BusResource.hh

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/*
    Copyright (c) 2002-2009 Tampere University.
 
    This file is part of TTA-Based Codesign Environment (TCE).
 
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/**
 * @file BusResource.hh
 *
 * Declaration of prototype of Resource Model:
 * declaration of the BusResource class.
 *
 * @author Vladimir Guzma 2006 (vladimir.guzma-no.spam-tut.fi)
 * @note rating: red
 */
 
#ifndef TTA_BUSRESOURCE_HH
#define TTA_BUSRESOURCE_HH
 
#include<string>
#include <map>
#include "SchedulingResource.hh"
 
/**
 * An interface for scheduling resources of Resource Model
 * The derived class BusResource
 */
 
class BusResource : public SchedulingResource {
public:
    BusResource(
        const std::string& name, int width, int limmSlotCount, 
        int nopSlotCount, int guardCount,
        int immSize, int socketCount, unsigned int initiationInterval = 0);
    virtual ~BusResource();
 
    virtual bool isInUse(const int cycle) const override;
    virtual bool isAvailable(const int cycle) const override;
    virtual bool isAvailable(
        const int cycle,
        const SchedulingResource& inputPSocket,
        const SchedulingResource& outputPSocket) const;
    virtual bool canAssign(const int cycle, const MoveNode& node) const override;
    virtual void assign(const int cycle, MoveNode& node) override;
    virtual void unassign(const int cycle, MoveNode& node) override;
    virtual bool canAssign(
        const int cycle,
        const MoveNode& node,
        const SchedulingResource& inputPSocket,
        const SchedulingResource& outputPSocket) const;
    virtual bool isBusResource() const override;
 
    virtual bool operator < (const SchedulingResource& other) const override;
 
    int nopSlotCount() { return nopSlotCount_; }
    void clear() override;
protected:
    virtual bool validateDependentGroups() override;
    virtual bool validateRelatedGroups() override;
 
private:
    // Copying forbidden
    BusResource(const BusResource&);
    // assignment forbidden
    BusResource& operator=(const BusResource&);
    // Bus width in bits
    int busWidth_;
    // count of limm slots associated into this bus resource.
    int limmSlotCount_;
    // count of nop slots associated into this bus resource.
    int nopSlotCount_;
    // coutn of guard associated to this bus.
    int guardCount_;
    // bitwidth of imm.
    int immSize_;
    // number of connected sockets
    int socketCount_;
 
    // map contains <Cycle : testCounter>
    typedef std::map<int, int> ResourceRecordType;
    ResourceRecordType resourceRecord_;
 
};
 
#endif