diff options
Diffstat (limited to 'src/mame/drivers/alg.c')
-rw-r--r-- | src/mame/drivers/alg.c | 863 |
1 files changed, 863 insertions, 0 deletions
diff --git a/src/mame/drivers/alg.c b/src/mame/drivers/alg.c new file mode 100644 index 00000000000..e6ec61d464b --- /dev/null +++ b/src/mame/drivers/alg.c @@ -0,0 +1,863 @@ +/************************************************************************************** + + American Laser Game Hardware + + Amiga 500 + sony ldp1450 laserdisc palyer + + Games Supported: + + Mad Dog McCree [3 versions] + Who Shot Johnny Rock? [2 versions] + Mad Dog II: The Lost Gold [2 versions] + Space Pirates + Gallagher's Gallery + Crime Patrol + Crime Patrol 2: Drug Wars [2 versions] + The Last Bounty Hunter + Fast Draw Showdown + Platoon + Zorton Brothers (Los Justicieros) + +**************************************************************************************/ + +#include "driver.h" +#include "render.h" +#include "includes/amiga.h" +#include "machine/laserdsc.h" + + +static laserdisc_info *discinfo; +static emu_timer *serial_timer; +static UINT8 serial_timer_active; +static UINT16 input_select; + +static render_texture *video_texture; +static render_texture *overlay_texture; + +static void video_cleanup(running_machine *machine); +static TIMER_CALLBACK( response_timer ); + + + +/************************************* + * + * Lightgun reading + * + *************************************/ + +static int get_lightgun_pos(int player, int *x, int *y) +{ + int xpos = readinputportbytag_safe((player == 0) ? "GUN1X" : "GUN2X", -1); + int ypos = readinputportbytag_safe((player == 0) ? "GUN1Y" : "GUN2Y", -1); + + if (xpos == -1 || ypos == -1) + return FALSE; + + *x = Machine->screen[0].visarea.min_x + xpos * (Machine->screen[0].visarea.max_x - Machine->screen[0].visarea.min_x + 1) / 255; + *y = Machine->screen[0].visarea.min_y + ypos * (Machine->screen[0].visarea.max_y - Machine->screen[0].visarea.min_y + 1) / 255; + return TRUE; +} + + + +/************************************* + * + * Video startup + * + *************************************/ + +static VIDEO_START( alg ) +{ + /* reset our globals */ + video_texture = NULL; + overlay_texture = NULL; + + /* configure for cleanup */ + add_exit_callback(machine, video_cleanup); + + /* standard video start */ + video_start_amiga(machine); + + /* configure pen 4096 as transparent in the renderer and use it for the genlock color */ + render_container_set_palette_alpha(render_container_get_screen(0), 4096, 0x00); + amiga_set_genlock_color(4096); +} + + +static void video_cleanup(running_machine *machine) +{ + if (video_texture != NULL) + render_texture_free(video_texture); + if (overlay_texture != NULL) + render_texture_free(overlay_texture); +} + + + +/************************************* + * + * Video update + * + *************************************/ + +static VIDEO_UPDATE( alg ) +{ + /* composite the video */ + if (!video_skip_this_frame()) + { + mame_bitmap *vidbitmap; + rectangle fixedvis = machine->screen[screen].visarea; + fixedvis.max_x++; + fixedvis.max_y++; + + /* first lay down the video data */ + laserdisc_get_video(discinfo, &vidbitmap); + if (video_texture == NULL) + video_texture = render_texture_alloc(NULL, NULL); + render_texture_set_bitmap(video_texture, vidbitmap, NULL, 0, TEXFORMAT_YUY16); + + /* then overlay the Amiga video */ + if (overlay_texture == NULL) + overlay_texture = render_texture_alloc(NULL, NULL); + render_texture_set_bitmap(overlay_texture, tmpbitmap, &fixedvis, 0, TEXFORMAT_PALETTEA16); + + /* add