CPU: Add some useful debug message to the timing simple cpu.
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1 changed files with 9 additions and 0 deletions
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@ -729,6 +729,7 @@ TimingSimpleCPU::fetch()
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Request *ifetch_req = new Request();
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ifetch_req->setThreadContext(_cpuId, /* thread ID */ 0);
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setupFetchRequest(ifetch_req);
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DPRINTF(SimpleCPU, "Translating address %#x\n", ifetch_req->getVaddr());
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thread->itb->translateTiming(ifetch_req, tc, &fetchTranslation,
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BaseTLB::Execute);
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} else {
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@ -745,8 +746,11 @@ void
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TimingSimpleCPU::sendFetch(Fault fault, RequestPtr req, ThreadContext *tc)
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{
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if (fault == NoFault) {
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DPRINTF(SimpleCPU, "Sending fetch for addr %#x(pa: %#x)\n",
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req->getVaddr(), req->getPaddr());
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ifetch_pkt = new Packet(req, MemCmd::ReadReq, Packet::Broadcast);
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ifetch_pkt->dataStatic(&inst);
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DPRINTF(SimpleCPU, " -- pkt addr: %#x\n", ifetch_pkt->getAddr());
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if (!icachePort.sendTiming(ifetch_pkt)) {
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// Need to wait for retry
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@ -758,6 +762,7 @@ TimingSimpleCPU::sendFetch(Fault fault, RequestPtr req, ThreadContext *tc)
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ifetch_pkt = NULL;
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}
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} else {
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DPRINTF(SimpleCPU, "Translation of addr %#x faulted\n", req->getVaddr());
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delete req;
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// fetch fault: advance directly to next instruction (fault handler)
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_status = Running;
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@ -800,6 +805,9 @@ TimingSimpleCPU::advanceInst(Fault fault)
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void
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TimingSimpleCPU::completeIfetch(PacketPtr pkt)
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{
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DPRINTF(SimpleCPU, "Complete ICache Fetch for addr %#x\n", pkt ?
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pkt->getAddr() : 0);
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// received a response from the icache: execute the received
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// instruction
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@ -881,6 +889,7 @@ bool
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TimingSimpleCPU::IcachePort::recvTiming(PacketPtr pkt)
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{
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if (pkt->isResponse() && !pkt->wasNacked()) {
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DPRINTF(SimpleCPU, "Received timing response %#x\n", pkt->getAddr());
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// delay processing of returned data until next CPU clock edge
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Tick next_tick = cpu->nextCycle(curTick());
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