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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: NodePersistentTable.hh 1.3 04/08/16 14:12:33-05:00 beckmann@c2-143.cs.wisc.edu $
- *
- * Description:
- *
- */
-
-#ifndef NodePersistentTable_H
-#define NodePersistentTable_H
-
-#include "mem/ruby/common/Global.hh"
-#include "mem/ruby/system/NodeID.hh"
-#include "mem/protocol/AccessType.hh"
-
-class AbstractChip;
-
-template <class KEY_TYPE, class VALUE_TYPE> class Map;
-class Address;
-class NodePersistentTableEntry;
-
-class NodePersistentTable {
-public:
- // Constructors
- NodePersistentTable(AbstractChip* chip_ptr, int version);
-
- // Destructor
- ~NodePersistentTable();
-
- // Public Methods
- void persistentRequestLock(const Address& address, NodeID locker, AccessType type);
- void persistentRequestUnlock(const Address& address, NodeID unlocker);
- bool okToIssueStarving(const Address& address) const;
- NodeID findSmallest(const Address& address) const;
- AccessType typeOfSmallest(const Address& address) const;
- void markEntries(const Address& address);
- bool isLocked(const Address& addr) const;
- int countStarvingForAddress(const Address& addr) const;
- int countReadStarvingForAddress(const Address& addr) const;
-
- static void printConfig(ostream& out) {}
-
- void print(ostream& out) const;
-private:
- // Private Methods
-
- // Private copy constructor and assignment operator
- NodePersistentTable(const NodePersistentTable& obj);
- NodePersistentTable& operator=(const NodePersistentTable& obj);
-
- // Data Members (m_prefix)
- Map<Address, NodePersistentTableEntry>* m_map_ptr;
- AbstractChip* m_chip_ptr;
- int m_version;
-};
-
-// Output operator declaration
-ostream& operator<<(ostream& out, const NodePersistentTable& obj);
-
-// ******************* Definitions *******************
-
-// Output operator definition
-extern inline
-ostream& operator<<(ostream& out, const NodePersistentTable& obj)
-{
- obj.print(out);
- out << flush;
- return out;
-}
-
-#endif //NodePersistentTable_H