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// license:BSD-3-Clause
// copyright-holders:Manuel Abadia
/***************************************************************************

    "AJAX/Typhoon"  (Konami GX770)

    Driver by:
        Manuel Abadia <emumanu+mame@gmail.com>

    TO DO:
    - Find the CPU core bug, that makes the 052001 to read from 0x0000

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

#include "emu.h"
#include "includes/ajax.h"
#include "includes/konamipt.h"

#include "cpu/z80/z80.h"
#include "cpu/m6809/hd6309.h"
#include "cpu/m6809/konami.h"
#include "sound/ym2151.h"
#include "speaker.h"


void ajax_state::ajax_main_map(address_map &map)
{
	map(0x0000, 0x01c0).rw(FUNC(ajax_state::ls138_f10_r), FUNC(ajax_state::ls138_f10_w));   /* bankswitch + sound command + FIRQ command */
	map(0x0800, 0x0807).rw(m_k051960, FUNC(k051960_device::k051937_r), FUNC(k051960_device::k051937_w));                    /* sprite control registers */
	map(0x0c00, 0x0fff).rw(m_k051960, FUNC(k051960_device::k051960_r), FUNC(k051960_device::k051960_w));                    /* sprite RAM 2128SL at J7 */
	map(0x1000, 0x1fff).ram().w(m_palette, FUNC(palette_device::write8)).share("palette");/* palette */
	map(0x2000, 0x3fff).ram().share("share1");                                  /* shared RAM with the 6809 */
	map(0x4000, 0x5fff).ram();                                             /* RAM 6264L at K10 */
	map(0x6000, 0x7fff).bankr("mainbank");                             /* banked ROM */
	map(0x8000, 0xffff).rom();         /* ROM N11 */
}

void ajax_state::ajax_sub_map(address_map &map)
{
	map(0x0000, 0x07ff).rw(m_k051316, FUNC(k051316_device::read), FUNC(k051316_device::write));    /* 051316 zoom/rotation layer */
	map(0x0800, 0x080f).w(m_k051316, FUNC(k051316_device::ctrl_w));              /* 051316 control registers */
	map(0x1000, 0x17ff).r(m_k051316, FUNC(k051316_device::rom_r));                /* 051316 (ROM test) */
	map(0x1800, 0x1800).w(FUNC(ajax_state::bankswitch_2_w));          /* bankswitch control */
	map(0x2000, 0x3fff).ram().share("share1");                      /* shared RAM with the 052001 */
	map(0x4000, 0x7fff).rw(m_k052109, FUNC(k052109_device::read), FUNC(k052109_device::write));        /* video RAM + color RAM + video registers */
	map(0x8000, 0x9fff).bankr("subbank");                            /* banked ROM */
	map(0xa000, 0xffff).rom().region("sub", 0x12000);     /* ROM I16 */
}

void ajax_state::ajax_sound_map(address_map &map)
{
	map(0x0000, 0x7fff).rom();                             /* ROM F6 */
	map(0x8000, 0x87ff).ram();                             /* RAM 2128SL at D16 */
	map(0x9000, 0x9000).w(FUNC(ajax_state::sound_bank_w));             /* 007232 bankswitch */
	map(0xa000, 0xa00d).rw(m_k007232_1, FUNC(k007232_device::read), FUNC(k007232_device::write));      /* 007232 registers (chip 1) */
	map(0xb000, 0xb00d).rw(m_k007232_2, FUNC(k007232_device::read), FUNC(k007232_device::write));      /* 007232 registers (chip 2) */
	map(0xb80c, 0xb80c).w(FUNC(ajax_state::k007232_extvol_w));         /* extra volume, goes to the 007232 w/ A11 */
																/* selecting a different latch for the external port */
	map(0xc000, 0xc001).rw("ymsnd", FUNC(ym2151_device::read), FUNC(ym2151_device::write));       /* YM2151 */
	map(0xe000, 0xe000).r(m_soundlatch, FUNC(generic_latch_8_device::read));
}


static INPUT_PORTS_START( ajax )
	PORT_START("DSW1")
	KONAMI_COINAGE_LOC(DEF_STR( Free_Play ), "No Coin B", SW1)
	/* "No Coin B" = coins produce sound, but no effect on coin counter */

