diff options
Diffstat (limited to 'src/mem/dram_ctrl.cc')
-rw-r--r-- | src/mem/dram_ctrl.cc | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/src/mem/dram_ctrl.cc b/src/mem/dram_ctrl.cc index 8682cbbaf..23eba158d 100644 --- a/src/mem/dram_ctrl.cc +++ b/src/mem/dram_ctrl.cc @@ -877,13 +877,18 @@ DRAMCtrl::accessAndRespond(PacketPtr pkt, Tick static_latency) if (needsResponse) { // access already turned the packet into a response assert(pkt->isResponse()); - - // @todo someone should pay for this + // response_time consumes the static latency and is charged also + // with headerDelay that takes into account the delay provided by + // the xbar and also the payloadDelay that takes into account the + // number of data beats. + Tick response_time = curTick() + static_latency + pkt->headerDelay + + pkt->payloadDelay; + // Here we reset the timing of the packet before sending it out. pkt->headerDelay = pkt->payloadDelay = 0; // queue the packet in the response queue to be sent out after // the static latency has passed - port.schedTimingResp(pkt, curTick() + static_latency); + port.schedTimingResp(pkt, response_time); } else { // @todo the packet is going to be deleted, and the DRAMPacket // is still having a pointer to it |