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Diffstat (limited to 'trunk/src/mame/drivers/epos.c')
-rw-r--r--trunk/src/mame/drivers/epos.c666
1 files changed, 666 insertions, 0 deletions
diff --git a/trunk/src/mame/drivers/epos.c b/trunk/src/mame/drivers/epos.c
new file mode 100644
index 00000000000..6b3b7df0bfe
--- /dev/null
+++ b/trunk/src/mame/drivers/epos.c
@@ -0,0 +1,666 @@
+/***************************************************************************
+
+ Epos games
+
+ driver by Zsolt Vasvari
+
+
+ Notes:
+
+ - To walk in IGMO, hold down button 2.
+ - Super Glob seems like a later revision of The Glob, the most obvious
+ difference being an updated service mode.
+ - These games don't have cocktail mode.
+ - The divisor 4 was derived using the timing loop used to split the screen
+ in the middle. This loop takes roughly 24200 cycles, giving
+ 2500 + (24200 - 2500) * 2 * 60 = 2754000 = 2.75MHz for the CPU speed,
+ assuming 60 fps and a 2500 cycle VBLANK period.
+ This should be easy to check since the schematics are available, .
+ - I think theglob2 is earlier than theglob. They only differ in one routine,
+ but it appears to be a bug fix. Also, theglob3 appears to be even older.
+
+ To Do:
+
+ - Super Blob uses a busy loop during the color test to split the screen
+ between the two palettes. This effect is not emulated, but since both
+ halfs of the palette are identical, this is not an issue. See $039c.
+ The other games have a different color test, not using the busy loop.
+
+***************************************************************************/
+
+#include "emu.h"
+#include "cpu/z80/z80.h"
+#include "machine/i8255.h"
+#include "sound/ay8910.h"
+#include "includes/epos.h"
+
+WRITE8_MEMBER(epos_state::dealer_decrypt_rom)
+{
+
+ if (offset & 0x04)
+ m_counter = (m_counter + 1) & 0x03;
+ else
+ m_counter = (m_counter - 1) & 0x03;
+
+// logerror("PC %08x: ctr=%04x\n",cpu_get_pc(&space.device()), m_counter);
+
+ membank("bank1")->set_entry(m_counter);
+
+ // is the 2nd bank changed by the counter or it always uses the 1st key?
+}
+
+
+/*************************************
+ *
+ * Main CPU memory handlers
+ *
+ *************************************/
+
+static ADDRESS_MAP_START( epos_map, AS_PROGRAM, 8, epos_state )
+ AM_RANGE(0x0000, 0x77ff) AM_ROM
+ AM_RANGE(0x7800, 0x7fff) AM_RAM
+ AM_RANGE(0x8000, 0xffff) AM_RAM AM_SHARE("videoram")
+ADDRESS_MAP_END
+
+
+static ADDRESS_MAP_START( dealer_map, AS_PROGRAM, 8, epos_state )
+ AM_RANGE(0x0000, 0x5fff) AM_ROMBANK("bank1")
+ AM_RANGE(0x6000, 0x6fff) AM_ROMBANK("bank2")
+ AM_RANGE(0x7000, 0x7fff) AM_RAM
+ AM_RANGE(0x8000, 0xffff) AM_RAM AM_SHARE("videoram")
+ADDRESS_MAP_END
+
+/*************************************
+ *
+ * Main CPU port handlers
+ *
+ *************************************/
+
+static ADDRESS_MAP_START( io_map, AS_IO, 8, epos_state )
+ ADDRESS_MAP_GLOBAL_MASK(0xff)
+ AM_RANGE(0x00, 0x00) AM_READ_PORT("DSW") AM_WRITE(watchdog_reset_w)
+ AM_RANGE(0x01, 0x01) AM_READ_PORT("SYSTEM") AM_WRITE(epos_port_1_w)
+ AM_RANGE(0x02, 0x02) AM_READ_PORT("INPUTS") AM_DEVWRITE_LEGACY("aysnd", ay8910_data_w)
+ AM_RANGE(0x03, 0x03) AM_READ_PORT("UNK")
+ AM_RANGE(0x06, 0x06) AM_DEVWRITE_LEGACY("aysnd", ay8910_address_w)
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( dealer_io_map, AS_IO, 8, epos_state )
+ ADDRESS_MAP_GLOBAL_MASK(0xff)
+ AM_RANGE(0x10, 0x13) AM_DEVREADWRITE("ppi8255", i8255_device, read, write)
+ AM_RANGE(0x20, 0x24) AM_WRITE(dealer_decrypt_rom)
+ AM_RANGE(0x34, 0x34) AM_DEVWRITE_LEGACY("aysnd", ay8910_data_w)
+ AM_RANGE(0x38, 0x38) AM_READ_PORT("DSW")
+ AM_RANGE(0x3C, 0x3C) AM_DEVWRITE_LEGACY("aysnd", ay8910_address_w)
+ AM_RANGE(0x40, 0x40) AM_WRITE(watchdog_reset_w)
+ADDRESS_MAP_END
+
+
+/*
+ ROMs U01-U03 are checked with the same code in a loop.
