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Diffstat (limited to 'src/mame/drivers/wolfpack.c')
-rw-r--r--src/mame/drivers/wolfpack.c425
1 files changed, 425 insertions, 0 deletions
diff --git a/src/mame/drivers/wolfpack.c b/src/mame/drivers/wolfpack.c
new file mode 100644
index 00000000000..986ff3820b9
--- /dev/null
+++ b/src/mame/drivers/wolfpack.c
@@ -0,0 +1,425 @@
+/***************************************************************************
+
+Atari Wolf Pack (prototype) driver
+
+***************************************************************************/
+
+#include "driver.h"
+#include "sound/s14001a.h"
+
+static struct S14001A_interface wolfpack_s14001a_interface =
+{
+ REGION_SOUND1 /* voice data region */
+};
+
+extern int wolfpack_collision;
+
+extern UINT8* wolfpack_alpha_num_ram;
+
+extern VIDEO_UPDATE( wolfpack );
+extern VIDEO_START( wolfpack );
+extern VIDEO_EOF( wolfpack );
+
+extern WRITE8_HANDLER( wolfpack_video_invert_w );
+extern WRITE8_HANDLER( wolfpack_ship_reflect_w );
+extern WRITE8_HANDLER( wolfpack_pt_pos_select_w );
+extern WRITE8_HANDLER( wolfpack_pt_horz_w );
+extern WRITE8_HANDLER( wolfpack_pt_pic_w );
+extern WRITE8_HANDLER( wolfpack_ship_h_w );
+extern WRITE8_HANDLER( wolfpack_torpedo_pic_w );
+extern WRITE8_HANDLER( wolfpack_ship_size_w );
+extern WRITE8_HANDLER( wolfpack_ship_h_precess_w );
+extern WRITE8_HANDLER( wolfpack_ship_pic_w );
+extern WRITE8_HANDLER( wolfpack_torpedo_h_w );
+extern WRITE8_HANDLER( wolfpack_torpedo_v_w );
+
+
+static TIMER_CALLBACK( periodic_callback )
+{
+ int scanline = param;
+
+ cpunum_set_input_line(0, INPUT_LINE_NMI, PULSE_LINE);
+
+ scanline += 64;
+
+ if (scanline >= 262)
+ {
+ scanline = 0;
+ }
+
+ timer_set(video_screen_get_time_until_pos(0, scanline, 0), scanline, periodic_callback);
+}
+
+
+static MACHINE_RESET( wolfpack )
+{
+ timer_set(video_screen_get_time_until_pos(0, 0, 0), 0, periodic_callback);
+}
+
+
+static PALETTE_INIT( wolfpack )
+{
+ int i;
+
+ palette_set_color(machine, 0, MAKE_RGB(0x00, 0x00, 0x00));
+ palette_set_color(machine, 1, MAKE_RGB(0xc1, 0xc1, 0xc1));
+ palette_set_color(machine, 2, MAKE_RGB(0x81, 0x81, 0x81));
+ palette_set_color(machine, 3, MAKE_RGB(0x48, 0x48, 0x48));
+
+ for (i = 0; i < 4; i++)
+ {
+ rgb_t color = palette_get_color(machine, i);
