diff options
Diffstat (limited to 'src/mame/drivers/mazerbla.c')
-rw-r--r-- | src/mame/drivers/mazerbla.c | 1676 |
1 files changed, 1676 insertions, 0 deletions
diff --git a/src/mame/drivers/mazerbla.c b/src/mame/drivers/mazerbla.c new file mode 100644 index 00000000000..757c59c8a75 --- /dev/null +++ b/src/mame/drivers/mazerbla.c @@ -0,0 +1,1676 @@ +/**************************************************************************** + +Mazer Blazer by Stern (c) 1983 +Great Guns by Stern (c) 1983 + + +Driver by Jarek Burczynski +2003.03.19 + + +Issues: +====== +Sprites leave trails in both ganes +Sprites should be transparent (color 0x0f) +Screen flickers heavily in Great Guns (double buffer issue?). + + +TO DO: +===== +- handle page flipping + +- figure out the VCU modes used in "clr_r": + 0x13 -? sprites related + 0x03 -? could be collision detection (if there is such a thing) + +- figure out how the palette is handled (partially done) + +- find out if there are any CLUTs (might be the other unknown cases in mode 7) + +- figure out what really should happen during VCU test in Great Guns (patched + out at the moment) (btw. Mazer Blazer doesn't test VCU) + +- add sound to Mazer Blazer - Speech processor is unknown chip + + +****************************************************************************/ + +#include "driver.h" +#include "sound/ay8910.h" + +static UINT8 *cfb_ram; + +static UINT32 VCU_gfx_addr = 0; +static UINT32 VCU_gfx_param_addr = 0; +static UINT32 xpos=0, ypos=0, pix_xsize=0, pix_ysize=0; +static UINT8 color=0, color2=0, mode=0, plane=0; +static UINT8 vbank = 0; /* video page select signal, likely for double buffering ?*/ + +static UINT32 gfx_rom_bank = 0xff; /* graphics ROMs are banked */ + + + + +#define MAZERBLA 0x01 +#define GREATGUN 0x02 +static UINT8 game_id = 0; /* hacks per game */ + + + +static UINT8 lookup_RAM[0x100*4]; + + + +#include "video/resnet.h" +/*************************************************************************** + + Convert the color PROMs into a more useable format. + + + bit 0 -- 10.0Kohm resistor--\ + bit 1 -- 4.7 Kohm resistor --+-- 3.6 Kohm pulldown resistor -- BLUE + bit 2 -- 2.2 Kohm resistor --/ + + bit 3 -- 10.0Kohm resistor--\ + bit 4 -- 4.7 Kohm resistor --+-- 3.6 Kohm pulldown resistor -- GREEN + bit 5 -- 2.2 Kohm resistor --/ + + bit 6 -- 4.7 Kohm resistor --+-- 3.6 Kohm pulldown resistor -- RED + bit 7 -- 2.2 Kohm resistor --/ + +***************************************************************************/ + +static double weights_r[2], weights_g[3], weights_b[3]; + +static PALETTE_INIT( mazerbla ) +{ + + static const int resistances_r[2] = { 4700, 2200 }; + static const int resistances_gb[3] = { 10000, 4700, 2200 }; + + +/* just to calculate coefficients for later use */ + + compute_resistor_weights(0, 255, -1.0, + 3, resistances_gb, weights_g, 3600, 0, + 3, resistances_gb, weights_b, 3600, 0, + 2, resistances_r, weights_r, 3600, 0); + +} + + +static mame_bitmap * tmpbitmaps[4]; + +static VIDEO_START( mazerbla ) +{ + tmpbitmaps[0] = auto_bitmap_alloc(machine->screen[0].width,machine->screen[0].height,machine->screen[0].format); + tmpbitmaps[1] = auto_bitmap_alloc(machine->screen[0].width,machine->screen[0].height,machine->screen[0].format); + tmpbitmaps[2] = auto_bitmap_alloc(machine->screen[0].width,machine->screen[0].height,machine->screen[0].format); + tmpbitmaps[3] = auto_bitmap_alloc(machine->screen[0].width,machine->screen[0].height,machine->screen[0].format); +} + +#if 0 +static int dbg_info = 1; +static int dbg_gfx_e = 1; +static int dbg_clr_e = 0; +static int dbg_vbank = 1; +static int dbg_lookup = 4; //4= off + +static int planes_enabled[4] = {1,1,1,1}; //all enabled +#endif + +#if 0 +VIDEO_UPDATE( test_vcu ) +{ + int j; + char buf[128]; + + UINT32 color_base=0; + + if (game_id==MAZERBLA) + color_base = 0x80; /* 0x80 constant: matches Mazer Blazer movie */ + + if (game_id==GREATGUN) + color_base = 0x0; + + + fillbitmap(bitmap,0,NULL); +//logerror("-->frame\n"); + + + if (planes_enabled[3]) + copybitmap(bitmap,tmpbitmaps[3],0,0,0,0,&machine->screen[0].visarea,TRANSPARENCY_NONE, 0 ); + + + if (planes_enabled[2]) + copybitmap(bitmap,tmpbitmaps[2],0,0,0,0,&machine->screen[0].visarea,TRANSPARENCY_PEN, machine->pens[color_base] ); + fillbitmap(tmpbitmaps[2],machine->pens[color_base],NULL); + + + if (planes_enabled[1]) + copybitmap(bitmap,tmpbitmaps[1],0,0,0,0,&machine->screen[0].visarea,TRANSPARENCY_PEN, machine->pens[color_base] ); + fillbitmap(tmpbitmaps[1],machine->pens[color_base],NULL); + + + if (planes_enabled[0]) + copybitmap(bitmap,tmpbitmaps[0],0,0,0,0,&machine->screen[0].visarea,TRANSPARENCY_PEN, machine->pens[color_base] ); + fillbitmap(tmpbitmaps[0],machine->pens[color_base],NULL); + + if (input_code_pressed_once(KEYCODE_1)) /* plane 1 */ + { + planes_enabled[0] ^= 1; + } + if (input_code_pressed_once(KEYCODE_2)) /* plane 2 */ + { + planes_enabled[1] ^= 1; + } + if (input_code_pressed_once(KEYCODE_3)) /* plane 3 */ + { + planes_enabled[2] ^= 1; + } + if (input_code_pressed_once(KEYCODE_4)) /* plane 4 */ + { + planes_enabled[3] ^= 1; + } + + if (input_code_pressed_once(KEYCODE_I)) /* show/hide debug info */ + { + dbg_info = !dbg_info; + } + + if (input_code_pressed_once(KEYCODE_G)) /* enable gfx area handling */ + { + dbg_gfx_e = !dbg_gfx_e; + } + + if (input_code_pressed_once(KEYCODE_C)) /* enable color area handling */ + { + dbg_clr_e = !dbg_clr_e; + } + + if (input_code_pressed_once(KEYCODE_V)) /* draw only when vbank==dbg_vbank */ + { + dbg_vbank ^= 1; + } + + if (input_code_pressed_once(KEYCODE_L)) /* showlookup ram */ + { + dbg_lookup = (dbg_lookup+1)%5;//0,1,2,3, 4-off + } + + + if (dbg_info) + { + sprintf(buf,"I-info, G-gfx, C-color, V-vbank, 1-4 enable planes"); + ui_draw_text(buf, 10, 0 * ui_get_line_height()); + + sprintf(buf,"g:%1i c:%1i v:%1i vbk=%1i planes=%1i%1i%1i%1i ", dbg_gfx_e&1, dbg_clr_e&1, dbg_vbank, vbank&1, + planes_enabled[0], + planes_enabled[1], + planes_enabled[2], + planes_enabled[3] ); + + ui_draw_text(buf, 10, 1 * ui_get_line_height()); + + if (dbg_lookup!