diff options
Diffstat (limited to 'trunk/src/mame/drivers/dribling.c')
-rw-r--r-- | trunk/src/mame/drivers/dribling.c | 401 |
1 files changed, 401 insertions, 0 deletions
diff --git a/trunk/src/mame/drivers/dribling.c b/trunk/src/mame/drivers/dribling.c new file mode 100644 index 00000000000..c521be21819 --- /dev/null +++ b/trunk/src/mame/drivers/dribling.c @@ -0,0 +1,401 @@ +/*************************************************************************** + + Model Racing Dribbling hardware + + driver by Aaron Giles + + Games supported: + * Dribbling + +**************************************************************************** + + Memory map + +**************************************************************************** + + ======================================================================== + CPU #1 + ======================================================================== + tbd + ======================================================================== + Interrupts: + NMI not connected + IRQ generated by VBLANK + ======================================================================== + +***************************************************************************/ + +#include "emu.h" +#include "cpu/z80/z80.h" +#include "machine/8255ppi.h" +#include "includes/dribling.h" + + + +/************************************* + * + * Interrupt generation + * + *************************************/ + +static INTERRUPT_GEN( dribling_irq_gen ) +{ + dribling_state *state = device->machine().driver_data<dribling_state>(); + if (state->m_di) + device_set_input_line(device, 0, ASSERT_LINE); +} + + + +/************************************* + * + * PPI inputs + * + *************************************/ + +static READ8_DEVICE_HANDLER( dsr_r ) +{ + dribling_state *state = device->machine().driver_data<dribling_state>(); + + /* return DSR0-7 */ + return (state->m_ds << state->m_sh) | (state->m_dr >> (8 - state->m_sh)); +} + + +static READ8_DEVICE_HANDLER( input_mux0_r ) +{ + dribling_state *state = device->machine().driver_data<dribling_state>(); + + /* low value in the given bit selects */ + if (!(state->m_input_mux & 0x01)) + return input_port_read(device->machine(), "MUX0"); + else if (!(state->m_input_mux & 0x02)) + return input_port_read(device->machine(), "MUX1"); + else if (!(state->m_input_mux & 0x04)) + return input_port_read(device->machine(), "MUX2"); + return 0xff; +} + + + +/************************************* + * + * PPI outputs + * + *************************************/ + +static WRITE8_DEVICE_HANDLER( misc_w ) +{ + dribling_state *state = device->machine().driver_data<dribling_state>(); + + /* bit 7 = di */ + state->m_di = (data >> 7) & 1; + if (!state->m_di) + device_set_input_line(state->m_maincpu, 0, CLEAR_LINE); + + /* bit 6 = parata */ + + /* bit 5 = ab. campo */ + state->m_abca = (data >> 5) & 1; + + /* bit 4 = ab. a.b.f. */ + /* bit 3 = n/c */ + + /* bit 2 = (9) = PC2 */ + /* bit 1 = (10) = PC1 */ + /* bit 0 = (32) = PC0 */ + state->m_input_mux = data & 7; + logerror("%s:misc_w(%02X)\n", device->machine().describe_context(), data); +} + + +static WRITE8_DEVICE_HANDLER( sound_w ) +{ + /* bit 7 = stop palla */ + /* bit 6 = contrasto */ + /* bit 5 = calcio a */ + /* bit 4 = fischio */ + /* bit 3 = calcio b */ + /* bit 2 = folla a */ + /* bit 1 = folla m */ + /* bit 0 = folla b */ + logerror("%s:sound_w(%02X)\n", device->machine().describe_context(), data); +} + + +static WRITE8_DEVICE_HANDLER( pb_w ) +{ + /* write PB0-7 */ + logerror("%s:pb_w(%02X)\n", device->machine().describe_context(), data); +} + + +static WRITE8_DEVICE_HANDLER( shr_w ) +{ + dribling_state *state = device->machine().driver_data<dribling_state>(); + + /* bit 3 = watchdog */ + if (data & 0x08) + watchdog_reset(device->machine()); + + /* bit 2-0 = SH0-2 */ + state->m_sh = data & 0x07; +} + + + +/************************************* + * + * PPI accessors + * + *************************************/ + +static READ8_HANDLER( ioread ) +{ + dribling_state *state = space->machine().driver_data<dribling_state>(); + + if (offset & 0x08) + return