+
+ palette_set_color_rgb(machine, 4 + i,
+ RGB_RED(color) < 0xb8 ? RGB_RED(color) + 0x48 : 0xff,
+ RGB_GREEN(color) < 0xb8 ? RGB_GREEN(color) + 0x48 : 0xff,
+ RGB_BLUE(color) < 0xb8 ? RGB_BLUE(color) + 0x48 : 0xff);
+ }
+
+ colortable[0] = 0;
+ colortable[1] = 1;
+ colortable[2] = 1;
+ colortable[3] = 0;
+ colortable[4] = 0;
+ colortable[5] = 2;
+ colortable[6] = 0;
+ colortable[7] = 3;
+}
+
+
+static READ8_HANDLER( wolfpack_input_r )
+{
+ UINT8 val = readinputport(0);
+
+ if (((readinputport(2) + 0) / 2) & 1)
+ {
+ val |= 1;
+ }
+ if (((readinputport(2) + 1) / 2) & 1)
+ {
+ val |= 2;
+ }
+
+ return val;
+}
+
+
+static READ8_HANDLER( wolfpack_misc_r )
+{
+ UINT8 val = 0;
+
+ /* BIT0 => SPEECH BUSY */
+ /* BIT1 => COMP SIREN */
+ /* BIT2 => SPARE */
+ /* BIT3 => SPARE */
+ /* BIT4 => COL DETECT */
+ /* BIT5 => UNUSED */
+ /* BIT6 => UNUSED */
+ /* BIT7 => VBLANK */
+
+ if (!S14001A_bsy_0_r())
+ {
+ val |= 0x01;
+ }
+ if (!wolfpack_collision)
+ {
+ val |= 0x10;
+ }
+ if (video_screen_get_vpos(0) >= 240)
+ {
+ val |= 0x80;
+ }
+
+ return val;
+}
+
+
+static WRITE8_HANDLER( wolfpack_high_explo_w ) { }
+static WRITE8_HANDLER( wolfpack_sonar_ping_w ) {}
+static WRITE8_HANDLER( wolfpack_sirlat_w ) {}
+static WRITE8_HANDLER( wolfpack_pt_sound_w ) {}
+static WRITE8_HANDLER( wolfpack_launch_torpedo_w ) {}
+static WRITE8_HANDLER( wolfpack_low_explo_w ) {}
+static WRITE8_HANDLER( wolfpack_screw_cont_w ) {}
+static WRITE8_HANDLER( wolfpack_lamp_flash_w ) {}
+static WRITE8_HANDLER( wolfpack_warning_light_w ) {}
+static WRITE8_HANDLER( wolfpack_audamp_w ) {}
+
+static WRITE8_HANDLER( wolfpack_word_w )
+{
+ /* latch word from bus into temp register, and place on s14001a input bus */
+ /* there is no real need for a temp register at all, since the bus 'register' acts as one */
+ S14001A_reg_0_w(data & 0x1f); /* SA0 (IN5) is pulled low according to the schematic, so its 0x1f and not 0x3f as one would expect */
+}
+
+static WRITE8_HANDLER( wolfpack_start_speech_w )
+{
+ S14001A_set_volume(15); /* hack, should be executed just once during game init, or defaulted to this in the s14001a core */
+ S14001A_rst_0_w(data&1);
+}
+
+
+static WRITE8_HANDLER( wolfpack_attract_w )
+{
+ coin_lockout_global_w(!(data & 1));
+}
+
+
+static WRITE8_HANDLER( wolfpack_credit_w )
+{
