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path: root/src/mame/drivers/mephisto_amsterdam.cpp
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// license:BSD-3-Clause
// copyright-holders:Dirk Verwiebe, Cowering, hap
/******************************************************************************

Mephisto Amsterdam (2-ROM hardware version)

The base hardware components are the same as Glasgow, but the 32-bit versions
have more RAM and a faster CPU.

TODO:
- waitstates, same as mephisto_glasgow.cpp

******************************************************************************/

#include "emu.h"

#include "cpu/m68000/m68000.h"
#include "machine/mmboard.h"
#include "sound/dac.h"
#include "video/mmdisplay1.h"

#include "speaker.h"

// internal artwork
#include "mephisto_amsterdam.lh"


namespace {

class amsterdam_state : public driver_device
{
public:
	amsterdam_state(const machine_config &mconfig, device_type type, const char *tag)
		: driver_device(mconfig, type, tag)
		, m_maincpu(*this, "maincpu")
		, m_board(*this, "board")
		, m_display(*this, "display")
		, m_dac(*this, "dac")
		, m_keys(*this, "KEY.%u", 0)
	{ }

	DECLARE_INPUT_CHANGED_MEMBER(reset_button);

	void amsterdam(machine_config &config);
	void dallas32(machine_config &config);

protected:
	virtual void machine_start() override;
	virtual void machine_reset() override;

private:
	required_device<cpu_device> m_maincpu;
	required_device<mephisto_board_device> m_board;
	required_device<mephisto_display1_device> m_display;
	required_device<dac_bit_interface> m_dac;
	required_ioport_array<2> m_keys;

	void amsterd_mem(address_map &map);
	void dallas32_mem(address_map &map);

	void led_w(offs_t offset, u8 data);
	void dac_w(u8 data);
	u8 keys_r();

	u8 m_kp_select = 0;
};

void amsterdam_state::machine_start()
{
	save_item(NAME(m_kp_select));
}

void amsterdam_state::machine_reset()
{
	m_display->reset();
}

INPUT_CHANGED_MEMBER(amsterdam_state::reset_button)
{
	// RES buttons in serial tied to CPU RESET
	if (ioport("RESET")->read() == 3)
	{
		m_maincpu->pulse_input_line(INPUT_LINE_RESET, attotime::zero);
		machine_reset();
	}
}



/******************************************************************************
    I/O
******************************************************************************/

void amsterdam_state::led_w(offs_t offset, u8 data)
{
	m_board->led_w(data);

	// lcd strobe is shared with keypad select
	m_kp_select = offset >> 7;
	m_display->strobe_w(m_kp_select);
}

void amsterdam_state::dac_w(u8 data)
{
	// d0: speaker out
	m_dac->write(BIT(data, 0));
}

u8 amsterdam_state::keys_r()
{
	return m_keys[m_kp_select & 1]->read();
}



/******************************************************************************
    Address Maps
******************************************************************************/

void amsterdam_state::amsterd_mem(address_map &map)
{
	map(0x000000, 0x00ffff).rom();
	map(0x800002, 0x800002).w(m_display, FUNC(mephisto_display1_device::data_w));
	map(0x800004, 0x800004).w(FUNC(amsterdam_state::dac_w));
	map(0x800008, 0x800009).nopr(); // clr.b
	map(0x800008, 0x800008).select(0x80).w(FUNC(amsterdam_state::led_w));
	map(0x800010, 0x800010).w(m_board, FUNC(mephisto_board_device::mux_w));
	map(0x800020, 0x800020).r(m_board, FUNC(mephisto_board_device::input_r));
	map(0x800040, 0x800040).r(FUNC(amsterdam_state::keys_r));
	map(0xffc000, 0xffffff).ram(); // 16KB
}

void amsterdam_state::dallas32_mem(address_map &map)
{
	map(0x000000, 0x00ffff).rom();
	map(0x010000, 0x01ffff).ram(); // 64KB
	map(0x800002, 0x800002).w(m_display, FUNC(mephisto_display1_device::data_w));
	map(0x800004, 0x800004).w(FUNC(amsterdam_state::dac_w));
	map(0x800008, 0x800008).select(0x80).w(FUNC(amsterdam_state::led_w));
	map(0x800010, 0x800010).w(m_board, FUNC(mephisto_board_device::mux_w));
	map(0x800020, 0x800020).r(m_board, FUNC(mephisto_board_device::input_r));
	map(0x800040, 0x800040).r(FUNC(amsterdam_state::keys_r));
}



/******************************************************************************
    Input Ports
******************************************************************************/

static INPUT_PORTS_START( amsterdam )
	PORT_START("KEY.0")
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("INFO") PORT_CODE(KEYCODE_I)
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("POS") PORT_CODE(KEYCODE_O)
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("LEV") PORT_CODE(KEYCODE_L)
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("MEM") PORT_CODE(KEYCODE_M)
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("CL") PORT_CODE(KEYCODE_BACKSPACE) PORT_CODE(KEYCODE_DEL)
	PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("ENT") PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD)
	PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("G / 7 / King") PORT_CODE(KEYCODE_G) PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_7_PAD)
	PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("H / 8") PORT_CODE(KEYCODE_H) PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_8_PAD)

	PORT_START("KEY.1")
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("A / 1") PORT_CODE(KEYCODE_A) PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD)
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("B / 2 / Pawn") PORT_CODE(KEYCODE_B) PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD)
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("C / 3 / Knight") PORT_CODE(KEYCODE_C) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD)
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("D / 4 / Bishop") PORT_CODE(KEYCODE_D) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD)
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("E / 5 / Rook") PORT_CODE(KEYCODE_E) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD)
	PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("F / 6 / Queen") PORT_CODE(KEYCODE_F) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD)
	PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Left / Black / 9") PORT_CODE(KEYCODE_9) PORT_CODE(KEYCODE_9_PAD) PORT_CODE(KEYCODE_LEFT)
	PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Right / White / 0") PORT_CODE(KEYCODE_0) PORT_CODE(KEYCODE_0_PAD) PORT_CODE(KEYCODE_RIGHT)

