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path: root/src/mame/drivers/bigkarnk_ms.cpp
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// license:BSD-3-Clause
// copyright-holders:David Haywood

/*
    Big Karnak (Modular System) (checksum 1BD1EFB)

    this appears to be a different revision than the gaelco.cpp version, so could be original code, or
    based off one that is otherwise undumped.

    as with most of the 'Modular System' setups, the hardware is heavily modified from the original
    and consists of a multi-board stack in a cage, hence different driver.

    TODO: PCB list

*/


#include "emu.h"
#include "cpu/m68000/m68000.h"
#include "emupal.h"
#include "screen.h"
#include "speaker.h"


class bigkarnk_ms_state : public driver_device
{
public:
	bigkarnk_ms_state(const machine_config &mconfig, device_type type, const char *tag) :
		driver_device(mconfig, type, tag),
		m_maincpu(*this, "maincpu"),
		m_palette(*this, "palette"),
		m_screen(*this, "screen"),
		m_paletteram(*this, "palette"),
		m_gfxdecode(*this, "gfxdecode")
	{ }

	void bigkarnkm(machine_config &config);

private:
	required_device<cpu_device> m_maincpu;
	required_device<palette_device> m_palette;
	required_device<screen_device> m_screen;

	required_shared_ptr<uint16_t> m_paletteram;
	required_device<gfxdecode_device> m_gfxdecode;

	virtual void machine_start() override;

	uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);

	void bigkarnkm_map(address_map &map);
};


void bigkarnk_ms_state::bigkarnkm_map(address_map &map)
{
	map(0x000000, 0x07ffff).rom();
	map(0x200000, 0x2007ff).ram().w(m_palette, FUNC(palette_device::write16)).share("palette");
	map(0xff0000, 0xffffff).ram();
}


void bigkarnk_ms_state::machine_start()
{
}


uint32_t bigkarnk_ms_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
	return 0;
}

static INPUT_PORTS_START( bigkarnkm )
INPUT_PORTS_END

static const gfx_layout tiles16x16x4_layout =
{
	16,16,
	RGN_FRAC(1,1),
	4,
	{ 0,8,16,24 },
	{ 0,1,2,3,4,5,6,7, 512,513,514,515,516,517,518,519 },
	{ STEP16(0,32) },
	16 * 16 * 4
};

static GFXDECODE_START( gfx_bigkarnk_ms )
	GFXDECODE_ENTRY( "gfx1", 0, tiles16x16x4_layout, 0, 16 )
	GFXDECODE_ENTRY( "gfx2", 0, tiles16x16x4_layout, 0, 16 )
GFXDECODE_END

void bigkarnk_ms_state::bigkarnkm(machine_config &config)
{
	/* basic machine hardware */
	M68000(config, m_maincpu, 12_MHz_XTAL);
	m_maincpu->set_addrmap(AS_PROGRAM, &bigkarnk_ms_state::bigkarnkm_map);
	m_maincpu->set_vblank_int("screen", FUNC(bigkarnk_ms_state::irq6_line_hold));

	/* video hardware */
	SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
	m_screen->set_refresh_hz(60);
	m_screen->set_vblank_time(ATTOSECONDS_IN_USEC(2500) /* not accurate */);
	m_screen->set_size(256, 256);
	m_screen->set_visarea(0, 256-1, 0, 256-32-1);
	m_screen->set_screen_update(FUNC(bigkarnk_ms_state::screen_update));
	m_screen->set_palette(m_palette);

	PALETTE(config, m_palette).set_format(palette_device::xRGB_444, 0x400);

	GFXDECODE(config, m_gfxdecode, "palette", gfx_bigkarnk_ms);