+ There's a separate ROM check for banked U04 at 30F3.
+ It looks like dealer/revenger uses ppi8255 to control bankswitching.
+*/
+static WRITE8_DEVICE_HANDLER( write_prtc )
+{
+ device->machine().root_device().membank("bank2")->set_entry(data & 0x01);
+}
+
+static I8255A_INTERFACE( ppi8255_intf )
+{
+ DEVCB_INPUT_PORT("INPUTS"), /* Port A read */
+ DEVCB_NULL, /* Port A write */
+ DEVCB_NULL, /* Port B read */
+ DEVCB_NULL, /* Port B write */
+ DEVCB_NULL, /* Port C read */
+ DEVCB_HANDLER(write_prtc) /* Port C write */
+};
+
+
+/*************************************
+ *
+ * Port definitions
+ *
+ *************************************/
+
+/* I think the upper two bits of port 1 are used as a simple form of protection,
+ so that ROMs couldn't be simply swapped. Each game checks these bits and halts
+ the processor if an unexpected value is read. */
+
+static INPUT_PORTS_START( megadon )
+ PORT_START("DSW")
+
+// There are odd port mappings (old=new)
+// 02=10, 04=40, 08=02, 10=20, 20=04, 40=08
+
+ PORT_DIPNAME( 0x01, 0x00, DEF_STR( Coinage ) ) PORT_DIPLOCATION("SW1:1")
+ PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x01, DEF_STR( 1C_2C ) )
+ PORT_DIPNAME( 0x50, 0x00, DEF_STR( Lives ) ) PORT_DIPLOCATION("SW1:2,3")
+ PORT_DIPSETTING( 0x00, "3" )
+ PORT_DIPSETTING( 0x10, "4" )
+ PORT_DIPSETTING( 0x40, "5" )
+ PORT_DIPSETTING( 0x50, "6" )
+ PORT_DIPNAME( 0x02, 0x00, "Fuel Consumption" ) PORT_DIPLOCATION("SW1:4")
+ PORT_DIPSETTING( 0x00, "Slow" )
+ PORT_DIPSETTING( 0x02, "Fast" )
+ PORT_DIPNAME( 0x20, 0x20, "Enemy Fire Rate" ) PORT_DIPLOCATION("SW1:5")
+ PORT_DIPSETTING( 0x20, "Slow" )
+ PORT_DIPSETTING( 0x00, "Fast" )
+ PORT_DIPNAME( 0x04, 0x00, "Rotation" ) PORT_DIPLOCATION("SW1:6")
+ PORT_DIPSETTING( 0x04, "Slow" )
+ PORT_DIPSETTING( 0x00, "Fast" )
+ PORT_DIPNAME( 0x08, 0x08, "ERG" ) PORT_DIPLOCATION("SW1:7")
+ PORT_DIPSETTING( 0x08, DEF_STR( Easy ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Hard ) )
+ PORT_DIPNAME( 0x80, 0x00, "Game Mode" ) PORT_DIPLOCATION("SW1:8")
+ PORT_DIPSETTING( 0x00, "Arcade" )
+ PORT_DIPSETTING( 0x80, "Contest" )
+
+ PORT_START("SYSTEM")
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_COIN1 )
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_START1 )
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START2 )
+ PORT_SERVICE_NO_TOGGLE(0x10, IP_ACTIVE_LOW)
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_SPECIAL ) /* this has to be HI */
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_SPECIAL ) /* this has to be HI */
+
+ PORT_START("INPUTS")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT )
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT )
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON1 )
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON2 )
+ PORT_BIT( 0xf0, IP_ACTIVE_LOW, IPT_UNKNOWN )
+
+ PORT_START("UNK")
+ PORT_BIT( 0xff, IP_ACTIVE_HIGH, IPT_UNKNOWN )
+INPUT_PORTS_END
+
+
+static INPUT_PORTS_START( suprglob )
+ PORT_START("DSW")
+
+// There are odd port mappings (old=new)
+// 02=10, 04=40, 08=20, 10=02, 20=04, 40=08
+
+ PORT_DIPNAME( 0x01, 0x00, DEF_STR( Coinage ) ) PORT_DIPLOCATION("SW1:1")
+ PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x01, DEF_STR( 1C_2C ) )
+ PORT_DIPNAME( 0x50, 0x00, DEF_STR( Lives ) ) PORT_DIPLOCATION("SW1:2,3")
+ PORT_DIPSETTING( 0x00, "3" )
