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// license:BSD-3-Clause
// copyright-holders:F. Ulivi
//
#ifndef _RS232_PTY_H_
#define _RS232_PTY_H_
#include "rs232.h"
class pseudo_terminal_device : public device_t,
public device_serial_interface,
public device_rs232_port_interface,
public device_pty_interface
{
public:
pseudo_terminal_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
virtual DECLARE_WRITE_LINE_MEMBER( input_txd ) {
device_serial_interface::rx_w(state);
}
DECLARE_WRITE_LINE_MEMBER(update_serial);
protected:
virtual ioport_constructor device_input_ports() const;
virtual void device_start();
virtual void device_reset();
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr);
virtual void tra_callback();
virtual void tra_complete();
virtual void rcv_complete();
private:
required_ioport m_rs232_txbaud;
required_ioport m_rs232_rxbaud;
required_ioport m_rs232_startbits;
required_ioport m_rs232_databits;
required_ioport m_rs232_parity;
required_ioport m_rs232_stopbits;
UINT8 m_input_buffer[ 1024 ];
UINT32 m_input_count;
UINT32 m_input_index;
emu_timer *m_timer_poll;
void queue(void);
};
extern const device_type PSEUDO_TERMINAL;
#endif /* _RS232_PTY_H_ */
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