Network.cc revision 6881
16700Snate@binkert.org/* 26700Snate@binkert.org * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood 36700Snate@binkert.org * All rights reserved. 46700Snate@binkert.org * 56700Snate@binkert.org * Redistribution and use in source and binary forms, with or without 66700Snate@binkert.org * modification, are permitted provided that the following conditions are 76700Snate@binkert.org * met: redistributions of source code must retain the above copyright 86700Snate@binkert.org * notice, this list of conditions and the following disclaimer; 96700Snate@binkert.org * redistributions in binary form must reproduce the above copyright 106700Snate@binkert.org * notice, this list of conditions and the following disclaimer in the 116700Snate@binkert.org * documentation and/or other materials provided with the distribution; 126700Snate@binkert.org * neither the name of the copyright holders nor the names of its 136700Snate@binkert.org * contributors may be used to endorse or promote products derived from 146700Snate@binkert.org * this software without specific prior written permission. 156700Snate@binkert.org * 166700Snate@binkert.org * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 176700Snate@binkert.org * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 186700Snate@binkert.org * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 196700Snate@binkert.org * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 206700Snate@binkert.org * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 216700Snate@binkert.org * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 226700Snate@binkert.org * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 236700Snate@binkert.org * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 246700Snate@binkert.org * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 256700Snate@binkert.org * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 266700Snate@binkert.org * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 276700Snate@binkert.org */ 286285Snate@binkert.org 296285Snate@binkert.org#include "mem/protocol/MachineType.hh" 306285Snate@binkert.org#include "mem/ruby/network/Network.hh" 316881SBrad.Beckmann@amd.com#include "mem/ruby/network/simple/Topology.hh" 326285Snate@binkert.org 336876Ssteve.reinhardt@amd.comNetwork::Network(const Params *p) 346876Ssteve.reinhardt@amd.com : SimObject(p) 356285Snate@binkert.org{ 366876Ssteve.reinhardt@amd.com m_virtual_networks = p->number_of_virtual_networks; 376876Ssteve.reinhardt@amd.com m_topology_ptr = p->topology; 386876Ssteve.reinhardt@amd.com m_buffer_size = p->buffer_size; 396876Ssteve.reinhardt@amd.com m_endpoint_bandwidth = p->endpoint_bandwidth; 406876Ssteve.reinhardt@amd.com m_adaptive_routing = p->adaptive_routing; 416876Ssteve.reinhardt@amd.com m_link_latency = p->link_latency; 426876Ssteve.reinhardt@amd.com m_control_msg_size = p->control_msg_size; 436876Ssteve.reinhardt@amd.com 446881SBrad.Beckmann@amd.com // 456881SBrad.Beckmann@amd.com // Total nodes/controllers in network 466881SBrad.Beckmann@amd.com // Must make sure this is called after the State Machine constructors 476881SBrad.Beckmann@amd.com // 486881SBrad.Beckmann@amd.com m_nodes = MachineType_base_number(MachineType_NUM); 496881SBrad.Beckmann@amd.com assert(m_nodes != 0); 506881SBrad.Beckmann@amd.com 516876Ssteve.reinhardt@amd.com assert(m_virtual_networks != 0); 526876Ssteve.reinhardt@amd.com assert(m_topology_ptr != NULL); 536881SBrad.Beckmann@amd.com 546881SBrad.Beckmann@amd.com // 556881SBrad.Beckmann@amd.com // Initialize the controller's network pointers 566881SBrad.Beckmann@amd.com // 576881SBrad.Beckmann@amd.com m_topology_ptr->initNetworkPtr(this); 586285Snate@binkert.org} 596285Snate@binkert.org 606876Ssteve.reinhardt@amd.comvoid Network::init() 616285Snate@binkert.org{ 626493STushar.Krishna@amd.com m_data_msg_size = RubySystem::getBlockSizeBytes() + m_control_msg_size; 636285Snate@binkert.org} 646493STushar.Krishna@amd.com 656493STushar.Krishna@amd.comint Network::MessageSizeType_to_int(MessageSizeType size_type) 666493STushar.Krishna@amd.com{ 676493STushar.Krishna@amd.com switch(size_type) { 686493STushar.Krishna@amd.com case MessageSizeType_Undefined: 696493STushar.Krishna@amd.com ERROR_MSG("Can't convert Undefined MessageSizeType to integer"); 706493STushar.Krishna@amd.com break; 716493STushar.Krishna@amd.com case MessageSizeType_Control: 726493STushar.Krishna@amd.com case MessageSizeType_Request_Control: 736493STushar.Krishna@amd.com case MessageSizeType_Reissue_Control: 746493STushar.Krishna@amd.com case MessageSizeType_Response_Control: 756493STushar.Krishna@amd.com case MessageSizeType_Writeback_Control: 766493STushar.Krishna@amd.com case MessageSizeType_Forwarded_Control: 776493STushar.Krishna@amd.com case MessageSizeType_Invalidate_Control: 786493STushar.Krishna@amd.com case MessageSizeType_Unblock_Control: 796493STushar.Krishna@amd.com case MessageSizeType_Persistent_Control: 806493STushar.Krishna@amd.com case MessageSizeType_Completion_Control: 816493STushar.Krishna@amd.com return m_control_msg_size; 826493STushar.Krishna@amd.com break; 836493STushar.Krishna@amd.com case MessageSizeType_Data: 846493STushar.Krishna@amd.com case MessageSizeType_Response_Data: 856493STushar.Krishna@amd.com case MessageSizeType_ResponseLocal_Data: 866493STushar.Krishna@amd.com case MessageSizeType_ResponseL2hit_Data: 876493STushar.Krishna@amd.com case MessageSizeType_Writeback_Data: 886493STushar.Krishna@amd.com return m_data_msg_size; 896493STushar.Krishna@amd.com break; 906493STushar.Krishna@amd.com default: 916493STushar.Krishna@amd.com ERROR_MSG("Invalid range for type MessageSizeType"); 926493STushar.Krishna@amd.com break; 936493STushar.Krishna@amd.com } 946493STushar.Krishna@amd.com return 0; 956493STushar.Krishna@amd.com} 96