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// license:BSD-3-Clause
// copyright-holders:Angelo Salese
/***************************************************************************
NEC PC-80S31K
***************************************************************************/
#ifndef MAME_MACHINE_PC80S31K_H
#define MAME_MACHINE_PC80S31K_H
#pragma once
#include "cpu/z80/z80.h"
#include "imagedev/floppy.h"
#include "machine/gen_latch.h"
#include "machine/i8255.h"
#include "machine/upd765.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class pc80s31_device : public device_t
{
public:
// construction/destruction
pc80s31_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
void host_map(address_map &map);
protected:
pc80s31_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock);
// device-level overrides
//virtual void device_validity_check(validity_checker &valid) const override;
virtual void device_add_mconfig(machine_config &config) override;
virtual void device_start() override;
virtual void device_reset() override;
virtual const tiny_rom_entry *device_rom_region() const override;
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
virtual void fdc_io(address_map &map);
required_device<upd765a_device> m_fdc;
required_device_array<floppy_connector, 2> m_floppy;
u8 m_irq_vector;
private:
required_device<z80_device> m_fdc_cpu;
required_memory_region m_fdc_rom;
required_device<i8255_device> m_ppi_host;
required_device<i8255_device> m_ppi_fdc;
required_device_array<generic_latch_8_device, 6> m_latch;
void fdc_map(address_map &map);
template <unsigned N> u8 latch_r();
template <unsigned N> void latch_w(u8 data);
u8 terminal_count_r(address_space &space);
void motor_control_w(u8 data);
emu_timer *m_tc_zero_timer;
IRQ_CALLBACK_MEMBER(irq_cb);
};
class pc80s31k_device : public pc80s31_device
{
public:
pc80s31k_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
protected:
virtual const tiny_rom_entry *device_rom_region() const override;
virtual void fdc_io(address_map &map) override;
private:
void drive_mode_w(u8 data);
};
// device type definition
DECLARE_DEVICE_TYPE(PC80S31, pc80s31_device)
DECLARE_DEVICE_TYPE(PC80S31K, pc80s31k_device)
#endif // MAME_MACHINE_PC80S31K_H
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