
                             Packet::Broadcast);
         funcPkt->dataStatic(pkt->getPtr<uint8_t>());
@@ -264,7 +258,7 @@ Bridge::BridgePort::trySend()
             buf->origSrc, pkt->getDest(), pkt->getAddr());
 
     bool wasReq = pkt->isRequest();
-    bool wasNacked = pkt->result == Packet::Nacked;
+    bool wasNacked = pkt->wasNacked();
 
     if (sendTiming(pkt)) {
         // send successful
@@ -361,6 +355,8 @@ Bridge::BridgePort::getDeviceAddressRanges(AddrRangeList &resp,
                                            bool &snoop)
 {
     otherPort->getPeerAddressRanges(resp, snoop);
+    // we don't allow snooping across bridges
+    snoop = false;
 }
 
 BEGIN_DECLARE_SIM_OBJECT_PARAMS(Bridge)