diff options
Diffstat (limited to 'src/mame/drivers/boxer.c')
-rw-r--r-- | src/mame/drivers/boxer.c | 356 |
1 files changed, 356 insertions, 0 deletions
diff --git a/src/mame/drivers/boxer.c b/src/mame/drivers/boxer.c new file mode 100644 index 00000000000..eca21a26d72 --- /dev/null +++ b/src/mame/drivers/boxer.c @@ -0,0 +1,356 @@ +/*************************************************************************** + +Atari Boxer (prototype) driver + + AKA Boxing, both game titles appear in the schematics + + This game had some weird controls that don't work well in MAME. + +***************************************************************************/ + +#include "driver.h" + +extern UINT8* boxer_tile_ram; +extern UINT8* boxer_sprite_ram; + +extern VIDEO_UPDATE( boxer ); + +static UINT8 pot_state; +static UINT8 pot_latch; + + +static TIMER_CALLBACK( pot_interrupt ) +{ + int mask = param; + + if (pot_latch & mask) + { + cpunum_set_input_line(0, INPUT_LINE_NMI, ASSERT_LINE); + } + + pot_state |= mask; +} + + +static TIMER_CALLBACK( periodic_callback ) +{ + int scanline = param; + + cpunum_set_input_line(0, 0, ASSERT_LINE); + + if (scanline == 0) + { + UINT8 mask[256]; + + int i; + + memset(mask, 0, sizeof mask); + + mask[readinputport(3)] |= 0x01; + mask[readinputport(4)] |= 0x02; + mask[readinputport(5)] |= 0x04; + mask[readinputport(6)] |= 0x08; + mask[readinputport(7)] |= 0x10; + mask[readinputport(8)] |= 0x20; + + for (i = 1; i < 256; i++) + { + if (mask[i] != 0) + { + timer_set(video_screen_get_time_until_pos(0, i, 0), mask[i], pot_interrupt); + } + } + + pot_state = 0; + } + + scanline += 64; + + if (scanline >= 262) + { + scanline = 0; + } + + timer_set(video_screen_get_time_until_pos(0, scanline, 0), scanline, periodic_callback); +} + + +static PALETTE_INIT( boxer ) +{ + palette_set_color(machine,0, MAKE_RGB(0x00,0x00,0x00)); + palette_set_color(machine,1, MAKE_RGB(0xff,0xff,0xff)); + + colortable[0] = 0; + colortable[1] = 1; + colortable[2] = 1; + colortable[3] = 0; +} + + +static MACHINE_RESET( boxer ) +{ + timer_set(video_screen_get_time_until_pos(0, 0, 0), 0, periodic_callback); + + pot_latch = 0; +} + + +static READ8_HANDLER( boxer_input_r ) +{ + UINT8 val = readinputport(0); + + if (readinputport(9) < video_screen_get_vpos(0)) + { + val |= 0x02; + } + + return (val << ((offset & 7) ^ 7)) & 0x80; +} + + +static READ8_HANDLER( boxer_misc_r ) +{ + UINT8 val = 0; + + switch (offset & 3) + { + case 0: + val = pot_state & pot_latch; + break; + + case 1: + val = video_screen_get_vpos(0); + break; + + case 2: + val = readinputport(1); + break; + + case 3: + val = readinputport(2); + break; + } + + return val ^ 0x3f; +} + + + + +static WRITE8_HANDLER( boxer_bell_w ) +{ +} + + +static WRITE8_HANDLER( boxer_sound_w ) +{ +} + + +static WRITE8_HANDLER( boxer_pot_w ) +{ + /* BIT0 => HPOT1 */ + /* BIT1 => VPOT1 */ + /* BIT2 => RPOT1 */ + /* BIT3 => HPOT2 */ + /* BIT4 => VPOT2 */ + /* BIT5 => RPOT2 */ + + pot_latch = data & 0x3f; + + cpunum_set_input_line(0, INPUT_LINE_NMI, CLEAR_LINE); +} + + +static WRITE8_HANDLER( boxer_irq_reset_w ) +{ + cpunum_set_input_line(0, 0, CLEAR_LINE); +} + + +static WRITE8_HANDLER( boxer_crowd_w ) +{ + /* BIT0 => ATTRACT */ + /* BIT1 => CROWD-1 */ + /* BIT2 => CROWD-2 */ + /* BIT3 => CROWD-3 */ + + coin_lockout_global_w(data & 1); +} + + +static WRITE8_HANDLER( boxer_led_w ) +{ + set_led_status(1, !