diff options
Diffstat (limited to 'trunk/src/mame/drivers/m52.c')
-rw-r--r-- | trunk/src/mame/drivers/m52.c | 555 |
1 files changed, 555 insertions, 0 deletions
diff --git a/trunk/src/mame/drivers/m52.c b/trunk/src/mame/drivers/m52.c new file mode 100644 index 00000000000..ac3dd4bd1ef --- /dev/null +++ b/trunk/src/mame/drivers/m52.c @@ -0,0 +1,555 @@ +/*************************************************************************** + + Irem M52 hardware + +**************************************************************************** + + Moon Patrol memory map + + driver by Nicola Salmoria + + 0000-3fff ROM + 8000-83ff Video RAM + 8400-87ff Color RAM + e000-e7ff RAM + + + read: + 8800 protection + d000 IN0 + d001 IN1 + d002 IN2 + d003 DSW1 + d004 DSW2 + + write: + c800-c8ff sprites + d000 sound command + d001 flip screen + + I/O ports + write: + 10-1f scroll registers + 40 background #1 x position + 60 background #1 y position + 80 background #2 x position + a0 background #2 y position + c0 background control + +***************************************************************************** + + Locations based on m58.c driver + +***************************************************************************/ + +#include "emu.h" +#include "cpu/z80/z80.h" +#include "audio/irem.h" +#include "includes/iremipt.h" +#include "includes/m52.h" + + +#define MASTER_CLOCK XTAL_18_432MHz + + +/************************************* + * + * Memory maps + * + *************************************/ + +static ADDRESS_MAP_START( main_map, AS_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x3fff) AM_ROM + AM_RANGE(0x8000, 0x83ff) AM_RAM_WRITE(m52_videoram_w) AM_BASE_MEMBER(m52_state, m_videoram) + AM_RANGE(0x8400, 0x87ff) AM_RAM_WRITE(m52_colorram_w) AM_BASE_MEMBER(m52_state, m_colorram) + AM_RANGE(0x8800, 0x8800) AM_MIRROR(0x07ff) AM_READ(m52_protection_r) + AM_RANGE(0xc800, 0xcbff) AM_MIRROR(0x0400) AM_WRITEONLY AM_BASE_SIZE_MEMBER(m52_state, m_spriteram, m_spriteram_size) + AM_RANGE(0xd000, 0xd000) AM_MIRROR(0x07fc) AM_WRITE(irem_sound_cmd_w) + AM_RANGE(0xd001, 0xd001) AM_MIRROR(0x07fc) AM_WRITE(m52_flipscreen_w) /* + coin counters */ + AM_RANGE(0xd000, 0xd000) AM_MIRROR(0x07f8) AM_READ_PORT("IN0") + AM_RANGE(0xd001, 0xd001) AM_MIRROR(0x07f8) AM_READ_PORT("IN1") + AM_RANGE(0xd002, 0xd002) AM_MIRROR(0x07f8) AM_READ_PORT("IN2") + AM_RANGE(0xd003, 0xd003) AM_MIRROR(0x07f8) AM_READ_PORT("DSW1") + AM_RANGE(0xd004, 0xd004) AM_MIRROR(0x07f8) AM_READ_PORT("DSW2") + AM_RANGE(0xe000, 0xe7ff) AM_RAM +ADDRESS_MAP_END + + +static ADDRESS_MAP_START( alpha1v_map, AS_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x6fff) AM_ROM + AM_RANGE(0x8000, 0x83ff) AM_RAM_WRITE(m52_videoram_w) AM_BASE_MEMBER(m52_state, m_videoram) + AM_RANGE(0x8400, 