// license:BSD-3-Clause // copyright-holders:Sandro Ronco, hap /****************************************************************************** Mephisto Berlin 68000 / Berlin Professional 68020 Berlin Professional has the same engine as Mephisto Genius. Undocumented buttons: - holding ENTER and LEFT cursor on boot runs diagnostics - holding CLEAR on boot clears battery backed RAM TODO: - does it have ROM waitstates like mephisto_modular? ******************************************************************************/ #include "emu.h" #include "cpu/m68000/m68000.h" #include "machine/nvram.h" #include "machine/mmboard.h" #include "video/mmdisplay2.h" // internal artwork #include "mephisto_berlin.lh" class berlin_state : public driver_device { public: berlin_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag) , m_maincpu(*this, "maincpu") , m_nvram(*this, "nvram", 0x2000, ENDIANNESS_BIG) , m_board(*this, "board") , m_display(*this, "display") , m_keys(*this, "KEY") { } void berlin(machine_config &config); void berlinp(machine_config &config); private: required_device m_maincpu; memory_share_creator m_nvram; required_device m_board; required_device m_display; required_ioport m_keys; void berlin_mem(address_map &map); void berlinp_mem(address_map &map); u8 nvram_r(offs_t offset) { return m_nvram[offset]; } void nvram_w(offs_t offset, u8 data) { m_nvram[offset] = data; } u8 input_r(); }; /****************************************************************************** I/O ******************************************************************************/ u8 berlin_state::input_r() { // display i/o d7 selects keypad u8 data = (m_display->io_r() & 0x80) ? 0 : m_keys->read(); return ~m_board->input_r() | data; } /****************************************************************************** Address Maps ******************************************************************************/ void berlin_state::berlin_mem(address_map &map) { map(0x000000, 0x01ffff).rom(); map(0x800000, 0x87ffff).ram(); map(0x900000, 0x903fff).rw(FUNC(berlin_state::nvram_r), FUNC(berlin_state::nvram_w)).umask16(0xff00); map(0xa00000, 0xa00000).r(FUNC(berlin_state::input_r)); map(0xb00000, 0xb00000).w(m_board, FUNC(mephisto_board_device::mux_w)); map(0xc00000, 0xc00000).w(m_display, FUNC(mephisto_display2_device::latch_w)); map(0xd00008, 0xd00008).w(m_display, FUNC(mephisto_display2_device::io_w)); map(0xe00000, 0xe00000).w(m_board, FUNC(mephisto_board_device::led_w)); map(0xe00000, 0xe00001).nopr(); // clr.b } void berlin_state::berlinp_mem(address_map &map) { map(0x000000, 0x03ffff).rom(); map(0x400000, 0x4fffff).ram(); map(0x800000, 0x800000).r(FUNC(berlin_state::input_r)); map(0x900000, 0x900000).w(m_board, FUNC(mephisto_board_device::mux_w)); map(0xa00000, 0xa00000).w(m_board, FUNC(mephisto_board_device::led_w)); map(0xb00000, 0xb00000).w(m_display, FUNC(mephisto_display2_device::io_w)); map(0xc00000, 0xc00000).w(m_display, FUNC(mephisto_display2_device::latch_w)); map(0xd00000, 0xd07fff).rw(FUNC(berlin_state::nvram_r), FUNC(berlin_state::nvram_w)).umask32(0xff000000); } /****************************************************************************** Input Ports ******************************************************************************/ static INPUT_PORTS_START( berlin ) PORT_START("KEY") PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Enter") PORT_CODE(KEYCODE_ENTER) PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Clear") PORT_CODE(KEYCODE_BACKSPACE) PORT_CODE(KEYCODE_DEL) PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Up") PORT_CODE(KEYCODE_UP) PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Down") PORT_CODE(KEYCODE_DOWN) PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Left") PORT_CODE(KEYCODE_LEFT) PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Right") PORT_CODE(KEYCODE_RIGHT) PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("New Game (1/2)") PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_F1) // combine for NEW GAME PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("New