	PORT_START("DSW2")
	PORT_DIPNAME( 0x03, 0x02, DEF_STR( Lives ) )        PORT_DIPLOCATION("SW2:1,2")
	PORT_DIPSETTING(    0x03, "2" )
	PORT_DIPSETTING(    0x02, "3" )
	PORT_DIPSETTING(    0x01, "5" )
	PORT_DIPSETTING(    0x00, "7" )
	PORT_DIPNAME( 0x04, 0x00, DEF_STR( Cabinet ) )      PORT_DIPLOCATION("SW2:3")
	PORT_DIPSETTING(    0x00, DEF_STR( Upright ) )
	PORT_DIPSETTING(    0x04, DEF_STR( Cocktail ) )
	PORT_DIPNAME( 0x18, 0x18, DEF_STR( Bonus_Life ) )   PORT_DIPLOCATION("SW2:4,5")
	PORT_DIPSETTING(    0x18, "30000 150000" )
	PORT_DIPSETTING(    0x10, "50000 200000" )
	PORT_DIPSETTING(    0x08, "30000" )
	PORT_DIPSETTING(    0x00, "50000" )
	PORT_DIPNAME( 0x60, 0x40, DEF_STR( Difficulty ) )   PORT_DIPLOCATION("SW2:6,7")
	PORT_DIPSETTING(    0x60, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0x40, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x20, DEF_STR( Difficult ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Very_Difficult ) )
	PORT_DIPNAME( 0x80, 0x00, DEF_STR( Demo_Sounds ) )  PORT_DIPLOCATION("SW2:8")
	PORT_DIPSETTING(    0x80, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )

	PORT_START("DSW3")
	PORT_DIPNAME( 0x01, 0x01, DEF_STR( Flip_Screen ) )  PORT_DIPLOCATION("SW3:1")
	PORT_DIPSETTING(    0x01, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x02, 0x02, "Upright Controls" )      PORT_DIPLOCATION("SW3:2")   // Listed as "unused" and forced to be off in the manual. (US) // "Normal Upright / Upright Double" (JP)
	PORT_DIPSETTING(    0x02, DEF_STR( Single ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Dual ) )
	PORT_SERVICE_DIPLOC( 0x04, IP_ACTIVE_LOW, "SW3:3" )
	PORT_DIPNAME( 0x08, 0x08, "Control in 3D Stages" )  PORT_DIPLOCATION("SW3:4")   // The manual make reference to "general control"
	PORT_DIPSETTING(    0x08, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x00, "Inverted" )
	PORT_BIT( 0xf0, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_START("SYSTEM")    /* COINSW & START */
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN2 )
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_COIN3 )  /* service */
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START1 )
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_START2 )
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED )
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_START("P1")
	KONAMI8_B123_UNK(1)

	PORT_START("P2")
	KONAMI8_B123_UNK(2)
INPUT_PORTS_END



/*  sound_bank_w:
    Handled by the LS273 Octal +ve edge trigger D-type Flip-flop with Reset at B11:

    Bit Description
    --- -----------
    7   CONT1 (???) \
    6   CONT2 (???) / One or both bits are set to 1 when you kill a enemy
    5   \
    3   / 4MBANKH
    4   \
    2   / 4MBANKL
    1   \
    0   / 2MBANK
*/

WRITE8_MEMBER(ajax_state::sound_bank_w)
{
	int bank_A, bank_B;

	/* banks # for the 007232 (chip 1) */
	bank_A = BIT(data, 1);
	bank_B = BIT(data, 0);
	m_k007232_1->set_bank(bank_A, bank_B);

	/* banks # for the 007232 (chip 2) */
	bank_A = ((data >> 4) & 0x03);
	bank_B = ((data >> 2) & 0x03);
	m_k007232_2->set_bank(bank_A, bank_B);
}

WRITE8_MEMBER(ajax_state::volume_callback0)
{
	m_k007232_1->set_volume(0, (data >> 4) * 0x11, 0);
	m_k007232_1->set_volume(1, 0, (data & 0x0f) * 0x11);
}

WRITE8_MEMBER(ajax_state::k007232_extvol_w)
{
	/* channel A volume (mono) */
	m_k007232_2->set_volume(0, (data & 0x0f) * 0x11/2, (data & 0x0f) * 0x11/2);
}