+ PORT_DIPSETTING( 0x10, "4" )
+ PORT_DIPSETTING( 0x40, "5" )
+ PORT_DIPSETTING( 0x50, "6" )
+ PORT_DIPNAME( 0x26, 0x00, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW1:4,5,6")
+ PORT_DIPSETTING( 0x00, "1" )
+ PORT_DIPSETTING( 0x02, "2" )
+ PORT_DIPSETTING( 0x20, "3" )
+ PORT_DIPSETTING( 0x22, "4" )
+ PORT_DIPSETTING( 0x04, "5" )
+ PORT_DIPSETTING( 0x06, "6" )
+ PORT_DIPSETTING( 0x24, "7" )
+ PORT_DIPSETTING( 0x26, "8" )
+ PORT_DIPNAME( 0x08, 0x00, DEF_STR( Bonus_Life ) ) PORT_DIPLOCATION("SW1:7")
+ PORT_DIPSETTING( 0x00, "10000 + Difficulty * 10000" )
+ PORT_DIPSETTING( 0x08, "90000 + Difficulty * 10000" )
+ PORT_DIPNAME( 0x80, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW1:8")
+ PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+
+ PORT_START("SYSTEM")
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_COIN1 )
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_START1 )
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START2 )
+ PORT_SERVICE_NO_TOGGLE(0x10, IP_ACTIVE_LOW)
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* this has to be LO */
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_SPECIAL ) /* this has to be HI */
+
+ PORT_START("INPUTS")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT )
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT )
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON1 )
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON2 )
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_UP )
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN )
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )
+
+ PORT_START("UNK")
+ PORT_BIT( 0xff, IP_ACTIVE_HIGH, IPT_UNKNOWN )
+INPUT_PORTS_END
+
+
+static INPUT_PORTS_START( igmo )
+ PORT_START("DSW")
+
+// There are odd port mappings (old=new)
+// 02=10, 04=40, 08=20, 10=02, 20=04, 40=08
+
+ PORT_DIPNAME( 0x01, 0x00, DEF_STR( Coinage ) ) PORT_DIPLOCATION("SW1:1")
+ PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x01, DEF_STR( 1C_2C ) )
+ PORT_DIPNAME( 0x50, 0x00, DEF_STR( Lives ) ) PORT_DIPLOCATION("SW1:2,3")
+ PORT_DIPSETTING( 0x00, "3" )
+ PORT_DIPSETTING( 0x10, "4" )
+ PORT_DIPSETTING( 0x40, "5" )
+ PORT_DIPSETTING( 0x50, "6" )
+ PORT_DIPNAME( 0x22, 0x00, DEF_STR( Bonus_Life ) ) PORT_DIPLOCATION("SW1:4,5")
+ PORT_DIPSETTING( 0x00, "20000" )
+ PORT_DIPSETTING( 0x02, "40000" )
+ PORT_DIPSETTING( 0x20, "60000" )
+ PORT_DIPSETTING( 0x22, "80000" )
+ PORT_DIPNAME( 0x8c, 0x00, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW1:6,7,8")
+ PORT_DIPSETTING( 0x00, "1" )
+ PORT_DIPSETTING( 0x04, "2" )
+ PORT_DIPSETTING( 0x08, "3" )
+ PORT_DIPSETTING( 0x0c, "4" )
+ PORT_DIPSETTING( 0x80, "5" )
+ PORT_DIPSETTING( 0x84, "6" )
+ PORT_DIPSETTING( 0x88, "7" )
+ PORT_DIPSETTING( 0x8c, "8" )
+
+ PORT_START("SYSTEM")
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_COIN1 )
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_START1 )
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START2 )
+ PORT_SERVICE_NO_TOGGLE(0x10, IP_ACTIVE_LOW)
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_SPECIAL ) /* this has to be HI */
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_SPECIAL ) /* this has to be HI */
+
+ PORT_START("INPUTS")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT )
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT )
