diff options
Diffstat (limited to 'trunk/src/mame/drivers/boxer.c')
-rw-r--r-- | trunk/src/mame/drivers/boxer.c | 504 |
1 files changed, 504 insertions, 0 deletions
diff --git a/trunk/src/mame/drivers/boxer.c b/trunk/src/mame/drivers/boxer.c new file mode 100644 index 00000000000..6bf813964cf --- /dev/null +++ b/trunk/src/mame/drivers/boxer.c @@ -0,0 +1,504 @@ +/*************************************************************************** + + 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 "emu.h" +#include "cpu/m6502/m6502.h" + + +#define MASTER_CLOCK XTAL_12_096MHz + +/************************************* + * + * Driver data + * + *************************************/ + +class boxer_state : public driver_device +{ +public: + boxer_state(const machine_config &mconfig, device_type type, const char *tag) + : driver_device(mconfig, type, tag) { } + + /* memory pointers */ + UINT8 * m_tile_ram; + UINT8 * m_sprite_ram; + + /* misc */ + UINT8 m_pot_state; + UINT8 m_pot_latch; + + /* devices */ + device_t *m_maincpu; +}; + +/************************************* + * + * Interrupts / Timers + * + *************************************/ + +static TIMER_CALLBACK( pot_interrupt ) +{ + boxer_state *state = machine.driver_data<boxer_state>(); + int mask = param; + + if (state->m_pot_latch & mask) + device_set_input_line(state->m_maincpu, INPUT_LINE_NMI, ASSERT_LINE); + + state->m_pot_state |= mask; +} + + +static TIMER_CALLBACK( periodic_callback ) +{ + boxer_state *state = machine.driver_data<boxer_state>(); + int scanline = param; + + device_set_input_line(state->m_maincpu, 0, ASSERT_LINE); + + if (scanline == 0) + { + UINT8 mask[256]; + + int i; + + memset(mask, 0, sizeof mask); + + mask[input_port_read(machine, "STICK0_X")] |= 0x01; + mask[input_port_read(machine, "STICK0_Y")] |= 0x02; + mask[input_port_read(machine, "PADDLE0")] |= 0x04; + mask[input_port_read(machine, "STICK1_X")] |= 0x08; + mask[input_port_read(machine, "STICK1_Y")] |= 0x10; + mask[input_port_read(machine, "PADDLE1")] |= 0x20; + + for (i = 1; i < 256; i++) + if (mask[i] != 0) + machine.scheduler().timer_set(machine.primary_screen->time_until_pos(i), FUNC(pot_interrupt), mask[i]); + + state->m_pot_state = 0; + } + + scanline += 64; + + if (scanline >= 262) + scanline = 0; + + machine.scheduler().timer_set(machine.primary_screen->time_until_pos(scanline), FUNC(periodic_callback), scanline); +} + + +/************************************* + * + * Video system + * + *************************************/ + +static PALETTE_INIT( boxer ) +{ + palette_set_color(machine,0, MAKE_RGB(0x00,0x00,0x00)); + palette_set_color(machine,1, MAKE_RGB(0xff,0xff,0xff)); + + palette_set_color(machine,2, MAKE_RGB(0xff,0xff,0xff)); + palette_set_color(machine,3, MAKE_RGB(0x00,0x00,0x00)); +} + +static void draw_boxer( running_machine &machine, bitmap_t* bitmap, const rectangle* cliprect ) +{ + boxer_state *state = machine.driver_data<boxer_state>(); + int n; + + for (n = 0; n < 2; n++) + { + const UINT8* p = machine.region(n == 0 ? "user1" : "user2")->base(); + + int i, j; + + int x = 196 - state->m_sprite_ram[0 + 2 * n]; + int y = 192 - state->m_sprite_ram[1 + 2 * n]; + + int l = state->m_sprite_ram[4 + 2 * n] & 15; + int r = state->m_sprite_ram[5 + 2 * n] & 15; + + for (i = 0; i < 8; i++) + { + for (j = 0; j < 4; j++) + { + UINT8 code; + + code = p[32 * l + 4 * i + j]; + + drawgfx_transpen(bitmap, cliprect, + machine.gfx[n], + code, + 0, + code & 0x80, 0, + x + 8 * j, + y + 8 * i, 1); + + code = p[32 * r + 4 * i - j + 3]; + + drawgfx_transpen(bitmap, cliprect, + machine.gfx[n], + code, + 0, + !