diff options
Diffstat (limited to 'trunk/src/mame/drivers/canyon.c')
-rw-r--r-- | trunk/src/mame/drivers/canyon.c | 321 |
1 files changed, 321 insertions, 0 deletions
diff --git a/trunk/src/mame/drivers/canyon.c b/trunk/src/mame/drivers/canyon.c new file mode 100644 index 00000000000..1f7efac5632 --- /dev/null +++ b/trunk/src/mame/drivers/canyon.c @@ -0,0 +1,321 @@ +/*************************************************************************** + + Atari Canyon Bomber hardware + + driver by Mike Balfour + + Games supported: + * Canyon Bomber + + Known issues: + * none at this time + +**************************************************************************** + + Memory Map: + 0000-01FF WRAM + 0400-04FF W A0=0:MOTOR1, A0=1:MOTOR2 + 0500-05FF W A0=0:EXPLODE, A0=1:TIMER RESET + 0600-067F W A0=0:WHISTLE1, A0=1:WHISTLE2 + 0680-06FF W A0=0:LED1, A0=1:LED2 + 0700-077F W A0=0:ATTRACT1, A0=1:ATTRACT2 + 0800-0FFF DISPLAY / RAM + 1000-17FF SWITCHES + 1800-1FFF OPTIONS + 2000-27FF ROM1 + 2800-2FFF ROM2 + 3000-37FF ROM3 (Language ROM) + 3800-3FFF ROM4 (Program ROM) + + If you have any questions about how this driver works, don't hesitate to + ask. - Mike Balfour (mab22@po.cwru.edu) + + + 2008-07 + Dip locations verified with manual. + +***************************************************************************/ + +#include "emu.h" +#include "cpu/m6502/m6502.h" +#include "includes/canyon.h" +#include "sound/discrete.h" + + +/************************************* + * + * Palette generation + * + *************************************/ + +static PALETTE_INIT( canyon ) +{ + palette_set_color(machine, 0, MAKE_RGB(0x80, 0x80, 0x80)); /* GREY */ + palette_set_color(machine, 1, MAKE_RGB(0x00, 0x00, 0x00)); /* BLACK */ + palette_set_color(machine, 2, MAKE_RGB(0x80, 0x80, 0x80)); /* GREY */ + palette_set_color(machine, 3, MAKE_RGB(0xff, 0xff, 0xff)); /* WHITE */ +} + + +/************************************* + * + * Read handlers + * + *************************************/ + +READ8_MEMBER(canyon_state::canyon_switches_r) +{ + UINT8 val = 0; + + if ((ioport("IN2")->read() >> (offset & 7)) & 1) + val |= 0x80; + + if ((ioport("IN1")->read() >> (offset & 3)) & 1) + val |= 0x01; + + return val; +} + + +READ8_MEMBER(canyon_state::canyon_options_r) +{ + return (ioport("DSW")->read() >> (2 * (~offset & 3))) & 3; +} + + + + +/************************************* + * + * Write handlers + * + *************************************/ + +WRITE8_MEMBER(canyon_state::canyon_led_w) +{ + set_led_status(machine(), offset & 0x01, offset & 0x02); +} + + + + +/************************************* + * + * Main CPU memory handlers + * + *************************************/ + +static ADDRESS_MAP_START( main_map, AS_PROGRAM, 8, canyon_state ) + ADDRESS_MAP_GLOBAL_MASK(0x3fff) + AM_RANGE(0x0000, 0x00ff) AM_MIRROR(0x100) AM_RAM + AM_RANGE(0x0400, 0x0401) AM_DEVWRITE_LEGACY("discrete", canyon_motor_w) + AM_RANGE(0x0500, 0x0500) AM_DEVWRITE_LEGACY("discrete", canyon_explode_w) + AM_RANGE(0x0501, 0x0501) AM_WRITE(watchdog_reset_w) /* watchdog, disabled in service mode */ + AM_RANGE(0x0600, 0x0603) AM_DEVWRITE_LEGACY("discrete", canyon_whistle_w) + AM_RANGE(0x0680, 0x0683) AM_WRITE(canyon_led_w) + AM_RANGE(0x0700, 0x0703) AM_DEVWRITE_LEGACY("discrete", canyon_attract_w) + AM_RANGE(0x0800, 0x0bff) AM_RAM_WRITE(canyon_videoram_w) AM_SHARE("videoram") + AM_RANGE(0x1000, 