	/* sound hardware */
	SPEAKER(config, "mono").front_center();
}

ROM_START( bigkarnkm )
	ROM_REGION( 0x080000, "maincpu", 0 )    /* 68000 code */
	ROM_LOAD16_BYTE( "cpu_ka_6.ic8",   0x000001, 0x020000, CRC(ab71c1d3) SHA1(3174f1c68e4aa5b6053b118da1fed1f4001193b0) )
	ROM_LOAD16_BYTE( "cpu_ka_6.ic17",  0x000000, 0x020000, CRC(9f5c0dac) SHA1(a8089f58e34d7ba581303f7cf819297d21867a6a) )
	ROM_LOAD16_BYTE( "cpu_ka_6.ic11",  0x040001, 0x020000, CRC(30674ef3) SHA1(d1b29337068ed7323c104a48de593c9ac4668e66) )
	ROM_LOAD16_BYTE( "cpu_ka_6.ic20",  0x040000, 0x020000, CRC(332d6dea) SHA1(cd7e402642f57c12cb7405c49b75bfaa0d104421) )

	ROM_REGION( 0x010000, "audiocpu", 0 )    /* Z80 code (uses YM3812 + M5205) */
	ROM_LOAD( "snd_ka.ic6",   0x000000, 0x010000, CRC(48a66be8) SHA1(0ca8e4ef5b5e257d56afda6946c5f2a0712917a3) )

	ROM_REGION( 0x020000, "audiodata", 0 )
	ROM_LOAD( "snd_ka.ic11",   0x000000, 0x020000, CRC(8e53a6b8) SHA1(5082bbcb042216a6d58c654a52c98d75df700ac8) )

	ROM_REGION( 0x180000, "gfx1", ROMREGION_ERASEFF ) // sprites (same rom subboard type as galpanic_ms.cpp)
	ROM_LOAD32_BYTE( "5_ka.ic4",         0x000003, 0x020000, CRC(2bee07ea) SHA1(afd8769955314768db894e4e98f65422fc0dbb4f) )
	ROM_LOAD32_BYTE( "5_ka.ic13",        0x000002, 0x020000, CRC(d55e3024) SHA1(71c84a76b08f8983f65ac4b99430eeb30dc3f8ea) )
	ROM_LOAD32_BYTE( "5_ka.ic19",        0x000001, 0x020000, CRC(fc682c21) SHA1(c3fa9907fbe276bc4b74b79dda52713e702e441c) )
	ROM_LOAD32_BYTE( "5_ka.ic25",        0x000000, 0x020000, CRC(1157b739) SHA1(fdea10f808f258409e19e41dedfb3d4699e7daa2) )
	ROM_LOAD32_BYTE( "5_ka.ic5",         0x080003, 0x020000, CRC(507056f7) SHA1(e754c803f85862a37d2a48be6554ff5bc4128b4d) )
	ROM_LOAD32_BYTE( "5_ka.ic14",        0x080002, 0x020000, CRC(ef936e76) SHA1(ed93b04a45c38c0fa7333f182beba33fafe17f38) )
	ROM_LOAD32_BYTE( "5_ka.ic20",        0x080001, 0x020000, CRC(38854cd6) SHA1(b32efc1c621a9d8559c294f7431c219a05a37db6) )
	ROM_LOAD32_BYTE( "5_ka.ic26",        0x080000, 0x020000, CRC(3f63c4ed) SHA1(e0dd3ec27e7aa0b7db1587e83d20d1b9333ca405) )
	ROM_LOAD32_BYTE( "5_ka.ic6",         0x100003, 0x020000, CRC(2fdbc484) SHA1(6e8ac1a8bde8189b7ebf32c59185425c512ab911) )
	ROM_LOAD32_BYTE( "5_ka.ic15",        0x100002, 0x020000, CRC(802128e4) SHA1(20cfdf28aa7ada404ceca236c6eb554dcaa8e633) )
	ROM_LOAD32_BYTE( "5_ka.ic21",        0x100001, 0x020000, CRC(5ccc0f99) SHA1(ae2b2d4b2aa77a099ad2711032e6a05ab52789b9) )
	ROM_LOAD32_BYTE( "5_ka.ic27",        0x100000, 0x020000, CRC(55509d96) SHA1(ddd064695ca7e8c2377f13484e385bf7ea7df610) )