0x87ff) AM_RAM_WRITE(m52_colorram_w) AM_BASE_MEMBER(m52_state, m_colorram) + AM_RANGE(0xc800, 0xc9ff) AM_WRITEONLY AM_BASE_SIZE_MEMBER(m52_state, m_spriteram, m_spriteram_size) AM_SHARE("share1") // bigger or mirrored? + AM_RANGE(0xd000, 0xd000) AM_READ_PORT("IN0") AM_WRITE(irem_sound_cmd_w) + AM_RANGE(0xd001, 0xd001) AM_READ_PORT("IN1") AM_WRITE(alpha1v_flipscreen_w) + AM_RANGE(0xd002, 0xd002) AM_READ_PORT("IN2") + AM_RANGE(0xd003, 0xd003) AM_READ_PORT("DSW1") + AM_RANGE(0xd004, 0xd004) AM_READ_PORT("DSW2") + AM_RANGE(0xe000, 0xefff) AM_RAM // bigger or mirrored? +ADDRESS_MAP_END + + +static ADDRESS_MAP_START( main_portmap, AS_IO, 8 ) + ADDRESS_MAP_GLOBAL_MASK(0xff) + AM_RANGE(0x00, 0x00) AM_MIRROR(0x1f) AM_WRITE(m52_scroll_w) + AM_RANGE(0x40, 0x40) AM_MIRROR(0x1f) AM_WRITE(m52_bg1xpos_w) + AM_RANGE(0x60, 0x60) AM_MIRROR(0x1f) AM_WRITE(m52_bg1ypos_w) + AM_RANGE(0x80, 0x80) AM_MIRROR(0x1f) AM_WRITE(m52_bg2xpos_w) + AM_RANGE(0xa0, 0xa0) AM_MIRROR(0x1f) AM_WRITE(m52_bg2ypos_w) + AM_RANGE(0xc0, 0xc0) AM_MIRROR(0x1f) AM_WRITE(m52_bgcontrol_w) +ADDRESS_MAP_END + + + +/************************************* + * + * Port definitions + * + *************************************/ + +/* Same as m57, m58 and m62 (IREM Z80 hardware) */ +static INPUT_PORTS_START( m52 ) + PORT_START("IN0") + /* Start 1 & 2 also restarts and freezes the game with stop mode on + and are used in test mode to enter and esc the various tests */ + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_START1 ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_START2 ) + /* coin input must be active for 19 frames to be consistently recognized */ + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_SERVICE1 ) PORT_IMPULSE(19) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_COIN1 ) + PORT_BIT( 0xf0, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("IN1") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON1 ) + + PORT_START("IN2") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_COCKTAIL + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_COCKTAIL + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_COCKTAIL + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_COCKTAIL + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_COIN2 ) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_COCKTAIL + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_COCKTAIL + + /* DSW1 is so different from game to game that it isn't included here */ + + PORT_START("DSW2") + PORT_DIPNAME( 0x01, 0x01, DEF_STR( Flip_Screen ) ) PORT_DIPLOCATION("SW2:1") + PORT_DIPSETTING( 0x01, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x02, 0x00, DEF_STR( Cabinet ) ) PORT_DIPLOCATION("SW2:2") + PORT_DIPSETTING( 0x00, DEF_STR( Upright ) ) + PORT_DIPSETTING( 0x02, DEF_STR( Cocktail ) ) + PORT_DIPNAME( 0x04, 0x04, "Coin