	PORT_START("RESET")
	PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("RES 1") PORT_CODE(KEYCODE_Z) PORT_CODE(KEYCODE_F1) PORT_CHANGED_MEMBER(DEVICE_SELF, amsterdam_state, reset_button, 0)
	PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("RES 2") PORT_CODE(KEYCODE_X) PORT_CODE(KEYCODE_F1) PORT_CHANGED_MEMBER(DEVICE_SELF, amsterdam_state, reset_button, 0)
INPUT_PORTS_END



/******************************************************************************
    Machine Configs
******************************************************************************/

void amsterdam_state::amsterdam(machine_config &config)
{
	/* basic machine hardware */
	M68000(config, m_maincpu, 12_MHz_XTAL);
	m_maincpu->set_periodic_int(FUNC(amsterdam_state::irq5_line_hold), attotime::from_hz(50));
	m_maincpu->set_addrmap(AS_PROGRAM, &amsterdam_state::amsterd_mem);

	MEPHISTO_SENSORS_BOARD(config, m_board);
	m_board->set_delay(attotime::from_msec(200));

	/* video hardware */
	MEPHISTO_DISPLAY_MODULE1(config, m_display);
	config.set_default_layout(layout_mephisto_amsterdam);

	/* sound hardware */
	SPEAKER(config, "speaker").front_center();
	DAC_1BIT(config, m_dac).add_route(ALL_OUTPUTS, "speaker", 0.25);
}

void amsterdam_state::dallas32(machine_config &config)
{
	amsterdam(config);

	/* basic machine hardware */
	M68020(config.replace(), m_maincpu, 14_MHz_XTAL);
	m_maincpu->set_periodic_int(FUNC(amsterdam_state::irq5_line_hold), attotime::from_hz(50));
	m_maincpu->set_addrmap(AS_PROGRAM, &amsterdam_state::dallas32_mem);
}



/******************************************************************************
    ROM Definitions
******************************************************************************/

ROM_START( amsterd )
	ROM_REGION16_BE( 0x1000000, "maincpu", 0 )
	ROM_LOAD16_BYTE("amsterda-u.bin", 0x00000, 0x08000, CRC(0a75514e) SHA1(27daf78b0aba4d7a293b96b3c1fa92f6ee9bcb59) )
	ROM_LOAD16_BYTE("amsterda-l.bin", 0x00001, 0x08000, CRC(6e17d8fa) SHA1(e0f9e57aaa445f6ff7cbe868658ed7bcfa7e31fb) )
ROM_END


ROM_START( dallas32 )
	ROM_REGION( 0x10000, "maincpu", 0 )
	ROM_LOAD("dallas32.bin", 0x000000, 0x10000, CRC(83b9ff3f) SHA1(97bf4cb3c61f8ec328735b3c98281bba44b30a28) )
ROM_END

ROM_START( dallas16 )
	ROM_REGION16_BE( 0x1000000, "maincpu", 0 )
	ROM_LOAD16_BYTE("dallas-u.bin", 0x00000, 0x08000, CRC(70b741f7) SHA1(23d55ed0fea127b727d725c367ee1932ff5af39f) )
	ROM_LOAD16_BYTE("dallas-l.bin", 0x00001, 0x08000, CRC(69300ad3) SHA1(57ec1b955b1ddfe722011ff5da68a0cd71af9251) )
ROM_END


ROM_START( roma32 )
	ROM_REGION( 0x10000, "maincpu", 0 )
	ROM_LOAD("roma32.bin", 0x000000, 0x10000, CRC(587d03bf) SHA1(504e9ff958084700076d633f9c306fc7baf64ffd) )
ROM_END

ROM_START( roma16 )
	ROM_REGION16_BE( 0x1000000, "maincpu", 0 )
	ROM_LOAD16_BYTE("roma16-u.bin", 0x00000, 0x08000, CRC(111d030f) SHA1(e027f7e7018d28ab794e7730392506056809db6b) )
	ROM_LOAD16_BYTE("roma16-l.bin", 0x00001, 0x08000, CRC(8245ddd2) SHA1(ab048b60fdc4358913a5d07b6fee863b66dd6734) )
ROM_END

} // anonymous namespace



/******************************************************************************
    Drivers
******************************************************************************/

/*    YEAR  NAME       PARENT    COMPAT  MACHINE     INPUT      CLASS          INIT          COMPANY             FULLNAME                  FLAGS */
CONS( 1985, amsterd,   0,        0,      amsterdam,  amsterdam, amsterdam_state, empty_init, "Hegener + Glaser", "Mephisto Amsterdam",     MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )

CONS( 1986, dallas32,  0,        0,      dallas32,   amsterdam, amsterdam_state, empty_init, "Hegener + Glaser", "Mephisto Dallas 68020",  MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
CONS( 1986, dallas16,  dallas32, 0,      amsterdam,  amsterdam, amsterdam_state, empty_init, "Hegener + Glaser", "Mephisto Dallas 68000",  MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )

CONS( 1987, roma32,    0,        0,      dallas32,   amsterdam, amsterdam_state, empty_init, "Hegener + Glaser", "Mephisto Roma 68020",    MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
CONS( 1987, roma16,    roma32,   0,      amsterdam,  amsterdam, amsterdam_state, empty_init, "Hegener + Glaser", "Mephisto Roma 68000",    MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )