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// license:BSD-3-Clause
// copyright-holders:Nigel Barnes
/**********************************************************************
Acorn 8271 and 1770 FDC
**********************************************************************/
#ifndef MAME_BUS_BBC_FDC_ACORN_H
#define MAME_BUS_BBC_FDC_ACORN_H
#pragma once
#include "fdc.h"
#include "imagedev/floppy.h"
#include "machine/i8271.h"
#include "machine/wd_fdc.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class bbc_acorn8271_device :
public device_t,
public device_bbc_fdc_interface
{
public:
// construction/destruction
bbc_acorn8271_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
static void floppy_formats(format_registration &fr);
protected:
// device-level overrides
virtual void device_start() override ATTR_COLD;
// optional information overrides
virtual void device_add_mconfig(machine_config &config) override ATTR_COLD;
virtual const tiny_rom_entry *device_rom_region() const override ATTR_COLD;
virtual uint8_t read(offs_t offset) override;
virtual void write(offs_t offset, uint8_t data) override;
private:
void motor_w(int state);
void side_w(int state);
required_device<i8271_device> m_fdc;
required_device_array<floppy_connector, 2> m_floppy;
};
class bbc_acorn1770_device :
public device_t,
public device_bbc_fdc_interface
{
public:
// construction/destruction
bbc_acorn1770_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
protected:
// device-level overrides
virtual void device_start() override ATTR_COLD;
// optional information overrides
virtual void device_add_mconfig(machine_config &config) override ATTR_COLD;
virtual const tiny_rom_entry *device_rom_region() const override ATTR_COLD;
virtual uint8_t read(offs_t offset) override;
virtual void write(offs_t offset, uint8_t data) override;
private:
void fdc_intrq_w(int state);
void fdc_drq_w(int state);
required_device<wd1770_device> m_fdc;
required_device_array<floppy_connector, 2> m_floppy;
int m_fdc_ie;
};
// device type definition
DECLARE_DEVICE_TYPE(BBC_ACORN8271, bbc_acorn8271_device)
DECLARE_DEVICE_TYPE(BBC_ACORN1770, bbc_acorn1770_device)
#endif // MAME_BUS_BBC_FDC_ACORN_H
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