ppi8255_r(state->m_ppi_0, offset & 3); + else if (offset & 0x10) + return ppi8255_r(state->m_ppi_1, offset & 3); + return 0xff; +} + + +static WRITE8_HANDLER( iowrite ) +{ + dribling_state *state = space->machine().driver_data<dribling_state>(); + + if (offset & 0x08) + ppi8255_w(state->m_ppi_0, offset & 3, data); + else if (offset & 0x10) + ppi8255_w(state->m_ppi_1, offset & 3, data); + else if (offset & 0x40) + { + state->m_dr = state->m_ds; + state->m_ds = data; + } +} + + + +/************************************* + * + * Machine init + * + *************************************/ + +static const ppi8255_interface ppi8255_intf[2] = +{ + { + DEVCB_HANDLER(dsr_r), + DEVCB_HANDLER(input_mux0_r), + DEVCB_NULL, + DEVCB_NULL, + DEVCB_NULL, + DEVCB_HANDLER(misc_w) + }, + { + DEVCB_NULL, + DEVCB_NULL, + DEVCB_INPUT_PORT("IN0"), + DEVCB_HANDLER(sound_w), + DEVCB_HANDLER(pb_w), + DEVCB_HANDLER(shr_w) + } +}; + + + +/************************************* + * + * Main CPU memory handlers + * + *************************************/ + +static ADDRESS_MAP_START( dribling_map, AS_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x1fff) AM_ROM + AM_RANGE(0x2000, 0x3fff) AM_RAM AM_BASE_MEMBER(dribling_state, m_videoram) + AM_RANGE(0x4000, 0x7fff) AM_ROM + AM_RANGE(0xc000, 0xdfff) AM_RAM_WRITE(dribling_colorram_w) AM_BASE_MEMBER(dribling_state, m_colorram) +ADDRESS_MAP_END + + +static ADDRESS_MAP_START( io_map, AS_IO, 8 ) + ADDRESS_MAP_GLOBAL_MASK(0xff) + AM_RANGE(0x00, 0xff) AM_READWRITE(ioread, iowrite) +ADDRESS_MAP_END + + + +/************************************* + * + * Port definitions + * + *************************************/ + +static INPUT_PORTS_START( dribling ) + PORT_START("MUX0") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICKRIGHT_LEFT ) PORT_PLAYER(1) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICKRIGHT_RIGHT ) PORT_PLAYER(1) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICKRIGHT_DOWN ) PORT_PLAYER(1) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICKRIGHT_UP ) PORT_PLAYER(1) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_LEFT ) PORT_PLAYER(1) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_RIGHT ) PORT_PLAYER(1) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_DOWN ) PORT_PLAYER(1) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_UP ) PORT_PLAYER(1) + + PORT_START("MUX1") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICKRIGHT_LEFT ) PORT_PLAYER(2) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICKRIGHT_RIGHT ) PORT_PLAYER(2) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICKRIGHT_DOWN ) PORT_PLAYER(2) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICKRIGHT_UP ) PORT_PLAYER(2) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_LEFT ) PORT_PLAYER(2) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_RIGHT ) PORT_PLAYER(2) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_DOWN ) PORT_PLAYER(2) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_UP ) PORT_PLAYER(2) + + PORT_START("MUX2") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) + PORT_BIT( 0x0c, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) + PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("IN0") + PORT_BIT( 0x0f, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_COIN1 ) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_START1 ) + PORT_DIPNAME( 0x40, 0x40, DEF_STR( Unknown ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x40, DEF_STR( On ) ) + PORT_DIPNAME( 0x80, 0x80, DEF_STR( Unknown ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x80, DEF_STR( On ) ) +INPUT_PORTS_END + + + +/************************************* + * + * Machine driver + * + *************************************/ + +static MACHINE_START( dribling ) +{ + dribling_state *state = machine.driver_data<dribling_state>(); + + state->m_maincpu = machine.device("maincpu"); + state->m_ppi_0 = machine.device("ppi8255_0"); + state->m_ppi_1 = machine.device("ppi8255_1"); + + state->save_item(NAME(state->m_abca)); + state->save_item(NAME(state->m_di)); + state->save_item(NAME(state->m_dr)); + state->save_item(NAME(state->m_ds)); + state->save_item(NAME(state->m_sh)); + state->save_item(NAME(state->m_input_mux)); +} + +static