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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_EXT_CHANNEL_SC_MUTEX_HH__
#define __SYSTEMC_EXT_CHANNEL_SC_MUTEX_HH__
#include "../core/sc_event.hh"
#include "../core/sc_object.hh"
#include "../core/sc_process_handle.hh"
#include "sc_mutex_if.hh"
namespace sc_core
{
class sc_mutex : public sc_mutex_if, public sc_object
{
public:
sc_mutex();
explicit sc_mutex(const char *name);
virtual int lock();
virtual int trylock();
virtual int unlock();
virtual const char *kind() const { return "sc_mutex"; }
private:
// Disabled
sc_mutex(const sc_mutex &) : sc_interface(), sc_mutex_if(), sc_object() {}
sc_mutex &operator = (const sc_mutex &) { return *this; }
sc_process_handle holder;
sc_gem5::InternalScEvent unlockEvent;
};
} // namespace sc_core
#endif //__SYSTEMC_EXT_CHANNEL_SC_MUTEX_HH__