ROM_END
/*************************************
*
* Driver initialization
*
*************************************/
static DRIVER_INIT( roadriot )
{
static const UINT16 default_eeprom[] =
{
0x0001,0x01B7,0x01AF,0x01E4,0x0100,0x0130,0x0300,0x01CC,
0x0700,0x01FE,0x0500,0x0102,0x0200,0x0108,0x011B,0x01C8,
0x0100,0x0107,0x0120,0x0100,0x0125,0x0500,0x0177,0x0162,
0x013A,0x010A,0x01B7,0x01AF,0x01E4,0x0100,0x0130,0x0300,
0x01CC,0x0700,0x01FE,0x0500,0x0102,0x0200,0x0108,0x011B,
0x01C8,0x0100,0x0107,0x0120,0x0100,0x0125,0x0500,0x0177,
0x0162,0x013A,0x010A,0xE700,0x0164,0x0106,0x0100,0x0104,
0x01B0,0x0146,0x012E,0x1A00,0x01C8,0x01D0,0x0118,0x0D00,
0x0118,0x0100,0x01C8,0x01D0,0x0000
};
atarigen_eeprom_default = default_eeprom;
atarijsa_init(1, 3, 2, 0x0040);
atarijsa3_init_adpcm(REGION_SOUND1);
atarig42_playfield_base = 0x400;
atarig42_motion_object_base = 0x200;
atarig42_motion_object_mask = 0x1ff;
sloop_base = memory_install_read16_handler(0, ADDRESS_SPACE_PROGRAM, 0x000000, 0x07ffff, 0, 0, roadriot_sloop_data_r);
sloop_base = memory_install_write16_handler(0, ADDRESS_SPACE_PROGRAM, 0x000000, 0x07ffff, 0, 0, roadriot_sloop_data_w);
asic65_config(ASIC65_STANDARD);
/*
Road Riot color MUX
CRA10=!MGEP*!AN.VID7*AN.0 -- if (mopri < pfpri) && (!alpha)
+!AN.VID7*AN.0*MO.0 or if (mopix == 0) && (!alpha)
CRA9=MGEP*!AN.VID7*AN.0*!MO.0 -- if (mopri >= pfpri) && (mopix != 0) && (!alpha)
+!AN.VID7*AN.0*PF.VID9 or if (pfpix & 0x200) && (!alpha)
CRA8=MGEP*!AN.VID7*AN.0*!MO.0*MVID8 -- if (mopri >= pfpri) && (mopix != 0) && (mopix & 0x100) && (!alpha)
+!MGEP*!AN.VID7*AN.0*PF.VID8 or if (mopri < pfpri) && (pfpix & 0x100) && (!alpha)
+!AN.VID7*AN.0*MO.0*PF.VID8 or if (pfpix & 0x100) && (!alpha)
CRMUXB=!AN.VID7*AN.0 -- if (!alpha)
CRMUXA=!MGEP -- if (mopri < pfpri)
+MO.0 or (mopix == 0)
+AN.VID7 or (alpha)
+!AN.0
*/
}
static DRIVER_INIT( beathead )
{
/* initialize the common systems */
atarigen_eeprom_default = NULL;
atarijsa_init(1, 4, 2, 0x0040);
atarijsa3_init_adpcm(REGION_SOUND1);
/* prepare the speedups */
speedup_data = memory_install_read32_handler(0, ADDRESS_SPACE_PROGRAM, 0x00000ae8, 0x00000aeb, 0, 0, speedup_r);
movie_speedup_data = memory_install_read32_handler(0, ADDRESS_SPACE_PROGRAM, 0x00000804, 0x00000807, 0, 0, movie_speedup_r);
}
static DRIVER_INIT( guardian )
{
static const UINT16 default_eeprom[] =
{
0x0001,0x01FD,0x01FF,0x01EF,0x0100,0x01CD,0x0300,0x0104,
0x0700,0x0117,0x0F00,0x0133,0x1F00,0x0133,0x2400,0x0120,