Mode" ) PORT_DIPLOCATION("SW2:3") + PORT_DIPSETTING( 0x04, "Mode 1" ) + PORT_DIPSETTING( 0x00, "Mode 2" ) + PORT_DIPUNKNOWN_DIPLOC( 0x08, IP_ACTIVE_LOW, "SW2:4" ) + PORT_DIPUNKNOWN_DIPLOC( 0x10, IP_ACTIVE_LOW, "SW2:5" ) + PORT_DIPUNKNOWN_DIPLOC( 0x20, IP_ACTIVE_LOW, "SW2:6" ) + PORT_DIPNAME( 0x40, 0x40, "Invulnerability (Cheat)") PORT_DIPLOCATION("SW2:7") + PORT_DIPSETTING( 0x40, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_SERVICE_DIPLOC( 0x80, IP_ACTIVE_LOW, "SW2:8" ) +INPUT_PORTS_END + + +static INPUT_PORTS_START( mpatrol ) + PORT_INCLUDE(m52) + + PORT_MODIFY("IN1") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_2WAY + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_2WAY + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNUSED ) /* IPT_JOYSTICK_DOWN */ + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNUSED ) /* IPT_JOYSTICK_UP */ + + PORT_MODIFY("IN2") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_2WAY PORT_COCKTAIL + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_2WAY PORT_COCKTAIL + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNUSED ) /* IPT_JOYSTICK_DOWN PORT_COCKTAIL */ + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNUSED ) /* IPT_JOYSTICK_UP PORT_COCKTAIL */ + + PORT_MODIFY("DSW2") + PORT_DIPUNUSED_DIPLOC( 0x08, IP_ACTIVE_LOW, "SW2:4" ) /* should have been "slow motion" but no conditional jump at 0x00c3 */ + /* In stop mode, press 2 to stop and 1 to restart */ + PORT_DIPNAME( 0x10, 0x10, "Stop Mode (Cheat)") PORT_DIPLOCATION("SW2:5") + PORT_DIPSETTING( 0x10, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x20, 0x20, "Sector Selection (Cheat)") PORT_DIPLOCATION("SW2:6") + PORT_DIPSETTING( 0x20, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + + PORT_START("DSW1") + PORT_DIPNAME( 0x03, 0x02, DEF_STR( Lives ) ) PORT_DIPLOCATION("SW1:1,2") + PORT_DIPSETTING( 0x00, "1" ) + PORT_DIPSETTING( 0x01, "2" ) + PORT_DIPSETTING( 0x02, "3" ) + PORT_DIPSETTING( 0x03, "5" ) + PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Bonus_Life ) ) PORT_DIPLOCATION("SW1:3,4") + PORT_DIPSETTING( 0x0c, "10000 30000 50000" ) + PORT_DIPSETTING( 0x08, "20000 40000 60000" ) + PORT_DIPSETTING( 0x04, "10000" ) + PORT_DIPSETTING( 0x00, DEF_STR( None ) ) + IREM_Z80_COINAGE_TYPE_1_LOC(SW1) +INPUT_PORTS_END + + +static INPUT_PORTS_START( mpatrolw ) + PORT_INCLUDE(mpatrol) + + PORT_MODIFY("DSW1") + PORT_DIPNAME( 0x03, 0x02, DEF_STR( Lives ) ) PORT_DIPLOCATION("SW1:1,2") + PORT_DIPSETTING( 0x00, "2" ) + PORT_DIPSETTING( 0x01, "3" ) + PORT_DIPSETTING( 0x02, "4" ) + PORT_DIPSETTING( 0x03, "5" ) +INPUT_PORTS_END + + +static INPUT_PORTS_START( alpha1v ) + PORT_START("IN0") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_START1 ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_START2 ) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_COIN2 ) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_COIN1 ) + PORT_BIT( 0xf0, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("IN1") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON1 ) + + PORT_START("IN2") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_COCKTAIL + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_COCKTAIL + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_COCKTAIL + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_COCKTAIL + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_COCKTAIL + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_COCKTAIL + + PORT_START("DSW1") + PORT_DIPNAME( 0x03, 0x02, DEF_STR( Lives ) ) + PORT_DIPSETTING( 0x03, "2" ) + PORT_DIPSETTING( 0x02, "3" ) + PORT_DIPSETTING( 0x01, "4" ) + PORT_DIPSETTING( 0x00, "5" ) + PORT_DIPNAME( 0x04, 0x04, DEF_STR( Cabinet ) ) + PORT_DIPSETTING( 0x04, DEF_STR( Upright ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Cocktail ) ) + PORT_DIPUNUSED( 0x08, IP_ACTIVE_LOW ) + PORT_DIPNAME( 0x10, 0x00, DEF_STR( Allow_Continue ) ) + PORT_DIPSETTING( 0x10, DEF_STR( No ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Yes ) ) + PORT_DIPUNUSED( 0x20, IP_ACTIVE_LOW ) + PORT_DIPUNUSED( 0x40, IP_ACTIVE_LOW ) + PORT_DIPUNUSED( 0x80, IP_ACTIVE_LOW ) + + PORT_START("DSW2") + PORT_DIPNAME( 0x0f, 0x00, DEF_STR( Coin_A ) ) /* table at 0x5ef4 - 16 bytes (coins) + 16 bytes (credits) */ + PORT_DIPSETTING( 0x0b, DEF_STR( 4C_1C ) ) + PORT_DIPSETTING( 0x0c, DEF_STR( 3C_1C ) ) +// PORT_DIPSETTING( 0x08, DEF_STR( 2C_1C ) ) +// PORT_DIPSETTING( 0x09, DEF_STR( 2C_1C ) ) +// PORT_DIPSETTING( 0x0a, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x0d, DEF_STR( 2C_1C ) ) +// PORT_DIPSETTING( 0x0e, DEF_STR( 1C_1C ) ) +// PORT_DIPSETTING( 0x0f, DEF_STR( 1C_1C ) ) +// PORT_DIPSETTING( 0x07, DEF_STR( 1C_1C ) ) +// PORT_DIPSETTING( 0x06, DEF_STR( 1C_1C ) ) +// PORT_DIPSETTING( 0x05, DEF_STR( 1C_1C ) ) +// PORT_DIPSETTING( 0x04, DEF_STR( 1C_1C ) ) +// PORT_DIPSETTING( 0x03, DEF_STR( 1C_1C ) ) +// PORT_DIPSETTING( 0x02, DEF_STR( 1C_1C ) ) +// PORT_DIPSETTING( 0x01, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) ) + PORT_DIPNAME( 0xf0, 0x00, DEF_STR( Coin_B ) ) /* table at 0x5f14 - 16 bytes (coins) + 16 bytes (credits) */ +// PORT_DIPSETTING( 0xf0, "1 Coin/0 Credit" ) +// PORT_DIPSETTING( 0x70, DEF_STR( 1C_1C ) ) +// PORT_DIPSETTING( 0x60, DEF_STR( 1C_1C ) ) +// PORT_DIPSETTING( 0x50, DEF_STR( 1C_1C ) ) +// PORT_DIPSETTING( 0x40, DEF_STR( 1C_1C ) ) +// PORT_DIPSETTING( 0x30, DEF_STR( 1C_1C ) ) +// PORT_DIPSETTING( 0x20, DEF_STR( 1C_1C ) ) +// PORT_DIPSETTING( 0x10, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) ) +// PORT_DIPSETTING( 0xe0, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0xd0, DEF_STR( 1C_2C ) ) + PORT_DIPSETTING( 0xc0, DEF_STR( 