=4) + { + int lookup_offs = (dbg_lookup)*256; //=0,1,2,3*256 + int y,x; + + for (y=0; y<16; y++) + { + memset(buf,0,128); + sprintf( buf+strlen(buf), "%04x ", lookup_offs+y*16 ); + for (x=0; x<16; x++) + { + sprintf( buf+strlen(buf), "%02x ", lookup_RAM[ lookup_offs+x+y*16 ] ); + } + ui_draw_text(buf, 0, (2 + y) * ui_get_line_height()); + } + } + } + + return 0; +} +#endif + + +/* these two VIDEO_UPDATE()s will be joined one day */ +static VIDEO_UPDATE( greatgun ) +{ + + UINT32 color_base=0; + + if (game_id==MAZERBLA) + color_base = 0x80; /* 0x80 constant: matches Mazer Blazer movie */ + + if (game_id==GREATGUN) + color_base = 0x0; + +//fillbitmap(bitmap,0,NULL); + + copybitmap(bitmap,tmpbitmaps[3],0,0,0,0,&machine->screen[0].visarea,TRANSPARENCY_NONE, 0 ); + copybitmap(bitmap,tmpbitmaps[2],0,0,0,0,&machine->screen[0].visarea,TRANSPARENCY_PEN, machine->pens[color_base] ); + copybitmap(bitmap,tmpbitmaps[1],0,0,0,0,&machine->screen[0].visarea,TRANSPARENCY_PEN, machine->pens[color_base] ); + copybitmap(bitmap,tmpbitmaps[0],0,0,0,0,&machine->screen[0].visarea,TRANSPARENCY_PEN, machine->pens[color_base] ); + return 0; +} + +static VIDEO_UPDATE( mazerbla ) +{ + + UINT32 color_base=0; + + if (game_id==MAZERBLA) + color_base = 0x80; /* 0x80 constant: matches Mazer Blazer movie */ + + if (game_id==GREATGUN) + color_base = 0x0; + +//fillbitmap(bitmap,0,NULL); + + copybitmap(bitmap,tmpbitmaps[3],0,0,0,0,&machine->screen[0].visarea,TRANSPARENCY_NONE, 0 ); //text + copybitmap(bitmap,tmpbitmaps[2],0,0,0,0,&machine->screen[0].visarea,TRANSPARENCY_PEN, machine->pens[0] ); + copybitmap(bitmap,tmpbitmaps[1],0,0,0,0,&machine->screen[0].visarea,TRANSPARENCY_PEN, machine->pens[0] ); //haircross + copybitmap(bitmap,tmpbitmaps[0],0,0,0,0,&machine->screen[0].visarea,TRANSPARENCY_PEN, machine->pens[0] ); //sprites + return 0; +} + + +static UINT8 zpu_int_vector; + +static WRITE8_HANDLER( cfb_zpu_int_req_set_w ) +{ + zpu_int_vector &= ~2; /* clear D1 on INTA (interrupt acknowledge) */ + + cpunum_set_input_line(0, 0, ASSERT_LINE); /* main cpu interrupt (comes from CFB (generated at the start of INT routine on CFB) - vblank?) */ +} + +static READ8_HANDLER( cfb_zpu_int_req_clr ) +{ + zpu_int_vector |= 2; + + /* clear the INT line when there are no more interrupt requests */ + if (zpu_int_vector==0xff) + cpunum_set_input_line(0, 0, CLEAR_LINE); + + return 0; +} + + +static int irq_callback(int irqline) +{ +/* all data lines are tied to +5V via 10K resistors */ +/* D1 is set to GND when INT comes from CFB */ +/* D2 is set to GND when INT comes from ZPU board - from 6850 on schematics (RS232 controller) */ + +/* resulting vectors: +1111 11000 (0xf8) +1111 11010 (0xfa) +1111 11100 (0xfc) + +note: +1111 11110 (0xfe) - cannot happen and is not handled by game */ + + return (zpu_int_vector & ~1); /* D0->GND is performed on CFB board */ +} + + + +static UINT8 *cfb_zpu_sharedram; +static WRITE8_HANDLER ( sharedram_CFB_ZPU_w ) +{ + cfb_zpu_sharedram[offset] = data; +} +static READ8_HANDLER ( sharedram_CFB_ZPU_r ) +{ + return cfb_zpu_sharedram[offset]; +} + + + +static UINT8 ls670_0[4]; +static UINT8 ls670_1[4]; + +static READ8_HANDLER( ls670_0_r ) +{ + /* set a timer to force synchronization after the read */ + timer_call_after_resynch(0, NULL); + + return ls670_0[offset]; +} + +static TIMER_CALLBACK( deferred_ls670_0_w ) +{ + int offset = (param>>8) & 255; + int data = param & 255; + + ls670_0[offset] = data; +} + +static WRITE8_HANDLER( ls670_0_w ) +{ + /* do this on a timer to let the CPUs synchronize */ + timer_call_after_resynch((offset<<8) | data, deferred_ls670_0_w); +} + + + +static READ8_HANDLER( ls670_1_r ) +{ + /* set a timer to force synchronization after the read */ + timer_call_after_resynch(0, NULL); + + return ls670_1[offset]; +} + +static TIMER_CALLBACK( deferred_ls670_1_w ) +{ + int offset = (param>>8) & 255; + int data = param & 255; + + ls670_1[offset] = data; +} + +static WRITE8_HANDLER( ls670_1_w ) +{ + /* do this on a timer to let the CPUs synchronize */ + timer_call_after_resynch((offset<<8) | data, deferred_ls670_1_w); +} + + +/* bcd decoder used a input select (a mux) for reads from port 0x62 */ +static UINT8 bcd_7445 = 0; + +static WRITE8_HANDLER(zpu_bcd_decoder_w) +{ + +/* +name: Strobe(bcd_value) BIT +--------------------------------------- +ZPU switch 1 0 6 +ZPU switch 2 0 7 + +dipsw 35 1 7 +dipsw 34 1 6 +dipsw 33 1 5 +dipsw 32 1 4 +dipsw 31 1 3 +dipsw 30 1 2 +dipsw 29 1 1 +dipsw 28 1 0 +dipsw 27 2 7 +dipsw 26 2 6 +... +dipsw 8 4 4 +dipsw 7 4 3 +dipsw 6 4 2 +dipsw 5 4 1 +dipsw 4 4 0 + +Right Coin Sw. 5 0 +Left Coin Sw. 5 1 +Player One 5 2 +Player Two 5 3 +Fire Button 5 4 + +Horizontal movement of gun is Strobe 6, Bits 0-7. + Movement is from 0000 0000 to 1111 1111 + +Vertical movement of gun is Strobe 7, Bits 0-7. + Movement is from 0000 0000 to 1111 1111 + + +Great Guns has two guns and here is necessary support for second gun: + +Horizontal movement of gun is Strobe 8, Bits 0-7. + Movement is from 0000 0000 to 1111 1111 + +Vertical movement of gun is Strobe 9, Bits 0-7. + Movement is from 0000 0000 to 1111 1111 + +*/ + bcd_7445 = data & 15; +} + +static READ8_HANDLER( zpu_inputs_r ) +{ + UINT8 ret = 0; + + if (bcd_7445<10) + { + ret = readinputport( bcd_7445 ); + } + return ret; +} + + + + + +static WRITE8_HANDLER(zpu_led_w) +{ + /* 0x6e - reset (offset = 0)*/ + /* 0x6f - set */ + set_led_status(0, offset&1 ); +} +static WRITE8_HANDLER(zpu_lamps_w) +{ + /* bit 4 = /LAMP0 */ + /* bit 5 = /LAMP1 */ + + /*set_led_status(0, (data&0x10)>>4 );*/ + /*set_led_status(1, (data&0x20)>>4 );*/ +} + +static WRITE8_HANDLER(zpu_coin_counter_w) +{ + /* bit 6 = coin counter */ + coin_counter_w(offset, (data&0x40)>>6 ); +} + +static ADDRESS_MAP_START( readport, ADDRESS_SPACE_IO, 8 ) + ADDRESS_MAP_FLAGS( AMEF_ABITS(8) ) + AM_RANGE(0x4c, 0x4f) AM_READ(ls670_1_r) + AM_RANGE(0x62, 0x62) AM_READ(zpu_inputs_r) +ADDRESS_MAP_END + +static ADDRESS_MAP_START( writeport, ADDRESS_SPACE_IO, 8 ) + ADDRESS_MAP_FLAGS( AMEF_ABITS(8) ) + AM_RANGE(0x4c, 0x4f) AM_WRITE(ls670_0_w) + AM_RANGE(0x60, 0x60) AM_WRITE(zpu_bcd_decoder_w) + AM_RANGE(0x68, 0x68) AM_WRITE(zpu_coin_counter_w) + AM_RANGE(0x6a, 0x6a) AM_WRITE(zpu_lamps_w) + AM_RANGE(0x6e, 0x6f) AM_WRITE(zpu_led_w) +ADDRESS_MAP_END + +static ADDRESS_MAP_START( readmem, ADDRESS_SPACE_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x7fff) AM_READ(MRA8_ROM) + AM_RANGE(0xc000, 0xc7ff) AM_READ(sharedram_CFB_ZPU_r) + AM_RANGE(0xd800, 0xd800) AM_READ(cfb_zpu_int_req_clr) + AM_RANGE(0xe000, 0xe7ff) AM_READ(MRA8_RAM) + AM_RANGE(0xe800, 0xefff) AM_READ(MRA8_RAM) +ADDRESS_MAP_END + +static ADDRESS_MAP_START( writemem, ADDRESS_SPACE_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x7fff) AM_WRITE(MWA8_ROM) + AM_RANGE(0xc000, 0xc7ff) AM_WRITE(sharedram_CFB_ZPU_w) + AM_RANGE(0xe000, 