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON1 )
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON2 )
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_UP )
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN )
+ PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNKNOWN )
+
+ PORT_START("UNK")
+ PORT_BIT( 0xff, IP_ACTIVE_HIGH, IPT_UNKNOWN )
+INPUT_PORTS_END
+
+
+static INPUT_PORTS_START( catapult )
+ PORT_INCLUDE(igmo)
+ PORT_MODIFY("DSW")
+
+// There are odd port mappings (old=new)
+// 02=08, 04=20, 08=40, 10=02, 20=10, 40=04
+
+ PORT_DIPNAME( 0x01, 0x00, DEF_STR( Coinage ) ) PORT_DIPLOCATION("SW1:1")
+ PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x01, DEF_STR( 1C_2C ) )
+ PORT_DIPNAME( 0x50, 0x00, DEF_STR( Lives ) ) PORT_DIPLOCATION("SW1:2,3")
+ PORT_DIPSETTING( 0x00, "3" )
+ PORT_DIPSETTING( 0x10, "4" )
+ PORT_DIPSETTING( 0x40, "5" )
+ PORT_DIPSETTING( 0x50, "6" )
+ PORT_DIPNAME( 0x22, 0x00, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW1:4,5")
+ PORT_DIPSETTING( 0x00, "1" )
+ PORT_DIPSETTING( 0x02, "2" )
+ PORT_DIPSETTING( 0x20, "3" )
+ PORT_DIPSETTING( 0x22, "4" )
+ PORT_DIPNAME( 0x0c, 0x00, DEF_STR( Bonus_Life ) ) PORT_DIPLOCATION("SW1:6,7")
+ PORT_DIPSETTING( 0x00, "20000" )
+ PORT_DIPSETTING( 0x04, "40000" )
+ PORT_DIPSETTING( 0x08, "60000" )
+ PORT_DIPSETTING( 0x0c, "80000" )
+ PORT_DIPNAME( 0x80, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW1:8")
+ PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+INPUT_PORTS_END
+
+
+static INPUT_PORTS_START( dealer )
+ PORT_START("DSW")
+ PORT_DIPNAME( 0x01, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW1:1")
+ PORT_DIPSETTING( 0x01, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x02, 0x02, DEF_STR( Free_Play ) ) PORT_DIPLOCATION("SW1:2")
+ PORT_DIPSETTING( 0x02, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPUNUSED_DIPLOC( 0x04, 0x04, "SW1:3" )
+ PORT_DIPUNUSED_DIPLOC( 0x08, 0x08, "SW1:4" )
+ PORT_DIPUNUSED_DIPLOC( 0x10, 0x10, "SW1:5" )
+ PORT_DIPUNUSED_DIPLOC( 0x20, 0x20, "SW1:6" )
+ PORT_DIPNAME( 0x40, 0x40, DEF_STR( Cabinet ) ) PORT_DIPLOCATION("SW1:7")
+ PORT_DIPSETTING( 0x40, DEF_STR( Upright ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Cocktail ) )
+ PORT_DIPNAME( 0x80, 0x80, DEF_STR( Flip_Screen ) ) PORT_DIPLOCATION("SW1:8")
+ PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+
+ PORT_START("SYSTEM")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN )
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )
+
+ PORT_START("INPUTS")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON1 ) //cancel
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON2 ) //draw
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON3 ) //stand
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON4 )
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON5 ) //play
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON6 )
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_COIN1 ) //coin in
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_SERVICE )
+INPUT_PORTS_END
+
+
+/*************************************
+ *
+ * Machine drivers
+ *
+ *************************************/
+
+static MACHINE_START( epos )
+{
+ epos_state *state = machine.driver_data<epos_state>();
+
+ state->save_item(NAME(state->m_palette));
