111666Stushar@ece.gatech.edu/* 211666Stushar@ece.gatech.edu * Copyright (c) 2008 Princeton University 311666Stushar@ece.gatech.edu * Copyright (c) 2016 Georgia Institute of Technology 411666Stushar@ece.gatech.edu * All rights reserved. 511666Stushar@ece.gatech.edu * 611666Stushar@ece.gatech.edu * Redistribution and use in source and binary forms, with or without 711666Stushar@ece.gatech.edu * modification, are permitted provided that the following conditions are 811666Stushar@ece.gatech.edu * met: redistributions of source code must retain the above copyright 911666Stushar@ece.gatech.edu * notice, this list of conditions and the following disclaimer; 1011666Stushar@ece.gatech.edu * redistributions in binary form must reproduce the above copyright 1111666Stushar@ece.gatech.edu * notice, this list of conditions and the following disclaimer in the 1211666Stushar@ece.gatech.edu * documentation and/or other materials provided with the distribution; 1311666Stushar@ece.gatech.edu * neither the name of the copyright holders nor the names of its 1411666Stushar@ece.gatech.edu * contributors may be used to endorse or promote products derived from 1511666Stushar@ece.gatech.edu * this software without specific prior written permission. 1611666Stushar@ece.gatech.edu * 1711666Stushar@ece.gatech.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1811666Stushar@ece.gatech.edu * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1911666Stushar@ece.gatech.edu * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 2011666Stushar@ece.gatech.edu * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 2111666Stushar@ece.gatech.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 2211666Stushar@ece.gatech.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 2311666Stushar@ece.gatech.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2411666Stushar@ece.gatech.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2511666Stushar@ece.gatech.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2611666Stushar@ece.gatech.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 2711666Stushar@ece.gatech.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2811666Stushar@ece.gatech.edu * 2911666Stushar@ece.gatech.edu * Authors: Niket Agarwal 3011666Stushar@ece.gatech.edu * Tushar Krishna 3111666Stushar@ece.gatech.edu */ 3211666Stushar@ece.gatech.edu 3311666Stushar@ece.gatech.edu 3412492Sodanrc@yahoo.com.br#ifndef __MEM_RUBY_NETWORK_GARNET2_0_ROUTER_HH__ 3512492Sodanrc@yahoo.com.br#define __MEM_RUBY_NETWORK_GARNET2_0_ROUTER_HH__ 3611666Stushar@ece.gatech.edu 3711666Stushar@ece.gatech.edu#include <iostream> 3811666Stushar@ece.gatech.edu#include <vector> 3911666Stushar@ece.gatech.edu 4011666Stushar@ece.gatech.edu#include "mem/ruby/common/Consumer.hh" 4111666Stushar@ece.gatech.edu#include "mem/ruby/common/NetDest.hh" 4211666Stushar@ece.gatech.edu#include "mem/ruby/network/BasicRouter.hh" 4311666Stushar@ece.gatech.edu#include "mem/ruby/network/garnet2.0/CommonTypes.hh" 4411666Stushar@ece.gatech.edu#include "mem/ruby/network/garnet2.0/GarnetNetwork.hh" 4511666Stushar@ece.gatech.edu#include "mem/ruby/network/garnet2.0/flit.hh" 4611666Stushar@ece.gatech.edu#include "params/GarnetRouter.hh" 4711666Stushar@ece.gatech.edu 4811666Stushar@ece.gatech.educlass NetworkLink; 4911666Stushar@ece.gatech.educlass CreditLink; 5011666Stushar@ece.gatech.educlass InputUnit; 5111666Stushar@ece.gatech.educlass OutputUnit; 5211666Stushar@ece.gatech.educlass RoutingUnit; 5311666Stushar@ece.gatech.educlass SwitchAllocator; 5411666Stushar@ece.gatech.educlass CrossbarSwitch; 5511666Stushar@ece.gatech.educlass FaultModel; 5611666Stushar@ece.gatech.edu 5711666Stushar@ece.gatech.educlass Router : public BasicRouter, public Consumer 5811666Stushar@ece.gatech.edu{ 5911666Stushar@ece.gatech.edu public: 6011666Stushar@ece.gatech.edu typedef GarnetRouterParams Params; 6111666Stushar@ece.gatech.edu Router(const Params *p); 6211666Stushar@ece.gatech.edu 6311666Stushar@ece.gatech.edu ~Router(); 6411666Stushar@ece.gatech.edu 6511666Stushar@ece.gatech.edu void wakeup(); 6611666Stushar@ece.gatech.edu void print(std::ostream& out) const {}; 6711666Stushar@ece.gatech.edu 6811666Stushar@ece.gatech.edu void init(); 6911666Stushar@ece.gatech.edu void addInPort(PortDirection inport_dirn, NetworkLink *link, 7011666Stushar@ece.gatech.edu