// license:BSD-3-Clause // copyright-holders:Fabio Priuli /*********************************************************************************************************** APF Imagination / M-1000 cart emulation ***********************************************************************************************************/ #include "emu.h" #include "rom.h" //------------------------------------------------- // apf_rom_device - constructor //------------------------------------------------- DEFINE_DEVICE_TYPE(APF_ROM_STD, apf_rom_device, "apf_rom", "APF Standard Carts") DEFINE_DEVICE_TYPE(APF_ROM_BASIC, apf_basic_device, "apf_basic", "APF BASIC Carts") DEFINE_DEVICE_TYPE(APF_ROM_SPACEDST, apf_spacedst_device, "apf_spacedst", "APF Space Destroyer Cart") apf_rom_device::apf_rom_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock) : device_t(mconfig, type, tag, owner, clock), device_apf_cart_interface(mconfig, *this) { } apf_rom_device::apf_rom_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : apf_rom_device(mconfig, APF_ROM_STD, tag, owner, clock) { } apf_basic_device::apf_basic_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : apf_rom_device(mconfig, APF_ROM_BASIC, tag, owner, clock) { } apf_spacedst_device::apf_spacedst_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : apf_rom_device(mconfig, APF_ROM_SPACEDST, tag, owner, clock) { } /*------------------------------------------------- mapper specific handlers -------------------------------------------------*/ READ8_MEMBER(apf_rom_device::read_rom) { if (offset < m_rom_size) return m_rom[offset]; else return 0xff; } READ8_MEMBER(apf_basic_device::extra_rom) { if (offset < (m_rom_size - 0x2000)) return m_rom[offset + 0x2000]; else return 0xff; } READ8_MEMBER(apf_spacedst_device::read_ram) { return m_ram[offset]; } WRITE8_MEMBER(apf_spacedst_device::write_ram) { m_ram[offset] = data; }