(code & 0x80), 0, + x + 8 * j + 32, + y + 8 * i, 1); + } + } + } +} + + +static SCREEN_UPDATE( boxer ) +{ + boxer_state *state = screen->machine().driver_data<boxer_state>(); + int i, j; + + bitmap_fill(bitmap, cliprect, 1); + + for (i = 0; i < 16; i++) + { + for (j = 0; j < 32; j++) + { + UINT8 code = state->m_tile_ram[32 * i + j]; + + drawgfx_transpen(bitmap, cliprect, + screen->machine().gfx[2], + code, + 0, + code & 0x40, code & 0x40, + 8 * j + 4, + 8 * (i % 2) + 32 * (i / 2), 0); + } + } + + draw_boxer(screen->machine(), bitmap, cliprect); + return 0; +} + + +/************************************* + * + * Memory handlers + * + *************************************/ + +static READ8_HANDLER( boxer_input_r ) +{ + UINT8 val = input_port_read(space->machine(), "IN0"); + + if (input_port_read(space->machine(), "IN3") < space->machine().primary_screen->vpos()) + val |= 0x02; + + return (val << ((offset & 7) ^ 7)) & 0x80; +} + + +static READ8_HANDLER( boxer_misc_r ) +{ + boxer_state *state = space->machine().driver_data<boxer_state>(); + UINT8 val = 0; + + switch (offset & 3) + { + case 0: + val = state->m_pot_state & state->m_pot_latch; + break; + + case 1: + val = space->machine().primary_screen->vpos(); + break; + + case 2: + val = input_port_read(space->machine(), "IN1"); + break; + + case 3: + val = input_port_read(space->machine(), "IN2"); + break; + } + + return val ^ 0x3f; +} + + + + +static WRITE8_HANDLER( boxer_bell_w ) +{ +} + + +static WRITE8_HANDLER( boxer_sound_w ) +{ +} + + +static WRITE8_HANDLER( boxer_pot_w ) +{ + boxer_state *state = space->machine().driver_data<boxer_state>(); + /* BIT0 => HPOT1 */ + /* BIT1 => VPOT1 */ + /* BIT2 => RPOT1 */ + /* BIT3 => HPOT2 */ + /* BIT4 => VPOT2 */ + /* BIT5 => RPOT2 */ + + state->m_pot_latch = data & 0x3f; + + device_set_input_line(state->m_maincpu, INPUT_LINE_NMI, CLEAR_LINE); +} + + +static WRITE8_HANDLER( boxer_irq_reset_w ) +{ + boxer_state *state = space->machine().driver_data<boxer_state>(); + device_set_input_line(state->m_maincpu, 0, CLEAR_LINE); +} + + +static WRITE8_HANDLER( boxer_crowd_w ) +{ + /* BIT0 => ATTRACT */ + /* BIT1 => CROWD-1 */ + /* BIT2 => CROWD-2 */ + /* BIT3 => CROWD-3 */ + + coin_lockout_global_w(space->machine(), data & 1); +} + + +static WRITE8_HANDLER( boxer_led_w ) +{ + set_led_status(space->machine(), 1, !(data & 1)); + set_led_status(space->machine(), 0, !(data & 2)); +} + + +/************************************* + * + * Address maps + * + *************************************/ + +static ADDRESS_MAP_START( boxer_map, AS_PROGRAM, 8 ) + ADDRESS_MAP_GLOBAL_MASK(0x3fff) + AM_RANGE(0x0000, 0x01ff) AM_RAM + AM_RANGE(0x0200, 0x03ff) AM_RAM AM_BASE_MEMBER(boxer_state, m_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_WRITEONLY AM_BASE_MEMBER(boxer_state, m_sprite_ram) + AM_RANGE(0x1f00, 0x1fff) AM_WRITE(watchdog_reset_w) + AM_RANGE(0x3000, 0x3fff) AM_ROM +ADDRESS_MAP_END + + +/************************************* + * + * Input ports + * + *************************************/ + +static INPUT_PORTS_START( boxer ) + PORT_START("IN0") + 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("IN1") + 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("IN2") + 