1C_3C ) ) + PORT_DIPSETTING( 0xb0, DEF_STR( 1C_4C ) ) + PORT_DIPSETTING( 0xa0, DEF_STR( 1C_5C ) ) + PORT_DIPSETTING( 0x90, DEF_STR( 1C_6C ) ) + PORT_DIPSETTING( 0x80, DEF_STR( 1C_7C ) ) +INPUT_PORTS_END + + + +/************************************* + * + * Graphics layouts + * + *************************************/ + +static const gfx_layout charlayout = +{ + 8,8, + RGN_FRAC(1,2), + 2, + { RGN_FRAC(0,2), RGN_FRAC(1,2) }, + { STEP8(0,1) }, + { STEP8(0,8) }, + 8*8 +}; + +static const gfx_layout spritelayout = +{ + 16,16, + RGN_FRAC(1,2), + 2, + { RGN_FRAC(0,2), RGN_FRAC(1,2) }, + { STEP8(0,1), STEP8(16*8,1) }, + { STEP16(0,8) }, + 32*8 +}; + +static const UINT32 bgcharlayout_xoffset[256] = +{ + STEP4(0x000,1), STEP4(0x008,1), STEP4(0x010,1), STEP4(0x018,1), + STEP4(0x020,1), STEP4(0x028,1), STEP4(0x030,1), STEP4(0x038,1), + STEP4(0x040,1), STEP4(0x048,1), STEP4(0x050,1), STEP4(0x058,1), + STEP4(0x060,1), STEP4(0x068,1), STEP4(0x070,1), STEP4(0x078,1), + STEP4(0x080,1), STEP4(0x088,1), STEP4(0x090,1), STEP4(0x098,1), + STEP4(0x0a0,1), STEP4(0x0a8,1), STEP4(0x0b0,1), STEP4(0x0b8,1), + STEP4(0x0c0,1), STEP4(0x0c8,1), STEP4(0x0d0,1), STEP4(0x0d8,1), + STEP4(0x0e0,1), STEP4(0x0e8,1), STEP4(0x0f0,1), STEP4(0x0f8,1), + STEP4(0x100,1), STEP4(0x108,1), STEP4(0x110,1), STEP4(0x118,1), + STEP4(0x120,1), STEP4(0x128,1), STEP4(0x130,1), STEP4(0x138,1), + STEP4(0x140,1), STEP4(0x148,1), STEP4(0x150,1), STEP4(0x158,1), + STEP4(0x160,1), STEP4(0x168,1), STEP4(0x170,1), STEP4(0x178,1), + STEP4(0x180,1), STEP4(0x188,1), STEP4(0x190,1), STEP4(0x198,1), + STEP4(0x1a0,1), STEP4(0x1a8,1), STEP4(0x1b0,1), STEP4(0x1b8,1), + STEP4(0x1c0,1), STEP4(0x1c8,1), STEP4(0x1d0,1), STEP4(0x1d8,1), + STEP4(0x1e0,1), STEP4(0x1e8,1), STEP4(0x1f0,1), STEP4(0x1f8,1) +}; + +static const UINT32 bgcharlayout_yoffset[64] = +{ + STEP32(0x0000,0x200), STEP32(0x4000,0x200) +}; + +static const gfx_layout bgcharlayout = +{ + 256, 64, /* 256x64 image format */ + 1, /* 1 image */ + 2, /* 2 bits per pixel */ + { 4, 0 }, /* the two bitplanes for 4 pixels are packed into one byte */ + EXTENDED_XOFFS, + EXTENDED_YOFFS, + 0x8000, + bgcharlayout_xoffset, + bgcharlayout_yoffset +}; + + +static GFXDECODE_START( m52 ) + GFXDECODE_ENTRY( "gfx1", 0x0000, charlayout, 0, 128 ) + GFXDECODE_ENTRY( "gfx2", 0x0000, spritelayout, 128*4, 16 ) + GFXDECODE_ENTRY( "gfx3", 0x0000, bgcharlayout, 128*4+16*4+0*4, 1 ) + GFXDECODE_ENTRY( "gfx4", 0x0000, bgcharlayout, 128*4+16*4+1*4, 1 ) + GFXDECODE_ENTRY( "gfx5", 0x0000, bgcharlayout, 128*4+16*4+2*4, 1 ) +GFXDECODE_END + + + +/************************************* + * + * Machine drivers + * + *************************************/ + +static MACHINE_RESET( m52 ) +{ + m52_state *state = machine.driver_data<m52_state>(); + + state->m_bg1xpos = 0; + state->m_bg1ypos = 