InvalidateGenerator.hh

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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
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 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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//
// This Directed Generator generates GETX requests for all nodes in the
// system.  The GETX requests are generated one at a time in round-robin fashion
// 0...1...2...etc.
//
 
#ifndef __CPU_DIRECTEDTEST_INVALIDATEGENERATOR_HH__
#define __CPU_DIRECTEDTEST_INVALIDATEGENERATOR_HH__
 
#include "cpu/testers/directedtest/DirectedGenerator.hh"
#include "cpu/testers/directedtest/RubyDirectedTester.hh"
#include "mem/ruby/protocol/InvalidateGeneratorStatus.hh"
#include "params/InvalidateGenerator.hh"
 
namespace gem5
{
 
class InvalidateGenerator : public DirectedGenerator
{
  public:
    typedef InvalidateGeneratorParams Params;
    InvalidateGenerator(const Params &p);
 
    ~InvalidateGenerator();
 
    bool initiate();
    void performCallback(uint32_t proc, Addr address);
 
  private:
    ruby::InvalidateGeneratorStatus m_status;
    Addr m_address;
    uint32_t m_active_read_node;
    uint32_t m_active_inv_node;
    uint32_t m_addr_increment_size;
};
 
} // namespace gem5
 
#endif //__CPU_DIRECTEDTEST_INVALIDATEGENERATOR_HH__