+ state->save_item(NAME(state->m_counter));
+}
+
+static MACHINE_RESET( epos )
+{
+ epos_state *state = machine.driver_data<epos_state>();
+
+ state->m_palette = 0;
+ state->m_counter = 0;
+}
+
+
+static MACHINE_START( dealer )
+{
+ UINT8 *ROM = machine.root_device().memregion("maincpu")->base();
+ machine.root_device().membank("bank1")->configure_entries(0, 4, &ROM[0x0000], 0x10000);
+ machine.root_device().membank("bank2")->configure_entries(0, 2, &ROM[0x6000], 0x1000);
+
+ machine.root_device().membank("bank1")->set_entry(0);
+ machine.root_device().membank("bank2")->set_entry(0);
+
+ MACHINE_START_CALL(epos);
+}
+
+static MACHINE_CONFIG_START( epos, epos_state )
+
+ /* basic machine hardware */
+ MCFG_CPU_ADD("maincpu", Z80, 11000000/4) /* 2.75 MHz (see notes) */
+ MCFG_CPU_PROGRAM_MAP(epos_map)
+ MCFG_CPU_IO_MAP(io_map)
+ MCFG_CPU_VBLANK_INT("screen", irq0_line_hold)
+
+ MCFG_MACHINE_RESET(epos)
+ MCFG_MACHINE_RESET(epos)
+
+ /* video hardware */
+ MCFG_SCREEN_ADD("screen", RASTER)
+ MCFG_SCREEN_REFRESH_RATE(60)
+ MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500) /* not accurate */)
+ MCFG_SCREEN_SIZE(272, 241)
+ MCFG_SCREEN_VISIBLE_AREA(0, 271, 0, 235)
+ MCFG_SCREEN_UPDATE_STATIC(epos)
+
+ /* sound hardware */
+ MCFG_SPEAKER_STANDARD_MONO("mono")
+ MCFG_SOUND_ADD("aysnd", AY8910, 11000000/4)
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0)
+MACHINE_CONFIG_END
+
+
+static MACHINE_CONFIG_START( dealer, epos_state )
+
+ /* basic machine hardware */
+ MCFG_CPU_ADD("maincpu", Z80, 11000000/4) /* 2.75 MHz (see notes) */
+ MCFG_CPU_PROGRAM_MAP(dealer_map)
+ MCFG_CPU_IO_MAP(dealer_io_map)
+ MCFG_CPU_VBLANK_INT("screen", irq0_line_hold)
+
+ MCFG_I8255A_ADD( "ppi8255", ppi8255_intf )
+
+ MCFG_MACHINE_START(dealer)
+ MCFG_MACHINE_RESET(epos)
+
+ /* video hardware */
+ MCFG_SCREEN_ADD("screen", RASTER)
+ MCFG_SCREEN_REFRESH_RATE(60)
+ MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500) /* not accurate */)
+ MCFG_SCREEN_SIZE(272, 241)
+ MCFG_SCREEN_VISIBLE_AREA(0, 271, 0, 235)
+ MCFG_SCREEN_UPDATE_STATIC(epos)
+
+ /* sound hardware */
+ MCFG_SPEAKER_STANDARD_MONO("mono")
+ MCFG_SOUND_ADD("aysnd", AY8910, 11000000/4)
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0)
+MACHINE_CONFIG_END
+
+
+/*************************************
+ *
+ * ROM definitions
+ *
+ *************************************/
+
+ROM_START( megadon )
+ ROM_REGION( 0x10000, "maincpu", 0 )
+ ROM_LOAD( "2732u10b.bin", 0x0000, 0x1000, CRC(af8fbe80) SHA1(2d7857616462112fe17343a9357ee51d8f965a0f) )
+ ROM_LOAD( "2732u09b.bin", 0x1000, 0x1000, CRC(097d1e73) SHA1(b6141155b2c63c33a367dd18fe53ff9f01b99380) )
+ ROM_LOAD( "2732u08b.bin", 0x2000, 0x1000, CRC(526784da) SHA1(7d9f43dc6975a018bec95982029ce7ac9f675869) )
+ ROM_LOAD( "2732u07b.bin", 0x3000, 0x1000, CRC(5b060910) SHA1(98a719bf0ffe8010437565de681aaefa647d9a6c) )
+ ROM_LOAD( "2732u06b.bin", 0x4000, 0x1000, CRC(8ac8af6d) SHA1(53c123f0e9f0443737c39c01dbdb685189cffa92) )
+ ROM_LOAD( "2732u05b.bin", 0x5000, 0x1000, CRC(052bb603) SHA1(eb74a9563f44cca50dc2c475e4a376ed14e4f56f) )
+ ROM_LOAD( "2732u04b.bin", 0x6000, 0x1000, CRC(9b8b7e92) SHA1(051ad9a8ba51740a865e3c95a738658b30bbbe60) )
+ ROM_LOAD( "2716u11b.bin", 0x7000, 0x0800, CRC(599b8b61) SHA1(e687c6f475a0fead3e47f05b1d1b3b29cf4a83a1) )
+
+ ROM_REGION( 0x0020, "proms", 0 )