0xe7ff) AM_WRITE(MWA8_RAM) AM_BASE(&videoram) AM_SIZE(&videoram_size) + AM_RANGE(0xe800, 0xefff) AM_WRITE(MWA8_RAM) +ADDRESS_MAP_END + + + +static UINT8 vsb_ls273; +static WRITE8_HANDLER( vsb_ls273_audio_control_w ) +{ + vsb_ls273 = data; + + /* bit 5 - led on */ + set_led_status(1,(data&0x20)>>5); +} + + +static ADDRESS_MAP_START( readport_cpu2, ADDRESS_SPACE_IO, 8 ) + ADDRESS_MAP_FLAGS( AMEF_ABITS(8) ) + AM_RANGE(0x80, 0x83) AM_READ(ls670_0_r) +ADDRESS_MAP_END + +static ADDRESS_MAP_START( writeport_cpu2, ADDRESS_SPACE_IO, 8 ) + ADDRESS_MAP_FLAGS( AMEF_ABITS(8) ) + AM_RANGE(0x00, 0x00) AM_WRITE(vsb_ls273_audio_control_w) + AM_RANGE(0x80, 0x83) AM_WRITE(ls670_1_w) +ADDRESS_MAP_END + +static ADDRESS_MAP_START( readmem_cpu2, ADDRESS_SPACE_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x1fff) AM_READ(MRA8_ROM) + AM_RANGE(0x4000, 0x43ff) AM_READ(MRA8_RAM) + AM_RANGE(0x8000, 0x83ff) AM_READ(MRA8_RAM) +ADDRESS_MAP_END + +static ADDRESS_MAP_START( writemem_cpu2, ADDRESS_SPACE_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x1fff) AM_WRITE(MWA8_ROM) + AM_RANGE(0x4000, 0x43ff) AM_WRITE(MWA8_RAM) /* main RAM (stack) */ + AM_RANGE(0x8000, 0x83ff) AM_WRITE(MWA8_RAM) /* waveform ???*/ +ADDRESS_MAP_END + + + + + +/* Color Frame Buffer PCB */ +static WRITE8_HANDLER ( cfb_ram_w ) +{ + cfb_ram[offset] = data; +} +static READ8_HANDLER ( cfb_ram_r ) +{ + return cfb_ram[offset]; +} + + +static WRITE8_HANDLER(cfb_led_w) +{ + /* bit 7 - led on */ + set_led_status(2,(data&0x80)>>7); +} + + +static UINT8 bknd_col = 0xaa; +static WRITE8_HANDLER(cfb_backgnd_color_w) +{ + + if (bknd_col != data) + { + int r,g,b, bit0, bit1, bit2; + + bknd_col = data; + + /* red component */ + bit1 = (data >> 7) & 0x01; + bit0 = (data >> 6) & 0x01; + r = combine_2_weights(weights_r, bit0, bit1); + + /* green component */ + bit2 = (data >> 5) & 0x01; + bit1 = (data >> 4) & 0x01; + bit0 = (data >> 3) & 0x01; + g = combine_3_weights(weights_g, bit0, bit1, bit2); + + /* blue component */ + bit2 = (data >> 2) & 0x01; + bit1 = (data >> 1) & 0x01; + bit0 = (data >> 0) & 0x01; + b = combine_3_weights(weights_b, bit0, bit1, bit2); + + palette_set_color(Machine, 255, MAKE_RGB(r, g, b)); + //logerror("background color (port 01) write=%02x\n",data); + } +} + + +static WRITE8_HANDLER(cfb_vbank_w) +{ + data = (data & 0x40)>>6; /* only bit 6 connected */ + if (vbank != data) + { + vbank = data; + //logerror("vbank=%1x\n",vbank); + } +} + + +static WRITE8_HANDLER(cfb_rom_bank_sel_w) /* mazer blazer */ +{ + gfx_rom_bank = data; + + memory_set_bankptr( 1, memory_region(REGION_CPU3) + (gfx_rom_bank * 0x2000) + 0x10000 ); +} +static WRITE8_HANDLER(cfb_rom_bank_sel_w_gg) /* great guns */ +{ + gfx_rom_bank = data>>1; + + memory_set_bankptr( 1, memory_region(REGION_CPU3) + (gfx_rom_bank * 0x2000) + 0x10000 ); +} + + +/* ????????????? */ +static UINT8 port02_status = 0; +static READ8_HANDLER( cfb_port_02_r ) +{ + port02_status ^= 0xff; + return (port02_status); +} + +static ADDRESS_MAP_START( readport_cpu3, ADDRESS_SPACE_IO, 8 ) + ADDRESS_MAP_FLAGS( AMEF_ABITS(8) ) + AM_RANGE(0x02, 0x02) AM_READ(cfb_port_02_r) /* VCU status ? */ +ADDRESS_MAP_END + +static ADDRESS_MAP_START( writeport_cpu3_mb, ADDRESS_SPACE_IO, 8 ) + ADDRESS_MAP_FLAGS( AMEF_ABITS(8) ) + AM_RANGE(0x01, 0x01) AM_WRITE(cfb_backgnd_color_w) + AM_RANGE(0x02, 0x02) AM_WRITE(cfb_led_w) + AM_RANGE(0x03, 0x03) AM_WRITE(cfb_zpu_int_req_set_w) + AM_RANGE(0x04, 0x04) AM_WRITE(cfb_rom_bank_sel_w) + AM_RANGE(0x05, 0x05) AM_WRITE(cfb_vbank_w) //visible/writable videopage select? +ADDRESS_MAP_END + +/* Great Guns has a little different banking layout */ +static ADDRESS_MAP_START( writeport_cpu3_gg, ADDRESS_SPACE_IO, 8 ) + ADDRESS_MAP_FLAGS( AMEF_ABITS(8) ) + AM_RANGE(0x00, 0x00) AM_WRITE(MWA8_NOP) + AM_RANGE(0x01, 0x01) AM_WRITE(cfb_backgnd_color_w) + AM_RANGE(0x02, 0x02) AM_WRITE(cfb_led_w) + AM_RANGE(0x03, 0x03) AM_WRITE(cfb_zpu_int_req_set_w) + AM_RANGE(0x04, 0x04) AM_WRITE(cfb_rom_bank_sel_w_gg) + AM_RANGE(0x05, 0x05) AM_WRITE(cfb_vbank_w) //visible/writable videopage select? +ADDRESS_MAP_END + + + +static UINT8 VCU_video_reg[4]; +static WRITE8_HANDLER( VCU_video_reg_w ) +{ + if (VCU_video_reg[offset] != data) + { + VCU_video_reg[offset] = data; + //popmessage("video_reg= %02x %02x %02x %02x", VCU_video_reg[0], VCU_video_reg[1], VCU_video_reg[2], VCU_video_reg[3] ); + //logerror("video_reg= %02x %02x %02x %02x\n", VCU_video_reg[0], VCU_video_reg[1], VCU_video_reg[2], VCU_video_reg[3] ); + } +} + +static READ8_HANDLER( VCU_set_cmd_param_r ) +{ + VCU_gfx_param_addr = offset; + + /* offset = 0 is not known */ + xpos = cfb_ram[VCU_gfx_param_addr + 1] | (cfb_ram[VCU_gfx_param_addr + 2]<<8); + ypos = cfb_ram[VCU_gfx_param_addr + 3] | (cfb_ram[VCU_gfx_param_addr + 4]<<8); + color = cfb_ram[VCU_gfx_param_addr + 5]; + color2 = cfb_ram[VCU_gfx_param_addr + 6]; + mode = cfb_ram[VCU_gfx_param_addr + 7]; + pix_xsize = cfb_ram[VCU_gfx_param_addr + 8]; + pix_ysize = cfb_ram[VCU_gfx_param_addr + 9]; + + plane = mode & 3; + + return 0; +} + + +static READ8_HANDLER( VCU_set_gfx_addr_r ) +{ +int offs; +int x,y; +int bits = 0; + +UINT8 color_base=0; + +UINT8 * rom = memory_region(REGION_CPU3) + (gfx_rom_bank * 0x2000) + 0x10000; + +/* + if ((mode<=0x07) || (mode>=0x10)) + { + logerror("paradr="); + logerror("%3x ",VCU_gfx_param_addr ); + + logerror("%02x ", cfb_ram[VCU_gfx_param_addr + 0] ); + logerror("x=%04x ", xpos ); //1,2 + logerror("y=%04x ", ypos ); //3,4 + logerror("color=%02x ", color); //5 + logerror("color2=%02x ", color2); //6 + logerror("mode=%02x ", mode ); //7 + logerror("xpix=%02x ", pix_xsize ); //8 + logerror("ypix=%02x ", pix_ysize ); //9 + + logerror("addr=%4i bank=%1i\n", offset, gfx_rom_bank); + } +*/ + + VCU_gfx_addr = offset; + + +/* draw */ + offs = VCU_gfx_addr; + + switch(mode) + { + /* 2 bits per pixel */ + case 0x0f: + case 0x0e: + case 0x0d: + case 0x0c: +//if (dbg_gfx_e) +//{ + //if (vbank==dbg_vbank) + { + if (game_id==MAZERBLA) + color_base = 0x80; /* 0x80 constant: matches Mazer Blazer movie */ + + if (game_id==GREATGUN) + color_base = 0x0; + + for (y = 0; y <= pix_ysize; y++) + { + for (x = 0; x <= pix_xsize; x++) + { + UINT8 pixeldata = rom[(offs + (bits>>3)) % 0x2000]; + UINT8 data = (pixeldata>>(6-(bits&7))) & 3; + UINT8 col = 0; + + switch(data) + { + case 0: + col = color_base | ((color &0x0f)); //background PEN + break; + case 1: + col = color_base | ((color &0xf0)>>4); //foreground PEN + break; + case 2: + col = color_base | ((color2 &0x0f)); //background PEN2 + break; + case 3: + col = color_base | ((color2 &0xf0)>>4); //foreground PEN2 + break; + } + + if ( ((xpos+x)<256) && ((ypos+y)<256) ) + { + *BITMAP_ADDR16(tmpbitmaps[plane], ypos+y, xpos+x) = col; + } + + bits+=2; + } + } + } +//} + break; + + /* 1 bit per pixel */ + case 0x0b:/* verified - 1bpp ; used for 'cleaning' using color 0xff */ + case 0x0a:/* verified - 1bpp */ + case 0x09:/* verified - 1bpp: gun crosshair */ + case 0x08:/* */ +//if (dbg_gfx_e) +//{ + //if (vbank==dbg_vbank) + { + if (game_id==MAZERBLA) + color_base = 0x80; /* 0x80 - good for Mazer Blazer: (only in game, CRT test mode is bad) */ + + if (game_id==GREATGUN) + color_base = 0x0; /* 0x00 - good for Great Guns: (both in game and CRT test mode) */ + for (y = 0; y <= pix_ysize; y++) + { + for (x = 0; x <= pix_xsize; x++) + { + UINT8 pixeldata = rom[(offs + (bits>>3)) % 0x2000]; + UINT8 data = (pixeldata>>(7-(bits&7))) & 1; + + /* color = 4 MSB = front PEN, 4 LSB = background PEN */ + + if ( ((xpos+x)<256) && ((ypos+y)<256) ) + { + *BITMAP_ADDR16(tmpbitmaps[plane], ypos+y, xpos+x) = data? color_base | ((color&0xf0)>>4): color_base | ((color&0x0f)); + } + + bits+=1; + } + } + } +//} + break; + + /* 4 bits per pixel */ + case 0x03: + case 0x01: + case 0x00: +//if (dbg_gfx_e) +//{ + //if (vbank==dbg_vbank) + { + if (game_id==MAZERBLA) + color_base = 0x80; /* 0x80 - good for Mazer Blazer: (only in game, CRT test mode is bad) */ + + if (game_id==GREATGUN) + color_base = 0x0; /* 0x00 - good for Great Guns: (both in game and CRT test mode) */ + + for (y = 0; y <= pix_ysize; y++) + { + for (x = 0; x <= pix_xsize; x++) + { + UINT8 pixeldata = rom[(offs + (bits>>3)) % 0x2000]; + UINT8 data = (pixeldata>>(4-(bits&7))) & 15; + UINT8 col = 0; + + col = color_base | data; + + if ( ((xpos+x)<256) && ((ypos+y)<256) ) + { + *BITMAP_ADDR16(tmpbitmaps[plane], ypos+y, xpos+x) = col; + } + + bits+=4; + } + } + } +//} + break; + default: + popmessage("not supported VCU drawing mode=%2x", mode); + break; + } + return 0; +} + +static READ8_HANDLER( VCU_set_clr_addr_r ) +{ +int offs; +int x,y; +int bits = 0; + +UINT8 color_base=0; + +UINT8 * rom = memory_region(REGION_CPU3) + (gfx_rom_bank * 0x2000) + 0x10000; + +/* + //if (0) //(mode != 0x07) + { + logerror("paladr="); + logerror("%3x ",VCU_gfx_param_addr ); + + logerror("%02x ", cfb_ram[VCU_gfx_param_addr + 0] ); + logerror("x=%04x ", xpos ); //1,2 + logerror("y=%04x ", ypos ); //3,4 + logerror("color=%02x ", color); //5 + logerror("color2=%02x ", color2 ); //6 + logerror("mode=%02x ", mode ); //7 + logerror("xpix=%02x ", pix_xsize ); //8 + logerror("ypix=%02x ", pix_ysize ); //9 + + logerror("addr=%4i bank=%1i\n", offset, gfx_rom_bank); + + for (y=0; y<16; y++) + { + logerror("%04x: ",offset+y*16); + for (x=0; x<16; x++) + { + logerror("%02x ",cfb_ram[offset+x+y*16]); + } + logerror("\n"); + } + } + +*/ + +/* copy palette / CLUT(???) */ + + + switch(mode) + { + case 0x13: /* draws sprites?? in mazer blazer and ... wrong sprite in place of targeting-cross and UFO laser */ + case 0x03: +/* ... this may proove that there is really only one area and that + the draw command/palette selector is done via the 'mode' only ... */ + //if (dbg_clr_e) + { + offs = VCU_gfx_addr; + + if (game_id==MAZERBLA) + color_base = 0x80; /* 0x80 constant: matches Mazer Blazer movie */ + + if (game_id==GREATGUN) + color_base = 0x0; + + for (y = 0; y <= pix_ysize; y++) + { + for (x = 0; x <= pix_xsize; x++) + { + UINT8 pixeldata = rom[(offs + (bits>>3)) % 0x2000]; + UINT8 data = (pixeldata>>(6-(bits&7))) & 3; + UINT8 col = 0; + + switch(data) + { + case 0: + col = color_base | ((color &0x0f)); //background PEN + break; + case 1: + col = color_base | ((color &0xf0)>>4); //foreground PEN + break; + case 2: + col = color_base | ((color2 &0x0f)); //background PEN2 + break; + case 3: + col = color_base | ((color2 &0xf0)>>4); //foreground PEN2 + break; + } + + if ( ((xpos+x)<256) && ((ypos+y)<256) ) + { + *BITMAP_ADDR16(tmpbitmaps[plane], ypos+y, xpos+x) = col; + } + + bits+=2; + } + } + } + break; + +/* Palette / "something else" write mode */ + case 0x07: + + offs = offset; + + switch(ypos) + { + case 6: //seems to encode palete write + { + int r,g,b, bit0, bit1, bit2; + +//pix_xsize and pix_ysize seem to be related to palette length ? (divide by 2) + int lookup_offs = (ypos>>1)*256; //=3*256 + + for (y=0; y<16; y++) + { + for (x=0; x<16; x++) + { + UINT8 colour = cfb_ram[ offs + x + y*16 ]; + + /* red component */ + bit1 = (colour >> 7) & 0x01; + bit0 = (colour >> 6) & 0x01; + r = combine_2_weights(weights_r, bit0, bit1); + + /* green component */ + bit2 = (colour >> 5) & 0x01; + bit1 = (colour >> 4) & 0x01; + bit0 = (colour >> 3) & 0x01; + g = combine_3_weights(weights_g, bit0, bit1, bit2); + + /* blue component */ + bit2 = (colour >> 2) & 0x01; + bit1 = (colour >> 1) & 0x01; + bit0 = (colour >> 0) & 0x01; + b = combine_3_weights(weights_b, bit0, bit1, bit2); + + if ((x+y*16)<255)//keep color 255 free for use as background color + palette_set_color(Machine, x+y*16, MAKE_RGB(r, g, b)); + + lookup_RAM[ lookup_offs + x + y*16 ] = colour; + } + } + } + break; + case 4: //seems to encode lookup???? table write + { + int lookup_offs = (ypos>>1)*256; //=2*256 + + for (y=0; y<16; y++) + { + for (x=0; x<16; x++) + { + UINT8 dat = cfb_ram[ offs + x + y*16 ]; + lookup_RAM[ lookup_offs + x + y*16 ] = dat; + } + } + } + break; + case 2: //seems to encode lookup???? table write + { + int lookup_offs = (ypos>>1)*256; //=1*256 + + for (y=0; y<16; y++) + { + for (x=0; x<16; x++) + { + UINT8 dat = cfb_ram[ offs + x + y*16 ]; + lookup_RAM[ lookup_offs + x + y*16 ] = dat; + } + } + } + break; + case 0: //seems to encode lookup???? table write + { + int lookup_offs = (ypos>>1)*256; //=0*256 + + for (y=0; y<16; y++) + { + for (x=0; x<16; x++) + { + UINT8 dat = cfb_ram[ offs + x + y*16 ]; + lookup_RAM[ lookup_offs + x + y*16 ] = dat; + } + } + } + break; + + default: + popmessage("not supported lookup/color write mode=%2x", ypos); + break; + } + break; + + default: + popmessage("not supported VCU color mode=%2x", mode); + break; + + } + + return 0; +} + +static ADDRESS_MAP_START( readmem_cpu3, ADDRESS_SPACE_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x37ff) AM_READ(MRA8_ROM) + AM_RANGE(0x3800, 0x3fff) AM_READ(sharedram_CFB_ZPU_r) + AM_RANGE(0x4000, 0x5fff) AM_READ(MRA8_BANK1) /* GFX roms */ + AM_RANGE(0x6000, 0x67ff) AM_READ(cfb_ram_r) /* RAM for VCU