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/*
* Copyright (c) 206, 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: Ali Saidi
*/
/** @file
* This device acts as a simple time of date device. It's implemented as a
* simple device register read.
*/
#ifndef __DEV_SPARC_DTOD_HH__
#define __DEV_SPARC_DTOD_HH__
#include <vector>
#include "base/range.hh"
#include "dev/io_device.hh"
/**
* DumbTOD simply returns some idea of time when read. Until we finish with
* legion it starts with the start time and increments itself by 1000 each time.
*/
class DumbTOD : public BasicPioDevice
{
private:
uint64_t todTime;
public:
struct Params : public BasicPioDevice::Params
{
std::vector<int> init_time;
};
protected:
const Params *params() const { return (const Params *)_params; }
public:
DumbTOD(Params *p);
virtual Tick read(PacketPtr pkt);
virtual Tick write(PacketPtr pkt);
/**
* Serialize this object to the given output stream.
* @param os The stream to serialize to.
*/
virtual void serialize(std::ostream &os);
/**
* Reconstruct the state of this object from a checkpoint.
* @param cp The checkpoint use.
* @param section The section name of this object
*/
virtual void unserialize(Checkpoint *cp, const std::string §ion);
};
#endif // __DEV_BADDEV_HH__
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