(data & 1)); + set_led_status(0, !(data & 2)); +} + + + + +static ADDRESS_MAP_START( boxer_map, ADDRESS_SPACE_PROGRAM, 8 ) + ADDRESS_MAP_FLAGS( AMEF_ABITS(14) ) + AM_RANGE(0x0000, 0x01ff) AM_RAM + AM_RANGE(0x0200, 0x03ff) AM_RAM AM_BASE(&boxer_tile_ram) + AM_RANGE(0x0800, 0x08ff) AM_READ(boxer_input_r) + AM_RANGE(0x1000, 0x17ff) AM_READ(boxer_misc_r) + AM_RANGE(0x1800, 0x1800) AM_WRITE(boxer_pot_w) + AM_RANGE(0x1900, 0x19ff) AM_WRITE(boxer_led_w) + AM_RANGE(0x1a00, 0x1aff) AM_WRITE(boxer_sound_w) + AM_RANGE(0x1b00, 0x1bff) AM_WRITE(boxer_crowd_w) + AM_RANGE(0x1c00, 0x1cff) AM_WRITE(boxer_irq_reset_w) + AM_RANGE(0x1d00, 0x1dff) AM_WRITE(boxer_bell_w) + AM_RANGE(0x1e00, 0x1eff) AM_WRITE(MWA8_RAM) AM_BASE(&boxer_sprite_ram) + AM_RANGE(0x1f00, 0x1fff) AM_WRITE(watchdog_reset_w) + AM_RANGE(0x3000, 0x3fff) AM_ROM +ADDRESS_MAP_END + + +static INPUT_PORTS_START( boxer ) + + PORT_START + PORT_BIT ( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT ( 0x02, IP_ACTIVE_HIGH, IPT_UNUSED ) /* TIMER */ + PORT_BIT ( 0x04, IP_ACTIVE_LOW, IPT_TILT ) + PORT_SERVICE( 0x08, IP_ACTIVE_HIGH ) + PORT_BIT ( 0x10, IP_ACTIVE_HIGH, IPT_START1 ) + PORT_BIT ( 0x20, IP_ACTIVE_HIGH, IPT_START2 ) + PORT_BIT ( 0x40, IP_ACTIVE_LOW, IPT_COIN1 ) + PORT_BIT ( 0x80, IP_ACTIVE_LOW, IPT_COIN2 ) + + PORT_START + PORT_DIPNAME( 0x03, 0x01, "Number of Rounds" ) + PORT_DIPSETTING( 0x03, "1" ) + PORT_DIPSETTING( 0x02, "2" ) + PORT_DIPSETTING( 0x01, "3" ) + PORT_DIPSETTING( 0x00, "4" ) + + PORT_START + PORT_DIPNAME( 0x03, 0x01, DEF_STR( Coinage ) ) + PORT_DIPSETTING( 0x00, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x01, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x02, DEF_STR( 1C_2C ) ) + PORT_DIPSETTING( 0x03, DEF_STR( Free_Play ) ) + + PORT_START + PORT_BIT ( 0xff, 0x80, IPT_AD_STICK_X ) PORT_MINMAX(0x20,0xe0) PORT_SENSITIVITY(30) PORT_KEYDELTA(16) PORT_REVERSE PORT_PLAYER(1) + + PORT_START + PORT_BIT ( 0xff, 0x80, IPT_AD_STICK_Y ) PORT_MINMAX(0x20,0xe0) PORT_SENSITIVITY(30) PORT_KEYDELTA(16) PORT_REVERSE PORT_PLAYER(1) + + PORT_START + PORT_BIT( 0xff, 0x80, IPT_PADDLE ) PORT_MINMAX(0x20,0xe0) PORT_SENSITIVITY(30) PORT_KEYDELTA(16) PORT_CODE_DEC(KEYCODE_Z) PORT_CODE_INC(KEYCODE_X) PORT_CENTERDELTA(0) PORT_PLAYER(1) + + PORT_START + PORT_BIT ( 0xff, 0x80, IPT_AD_STICK_X ) PORT_MINMAX(0x20,0xe0) PORT_SENSITIVITY(30) PORT_KEYDELTA(16) PORT_REVERSE PORT_PLAYER(2) + + PORT_START + PORT_BIT ( 0xff, 0x80, IPT_AD_STICK_Y ) PORT_MINMAX(0x20,0xe0) PORT_SENSITIVITY(30) PORT_KEYDELTA(16) PORT_REVERSE PORT_PLAYER(2) + + PORT_START + PORT_BIT( 0xff, 0x80, IPT_PADDLE ) PORT_MINMAX(0x20,0xe0) PORT_SENSITIVITY(30) PORT_KEYDELTA(16) PORT_CODE_DEC(KEYCODE_Q) PORT_CODE_INC(KEYCODE_W) PORT_CENTERDELTA(0) PORT_PLAYER(2) + + PORT_START + PORT_DIPNAME( 0xff, 0x5C, "Round Time" ) /* actually a potentiometer */ + PORT_DIPSETTING( 0x3C, "15 seconds" ) + PORT_DIPSETTING( 0x5C, "30 