commands and parameters */ + + AM_RANGE(0xa000, 0xa7ff) AM_READ(VCU_set_cmd_param_r) /* VCU command and parameters LOAD */ + AM_RANGE(0xc000, 0xdfff) AM_READ(VCU_set_gfx_addr_r) /* gfx LOAD (blit) */ + AM_RANGE(0xe000, 0xffff) AM_READ(VCU_set_clr_addr_r) /* palette? LOAD */ +ADDRESS_MAP_END + +static ADDRESS_MAP_START( writemem_cpu3, ADDRESS_SPACE_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x37ff) AM_WRITE(MWA8_ROM) + AM_RANGE(0x3800, 0x3fff) AM_WRITE(sharedram_CFB_ZPU_w) AM_BASE(&cfb_zpu_sharedram) + AM_RANGE(0x4000, 0x4003) AM_WRITE(VCU_video_reg_w) + AM_RANGE(0x6000, 0x67ff) AM_WRITE(cfb_ram_w) AM_BASE(&cfb_ram) +ADDRESS_MAP_END + + + + + + +/* Great Guns */ + +static UINT8 soundlatch; + +static READ8_HANDLER( soundcommand_r ) +{ + return soundlatch; +} + +static TIMER_CALLBACK( delayed_sound_w ) +{ + soundlatch = param; + + /* cause NMI on sound CPU */ + cpunum_set_input_line(1, INPUT_LINE_NMI, ASSERT_LINE); +} + + +static WRITE8_HANDLER( main_sound_w ) +{ + timer_call_after_resynch(data & 0xff, delayed_sound_w); +} + + +static ADDRESS_MAP_START( gg_readport, ADDRESS_SPACE_IO, 8 ) + ADDRESS_MAP_FLAGS( AMEF_ABITS(8) ) + AM_RANGE(0x62, 0x62) AM_READ(zpu_inputs_r) +ADDRESS_MAP_END +static ADDRESS_MAP_START( gg_writeport, ADDRESS_SPACE_IO, 8 ) + ADDRESS_MAP_FLAGS( AMEF_ABITS(8) ) + AM_RANGE(0x4c, 0x4c) AM_WRITE(main_sound_w) + AM_RANGE(0x60, 0x60) AM_WRITE(zpu_bcd_decoder_w) + AM_RANGE(0x66, 0x66) AM_WRITE(MWA8_NOP) + AM_RANGE(0x68, 0x68) AM_WRITE(MWA8_NOP) + + AM_RANGE(0x6e, 0x6f) AM_WRITE(zpu_led_w) +ADDRESS_MAP_END + + + + +/* frequency is 14.318 MHz/16/16/16/16 */ +static INTERRUPT_GEN( sound_interrupt ) +{ + cpunum_set_input_line(1, 0, ASSERT_LINE); +} + +static WRITE8_HANDLER( sound_int_clear_w ) +{ + cpunum_set_input_line(1, 0, CLEAR_LINE); +} +static WRITE8_HANDLER( sound_nmi_clear_w ) +{ + cpunum_set_input_line(1, INPUT_LINE_NMI, CLEAR_LINE); +} + +static WRITE8_HANDLER( gg_led_ctrl_w ) +{ + /* bit 0, bit 1 - led on */ + set_led_status(1,data&0x01); +} + +static ADDRESS_MAP_START( sound_readmem, ADDRESS_SPACE_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x1fff) AM_READ(MRA8_ROM) + AM_RANGE(0x2000, 0x27ff) AM_READ(MRA8_RAM) + AM_RANGE(0x4000, 0x4000) AM_READ(AY8910_read_port_0_r) +ADDRESS_MAP_END + +static ADDRESS_MAP_START( sound_writemem, ADDRESS_SPACE_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x1fff) AM_WRITE(MWA8_ROM) + AM_RANGE(0x2000, 0x27ff) AM_WRITE(MWA8_RAM) /* main RAM (stack) */ + + AM_RANGE(0x4000, 0x4000) AM_WRITE(AY8910_control_port_0_w) + AM_RANGE(0x4001, 0x4001) AM_WRITE(AY8910_write_port_0_w) + AM_RANGE(0x6000, 0x6000) AM_WRITE(AY8910_control_port_1_w) + AM_RANGE(0x6001, 0x6001) AM_WRITE(AY8910_write_port_1_w) + + AM_RANGE(0x8000, 0x8000) AM_WRITE(sound_int_clear_w) + AM_RANGE(0xa000, 0xa000) AM_WRITE(sound_nmi_clear_w) +ADDRESS_MAP_END + + + + + + +static INPUT_PORTS_START( mazerbla ) + PORT_START /* Strobe 0: ZPU Switches */ + PORT_DIPNAME( 0x40, 0x40, "ZPU Switch 1" ) + PORT_DIPSETTING( 0x40, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x80, 0x80, "ZPU Switch 2" ) + PORT_DIPSETTING( 0x80, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + + PORT_START /* Strobe 1: Dip Switches 28-35*/ + PORT_DIPNAME( 0x03, 0x00, DEF_STR( Lives ) ) + PORT_DIPSETTING( 0x03, "6" ) + PORT_DIPSETTING( 0x02, "5" ) + PORT_DIPSETTING( 0x01, "4" ) + PORT_DIPSETTING( 0x00, "3" ) + PORT_DIPNAME( 0x0c, 0x00, "Freeze Time" ) + PORT_DIPSETTING( 0x0c, "1.5 seconds" ) + PORT_DIPSETTING( 0x08, "2.0 seconds" ) + PORT_DIPSETTING( 0x04, "2.5 seconds" ) + PORT_DIPSETTING( 0x00, "3.0 seconds" ) + PORT_DIPNAME( 0x30, 0x00, "Number of points for extra frezze & first life" ) + PORT_DIPSETTING( 0x30, "20000" ) + PORT_DIPSETTING( 0x20, "25000" ) + PORT_DIPSETTING( 0x10, "30000" ) + PORT_DIPSETTING( 0x00, "35000" ) + PORT_DIPNAME( 0xc0, 0x00, "Number of points for extra life other than first" ) + PORT_DIPSETTING( 0xc0, "40000" ) + PORT_DIPSETTING( 0x80, "50000" ) + PORT_DIPSETTING( 0x40, "60000" ) + PORT_DIPSETTING( 0x00, "70000" ) + + PORT_START /* Strobe 2: Dip Switches 20-27*/ + PORT_DIPNAME( 0x0f, 0x0f, DEF_STR( Coin_A ) ) + PORT_DIPSETTING( 0x06, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x02, DEF_STR( 4C_3C ) ) + PORT_DIPSETTING( 0x0f, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x01, DEF_STR( 4C_5C ) ) + PORT_DIPSETTING( 0x05, DEF_STR( 2C_3C ) ) + PORT_DIPSETTING( 0x00, DEF_STR( 4C_7C ) ) + PORT_DIPSETTING( 0x0e, DEF_STR( 1C_2C ) ) + PORT_DIPSETTING( 0x04, DEF_STR( 2C_5C ) ) + PORT_DIPSETTING( 0x0d, DEF_STR( 1C_3C ) ) + PORT_DIPSETTING( 0x03, DEF_STR( 2C_7C ) ) + PORT_DIPSETTING( 0x0c, DEF_STR( 1C_4C ) ) + PORT_DIPSETTING( 0x0b, DEF_STR( 1C_5C ) ) + PORT_DIPSETTING( 0x0a, DEF_STR( 1C_6C ) ) + PORT_DIPSETTING( 0x09, DEF_STR( 1C_7C ) ) + PORT_DIPSETTING( 0x08, "1 Coin/10 Credits" ) + PORT_DIPSETTING( 0x07, "1 Coin/14 Credits" ) + + PORT_DIPNAME( 0xf0, 0xf0, DEF_STR( Coin_B ) ) + PORT_DIPSETTING( 0x60, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x20, DEF_STR( 4C_3C ) ) + PORT_DIPSETTING( 0xf0, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x10, DEF_STR( 4C_5C ) ) + PORT_DIPSETTING( 0x50, DEF_STR( 2C_3C ) ) + PORT_DIPSETTING( 0x00, DEF_STR( 4C_7C ) ) + PORT_DIPSETTING( 0xe0, DEF_STR( 1C_2C ) ) + PORT_DIPSETTING( 0x40, DEF_STR( 2C_5C ) ) + PORT_DIPSETTING( 0xd0, DEF_STR( 1C_3C ) ) + PORT_DIPSETTING( 0x30, DEF_STR( 2C_7C ) ) + PORT_DIPSETTING( 0xc0, DEF_STR( 1C_4C ) ) + PORT_DIPSETTING( 0xb0, DEF_STR( 1C_5C ) ) + PORT_DIPSETTING( 0xa0, DEF_STR( 1C_6C ) ) + PORT_DIPSETTING( 0x90, DEF_STR( 1C_7C ) ) + PORT_DIPSETTING( 0x80, "1 Coin/10 Credits" ) + PORT_DIPSETTING( 0x70, "1 Coin/14 Credits" ) + + PORT_START /* Strobe 3: Dip Switches 12-19*/ + PORT_DIPNAME( 0x01, 0x01, "Service Index" ) + PORT_DIPSETTING( 0x01, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x02, 0x02, "Switch Test" ) + PORT_DIPSETTING( 0x02, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x04, 0x04, DEF_STR( Free_Play ) ) + PORT_DIPSETTING( 0x04, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x08, 0x08, "Player Immortality" ) + PORT_DIPSETTING( 0x08, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x10, 0x10, "Super Shot" ) + PORT_DIPSETTING( 0x10, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x20, 0x00, DEF_STR( Demo_Sounds ) ) + PORT_DIPSETTING( 0x20, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x40, 0x40, DEF_STR( Unknown ) ) //probably unused + PORT_DIPSETTING( 