0; + state->m_bg2xpos = 0; + state->m_bg2ypos = 0; + state->m_bgcontrol = 0; +} + +static MACHINE_CONFIG_START( m52, m52_state ) + + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", Z80, MASTER_CLOCK/6) + MCFG_CPU_PROGRAM_MAP(main_map) + MCFG_CPU_IO_MAP(main_portmap) + MCFG_CPU_VBLANK_INT("screen", irq0_line_hold) + + MCFG_MACHINE_RESET(m52) + + /* video hardware */ + MCFG_GFXDECODE(m52) + MCFG_PALETTE_LENGTH(128*4+16*4+3*4) + + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_RAW_PARAMS(MASTER_CLOCK/3, 384, 136, 376, 282, 22, 274) + MCFG_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) + MCFG_SCREEN_UPDATE(m52) + + MCFG_PALETTE_INIT(m52) + MCFG_VIDEO_START(m52) + + /* sound hardware */ + MCFG_FRAGMENT_ADD(m52_sound_c_audio) +MACHINE_CONFIG_END + + +static MACHINE_CONFIG_DERIVED( alpha1v, m52 ) + + /* basic machine hardware */ + MCFG_CPU_MODIFY("maincpu") + MCFG_CPU_PROGRAM_MAP(alpha1v_map) +MACHINE_CONFIG_END + + + +/************************************* + * + * ROM definitions + * + *************************************/ + +ROM_START( mpatrol ) + ROM_REGION( 0x10000, "maincpu", 0 ) + ROM_LOAD( "mpa-1.3m", 0x0000, 0x1000, CRC(5873a860) SHA1(8c03726d6e049c3edbc277440184e31679f78258) ) + ROM_LOAD( "mpa-2.3l", 0x1000, 0x1000, CRC(f4b85974) SHA1(dfb2efb57378a20af6f20569f4360cde95596f93) ) + ROM_LOAD( "mpa-3.3k", 0x2000, 0x1000, CRC(2e1a598c) SHA1(112c3c9678db8a8540a8df3708020c87fd10c91b) ) + ROM_LOAD( "mpa-4.3j", 0x3000, 0x1000, CRC(dd05b587) SHA1(727961b0dafa4a96b580d51013336db2a18aff1e) ) + + ROM_REGION( 0x8000, "iremsound", 0 ) + ROM_LOAD( "mp-s1.1a", 0x7000, 0x1000, CRC(561d3108) SHA1(4998c68a9e9a8002251fa8f07aa1082444a9dc80) ) + + ROM_REGION( 0x2000, "gfx1", 0 ) + ROM_LOAD( "mpe-5.3e", 0x0000, 0x1000, CRC(e3ee7f75) SHA1(b03d0d56150d3e9da4a4c871338097b4f450b649) ) /* chars */ + ROM_LOAD( "mpe-4.3f", 0x1000, 0x1000, CRC(cca6d023) SHA1(fecb3059fb09897a096add9452b50aec55c07545) ) + + ROM_REGION( 0x2000, "gfx2", 0 ) + ROM_LOAD( "mpb-2.3m", 0x0000, 0x1000, CRC(707ace5e) SHA1(93c682e13e74bce29ced3a87bffb29569c114c3b) ) /* sprites */ + ROM_LOAD( "mpb-1.3n", 0x1000, 0x1000, CRC(9b72133a) SHA1(1393ef92ae1ad58a4b62ca1660c0793d30a8b5e2) ) + + ROM_REGION( 0x1000, "gfx3", 0 ) + ROM_LOAD( "mpe-1.3l", 0x0000, 0x1000, CRC(c46a7f72) SHA1(8bb7c9acaf6833fb6c0575b015991b873a305a84) ) /* background graphics */ + + ROM_REGION( 0x1000, "gfx4", 0 ) + ROM_LOAD( "mpe-2.3k", 0x0000, 0x1000, CRC(c7aa1fb0) SHA1(14c6c76e1d0db2c0745e5d6d33ea6945fac8e9ee) ) + + ROM_REGION( 0x1000, "gfx5", 0 ) + ROM_LOAD( "mpe-3.3h", 0x0000, 0x1000, CRC(a0919392) SHA1(8a090cb8d483a3d67c7360058e3fdd70e151cd62) ) + + ROM_REGION( 0x0340, "proms", 0 ) + ROM_LOAD( "mpc-4.2a", 0x0000, 0x0200, CRC(07f99284) SHA1(dfc52958f2520e1ce4446dd4c84c91413bbacf76) ) + ROM_LOAD( "mpc-3.1m", 0x0200, 