diff options
Diffstat (limited to 'trunk/src/mame/drivers/othldrby.c')
-rw-r--r-- | trunk/src/mame/drivers/othldrby.c | 292 |
1 files changed, 292 insertions, 0 deletions
diff --git a/trunk/src/mame/drivers/othldrby.c b/trunk/src/mame/drivers/othldrby.c new file mode 100644 index 00000000000..a2766430879 --- /dev/null +++ b/trunk/src/mame/drivers/othldrby.c @@ -0,0 +1,292 @@ +/*************************************************************************** + +Othello Derby + +driver by Nicola Salmoria + +Video IC is S951060-VGP + +Notes: +- Sprite/tile priorities are NOT orthogonal to sprite/sprite priorities: + sprites with a higher priority appear over sprites with a lower priority, + regardless of their order in the sprite list. Therefore, the current + implementation is correct. + +***************************************************************************/ + +#include "emu.h" +#include "cpu/m68000/m68000.h" +#include "sound/okim6295.h" +#include "includes/othldrby.h" + + +static READ16_HANDLER( pip ) +{ + othldrby_state *state = space->machine().driver_data<othldrby_state>(); + return state->m_toggle ^= 1; +} + +static READ16_HANDLER( pap ) +{ + return space->machine().rand(); +} + + +static WRITE16_DEVICE_HANDLER( oki_bankswitch_w ) +{ + if (ACCESSING_BITS_0_7) + downcast<okim6295_device *>(device)->set_bank_base((data & 1) * 0x40000); +} + +static WRITE16_HANDLER( coinctrl_w ) +{ + if (ACCESSING_BITS_0_7) + { + coin_counter_w(space->machine(), 0, data & 1); + coin_counter_w(space->machine(), 1, data & 2); + coin_lockout_w(space->machine(), 0, ~data & 4); + coin_lockout_w(space->machine(), 1, ~data & 8); + } +} + +static WRITE16_HANDLER( calendar_w ) +{ +} + +static READ16_HANDLER( calendar_r ) +{ + system_time systime; + + space->machine().base_datetime(systime); + + switch (offset) + { + case 0: + return ((systime.local_time.second/10)<<4) + (systime.local_time.second%10); + case 1: + return ((systime.local_time.minute/10)<<4) + (systime.local_time.minute%10); + case 2: + return ((systime.local_time.hour/10)<<4) + (systime.local_time.hour%10); + case 3: + return systime.local_time.weekday; + case 4: + return ((systime.local_time.mday/10)<<4) + (systime.local_time.mday%10); + case 5: + return (systime.local_time.month + 1); + case 6: + return (((systime.local_time.year%100)/10)<<4) + (systime.local_time.year%10); + case 7: + default: + return 0; /* status? the other registers are read only when bit 0 is clear */ + } +} + + +static ADDRESS_MAP_START( othldrby_map, AS_PROGRAM, 16 ) + AM_RANGE(0x000000, 0x07ffff) AM_ROM + AM_RANGE(0x100000, 0x10ffff) AM_RAM + AM_RANGE(0x200000, 0x20000f) AM_READWRITE(calendar_r, calendar_w) + AM_RANGE(0x300000, 0x300001) AM_WRITE(othldrby_videoram_addr_w) + AM_RANGE(0x300004, 0x300007) AM_READWRITE(othldrby_videoram_r, othldrby_videoram_w) + AM_RANGE(0x300008, 0x300009) AM_WRITE(othldrby_vreg_addr_w) + AM_RANGE(0x30000c, 0x30000d) AM_READ(pip) // vblank? + AM_RANGE(0x30000c, 0x30000f) AM_WRITE(othldrby_vreg_w) + AM_RANGE(0x400000, 0x400fff) AM_RAM_WRITE(paletteram16_xBBBBBGGGGGRRRRR_word_w) AM_BASE_GENERIC(paletteram) + AM_RANGE(0x600000, 0x600001) AM_DEVREADWRITE8_MODERN("oki", okim6295_device, read, write, 0x00ff) + AM_RANGE(0x700000, 0x700001) AM_READ(pap) // scanline??? + AM_RANGE(0x700004, 0x700005) AM_READ_PORT("DSW1") + AM_RANGE(0x700008, 0x700009) AM_READ_PORT("DSW2") + AM_RANGE(0x70000c, 