+ set_led_status(0, !(data & 1));
+}
+
+
+static WRITE8_HANDLER( wolfpack_coldetres_w )
+{
+ wolfpack_collision = 0;
+}
+
+
+static ADDRESS_MAP_START( wolfpack_readmem, ADDRESS_SPACE_PROGRAM, 8 )
+ AM_RANGE(0x0000, 0x00ff) AM_READ(MRA8_RAM) AM_MIRROR(0x100)
+ AM_RANGE(0x1000, 0x1000) AM_READ(wolfpack_input_r)
+ AM_RANGE(0x2000, 0x2000) AM_READ(wolfpack_misc_r)
+ AM_RANGE(0x3000, 0x3000) AM_READ(input_port_1_r)
+ AM_RANGE(0x7000, 0x7fff) AM_READ(MRA8_ROM)
+ AM_RANGE(0x9000, 0x9000) AM_READ(MRA8_NOP) /* debugger ROM location? */
+ AM_RANGE(0xf000, 0xffff) AM_READ(MRA8_ROM)
+ADDRESS_MAP_END
+
+
+static ADDRESS_MAP_START( wolfpack_writemem, ADDRESS_SPACE_PROGRAM, 8 )
+ AM_RANGE(0x0000, 0x00ff) AM_WRITE(MWA8_RAM) AM_MIRROR(0x100)
+ AM_RANGE(0x1000, 0x10ff) AM_WRITE(MWA8_RAM) AM_BASE(&wolfpack_alpha_num_ram)
+ AM_RANGE(0x2000, 0x2000) AM_WRITE(wolfpack_high_explo_w)
+ AM_RANGE(0x2001, 0x2001) AM_WRITE(wolfpack_sonar_ping_w)
+ AM_RANGE(0x2002, 0x2002) AM_WRITE(wolfpack_sirlat_w)
+ AM_RANGE(0x2003, 0x2003) AM_WRITE(wolfpack_pt_sound_w)
+ AM_RANGE(0x2004, 0x2004) AM_WRITE(wolfpack_start_speech_w)
+ AM_RANGE(0x2005, 0x2005) AM_WRITE(wolfpack_launch_torpedo_w)
+ AM_RANGE(0x2006, 0x2006) AM_WRITE(wolfpack_low_explo_w)
+ AM_RANGE(0x2007, 0x2007) AM_WRITE(wolfpack_screw_cont_w)
+ AM_RANGE(0x2008, 0x2008) AM_WRITE(wolfpack_video_invert_w)
+ AM_RANGE(0x2009, 0x2009) AM_WRITE(wolfpack_ship_reflect_w)
+ AM_RANGE(0x200a, 0x200a) AM_WRITE(wolfpack_lamp_flash_w)
+ AM_RANGE(0x200c, 0x200c) AM_WRITE(wolfpack_credit_w)
+ AM_RANGE(0x200d, 0x200d) AM_WRITE(wolfpack_attract_w)
+ AM_RANGE(0x200e, 0x200e) AM_WRITE(wolfpack_pt_pos_select_w)
+ AM_RANGE(0x200f, 0x200f) AM_WRITE(wolfpack_warning_light_w)
+ AM_RANGE(0x3000, 0x3000) AM_WRITE(wolfpack_audamp_w)
+ AM_RANGE(0x3001, 0x3001) AM_WRITE(wolfpack_pt_horz_w)
+ AM_RANGE(0x3003, 0x3003) AM_WRITE(wolfpack_pt_pic_w)
+ AM_RANGE(0x3004, 0x3004) AM_WRITE(wolfpack_word_w)
+ AM_RANGE(0x3007, 0x3007) AM_WRITE(wolfpack_coldetres_w)
+ AM_RANGE(0x4000, 0x4000) AM_WRITE(wolfpack_ship_h_w)
+ AM_RANGE(0x4001, 0x4001) AM_WRITE(wolfpack_torpedo_pic_w)
+ AM_RANGE(0x4002, 0x4002) AM_WRITE(wolfpack_ship_size_w)
+ AM_RANGE(0x4003, 0x4003) AM_WRITE(wolfpack_ship_h_precess_w)
+ AM_RANGE(0x4004, 0x4004) AM_WRITE(wolfpack_ship_pic_w)