both quads to the screen */ + render_container_empty(render_container_get_screen(screen)); + render_screen_add_quad(screen, 0.0f, 0.0f, 1.0f, 1.0f, MAKE_ARGB(0xff,0xff,0xff,0xff), video_texture, PRIMFLAG_BLENDMODE(BLENDMODE_NONE) | PRIMFLAG_SCREENTEX(1)); + render_screen_add_quad(screen, 0.0f, 0.0f, 1.0f, 1.0f, MAKE_ARGB(0xff,0xff,0xff,0xff), overlay_texture, PRIMFLAG_BLENDMODE(BLENDMODE_ALPHA) | PRIMFLAG_SCREENTEX(1)); + } + + /* display disc information */ + if (discinfo != NULL) + popmessage("%s", laserdisc_describe_state(discinfo)); + + return 0; +} + + + +/************************************* + * + * Machine start/reset + * + *************************************/ + +static MACHINE_START( alg ) +{ + discinfo = laserdisc_init(LASERDISC_TYPE_LDP1450, get_disk_handle(0), 1); + serial_timer = timer_alloc(response_timer); + serial_timer_active = FALSE; +} + + +static MACHINE_RESET( alg ) +{ + machine_reset_amiga(machine); + laserdisc_reset(discinfo, 0); +} + + + +/************************************* + * + * Laserdisc communication + * + *************************************/ + +static TIMER_CALLBACK( response_timer ) +{ + /* if we still have data to send, do it now */ + if (laserdisc_line_r(discinfo, LASERDISC_LINE_DATA_AVAIL) == ASSERT_LINE) + { + UINT8 data = laserdisc_data_r(discinfo); + if (data != 0x0a) + mame_printf_debug("Sending serial data = %02X\n", data); + amiga_serial_in_w(data); + } + + /* if there's more to come, set another timer */ + if (laserdisc_line_r(discinfo, LASERDISC_LINE_DATA_AVAIL) == ASSERT_LINE) + timer_adjust(serial_timer, amiga_get_serial_char_period(), 0, attotime_zero); + else + serial_timer_active = FALSE; +} + + +static void vsync_callback(void) +{ + /* only clock the disc every other frame */ + laserdisc_vsync(discinfo); + + /* if we have data available, set a timer to read it */ + if (!serial_timer_active && laserdisc_line_r(discinfo, LASERDISC_LINE_DATA_AVAIL) == ASSERT_LINE) + { + timer_adjust(serial_timer, amiga_get_serial_char_period(), 0, attotime_zero); + serial_timer_active = TRUE; + } +} + + +static void serial_w(UINT16 data) +{ + /* write to the laserdisc player */ + laserdisc_data_w(discinfo, data & 0xff); + + /* if we have data available, set a timer to read it */ + if (!serial_timer_active && laserdisc_line_r(discinfo, LASERDISC_LINE_DATA_AVAIL) == ASSERT_LINE) + { + timer_adjust(serial_timer, amiga_get_serial_char_period(), 0, attotime_zero); + serial_timer_active = TRUE; + } +} + + + +/************************************* + * + * I/O ports + * + *************************************/ + +static void alg_potgo_w(UINT16 data) +{ + /* bit 15 controls whether pin 9 is input/output */ + /* bit 14 controls the value, which selects which player's controls to read */ + input_select = (data & 0x8000) ? ((data >> 14) & 1) : 0; +} + + +static UINT32 lightgun_pos_r(void *param) +{ + int x = 0, y = 0; + + /* get the position based on the input select */ + get_lightgun_pos(input_select, &x, &y); + return (y << 8) | (x >> 2); +} + + +static UINT32 lightgun_trigger_r(void *param) +{ + /* read the trigger control based on the input select */ + return (readinputportbytag("TRIGGERS") >> input_select) & 1; +} + + +static UINT32 lightgun_holster_r(void *param) +{ + /* read the holster control based on the input select */ + return (readinputportbytag("TRIGGERS") >> (2 + input_select)) & 1; +} + + + +/************************************* + * + * CIA port accesses + * + *************************************/ + +static void alg_cia_0_porta_w(UINT8 data) +{ + /* switch banks as appropriate */ + memory_set_bank(1, data & 1); + + /* swap the write handlers between ROM and bank 1 based on the bit */ + if ((data & 1) == 0) + /* overlay disabled, map RAM on 0x000000 */ + memory_install_write16_handler(0, ADDRESS_SPACE_PROGRAM, 0x000000, 0x07ffff, 0, 0, MWA16_BANK1); + + else + /* overlay enabled, map Amiga system ROM on 0x000000 */ + memory_install_write16_handler(0, ADDRESS_SPACE_PROGRAM, 0x000000, 0x07ffff, 0, 0, MWA16_ROM); +} + + +static UINT8 alg_cia_0_porta_r(void) +{ + return readinputportbytag("FIRE") | 0x3f; +} + + +static UINT8 alg_cia_0_portb_r(void) +{ + logerror("%06x:alg_cia_0_portb_r\n", activecpu_get_pc()); + return 0xff; +} + + +static void alg_cia_0_portb_w(UINT8 data) +{ + /* parallel port */ + logerror("%06x:alg_cia_0_portb_w(%02x)\n", activecpu_get_pc(), data); +} + + +static UINT8 alg_cia_1_porta_r(void) +{ + logerror("%06x:alg_cia_1_porta_r\n", activecpu_get_pc()); + return 0xff; +} + + +static void alg_cia_1_porta_w(UINT8 data) +{ + logerror("%06x:alg_cia_1_porta_w(%02x)\n", activecpu_get_pc(), data); +} + + + +/************************************* + * + * Memory map + * + *************************************/ + +static ADDRESS_MAP_START( main_map_r1, ADDRESS_SPACE_PROGRAM, 16 ) + ADDRESS_MAP_FLAGS( AMEF_UNMAP(1) ) + AM_RANGE(0x000000, 0x07ffff) AM_RAMBANK(1) AM_BASE(&amiga_chip_ram) AM_SIZE(&amiga_chip_ram_size) + AM_RANGE(0xbfd000, 0xbfefff) AM_READWRITE(amiga_cia_r, amiga_cia_w) + AM_RANGE(0xc00000, 0xdfffff) AM_READWRITE(amiga_custom_r, amiga_custom_w) AM_BASE(&amiga_custom_regs) + AM_RANGE(0xe80000, 0xe8ffff) AM_READWRITE(amiga_autoconfig_r, amiga_autoconfig_w) + AM_RANGE(0xfc0000, 0xffffff) AM_ROM AM_REGION(REGION_USER1, 0) /* System ROM */ + + AM_RANGE(0xf00000, 0xf1ffff) AM_ROM AM_REGION(REGION_USER2, 0) /* Custom ROM */ + AM_RANGE(0xf54000, 0xf55fff) AM_RAM AM_BASE(&generic_nvram16) AM_SIZE(&generic_nvram_size) +ADDRESS_MAP_END + + +static ADDRESS_MAP_START( main_map_r2, ADDRESS_SPACE_PROGRAM, 16 ) + ADDRESS_MAP_FLAGS( AMEF_UNMAP(1) ) + AM_RANGE(0x000000, 0x07ffff) AM_RAMBANK(1) AM_BASE(&amiga_chip_ram) AM_SIZE(&amiga_chip_ram_size) + AM_RANGE(0xbfd000, 0xbfefff) AM_READWRITE(amiga_cia_r, amiga_cia_w) + AM_RANGE(0xc00000, 0xdfffff) AM_READWRITE(amiga_custom_r, amiga_custom_w) AM_BASE(&amiga_custom_regs) + AM_RANGE(0xe80000, 0xe8ffff) AM_READWRITE(amiga_autoconfig_r, amiga_autoconfig_w) + AM_RANGE(0xfc0000, 0xffffff) AM_ROM AM_REGION(REGION_USER1, 0) /* System ROM */ + + AM_RANGE(0xf00000, 0xf3ffff) AM_ROM AM_REGION(REGION_USER2, 0) /* Custom ROM */ + AM_RANGE(0xf7c000, 0xf7dfff) AM_RAM AM_BASE(&generic_nvram16) AM_SIZE(&generic_nvram_size) +ADDRESS_MAP_END + + +static ADDRESS_MAP_START( main_map_picmatic, ADDRESS_SPACE_PROGRAM, 16 ) + ADDRESS_MAP_FLAGS( AMEF_UNMAP(1) ) + AM_RANGE(0x000000, 0x07ffff) AM_RAMBANK(1) AM_BASE(&amiga_chip_ram) AM_SIZE(&amiga_chip_ram_size) + AM_RANGE(0xbfd000, 0xbfefff) AM_READWRITE(amiga_cia_r, amiga_cia_w) + AM_RANGE(0xc00000, 0xdfffff) AM_READWRITE(amiga_custom_r, amiga_custom_w) AM_BASE(&amiga_custom_regs) + AM_RANGE(0xe80000, 0xe8ffff) AM_READWRITE(amiga_autoconfig_r, amiga_autoconfig_w) + AM_RANGE(0xfc0000, 0xffffff) AM_ROM AM_REGION(REGION_USER1, 0) /* System ROM */ + + AM_RANGE(0xf00000, 0xf1ffff) AM_ROM AM_REGION(REGION_USER2, 0) /* Custom ROM */ + AM_RANGE(0xf40000, 0xf41fff) AM_RAM AM_BASE(&generic_nvram16) AM_SIZE(&generic_nvram_size) +ADDRESS_MAP_END + + + +/************************************* + * + * Input ports + * + *************************************/ + +static