// license:BSD-3-Clause // copyright-holders:Fabio Priuli #ifndef MAME_BUS_VBOY_SLOT_H #define MAME_BUS_VBOY_SLOT_H #pragma once #include "softlist_dev.h" /*************************************************************************** TYPE DEFINITIONS ***************************************************************************/ /* PCB */ enum { VBOY_STD = 0, VBOY_EEPROM }; // ======================> device_vboy_cart_interface class device_vboy_cart_interface : public device_slot_card_interface { public: // construction/destruction virtual ~device_vboy_cart_interface(); // reading and writing virtual DECLARE_READ32_MEMBER(read_cart) { return 0xffffffff; } virtual DECLARE_READ32_MEMBER(read_eeprom) { return 0xffffffff; } virtual DECLARE_WRITE32_MEMBER(write_eeprom) { } void rom_alloc(uint32_t size, const char *tag); void eeprom_alloc(uint32_t size); uint32_t* get_rom_base() { return m_rom; } uint32_t* get_eeprom_base() { return &m_eeprom[0]; } uint32_t get_rom_size() { return m_rom_size; } uint32_t get_eeprom_size() { return m_eeprom.size(); } void save_eeprom() { device().save_item(NAME(m_eeprom)); } protected: device_vboy_cart_interface(const machine_config &mconfig, device_t &device); // internal state uint32_t *m_rom; uint32_t m_rom_size; uint32_t m_rom_mask; std::vector m_eeprom; }; // ======================> vboy_cart_slot_device class vboy_cart_slot_device : public device_t, public device_image_interface, public device_slot_interface { public: // construction/destruction template vboy_cart_slot_device(machine_config const &mconfig, char const *tag, device_t *owner, T &&opts, char const *dflt) : vboy_cart_slot_device(mconfig, tag, owner, 0) { option_reset(); opts(*this); set_default_option(dflt); set_fixed(false); } vboy_cart_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = 0); virtual ~vboy_cart_slot_device(); // image-level overrides virtual image_init_result call_load() override; virtual void call_unload() override; virtual const software_list_loader &get_software_list_loader() const override { return rom_software_list_loader::instance(); } int get_type() { return m_type; } void save_eeprom() { if (m_cart && m_cart->get_eeprom_size()) m_cart->save_eeprom(); } 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 char *image_interface() const override { return "vboy_cart"; } virtual const char *file_extensions() const override { return "vb,bin"; } // slot interface overrides virtual std::string get_default_card_software(get_default_card_software_hook &hook) const override; // reading and writing virtual DECLARE_READ32_MEMBER(read_cart); virtual DECLARE_READ32_MEMBER(read_eeprom); virtual DECLARE_WRITE32_MEMBER(write_eeprom); protected: // device-level overrides virtual void device_start() override; int m_type; device_vboy_cart_interface* m_cart; }; // device type definition DECLARE_DEVICE_TYPE(VBOY_CART_SLOT, vboy_cart_slot_device) /*************************************************************************** DEVICE CONFIGURATION MACROS ***************************************************************************/ #define VBOYSLOT_ROM_REGION_TAG ":cart:rom" #endif // MAME_BUS_VBOY_SLOT_H