0x0600,0x0104,0x0300,0x010C,0x01A0,0x0100,0x0152,0x0179,
0x012D,0x01BD,0x01FD,0x01FF,0x01EF,0x0100,0x01CD,0x0300,
0x0104,0x0700,0x0117,0x0F00,0x0133,0x1F00,0x0133,0x2400,
0x0120,0x0600,0x0104,0x0300,0x010C,0x01A0,0x0100,0x0152,
0x0179,0x012D,0x01BD,0x8C00,0x0118,0x01AB,0x015A,0x0100,
0x01D0,0x010B,0x01B8,0x01C7,0x01E2,0x0134,0x0100,0x010A,
0x01BE,0x016D,0x0142,0x0100,0x0120,0x0109,0x0110,0x0141,
0x0109,0x0100,0x0108,0x0134,0x0105,0x0148,0x1400,0x0000
};
atarigen_eeprom_default = default_eeprom;
atarijsa_init(1, 3, 2, 0x0040);
atarijsa3_init_adpcm(REGION_SOUND1);
atarig42_playfield_base = 0x000;
atarig42_motion_object_base = 0x400;
atarig42_motion_object_mask = 0x3ff;
/* it looks like they jsr to $80000 as some kind of protection */
/* put an RTS there so we don't die */
*(UINT16 *)&memory_region(REGION_CPU1)[0x80000] = 0x4E75;
sloop_base = memory_install_read16_handler(0, ADDRESS_SPACE_PROGRAM, 0x000000, 0x07ffff, 0, 0, guardians_sloop_data_r);
sloop_base = memory_install_write16_handler(0, ADDRESS_SPACE_PROGRAM, 0x000000, 0x07ffff, 0, 0, guardians_sloop_data_w);
asic65_config(ASIC65_GUARDIANS);
/*
Guardians color MUX
CRA10=MGEP*!AN.VID7*AN.0*!MO.0 -- if (mopri >= pfpri) && (!alpha) && (mopix != 0)
CRA9=MGEP*!AN.VID7*AN.0*!MO.0*MVID9 -- if (mopri >= pfpri) && (!alpha) && (mopix != 0) && (mopix & 0x200)
+!MGEP*!AN.VID7*AN.0*PF.VID9 or if (mopri < pfpri) && (!alpha) && (pfpix & 0x200)
+!AN.VID7*AN.0*MO.0*PF.VID9 or if (mopix == 0) && (!alpha) && (pfpix & 0x200)
CRA8=MGEP*!AN.VID7*AN.0*!MO.0*MVID8 -- if (mopri >= pfpri) && (!alpha) && (mopix != 0) && (mopix & 0x100)
+!MGEP*!AN.VID7*AN.0*PF.VID8 or if (mopri < pfpri) && (!alpha) && (pfpix & 0x100)
+!AN.VID7*AN.0*MO.0*PF.VID8 or if (mopix == 0) && (!alpha) && (pfpix & 0x100)
CRMUXB=!AN.VID7*AN.0 -- if (!alpha)
CRMUXA=!MGEP -- if (mopri < pfpri)
+MO.0 or (mopix == 0)
+AN.VID7 or (alpha)
+!AN.0
*/
}
static DRIVER_INIT( beathead )
{
/* initialize the common systems */
atarigen_eeprom_default = NULL;
atarijsa_init(1, 4, 2, 0x0040);
atarijsa3_init_adpcm(REGION_SOUND1);
atarigen_init_6502_speedup(1, 0x4321, 0x4339);
/* copy the ROM data */
memcpy(rom_base, memory_region(REGION_USER1), memory_region_length(REGION_USER1));
/* prepare the speedups */
speedup_data = install_mem_read32_handler(0, 0x00000ae8, 0x00000aeb, speedup_r);
movie_speedup_data = install_mem_read32_handler(0, 0x00000804, 0x00000807, movie_speedup_r);
}