WRITE8_MEMBER(ajax_state::volume_callback1)
{
	/* channel B volume/pan */
	m_k007232_2->set_volume(1, (data & 0x0f) * 0x11/2, (data >> 4) * 0x11/2);
}


void ajax_state::ajax(machine_config &config)
{
	/* basic machine hardware */
	KONAMI(config, m_maincpu, XTAL(24'000'000)/2/4);    /* 052001 12/4 MHz*/
	m_maincpu->set_addrmap(AS_PROGRAM, &ajax_state::ajax_main_map);

	HD6309E(config, m_subcpu, 3000000); /* ? */
	m_subcpu->set_addrmap(AS_PROGRAM, &ajax_state::ajax_sub_map);

	Z80(config, m_audiocpu, 3579545);  /* 3.58 MHz */
	m_audiocpu->set_addrmap(AS_PROGRAM, &ajax_state::ajax_sound_map);

	config.set_maximum_quantum(attotime::from_hz(600));

	WATCHDOG_TIMER(config, m_watchdog);

	/* video hardware */
	screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
	screen.set_raw(XTAL(24'000'000)/3, 528, 108, 412, 256, 16, 240);
//  6MHz dotclock is more realistic, however needs drawing updates. replace when ready
//  screen.set_raw(XTAL(24'000'000)/4, 396, hbend, hbstart, 256, 16, 240);
	screen.set_screen_update(FUNC(ajax_state::screen_update));
	screen.set_palette(m_palette);

	PALETTE(config, m_palette).set_format(palette_device::xBGR_555, 2048);
	m_palette->enable_shadows();

	K052109(config, m_k052109, 0);
	m_k052109->set_palette(m_palette);
	m_k052109->set_screen("screen");
	m_k052109->set_tile_callback(FUNC(ajax_state::tile_callback));
	m_k052109->irq_handler().set_inputline(m_subcpu, M6809_IRQ_LINE);

	K051960(config, m_k051960, 0);
	m_k051960->set_palette("palette");
	m_k051960->set_screen("screen");
	m_k051960->set_sprite_callback(FUNC(ajax_state::sprite_callback));
	m_k051960->irq_handler().set_inputline(m_maincpu, KONAMI_IRQ_LINE);

	K051316(config, m_k051316, 0);
	m_k051316->set_palette(m_palette);
	m_k051316->set_bpp(7);
	m_k051316->set_zoom_callback(FUNC(ajax_state::zoom_callback));

	/* sound hardware */
	SPEAKER(config, "lspeaker").front_left();
	SPEAKER(config, "rspeaker").front_right();

	GENERIC_LATCH_8(config, m_soundlatch);

	YM2151(config, "ymsnd", 3579545).add_route(0, "lspeaker", 1.0).add_route(1, "rspeaker", 1.0);

	K007232(config, m_k007232_1, 3579545);
	m_k007232_1->port_write().set(FUNC(ajax_state::volume_callback0));
	m_k007232_1->add_route(0, "lspeaker", 0.20);
	m_k007232_1->add_route(0, "rspeaker", 0.20);
	m_k007232_1->add_route(1, "lspeaker", 0.20);
	m_k007232_1->add_route(1, "rspeaker", 0.20);

	K007232(config, m_k007232_2, 3579545);
	m_k007232_2->port_write().set(FUNC(ajax_state::volume_callback1));
	m_k007232_2->add_route(0, "lspeaker", 0.50);
	m_k007232_2->add_route(1, "rspeaker", 0.50);
}


/*

 This set is using 27512 Roms on a sub-board instead of Mask roms
 -- info from Phil Morris

 These are normally on the main board in the form of large mask ROMs, but at one stage
 the mask ROMs were unavailable so Konami had to provide a separate ROM board with
 36 x 27C512s instead.

*/

ROM_START( ajax )
	ROM_REGION( 0x20000, "maincpu", 0 ) /* 052001 code */
	ROM_LOAD( "770_m01.n11",    0x00000, 0x10000, CRC(4a64e53a) SHA1(acd249bfcb5f248c41b3e40c7c1bce1b8c645d3a) )    /* last 0x8000 fixed, first 0x8000 banked */
	ROM_LOAD( "770_l02.n12",    0x10000, 0x10000, CRC(ad7d592b) SHA1(c75d9696b16de231c479379dd02d33fe54021d88) )    /* banked ROM */