+ ROM_LOAD( "74s288.bin", 0x0000, 0x0020, CRC(c779ea99) SHA1(7702ae3684579950b36274ea91d4267c96faeeb8) )
+ROM_END
+
+
+ROM_START( catapult )
+ ROM_REGION( 0x10000, "maincpu", 0 )
+ ROM_LOAD( "co3223.u10", 0x0000, 0x1000, CRC(50abcfd2) SHA1(13ce04addc7bcaa1ec6659da26b1c13ed9dc28f9) )
+ ROM_LOAD( "co3223.u09", 0x1000, 0x1000, CRC(fd5a9a1c) SHA1(512374e8450459537ba2cc41e7d0178052445316) )
+ ROM_LOAD( "co3223.u08", 0x2000, 0x1000, BAD_DUMP CRC(4bfc36f3) SHA1(b916805eed40cfeff0c1b0cb3cdcbcc6e362a236) ) /* BADADDR xxxx-xxxxxxx */
+ ROM_LOAD( "co3223.u07", 0x3000, 0x1000, CRC(4113bb99) SHA1(3cebb874dae211d75082209e913d4afa4f621de1) )
+ ROM_LOAD( "co3223.u06", 0x4000, 0x1000, CRC(966bb9f5) SHA1(1a217c6f7a88c58e0deae0290bc5ddd2789d18eb) )
+ ROM_LOAD( "co3223.u05", 0x5000, 0x1000, CRC(65f9fb9a) SHA1(63b616a736d9e39a8f2f76889fd7c5fe4128a966) )
+ ROM_LOAD( "co3223.u04", 0x6000, 0x1000, CRC(648453bc) SHA1(8e4538aedad4d32bd046aad474dbcc689ee8fe53) )
+ ROM_LOAD( "co3223.u11", 0x7000, 0x0800, CRC(08fb8c28) SHA1(0b08cc2727a54e0ad7472234be0f637b46bc3253) )
+
+ ROM_REGION( 0x0020, "proms", 0 )
+ ROM_LOAD( "co3223.u66", 0x0000, 0x0020, CRC(e7de76a7) SHA1(101ce85459a59c0d01ce3ea96480f1f8413a788e) )
+ROM_END
+
+
+ROM_START( suprglob )
+ ROM_REGION( 0x10000, "maincpu", 0 )
+ ROM_LOAD( "u10", 0x0000, 0x1000, CRC(c0141324) SHA1(a54bd71da233eb22f45da630693fddd5a0bcf25b) )
+ ROM_LOAD( "u9", 0x1000, 0x1000, CRC(58be8128) SHA1(534f0a093b3ff577a2a5461498bc11ce14dc6d97) )
+ ROM_LOAD( "u8", 0x2000, 0x1000, CRC(6d088c16) SHA1(0929ea1b58eab997b5d9c9642f8b47557a4045f1) )
+ ROM_LOAD( "u7", 0x3000, 0x1000, CRC(b2768203) SHA1(9de52f4dbe6a46ea1b9b7f9cf70378211d372353) )
+ ROM_LOAD( "u6", 0x4000, 0x1000, CRC(976c8f46) SHA1(120c76eff8c04ccb5ad945c4333e8c9de0cbc3af) )
+ ROM_LOAD( "u5", 0x5000, 0x1000, CRC(340f5290) SHA1(2e5fa0c41d1626e5a435f2c55eec0bcdcb004223) )
+ ROM_LOAD( "u4", 0x6000, 0x1000, CRC(173bd589) SHA1(25690a0c3cd0e017f8d220d8fbf2eaeb86f05fc5) )
+ ROM_LOAD( "u11", 0x7000, 0x0800, CRC(d45b740d) SHA1(54c15f378b6d91ea1aba0a51921178bb15854079) )
+
+ ROM_REGION( 0x0020, "proms", 0 )
+ ROM_LOAD( "82s123.u66", 0x0000, 0x0020, CRC(f4f6ddc5) SHA1(cab915acbefb5f451f538dd538bf9b3dd14bb1f5) )
+ROM_END
+
+
+ROM_START( theglob )
+ ROM_REGION( 0x10000, "maincpu", 0 )
+ ROM_LOAD( "globu10.bin", 0x0000, 0x1000, CRC(08fdb495) SHA1(739efa676b5a3df36a6061382aeb8c2d495ba23f) )
+ ROM_LOAD( "globu9.bin", 0x1000, 0x1000, CRC(827cd56c) SHA1(3aedc1cefb463cf6b31befb33e50c832dc2e3941) )
+ ROM_LOAD( "globu8.bin", 0x2000, 0x1000, CRC(d1219966) SHA1(571349f9c978fdcf826a0c66c3fb11a9e27b240a) )
+ ROM_LOAD( "globu7.bin", 0x3000, 0x1000, CRC(b1649da7) SHA1(1509d48a72e545195e45d1170cdb113c6aecc8d9) )
+ ROM_LOAD( "globu6.bin", 0x4000, 0x1000, CRC(b3457e67) SHA1(1347bdf085ad69879f9a9e7e4ed1ca4869e8e8cd) )
+ ROM_LOAD( "globu5.bin", 0x5000, 0x1000, CRC(89d582cd) SHA1(f331c7a2fce606153992abb312c5406251a7fb3b) )
+ ROM_LOAD( "globu4.bin", 0x6000, 0x1000, CRC(7ee9fdeb) SHA1(a8e0dd5d1cdcff132edc0eb182b66656ce244fa1) )
+ ROM_LOAD( "globu11.bin", 0x7000, 0x0800, CRC(9e05dee3) SHA1(751799b23f0e664f59d3785b438ec3ae9f5bab2c) )
+
+ ROM_REGION( 0x0020, "proms", 0 )
+ ROM_LOAD( "82s123.u66", 0x0000, 0x0020, CRC(f4f6ddc5) SHA1(cab915acbefb5f451f538dd538bf9b3dd14bb1f5) )
+ROM_END
+
+
+ROM_START( theglob2 )
+ ROM_REGION( 0x10000, "maincpu", 0 )
