diff options
Diffstat (limited to 'src/devices/bus/rc2014/romram.cpp')
-rw-r--r-- | src/devices/bus/rc2014/romram.cpp | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/src/devices/bus/rc2014/romram.cpp b/src/devices/bus/rc2014/romram.cpp index bc7d0713e2e..e0fcc03fa39 100644 --- a/src/devices/bus/rc2014/romram.cpp +++ b/src/devices/bus/rc2014/romram.cpp @@ -154,9 +154,73 @@ const tiny_rom_entry *rom_ram_512k_device::device_rom_region() const return ROM_NAME( rc2014_rom_ram_512k ); } +//************************************************************************** +// SC119 Z180 Memory module +// Module author: Stephen C Cousins +//************************************************************************** + +class sc119_device : public device_t, public device_rc2014_rc80_card_interface +{ +public: + // construction/destruction + sc119_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock); + +protected: + // device-level overrides + virtual void device_start() override; + virtual void device_add_mconfig(machine_config &config) override; + virtual const tiny_rom_entry *device_rom_region() const override; + +private: + std::unique_ptr<u8[]> m_ram; + required_device<sst_39sf040_device> m_flash; +}; + +sc119_device::sc119_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock) + : device_t(mconfig, RC2014_SC119, tag, owner, clock) + , device_rc2014_rc80_card_interface(mconfig, *this) + , m_ram(nullptr) + , m_flash(*this, "flash") +{ +} + +void sc119_device::device_start() +{ + m_ram = std::make_unique<u8[]>(0x80000); + std::fill_n(m_ram.get(), 0x80000, 0xff); + save_pointer(NAME(m_ram), 0x80000); + + // TODO: fix intelfsh + //m_bus->installer(AS_PROGRAM)->install_readwrite_handler(0x00000, 0x7ffff, read8sm_delegate(m_flash, FUNC(intelfsh8_device::read)), write8sm_delegate(m_flash, FUNC(intelfsh8_device::write))); + m_bus->installer(AS_PROGRAM)->install_readwrite_handler(0x00000, 0x7ffff, read8sm_delegate(m_flash, FUNC(intelfsh8_device::read_raw)), write8sm_delegate(m_flash, FUNC(intelfsh8_device::write_raw))); + m_bus->installer(AS_PROGRAM)->install_ram(0x80000, 0xfffff, m_ram.get()); +} + +void sc119_device::device_add_mconfig(machine_config &config) +{ + SST_39SF040(config, m_flash); +} + +ROM_START(sc119_rom) + ROM_REGION( 0x80000, "flash", 0) + ROM_DEFAULT_BIOS("3.0.1") + ROM_SYSTEM_BIOS(0, "2.9.1", "Official RomWBW 2.9.1") // requires 38400 baudrate + ROMX_LOAD( "rcz180_nat_2_9_1.rom", 0x00000, 0x80000, CRC(a538538f) SHA1(8f989e7e777bd37fe552d55bc0b14771c4cb340b), ROM_BIOS(0)) + ROM_SYSTEM_BIOS(1, "3.0.0", "Official RomWBW 3.0.0") + ROMX_LOAD( "rcz180_nat_3_0_0.rom", 0x00000, 0x80000, CRC(9715e94e) SHA1(8dd7179a3bc471fb7fc1e5e2d1a930e8a858ab24), ROM_BIOS(1)) + ROM_SYSTEM_BIOS(2, "3.0.1", "Official RomWBW 3.0.1") + ROMX_LOAD( "rcz180_nat_3_0_1.rom", 0x00000, 0x80000, CRC(a6cb0d80) SHA1(cf4ad058931f0297fd2f8f81d15eb83ecbd29376), ROM_BIOS(2)) +ROM_END + +const tiny_rom_entry *sc119_device::device_rom_region() const +{ + return ROM_NAME( sc119_rom ); +} + } //************************************************************************** // DEVICE DEFINITIONS //************************************************************************** DEFINE_DEVICE_TYPE_PRIVATE(RC2014_ROM_RAM_512, device_rc2014_card_interface, rom_ram_512k_device, "rc2014_rom_ram_512k", "RC2014 512K RAM / 512K Flash") +DEFINE_DEVICE_TYPE_PRIVATE(RC2014_SC119, device_rc2014_rc80_card_interface, sc119_device, "sc119", "SC119 Z180 Memory module") |