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("STICK0_X") + 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("STICK0_Y") + 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("PADDLE0") + 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("STICK1_X") + 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("STICK1_Y") + 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("PADDLE1") + 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("IN3") + 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 + + +/************************************* + * + * Graphics definitions + * + *************************************/ + +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( "gfx1", 0, sprite_layout, 0, 1 ) + GFXDECODE_ENTRY( "gfx2", 0, sprite_layout, 0, 1 ) + GFXDECODE_ENTRY( "gfx3", 0, tile_layout, 2, 1 ) +GFXDECODE_END + + +/************************************* + * + * Machine driver + * + *************************************/ + +static MACHINE_START( boxer ) +{ + boxer_state *state = machine.driver_data<boxer_state>(); + + state->m_maincpu = machine.device("maincpu"); + + state->save_item(NAME(state->m_pot_state)); + state->save_item(NAME(state->m_pot_latch)); +} + +static MACHINE_RESET( boxer ) +{ + boxer_state *state = machine.driver_data<boxer_state>(); + machine.scheduler().timer_set(machine.primary_screen->time_until_pos(0), FUNC(periodic_callback)); + + state->m_pot_state = 0; + state->m_pot_latch = 0; +} + + +static MACHINE_CONFIG_START( boxer, boxer_state ) + + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", M6502, MASTER_CLOCK / 16) + MCFG_CPU_PROGRAM_MAP(boxer_map) + + MCFG_MACHINE_START(boxer) + MCFG_MACHINE_RESET(boxer) + + /* video hardware */ + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(60) + MCFG_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) + MCFG_SCREEN_SIZE(256, 262) + MCFG_SCREEN_VISIBLE_AREA(8, 247, 0, 239) + MCFG_SCREEN_UPDATE(boxer) + + MCFG_GFXDECODE(boxer) + MCFG_PALETTE_LENGTH(4) + MCFG_PALETTE_INIT(boxer) + + /* sound hardware */ +MACHINE_CONFIG_END + + +/************************************* + * + * ROM definition + * + *************************************/ + +ROM_START( boxer ) + ROM_REGION( 0x4000, "maincpu", 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, "gfx1", 0 ) /* lower boxer */ + ROM_LOAD( "bx137l.c8", 0x0000, 0x0400, CRC(e91f2048) SHA1(64039d07557e210aa4f6663cd7e72814cb881310) ) + + ROM_REGION( 0x0400, "gfx2", 0 ) /* upper boxer */ + ROM_LOAD( "bx137u.m8", 0x0000, 0x0400, CRC(e4fee386) SHA1(79b70aca4a92c56363689a363b643d46294d3e88) ) + + ROM_REGION( 0x0400, "gfx3", 0 ) /* tiles */ + ROM_LOAD( "9417.k2", 0x0000, 0x0400, CRC(7e3d22cf) SHA1(92e6bbe049dc8fcd674f2ff96cde3786f714508d) ) + + ROM_REGION( 0x0200, "user1", 0 ) /* lower boxer map */ + ROM_LOAD( "bx115l.b7", 0x0000, 0x0200, CRC(31f2234f) SHA1(d53f3a1d0db3cf3024de61ef64f76c6dfdf6861c) ) + + ROM_REGION( 0x0200, "user2", 0 ) /* upper boxer map */ + ROM_LOAD( "bx115u.l7", 0x0000, 0x0200, CRC(124d3f24) SHA1(09fab2ae218b8584c0e3c8e02f5680ce083a33d6) ) + + ROM_REGION( 0x0100, "proms", 0 ) /* sync prom */ + ROM_LOAD( "9402.m3", 0x0000, 0x0100, CRC(00e224a0) SHA1(1a384ef488791c62566c91b18d6a1fb4a5def2ba) ) +ROM_END + + +/************************************* + * + * Game driver + * + *************************************/ + +GAME( 1978, boxer, 0, boxer, boxer, 0, 0, "Atari", "Boxer (prototype)", GAME_NO_SOUND ) |