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// license:BSD-3-Clause
// copyright-holders:Nigel Barnes
/**********************************************************************
Opus Challenger 3-in-1
**********************************************************************/
#ifndef MAME_BUS_BBC_1MHZBUS_OPUS3_H
#define MAME_BUS_BBC_1MHZBUS_OPUS3_H
#include "1mhzbus.h"
#include "imagedev/floppy.h"
#include "machine/ram.h"
#include "machine/wd_fdc.h"
#include "formats/acorn_dsk.h"
#include "formats/fsd_dsk.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class bbc_opus3_device:
public device_t,
public device_bbc_1mhzbus_interface
{
public:
// construction/destruction
bbc_opus3_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
protected:
bbc_opus3_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock);
// device-level overrides
virtual void device_start() override;
// optional information overrides
virtual void device_add_mconfig(machine_config &config) override;
virtual const tiny_rom_entry *device_rom_region() const override;
virtual uint8_t fred_r(offs_t offset) override;
virtual void fred_w(offs_t offset, uint8_t data) override;
virtual uint8_t jim_r(offs_t offset) override;
virtual void jim_w(offs_t offset, uint8_t data) override;
private:
DECLARE_FLOPPY_FORMATS(floppy_formats);
DECLARE_WRITE_LINE_MEMBER(fdc_drq_w);
required_device<ram_device> m_ramdisk;
required_device<wd1770_device> m_fdc;
required_device<floppy_connector> m_floppy0;
optional_device<floppy_connector> m_floppy1;
int m_fdc_ie;
int m_fdc_drq;
uint16_t m_ramdisk_page;
};
class bbc_opusa_device : public bbc_opus3_device
{
public:
// construction/destruction
bbc_opusa_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
protected:
// device-level overrides
virtual void device_start() override;
// optional information overrides
virtual const tiny_rom_entry *device_rom_region() const override;
};
// device type definition
DECLARE_DEVICE_TYPE(BBC_OPUS3, bbc_opus3_device)
DECLARE_DEVICE_TYPE(BBC_OPUSA, bbc_opusa_device)
#endif // MAME_BUS_BBC_1MHZBUS_OPUS3_H
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