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/*
* 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.
*/
/*
* GarnetNetwork_d.hh
*
* Niket Agarwal, Princeton University
*
* */
#ifndef GARNETNETWORK_D_H
#define GARNETNETWORK_D_H
#include "mem/ruby/network/garnet-fixed-pipeline/NetworkHeader.hh"
#include "mem/gems_common/Vector.hh"
#include "mem/ruby/network/garnet-flexible-pipeline/NetworkConfig.hh"
#include "mem/ruby/network/Network.hh"
class NetworkInterface_d;
class MessageBuffer;
class Router_d;
class Topology;
class NetDest;
class NetworkLink_d;
class CreditLink_d;
class GarnetNetwork_d : public Network{
public:
GarnetNetwork_d(int nodes);
~GarnetNetwork_d();
int getNumNodes(){ return m_nodes;}
// 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(ostream& out) const;
void printConfig(ostream& out) const;
void print(ostream& out) const;
inline void increment_injected_flits()
{
m_flits_injected++;
}
inline void increment_recieved_flits()
{
m_flits_recieved++;
}
inline void increment_network_latency(Time latency)
{
m_network_latency += latency;
}
inline void increment_queueing_latency(Time latency)
{
m_queueing_latency += latency;
}
bool isVNetOrdered(int vnet)
{
return m_ordered[vnet];
}
bool validVirtualNetwork(int vnet) { return m_in_use[vnet]; }
Time getRubyStartTime();
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_d(const GarnetNetwork_d& obj);
GarnetNetwork_d& operator=(const GarnetNetwork_d& obj);
/***********Data Members*************/
int m_virtual_networks;
int m_nodes;
int m_flits_recieved, m_flits_injected;
double m_network_latency, m_queueing_latency;
Vector<bool> m_in_use;
Vector<bool> m_ordered;
Vector<Vector<MessageBuffer*> > m_toNetQueues;
Vector<Vector<MessageBuffer*> > m_fromNetQueues;
Vector<Router_d *> m_router_ptr_vector; // All Routers in Network
Vector<NetworkLink_d *> m_link_ptr_vector; // All links in the network
Vector<CreditLink_d *> m_creditlink_ptr_vector; // All links in the network
Vector<NetworkInterface_d *> m_ni_ptr_vector; // All NI's in Network
Topology* m_topology_ptr;
Time m_ruby_start;
};
// Output operator declaration
ostream& operator<<(ostream& out, const GarnetNetwork_d& obj);
// ******************* Definitions *******************
// Output operator definition
extern inline
ostream& operator<<(ostream& out, const GarnetNetwork_d& obj)
{
obj.print(out);
out << flush;
return out;
}
#endif //GARNETNETWORK_D_H
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