+ AM_RANGE(0x4005, 0x4005) AM_WRITE(wolfpack_torpedo_h_w)
+ AM_RANGE(0x4006, 0x4006) AM_WRITE(wolfpack_torpedo_v_w)
+ AM_RANGE(0x5000, 0x5fff) AM_WRITE(watchdog_reset_w)
+ AM_RANGE(0x7000, 0x7fff) AM_WRITE(MWA8_ROM)
+ AM_RANGE(0xf000, 0xffff) AM_WRITE(MWA8_ROM)
+ADDRESS_MAP_END
+
+
+static INPUT_PORTS_START( wolfpack )
+
+ PORT_START
+ PORT_BIT ( 0x03, IP_ACTIVE_HIGH, IPT_UNUSED ) /* dial connects here */
+ PORT_BIT ( 0x04, IP_ACTIVE_LOW, IPT_TILT )
+ PORT_BIT ( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 )
+ PORT_SERVICE( 0x10, IP_ACTIVE_HIGH )
+ PORT_BIT ( 0x20, IP_ACTIVE_HIGH, IPT_START1 )
+ PORT_BIT ( 0x40, IP_ACTIVE_LOW, IPT_COIN1 )
+ PORT_BIT ( 0x80, IP_ACTIVE_LOW, IPT_COIN2 )
+
+ PORT_START
+ PORT_DIPNAME( 0x03, 0x01, DEF_STR( Coinage ) )
+ PORT_DIPSETTING( 0x03, DEF_STR( 4C_1C ) )
+ PORT_DIPSETTING( 0x02, DEF_STR( 2C_1C ) )
+ PORT_DIPSETTING( 0x01, DEF_STR( 1C_1C ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Free_Play ) )
+ PORT_DIPNAME( 0x04, 0x00, "Extended Play" )
+ PORT_DIPSETTING( 0x04, DEF_STR( No ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( Yes ) )
+ PORT_DIPNAME( 0x18, 0x08, "Play Time" )
+ PORT_DIPSETTING( 0x00, "65 seconds" )
+ PORT_DIPSETTING( 0x08, "97 seconds" )
+ PORT_DIPSETTING( 0x10, "130 seconds" )
+ PORT_DIPSETTING( 0x18, "160 seconds" )
+ PORT_DIPNAME( 0x20, 0x00, DEF_STR( Unknown ) ) /* demo sound? */
+ PORT_DIPSETTING( 0x20, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0xc0, 0x80, "Score for Extended Play" )
+ PORT_DIPSETTING( 0x00, "8000" )
+ PORT_DIPSETTING( 0x40, "12000" )
+ PORT_DIPSETTING( 0x80, "16000" )
+ PORT_DIPSETTING( 0xc0, "20000" )
+
+ PORT_START
+ PORT_BIT( 0xff, 0x00, IPT_DIAL ) PORT_SENSITIVITY(30) PORT_KEYDELTA(5)
+INPUT_PORTS_END
+
+
+static const gfx_layout tile_layout =
+{
+ 16, 8,
+ 64,
+ 1,
+ { 0 },
+ {
+ 0x7, 0x7, 0x6, 0x6, 0x5, 0x5, 0x4, 0x4,
+ 0xf, 0xf, 0xe, 0xe, 0xd, 0xd, 0xc, 0xc
+ },
+ {
+ 0x70, 0x60, 0x50, 0x40, 0x30, 0x20, 0x10, 0x00
+ },
+ 0x80
+};
+
+static const UINT32 ship_layout_xoffset[64] =
+{
+ 0x04, 0x05, 0x06, 0x07, 0x0c, 0x0d, 0x0e, 0x0f,
+ 0x14, 0x15, 0x16, 0x17, 0x1c, 0x1d, 0x1e, 0x1f,
+ 0x24, 0x25, 0x26, 0x27, 0x2c, 0x2d, 0x2e, 0x2f,
+ 0x34, 0x35, 0x36, 0x37, 0x3c, 0x3d, 0x3e, 0x3f,
+ 0x44, 0x45, 0x46, 0x47, 0x4c, 0x4d, 0x4e, 0x4f,
+ 0x54, 0x55, 0x56, 0x57, 0x5c, 0x5d, 0x5e, 0x5f,