0x40, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x80, 0x80, DEF_STR( Unknown ) ) //probably unused + PORT_DIPSETTING( 0x80, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + + PORT_START /* Strobe 4: Dip Switches 4-11 */ + PORT_DIPNAME( 0x03, 0x02, "Number of Freezes" ) + PORT_DIPSETTING( 0x03, "4" ) + PORT_DIPSETTING( 0x02, "3" ) + PORT_DIPSETTING( 0x01, "2" ) + PORT_DIPSETTING( 0x00, "1" ) + PORT_DIPNAME( 0x04, 0x04, "Gun Knocker" ) + PORT_DIPSETTING( 0x04, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + //dips 7-11 - not listed in manual + PORT_DIPNAME( 0x08, 0x08, DEF_STR( Unknown ) ) //probably unused + PORT_DIPSETTING( 0x08, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x10, 0x10, DEF_STR( Unknown ) ) //probably unused + PORT_DIPSETTING( 0x10, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unknown ) ) //probably unused + PORT_DIPSETTING( 0x20, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x40, 0x40, DEF_STR( Unknown ) ) //probably unused + PORT_DIPSETTING( 0x40, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x80, 0x80, DEF_STR( Unknown ) ) //probably unused + PORT_DIPSETTING( 0x80, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + + PORT_START /* Strobe 5: coin1&2, start1&2, fire */ + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN2 ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN1 ) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_START1 ) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START2 ) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN ) + + PORT_START /* Strobe 6: horizontal movement of gun */ + PORT_BIT( 0xff, 0x80, IPT_AD_STICK_X ) PORT_SENSITIVITY(25) PORT_KEYDELTA(7) PORT_REVERSE PORT_PLAYER(1) + PORT_START /* Strobe 7: vertical movement of gun */ + PORT_BIT( 0xff, 0x80, IPT_AD_STICK_Y ) PORT_SENSITIVITY(25) PORT_KEYDELTA(7) PORT_PLAYER(1) + +/* Mazer Blazer cabinet has only one gun, really */ + PORT_START /* Strobe 8: horizontal movement of gun */ + PORT_BIT( 0xff, 0x80, IPT_AD_STICK_X ) PORT_SENSITIVITY(25) PORT_KEYDELTA(7) PORT_REVERSE PORT_PLAYER(2) + PORT_START /* Strobe 9: vertical movement of gun */ + PORT_BIT( 0xff, 0x80, IPT_AD_STICK_Y ) PORT_SENSITIVITY(25) PORT_KEYDELTA(7) PORT_PLAYER(2) +INPUT_PORTS_END + +static INPUT_PORTS_START( greatgun ) + PORT_START /* Strobe 0: ZPU Switches */ + PORT_DIPNAME( 0x40, 0x40, "ZPU Switch 1" ) + PORT_DIPSETTING( 0x40, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x80, 0x80, "ZPU Switch 2" ) + PORT_DIPSETTING( 0x80, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + + PORT_START /* Strobe 1: Dip Switches 28-35*/ + PORT_DIPNAME( 0x03, 0x00, "Starting Number of Bullets/Credit" ) + PORT_DIPSETTING( 0x03, "60" ) + PORT_DIPSETTING( 0x02, "70" ) + PORT_DIPSETTING( 0x01, "80" ) + PORT_DIPSETTING( 0x00, "90" ) + PORT_DIPNAME( 0x0c, 0x00, "Target Size" ) + PORT_DIPSETTING( 0x0c, "7 x 7" ) + PORT_DIPSETTING( 0x08, "9 x 9" ) + PORT_DIPSETTING( 0x04, "11x11" ) + PORT_DIPSETTING( 0x00, "7 x 7" ) + PORT_DIPNAME( 0x70, 0x00, "Number of points for extra bullet" ) + PORT_DIPSETTING( 0x70, "1000" ) + PORT_DIPSETTING( 0x60, "2000" ) + PORT_DIPSETTING( 0x50, "3000" ) + PORT_DIPSETTING( 0x40, "4000" ) + PORT_DIPSETTING( 0x30, "5000" ) + PORT_DIPSETTING( 0x20, "6000" ) + PORT_DIPSETTING( 0x10, "7000" ) + PORT_DIPSETTING( 0x00, "8000" ) + /* from manual: + "This switch is used when an optional coin return or ticket dispenser is used" + */ + PORT_DIPNAME( 0x80, 0x00, "Number of coins or tickets returned" ) + PORT_DIPSETTING( 0x80, "1" ) + PORT_DIPSETTING( 0x00, "2" ) + + PORT_START /* Strobe 2: Dip Switches 20-27*/ + PORT_DIPNAME( 0x0f, 0x0f, DEF_STR( Coin_A ) ) + PORT_DIPSETTING( 0x06, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x02, DEF_STR( 4C_3C ) ) + PORT_DIPSETTING( 0x0f, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x01, DEF_STR( 4C_5C ) ) + PORT_DIPSETTING( 0x05, DEF_STR( 2C_3C ) ) + PORT_DIPSETTING( 0x00, DEF_STR( 4C_7C ) ) + PORT_DIPSETTING( 0x0e, DEF_STR( 1C_2C ) ) + PORT_DIPSETTING( 0x04, DEF_STR( 2C_5C ) ) + PORT_DIPSETTING( 0x0d, DEF_STR( 1C_3C ) ) + PORT_DIPSETTING( 0x03, DEF_STR( 2C_7C ) ) + PORT_DIPSETTING( 0x0c, DEF_STR( 1C_4C ) ) + PORT_DIPSETTING( 0x0b, DEF_STR( 1C_5C ) ) + PORT_DIPSETTING( 0x0a, DEF_STR( 1C_6C ) ) + PORT_DIPSETTING( 0x09, DEF_STR( 1C_7C ) ) + PORT_DIPSETTING( 0x08, "1 Coin/10 Credits" ) + PORT_DIPSETTING( 0x07, "1 Coin/14 Credits" ) + + PORT_DIPNAME( 0xf0, 0xf0, DEF_STR( Coin_B ) ) + PORT_DIPSETTING( 0x60, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x20, DEF_STR( 4C_3C ) ) + PORT_DIPSETTING( 0xf0, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x10, DEF_STR( 4C_5C ) ) + PORT_DIPSETTING( 0x50, DEF_STR( 2C_3C ) ) + PORT_DIPSETTING( 0x00, DEF_STR( 4C_7C ) ) + PORT_DIPSETTING( 0xe0, DEF_STR( 1C_2C ) ) + PORT_DIPSETTING( 0x40, DEF_STR( 2C_5C ) ) + PORT_DIPSETTING( 0xd0, DEF_STR( 1C_3C ) ) + PORT_DIPSETTING( 0x30, DEF_STR( 2C_7C ) ) + PORT_DIPSETTING( 0xc0, DEF_STR( 1C_4C ) ) + PORT_DIPSETTING( 0xb0, DEF_STR( 1C_5C ) ) + PORT_DIPSETTING( 0xa0, DEF_STR( 1C_6C ) ) + PORT_DIPSETTING( 0x90, DEF_STR( 1C_7C ) ) + PORT_DIPSETTING( 0x80, "1 Coin/10 Credits" ) + PORT_DIPSETTING( 0x70, "1 Coin/14 Credits" ) + + PORT_START /* Strobe 3: Dip Switches 12-19*/ + PORT_DIPNAME( 0x01, 0x01, "Service Index" ) + PORT_DIPSETTING( 0x01, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x02, 0x02, "Switch Test" ) + PORT_DIPSETTING( 0x02, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x04, 0x04, DEF_STR( Free_Play ) ) + PORT_DIPSETTING( 0x04, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x08, 0x08, "Player Immortality" ) + PORT_DIPSETTING( 0x08, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x10, 0x10, "Rack Advance" ) + PORT_DIPSETTING( 0x10, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x20, 0x00, DEF_STR( Demo_Sounds ) ) + PORT_DIPSETTING( 0x20, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x40, 0x40, DEF_STR( Unknown ) ) //probably unused + PORT_DIPSETTING( 0x40, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x80, 0x80, DEF_STR( Unknown ) ) //probably unused + PORT_DIPSETTING( 0x80, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + + PORT_START /* Strobe 4: Dip Switches 4-11 */ + PORT_DIPNAME( 0x01, 0x01, "Free game/coin return" ) + PORT_DIPSETTING( 0x01, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + //dips 5-11 - not listed in manual + PORT_DIPNAME( 0x02, 0x02, DEF_STR( Unknown ) ) + PORT_DIPSETTING( 0x02, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x04, 