SimpleNetwork.hh revision 11664
16145Snate@binkert.org/* 26145Snate@binkert.org * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood 36145Snate@binkert.org * All rights reserved. 46145Snate@binkert.org * 56145Snate@binkert.org * Redistribution and use in source and binary forms, with or without 66145Snate@binkert.org * modification, are permitted provided that the following conditions are 76145Snate@binkert.org * met: redistributions of source code must retain the above copyright 86145Snate@binkert.org * notice, this list of conditions and the following disclaimer; 96145Snate@binkert.org * redistributions in binary form must reproduce the above copyright 106145Snate@binkert.org * notice, this list of conditions and the following disclaimer in the 116145Snate@binkert.org * documentation and/or other materials provided with the distribution; 126145Snate@binkert.org * neither the name of the copyright holders nor the names of its 136145Snate@binkert.org * contributors may be used to endorse or promote products derived from 146145Snate@binkert.org * this software without specific prior written permission. 156145Snate@binkert.org * 166145Snate@binkert.org * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 176145Snate@binkert.org * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 186145Snate@binkert.org * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 196145Snate@binkert.org * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 206145Snate@binkert.org * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 216145Snate@binkert.org * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 226145Snate@binkert.org * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 236145Snate@binkert.org * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 246145Snate@binkert.org * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 256145Snate@binkert.org * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 266145Snate@binkert.org * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 276145Snate@binkert.org */ 286145Snate@binkert.org 297054Snate@binkert.org#ifndef __MEM_RUBY_NETWORK_SIMPLE_SIMPLENETWORK_HH__ 307054Snate@binkert.org#define __MEM_RUBY_NETWORK_SIMPLE_SIMPLENETWORK_HH__ 316145Snate@binkert.org 327055Snate@binkert.org#include <iostream> 337454Snate@binkert.org#include <vector> 347055Snate@binkert.org 356154Snate@binkert.org#include "mem/ruby/network/Network.hh" 367054Snate@binkert.org#include "params/SimpleNetwork.hh" 376145Snate@binkert.org 386145Snate@binkert.orgclass NetDest; 396145Snate@binkert.orgclass MessageBuffer; 406145Snate@binkert.orgclass Throttle; 416145Snate@binkert.orgclass Switch; 426145Snate@binkert.org 437054Snate@binkert.orgclass SimpleNetwork : public Network 447054Snate@binkert.org{ 457054Snate@binkert.org public: 466876Ssteve.reinhardt@amd.com typedef SimpleNetworkParams Params; 476876Ssteve.reinhardt@amd.com SimpleNetwork(const Params *p); 487054Snate@binkert.org ~SimpleNetwork(); 496145Snate@binkert.org 507054Snate@binkert.org void init(); 516145Snate@binkert.org 528259SBrad.Beckmann@amd.com int getBufferSize() { return m_buffer_size; } 538259SBrad.Beckmann@amd.com int getEndpointBandwidth() { return m_endpoint_bandwidth; } 548259SBrad.Beckmann@amd.com bool getAdaptiveRouting() {return m_adaptive_routing; } 558259SBrad.Beckmann@amd.com 569863Snilay@cs.wisc.edu void collateStats(); 579863Snilay@cs.wisc.edu void regStats(); 586145Snate@binkert.org 5911064Snilay@cs.wisc.edu bool isVNetOrdered(int vnet) const { return m_ordered[vnet]; } 606145Snate@binkert.org 617054Snate@binkert.org // Methods used by Topology to setup the network 6211663Stushar@ece.gatech.edu void makeExtOutLink(SwitchID src, NodeID dest, BasicLink* link, 639799Snilay@cs.wisc.edu const NetDest& routing_table_entry); 6411663Stushar@ece.gatech.edu void makeExtInLink(NodeID src, SwitchID dest, BasicLink* link, 659799Snilay@cs.wisc.edu const NetDest& routing_table_entry); 668257SBrad.Beckmann@amd.com void makeInternalLink(SwitchID src, SwitchID dest, BasicLink* link, 6711664Stushar@ece.gatech.edu const NetDest& routing_table_entry, 6811664Stushar@ece.gatech.edu PortDirection src_outport, 6911664Stushar@ece.gatech.edu PortDirection dst_inport); 706145Snate@binkert.org 717055Snate@binkert.org void print(std::ostream& out) const; 726145Snate@binkert.org 739302Snilay@cs.wisc.edu bool functionalRead(Packet *pkt); 749302Snilay@cs.wisc.edu uint32_t functionalWrite(Packet *pkt); 759302Snilay@cs.wisc.edu 767054Snate@binkert.org private: 777054Snate@binkert.org void addLink(SwitchID src, SwitchID dest, int link_latency); 787054Snate@binkert.org void makeLink(SwitchID src, SwitchID dest, 797054Snate@binkert.org const NetDest& routing_table_entry, int link_latency); 807054Snate@binkert.org void makeTopology(); 816145Snate@binkert.org 827054Snate@binkert.org // Private copy constructor and assignment operator 837054Snate@binkert.org SimpleNetwork(const SimpleNetwork& obj); 847054Snate@binkert.org SimpleNetwork& operator=(const SimpleNetwork& obj); 8510311Snilay@cs.wisc.edu 869858Snilay@cs.wisc.edu std::vector<Switch*> m_switches; 8711021Sjthestness@gmail.com std::vector<MessageBuffer*> m_int_link_buffers; 8811021Sjthestness@gmail.com int m_num_connected_buffers; 8911124Snilay@cs.wisc.edu const int m_buffer_size; 9011124Snilay@cs.wisc.edu const int m_endpoint_bandwidth; 9111124Snilay@cs.wisc.edu const bool m_adaptive_routing; 929863Snilay@cs.wisc.edu 939863Snilay@cs.wisc.edu //Statistical variables 949866Sjthestness@gmail.com Stats::Formula m_msg_counts[MessageSizeType_NUM]; 959866Sjthestness@gmail.com Stats::Formula m_msg_bytes[MessageSizeType_NUM]; 966145Snate@binkert.org}; 976145Snate@binkert.org 987055Snate@binkert.orginline std::ostream& 997055Snate@binkert.orgoperator<<(std::ostream& out, const SimpleNetwork& obj) 1006145Snate@binkert.org{ 1017054Snate@binkert.org obj.print(out); 1027055Snate@binkert.org out << std::flush; 1037054Snate@binkert.org return out; 1046145Snate@binkert.org} 1056145Snate@binkert.org 1067054Snate@binkert.org#endif // __MEM_RUBY_NETWORK_SIMPLE_SIMPLENETWORK_HH__ 107