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/*
* Copyright (c) 2006 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: Nathan Binkert
* Steve Reinhardt
*/
#ifndef __SIM_CORE_HH__
#define __SIM_CORE_HH__
#include <string>
#include "base/types.hh"
/// The universal simulation clock.
extern Tick _curTick;
inline Tick curTick() { return _curTick; }
inline void curTick(Tick newVal) { _curTick = newVal; }
const Tick retryTime = 1000;
namespace SimClock {
/// The simulated frequency of curTick().
extern Tick Frequency;
namespace Float {
extern double s;
extern double ms;
extern double us;
extern double ns;
extern double ps;
extern double Hz;
extern double kHz;
extern double MHz;
extern double GHZ;
} // namespace Float
namespace Int {
extern Tick s;
extern Tick ms;
extern Tick us;
extern Tick ns;
extern Tick ps;
} // namespace Int
} // namespace SimClock
void setClockFrequency(Tick ticksPerSecond);
void setOutputDir(const std::string &dir);
struct Callback;
void registerExitCallback(Callback *callback);
void doExitCleanup();
#endif /* __SIM_CORE_HH__ */
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