INPUT_PORTS_START( alg ) + PORT_START_TAG("JOY0DAT") /* read by Amiga core */ + PORT_BIT( 0x0303, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM(amiga_joystick_convert, "P1JOY") + PORT_BIT( 0xfcfc, IP_ACTIVE_HIGH, IPT_UNKNOWN ) + + PORT_START_TAG("JOY1DAT") /* read by Amiga core */ + PORT_BIT( 0x0303, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM(amiga_joystick_convert, "P2JOY") + PORT_BIT( 0xfcfc, IP_ACTIVE_HIGH, IPT_UNKNOWN ) + + PORT_START_TAG("POTGO") /* read by Amiga core */ + PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) + PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0xaaff, IP_ACTIVE_HIGH, IPT_UNUSED ) + + PORT_START_TAG("HVPOS") /* read by Amiga core */ + PORT_BIT( 0x1ffff, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM(lightgun_pos_r, NULL) + + PORT_START_TAG("FIRE") + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START_TAG("P1JOY") /* referenced by JOY0DAT */ + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_SERVICE ) PORT_NAME( DEF_STR( Service_Mode )) PORT_CODE(KEYCODE_F2) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_START1 ) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_COIN1 ) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_COIN2 ) + + PORT_START_TAG("P2JOY") /* referenced by JOY1DAT */ + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_PLAYER(1) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED ) + + PORT_START_TAG("GUN1X") /* referenced by lightgun_pos_r */ + PORT_BIT( 0xff, 0x80, IPT_LIGHTGUN_X ) PORT_CROSSHAIR(X, 1.0, 0.0, 0) PORT_SENSITIVITY(50) PORT_KEYDELTA(10) PORT_PLAYER(1) + + PORT_START_TAG("GUN1Y") /* referenced by lightgun_pos_r */ + PORT_BIT( 0xff, 0x80, IPT_LIGHTGUN_Y ) PORT_CROSSHAIR(Y, 1.0, 0.0, 0) PORT_SENSITIVITY(70) PORT_KEYDELTA(10) PORT_PLAYER(1) +INPUT_PORTS_END + + +static INPUT_PORTS_START( alg_2p ) + PORT_INCLUDE(alg) + + PORT_MODIFY("POTGO") + PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_START2 ) + PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_SPECIAL ) PORT_CUSTOM(lightgun_trigger_r, NULL) + + PORT_MODIFY("FIRE") + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_MODIFY("P2JOY") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM(lightgun_holster_r, NULL) + + PORT_START_TAG("GUN2X") /* referenced by lightgun_pos_r */ + PORT_BIT( 0xff, 0x80, IPT_LIGHTGUN_X ) PORT_CROSSHAIR(X, 1.0, 0.0, 0) PORT_SENSITIVITY(50) PORT_KEYDELTA(10) PORT_PLAYER(2) + + PORT_START_TAG("GUN2Y") /* referenced by lightgun_pos_r */ + PORT_BIT( 0xff, 0x80, IPT_LIGHTGUN_Y ) PORT_CROSSHAIR(Y, 1.0, 0.0, 0) PORT_SENSITIVITY(70) PORT_KEYDELTA(10) PORT_PLAYER(2) + + PORT_START_TAG("TRIGGERS") /* referenced by lightgun_trigger_r and lightgun_holster_r */ + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(1) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(2) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_PLAYER(1) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_PLAYER(2) +INPUT_PORTS_END + + + +/************************************* + * + * Sound definitions + * + *************************************/ + +static struct CustomSound_interface amiga_custom_interface = +{ + amiga_sh_start +}; + + + +/************************************* + * + * Machine driver + * + *************************************/ + +static MACHINE_DRIVER_START( alg_r1 ) + + /* basic machine hardware */ + MDRV_CPU_ADD_TAG("main", M68000, AMIGA_68000_NTSC_CLOCK) + MDRV_CPU_PROGRAM_MAP(main_map_r1,0) + MDRV_CPU_VBLANK_INT(amiga_scanline_callback, 