	ROM_REGION( 0x18000, "sub", 0 ) /* 96k */
	ROM_LOAD( "770_f04.g16",    0x00000, 0x10000, CRC(e0e4ec9c) SHA1(15ae09c3ad67ec626d8178ec1417f0c57ca4eca4) )    /* banked ROM */
	ROM_LOAD( "770_l05.i16",    0x10000, 0x08000, CRC(ed64fbb2) SHA1(429046edaf1299afa7fb9c385b4ef0c244ec2409) )    /* last 0x6000 fixed, first 0x2000 banked */

	ROM_REGION( 0x10000, "audiocpu", 0 )    /* 64k for the SOUND CPU */
	ROM_LOAD( "770_h03.f16",    0x00000, 0x08000, CRC(2ffd2afc) SHA1(ca2ef684f87bcf9b70b3ec66ec80685edaf04b9b) )

	ROM_REGION( 0x080000, "k052109", 0 )    /* tiles */
	ROM_LOAD32_BYTE( "770c13-a.f3",     0x000000, 0x010000, CRC(4ef6fff2) SHA1(0a2953f6907738b795d96184329431539386a463) )
	ROM_LOAD32_BYTE( "770c13-c.f4",     0x000001, 0x010000, CRC(97ffbab6) SHA1(97d9a39600eed918e12908a9abed0d4161c20ef6) )
	ROM_LOAD32_BYTE( "770c12-a.f5",     0x000002, 0x010000, CRC(6c0ade68) SHA1(35e4548a37e19210c767ef2ed4c514dbde6806c2) )
	ROM_LOAD32_BYTE( "770c12-c.f6",     0x000003, 0x010000, CRC(61fc39cc) SHA1(34d0342ec0878590c289a66b39bde121cfadf00f) )
	ROM_LOAD32_BYTE( "770c13-b.e3",     0x040000, 0x010000, CRC(86fdd706) SHA1(334c2720fc35aa556c6c5850d32f9bc9a6800fba) )
	ROM_LOAD32_BYTE( "770c13-d.e4",     0x040001, 0x010000, CRC(7d7acb2d) SHA1(3797743edf99201de928246e22e65ad17afe62f8) )
	ROM_LOAD32_BYTE( "770c12-b.e5",     0x040002, 0x010000, CRC(5f221cc6) SHA1(9a7a9c7853a3b582c4034b773cef08aee5391d6e) )
	ROM_LOAD32_BYTE( "770c12-d.e6",     0x040003, 0x010000, CRC(f1edb2f4) SHA1(3e66cc711e25cbf6e6a747d43a9efec0710d5b7a) )

	ROM_REGION( 0x100000, "k051960", 0 )    /* sprites */
	ROM_LOAD32_BYTE( "770c09-a.f8",     0x000000, 0x010000, CRC(76690fb8) SHA1(afe267a37b65d63d3765dc3b88d8a8262446f786) )
	ROM_LOAD32_BYTE( "770c09-e.f9",     0x000001, 0x010000, CRC(17b482c9) SHA1(3535197956f5bf5b564fec1ddbb3e3ea3bf1f7bd) )
	ROM_LOAD32_BYTE( "770c08-a.f10",    0x000002, 0x010000, CRC(efd29a56) SHA1(2a9f138d1242a35162a3f092b0343dff899e3b83) )
	ROM_LOAD32_BYTE( "770c08-e.f11",    0x000003, 0x010000, CRC(6d43afde) SHA1(03d16125e7d082df08cd5e52a6694a1ddb765e4f) )
	ROM_LOAD32_BYTE( "770c09-b.e8",     0x040000, 0x010000, CRC(cd1709d1) SHA1(5a835639eb2d75adcfd0103b0800dd74b2bf9503) )
	ROM_LOAD32_BYTE( "770c09-f.e9",     0x040001, 0x010000, CRC(cba4b47e) SHA1(6ecb6283de4aa5ef8441db62b19200397f7734b3) )
	ROM_LOAD32_BYTE( "770c08-b.e10",    0x040002, 0x010000, CRC(f3374014) SHA1(613c91e02fbf577668ea558c1893b845962368dd) )
	ROM_LOAD32_BYTE( "770c08-f.e11",    0x040003, 0x010000, CRC(f5ba59aa) SHA1(b65ea2ec20c2e9fa2e0dfe4c38d3d4f0b7160a97) )
	ROM_LOAD32_BYTE( "770c09-c.d8",     0x080000, 0x010000, CRC(bfd080b8) SHA1(83e186e08f442167e66575305930fa93f838faa6) )
	ROM_LOAD32_BYTE( "770c09-g.d9",     0x080001, 0x010000, CRC(77d58ea0) SHA1(8647c6920032e010b71ba4bc966ef6e1fd0a58a8) )
	ROM_LOAD32_BYTE( "770c08-c.d10",    0x080002, 0x010000, CRC(28e7088f) SHA1(45c53a58bc6d2e70d5d20d5e6d58ec3e5bea3eeb) )
	ROM_LOAD32_BYTE( "770c08-g.d11",    0x080003, 0x010000, CRC(17da8f6d) SHA1(ba1d33d44cd50ff5d5a15b23d1a6153bc7b09579) )
	ROM_LOAD32_BYTE( "770c09-d.c8",     0x0c0000, 0x010000, CRC(6f955600) SHA1(6f85adb633a670c8540b1e86d4bb6640829e74da) )
	ROM_LOAD32_BYTE( "770c09-h.c9",     0x0c0001, 0x010000, CRC(494a9090) SHA1(decd4442c206d1cd8f7741f2499aa3264b247d06) )
	ROM_LOAD32_BYTE( "770c08-d.c10",    0x0c0002, 0x010000, CRC(91591777) SHA1(53f416a51f7075f070168bced7b6f925f54c7b84) )
	ROM_LOAD32_BYTE( "770c08-h.c11",    0x0c0003, 0x010000, CRC(d97d4b15) SHA1(e3d7d7adeec8c8c808acb9f84641fd3a6bf249be) )

