dtod.hh revision 8332
13914Ssaidi@eecs.umich.edu/* 28332Snate@binkert.org * Copyright (c) 2004-2006 The Regents of The University of Michigan 33914Ssaidi@eecs.umich.edu * All rights reserved. 43914Ssaidi@eecs.umich.edu * 53914Ssaidi@eecs.umich.edu * Redistribution and use in source and binary forms, with or without 63914Ssaidi@eecs.umich.edu * modification, are permitted provided that the following conditions are 73914Ssaidi@eecs.umich.edu * met: redistributions of source code must retain the above copyright 83914Ssaidi@eecs.umich.edu * notice, this list of conditions and the following disclaimer; 93914Ssaidi@eecs.umich.edu * redistributions in binary form must reproduce the above copyright 103914Ssaidi@eecs.umich.edu * notice, this list of conditions and the following disclaimer in the 113914Ssaidi@eecs.umich.edu * documentation and/or other materials provided with the distribution; 123914Ssaidi@eecs.umich.edu * neither the name of the copyright holders nor the names of its 133914Ssaidi@eecs.umich.edu * contributors may be used to endorse or promote products derived from 143914Ssaidi@eecs.umich.edu * this software without specific prior written permission. 153914Ssaidi@eecs.umich.edu * 163914Ssaidi@eecs.umich.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 173914Ssaidi@eecs.umich.edu * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 183914Ssaidi@eecs.umich.edu * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 193914Ssaidi@eecs.umich.edu * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 203914Ssaidi@eecs.umich.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 213914Ssaidi@eecs.umich.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 223914Ssaidi@eecs.umich.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 233914Ssaidi@eecs.umich.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 243914Ssaidi@eecs.umich.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 253914Ssaidi@eecs.umich.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 263914Ssaidi@eecs.umich.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 273914Ssaidi@eecs.umich.edu * 283914Ssaidi@eecs.umich.edu * Authors: Ali Saidi 293914Ssaidi@eecs.umich.edu */ 303914Ssaidi@eecs.umich.edu 313914Ssaidi@eecs.umich.edu/** @file 323914Ssaidi@eecs.umich.edu * This device acts as a simple time of date device. It's implemented as a 333914Ssaidi@eecs.umich.edu * simple device register read. 343914Ssaidi@eecs.umich.edu */ 353914Ssaidi@eecs.umich.edu 363914Ssaidi@eecs.umich.edu#ifndef __DEV_SPARC_DTOD_HH__ 373914Ssaidi@eecs.umich.edu#define __DEV_SPARC_DTOD_HH__ 383914Ssaidi@eecs.umich.edu 393943Sbinkertn@umich.edu#include <vector> 403943Sbinkertn@umich.edu 413914Ssaidi@eecs.umich.edu#include "base/range.hh" 423914Ssaidi@eecs.umich.edu#include "dev/io_device.hh" 434762Snate@binkert.org#include "params/DumbTOD.hh" 443914Ssaidi@eecs.umich.edu 453914Ssaidi@eecs.umich.edu/** 463914Ssaidi@eecs.umich.edu * DumbTOD simply returns some idea of time when read. Until we finish with 473914Ssaidi@eecs.umich.edu * legion it starts with the start time and increments itself by 1000 each time. 483914Ssaidi@eecs.umich.edu */ 493914Ssaidi@eecs.umich.educlass DumbTOD : public BasicPioDevice 503914Ssaidi@eecs.umich.edu{ 513914Ssaidi@eecs.umich.edu private: 523914Ssaidi@eecs.umich.edu uint64_t todTime; 533914Ssaidi@eecs.umich.edu 543914Ssaidi@eecs.umich.edu public: 554762Snate@binkert.org typedef DumbTODParams Params; 564762Snate@binkert.org DumbTOD(const Params *p); 574762Snate@binkert.org 584762Snate@binkert.org const Params * 594762Snate@binkert.org params() const 603914Ssaidi@eecs.umich.edu { 614762Snate@binkert.org return dynamic_cast<const Params *>(_params); 624762Snate@binkert.org } 633914Ssaidi@eecs.umich.edu 643914Ssaidi@eecs.umich.edu virtual Tick read(PacketPtr pkt); 653914Ssaidi@eecs.umich.edu virtual Tick write(PacketPtr pkt); 663990Ssaidi@eecs.umich.edu 673990Ssaidi@eecs.umich.edu /** 683990Ssaidi@eecs.umich.edu * Serialize this object to the given output stream. 693990Ssaidi@eecs.umich.edu * @param os The stream to serialize to. 703990Ssaidi@eecs.umich.edu */ 713990Ssaidi@eecs.umich.edu virtual void serialize(std::ostream &os); 723990Ssaidi@eecs.umich.edu 733990Ssaidi@eecs.umich.edu /** 743990Ssaidi@eecs.umich.edu * Reconstruct the state of this object from a checkpoint. 753990Ssaidi@eecs.umich.edu * @param cp The checkpoint use. 763990Ssaidi@eecs.umich.edu * @param section The section name of this object 773990Ssaidi@eecs.umich.edu */ 783990Ssaidi@eecs.umich.edu virtual void unserialize(Checkpoint *cp, const std::string §ion); 793990Ssaidi@eecs.umich.edu 803990Ssaidi@eecs.umich.edu 813914Ssaidi@eecs.umich.edu}; 823914Ssaidi@eecs.umich.edu 833914Ssaidi@eecs.umich.edu#endif // __DEV_BADDEV_HH__ 84