0x70000d) AM_READ_PORT("P1") + AM_RANGE(0x700010, 0x700011) AM_READ_PORT("P2") + AM_RANGE(0x70001c, 0x70001d) AM_READ_PORT("SYSTEM") + AM_RANGE(0x700030, 0x700031) AM_DEVWRITE("oki", oki_bankswitch_w) + AM_RANGE(0x700034, 0x700035) AM_WRITE(coinctrl_w) +ADDRESS_MAP_END + + +static INPUT_PORTS_START( othldrby ) + PORT_START("DSW1") + PORT_DIPNAME( 0x01, 0x00, DEF_STR( Demo_Sounds ) ) + PORT_DIPSETTING( 0x01, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x02, 0x00, DEF_STR( Flip_Screen ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x02, DEF_STR( On ) ) + PORT_SERVICE( 0x04, IP_ACTIVE_HIGH ) + PORT_DIPNAME( 0x08, 0x00, DEF_STR( Allow_Continue ) ) + PORT_DIPSETTING( 0x08, DEF_STR( No ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Yes ) ) + PORT_DIPNAME( 0x30, 0x00, DEF_STR( Coin_A ) ) + PORT_DIPSETTING( 0x30, DEF_STR( 3C_1C ) ) + PORT_DIPSETTING( 0x20, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x10, DEF_STR( 1C_2C ) ) + PORT_DIPNAME( 0xc0, 0x00, DEF_STR( Coin_B ) ) + PORT_DIPSETTING( 0xc0, DEF_STR( 3C_1C ) ) + PORT_DIPSETTING( 0x80, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x40, DEF_STR( 1C_2C ) ) + + PORT_START("DSW2") + PORT_DIPNAME( 0x03, 0x00, DEF_STR( Difficulty ) ) + PORT_DIPSETTING( 0x01, DEF_STR( Easy ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Normal ) ) + PORT_DIPSETTING( 0x02, DEF_STR( Hard ) ) + PORT_DIPSETTING( 0x03, DEF_STR( Very_Hard ) ) + PORT_DIPNAME( 0x04, 0x00, DEF_STR( Unused ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x04, DEF_STR( On ) ) + PORT_DIPNAME( 0x08, 0x00, DEF_STR( Unused ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x08, DEF_STR( On ) ) + PORT_DIPNAME( 0x10, 0x00, DEF_STR( Unused ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x10, DEF_STR( On ) ) + PORT_DIPNAME( 0x20, 0x00, DEF_STR( Unused ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x20, DEF_STR( On ) ) + PORT_DIPNAME( 0x40, 0x00, DEF_STR( Unused ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x40, DEF_STR( On ) ) + PORT_DIPNAME( 0x80, 0x00, DEF_STR( Unused ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x80, DEF_STR( On ) ) + + PORT_START("P1") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(1) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(1) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(1) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(1) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(1) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_PLAYER(1) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_PLAYER(1) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNKNOWN ) + + PORT_START("P2") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(2) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(2) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(2) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(2) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(2) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_PLAYER(2) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_PLAYER(2) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNKNOWN ) + + PORT_START("SYSTEM") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_SERVICE1 ) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNKNOWN ) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_SERVICE2 ) /* TEST */ + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_COIN1 ) PORT_IMPULSE(1) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_COIN2 ) PORT_IMPULSE(1) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_START1 ) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_START2 ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNKNOWN ) +INPUT_PORTS_END + + + +static const gfx_layout spritelayout = +{ + 8,8, + RGN_FRAC(1,2), + 4, + { RGN_FRAC(1,2)+8, RGN_FRAC(1,2)+0, RGN_FRAC(0,2)+8, RGN_FRAC(0,2)+0 }, + { 0, 1, 2, 3, 4, 5, 6, 7 }, + { 0*16, 1*16, 2*16, 3*16, 4*16, 5*16, 6*16, 7*16 }, + 16*8 +}; + +static const gfx_layout tilelayout = +{ + 16,16, + RGN_FRAC(1,2), + 4, + { RGN_FRAC(1,2)+8, RGN_FRAC(1,2)+0, RGN_FRAC(0,2)+8, RGN_FRAC(0,2)+0 }, + { 0, 1, 2, 3, 4, 5, 6, 7, + 16*8+0, 16*8+1, 16*8+2, 16*8+3, 16*8+4, 16*8+5, 16*8+6, 16*8+7 }, + { 0*16, 1*16, 2*16, 3*16, 4*16, 5*16, 6*16, 7*16, + 16*16, 17*16, 18*16, 19*16, 20*16, 21*16, 22*16, 23*16 }, + 16*32 +}; + +static GFXDECODE_START( othldrby ) + GFXDECODE_ENTRY( "gfx1", 0, spritelayout, 0, 0x80 ) + GFXDECODE_ENTRY( "gfx1", 0, tilelayout, 0, 0x80 ) +GFXDECODE_END + + + +static MACHINE_START( othldrby ) +{ + othldrby_state *state = machine.driver_data<othldrby_state>(); + + state->save_item(NAME(state->m_toggle)); + state->save_item(NAME(state->m_vram_addr)); + state->save_item(NAME(state->m_vreg_addr)); + state->save_item(NAME(state->m_vreg)); +} + +static MACHINE_RESET( othldrby ) +{ + othldrby_state *state = machine.driver_data<othldrby_state>(); + + state->m_toggle = 0xff; + state->m_vram_addr = 0; + state->m_vreg_addr = 0; + + memset(state->m_vreg, 0, ARRAY_LENGTH(state->m_vreg)); +} + +static MACHINE_CONFIG_START( othldrby, othldrby_state ) + + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", M68000, 16000000) + MCFG_CPU_PROGRAM_MAP(othldrby_map) + MCFG_CPU_VBLANK_INT("screen", irq4_line_hold) + + MCFG_MACHINE_START(othldrby) + MCFG_MACHINE_RESET(othldrby) + + /* video hardware */ + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(60) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0)) + MCFG_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) + MCFG_SCREEN_SIZE(64*8, 32*8) + MCFG_SCREEN_VISIBLE_AREA(12*8, (64-12)*8-1, 1*8, 31*8-1 ) + MCFG_SCREEN_UPDATE(othldrby) + MCFG_SCREEN_EOF(othldrby) + + MCFG_GFXDECODE(othldrby) + MCFG_PALETTE_LENGTH(0x800) + + MCFG_VIDEO_START(othldrby) + + /* sound hardware */ + MCFG_SPEAKER_STANDARD_MONO("mono") + + MCFG_OKIM6295_ADD("oki", 1584000, OKIM6295_PIN7_HIGH) // clock frequency & pin 7 not verified + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0) +MACHINE_CONFIG_END + + + +/*************************************************************************** + + Game driver(s) + +***************************************************************************/ + +ROM_START( othldrby ) + ROM_REGION( 0x080000, "maincpu", 0 ) + ROM_LOAD16_WORD_SWAP( "db0.1", 0x00000, 0x80000, CRC(6b4008d3) SHA1(4cf838c47563ba482be8364b2e115569a4a06c83) ) + + ROM_REGION( 0x400000, "gfx1", 0 ) + ROM_LOAD( "db0-r2", 0x000000, 0x200000, CRC(4efff265) SHA1(4cd239ff42f532495946cb52bd1fee412f84e192) ) + ROM_LOAD( "db0-r3", 0x200000, 0x200000, CRC(5c142b38) SHA1(5466a8b061a0f2545493de0f96fd4387beea276a) ) + + ROM_REGION( 0x080000, "oki", 0 ) /* OKIM6295 samples */ + ROM_LOAD( "db0.4", 0x00000, 0x80000, CRC(a9701868) SHA1(9ee89556666d358e8d3915622573b3ba660048b8) ) +ROM_END + +GAME( 1995, othldrby, 0, othldrby, othldrby, 0, ROT0, "Sunwise", "Othello Derby (Japan)", GAME_SUPPORTS_SAVE ) |