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/*
* Copyright 2018 Google, Inc.
*
* 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: Gabe Black
*/
#ifndef __SYSTEMC_SIMPLE_OBJECT_FEEDER_HH__
#define __SYSTEMC_SIMPLE_OBJECT_FEEDER_HH__
#include <string>
#include <vector>
#include "sim/eventq.hh"
#include "sim/sim_object.hh"
#include "systemc_simple_object/printer.hh"
// The "external" header interface for systemc is in systemc/ext and is what
// a model which doesn't know anything about gem5 would use. This includes a
// particular file from those headers, but alternatively we could include
// systemc/ext/systemc or systemc/ext/systemc.h.
#include "systemc/ext/channel/sc_buffer.hh"
// This implementation (mostly) just uses standard gem5 mechanisms.
class Gem5_FeederParams;
class Feeder : public SimObject
{
public:
Feeder(Gem5_FeederParams *params);
void feed();
private:
Printer *printer;
Tick delay;
std::vector<std::string> strings;
int index;
// SystemC types can be used in gem5 classes, but that should be avoided
// except to help interact with systemc objects/models.
sc_core::sc_buffer<const char *> buf;
EventWrapper<Feeder, &Feeder::feed> event;
void startup() override;
};
#endif // __SYSTEMC_SIMPLE_OBJECT_PRINTER_HH__