// license:BSD-3-Clause // copyright-holders:Wilbert Pol #ifndef __WS_SLOT_H #define __WS_SLOT_H /*************************************************************************** TYPE DEFINITIONS ***************************************************************************/ /* PCB */ enum { WS_STD = 0, WS_SRAM, WS_EEPROM }; // ======================> device_ws_cart_interface class device_ws_cart_interface : public device_slot_card_interface { public: // construction/destruction device_ws_cart_interface(const machine_config &mconfig, device_t &device); virtual ~device_ws_cart_interface(); // reading and writing virtual DECLARE_READ8_MEMBER(read_rom20) { return 0xff; } virtual DECLARE_READ8_MEMBER(read_rom30) { return 0xff; } virtual DECLARE_READ8_MEMBER(read_rom40) { return 0xff; } virtual DECLARE_READ8_MEMBER(read_ram) { return 0xff; } virtual DECLARE_WRITE8_MEMBER(write_ram) {} virtual DECLARE_READ8_MEMBER(read_io) { return 0xff; } virtual DECLARE_WRITE8_MEMBER(write_io) {} void rom_alloc(UINT32 size, const char *tag); void nvram_alloc(UINT32 size); UINT8* get_rom_base() { return m_rom; } UINT8* get_nvram_base() { return &m_nvram[0]; } UINT32 get_rom_size() { return m_rom_size; } UINT32 get_nvram_size() { return m_nvram.size(); } void save_nvram() { device().save_item(NAME(m_nvram)); } void set_has_rtc(bool val) { m_has_rtc = val; } void set_is_rotated(bool val) { m_is_rotated = val; } int get_is_rotated() { return m_is_rotated ? 1 : 0; } protected: // internal state UINT8 *m_rom; UINT32 m_rom_size; dynamic_buffer m_nvram; int m_bank_mask; bool m_has_rtc, m_is_rotated; }; // ======================> ws_cart_slot_device class ws_cart_slot_device : public device_t, public device_image_interface, public device_slot_interface { public: // construction/destruction ws_cart_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); virtual ~ws_cart_slot_device(); // device-level overrides virtual void device_start() override; virtual void device_config_complete() override; // image-level overrides virtual bool call_load() override; virtual void call_unload() override; virtual bool call_softlist_load(software_list_device &swlist, const char *swname, const rom_entry *start_entry) override; int get_type() { return m_type; } int get_is_rotated() { return m_cart->get_is_rotated(); } int get_cart_type(UINT8 *ROM, UINT32 len, UINT32 &nvram_len); void internal_header_logging(UINT8 *ROM, UINT32 offs, UINT32 len); void save_nvram() { if (m_cart && m_cart->get_nvram_size()) m_cart->save_nvram(); } 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 1; } virtual bool is_reset_on_load() const override { return 1; } virtual const option_guide *create_option_guide() const override { return nullptr; } virtual const char *image_interface() const override { return "wswan_cart"; } virtual const char *file_extensions() const override { return "ws,wsc,bin"; } // slot interface overrides virtual void get_default_card_software(std::string &result) override; // reading and writing virtual DECLARE_READ8_MEMBER(read_rom20); virtual DECLARE_READ8_MEMBER(read_rom30); virtual DECLARE_READ8_MEMBER(read_rom40); virtual DECLARE_READ8_MEMBER(read_ram); virtual DECLARE_WRITE8_MEMBER(write_ram); virtual DECLARE_READ8_MEMBER(read_io); virtual DECLARE_WRITE8_MEMBER(write_io); protected: int m_type; device_ws_cart_interface* m_cart; }; // device type definition extern const device_type WS_CART_SLOT; /*************************************************************************** DEVICE CONFIGURATION MACROS ***************************************************************************/ #define WSSLOT_ROM_REGION_TAG ":cart:rom" #define MCFG_WSWAN_CARTRIDGE_ADD(_tag,_slot_intf,_def_slot) \ MCFG_DEVICE_ADD(_tag, WS_CART_SLOT, 0) \ MCFG_DEVICE_SLOT_INTERFACE(_slot_intf, _def_slot, false) #endif