262) + + MDRV_SCREEN_REFRESH_RATE(59.97) + MDRV_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0)) + + MDRV_MACHINE_START(alg) + MDRV_MACHINE_RESET(alg) + MDRV_NVRAM_HANDLER(generic_0fill) + + /* video hardware */ + MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER | VIDEO_SELF_RENDER) + MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) + MDRV_SCREEN_SIZE(512*2, 262) + MDRV_SCREEN_VISIBLE_AREA((129-8)*2, (449+8-1)*2, 44-8, 244+8-1) + MDRV_PALETTE_LENGTH(4097) + MDRV_PALETTE_INIT(amiga) + + MDRV_VIDEO_START(alg) + MDRV_VIDEO_UPDATE(alg) + + /* sound hardware */ + MDRV_SPEAKER_STANDARD_STEREO("left", "right") + + MDRV_SOUND_ADD(CUSTOM, 3579545) + MDRV_SOUND_CONFIG(amiga_custom_interface) + MDRV_SOUND_ROUTE(0, "left", 0.25) + MDRV_SOUND_ROUTE(1, "right", 0.25) + MDRV_SOUND_ROUTE(2, "right", 0.25) + MDRV_SOUND_ROUTE(3, "left", 0.25) + + MDRV_SOUND_ADD(CUSTOM, 0) + MDRV_SOUND_CONFIG(laserdisc_custom_interface) + MDRV_SOUND_ROUTE(0, "left", 1.0) + MDRV_SOUND_ROUTE(1, "right", 1.0) +MACHINE_DRIVER_END + + +static MACHINE_DRIVER_START( alg_r2 ) + MDRV_IMPORT_FROM(alg_r1) + + MDRV_CPU_MODIFY("main") + MDRV_CPU_PROGRAM_MAP(main_map_r2,0) +MACHINE_DRIVER_END + + +static MACHINE_DRIVER_START( picmatic ) + MDRV_IMPORT_FROM(alg_r1) + + /* adjust for PAL specs */ + MDRV_CPU_REPLACE("main", M68000, AMIGA_68000_PAL_CLOCK) + MDRV_CPU_PROGRAM_MAP(main_map_picmatic,0) + MDRV_CPU_VBLANK_INT(amiga_scanline_callback, 312) + + MDRV_SCREEN_REFRESH_RATE(50) + + MDRV_SCREEN_SIZE(512*2, 312) + MDRV_SCREEN_VISIBLE_AREA((129-8)*2, (449+8-1)*2, 44-8, 300+8-1) +MACHINE_DRIVER_END + + + +/************************************* + * + * BIOS definitions + * + *************************************/ + +#define ROM_LOAD16_WORD_BIOS(bios,name,offset,length,hash) ROMX_LOAD(name, offset, length, hash, ROM_BIOS(bios+1)) + +#define ALG_BIOS \ + ROM_REGION16_BE( 0x80000, REGION_USER1, 0 ) \ + ROM_SYSTEM_BIOS( 0, "Kick1.3", "Kickstart 1.3") \ + ROM_LOAD16_WORD_BIOS(0, "kick13.rom", 0x000000, 0x40000, CRC(c4f0f55f) SHA1(891e9a547772fe0c6c19b610baf8bc4ea7fcb785)) \ + ROM_COPY( REGION_USER1, 0x000000, 0x040000, 0x040000 ) + + + +/************************************* +* +* ROM definitions +* +*************************************/ + +/* BIOS */ +ROM_START( alg_bios ) + ALG_BIOS + + ROM_REGION( 0x20000, REGION_USER2, ROMREGION_ERASEFF ) +ROM_END + + +/* Rev. A board */ +/* PAL R1 */ +ROM_START( maddoga ) + ALG_BIOS + + ROM_REGION( 0x20000, REGION_USER2, ROMREGION_ERASEFF ) + ROM_LOAD16_BYTE( "maddog_01.dat", 0x000000, 0x10000, CRC(04572557) SHA1(3dfe2ce94ced8701a3e73ed5869b6fbe1c8b3286) ) + ROM_LOAD16_BYTE( "maddog_02.dat", 0x000001, 0x10000, CRC(f64014ec) SHA1(d343a2cb5d8992153b8c916f39b11d3db736543d)) + + DISK_REGION( REGION_DISKS ) + DISK_IMAGE_READONLY( "maddog", 0, NO_DUMP ) +ROM_END + + +/* PAL R3 */ +ROM_START( wsjr ) /* 1.6 */ + ALG_BIOS + + ROM_REGION( 0x20000, REGION_USER2, ROMREGION_ERASEFF ) + ROM_LOAD16_BYTE( "johnny_01.bin", 0x000000, 0x10000, CRC(edde1745) SHA1(573b79f8808fedaabf3b762350a915792d26c1bc) ) + ROM_LOAD16_BYTE( "johnny_02.bin", 0x000001, 0x10000, CRC(046569b3) SHA1(efe5a8b2be1c555695f2a91c88951d3545f1b915) ) +ROM_END + +ROM_START( wsjr15 ) /* 1.5 */ + ALG_BIOS + + ROM_REGION( 0x20000, REGION_USER2, ROMREGION_ERASEFF ) + ROM_LOAD16_BYTE( "wsjr151.bin", 0x000000, 0x10000, CRC(9beeb1d7) SHA1(3fe0265e5d36103d3d9557d75e5e3728e0b30da7) ) + ROM_LOAD16_BYTE( "wsjr152.bin", 0x000001, 0x10000, CRC(8ab626dd) SHA1(e45561f77fc279b71dc1dd2e15a0870cb5c1cd89) ) +ROM_END + + +//REV.B +ROM_START( maddog ) + ALG_BIOS + + ROM_REGION( 