	ROM_REGION( 0x080000, "k051316", 0 )    /* zoom/rotate */
	ROM_LOAD( "770c06.f4",     0x000000, 0x040000, CRC(d0c592ee) SHA1(c1be73dd259f2779d715659b177e47513776a0d4) )
	ROM_LOAD( "770c07.h4",     0x040000, 0x040000, CRC(0b399fb1) SHA1(fbe26f9aa9a655d08bebcdd79719d35134ca4dd5) )

	ROM_REGION( 0x0200, "proms", 0 )
	ROM_LOAD( "63s241.j11", 0x0000, 0x0200, CRC(9bdd719f) SHA1(de98e562080a97714047a8ad17abc6662c188897) )  /* priority encoder (not used) */

	ROM_REGION( 0x040000, "k007232_1", 0 )  /* 007232 data (chip 1) */
	ROM_LOAD( "770c10-a.a7",        0x000000, 0x010000, CRC(e45ec094) SHA1(540c56e1d778e6082db23aa3da64f6179b1f3635) )
	ROM_LOAD( "770c10-b.a6",        0x010000, 0x010000, CRC(349db7d3) SHA1(210da067038abeb021a77b3bf2664c9a49b3410a) )
	ROM_LOAD( "770c10-c.a5",        0x020000, 0x010000, CRC(71cb1f05) SHA1(57399806746b659f52114fb7bd4e11a7992a2c5d) )
	ROM_LOAD( "770c10-d.a4",        0x030000, 0x010000, CRC(e8ab1844) SHA1(dc22c4d11d6396a051398ba9ec6380aa3f856e71) )

	ROM_REGION( 0x080000, "k007232_2", 0 )  /* 007232 data (chip 2) */
	ROM_LOAD( "770c11-a.c6",        0x000000, 0x010000, CRC(8cccd9e0) SHA1(73e50a896ed212462046b7bfa04aad5e266425ca) )
	ROM_LOAD( "770c11-b.c5",        0x010000, 0x010000, CRC(0af2fedd) SHA1(038189210a73f668a0d913ff2dfc4ffa2e6bd5f4) )
	ROM_LOAD( "770c11-c.c4",        0x020000, 0x010000, CRC(7471f24a) SHA1(04d7a69ddc01017a773485fa891711d94c8ad47c) )
	ROM_LOAD( "770c11-d.c3",        0x030000, 0x010000, CRC(a58be323) SHA1(0401ede130cf9a529469bfb3dbcc8aee68e53243) )
	ROM_LOAD( "770c11-e.b7",        0x040000, 0x010000, CRC(dd553541) SHA1(96f36cb7b696f465005c7e7f1e4373b98a337864) )
	ROM_LOAD( "770c11-f.b6",        0x050000, 0x010000, CRC(3f78bd0f) SHA1(1d445c2b6460d6aac6f2acf0d5a5d73c31ba52e0) )
	ROM_LOAD( "770c11-g.b5",        0x060000, 0x010000, CRC(078c51b2) SHA1(6ad7ae8cda62023a286f5b4ac393ea0d02d20aeb) )
	ROM_LOAD( "770c11-h.b4",        0x070000, 0x010000, CRC(7300c2e1) SHA1(f9d23074701fb2127aed45d7cff91cc1cf8ce717) )
ROM_END