0x04, DEF_STR( Unknown ) ) + PORT_DIPSETTING( 0x04, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x08, 0x08, DEF_STR( Unknown ) ) + PORT_DIPSETTING( 0x08, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x10, 0x10, DEF_STR( Unknown ) ) + PORT_DIPSETTING( 0x10, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unknown ) ) + PORT_DIPSETTING( 0x20, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x40, 0x40, DEF_STR( Unknown ) ) + PORT_DIPSETTING( 0x40, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x80, 0x80, DEF_STR( Unknown ) ) + PORT_DIPSETTING( 0x80, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + + PORT_START /* Strobe 5: coin1&2, start1&2, fire */ + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN2 ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN1 ) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_START1 ) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START2 ) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON3 ) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON4 ) + + PORT_START /* Strobe 6: horizontal movement of gun */ + PORT_BIT( 0xff, 0x80, IPT_AD_STICK_X ) PORT_SENSITIVITY(25) PORT_KEYDELTA(7) PORT_PLAYER(1) + PORT_START /* Strobe 7: vertical movement of gun */ + PORT_BIT( 0xff, 0x80, IPT_AD_STICK_Y ) PORT_SENSITIVITY(25) PORT_KEYDELTA(7) PORT_PLAYER(1) + + PORT_START /* Strobe 8: horizontal movement of gun */ + PORT_BIT( 0xff, 0x80, IPT_AD_STICK_X ) PORT_SENSITIVITY(25) PORT_KEYDELTA(7) PORT_PLAYER(2) + PORT_START /* Strobe 9: vertical movement of gun */ + PORT_BIT( 0xff, 0x80, IPT_AD_STICK_Y ) PORT_SENSITIVITY(25) PORT_KEYDELTA(7) PORT_PLAYER(2) +INPUT_PORTS_END + + + + +static MACHINE_RESET( mazerbla ) +{ + game_id = MAZERBLA; + zpu_int_vector = 0xff; + cpunum_set_irq_callback(0, irq_callback); +} + + +static MACHINE_RESET( greatgun ) +{ + game_id = GREATGUN; + zpu_int_vector = 0xff; + cpunum_set_irq_callback(0, irq_callback); + + +//patch VCU test +//VCU test starts at PC=0x56f + memory_region(REGION_CPU3)[0x05b6] = 0; + memory_region(REGION_CPU3)[0x05b7] = 0; +//so we also need to patch ROM checksum test + memory_region(REGION_CPU3)[0x037f] = 0; + memory_region(REGION_CPU3)[0x0380] = 0; +} + + +/* only Great Guns */ +static struct AY8910interface ay8912_interface_1 = +{ + 0, + soundcommand_r +}; + +static struct AY8910interface ay8912_interface_2 = +{ + 0, + 0, + 0, + gg_led_ctrl_w +}; + + +static MACHINE_DRIVER_START( mazerbla ) + /* basic machine hardware */ + MDRV_CPU_ADD(Z80, 4000000) /* 4 MHz, no NMI, IM2 - vectors at 0xf8, 0xfa, 0xfc */ + MDRV_CPU_PROGRAM_MAP(readmem,writemem) + MDRV_CPU_IO_MAP(readport,writeport) + + MDRV_CPU_ADD(Z80, 4000000) /* 4 MHz, NMI, IM1 INT */ + MDRV_CPU_PROGRAM_MAP(readmem_cpu2,writemem_cpu2) + MDRV_CPU_IO_MAP(readport_cpu2,writeport_cpu2) +//MDRV_CPU_PERIODIC_INT(irq0_line_hold, 400 ) /* frequency in Hz */ + + MDRV_CPU_ADD(Z80, 4000000) /* 4 MHz, no NMI, IM1 INT */ + MDRV_CPU_PROGRAM_MAP(readmem_cpu3,writemem_cpu3) + MDRV_CPU_IO_MAP(readport_cpu3,writeport_cpu3_mb) +/* (vblank related ??) int generated by a custom video processor +and cleared on ANY port access. +but handled differently for now +*/ + MDRV_CPU_VBLANK_INT(irq0_line_hold,1) + + MDRV_SCREEN_REFRESH_RATE(60) + MDRV_SCREEN_VBLANK_TIME(DEFAULT_REAL_60HZ_VBLANK_DURATION) + + /* synchronization forced on the fly */ + + MDRV_MACHINE_RESET(mazerbla) + + /* video hardware */ + MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER) + MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) + MDRV_SCREEN_SIZE(40*8, 32*8) + MDRV_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 0*8, 32*8-1) + MDRV_PALETTE_LENGTH(256) + + MDRV_PALETTE_INIT(mazerbla) + MDRV_VIDEO_START(mazerbla) + MDRV_VIDEO_UPDATE(mazerbla) + + /* sound hardware */ +MACHINE_DRIVER_END + + +static MACHINE_DRIVER_START( greatgun ) + + /* basic machine hardware */ + MDRV_CPU_ADD(Z80, 4000000) /* 4 MHz, no NMI, IM2 - vectors at 0xf8, 0xfa, 0xfc */ + MDRV_CPU_PROGRAM_MAP(readmem,writemem) + MDRV_CPU_IO_MAP(gg_readport,gg_writeport) + + MDRV_CPU_ADD(Z80, 14318000 / 4) /* 3.579500 MHz, NMI - caused by sound command write, periodic INT */ + MDRV_CPU_PROGRAM_MAP(sound_readmem,sound_writemem) + MDRV_CPU_PERIODIC_INT(sound_interrupt, (double)14318180/16/16/16/16 ) + + MDRV_CPU_ADD(Z80, 4000000) /* 4 MHz, no NMI, IM1 INT */ + MDRV_CPU_PROGRAM_MAP(readmem_cpu3,writemem_cpu3) + MDRV_CPU_IO_MAP(readport_cpu3,writeport_cpu3_gg) +/* (vblank related ??) int generated by a custom video processor +and cleared on ANY port access. +but handled differently for now +*/ + MDRV_CPU_VBLANK_INT(irq0_line_hold,1) + + MDRV_SCREEN_REFRESH_RATE(60) + MDRV_SCREEN_VBLANK_TIME(DEFAULT_REAL_60HZ_VBLANK_DURATION) + + MDRV_MACHINE_RESET(greatgun) + + /* video hardware */ + MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER) + MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) + MDRV_SCREEN_SIZE(40*8, 32*8) + MDRV_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 0*8, 32*8-1) + MDRV_PALETTE_LENGTH(256) + + MDRV_PALETTE_INIT(mazerbla) + MDRV_VIDEO_START(mazerbla) + MDRV_VIDEO_UPDATE(greatgun) + + /* sound hardware */ + MDRV_SPEAKER_STANDARD_MONO("mono") + + MDRV_SOUND_ADD(AY8910, 14318000 / 8) + MDRV_SOUND_CONFIG(ay8912_interface_1) + MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.30) + + MDRV_SOUND_ADD(AY8910, 14318000 / 8) + MDRV_SOUND_CONFIG(ay8912_interface_2) + MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0) +MACHINE_DRIVER_END + + +/*************************************************************************** + + Game driver(s) + +***************************************************************************/ + +ROM_START( mazerbla ) + ROM_REGION( 0x10000, REGION_CPU1, 0 ) /* 64k for main CPU (ZPU board) */ + ROM_LOAD( "mblzpu0.bin",0x0000, 0x2000, CRC(82766187) SHA1(cfc425c87cccb84180f1091998eafeaede126d9d) ) + ROM_LOAD( "mblzpu1.bin",0x2000, 0x2000, CRC(8ba2b3f9) SHA1(1d203332e434d1d9821f98c6ac959ae65dcc51ef) ) + ROM_LOAD( "mblzpu2.bin",0x4000, 0x2000, CRC(48e5306c) SHA1(d27cc85d24c7b6c23c5c96be4dad5cae6e8069be) ) + ROM_LOAD( "mblzpu3.bin",0x6000, 0x2000, CRC(eba91546) SHA1(8c1da4e0d9b562dbbf7c7583dbf567c804eb670f) ) + + ROM_REGION( 0x10000, REGION_CPU2, 0 ) /* 64k for sound CPU (VSB board) */ + ROM_LOAD( "mblvsb0.bin",0x0000, 0x1000, CRC(0cf7a1c3) SHA1(af27e3a3b51d03d46c62c2797268744d0577d075) ) + ROM_LOAD( "mblvsb1.bin",0x1000, 0x1000, CRC(0b8d0e43) SHA1(b3ddb7561e715a58ca512fe76e53cda39402a8e4) ) + + ROM_REGION( 0x18000, REGION_CPU3, 0 ) /* 64k for video CPU (CFB board) */ + ROM_LOAD( "mblrom0.bin",0x0000, 0x2000, CRC(948a2c5e) SHA1(d693f1b96caf31649f600c5038bb79b0d1d16133) ) + + ROM_LOAD( "mblrom2.bin",0x10000,0x2000, CRC(36237058) SHA1(9db8fced37a3d40c4ea5b87ea18ac8e75d71e586) )/*banked at 0x4000 (select=0)*/ + ROM_LOAD( "mblrom3.bin",0x12000,0x2000, CRC(18d75d7f) SHA1(51c35ea4a2127439a1299863eb74e57be833e2e4) )/*banked at 0x4000 (select=1)*/ + /* empty socket??? (the *name* of next rom seems good ?) or wrong schematics ?