0x17ff) AM_READ(canyon_switches_r) AM_WRITENOP /* sloppy code writes here */ + AM_RANGE(0x1800, 0x1fff) AM_READ(canyon_options_r) + AM_RANGE(0x2000, 0x3fff) AM_ROM +ADDRESS_MAP_END + + + +/************************************* + * + * Port definitions + * + *************************************/ + +static INPUT_PORTS_START( canyon ) + PORT_START("DSW") + PORT_DIPNAME( 0x03, 0x00, DEF_STR( Language ) ) PORT_DIPLOCATION("SW:1,2") + PORT_DIPSETTING( 0x00, DEF_STR( English ) ) + PORT_DIPSETTING( 0x01, DEF_STR( Spanish ) ) + PORT_DIPSETTING( 0x02, DEF_STR( French ) ) + PORT_DIPSETTING( 0x03, DEF_STR( German ) ) + PORT_DIPUNKNOWN_DIPLOC( 0x04, 0x04, "SW:3" ) /* Manual says these are unused */ + PORT_DIPUNKNOWN_DIPLOC( 0x08, 0x08, "SW:4" ) /* Manual says these are unused */ + PORT_DIPNAME( 0x30, 0x00, "Misses Per Play" ) PORT_DIPLOCATION("SW:5,6") + PORT_DIPSETTING( 0x00, "3" ) + PORT_DIPSETTING( 0x10, "4" ) + PORT_DIPSETTING( 0x20, "5" ) + PORT_DIPSETTING( 0x30, "6" ) + PORT_DIPNAME( 0xc0, 0x80, DEF_STR( Coinage ) ) PORT_DIPLOCATION("SW:7,8") + PORT_DIPSETTING( 0xc0, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x80, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x40, DEF_STR( 1C_2C ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Free_Play ) ) + + PORT_START("IN1") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(1) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(2) + + PORT_START("IN2") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_COIN1 ) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_COIN2 ) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_START1 ) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_START2 ) + PORT_SERVICE( 0x10, IP_ACTIVE_HIGH ) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_CUSTOM ) PORT_VBLANK("screen") + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_BUTTON7 ) PORT_NAME("Hiscore Reset") PORT_CODE(KEYCODE_H) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_TILT ) /* SLAM */ + + PORT_START("MOTOR1") + PORT_ADJUSTER( 20, "Motor 1 RPM" ) + + PORT_START("MOTOR2") + PORT_ADJUSTER( 30, "Motor 2 RPM" ) + + PORT_START("WHISTLE1") + PORT_ADJUSTER( 70, "Whistle 1 Freq" ) + + PORT_START("WHISTLE2") + PORT_ADJUSTER( 80, "Whistle 2 Freq" ) +INPUT_PORTS_END + + + +/************************************* + * + * Graphics definitions + * + *************************************/ + +static const gfx_layout tile_layout = +{ + 8, 8, + 64, + 1, + { 0 }, + { + 0x4, 0x5, 0x6, 0x7, 0xC, 0xD, 0xE, 0xF + }, + { + 0x00, 0x10, 0x20, 0x30, 0x40, 0x50, 0x60, 0x70 + }, + 0x80 +}; + + +static const gfx_layout sprite_layout = +{ + 32, 16, + 4, + 1, + { 0 }, + { + 0x007, 0x006, 0x005, 0x004, 0x003, 0x002, 0x001, 0x000, + 0x00F, 0x00E, 0x00D, 0x00C, 0x00B, 0x00A, 0x009, 0x008, + 0x107, 0x106, 0x105, 0x104, 0x103, 0x102, 0x101, 0x100, + 0x10F, 0x10E, 0x10D, 0x10C, 0x10B, 0x10A, 0x109, 0x108 + }, + { + 0x00, 0x10, 0x20, 0x30, 0x40, 0x50, 0x60, 0x70, + 0x80, 0x90, 0xA0, 0xB0, 0xC0, 0xD0, 0xE0, 0xF0 + }, + 0x200 +}; + + +static GFXDECODE_START( canyon ) + GFXDECODE_ENTRY( "gfx1", 0, tile_layout, 0, 2 ) + GFXDECODE_ENTRY( "gfx2", 0, sprite_layout, 0, 2 ) +GFXDECODE_END + + + +/************************************* + * + * Machine driver + * + *************************************/ + +static MACHINE_CONFIG_START( canyon, canyon_state ) + + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", M6502, XTAL_12_096MHz / 16) + MCFG_CPU_PROGRAM_MAP(main_map) + MCFG_CPU_VBLANK_INT("screen", nmi_line_pulse) + MCFG_WATCHDOG_VBLANK_INIT(8) + + /* video hardware */ + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(60) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(22 * 1000000 / 15750)) + MCFG_SCREEN_SIZE(256, 240) + MCFG_SCREEN_VISIBLE_AREA(0, 255, 0, 239) + MCFG_SCREEN_UPDATE_STATIC(canyon) + + MCFG_GFXDECODE(canyon) + MCFG_PALETTE_LENGTH(4) + + MCFG_PALETTE_INIT(canyon) + MCFG_VIDEO_START(canyon) + + /* sound hardware */ + MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker") + + MCFG_SOUND_ADD("discrete", DISCRETE, 0) + MCFG_SOUND_CONFIG_DISCRETE(canyon) + MCFG_SOUND_ROUTE(0, "lspeaker", 1.0) + MCFG_SOUND_ROUTE(1, "rspeaker", 1.0) +MACHINE_CONFIG_END + + + +/************************************* + * + * ROM definitions + * + *************************************/ + +ROM_START( canyon ) + ROM_REGION( 0x4000, "maincpu", 0 ) + ROM_LOAD_NIB_LOW ( "9499-01.j1", 0x3000, 0x0400, CRC(31800767) SHA1(d4aebe12d3c45a2a8a361dc6f63e1a6230a78c17) ) + ROM_LOAD_NIB_HIGH( "9503-01.p1", 0x3000, 0x0400, CRC(1eddbe28) SHA1(7d30280bf9edff743c16386d7cdec78094477996) ) + ROM_LOAD ( "9496-01.d1", 0x3800, 0x0800, CRC(8be15080) SHA1(095c15e9ac91623b2d514858dca2e4c261d36fd0) ) + + ROM_REGION( 0x0400, "gfx1", 0 ) + ROM_LOAD( "9492-01.n8", 0x0000, 0x0400, CRC(7449f754) SHA1(a8ffc39e1a86c94487551f5026eedbbd066b12c9) ) + + ROM_REGION( 0x0100, "gfx2", 0 ) + ROM_LOAD_NIB_LOW ( "9506-01.m5", 0x0000, 0x0100, CRC(0d63396a) SHA1(147fae3b02a86310c8d022a7e7cfbf71ea511616) ) + ROM_LOAD_NIB_HIGH( "9505-01.n5", 0x0000, 0x0100, CRC(60507c07) SHA1(fcb76890cbaa37e02392bf8b97f7be9a6fe6a721) ) + + ROM_REGION( 0x0100, "proms", 0 ) + ROM_LOAD( "9491-01.j6", 0x0000, 0x0100, CRC(b8094b4c) SHA1(82dc6799a19984f3b204ee3aeeb007e55afc8be3) ) /* sync (not used) */ +ROM_END + + +ROM_START( canyonp ) + ROM_REGION( 0x4000, "maincpu", 0 ) + ROM_LOAD_NIB_LOW ( "cbp3000l.j1", 0x3000, 0x0800, CRC(49cf29a0) SHA1(b58f024f45f85e5c2a48a95c60e80fd1be60eaac) ) + ROM_LOAD_NIB_HIGH( "cbp3000m.p1", 0x3000, 0x0800, CRC(b4385c23) SHA1(b550dfe9182f2b29aedba160a0917ca78b82f0e7) ) + ROM_LOAD_NIB_LOW ( "cbp3800l.h1", 0x3800, 0x0800, CRC(c7ee4431) SHA1(7a0f4454a981c4e9ee27e273e9a8379458e660e5) ) + ROM_LOAD_NIB_HIGH( "cbp3800m.r1", 0x3800, 0x0800, CRC(94246a9a) SHA1(5ff8b69fb744a5f62d4cf291e8f25e3620b479e7) ) + + ROM_REGION( 0x0400, "gfx1", 0 ) + ROM_LOAD( "9492-01.n8", 0x0000, 0x0400, CRC(7449f754) SHA1(a8ffc39e1a86c94487551f5026eedbbd066b12c9) ) + + ROM_REGION( 0x0100, "gfx2", 0 ) + ROM_LOAD_NIB_LOW ( "9506-01.m5", 0x0000, 0x0100, CRC(0d63396a) SHA1(147fae3b02a86310c8d022a7e7cfbf71ea511616) ) + ROM_LOAD_NIB_HIGH( "9505-01.n5", 0x0000, 0x0100, CRC(60507c07) SHA1(fcb76890cbaa37e02392bf8b97f7be9a6fe6a721) ) + + ROM_REGION( 0x0100, "proms", 0 ) + ROM_LOAD( "9491-01.j6", 0x0000, 0x0100, CRC(b8094b4c) SHA1(82dc6799a19984f3b204ee3aeeb007e55afc8be3) ) /* sync (not used) */ +ROM_END + + + +/************************************* + * + * Game drivers + * + *************************************/ + +GAME( 1977, canyon, 0, canyon, canyon, 0, ROT0, "Atari", "Canyon Bomber", GAME_SUPPORTS_SAVE ) +GAME( 1977, canyonp, canyon, canyon, canyon, 0, ROT0, "Atari", "Canyon Bomber (prototype)", GAME_SUPPORTS_SAVE ) |