diff options
Diffstat (limited to 'src/mem/ruby/network/garnet-fixed-pipeline/Router_d.hh')
-rw-r--r-- | src/mem/ruby/network/garnet-fixed-pipeline/Router_d.hh | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/src/mem/ruby/network/garnet-fixed-pipeline/Router_d.hh b/src/mem/ruby/network/garnet-fixed-pipeline/Router_d.hh new file mode 100644 index 000000000..215055ea6 --- /dev/null +++ b/src/mem/ruby/network/garnet-fixed-pipeline/Router_d.hh @@ -0,0 +1,101 @@ +/* + * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer; + * redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution; + * neither the name of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Router_d.h + * + * Niket Agarwal, Princeton University + * + * */ +#ifndef ROUTER_D_H +#define ROUTER_D_H + +#include "NetworkHeader.hh" +#include "Vector.hh" +#include "flit_d.hh" +#include "NetDest.hh" +#include "power_router_init.hh" + +class GarnetNetwork_d; +class NetworkLink_d; +class CreditLink_d; +class InputUnit_d; +class OutputUnit_d; +class RoutingUnit_d; +class VCallocator_d; +class SWallocator_d; +class Switch_d; + +class Router_d { +public: + Router_d(int id, GarnetNetwork_d *network_ptr); + + ~Router_d(); + + void init(); + void addInPort(NetworkLink_d *link, CreditLink_d *credit_link); + void addOutPort(NetworkLink_d *link, const NetDest& routing_table_entry, int link_weight, CreditLink_d *credit_link); + int get_num_vcs() { return m_num_vcs; } + int get_vc_per_vnet() {return m_vc_per_vnet; } + int get_num_inports() { return m_input_unit.size(); } + int get_num_outports() { return m_output_unit.size(); } + void printConfig(ostream& out); + int get_id() { return m_id; } + GarnetNetwork_d* get_net_ptr() { return m_network_ptr; } + + Vector<InputUnit_d *>& get_inputUnit_ref() { return m_input_unit; } + Vector<OutputUnit_d *>& get_outputUnit_ref() { return m_output_unit; } + + void update_sw_winner(int inport, flit_d *t_flit); + void update_incredit(int in_port, int in_vc, int credit); + void route_req(flit_d *t_flit, InputUnit_d* in_unit, int invc); + void vcarb_req(); + void swarb_req(); + + void power_router_initialize(power_router *router, power_router_info *info); + double calculate_power(); + double calculate_offline_power(power_router*, power_router_info*); + void calculate_performance_numbers(); + +private: + int m_id; + int m_virtual_networks, m_num_vcs, m_vc_per_vnet; + GarnetNetwork_d *m_network_ptr; + int m_flit_width; + + double buf_read_count, buf_write_count, crossbar_count, vc_local_arbit_count, vc_global_arbit_count, sw_local_arbit_count, sw_global_arbit_count; + + Vector<InputUnit_d *> m_input_unit; + Vector<OutputUnit_d *> m_output_unit; + RoutingUnit_d *m_routing_unit; + VCallocator_d *m_vc_alloc; + SWallocator_d *m_sw_alloc; + Switch_d *m_switch; +}; + +#endif |