1/* 2 * Copyright (c) 2016 Georgia Institute of Technology 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; 9 * redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution; 12 * neither the name of the copyright holders nor the names of its 13 * contributors may be used to endorse or promote products derived from 14 * this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * Authors: Tushar Krishna 29 */ 30 31#ifndef __CPU_GARNET_SYNTHETIC_TRAFFIC_HH__ 32#define __CPU_GARNET_SYNTHETIC_TRAFFIC_HH__ 33 34#include <set> 35 36#include "base/statistics.hh" 37#include "mem/mem_object.hh" 38#include "mem/port.hh" 39#include "params/GarnetSyntheticTraffic.hh" 40#include "sim/eventq.hh" 41#include "sim/sim_exit.hh" 42#include "sim/sim_object.hh" 43#include "sim/stats.hh" 44 45enum TrafficType {BIT_COMPLEMENT_ = 0, 46 BIT_REVERSE_ = 1, 47 BIT_ROTATION_ = 2, 48 NEIGHBOR_ = 3, 49 SHUFFLE_ = 4, 50 TORNADO_ = 5, 51 TRANSPOSE_ = 6, 52 UNIFORM_RANDOM_ = 7, 53 NUM_TRAFFIC_PATTERNS_}; 54 55class Packet; 56class GarnetSyntheticTraffic : public MemObject 57{ 58 public: 59 typedef GarnetSyntheticTrafficParams Params; 60 GarnetSyntheticTraffic(const Params *p); 61 62 virtual void init(); 63 64 // main simulation loop (one cycle) 65 void tick(); 66 67 virtual BaseMasterPort &getMasterPort(const std::string &if_name, 68 PortID idx = InvalidPortID); 69 70 /** 71 * Print state of address in memory system via PrintReq (for 72 * debugging). 73 */ 74 void printAddr(Addr a); 75 76 protected:
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