	ROM_REGION( 0x100000, "gfx2", 0 )
	ROM_LOAD32_BYTE( "8_ka_814.ic14",      0x000003, 0x020000, CRC(50e6cab6) SHA1(5af8b27f35a59611484ea35a2883b1e59d5c7517) )
	ROM_LOAD32_BYTE( "8_ka_821.ic21",      0x000002, 0x020000, CRC(90c1d93e) SHA1(581a1e2f30e8b467c8d8f5c8e528c78c0c3904f2) )
	ROM_LOAD32_BYTE( "8_ka_829.ic29",      0x000001, 0x020000, CRC(8c5df0ec) SHA1(15a5b847d6d035f27300435a03bd254dd9b3f99c) )
	ROM_LOAD32_BYTE( "8_ka_836.ic36",      0x000000, 0x020000, CRC(43de75db) SHA1(419e7702d17c52365addb8bfda582e916762ead5) )
	ROM_LOAD32_BYTE( "8_ka_815.ic15",      0x080003, 0x020000, CRC(59d79b33) SHA1(70b9c60a72e517ac70f807c918f0ad4dd6c98f98) )
	ROM_LOAD32_BYTE( "8_ka_822.ic22",      0x080002, 0x020000, CRC(12fc89c0) SHA1(883144d0c453cd8f829b2209d9a8028b7f87d0d5) )
	ROM_LOAD32_BYTE( "8_ka_830.ic30",      0x080001, 0x020000, CRC(9904ae87) SHA1(5df3b35185c53a64c0647d297a19b9c013a3b3c2) )
	ROM_LOAD32_BYTE( "8_ka_837.ic37",      0x080000, 0x020000, CRC(f475eaa7) SHA1(8e5c7f0231d7f84bc377b756b99d055a4791e3bf) )

	ROM_REGION( 0x100, "prom", ROMREGION_ERASEFF )
	ROM_LOAD( "51_p0502_n82s129n.ic10",      0x000, 0x100, CRC(15085e44) SHA1(646e7100fcb112594023cf02be036bd3d42cc13c) ) // common PROM found on all? Modular System sets?

	ROM_REGION( 0x100000, "pals", 0 )
	ROM_LOAD( "51_p0503_pal16r6acn.ic48",       0x000, 0x104, CRC(07eb86d2) SHA1(482eb325df5bc60353bac85412cf45429cd03c6d) ) // matches one of the Euro League Modular System PALs

	ROM_REGION( 0x100, "protgal", 0 ) // all read protected
	ROM_LOAD( "5_5148_gal16v8-25lnc.ic9", 0, 1, NO_DUMP )
	ROM_LOAD( "5_5248_gal16v8-25lnc.ic8", 0, 1, NO_DUMP )
	ROM_LOAD( "7_75flv_gal16v8-25hb1.ic59", 0, 1, NO_DUMP )
	ROM_LOAD( "7_7148_gal20v8-25lp.ic7", 0, 1, NO_DUMP )
	ROM_LOAD( "7_7248_gal20v8-25lp.ic54", 0, 1, NO_DUMP )
	ROM_LOAD( "7_7348_gal16v8-25hb1.ic55", 0, 1, NO_DUMP )
	ROM_LOAD( "7_7448_gal16v8-25hb1.ic9", 0, 1, NO_DUMP )
	ROM_LOAD( "7_7648_gal20v8-25lp.ic44", 0, 1, NO_DUMP )
	ROM_LOAD( "cpu_606_gal16v8-25hb1.ic13", 0, 1, NO_DUMP )
	ROM_LOAD( "cpu_648_gal16v8-25ln.ic7", 0, 1, NO_DUMP )
	ROM_LOAD( "snd_9148_gal16v8-25hb1.ic142", 0, 1, NO_DUMP )
	ROM_LOAD( "snd_9248_gal20v8-25lp.ic18", 0, 1, NO_DUMP )
	ROM_LOAD( "snd_9348_gal16v8-25hb1.ic10", 0, 1, NO_DUMP )
ROM_END

GAME( 1991, bigkarnkm,  bigkarnk,  bigkarnkm,  bigkarnkm,  bigkarnk_ms_state, empty_init, ROT0, "Gaelco", "Big Karnak (Modular System)", MACHINE_NOT_WORKING | MACHINE_NO_SOUND )