ROM_START( typhoon )
	ROM_REGION( 0x20000, "maincpu", 0 ) /* 052001 code */
	ROM_LOAD( "770_k01.n11",    0x00000, 0x10000, CRC(5ba74a22) SHA1(897d3309f2efb3bfa56e86581ee4a492e656788c) )    /* last 0x8000 fixed, first 0x8000 banked */
	ROM_LOAD( "770_k02.n12",    0x10000, 0x10000, CRC(3bcf782a) SHA1(4b6127bced0b2519f8ad30587f32588a16368071) )    /* banked ROM */

	ROM_REGION( 0x18000, "sub", 0 ) /* 96k */
	ROM_LOAD( "770_f04.g16",    0x00000, 0x10000, CRC(e0e4ec9c) SHA1(15ae09c3ad67ec626d8178ec1417f0c57ca4eca4) )    /* banked ROM */
	ROM_LOAD( "770_k05.i16",    0x10000, 0x08000, CRC(0f1bebbb) SHA1(012a8867ee0febaaadd7bcbc91e462bda5d3a411) )    /* last 0x6000 fixed, first 0x2000 banked */

	ROM_REGION( 0x10000, "audiocpu", 0 )    /* 64k for the SOUND CPU */
	ROM_LOAD( "770_h03.f16",    0x00000, 0x08000, CRC(2ffd2afc) SHA1(ca2ef684f87bcf9b70b3ec66ec80685edaf04b9b) )

	ROM_REGION( 0x080000, "k052109", 0 )    /* tiles */
	ROM_LOAD32_WORD( "770c13.n22",     0x000000, 0x040000, CRC(b859ca4e) SHA1(f58678d503683f78cca0d5ed2d79f6f68ab3495a) )
	ROM_LOAD32_WORD( "770c12.k22",     0x000002, 0x040000, CRC(50d14b72) SHA1(e3ff4a5aeefa6c10b5f7fec18297948b7c5acfdf) )

	ROM_REGION( 0x100000, "k051960", 0 )    /* sprites */
	ROM_LOAD32_WORD( "770c09.n4",     0x000000, 0x080000, CRC(1ab4a7ff) SHA1(fa007b41027f95d29d2a9f931a2fe235844db637) )
	ROM_LOAD32_WORD( "770c08.k4",     0x000002, 0x080000, CRC(a8e80586) SHA1(0401f59baa691905287cef94427f39e0c3f0adc6) )

	ROM_REGION( 0x080000, "k051316", 0 )    /* zoom/rotate */
	ROM_LOAD( "770c06.f4",     0x000000, 0x040000, CRC(d0c592ee) SHA1(c1be73dd259f2779d715659b177e47513776a0d4) )
	ROM_LOAD( "770c07.h4",     0x040000, 0x040000, CRC(0b399fb1) SHA1(fbe26f9aa9a655d08bebcdd79719d35134ca4dd5) )

	ROM_REGION( 0x0200, "proms", 0 )
	ROM_LOAD( "63s241.j11", 0x0000, 0x0200, CRC(9bdd719f) SHA1(de98e562080a97714047a8ad17abc6662c188897) )  /* priority encoder (not used) */

	ROM_REGION( 0x040000, "k007232_1", 0 )  /* 007232 data (chip 1) */
	ROM_LOAD( "770c10",     0x000000, 0x040000, CRC(7fac825f) SHA1(581522d7a02dad16d2803ff344b4db133f767e6b) )

	ROM_REGION( 0x080000, "k007232_2", 0 )  /* 007232 data (chip 2) */
	ROM_LOAD( "770c11",     0x000000, 0x080000, CRC(299a615a) SHA1(29cdcc21998c72f4cf311792b904b79bde236bab) )
ROM_END