Game (2/2)") PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_F1) // " INPUT_PORTS_END /****************************************************************************** Machine Configs ******************************************************************************/ void berlin_state::berlin(machine_config &config) { /* basic machine hardware */ M68000(config, m_maincpu, 12.288_MHz_XTAL); m_maincpu->set_addrmap(AS_PROGRAM, &berlin_state::berlin_mem); const attotime irq_period = attotime::from_hz(12.288_MHz_XTAL / 0x4000); // 750Hz m_maincpu->set_periodic_int(FUNC(berlin_state::irq2_line_hold), irq_period); NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_0); MEPHISTO_BUTTONS_BOARD(config, m_board); // internal subdevice("board:board")->set_nvram_enable(true); MEPHISTO_DISPLAY_MODULE2(config, m_display); // internal config.set_default_layout(layout_mephisto_berlin); } void berlin_state::berlinp(machine_config &config) { berlin(config); /* basic machine hardware */ M68EC020(config.replace(), m_maincpu, 24.576_MHz_XTAL); // M68EC020RP25 m_maincpu->set_addrmap(AS_PROGRAM, &berlin_state::berlinp_mem); const attotime irq_period = attotime::from_hz(24.576_MHz_XTAL / 0x8000); // 750Hz m_maincpu->set_periodic_int(FUNC(berlin_state::irq2_line_hold), irq_period); } /****************************************************************************** ROM Definitions ******************************************************************************/ ROM_START( berl16 ) // B003 8C60 CA47 ROM_REGION16_BE( 0x20000, "maincpu", 0 ) ROM_LOAD16_BYTE("berlin_68000_even.bin", 0x00000, 0x10000, CRC(31337f15) SHA1(0dcacb153a6f8376e6f1c2f3e57e60aad4370740) ) ROM_LOAD16_BYTE("berlin_68000_odd_b003.bin", 0x00001, 0x10000, CRC(cc146819) SHA1(e4b2c6e496eff4a657a0718be292f563fb4e5688) ) ROM_END ROM_START( berl16a ) // B002 8C59 CA47 ROM_REGION16_BE( 0x20000, "maincpu", 0 ) ROM_LOAD16_BYTE("berlin_68000_even.bin", 0x00000, 0x10000, CRC(31337f15) SHA1(0dcacb153a6f8376e6f1c2f3e57e60aad4370740) ) ROM_LOAD16_BYTE("berlin_68000_odd_b002.bin", 0x00001, 0x10000, CRC(513a95f2) SHA1(cbaef0078a119163577e76a78b2110939b17be6b) ) ROM_END ROM_START( berl16l ) // B500 ABD5 CA47 ROM_REGION16_BE( 0x20000, "maincpu", 0 ) ROM_LOAD16_BYTE("berlin_68000_london_even.bin", 0x00000, 0x10000, CRC(0ccddbc6) SHA1(90effdc9f2811a24d450b74ccfb24995ce896b86) ) ROM_LOAD16_BYTE("berlin_68000_london_odd.bin", 0x00001, 0x10000, CRC(5edac658) SHA1(18ebebc5ceffd9a01798d8a3709875120bd096f7) ) ROM_END ROM_START( berlinp ) // B400 8AA1 E785 ROM_REGION32_BE( 0x40000, "maincpu", 0 ) ROM_LOAD("berlin_020_v400.u2", 0x00000, 0x40000, CRC(82fbaf6e) SHA1(729b7cef3dfaecc4594a6178fc4ba6015afa6202) ) ROM_END ROM_START( berlinpl ) // B500 53CA 3DCE ROM_REGION32_BE( 0x40000, "maincpu", 0 ) ROM_LOAD("berlin_020_london.u2", 0x00000, 0x40000, CRC(d75e170f) SHA1(ac0ebdaa114abd4fef87361a03df56928768b1ae) ) ROM_END /****************************************************************************** Drivers ******************************************************************************/ /* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS */ CONS( 1992, berl16, 0, 0, berlin, berlin, berlin_state, empty_init, "Hegener + Glaser", "Mephisto Berlin 68000 (v0.03)", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK ) CONS( 1992, berl16a, berl16, 0, berlin, berlin, berlin_state, empty_init, "Hegener + Glaser", "Mephisto Berlin 68000 (v0.02)", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK ) CONS( 1996, berl16l, berl16, 0, berlin, berlin, berlin_state, empty_init, "Richard Lang", "Mephisto Berlin 68000 (London upgrade)", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK ) CONS( 1994, berlinp, 0, 0, berlinp, berlin, berlin_state, empty_init, "Hegener + Glaser", "Mephisto Berlin Professional 68020", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK ) CONS( 1996, berlinpl, berlinp, 0, berlinp, berlin, berlin_state, empty_init, "Richard Lang", "Mephisto Berlin Professional 68020 (London upgrade)", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )