// license:BSD-3-Clause // copyright-holders:Fabio Priuli #ifndef MAME_BUS_NES_ALADDIN_H #define MAME_BUS_NES_ALADDIN_H #pragma once #include "nxrom.h" #include "softlist_dev.h" //---------------------------------- // // Aladdin Cartslot implementation // //---------------------------------- // ======================> aladdin_cart_interface class aladdin_cart_interface : public device_slot_card_interface { public: // construction/destruction virtual ~aladdin_cart_interface(); // reading and writing virtual DECLARE_READ8_MEMBER(read); uint8_t *get_cart_base() { return m_rom; } void set_cart_size(uint32_t size) { m_rom_size = size; m_rom_mask = (size / 0x4000) - 1; } virtual void write_prg(uint32_t offset, uint8_t data) { } protected: aladdin_cart_interface(const machine_config &mconfig, device_t &device); // internal state uint8_t *m_rom; uint32_t m_rom_size; uint8_t m_lobank, m_hibank, m_rom_mask; }; // ======================> nes_aladdin_slot_device class nes_aladdin_device; class nes_aladdin_slot_device : public device_t, public device_image_interface, public device_slot_interface { friend class nes_aladdin_device; public: // construction/destruction nes_aladdin_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); virtual ~nes_aladdin_slot_device(); // device-level overrides virtual void device_start() override; // image-level overrides virtual image_init_result call_load() override; virtual const software_list_loader &get_software_list_loader() const override { return rom_software_list_loader::instance(); } virtual iodevice_t image_type() const override { return IO_CARTSLOT; } virtual bool is_readable() const override { return 1; } virtual bool is_writeable() const override { return 0; } virtual bool is_creatable() const override { return 0; } virtual bool must_be_loaded() const override { return 0; } virtual bool is_reset_on_load() const override { return 1; } virtual const char *image_interface() const override { return "ade_cart"; } virtual const char *file_extensions() const override { return "nes,bin"; } // slot interface overrides virtual std::string get_default_card_software(get_default_card_software_hook &hook) const override; virtual DECLARE_READ8_MEMBER(read); void write_prg(uint32_t offset, uint8_t data) { if (m_cart) m_cart->write_prg(offset, data); } protected: aladdin_cart_interface* m_cart; }; // device type definition DECLARE_DEVICE_TYPE(NES_ALADDIN_SLOT, nes_aladdin_slot_device) #define MCFG_ALADDIN_MINICART_ADD(_tag, _slot_intf) \ MCFG_DEVICE_ADD(_tag, NES_ALADDIN_SLOT, 0) \ MCFG_DEVICE_SLOT_INTERFACE(_slot_intf, nullptr, false) //---------------------------------- // // Aladdin Minicart implementation // //---------------------------------- // ======================> nes_algn_rom_device class nes_algn_rom_device : public device_t, public aladdin_cart_interface { public: // construction/destruction nes_algn_rom_device(const machine_config &mconfig, 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* get_cart_base(); virtual void write_prg(uint32_t offset, uint8_t data) override; protected: nes_algn_rom_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; }; // ======================> nes_algq_rom_device class nes_algq_rom_device : public nes_algn_rom_device { public: // construction/destruction nes_algq_rom_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); // optional information overrides virtual void write_prg(uint32_t offset, uint8_t data) override; protected: // device-level overrides virtual void device_start() override; virtual void device_reset() override; uint8_t m_bank_base; }; // device type definition DECLARE_DEVICE_TYPE(NES_ALGN_ROM, nes_algn_rom_device) DECLARE_DEVICE_TYPE(NES_ALGQ_ROM, nes_algq_rom_device) //----------------------------------------------- // // Codemasters Aladdin passthru implementation // //----------------------------------------------- // ======================> nes_aladdin_device class nes_aladdin_device : public nes_nrom_device { public: // construction/destruction nes_aladdin_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); virtual machine_config_constructor device_mconfig_additions() const override; virtual DECLARE_READ8_MEMBER(read_h) override; virtual DECLARE_WRITE8_MEMBER(write_h) override; virtual void pcb_reset() override; protected: // device-level overrides virtual void device_start() override; required_device m_subslot; }; // device type definition DECLARE_DEVICE_TYPE(NES_ALADDIN, nes_aladdin_device) #endif // MAME_BUS_NES_ALADDIN_H