ROM_START( ajaxj )
	ROM_REGION( 0x20000, "maincpu", 0 ) /* 052001 code */
	ROM_LOAD( "770_l01.n11",    0x00000, 0x10000, CRC(7cea5274) SHA1(8e3b2b11a8189e3a1703b3b4b453fbb386f5537f) )    /* last 0x8000 fixed, first 0x8000 banked */
	ROM_LOAD( "770_l02.n12",    0x10000, 0x10000, CRC(ad7d592b) SHA1(c75d9696b16de231c479379dd02d33fe54021d88) )    /* banked ROM */

	ROM_REGION( 0x18000, "sub", 0 ) /* 96k */
	ROM_LOAD( "770_f04.g16",    0x00000, 0x10000, CRC(e0e4ec9c) SHA1(15ae09c3ad67ec626d8178ec1417f0c57ca4eca4) )   /* banked ROM */
	ROM_LOAD( "770_l05.i16",    0x10000, 0x8000, CRC(ed64fbb2) SHA1(429046edaf1299afa7fb9c385b4ef0c244ec2409) )    /* last 0x6000 fixed, first 0x2000 banked */

	ROM_REGION( 0x10000, "audiocpu", 0 )    /* 64k for the SOUND CPU */
	ROM_LOAD( "770_f03.f16",    0x00000, 0x08000, CRC(3fe914fd) SHA1(c691920402bd859e2bf765084704a8bfad302cfa) )

	ROM_REGION( 0x080000, "k052109", 0 )    /* tiles */
	ROM_LOAD32_WORD( "770c13.n22",     0x000000, 0x040000, CRC(b859ca4e) SHA1(f58678d503683f78cca0d5ed2d79f6f68ab3495a) )
	ROM_LOAD32_WORD( "770c12.k22",     0x000002, 0x040000, CRC(50d14b72) SHA1(e3ff4a5aeefa6c10b5f7fec18297948b7c5acfdf) )

	ROM_REGION( 0x100000, "k051960", 0 )    /* sprites */
	ROM_LOAD32_WORD( "770c09.n4",     0x000000, 0x080000, CRC(1ab4a7ff) SHA1(fa007b41027f95d29d2a9f931a2fe235844db637) )
	ROM_LOAD32_WORD( "770c08.k4",     0x000002, 0x080000, CRC(a8e80586) SHA1(0401f59baa691905287cef94427f39e0c3f0adc6) )

	ROM_REGION( 0x080000, "k051316", 0 )    /* zoom/rotate */
	ROM_LOAD( "770c06.f4",     0x000000, 0x040000, CRC(d0c592ee) SHA1(c1be73dd259f2779d715659b177e47513776a0d4) )
	ROM_LOAD( "770c07.h4",     0x040000, 0x040000, CRC(0b399fb1) SHA1(fbe26f9aa9a655d08bebcdd79719d35134ca4dd5) )

	ROM_REGION( 0x0200, "proms", 0 )
	ROM_LOAD( "63s241.j11", 0x0000, 0x0200, CRC(9bdd719f) SHA1(de98e562080a97714047a8ad17abc6662c188897) )  /* priority encoder (not used) */

	ROM_REGION( 0x040000, "k007232_1", 0 )  /* 007232 data (chip 1) */
	ROM_LOAD( "770c10",     0x000000, 0x040000, CRC(7fac825f) SHA1(581522d7a02dad16d2803ff344b4db133f767e6b) )

	ROM_REGION( 0x080000, "k007232_2", 0 )  /* 007232 data (chip 2) */
	ROM_LOAD( "770c11",     0x000000, 0x080000, CRC(299a615a) SHA1(29cdcc21998c72f4cf311792b904b79bde236bab) )
ROM_END


GAME( 1987, ajax,    0,    ajax, ajax, ajax_state, empty_init, ROT90, "Konami", "Ajax", MACHINE_SUPPORTS_SAVE )
GAME( 1987, typhoon, ajax, ajax, ajax, ajax_state, empty_init, ROT90, "Konami", "Typhoon", MACHINE_SUPPORTS_SAVE )
GAME( 1987, ajaxj,   ajax, ajax, ajax, ajax_state, empty_init, ROT90, "Konami", "Ajax (Japan)", MACHINE_SUPPORTS_SAVE )