+ ROM_LOAD( "611293.u10", 0x0000, 0x1000, CRC(870af7ce) SHA1(f901619663313a72997f30ccecdeac8294fe200e) )
+ ROM_LOAD( "611293.u9", 0x1000, 0x1000, CRC(a3679782) SHA1(fbc26ae98e2bf10272d61159b084d78a6f410374) )
+ ROM_LOAD( "611293.u8", 0x2000, 0x1000, CRC(67499d1a) SHA1(dce7041df5ed1847e0ffc82672d09e00b16de3a9) )
+ ROM_LOAD( "611293.u7", 0x3000, 0x1000, CRC(55e53aac) SHA1(20a428db287e8b7fb55cb9fe1a1ed0196481114c) )
+ ROM_LOAD( "611293.u6", 0x4000, 0x1000, CRC(c64ad743) SHA1(572ff6acb9b2281581974646e96699d7d2388aff) )
+ ROM_LOAD( "611293.u5", 0x5000, 0x1000, CRC(f93c3203) SHA1(8cb88b5202e99d206eccf7d25e168cf23acee19b) )
+ ROM_LOAD( "611293.u4", 0x6000, 0x1000, CRC(ceea0018) SHA1(511430539429ef0e5368f7b605f2e680ca9038bc) )
+ ROM_LOAD( "611293.u11", 0x7000, 0x0800, CRC(6ac83f9b) SHA1(b1e8482ec04107f0e595a714b7c0f70571aca6e5) )
+
+ ROM_REGION( 0x0020, "proms", 0 )
+ ROM_LOAD( "82s123.u66", 0x0000, 0x0020, CRC(f4f6ddc5) SHA1(cab915acbefb5f451f538dd538bf9b3dd14bb1f5) )
+ROM_END
+
+
+ROM_START( theglob3 )
+ ROM_REGION( 0x10000, "maincpu", 0 )
+ ROM_LOAD( "theglob3.u10", 0x0000, 0x1000, CRC(969cfaf6) SHA1(b63226b8694640d6452bca12755780d1b52d1d3c) )
+ ROM_LOAD( "theglob3.u9", 0x1000, 0x1000, CRC(8e6c010a) SHA1(ec9627742ce52eb29bbafc9d0555d16ac7146f2e) )
+ ROM_LOAD( "theglob3.u8", 0x2000, 0x1000, CRC(1c1ca5c8) SHA1(6e5f9d7f9f016a72003433375c806c5f921ed423) )
+ ROM_LOAD( "theglob3.u7", 0x3000, 0x1000, CRC(a54b9d22) SHA1(3db96d1f55642ecf1ebc76387cac76e8f9721919) )
+ ROM_LOAD( "theglob3.u6", 0x4000, 0x1000, CRC(5a6f82a9) SHA1(ea92ad949373e8b1f06c65f243ceedad2fdcd934) )
+ ROM_LOAD( "theglob3.u5", 0x5000, 0x1000, CRC(72f935db) SHA1(d7023cf5f16a77a42590a9c97c2690ac0e3d282a) )
+ ROM_LOAD( "theglob3.u4", 0x6000, 0x1000, CRC(81db53ad) SHA1(a1e4aa8e08ca0f585b3638a3849a465977d44af0) )
+ ROM_LOAD( "theglob3.u11", 0x7000, 0x0800, CRC(0e2e6359) SHA1(f231637ad4c997406989cf5a701d26c95e69171e) )
+
+ ROM_REGION( 0x0020, "proms", 0 )
+ ROM_LOAD( "82s123.u66", 0x0000, 0x0020, CRC(f4f6ddc5) SHA1(cab915acbefb5f451f538dd538bf9b3dd14bb1f5) )
+ROM_END
+
+
+ROM_START( igmo )
+ ROM_REGION( 0x10000, "maincpu", 0 )
+ ROM_LOAD( "igmo-u10.732", 0x0000, 0x1000, CRC(a9f691a4) SHA1(e3f2dc41bd8760fc52e99b7e9faa12c7cf51ffe0) )
+ ROM_LOAD( "igmo-u9.732", 0x1000, 0x1000, CRC(3c133c97) SHA1(002b5aff6b947b6a9cbabeed5be798c1ddf2bda1) )
+ ROM_LOAD( "igmo-u8.732", 0x2000, 0x1000, CRC(5692f8d8) SHA1(6ab50775dff49330a85fbfb2d4d4c3a2e54df3d1) )
+ ROM_LOAD( "igmo-u7.732", 0x3000, 0x1000, CRC(630ae2ed) SHA1(0c293b6192e703b16ed20c277c706ae90773f477) )
+ ROM_LOAD( "igmo-u6.732", 0x4000, 0x1000, CRC(d3f20e1d) SHA1(c0e0b542ac020adc085ec90c2462c6544098447e) )
+ ROM_LOAD( "igmo-u5.732", 0x5000, 0x1000, CRC(e26bb391) SHA1(ba0e44c02fbb36e18e0d779d46bb992e6aba6cf1) )
+ ROM_LOAD( "igmo-u4.732", 0x6000, 0x1000, CRC(762a4417) SHA1(7fed5221950e3e1ce41c0b4ded44597a242a0177) )
+ ROM_LOAD( "igmo-u11.716", 0x7000, 0x0800, CRC(8c675837) SHA1(2725729693960b53ea01ebffa0a81df2cd425890) )
+
+ ROM_REGION( 0x0020, "proms", 0 )
+ ROM_LOAD( "82s123.u66", 0x0000, 0x0020, NO_DUMP ) /* missing */
+ROM_END
+
+
+ROM_START( dealer )
+ ROM_REGION( 0x40000, "maincpu", 0 )
+ ROM_LOAD( "u1.bin", 0x0000, 0x2000, CRC(e06f3563) SHA1(0d58cd1f2e1ca89adb9c64d7dd520bb1f2d50f1a) )
+ ROM_LOAD( "u2.bin", 0x2000, 0x2000, CRC(726bbbd6) SHA1(3538f3d655899c2a0f984c43fb7545ea4be1b231) )