CreditLink *credit_link); 7111666Stushar@ece.gatech.edu void addOutPort(PortDirection outport_dirn, NetworkLink *link, 7211666Stushar@ece.gatech.edu const NetDest& routing_table_entry, 7311666Stushar@ece.gatech.edu int link_weight, CreditLink *credit_link); 7411666Stushar@ece.gatech.edu 7511666Stushar@ece.gatech.edu Cycles get_pipe_stages(){ return m_latency; } 7611666Stushar@ece.gatech.edu int get_num_vcs() { return m_num_vcs; } 7711666Stushar@ece.gatech.edu int get_num_vnets() { return m_virtual_networks; } 7811666Stushar@ece.gatech.edu int get_vc_per_vnet() { return m_vc_per_vnet; } 7911666Stushar@ece.gatech.edu int get_num_inports() { return m_input_unit.size(); } 8011666Stushar@ece.gatech.edu int get_num_outports() { return m_output_unit.size(); } 8111666Stushar@ece.gatech.edu int get_id() { return m_id; } 8211666Stushar@ece.gatech.edu 8311666Stushar@ece.gatech.edu void init_net_ptr(GarnetNetwork* net_ptr) 8411666Stushar@ece.gatech.edu { 8511666Stushar@ece.gatech.edu m_network_ptr = net_ptr; 8611666Stushar@ece.gatech.edu } 8711666Stushar@ece.gatech.edu 8811666Stushar@ece.gatech.edu GarnetNetwork* get_net_ptr() { return m_network_ptr; } 8911666Stushar@ece.gatech.edu std::vector<InputUnit *>& get_inputUnit_ref() { return m_input_unit; } 9011666Stushar@ece.gatech.edu std::vector<OutputUnit *>& get_outputUnit_ref() { return m_output_unit; } 9111666Stushar@ece.gatech.edu PortDirection getOutportDirection(int outport); 9211666Stushar@ece.gatech.edu PortDirection getInportDirection(int inport); 9311666Stushar@ece.gatech.edu 9411666Stushar@ece.gatech.edu int route_compute(RouteInfo route, int inport, PortDirection direction); 9511666Stushar@ece.gatech.edu void grant_switch(int inport, flit *t_flit); 9611666Stushar@ece.gatech.edu void schedule_wakeup(Cycles time); 9711666Stushar@ece.gatech.edu 9811666Stushar@ece.gatech.edu std::string getPortDirectionName(PortDirection direction); 9911666Stushar@ece.gatech.edu void printFaultVector(std::ostream& out); 10011666Stushar@ece.gatech.edu void printAggregateFaultProbability(std::ostream& out); 10111666Stushar@ece.gatech.edu 10211666Stushar@ece.gatech.edu void regStats(); 10311666Stushar@ece.gatech.edu void collateStats(); 10411666Stushar@ece.gatech.edu void resetStats(); 10511666Stushar@ece.gatech.edu 10611666Stushar@ece.gatech.edu // For Fault Model: 10711666Stushar@ece.gatech.edu bool get_fault_vector(int temperature, float fault_vector[]) { 10811666Stushar@ece.gatech.edu return m_network_ptr->fault_model->fault_vector(m_id, temperature, 10911666Stushar@ece.gatech.edu fault_vector); 11011666Stushar@ece.gatech.edu } 11111666Stushar@ece.gatech.edu bool get_aggregate_fault_probability(int temperature, 11211666Stushar@ece.gatech.edu float *aggregate_fault_prob) { 11311666Stushar@ece.gatech.edu return m_network_ptr->fault_model->fault_prob(m_id, temperature, 11411666Stushar@ece.gatech.edu aggregate_fault_prob); 11511666Stushar@ece.gatech.edu } 11611666Stushar@ece.gatech.edu 11711666Stushar@ece.gatech.edu uint32_t functionalWrite(Packet *); 11811666Stushar@ece.gatech.edu 11911666Stushar@ece.gatech.edu private: 12011666Stushar@ece.gatech.edu Cycles m_latency; 12111666Stushar@ece.gatech.edu int m_virtual_networks, m_num_vcs, m_vc_per_vnet; 12211666Stushar@ece.gatech.edu GarnetNetwork *m_network_ptr; 12311666Stushar@ece.gatech.edu 12411666Stushar@ece.gatech.edu std::vector<InputUnit *> m_input_unit; 12511666Stushar@ece.gatech.edu std::vector<OutputUnit *> m_output_unit; 12611666Stushar@ece.gatech.edu RoutingUnit *m_routing_unit; 12711666Stushar@ece.gatech.edu SwitchAllocator *m_sw_alloc; 12811666Stushar@ece.gatech.edu CrossbarSwitch *m_switch; 12911666Stushar@ece.gatech.edu 13011666Stushar@ece.gatech.edu // Statistical variables required for power computations 13111666Stushar@ece.gatech.edu Stats::Scalar m_buffer_reads; 13211666Stushar@ece.gatech.edu Stats::Scalar m_buffer_writes; 13311666Stushar@ece.gatech.edu 13411666Stushar@ece.gatech.edu Stats::Scalar m_sw_input_arbiter_activity; 13511666Stushar@ece.gatech.edu Stats::Scalar m_sw_output_arbiter_activity; 13611666Stushar@ece.gatech.edu 13711666Stushar@ece.gatech.edu Stats::Scalar m_crossbar_activity; 13811666Stushar@ece.gatech.edu}; 13911666Stushar@ece.gatech.edu 14012492Sodanrc@yahoo.com.br#endif // __MEM_RUBY_NETWORK_GARNET2_0_ROUTER_HH__ 141