// license:BSD-3-Clause // copyright-holders:hap /********************************************************************** Videopac 31/40 cartridge emulation **********************************************************************/ #ifndef MAME_BUS_ODYSSEY2_4IN1_H #define MAME_BUS_ODYSSEY2_4IN1_H #pragma once #include "slot.h" // ======================> o2_4in1_device class o2_4in1_device : public device_t, public device_o2_cart_interface { public: // construction/destruction o2_4in1_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock); protected: // device-level overrides virtual void device_start() override; virtual void cart_init() override; virtual u8 read_rom04(offs_t offset) override { return m_rom[offset + 0x400]; } virtual u8 read_rom0c(offs_t offset) override { return m_rom[offset + 0xc00]; } virtual void write_p1(u8 data) override { m_control = data; } virtual void write_p2(u8 data) override { m_bank = data; } virtual u8 io_read(offs_t offset) override; private: u8 m_control = 0; u8 m_bank = 0; }; // device type definition DECLARE_DEVICE_TYPE(O2_ROM_4IN1, o2_4in1_device) #endif // MAME_BUS_ODYSSEY2_4IN1_H