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// license:BSD-3-Clause
// copyright-holders:Sergey Svishchev

#include "emu.h"
#include "ie15.h"

#include "machine/ie15.h"

namespace {

class ie15_terminal_device : public device_t, public device_rs232_port_interface
{
public:
	ie15_terminal_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock)
		: device_t(mconfig, SERIAL_TERMINAL_IE15, tag, owner, clock)
		, device_rs232_port_interface(mconfig, *this)
		, m_ie15(*this, "ie15")
	{
	}

	virtual DECLARE_WRITE_LINE_MEMBER( input_txd ) override { m_ie15->rs232_conn_rxd_w(state); }

protected:
	virtual void device_start() override { }
	virtual void device_reset() override;
	virtual void device_add_mconfig(machine_config &config) override;
	virtual ioport_constructor device_input_ports() const override;

private:
	required_device<ie15_device> m_ie15;
};


void ie15_terminal_device::device_add_mconfig(machine_config &config)
{
	IE15(config, m_ie15);

	m_ie15->rs232_conn_txd_handler().set(FUNC(ie15_terminal_device::output_rxd));
	//m_ie15->rs232_conn_rts_handler().set(FUNC(ie15_terminal_device::route_term_rts));
	//m_ie15->rs232_conn_dtr_handler().set(FUNC(ie15_terminal_device::route_term_dtr));
}

INPUT_PORTS_START(ie15_terminal)
INPUT_PORTS_END

ioport_constructor ie15_terminal_device::device_input_ports() const
{
	return INPUT_PORTS_NAME(ie15_terminal);
}

void ie15_terminal_device::device_reset()
{
	output_rxd(1);

	// TODO: make this configurable
	output_dcd(0);
	output_dsr(0);
	output_cts(0);
}

} // anonymous namespace


DEFINE_DEVICE_TYPE_PRIVATE(SERIAL_TERMINAL_IE15, device_rs232_port_interface, ie15_terminal_device, "ie15_terminal", "IE15 Terminal")