seconds" ) + PORT_DIPSETTING( 0x7C, "45 seconds" ) + +INPUT_PORTS_END + + +static const gfx_layout tile_layout = +{ + 8, 8, + 64, + 1, + { 0 }, + { + 0x7, 0x6, 0x5, 0x4, 0xf, 0xe, 0xd, 0xc + }, + { + 0x00, 0x10, 0x20, 0x30, 0x40, 0x50, 0x60, 0x70 + }, + 0x80 +}; + + +static const gfx_layout sprite_layout = +{ + 8, 8, + 64, + 1, + { 0 }, + { + 0x4, 0x5, 0x6, 0x7, 0xc, 0xd, 0xe, 0xf + }, + { + 0x00, 0x10, 0x20, 0x30, 0x40, 0x50, 0x60, 0x70 + }, + 0x80 +}; + + +static GFXDECODE_START( boxer ) + GFXDECODE_ENTRY( REGION_GFX1, 0, sprite_layout, 0, 1 ) + GFXDECODE_ENTRY( REGION_GFX2, 0, sprite_layout, 0, 1 ) + GFXDECODE_ENTRY( REGION_GFX3, 0, tile_layout, 2, 1 ) +GFXDECODE_END + + +static MACHINE_DRIVER_START(boxer) + + /* basic machine hardware */ + MDRV_CPU_ADD(M6502, 12096000 / 16) + MDRV_CPU_PROGRAM_MAP(boxer_map, 0) + + MDRV_SCREEN_REFRESH_RATE(60) + + /* video hardware */ + MDRV_MACHINE_RESET(boxer) + + MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER) + MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) + MDRV_SCREEN_SIZE(256, 262) + MDRV_SCREEN_VISIBLE_AREA(8, 247, 0, 239) + MDRV_GFXDECODE(boxer) + MDRV_PALETTE_LENGTH(2) + MDRV_COLORTABLE_LENGTH(4) + MDRV_PALETTE_INIT(boxer) + MDRV_VIDEO_UPDATE(boxer) + + /* sound hardware */ +MACHINE_DRIVER_END + + +ROM_START( boxer ) + + ROM_REGION( 0x4000, REGION_CPU1, 0 ) + ROM_LOAD_NIB_LOW ( "3400l.e1", 0x3400, 0x0400, CRC(df85afa4) SHA1(5a74a08f1e0b0bbec02999d5e46513d8afd333ac) ) + ROM_LOAD_NIB_HIGH( "3400m.a1", 0x3400, 0x0400, CRC(23fe06aa) SHA1(03a4eedbf60f07d1dd8d7af576828df5f032146e) ) + ROM_LOAD_NIB_LOW ( "3800l.j1", 0x3800, 0x0400, CRC(087263fb) SHA1(cc3715a68bd05f23b4abf9f18ca14a8fe55163f7) ) + ROM_LOAD_NIB_HIGH( "3800m.d1", 0x3800, 0x0400, CRC(3bbf605e) SHA1(be4ff1702eb837710421a7dafcdc60fe2d3259e8) ) + ROM_LOAD_NIB_LOW ( "3c00l.h1", 0x3C00, 0x0400, CRC(09e204f2) SHA1(565d4c8865da7d96a45e909973d570101de61f63) ) + ROM_LOAD_NIB_HIGH( "3c00m.c1", 0x3C00, 0x0400, CRC(2f8ebc85) SHA1(05a4e29ec7e49173200d5fe5344274fd6afd16d7) ) + + ROM_REGION( 0x0400, REGION_GFX1, ROMREGION_DISPOSE ) /* lower boxer */ + ROM_LOAD( "bx137l.c8", 0x0000, 0x0400, CRC(e91f2048) SHA1(64039d07557e210aa4f6663cd7e72814cb881310) ) + + ROM_REGION( 0x0400, REGION_GFX2, ROMREGION_DISPOSE ) /* upper boxer */ + ROM_LOAD( "bx137u.m8", 0x0000, 0x0400, CRC(e4fee386) SHA1(79b70aca4a92c56363689a363b643d46294d3e88) ) + + ROM_REGION( 0x0400, REGION_GFX3, ROMREGION_DISPOSE ) /* tiles */ + ROM_LOAD( "9417.k2", 0x0000, 0x0400, CRC(7e3d22cf) SHA1(92e6bbe049dc8fcd674f2ff96cde3786f714508d) ) + + ROM_REGION( 0x0200, REGION_USER1, 0 ) /* lower boxer map */ + ROM_LOAD( "bx115l.b7", 0x0000, 0x0200, CRC(31f2234f) SHA1(d53f3a1d0db3cf3024de61ef64f76c6dfdf6861c) ) + + ROM_REGION( 0x0200, REGION_USER2, 0 ) /* upper boxer map */ + ROM_LOAD( "bx115u.l7", 0x0000, 0x0200, CRC(124d3f24) SHA1(09fab2ae218b8584c0e3c8e02f5680ce083a33d6) ) + + ROM_REGION( 0x0100, REGION_PROMS, 0 ) /* sync prom */ + ROM_LOAD( "9402.m3", 0x0000, 0x0100, CRC(00e224a0) SHA1(1a384ef488791c62566c91b18d6a1fb4a5def2ba) ) +ROM_END + + +GAME( 1978, boxer, 0, boxer, boxer, 0, 0, "Atari", "Boxer (prototype)", GAME_NO_SOUND ) |