// 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 m_exp; int m_romcs; int m_nmi_pending; std::unique_ptr 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 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