+ 0x64, 0x65, 0x66, 0x67, 0x6c, 0x6d, 0x6e, 0x6f,
+ 0x74, 0x75, 0x76, 0x77, 0x7c, 0x7d, 0x7e, 0x7f
+};
+
+static const gfx_layout ship_layout =
+{
+ 64, 16,
+ 16,
+ 1,
+ { 0 },
+ EXTENDED_XOFFS,
+ {
+ 0x780, 0x700, 0x680, 0x600, 0x580, 0x500, 0x480, 0x400,
+ 0x380, 0x300, 0x280, 0x200, 0x180, 0x100, 0x080, 0x000
+ },
+ 0x800,
+ ship_layout_xoffset,
+ NULL
+};
+
+static const UINT32 pt_layout_xoffset[64] =
+ {
+ 0x3f, 0x3f, 0x3e, 0x3e, 0x3d, 0x3d, 0x3c, 0x3c,
+ 0x37, 0x37, 0x36, 0x36, 0x35, 0x35, 0x34, 0x34,
+ 0x2f, 0x2f, 0x2e, 0x2e, 0x2d, 0x2d, 0x2c, 0x2c,
+ 0x27, 0x27, 0x26, 0x26, 0x25, 0x25, 0x24, 0x24,
+ 0x1f, 0x1f, 0x1e, 0x1e, 0x1d, 0x1d, 0x1c, 0x1c,
+ 0x17, 0x17, 0x16, 0x16, 0x15, 0x15, 0x14, 0x14,
+ 0x0f, 0x0f, 0x0e, 0x0e, 0x0d, 0x0d, 0x0c, 0x0c,
+ 0x07, 0x07, 0x06, 0x06, 0x05, 0x05, 0x04, 0x04
+ };
+
+static const gfx_layout pt_layout =
+{
+ 64, 8,
+ 16,
+ 1,
+ { 0 },
+ EXTENDED_XOFFS,
+ { 0x000, 0x040, 0x080, 0x0c0, 0x100, 0x140, 0x180, 0x1c0 },
+ 0x200,
+ pt_layout_xoffset,
+ NULL
+};
+
+
+static const gfx_layout torpedo_layout =
+{
+ 16, 32,
+ 16,
+ 1,
+ { 0 },
+ {
+ 0x4, 0x4, 0x5, 0x5, 0x6, 0x6, 0x7, 0x7,
+ 0xc, 0xc, 0xd, 0xd, 0xe, 0xe, 0xf, 0xf
+ },
+ {
+ 0x000, 0x010, 0x020, 0x030, 0x040, 0x050, 0x060, 0x070,
+ 0x080, 0x090, 0x0a0, 0x0b0, 0x0c0, 0x0d0, 0x0e0, 0x0f0,
+ 0x100, 0x110, 0x120, 0x130, 0x140, 0x150, 0x160, 0x170,
+ 0x180, 0x190, 0x1a0, 0x1b0, 0x1c0, 0x1d0, 0x1e0, 0x1f0
+ },
+ 0x0200
+};
+
+
+static GFXDECODE_START( wolfpack )
+ GFXDECODE_ENTRY( REGION_GFX1, 0, tile_layout, 0, 2 )
+ GFXDECODE_ENTRY( REGION_GFX2, 0, ship_layout, 6, 1 )
+ GFXDECODE_ENTRY( REGION_GFX3, 0, pt_layout, 0, 1 )
+ GFXDECODE_ENTRY( REGION_GFX4, 0, torpedo_layout, 4, 1 )
+GFXDECODE_END
+
+
+static MACHINE_DRIVER_START(wolfpack)
+ MDRV_SPEAKER_STANDARD_MONO("mono")
+
+ /* basic machine hardware */
+ MDRV_CPU_ADD(M6502, 12096000 / 16)
+ MDRV_CPU_PROGRAM_MAP(wolfpack_readmem, wolfpack_writemem)
+
+ MDRV_SCREEN_REFRESH_RATE(60)
+
+ /* video hardware */
+ MDRV_MACHINE_RESET(wolfpack)
+
+ MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER)
+ MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16)
+ MDRV_SCREEN_SIZE(512, 262)
+ MDRV_SCREEN_VISIBLE_AREA(0, 511, 16, 239)
+ MDRV_GFXDECODE(wolfpack)
+ MDRV_PALETTE_LENGTH(8)
+ MDRV_COLORTABLE_LENGTH(8)
