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/*
* Copyright (c) 2009 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.
*/
#ifndef __MEM_RUBY_SLICC_INTERFACE_ABSTRACTCONTROLLER_HH__
#define __MEM_RUBY_SLICC_INTERFACE_ABSTRACTCONTROLLER_HH__
#include <iostream>
#include <string>
#include "mem/packet.hh"
#include "mem/protocol/AccessPermission.hh"
#include "mem/ruby/common/Address.hh"
#include "mem/ruby/common/Consumer.hh"
#include "mem/ruby/common/DataBlock.hh"
#include "mem/ruby/network/Network.hh"
#include "mem/ruby/recorder/CacheRecorder.hh"
#include "params/RubyController.hh"
#include "sim/sim_object.hh"
class MessageBuffer;
class Network;
class AbstractController : public SimObject, public Consumer
{
public:
typedef RubyControllerParams Params;
AbstractController(const Params *p);
const Params *params() const { return (const Params *)_params; }
virtual MessageBuffer* getMandatoryQueue() const = 0;
virtual const int & getVersion() const = 0;
virtual const std::string toString() const = 0; // returns text version of
// controller type
virtual const std::string getName() const = 0; // return instance name
virtual void blockOnQueue(Address, MessageBuffer*) = 0;
virtual void unblock(Address) = 0;
virtual void initNetworkPtr(Network* net_ptr) = 0;
virtual AccessPermission getAccessPermission(const Address& addr) = 0;
virtual DataBlock& getDataBlock(const Address& addr) = 0;
virtual void print(std::ostream & out) const = 0;
virtual void printStats(std::ostream & out) const = 0;
virtual void wakeup() = 0;
// virtual void dumpStats(std::ostream & out) = 0;
virtual void clearStats() = 0;
virtual void recordCacheTrace(int cntrl, CacheRecorder* tr) = 0;
virtual Sequencer* getSequencer() const = 0;
//! These functions are used by ruby system to read/write the message
//! queues that exist with in the controller.
//! The boolean return value indicates if the read was performed
//! successfully.
virtual bool functionalReadBuffers(PacketPtr&) = 0;
//! The return value indicates the number of messages written with the
//! data from the packet.
virtual uint32_t functionalWriteBuffers(PacketPtr&) = 0;
};
#endif // __MEM_RUBY_SLICC_INTERFACE_ABSTRACTCONTROLLER_HH__
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