diff options
Diffstat (limited to 'src/mem/ruby/network/garnet-flexible-pipeline/Router.hh')
-rw-r--r-- | src/mem/ruby/network/garnet-flexible-pipeline/Router.hh | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/src/mem/ruby/network/garnet-flexible-pipeline/Router.hh b/src/mem/ruby/network/garnet-flexible-pipeline/Router.hh deleted file mode 100644 index 69d405ad4..000000000 --- a/src/mem/ruby/network/garnet-flexible-pipeline/Router.hh +++ /dev/null @@ -1,93 +0,0 @@ -/* - * Copyright (c) 2008 Princeton University - * 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. - * - * Authors: Niket Agarwal - */ - -#ifndef ROUTER_H -#define ROUTER_H - -#include "mem/ruby/network/garnet-fixed-pipeline/NetworkHeader.hh" -#include "mem/ruby/network/garnet-flexible-pipeline/GarnetNetwork.hh" -#include "mem/ruby/network/garnet-flexible-pipeline/FlexibleConsumer.hh" -#include "mem/gems_common/PrioHeap.hh" -#include "mem/ruby/network/garnet-flexible-pipeline/NetworkLink.hh" -#include "mem/ruby/common/NetDest.hh" -#include "mem/ruby/network/garnet-flexible-pipeline/flitBuffer.hh" -#include "mem/ruby/network/garnet-flexible-pipeline/InVcState.hh" -#include "mem/ruby/network/garnet-flexible-pipeline/OutVcState.hh" - -class VCarbiter; - -class Router : public FlexibleConsumer { -public: - Router(int id, GarnetNetwork *network_ptr); - - ~Router(); - - void addInPort(NetworkLink *in_link); - void addOutPort(NetworkLink *out_link, const NetDest& routing_table_entry, int link_weight); - void wakeup(); - void request_vc(int in_vc, int in_port, NetDest destination, Time request_time); - bool isBufferNotFull(int vc, int inport); - void grant_vc(int out_port, int vc, Time grant_time); - void release_vc(int out_port, int vc, Time release_time); - void vc_arbitrate(); - - void printConfig(ostream& out) const; - void print(ostream& out) const; - -private: -/***************Data Members******************/ - int m_id; - int m_virtual_networks, m_num_vcs, m_vc_per_vnet; - GarnetNetwork *m_net_ptr; - Vector<int > m_vc_round_robin; // For scheduling of out source queues - int m_round_robin_inport, m_round_robin_start; // for vc arbitration - Vector<int > m_round_robin_invc; // For every outport. for vc arbitration - - Vector<Vector<flitBuffer *> > m_router_buffers; // These are essentially output buffers - Vector<flitBuffer *> m_out_src_queue; // These are source queues for the output link - Vector<NetworkLink *> m_in_link; - Vector<NetworkLink *> m_out_link; - Vector<Vector<InVcState * > > m_in_vc_state; - Vector<Vector<OutVcState * > > m_out_vc_state; - Vector<NetDest> m_routing_table; - Vector<int > m_link_weights; - VCarbiter *m_vc_arbiter; - -/*********** Private methods *************/ - int getRoute(NetDest destination); - Vector<int > get_valid_vcs(int invc); - void routeCompute(flit *m_flit, int inport); - void checkReschedule(); - void check_arbiter_reschedule(); - void scheduleOutputLinks(); -}; - -#endif - |