xref: /gem5/ext/mcpat/bus_interconnect.h

/*****************************************************************************
 *                                McPAT
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 *            Copyright (c) 2010-2013 Advanced Micro Devices, Inc.
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 * this software without specific prior written permission.

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 * Author: Joel Hestness
 *
 ***************************************************************************/

#ifndef BUS_INTERCONNECT_H_
#define BUS_INTERCONNECT_H_

#include "array.h"
#include "basic_components.h"
#include "interconnect.h"
#include "logic.h"
#include "parameter.h"

class BusInterconnectParameters {
public:
    double clockRate;
    int flit_size;
    int input_ports;
    int output_ports;
    int min_ports;
    int global_linked_ports;
    int virtual_channel_per_port;
    int input_buffer_entries_per_vc;
    int total_nodes;
    double link_throughput;
    double link_latency;
    double chip_coverage;
    bool pipelinable;
    double route_over_perc;
    bool has_global_link;
    bool type;
    double M_traffic_pattern;
    double link_base_width;
    double link_base_height;
    int link_start_wiring_level;
};

class BusInterconnectStatistics {
public:
    double duty_cycle;
    double total_access;
};

class BusInterconnect : public McPATComponent {
public:
    Interconnect* link_bus;

    int ithNoC;
    InputParameter interface_ip;
    double link_len;
    double scktRatio, chip_PR_overhead, macro_PR_overhead;
    BusInterconnectParameters bus_params;
    BusInterconnectStatistics bus_stats;
    uca_org_t local_result;
    statsDef stats_t;
    double M_traffic_pattern;

    BusInterconnect(XMLNode* _xml_data, InputParameter* interface_ip_);
    void set_param_stats();
    void set_duty_cycle(double duty_cycle);
    void set_number_of_accesses(double total_accesses);
    void computeEnergy();
    ~BusInterconnect();
};

#endif /* BUS_INTERCONNECT_H_ */