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// license:BSD-3-Clause
// copyright-holders:Sergey Svishchev
#ifndef MAME_MACHINE_IBM6580_FDC_H
#define MAME_MACHINE_IBM6580_FDC_H
#pragma once
#include "cpu/mcs48/mcs48.h"
#include "machine/i8255.h"
#include "machine/upd765.h"
class dw_fdc_device : public device_t
{
public:
dw_fdc_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
auto out_data_handler() { return m_out_data.bind(); }
auto out_clock_handler() { return m_out_clock.bind(); }
auto out_strobe_handler() { return m_out_strobe.bind(); }
DECLARE_WRITE_LINE_MEMBER(reset_w);
DECLARE_WRITE_LINE_MEMBER(ack_w);
protected:
virtual const tiny_rom_entry *device_rom_region() const override;
virtual void device_add_mconfig(machine_config &config) override;
virtual void device_start() override;
virtual void device_reset() override;
TIMER_CALLBACK_MEMBER(assert_reset_line);
private:
uint8_t m_bus, m_t0, m_t1, m_p1, m_p2;
emu_timer *m_reset_timer;
devcb_write_line m_out_data;
devcb_write_line m_out_clock;
devcb_write_line m_out_strobe;
required_device<i8048_device> m_mcu;
void bus_w(uint8_t data);
uint8_t bus_r();
void p1_w(uint8_t data);
void p2_w(uint8_t data);
uint8_t p2_r();
DECLARE_READ_LINE_MEMBER(t0_r);
DECLARE_READ_LINE_MEMBER(t1_r);
};
DECLARE_DEVICE_TYPE(DW_FDC, dw_fdc_device)
#endif // MAME_MACHINE_IBM6580_FDC_H
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