0x40000, REGION_USER2, ROMREGION_ERASEFF ) + ROM_LOAD16_BYTE( "md_2.03_1.bin", 0x000000, 0x20000, CRC(6f5b8f2d) SHA1(bbf32bb27a998d53744411d75efdbdb730855809) ) + ROM_LOAD16_BYTE( "md_2.03_2.bin", 0x000001, 0x20000, CRC(a50d3c04) SHA1(4cf100fdb5b2f2236539fd0ec33b3db19c64a6b8) ) + + DISK_REGION( REGION_DISKS ) + DISK_IMAGE_READONLY( "maddog", 0, NO_DUMP ) +ROM_END + + +ROM_START( maddog2 ) + ALG_BIOS + + ROM_REGION( 0x40000, REGION_USER2, ROMREGION_ERASEFF ) + ROM_LOAD16_BYTE( "md2_01_v.2.04.bin", 0x000000, 0x20000, CRC(0e1227f4) SHA1(bfd9081bb7d2bcbb77357839f292ce6136e9b228) ) + ROM_LOAD16_BYTE( "md2_02_v.2.04.bin", 0x000001, 0x20000, CRC(361bd99c) SHA1(5de6ef38e334e19f509227de7880306ac984ec23) ) +ROM_END + +ROM_START( maddog22 ) + ALG_BIOS + + ROM_REGION( 0x40000, REGION_USER2, ROMREGION_ERASEFF ) + ROM_LOAD16_BYTE( "md2_01.bin", 0x000000, 0x20000, CRC(4092227f) SHA1(6e5393aa5e64b59887260f483c50960084de7bd1) ) + ROM_LOAD16_BYTE( "md2_02.bin", 0x000001, 0x20000, CRC(addffa51) SHA1(665e9d93ddfa6b2ea5d006b41bf7eac3294244cc) ) +ROM_END + +ROM_START( maddog21 ) + ALG_BIOS + + ROM_REGION( 0x40000, REGION_USER2, ROMREGION_ERASEFF ) + ROM_LOAD16_BYTE( "md2_1.0_1.bin", 0x000000, 0x20000, CRC(97272a1d) SHA1(109014647c491f019ffb21091c7d0b89e1755b75) ) + ROM_LOAD16_BYTE( "md2_1.0_2.bin", 0x000001, 0x20000, CRC(0ce8db97) SHA1(dd4c09db59bb8c6caba935b1b28babe28ba8516b) ) +ROM_END + + +ROM_START( spacepir ) + ALG_BIOS + + ROM_REGION( 0x40000, REGION_USER2, ROMREGION_ERASEFF ) + ROM_LOAD16_BYTE( "sp_02.dat", 0x000000, 0x20000, CRC(10d162a2) SHA1(26833d5be1057be8639c00a7be18be33404ea751) ) + ROM_LOAD16_BYTE( "sp_01.dat", 0x000001, 0x20000, CRC(c0975188) SHA1(fd7643dc972e7861249ab7e76199975984888ae4) ) +ROM_END + + +ROM_START( gallgall ) + ALG_BIOS + + ROM_REGION( 0x40000, REGION_USER2, ROMREGION_ERASEFF ) + ROM_LOAD16_BYTE( "gg_1.dat", 0x000000, 0x20000, CRC(3793b211) SHA1(dccb1d9c5e2d6a4d249426ae6348e9fc9b72e665) ) + ROM_LOAD16_BYTE( "gg_2.dat", 0x000001, 0x20000, CRC(855c9d82) SHA1(96711aaa02f309cacd3e8d8efbe95cfc811aba96) ) +ROM_END + + +ROM_START( crimepat ) + ALG_BIOS + + ROM_REGION( 0x40000, REGION_USER2, ROMREGION_ERASEFF ) + ROM_LOAD16_BYTE( "cp02.dat", 0x000000, 0x20000, CRC(a39a8b50) SHA1(55ca317ef13c3a42f12d68c480e6cc2d4459f6a4) ) + ROM_LOAD16_BYTE( "cp01.dat", 0x000001, 0x20000, CRC(e41fd2e8) SHA1(1cd9875fb4133ba4e3616271975dc736b343f156) ) +ROM_END + + +ROM_START( crimep2 ) + ALG_BIOS + + ROM_REGION( 0x40000, REGION_USER2, ROMREGION_ERASEFF ) + ROM_LOAD16_BYTE( "cp2_1.3_1.bin", 0x000000, 0x20000, CRC(e653395d) SHA1(8f6c86d98a52b7d85ae285fd841167cd07979318) ) + ROM_LOAD16_BYTE( "cp2_1.3_2.bin", 0x000001, 0x20000, CRC(dbdaa79a) SHA1(998044909d5c93e3bd1baafefab818fdb7b3f55e) ) +ROM_END + +ROM_START( crime211 ) + ALG_BIOS + + ROM_REGION( 0x40000, REGION_USER2, ROMREGION_ERASEFF ) + ROM_LOAD16_BYTE( "cp2_1.dat", 0x000000, 0x20000, CRC(47879042) SHA1(8bb6c541e4e8e4508da8d4b93600176a2e7a1f41) ) + ROM_LOAD16_BYTE( "cp2_2.dat", 0x000001, 0x20000, CRC(f4e5251e) SHA1(e0c91343a98193d487c40e7a85f542b2a7a88f03) ) +ROM_END + + +ROM_START( lastbh ) + ALG_BIOS + + ROM_REGION( 0x40000, REGION_USER2, ROMREGION_ERASEFF ) + ROM_LOAD16_BYTE( "bounty_01.bin", 0x000000, 0x20000, CRC(977566b2) SHA1(937e079e992ecb5930b17c1024c326e10962642b) ) + ROM_LOAD16_BYTE( "bounty_02.bin", 0x000001, 0x20000, CRC(2727ef1d) SHA1(f53421390b65c21a7666ff9d0f53ebf2a463d836) ) +ROM_END + + +ROM_START( fastdraw ) + ALG_BIOS + + ROM_REGION( 0x40000, REGION_USER2, ROMREGION_ERASEFF ) + ROM_LOAD16_BYTE( "fast_01.bin", 0x000000, 