+ MDRV_PALETTE_INIT(wolfpack)
+ MDRV_VIDEO_START(wolfpack)
+ MDRV_VIDEO_UPDATE(wolfpack)
+ MDRV_VIDEO_EOF(wolfpack)
+
+ /* sound hardware */
+ MDRV_SOUND_ADD(S14001A, 20000) /* RC Clock (C=100pf, R=470K-670K ohms, adjustable) ranging from 14925.37313hz to 21276.59574hz, likely factory set to 20000hz since anything below 19500 is too slow */
+ MDRV_SOUND_CONFIG(wolfpack_s14001a_interface)
+ MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50)
+MACHINE_DRIVER_END
+
+
+ROM_START( wolfpack )
+ ROM_REGION( 0x10000, REGION_CPU1, 0 )
+ ROM_LOAD_NIB_LOW ( "30285.e3", 0x7000, 0x0800, CRC(b4d30b33) SHA1(46645c227828632b57244bdccad455e1831b5273) )
+ ROM_RELOAD ( 0xF000, 0x0800 )
+ ROM_LOAD_NIB_HIGH( "30287.g3", 0x7000, 0x0800, CRC(c6300dc9) SHA1(6a0ec0bfa6ad4c870aa6f21bfde094da6975b58b) )
+ ROM_RELOAD ( 0xF000, 0x0800 )
+ ROM_LOAD_NIB_LOW ( "30286.f3", 0x7800, 0x0800, CRC(17dce9e8) SHA1(9c7bac1aa676548dc7908f1518efd58c72645ab7) )
+ ROM_RELOAD ( 0xF800, 0x0800 )
+ ROM_LOAD_NIB_HIGH( "30288.h3", 0x7800, 0x0800, CRC(b80ab7b6) SHA1(f2ede98ac5337064499ae2262a8a81f83505bd66) )
+ ROM_RELOAD ( 0xF800, 0x0800 )
+
+ ROM_REGION( 0x0400, REGION_GFX1, ROMREGION_DISPOSE )
+ ROM_LOAD( "30291.c1", 0x0000, 0x0400, CRC(7e3d22cf) SHA1(92e6bbe049dc8fcd674f2ff96cde3786f714508d) )
+
+ ROM_REGION( 0x1000, REGION_GFX2, ROMREGION_DISPOSE )
+ ROM_LOAD( "30289.j6", 0x0000, 0x0800, CRC(f63e5629) SHA1(d64f19fc62060d395df5bb8663a7694a23b0aa2e) )
+ ROM_LOAD( "30290.k6", 0x0800, 0x0800, CRC(70d5430e) SHA1(d512fc3bb0cf0816a1c987f7188c4b331303347f) )
+
+ ROM_REGION( 0x0400, REGION_GFX3, ROMREGION_DISPOSE )
+ ROM_LOAD( "30294.p4", 0x0000, 0x0400, CRC(ea93f4b9) SHA1(48b4e0136f5349eb53fea7127a969d87457d70f9) )
+
+ ROM_REGION( 0x0400, REGION_GFX4, ROMREGION_DISPOSE )
+ ROM_LOAD( "30293.m6", 0x0000, 0x0400, CRC(11900d47) SHA1(2dcb3c3488a5e9ed7f1751649f8dc25696f0f57a) )
+
+ ROM_REGION( 0x0800, REGION_SOUND1, 0 ) /* voice data */
+ ROM_LOAD_NIB_LOW ( "30863.r1", 0x0000, 0x0800, CRC(3f779f13) SHA1(8ed8a1bf680e8277066416f467388e3875e8cbbd) )
+ ROM_LOAD_NIB_HIGH( "30864.r3", 0x0000, 0x0800, CRC(c4a58d1d) SHA1(a2ba9354b99c739bbfa94458d671c109be163ca0) )
+ROM_END
+
+
+GAME( 1978, wolfpack, 0, wolfpack, wolfpack, 0, ORIENTATION_FLIP_Y, "Atari", "Wolf Pack (prototype)", GAME_IMPERFECT_SOUND )