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/*
* 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 GARNET_NETWORK_H
#define GARNET_NETWORK_H
#include <iostream>
#include "mem/ruby/network/garnet/NetworkHeader.hh"
#include "mem/ruby/network/garnet/BaseGarnetNetwork.hh"
#include "mem/gems_common/Vector.hh"
#include "mem/ruby/network/Network.hh"
#include "params/GarnetNetwork.hh"
class NetworkInterface;
class MessageBuffer;
class Router;
class Topology;
class NetDest;
class NetworkLink;
class GarnetNetwork : public BaseGarnetNetwork {
public:
typedef GarnetNetworkParams Params;
GarnetNetwork(const Params *p);
~GarnetNetwork();
void init();
// returns the queue requested for the given component
MessageBuffer* getToNetQueue(NodeID id, bool ordered, int network_num);
MessageBuffer* getFromNetQueue(NodeID id, bool ordered, int network_num);
void clearStats();
void printStats(std::ostream& out) const;
void printConfig(std::ostream& out) const;
void print(std::ostream& out) const;
bool isVNetOrdered(int vnet) { return m_ordered[vnet]; }
bool validVirtualNetwork(int vnet) { return m_in_use[vnet]; }
Time getRubyStartTime();
int getNumNodes(){ return m_nodes; }
void reset();
// Methods used by Topology to setup the network
void makeOutLink(SwitchID src, NodeID dest, const NetDest& routing_table_entry, int link_latency, int link_weight, int bw_multiplier, bool isReconfiguration);
void makeInLink(SwitchID src, NodeID dest, const NetDest& routing_table_entry, int link_latency, int bw_multiplier, bool isReconfiguration);
void makeInternalLink(SwitchID src, NodeID dest, const NetDest& routing_table_entry, int link_latency, int link_weight, int bw_multiplier, bool isReconfiguration);
private:
void checkNetworkAllocation(NodeID id, bool ordered, int network_num);
// Private copy constructor and assignment operator
GarnetNetwork(const GarnetNetwork& obj);
GarnetNetwork& operator=(const GarnetNetwork& obj);
/***********Data Members*************/
// int m_virtual_networks;
// int m_nodes;
Vector<bool> m_in_use;
Vector<bool> m_ordered;
Vector<Vector<MessageBuffer*> > m_toNetQueues;
Vector<Vector<MessageBuffer*> > m_fromNetQueues;
Vector<Router *> m_router_ptr_vector; // All Routers in Network
Vector<NetworkLink *> m_link_ptr_vector; // All links in the network
Vector<NetworkInterface *> m_ni_ptr_vector; // All NI's in Network
// Topology* m_topology_ptr;
Time m_ruby_start;
};
inline std::ostream&
operator<<(std::ostream& out, const GarnetNetwork& obj)
{
obj.print(out);
out << std::flush;
return out;
}
#endif //NETWORK_H
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