HIFIVE1-VP/platform/incl/sysc/top/terminal.h

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/*******************************************************************************
* Copyright (C) 2018 MINRES Technologies GmbH
* All rights reserved.
*
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* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. 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.
*
* 3. Neither the name of the copyright holder 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 HOLDER 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.
*
*******************************************************************************/
#ifndef _SYSC_TOP_TERMINAL_H_
#define _SYSC_TOP_TERMINAL_H_
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#include "cci_configuration"
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#include "tlm/scc/signal_initiator_mixin.h"
#include "tlm/scc/signal_target_mixin.h"
#include "tlm/scc/tlm_signal.h"
#include <memory>
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#include <sysc/kernel/sc_module.h>
namespace sysc {
class WsHandler;
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class terminal : public sc_core::sc_module {
public:
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tlm::scc::tlm_signal_logic_out tx_o;
tlm::scc::tlm_signal_logic_in rx_i;
terminal();
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terminal(const sc_core::sc_module_name &nm);
virtual ~terminal();
cci::cci_param<bool> write_to_ws;
protected:
void before_end_of_elaboration();
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void receive(tlm::scc::tlm_signal_gp<sc_dt::sc_logic> &gp, sc_core::sc_time &delay);
std::vector<uint8_t> queue;
std::shared_ptr<sysc::WsHandler> handler;
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sc_core::sc_time last_tx_start = sc_core::SC_ZERO_TIME;
};
}
#endif /* _SYSC_TOP_TERMINAL_H_ */