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// license:BSD-3-Clause
// copyright-holders:Nigel Barnes
/*********************************************************************
Romantic Robot Multiface One/128/3
*********************************************************************/
#ifndef MAME_BUS_SPECTRUM_MFACE_H
#define MAME_BUS_SPECTRUM_MFACE_H
#include "exp.h"
#include "bus/centronics/ctronics.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class spectrum_mface_base_device :
public device_t,
public device_spectrum_expansion_interface
{
public:
// construction/destruction
spectrum_mface_base_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
virtual DECLARE_INPUT_CHANGED_MEMBER(magic_button) { m_slot->nmi_w(newval ? CLEAR_LINE : ASSERT_LINE); }
protected:
spectrum_mface_base_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;
virtual void device_reset() override;
// optional information overrides
virtual void device_add_mconfig(machine_config &config) override;
virtual ioport_constructor device_input_ports() const override;
virtual void pre_opcode_fetch(offs_t offset) override;
virtual uint8_t mreq_r(offs_t offset) override;
virtual void mreq_w(offs_t offset, uint8_t data) override;
virtual DECLARE_READ_LINE_MEMBER(romcs) override;
// passthru
virtual void post_opcode_fetch(offs_t offset) override { m_exp->post_opcode_fetch(offset); }
virtual void pre_data_fetch(offs_t offset) override { m_exp->pre_data_fetch(offset); }
virtual void post_data_fetch(offs_t offset) override { m_exp->post_data_fetch(offset); }
virtual uint8_t iorq_r(offs_t offset) override { return m_exp->iorq_r(offset); }
virtual void iorq_w(offs_t offset, uint8_t data) override { m_exp->iorq_w(offset, data); }
void nmi(line_state state) { m_slot->nmi_w(state); m_nmi_pending = state; }
required_memory_region m_rom;
required_device<spectrum_expansion_slot_device> m_exp;
int m_romcs;
int m_nmi_pending;
std::unique_ptr<uint8_t[]> m_ram;
};
class spectrum_mface1v2_device : public spectrum_mface_base_device
{
public:
spectrum_mface1v2_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
DECLARE_INPUT_CHANGED_MEMBER(magic_button) override;
protected:
spectrum_mface1v2_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 const tiny_rom_entry *device_rom_region() const override;
virtual ioport_constructor device_input_ports() const override;
virtual uint8_t iorq_r(offs_t offset) override;
virtual void iorq_w(offs_t offset, uint8_t data) override;
required_ioport m_joy;
required_ioport m_hwconfig;
};
class spectrum_mface1v1_device : public spectrum_mface1v2_device
{
public:
spectrum_mface1v1_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;
virtual uint8_t mreq_r(offs_t offset) override;
virtual void mreq_w(offs_t offset, uint8_t data) override;
};
class spectrum_mface1v3_device : public spectrum_mface1v2_device
{
public:
spectrum_mface1v3_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
protected:
spectrum_mface1v3_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock);
// optional information overrides
virtual const tiny_rom_entry *device_rom_region() const override;
virtual uint8_t iorq_r(offs_t offset) override;
virtual void iorq_w(offs_t offset, uint8_t data) override;
};
class spectrum_mface1_device : public spectrum_mface1v3_device
{
public:
spectrum_mface1_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
DECLARE_INPUT_CHANGED_MEMBER(magic_button) override;
protected:
// optional information overrides
virtual const tiny_rom_entry *device_rom_region() const override;
virtual ioport_constructor device_input_ports() const override;
virtual uint8_t iorq_r(offs_t offset) override;
virtual void iorq_w(offs_t offset, uint8_t data) override;
};
class spectrum_mface128_base_device : public spectrum_mface_base_device
{
public:
spectrum_mface128_base_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
DECLARE_INPUT_CHANGED_MEMBER(magic_button) override;
protected:
spectrum_mface128_base_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;
virtual void device_reset() override;
int m_hidden;
};
class spectrum_mface128v1_device : public spectrum_mface128_base_device
{
public:
spectrum_mface128v1_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
protected:
spectrum_mface128v1_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 const tiny_rom_entry *device_rom_region() const override;
virtual uint8_t iorq_r(offs_t offset) override;
virtual void iorq_w(offs_t offset, uint8_t data) override;
int m_d3_ff; // no initial state
};
class spectrum_mface128_device : public spectrum_mface128v1_device
{
public:
spectrum_mface128_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
protected:
// optional information overrides
virtual const tiny_rom_entry *device_rom_region() const override;
virtual void pre_opcode_fetch(offs_t offset) override;
virtual uint8_t iorq_r(offs_t offset) override;
virtual void iorq_w(offs_t offset, uint8_t data) override;
};
class spectrum_mface3_device : public spectrum_mface128_base_device
{
public:
spectrum_mface3_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
DECLARE_INPUT_CHANGED_MEMBER(magic_button) override;
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() 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 iorq_r(offs_t offset) override;
virtual void iorq_w(offs_t offset, uint8_t data) override;
private:
uint8_t m_reg_file[4]; // no initial state
int m_disable;
};
class spectrum_mprint_device : public spectrum_mface128_base_device
{
public:
spectrum_mprint_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
// optional information overrides
virtual void device_add_mconfig(machine_config &config) override;
virtual const tiny_rom_entry *device_rom_region() const override;
virtual void pre_opcode_fetch(offs_t offset) override;
virtual uint8_t iorq_r(offs_t offset) override;
virtual void iorq_w(offs_t offset, uint8_t data) override;
private:
DECLARE_WRITE_LINE_MEMBER(busy_w) { m_busy = state; }
required_device<centronics_device> m_centronics;
int m_busy;
};
// device type definition
DECLARE_DEVICE_TYPE(SPECTRUM_MFACE1V1, spectrum_mface1v1_device)
DECLARE_DEVICE_TYPE(SPECTRUM_MFACE1V2, spectrum_mface1v2_device)
DECLARE_DEVICE_TYPE(SPECTRUM_MFACE1V3, spectrum_mface1v3_device)
DECLARE_DEVICE_TYPE(SPECTRUM_MFACE1, spectrum_mface1_device)
DECLARE_DEVICE_TYPE(SPECTRUM_MFACE128V1, spectrum_mface128v1_device)
DECLARE_DEVICE_TYPE(SPECTRUM_MFACE128, spectrum_mface128_device)
DECLARE_DEVICE_TYPE(SPECTRUM_MFACE3, spectrum_mface3_device)
DECLARE_DEVICE_TYPE(SPECTRUM_MPRINT, spectrum_mprint_device)
#endif // MAME_BUS_SPECTRUM_MFACE_H
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