SimpleNetwork.hh revision 9858:f2417ecf5cc9
16145SN/A/* 26145SN/A * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood 36145SN/A * All rights reserved. 46145SN/A * 56145SN/A * Redistribution and use in source and binary forms, with or without 66145SN/A * modification, are permitted provided that the following conditions are 76145SN/A * met: redistributions of source code must retain the above copyright 86145SN/A * notice, this list of conditions and the following disclaimer; 96145SN/A * redistributions in binary form must reproduce the above copyright 106145SN/A * notice, this list of conditions and the following disclaimer in the 116145SN/A * documentation and/or other materials provided with the distribution; 126145SN/A * neither the name of the copyright holders nor the names of its 136145SN/A * contributors may be used to endorse or promote products derived from 146145SN/A * this software without specific prior written permission. 156145SN/A * 166145SN/A * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 176145SN/A * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 186145SN/A * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 196145SN/A * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 206145SN/A * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 216145SN/A * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 226145SN/A * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 236145SN/A * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 246145SN/A * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 256145SN/A * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 266145SN/A * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 276145SN/A */ 286145SN/A 297832SN/A#ifndef __MEM_RUBY_NETWORK_SIMPLE_SIMPLENETWORK_HH__ 307832SN/A#define __MEM_RUBY_NETWORK_SIMPLE_SIMPLENETWORK_HH__ 319356Snilay@cs.wisc.edu 328232SN/A#include <iostream> 337054SN/A#include <vector> 348257SBrad.Beckmann@amd.com 358255SBrad.Beckmann@amd.com#include "mem/ruby/common/Global.hh" 367054SN/A#include "mem/ruby/network/Network.hh" 376145SN/A#include "params/SimpleNetwork.hh" 387055SN/A#include "sim/sim_object.hh" 397055SN/A 407054SN/Aclass NetDest; 418257SBrad.Beckmann@amd.comclass MessageBuffer; 426145SN/Aclass Throttle; 436145SN/Aclass Switch; 446145SN/Aclass Topology; 456145SN/A 466145SN/Aclass SimpleNetwork : public Network 476145SN/A{ 486145SN/A public: 4911096Snilay@cs.wisc.edu typedef SimpleNetworkParams Params; 5011096Snilay@cs.wisc.edu SimpleNetwork(const Params *p); 5111096Snilay@cs.wisc.edu ~SimpleNetwork(); 5211096Snilay@cs.wisc.edu 5311096Snilay@cs.wisc.edu void init(); 546145SN/A 556881SN/A int getBufferSize() { return m_buffer_size; } 566881SN/A int getEndpointBandwidth() { return m_endpoint_bandwidth; } 576285SN/A bool getAdaptiveRouting() {return m_adaptive_routing; } 588257SBrad.Beckmann@amd.com 598257SBrad.Beckmann@amd.com void printStats(std::ostream& out) const; 6011320Ssteve.reinhardt@amd.com void clearStats(); 618257SBrad.Beckmann@amd.com void reset(); 629594Snilay@cs.wisc.edu 639594Snilay@cs.wisc.edu // returns the queue requested for the given component 648257SBrad.Beckmann@amd.com MessageBuffer* getToNetQueue(NodeID id, bool ordered, int network_num, std::string vnet_type); 658257SBrad.Beckmann@amd.com MessageBuffer* getFromNetQueue(NodeID id, bool ordered, int network_num, std::string vnet_type); 668257SBrad.Beckmann@amd.com virtual const std::vector<Throttle*>* getThrottles(NodeID id) const; 676881SN/A 6810078Snilay@cs.wisc.edu bool isVNetOrdered(int vnet) { return m_ordered[vnet]; } 699869Sjthestness@gmail.com bool validVirtualNetwork(int vnet) { return m_in_use[vnet]; } 707054SN/A 718257SBrad.Beckmann@amd.com int getNumNodes() {return m_nodes; } 726145SN/A 738257SBrad.Beckmann@amd.com // Methods used by Topology to setup the network 748257SBrad.Beckmann@amd.com void makeOutLink(SwitchID src, NodeID dest, BasicLink* link, 758257SBrad.Beckmann@amd.com LinkDirection direction, 768257SBrad.Beckmann@amd.com const NetDest& routing_table_entry); 778257SBrad.Beckmann@amd.com void makeInLink(NodeID src, SwitchID dest, BasicLink* link, 787054SN/A LinkDirection direction, 796145SN/A const NetDest& routing_table_entry); 809594Snilay@cs.wisc.edu void makeInternalLink(SwitchID src, SwitchID dest, BasicLink* link, 819594Snilay@cs.wisc.edu LinkDirection direction, 828257SBrad.Beckmann@amd.com const NetDest& routing_table_entry); 838257SBrad.Beckmann@amd.com 848257SBrad.Beckmann@amd.com void print(std::ostream& out) const; 856881SN/A 868257SBrad.Beckmann@amd.com bool functionalRead(Packet *pkt); 878257SBrad.Beckmann@amd.com uint32_t functionalWrite(Packet *pkt); 888257SBrad.Beckmann@amd.com 898257SBrad.Beckmann@amd.com private: 908257SBrad.Beckmann@amd.com void checkNetworkAllocation(NodeID id, bool ordered, int network_num); 918257SBrad.Beckmann@amd.com void addLink(SwitchID src, SwitchID dest, int link_latency); 928257SBrad.Beckmann@amd.com void makeLink(SwitchID src, SwitchID dest, 938257SBrad.Beckmann@amd.com const NetDest& routing_table_entry, int link_latency); 948257SBrad.Beckmann@amd.com SwitchID createSwitch(); 958257SBrad.Beckmann@amd.com void makeTopology(); 968257SBrad.Beckmann@amd.com void linkTopology(); 977054SN/A 986145SN/A // Private copy constructor and assignment operator 996145SN/A SimpleNetwork(const SimpleNetwork& obj); 1008257SBrad.Beckmann@amd.com SimpleNetwork& operator=(const SimpleNetwork& obj); 1019799Snilay@cs.wisc.edu 1027054SN/A // vector of queues from the components 1037054SN/A std::vector<std::vector<MessageBuffer*> > m_toNetQueues; 1047054SN/A std::vector<std::vector<MessageBuffer*> > m_fromNetQueues; 1058257SBrad.Beckmann@amd.com 1068257SBrad.Beckmann@amd.com std::vector<bool> m_in_use; 10710005Snilay@cs.wisc.edu std::vector<bool> m_ordered; 1088257SBrad.Beckmann@amd.com std::vector<Switch*> m_switches; 10911320Ssteve.reinhardt@amd.com std::vector<MessageBuffer*> m_buffers_to_free; 1107054SN/A std::vector<Switch*> m_endpoint_switches; 1116881SN/A 1128257SBrad.Beckmann@amd.com int m_buffer_size; 1137054SN/A int m_endpoint_bandwidth; 11411096Snilay@cs.wisc.edu bool m_adaptive_routing; 11511096Snilay@cs.wisc.edu}; 11611096Snilay@cs.wisc.edu 11711096Snilay@cs.wisc.eduinline std::ostream& 11811096Snilay@cs.wisc.eduoperator<<(std::ostream& out, const SimpleNetwork& obj) 11911096Snilay@cs.wisc.edu{ 1206145SN/A obj.print(out); 1217054SN/A out << std::flush; 1227054SN/A return out; 1237054SN/A} 1247054SN/A 1256145SN/A#endif // __MEM_RUBY_NETWORK_SIMPLE_SIMPLENETWORK_HH__ 1267054SN/A