0x0020, CRC(6a57eff2) SHA1(2d1c12dab5915da2ccd466e39436c88be434d634) ) /* background palette */ + ROM_LOAD( "mpc-1.1f", 0x0220, 0x0020, CRC(26979b13) SHA1(8c41a8cce4f3384c392a9f7a223a50d7be0e14a5) ) /* sprite palette */ + ROM_LOAD( "mpc-2.2h", 0x0240, 0x0100, CRC(7ae4cd97) SHA1(bc0662fac82ffe65f02092d912b2c2b0c7a8ac2b) ) /* sprite lookup table */ +ROM_END + +ROM_START( mpatrolw ) + ROM_REGION( 0x10000, "maincpu", 0 ) + ROM_LOAD( "mpa-1w.3m", 0x0000, 0x1000, CRC(baa1a1d4) SHA1(7968a7f221e7f4c9c81ddc8de17f6568e17b9ea8) ) + ROM_LOAD( "mpa-2w.3l", 0x1000, 0x1000, CRC(52459e51) SHA1(ae685b7848baa1b87a3f2bce97356286171e16d4) ) + ROM_LOAD( "mpa-3w.3k", 0x2000, 0x1000, CRC(9b249fe5) SHA1(c01e0d572c4c163f3cf4b2aa9f4246427811b78d) ) + ROM_LOAD( "mpa-4w.3j", 0x3000, 0x1000, CRC(fee76972) SHA1(c3166b027f89f61964ead804d3c2da387454c4c2) ) + + ROM_REGION( 0x8000, "iremsound", 0 ) + ROM_LOAD( "mp-s1.1a", 0x7000, 0x1000, CRC(561d3108) SHA1(4998c68a9e9a8002251fa8f07aa1082444a9dc80) ) + + ROM_REGION( 0x2000, "gfx1", 0 ) + ROM_LOAD( "mpe-5w.3e", 0x0000, 0x1000, CRC(f56e01fe) SHA1(93f582d63b9cd5c6dca207aa57b213c939cdda1d) ) /* chars */ + ROM_LOAD( "mpe-4w.3f", 0x1000, 0x1000, CRC(caaba2d9) SHA1(7016a26c2d01e3209749598e993cd8ce91f12c88) ) + + ROM_REGION( 0x2000, "gfx2", 0 ) + ROM_LOAD( "mpb-2.3m", 0x0000, 0x1000, CRC(707ace5e) SHA1(93c682e13e74bce29ced3a87bffb29569c114c3b) ) /* sprites */ + ROM_LOAD( "mpb-1.3n", 0x1000, 0x1000, CRC(9b72133a) SHA1(1393ef92ae1ad58a4b62ca1660c0793d30a8b5e2) ) + + ROM_REGION( 0x1000, "gfx3", 0 ) + ROM_LOAD( "mpe-1.3l", 0x0000, 0x1000, CRC(c46a7f72) SHA1(8bb7c9acaf6833fb6c0575b015991b873a305a84) ) /* background graphics */ + + ROM_REGION( 0x1000, "gfx4", 0 ) + ROM_LOAD( "mpe-2.3k", 0x0000, 0x1000, CRC(c7aa1fb0) SHA1(14c6c76e1d0db2c0745e5d6d33ea6945fac8e9ee) ) + + ROM_REGION( 0x1000, "gfx5", 0 ) + ROM_LOAD( "mpe-3.3h", 0x0000, 0x1000, CRC(a0919392) SHA1(8a090cb8d483a3d67c7360058e3fdd70e151cd62) ) + + ROM_REGION( 0x0340, "proms", 0 ) + ROM_LOAD( "mpc-4a.2a", 0x0000, 0x0200, CRC(cb0a5ff3) SHA1(d3f88b4e0c4858abac8b52105656ecece0cf4df9) ) + ROM_LOAD( "mpc-3.1m", 0x0200, 0x0020, CRC(6a57eff2) SHA1(2d1c12dab5915da2ccd466e39436c88be434d634) ) /* background palette */ + ROM_LOAD( "mpc-1.1f", 0x0220, 0x0020, CRC(26979b13) SHA1(8c41a8cce4f3384c392a9f7a223a50d7be0e14a5) ) /* sprite palette */ + ROM_LOAD( "mpc-2.2h", 0x0240, 0x0100, CRC(7ae4cd97) SHA1(bc0662fac82ffe65f02092d912b2c2b0c7a8ac2b) ) /* sprite lookup table */ +ROM_END + + +ROM_START( alpha1v ) + ROM_REGION( 0x10000, "maincpu", 0 ) + ROM_LOAD( "2-m3", 0x0000, 0x1000, CRC(3a679d34) SHA1(1a54a43070c56dc91d4d258f29e29613bb309f1c) ) + ROM_LOAD( "3-l3", 0x1000, 0x1000, CRC(2f09df64) SHA1(e91602e9e41ad24dd1d7f384ed81b9bdaadd03e1) ) + ROM_LOAD( "4-k3", 0x2000, 0x1000, CRC(64fb9c8a) SHA1(735fd00cc42193a417e6cde75f12b4cf2e804942) ) + ROM_LOAD( "5-j3", 