// license:BSD-3-Clause // copyright-holders:Curt Coder /********************************************************************** Atari Portfolio 128KB RAM card emulation **********************************************************************/ #ifndef MAME_BUS_POFO_RAM_H #define MAME_BUS_POFO_RAM_H #pragma once #include "ccm.h" #include "machine/nvram.h" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** // ======================> portfolio_ram_card_device class portfolio_ram_card_device : public device_t, public device_portfolio_memory_card_slot_interface, public device_nvram_interface { public: // construction/destruction portfolio_ram_card_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); protected: // device-level overrides virtual void device_start() override; // device_nvram_interface overrides virtual void nvram_default() override { } virtual void nvram_read(emu_file &file) override { if (m_nvram != nullptr) { file.read(m_nvram, m_nvram.bytes()); } } virtual void nvram_write(emu_file &file) override { if (m_nvram != nullptr) { file.write(m_nvram, m_nvram.bytes()); } } // device_portfolio_memory_card_slot_interface overrides virtual bool cdet() override { return 0; } virtual uint8_t nrdi_r(offs_t offset) override; virtual void nwri_w(offs_t offset, uint8_t data) override; memory_share_creator m_nvram; }; // device type definition DECLARE_DEVICE_TYPE(PORTFOLIO_RAM_CARD, portfolio_ram_card_device) #endif // MAME_BUS_POFO_RAM_H