MACHINE_RESET( dribling ) +{ + dribling_state *state = machine.driver_data<dribling_state>(); + + state->m_abca = 0; + state->m_di = 0; + state->m_dr = 0; + state->m_ds = 0; + state->m_sh = 0; + state->m_input_mux = 0; +} + + +static MACHINE_CONFIG_START( dribling, dribling_state ) + + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", Z80, 5000000) + MCFG_CPU_PROGRAM_MAP(dribling_map) + MCFG_CPU_IO_MAP(io_map) + MCFG_CPU_VBLANK_INT("screen", dribling_irq_gen) + + MCFG_PPI8255_ADD( "ppi8255_0", ppi8255_intf[0] ) + MCFG_PPI8255_ADD( "ppi8255_1", ppi8255_intf[1] ) + + MCFG_MACHINE_START(dribling) + MCFG_MACHINE_RESET(dribling) + + /* video hardware */ + MCFG_VIDEO_ATTRIBUTES(VIDEO_UPDATE_BEFORE_VBLANK) + + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(60) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500) /* not accurate */) + MCFG_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) + MCFG_SCREEN_SIZE(256, 256) + MCFG_SCREEN_VISIBLE_AREA(0, 255, 40, 255) + MCFG_SCREEN_UPDATE(dribling) + + MCFG_PALETTE_LENGTH(256) + + MCFG_PALETTE_INIT(dribling) + + /* sound hardware */ +MACHINE_CONFIG_END + + + +/************************************* + * + * ROM definitions + * + *************************************/ + +ROM_START( dribling ) + ROM_REGION( 0x10000, "maincpu", 0 ) + ROM_LOAD( "5p.bin", 0x0000, 0x1000, CRC(0e791947) SHA1(57bc4f4e9e1fe3fbac1017601c9c75029b2601a4) ) + ROM_LOAD( "5n.bin", 0x1000, 0x1000, CRC(bd0f223a) SHA1(f9fbc5670a8723c091d61012e545774d315eb18f) ) // + ROM_LOAD( "5l.bin", 0x4000, 0x1000, CRC(1fccfc85) SHA1(c0365ad54144414218f52209173b858b927c9626) ) + ROM_LOAD( "5k.bin", 0x5000, 0x1000, CRC(737628c4) SHA1(301fda413388c26da5b5150aec2cefc971801749) ) // + ROM_LOAD( "5h.bin", 0x6000, 0x1000, CRC(30d0957f) SHA1(52135e12094ee1c8828a48c355bdd565aa5895de) ) // + + ROM_REGION( 0x2000, "gfx1", 0 ) + ROM_LOAD( "3p.bin", 0x0000, 0x1000, CRC(208971b8) SHA1(f91f3ea04d75beb58a61c844472b4dba53d84c0f) ) + ROM_LOAD( "3n.bin", 0x1000, 0x1000, CRC(356c9803) SHA1(8e2ce52f32b33886f4747dadf3aeb78148538173) ) + + ROM_REGION( 0x600, "proms", 0 ) + ROM_LOAD( "prom_3c.bin", 0x0000, 0x0400, CRC(25f068de) SHA1(ea4c56c47fe8153069acb9df80df0b099f3b81f1) ) + ROM_LOAD( "prom_3e.bin", 0x0400, 0x0100, CRC(73eba798) SHA1(7be0e253624df53092e26c28eb18afdcf71434aa) ) + ROM_LOAD( "prom_2d.bin", 0x0500, 0x0100, CRC(5d8c57c6) SHA1(abfb54812d66a36e797be47653dadda4843e8a90) ) +ROM_END + + +ROM_START( driblingo ) + ROM_REGION( 0x10000, "maincpu", 0 ) + ROM_LOAD( "5p.bin", 0x0000, 0x1000, CRC(0e791947) SHA1(57bc4f4e9e1fe3fbac1017601c9c75029b2601a4) ) + ROM_LOAD( "dribblng.5n", 0x1000, 0x1000, CRC(5271e620) SHA1(ebed8e31057bb8492840a6e3b8bc453f7cb67243) ) + ROM_LOAD( "5l.bin", 0x4000, 0x1000, CRC(1fccfc85) SHA1(c0365ad54144414218f52209173b858b927c9626) ) + ROM_LOAD( "dribblng.5j", 0x5000, 0x1000, CRC(e535ac5b) SHA1(ba13298378f1e5b2b40634874097ad29c402fdea) ) + ROM_LOAD( "dribblng.5h", 0x6000, 0x1000, CRC(e6af7264) SHA1(a015120d85461e599c4bb9626ebea296386a31bb) ) + + ROM_REGION( 0x2000, "gfx1", 0 ) + ROM_LOAD( "3p.bin", 0x0000, 0x1000, CRC(208971b8) SHA1(f91f3ea04d75beb58a61c844472b4dba53d84c0f) ) + ROM_LOAD( "3n.bin", 0x1000, 0x1000, CRC(356c9803) SHA1(8e2ce52f32b33886f4747dadf3aeb78148538173) ) + + ROM_REGION( 0x600, "proms", 0 ) + ROM_LOAD( "prom_3c.bin", 0x0000, 0x0400, CRC(25f068de) SHA1(ea4c56c47fe8153069acb9df80df0b099f3b81f1) ) + ROM_LOAD( "prom_3e.bin", 0x0400, 0x0100, CRC(73eba798) SHA1(7be0e253624df53092e26c28eb18afdcf71434aa) ) + ROM_LOAD( "prom_2d.bin", 0x0500, 0x0100, CRC(5d8c57c6) SHA1(abfb54812d66a36e797be47653dadda4843e8a90) ) +ROM_END + + + +/************************************* + * + * Game drivers + * + *************************************/ + +GAME( 1983, dribling, 0, dribling, dribling, 0, ROT0, "Model Racing", "Dribbling", GAME_NO_SOUND | GAME_SUPPORTS_SAVE ) +GAME( 1983, driblingo,dribling, dribling, dribling, 0, ROT0, "Model Racing (Olympia license)", "Dribbling (Olympia)", GAME_NO_SOUND | GAME_SUPPORTS_SAVE ) |