0x3000, 0x1000, CRC(d1643d18) SHA1(7c794b82e17e2ba0a6237e3fc20d8314f6c2481c) ) + ROM_LOAD( "6-h3", 0x4000, 0x1000, CRC(cf34ab51) SHA1(3696da71e2bc7edd1ee7aeaac87be5386608c09e) ) + ROM_LOAD( "7-f3", 0x5000, 0x1000, CRC(99db9781) SHA1(a56a675cc4cbc9681bfe8052f51f19336eb2a0a6) ) + ROM_LOAD( "7a e3", 0x6000, 0x1000, CRC(3b0b4b0d) SHA1(0d8eea1e2db269943611289b3490a578ee347f85) ) + + ROM_REGION( 0x8000, "iremsound", 0 ) + ROM_LOAD( "1-a1", 0x7000, 0x1000, CRC(9e07fdd5) SHA1(ed4f462fcfe91fa8e88bfeaaba0a0c11fa0b4601) ) + + ROM_REGION( 0x2000, "gfx1", 0 ) + ROM_LOAD( "14-e3", 0x0000, 0x1000, CRC(cf00c737) SHA1(415e90289039cac4d04cb1d559f1378ca6a32132) ) /* chars */ + ROM_LOAD( "13-f3", 0x1000, 0x1000, CRC(4b799229) SHA1(42cbdcf787b08b041d30504d699a12c378224933) ) + + ROM_REGION( 0x3000, "gfx2", 0 ) // 3bpp? (mpatrol is 2bpp..) + ROM_LOAD( "15-n3", 0x0000, 0x1000, CRC(dc26df76) SHA1(dd1cff7935f5559f9d1b440e02d5e5aa521b0054) ) + ROM_LOAD( "16-l3", 0x1000, 0x1000, CRC(39b9863b) SHA1(da9da9a1066188f050c422dfed1bbbd3ba612ccc) ) + ROM_LOAD( "17-k3", 0x2000, 0x1000, CRC(cfd90773) SHA1(052e126888b6de636db9c521a090699c282b620b) ) + + /* all the background roms just contain stars.. */ + ROM_REGION( 0x1000, "gfx3", 0 ) + ROM_LOAD( "11-k3", 0x0000, 0x1000, CRC(7659440a) SHA1(2efd27c82913513dd03e799f1ed3c10b0863677d) ) // these two match.. + ROM_LOAD( "12-jh3", 0x0000, 0x1000, CRC(7659440a) SHA1(2efd27c82913513dd03e799f1ed3c10b0863677d) ) + + ROM_REGION( 0x1000, "gfx4", 0 ) + ROM_LOAD( "9-n3", 0x0000, 0x1000, CRC(0fdb7d13) SHA1(e828254a4f94df633d338b5772719276d41c6b7f) ) + + ROM_REGION( 0x1000, "gfx5", 0 ) + ROM_LOAD( "10-lm3", 0x0000, 0x1000, CRC(9dde3a75) SHA1(293d093485be19bfb20685d76a08ac78e24062bf) ) + + ROM_REGION( 0x0340, "proms", 0 ) + ROM_LOAD( "63s481-a2", 0x0000, 0x0200, CRC(58678ea8) SHA1(b13a78a5bca8ad5bdec1293512b53654768a7a7a) ) + ROM_LOAD( "18s030-m1", 0x0200, 0x0020, CRC(6a57eff2) SHA1(2d1c12dab5915da2ccd466e39436c88be434d634) ) /* background palette */ + ROM_LOAD( "mb7051-f1", 0x0220, 0x0020, CRC(d8bdd0df) SHA1(ca522428927911808214d319af314f601497ded4) ) /* sprite palette */ + ROM_LOAD( "mb7052-h2", 0x0240, 0x0100, CRC(ce9f0ef9) SHA1(3afb94ed033f272983bbed22a59856df7824ef8a) ) /* sprite lookup table */ +ROM_END + + + +/************************************* + * + * Game drivers + * + *************************************/ + +GAME( 1982, mpatrol, 0, m52, mpatrol, 0, ROT0, "Irem", "Moon Patrol", GAME_SUPPORTS_SAVE ) +GAME( 1982, mpatrolw, mpatrol, m52, mpatrolw, 0, ROT0, "Irem (Williams license)", "Moon Patrol (Williams)", GAME_SUPPORTS_SAVE ) +GAME( 1988, alpha1v, 0, alpha1v, alpha1v, 0, ROT0, "Vision Electronics", "Alpha One (Vision Electronics / Kyle Hodgetts)", GAME_NOT_WORKING|GAME_NO_SOUND|GAME_SUPPORTS_SAVE ) |