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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.
- */
-
-/*
- * $Id$
- *
- * Description: Common base class for a machine chip.
- *
- */
-
-#ifndef ABSTRACT_CHIP_H
-#define ABSTRACT_CHIP_H
-
-#include "mem/ruby/common/Global.hh"
-#include "mem/ruby/system/NodeID.hh"
-#include "mem/ruby/config/RubyConfig.hh"
-#include "mem/protocol/L1Cache_Entry.hh"
-#include "mem/ruby/common/Address.hh"
-#include "mem/gems_common/Vector.hh"
-
-class Network;
-class Sequencer;
-class StoreBuffer;
-class ENTRY;
-class MessageBuffer;
-class CacheRecorder;
-class TransactionInterfaceManager;
-
-template<class ENTRY> class CacheMemory;
-
-class AbstractChip {
-public:
- // Constructors
- AbstractChip(NodeID chip_number, Network* net_ptr);
-
- // Destructor, prevent from being instantiated
- virtual ~AbstractChip() = 0;
-
- // Public Methods
- NodeID getID() const { return m_id; };
- Network* getNetwork() const { return m_net_ptr; };
- Sequencer* getSequencer(int index) const { return m_L1Cache_sequencer_vec[index]; };
- TransactionInterfaceManager* getTransactionInterfaceManager(int index) const { return m_L1Cache_xact_mgr_vec[index]; };
- void setTransactionInterfaceManager(TransactionInterfaceManager* manager, int index) { m_L1Cache_xact_mgr_vec[index] = manager; }
-
- // used when CHECK_COHERENCE is enabled. See RubySystem::checkGlobalCoherence()
- virtual bool isBlockExclusive(const Address& addr) const { return false; }
- virtual bool isBlockShared(const Address& addr) const { return false; }
-
- // cache dump functions
- virtual void recordCacheContents(CacheRecorder& tr) const = 0;
- virtual void dumpCaches(ostream& out) const = 0;
- virtual void dumpCacheData(ostream& out) const = 0;
-
- virtual void printConfig(ostream& out) = 0;
- virtual void print(ostream& out) const = 0;
-
- // pulic data structures
- Vector < CacheMemory<L1Cache_Entry>* > m_L1Cache_L1DcacheMemory_vec;
- Vector < CacheMemory<L1Cache_Entry>* > m_L1Cache_L1IcacheMemory_vec;
- Vector < CacheMemory<L1Cache_Entry>* > m_L1Cache_cacheMemory_vec;
- Vector < CacheMemory<L1Cache_Entry>* > m_L1Cache_L2cacheMemory_vec;
- Vector < CacheMemory<L1Cache_Entry>* > m_L2Cache_L2cacheMemory_vec;
-
- // added so that the prefetcher and sequencer can access the L1 and L2 request queues
- Vector < MessageBuffer* > m_L1Cache_optionalQueue_vec;
- Vector < MessageBuffer* >m_L1Cache_mandatoryQueue_vec;
-
- // TSO storebuffer
- Vector < StoreBuffer* > m_L1Cache_storeBuffer_vec;
-
- // TM transaction manager
- Vector < TransactionInterfaceManager* > m_L1Cache_xact_mgr_vec;
-
-protected:
-
- // Data Members (m_ prefix)
- NodeID m_id; // Chip id
- Network* m_net_ptr; // Points to the Network simulator
- Vector < Sequencer* > m_L1Cache_sequencer_vec; // All chip should have a sequencer
-
-
-};
-
-// Output operator declaration
-ostream& operator<<(ostream& out, const AbstractChip& obj);
-
-// ******************* Definitions *******************
-
-// Output operator definition
-extern inline
-ostream& operator<<(ostream& out, const AbstractChip& obj)
-{
- obj.print(out);
- out << flush;
- return out;
-}
-
-#endif //ABSTRACT_CHIP_H
-