*/ + ROM_LOAD( "mblrom4.bin",0x16000,0x2000, CRC(1805acdc) SHA1(40b8e70e6ba69ac864af0b276e81218e63e48deb) )/*banked at 0x4000 (select=3)*/ + + ROM_REGION( 0x00240, REGION_PROMS, 0 ) + ROM_LOAD( "sndprom.8b", 0x0000, 0x0020, CRC(d558af5a) SHA1(060556beeb1f6732c4520dcfb0086c428f7b9ce3) ) + ROM_LOAD( "sndprom.9b", 0x0020, 0x0020, CRC(0390d748) SHA1(df0f750c1df45cc7bfb9dbabfa2b94563d19172a) ) + ROM_LOAD( "sndprom.8g", 0x0040, 0x0100, CRC(19680615) SHA1(c309eb83e66b202bae9174dc2ffce231fca40644) ) + ROM_LOAD( "sndprom.9g", 0x0140, 0x0100, CRC(f8c2c85b) SHA1(d9514af5682a2c5dec5366dcbdf5c7f6ef9f5380) ) +ROM_END + +ROM_START( mzrblzra ) + ROM_REGION( 0x10000, REGION_CPU1, 0 ) /* 64k for main CPU (ZPU board) */ + ROM_LOAD( "zpu0", 0x0000, 0x2000, CRC(aa77705c) SHA1(ef93c3eaa66591bef495caa101ef2aff93f2de8c) ) + ROM_LOAD( "zpu1", 0x2000, 0x2000, CRC(599e1b97) SHA1(ceeb3017d6130d4d54ff4436261f2d3f2a29f8ab) ) + ROM_LOAD( "zpu2", 0x4000, 0x2000, CRC(e1504613) SHA1(815b56e067d60dda6c5ebed97ef8da3f6c2927ad) ) + ROM_LOAD( "zpu3", 0x6000, 0x2000, CRC(fd27f409) SHA1(e3d49b931325c75cc0c1075944095bb48501501f) ) + + ROM_REGION( 0x10000, REGION_CPU2, 0 ) /* 64k for sound CPU (VSB board) */ + ROM_LOAD( "mblvsb0.bin",0x0000, 0x1000, CRC(0cf7a1c3) SHA1(af27e3a3b51d03d46c62c2797268744d0577d075) ) + ROM_LOAD( "mblvsb1.bin",0x1000, 0x1000, CRC(0b8d0e43) SHA1(b3ddb7561e715a58ca512fe76e53cda39402a8e4) ) + + ROM_REGION( 0x18000, REGION_CPU3, 0 ) /* 64k for video CPU (CFB board) */ + ROM_LOAD( "mblrom0.bin",0x0000, 0x2000, CRC(948a2c5e) SHA1(d693f1b96caf31649f600c5038bb79b0d1d16133) ) + + ROM_LOAD( "mblrom2.bin",0x10000,0x2000, CRC(36237058) SHA1(9db8fced37a3d40c4ea5b87ea18ac8e75d71e586) )/*banked at 0x4000 (select=0)*/ + ROM_LOAD( "mblrom3.bin",0x12000,0x2000, CRC(18d75d7f) SHA1(51c35ea4a2127439a1299863eb74e57be833e2e4) )/*banked at 0x4000 (select=1)*/ + /* empty socket??? (the *name* of next rom seems good ?) or wrong schematics ?*/ + ROM_LOAD( "mblrom4.bin",0x16000,0x2000, CRC(1805acdc) SHA1(40b8e70e6ba69ac864af0b276e81218e63e48deb) )/*banked at 0x4000 (select=3)*/ + + ROM_REGION( 0x00240, REGION_PROMS, 0 ) + ROM_LOAD( "sndprom.8b", 0x0000, 0x0020, CRC(d558af5a) SHA1(060556beeb1f6732c4520dcfb0086c428f7b9ce3) ) + ROM_LOAD( "sndprom.9b", 0x0020, 0x0020, CRC(0390d748) SHA1(df0f750c1df45cc7bfb9dbabfa2b94563d19172a) ) + ROM_LOAD( "sndprom.8g", 0x0040, 0x0100, CRC(19680615) SHA1(c309eb83e66b202bae9174dc2ffce231fca40644) ) + ROM_LOAD( "sndprom.9g", 0x0140, 0x0100, CRC(f8c2c85b) SHA1(d9514af5682a2c5dec5366dcbdf5c7f6ef9f5380) ) +ROM_END + + +ROM_START( greatgun ) + ROM_REGION( 0x10000, REGION_CPU1, 0 ) /* 64k for main CPU (ZPU board) */ + ROM_LOAD( "zpu0",0x0000, 0x2000, CRC(80cf2cbf) SHA1(ea24b844ea6d8fc54adb2e28be68e1f3e1184b8b) ) + ROM_LOAD( "zpu1",0x2000, 0x2000, CRC(fc12af94) SHA1(65f5bca2853271c232bd02dfc3467e6a4f7f0a6f) ) + ROM_LOAD( "zpu2",0x4000, 0x2000, CRC(b34cfa26) SHA1(903adc6de0d34e5bc8fb0f8d3e74ff53204d8c68) ) + ROM_LOAD( "zpu3",0x6000, 0x2000, CRC(c142ebdf) SHA1(0b87740d26b19a05f65b811225ee0053ddb27d22) ) + + ROM_REGION( 0x10000, REGION_CPU2, 0 ) /* 64k for sound CPU (PSB board) */ + ROM_LOAD( "psba4",0x0000, 0x2000, CRC(172a793e) SHA1(3618a778af1f4a6267bf7e0786529be731ac9b76) ) + + ROM_REGION( 0x38000, REGION_CPU3, 0 ) /* 64k for video CPU (CFB board) */ + ROM_LOAD( "cfb0",0x0000, 0x2000, CRC(ee372b1f) SHA1(b630fd659d59eb8c2540f18d91ae0d72e859fc4f) ) + ROM_LOAD( "cfb1",0x2000, 0x2000, CRC(b76d9527) SHA1(8f16b850bd67d553aaaf7e176754e36aba581445) ) + + ROM_LOAD( "psb00",0x10000,0x2000, CRC(b4956100) SHA1(98baf5c27c76dc5c4eafc44f42705239504637fe) )/*banked at 0x4000*/ + ROM_LOAD( "psb01",0x12000,0x2000, CRC(acdce2ee) SHA1(96b8961afbd0006b10cfdc825aefe27ec18121ff) ) + ROM_LOAD( "psb02",0x14000,0x2000, CRC(cb840fc6) SHA1(c30c72d355e1957f3715e9fab701f65b9d7d632a) ) + ROM_LOAD( "psb03",0x16000,0x2000, CRC(86ea6f99) SHA1(ce5d42557d0a62eebe3d0cee28587d60707573e4) ) + ROM_LOAD( "psb04",0x18000,0x2000, CRC(65379893) SHA1(84bb755e23d5ce13b1c82e59f24f3890c50697cc) ) + ROM_LOAD( "psb05",0x1a000,0x2000, CRC(f82245cb) SHA1(fa1cab94a03ce7b8e45ea6eec572b21f268f7547) ) + ROM_LOAD( "psb06",0x1c000,0x2000, CRC(6b86794f) SHA1(72cf67ecf5a9198ecb44dd846de968e6cdd6458d) ) + ROM_LOAD( "psb07",0x1e000,0x2000, CRC(60a7abf3) SHA1(44b932d8af29ec706c29d6b71a8bac6318d92315) ) + ROM_LOAD( "psb08",0x20000,0x2000, CRC(854be14e) SHA1(ae9b1fe2443c87bb4334bc776f7bc7e5fa874f38) ) + ROM_LOAD( "psb09",0x22000,0x2000, CRC(b2e8afa3) SHA1(30a3d83bf1ec7885549b47f9569e9ae0d05b948d) ) + ROM_LOAD( "psb10",0x24000,0x2000, CRC(fbfb0aab) SHA1(2eb666a5eff31019b4ffdfc82e242ff47cd59527) ) + ROM_LOAD( "psb11",0x26000,0x2000, CRC(ddcd3cec) SHA1(7d0c3b4160b11ebe9b097664190d8ae605413baa) ) + ROM_LOAD( "psb12",0x28000,0x2000, CRC(c6617377) SHA1(29a6fc52e06c41f06ee333aad707c3a1952dff4d) ) + ROM_LOAD( "psb13",0x2a000,0x2000, CRC(aeab8555) SHA1(c398cac5210022e3c9e25a9f2ef1017b27c21e62) ) + ROM_LOAD( "psb14",0x2c000,0x2000, CRC(ef35e314) SHA1(2e20517ff89b153fd888cf4eb0404a802e16b1b7) ) + ROM_LOAD( "psb15",0x2e000,0x2000, CRC(1fafe83d) SHA1(d1d406275f50d87547aabe1295795099f341433d) ) + ROM_LOAD( "psb16",0x30000,0x2000, CRC(ec49864f) SHA1(7a3b295972b52682406f75c4fe12c29632452491) ) + ROM_LOAD( "psb17",0x32000,0x2000, CRC(d9778e85) SHA1(2998f0a08cdba8a75e687a54cb9a03edeb4b22cd) ) + ROM_LOAD( "psb18",0x34000,0x2000, CRC(ef61b6c0) SHA1(7e8a82beefb9fd8e219fc4d7d25a3a43ab8aadf7) ) + ROM_LOAD( "psb19",0x36000,0x2000, CRC(68752e0d) SHA1(58a4921e4f774af5e1ef7af67f06e9b43643ffab) ) + +ROM_END + + +GAME( 1983, mazerbla, 0, mazerbla, mazerbla, 0, ROT0, "Stern", "Mazer Blazer (set 1)", GAME_IMPERFECT_GRAPHICS |GAME_NO_SOUND | GAME_NOT_WORKING ) +GAME( 1983, mzrblzra, mazerbla, mazerbla, mazerbla, 0, ROT0, "Stern", "Mazer Blazer (set 2)", GAME_IMPERFECT_GRAPHICS |GAME_NO_SOUND | GAME_NOT_WORKING ) +GAME( 1983, greatgun, 0, greatgun, greatgun, 0, ROT0, "Stern", "Great Guns", GAME_IMPERFECT_GRAPHICS ) |