0x20000, CRC(4c4eb71e) SHA1(3bd487c546b6c80770a5fc880dcb10395ca431a2) ) + ROM_LOAD16_BYTE( "fast_02.bin", 0x000001, 0x20000, CRC(0d76a2da) SHA1(d396371ae1b9b0b6e6bc6f1f85c4b97bfc5dc34d) ) +ROM_END + + +ROM_START( aplatoon ) + ALG_BIOS + + ROM_REGION( 0x40000, REGION_USER2, ROMREGION_ERASEFF ) + ROM_LOAD16_BYTE( "platoonv4u1.bin", 0x000000, 0x20000, CRC(8b33263e) SHA1(a1df38236321af90b522e2a783984fdf02e4c597) ) + ROM_LOAD16_BYTE( "platoonv4u2.bin", 0x000001, 0x20000, CRC(09a133cf) SHA1(9b3ff63035be8576c88fb284a25c2da5db0d5160) ) +ROM_END + + +ROM_START( zortonbr ) + ALG_BIOS + + ROM_REGION( 0x40000, REGION_USER2, ROMREGION_ERASEFF ) + ROM_LOAD16_BYTE( "zb_u2.bin", 0x000000, 0x10000, CRC(938b25cb) SHA1(d0114bbc588dcfce6a469013d0e35afb93e38af5) ) + ROM_LOAD16_BYTE( "zb_u3.bin", 0x000001, 0x10000, CRC(f59cfc4a) SHA1(9fadf7f1e23d6b4e828bf2b3de919d087c690a3f) ) +ROM_END + + + +/************************************* + * + * Generic driver init + * + *************************************/ + +static void alg_init(void) +{ + static const amiga_machine_interface alg_intf = + { + ANGUS_CHIP_RAM_MASK, + alg_cia_0_porta_r, alg_cia_0_portb_r, + alg_cia_0_porta_w, alg_cia_0_portb_w, + alg_cia_1_porta_r, NULL, + alg_cia_1_porta_w, NULL, + NULL, NULL, alg_potgo_w, + NULL, NULL, serial_w, + + vsync_callback, + NULL, + NULL, + 0 + }; + amiga_machine_config(&alg_intf); + + /* set up memory */ + memory_configure_bank(1, 0, 1, amiga_chip_ram, 0); + memory_configure_bank(1, 1, 1, memory_region(REGION_USER1), 0); +} + + + +/************************************* + * + * Per-game decryption + * + *************************************/ + +static DRIVER_INIT( palr1 ) +{ + UINT32 length = memory_region_length(REGION_USER2); + UINT8 *rom = memory_region(REGION_USER2); + UINT8 *original = malloc_or_die(length); + UINT32 srcaddr; + + memcpy(original, rom, length); + for (srcaddr = 0; srcaddr < length; srcaddr++) + { + UINT32 dstaddr = srcaddr; + if (srcaddr & 0x2000) dstaddr ^= 0x1000; + if (srcaddr & 0x8000) dstaddr ^= 0x4000; + rom[dstaddr] = original[srcaddr]; + } + free(original); + + alg_init(); +} + +static DRIVER_INIT( palr3 ) +{ + UINT32 length = memory_region_length(REGION_USER2); + UINT8 *rom = memory_region(REGION_USER2); + UINT8 *original = malloc_or_die(length); + UINT32 srcaddr; + + memcpy(original, rom, length); + for (srcaddr = 0; srcaddr < length; srcaddr++) + { + UINT32 dstaddr = srcaddr; + if (srcaddr & 0x2000) dstaddr ^= 0x1000; + rom[dstaddr] = original[srcaddr]; + } + free(original); + + alg_init(); +} + +static DRIVER_INIT( palr6 ) +{ + UINT32 length = memory_region_length(REGION_USER2); + UINT8 *rom = memory_region(REGION_USER2); + UINT8 *original = malloc_or_die(length); + UINT32 srcaddr; + + memcpy(original, rom, length); + for (srcaddr = 0; srcaddr < length; srcaddr++) + { + UINT32 dstaddr = srcaddr; + if (~srcaddr & 0x2000) dstaddr ^= 0x1000; + if ( srcaddr & 0x8000) dstaddr ^= 0x4000; + dstaddr ^= 0x20000; + rom[dstaddr] = original[srcaddr]; + } + free(original); + + alg_init(); +} + +static DRIVER_INIT( aplatoon ) +{ + /* NOT DONE TODO FIGURE OUT THE RIGHT ORDER!!!! */ + UINT8 *rom = memory_region(REGION_USER2); + char *decrypted = auto_malloc(0x40000); + int i; + + static const int shuffle[] = + { + 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31, + 32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63 + }; + + for (i = 0; i < 64; i++) + memcpy(decrypted + i * 0x1000, rom + shuffle[i] * 0x1000, 0x1000); + memcpy(rom, decrypted, 0x40000); + logerror("decrypt done\n "); + alg_init(); +} + +static DRIVER_INIT( none ) +{ + alg_init(); +} + + + +/************************************* + * + * Game drivers + * + *************************************/ + +/* BIOS */ +GAME( 199?, alg_bios, 0, alg_r1, alg, none, ROT0, "American Laser Games", "American Laser Games BIOS", GAME_IS_BIOS_ROOT ) + +/* Rev. A board */ +/* PAL R1 */ +GAME( 1990, maddoga, maddog, alg_r1, alg, palr1, ROT0, "American Laser Games", "Mad Dog McCree v1C board rev.A", GAME_NOT_WORKING | GAME_NO_SOUND | GAME_IMPERFECT_GRAPHICS ) + +/* PAL R3 */ +GAME( 1991, wsjr, alg_bios, alg_r1, alg, palr3, ROT0, "American Laser Games", "Who Shot Johnny Rock? v1.6", GAME_NOT_WORKING | GAME_NO_SOUND | GAME_IMPERFECT_GRAPHICS ) +GAME( 1991, wsjr15, wsjr, alg_r1, alg, palr3, ROT0, "American Laser Games", "Who Shot Johnny Rock? v1.5", GAME_NOT_WORKING | GAME_NO_SOUND | GAME_IMPERFECT_GRAPHICS ) + +/* Rev. B board */ +/* PAL R6 */ +GAME( 1990, maddog, alg_bios, alg_r2, alg_2p, palr6, ROT0, "American Laser Games", "Mad Dog McCree v2.03 board rev.B", GAME_NOT_WORKING | GAME_NO_SOUND | GAME_IMPERFECT_GRAPHICS ) + /* works ok but uses right player (2) controls only for trigger and holster */ +GAME( 1992, maddog2, alg_bios, alg_r2, alg_2p, palr6, ROT0, "American Laser Games", "Mad Dog II: The Lost Gold v2.04", GAME_NOT_WORKING | GAME_NO_SOUND | GAME_IMPERFECT_GRAPHICS ) +GAME( 1992, maddog22, alg_bios, alg_r2, alg_2p, palr6, ROT0, "American Laser Games", "Mad Dog II: The Lost Gold v2.02", GAME_NOT_WORKING | GAME_NO_SOUND | GAME_IMPERFECT_GRAPHICS ) +GAME( 1992, maddog21, maddog2, alg_r2, alg_2p, palr6, ROT0, "American Laser Games", "Mad Dog II: The Lost Gold v1.0", GAME_NOT_WORKING | GAME_NO_SOUND | GAME_IMPERFECT_GRAPHICS ) + /* works ok but uses right player (2) controls only for trigger and holster */ +GAME( 1992, spacepir, alg_bios, alg_r2, alg_2p, palr6, ROT0, "American Laser Games", "Space Pirates v2.2", GAME_NOT_WORKING | GAME_NO_SOUND | GAME_IMPERFECT_GRAPHICS ) +GAME( 1992, gallgall, alg_bios, alg_r2, alg_2p, palr6, ROT0, "American Laser Games", "Gallagher's Gallery v2.2", GAME_NOT_WORKING | GAME_NO_SOUND | GAME_IMPERFECT_GRAPHICS ) + /* all good, but no holster */ +GAME( 1993, crimepat, alg_bios, alg_r2, alg_2p, palr6, ROT0, "American Laser Games", "Crime Patrol v1.4", GAME_NOT_WORKING | GAME_NO_SOUND | GAME_IMPERFECT_GRAPHICS ) +GAME( 1993, crimep2, alg_bios, alg_r2, alg_2p, palr6, ROT0, "American Laser Games", "Crime Patrol 2: Drug Wars v1.3", GAME_NOT_WORKING | GAME_NO_SOUND | GAME_IMPERFECT_GRAPHICS ) +GAME( 1993, crime211, crimep2, alg_r2, alg_2p, palr6, ROT0, "American Laser Games", "Crime Patrol 2: Drug Wars v1.1", GAME_NOT_WORKING | GAME_NO_SOUND | GAME_IMPERFECT_GRAPHICS ) +GAME( 1994, lastbh, alg_bios, alg_r2, alg_2p, palr6, ROT0, "American Laser Games", "The Last Bounty Hunter v0.06", GAME_NOT_WORKING | GAME_NO_SOUND | GAME_IMPERFECT_GRAPHICS ) +GAME( 1995, fastdraw, alg_bios, alg_r2, alg_2p, palr6, ROT90, "American Laser Games", "Fast Draw Showdown v1.3", GAME_NOT_WORKING | GAME_NO_SOUND | GAME_IMPERFECT_GRAPHICS ) + /* works ok but uses right player (2) controls only for trigger and holster */ + +/* NOVA games on ALG hardware with own address scramble */ +GAME( 199?, aplatoon, alg_bios, alg_r2, alg, aplatoon, ROT0, "Nova?", "Platoon V.?.? US", GAME_NOT_WORKING | GAME_NO_SOUND | GAME_IMPERFECT_GRAPHICS ) + +/* Web Picmatic games PAL tv standard, own rom board */ +GAME( 1993, zortonbr, alg_bios, picmatic, alg, none, ROT0, "Web Picmatic", "Zorton Brothers (Los Justicieros)", GAME_NOT_WORKING | GAME_NO_SOUND | GAME_IMPERFECT_GRAPHICS ) |