xref: /gem5/src/arch/alpha/freebsd/system.hh

/*
 * Copyright (c) 2004-2005 The Regents of The University of Michigan
 * 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.
 *
 * Authors: Ben Nash
 */

#ifndef __ARCH_ALPHA_FREEBSD_SYSTEM_HH__
#define __ARCH_ALPHA_FREEBSD_SYSTEM_HH__

#include "arch/alpha/system.hh"
#include "kern/system_events.hh"
#include "params/FreebsdAlphaSystem.hh"
#include "sim/system.hh"

class FreebsdAlphaSystem : public AlphaSystem
{
  private:
    class SkipCalibrateClocksEvent : public SkipFuncEvent
    {
      public:
        SkipCalibrateClocksEvent(PCEventQueue *q, const std::string &desc,
                                 Addr addr)
            : SkipFuncEvent(q, desc, addr) {}
        virtual void process(ThreadContext *tc);
    };

    SkipFuncEvent *skipDelayEvent;
    SkipCalibrateClocksEvent *skipCalibrateClocks;

  public:
    typedef FreebsdAlphaSystemParams Params;
    FreebsdAlphaSystem(Params *p);
    ~FreebsdAlphaSystem();

    void doCalibrateClocks(ThreadContext *tc);
};

#endif // __ARCH_ALPHA_FREEBSD_SYSTEM_HH__