+ ROM_LOAD( "u3.bin", 0x4000, 0x2000, CRC(ab721455) SHA1(a477da0590e0431172baae972e765473e19dcbff) )
+ ROM_LOAD( "u4.bin", 0x6000, 0x2000, CRC(ddb903e4) SHA1(4c06a2048b1c6989c363b110a17c33180025b9c8) )
+
+ ROM_REGION( 0x0020, "proms", 0 )
+ ROM_LOAD( "82s123.u66", 0x0000, 0x0020, NO_DUMP ) /* missing */
+ROM_END
+
+/*
+
+Revenger EPOS 1984
+
+EPOS TRISTAR 9000
+
+
+
+ 8910 Z80A 4116 4116
+ 4116 4116
+ 4116 4116
+ 6116 4116 4116
+ 6116 4116 4116
+ U4 4116 4116 74S189
+ U3 4116 4116 74S189
+ U2 4116 4116
+ U1 8255
+ 22.1184MHz
+*/
+
+ROM_START( revenger )
+ ROM_REGION( 0x40000, "maincpu", 0 )
+ ROM_LOAD( "r06124.u1", 0x0000, 0x2000, CRC(fad1a2a5) BAD_DUMP SHA1(a31052c91fe67e2e90441abc40b6483f921ecfe3) )
+ ROM_LOAD( "r06124.u2", 0x2000, 0x2000, CRC(a8e0ee7b) BAD_DUMP SHA1(f6f78e8ce40eab07de461b364876c1eb4a78d96e) )
+ ROM_LOAD( "r06124.u3", 0x4000, 0x2000, CRC(cca414a5) BAD_DUMP SHA1(1c9dd3ff63d57e9452e63083cdbd7f5d693bb686) )
+ ROM_LOAD( "r06124.u4", 0x6000, 0x2000, CRC(0b81c303) BAD_DUMP SHA1(9022d18dec11312eb4bb471c22b563f5f897b4f7) )
+
+ ROM_REGION( 0x0020, "proms", 0 )
+ ROM_LOAD( "82s123.u66", 0x0000, 0x0020, NO_DUMP ) /* missing */
+ROM_END
+
+static DRIVER_INIT( dealer )
+{
+ UINT8 *rom = machine.root_device().memregion("maincpu")->base();
+ int A;
+
+ /* Key 0 */
+ for (A = 0; A < 0x8000; A++)
+ rom[A] = BITSWAP8(rom[A] ^ 0xbd, 2,6,4,0,5,7,1,3 );
+
+ /* Key 1 */
+ for (A = 0; A < 0x8000; A++)
+ rom[A + 0x10000] = BITSWAP8(rom[A], 7,5,4,6,3,2,1,0 );
+
+ /* Key 2 */
+ for (A = 0; A < 0x8000; A++)
+ rom[A + 0x20000] = BITSWAP8(rom[A] ^ 1, 7,6,5,4,3,0,2,1 );
+
+ /* Key 3 */
+ for (A = 0; A < 0x8000; A++)
+ rom[A + 0x30000] = BITSWAP8(rom[A] ^ 1, 7,5,4,6,3,0,2,1 );
+
+ /*
+ there is not enough data to determine key 3.
+ the code in question is this:
+
+ [this is the data as decrypted by Key 1]
+ 2F58: 55 5C 79
+ 2F5B: 55 F7 79
+ 2F5E: 55 CD 79
+
+ it must become
+
+ 2F58: 32 3e 78 ld (793e),a
+ 2F5B: 32 xx 78 ld (79xx),a
+ 2F5E: 32 xx 78 ld (79xx),a
+
+ the obvious solution is a combination of key 1 and key 2.
+ */
+}
+
+
+/*************************************
+ *
+ * Game drivers
+ *
+ *************************************/
+
+GAME( 1982, megadon, 0, epos, megadon, 0, ROT270, "Epos Corporation (Photar Industries license)", "Megadon", GAME_SUPPORTS_SAVE )
+GAME( 1982, catapult, 0, epos, catapult, 0, ROT270, "Epos Corporation", "Catapult", GAME_NOT_WORKING | GAME_SUPPORTS_SAVE ) /* bad rom, hold f2 for test mode */
+GAME( 1983, suprglob, 0, epos, suprglob, 0, ROT270, "Epos Corporation", "Super Glob", GAME_SUPPORTS_SAVE )
+GAME( 1983, theglob, suprglob, epos, suprglob, 0, ROT270, "Epos Corporation", "The Glob", GAME_SUPPORTS_SAVE )
+GAME( 1983, theglob2, suprglob, epos, suprglob, 0, ROT270, "Epos Corporation", "The Glob (earlier)", GAME_SUPPORTS_SAVE )
+GAME( 1983, theglob3, suprglob, epos, suprglob, 0, ROT270, "Epos Corporation", "The Glob (set 3)", GAME_SUPPORTS_SAVE )
+GAME( 1984, igmo, 0, epos, igmo, 0, ROT270, "Epos Corporation", "IGMO", GAME_WRONG_COLORS | GAME_SUPPORTS_SAVE )
+GAME( 1984, dealer, 0, dealer, dealer, dealer, ROT270, "Epos Corporation", "The Dealer", GAME_WRONG_COLORS | GAME_SUPPORTS_SAVE )
+GAME( 1984, revenger, 0, dealer, dealer, dealer, ROT270, "Epos Corporation", "Revenger", GAME_NOT_WORKING | GAME_SUPPORTS_SAVE )