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rollerg.c
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C/C++ Source or Header
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2000-04-23
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12KB
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394 lines
/***************************************************************************
Rollergames (GX999) (c) 1991 Konami
driver by Nicola Salmoria
***************************************************************************/
#include "driver.h"
#include "vidhrdw/generic.h"
#include "vidhrdw/konamiic.h"
#include "cpu/konami/konami.h" /* for the callback and the firq irq definition */
#include "machine/eeprom.h"
/* prototypes */
static void rollerg_init_machine( void );
static void rollerg_banking( int lines );
int rollerg_vh_start(void);
void rollerg_vh_stop(void);
void rollerg_vh_screenrefresh(struct osd_bitmap *bitmap,int full_refresh);
static int readzoomroms;
static WRITE_HANDLER( rollerg_0010_w )
{
logerror("%04x: write %02x to 0010\n",cpu_get_pc(),data);
/* bits 0/1 are coin counters */
coin_counter_w(0,data & 0x01);
coin_counter_w(1,data & 0x02);
/* bit 2 enables 051316 ROM reading */
readzoomroms = data & 0x04;
/* bit 5 enables 051316 wraparound */
K051316_wraparound_enable(0, data & 0x20);
/* other bits unknown */
}
static READ_HANDLER( rollerg_K051316_r )
{
if (readzoomroms) return K051316_rom_0_r(offset);
else return K051316_0_r(offset);
}
static READ_HANDLER( rollerg_sound_r )
{
/* If the sound CPU is running, read the status, otherwise
just make it pass the test */
if (Machine->sample_rate != 0) return K053260_r(2 + offset);
else return 0x00;
}
static WRITE_HANDLER( soundirq_w )
{
cpu_cause_interrupt(1,0xff);
}
static void nmi_callback(int param)
{
cpu_set_nmi_line(1,ASSERT_LINE);
}
static WRITE_HANDLER( sound_arm_nmi_w )
{
cpu_set_nmi_line(1,CLEAR_LINE);
timer_set(TIME_IN_USEC(50),0,nmi_callback); /* kludge until the K053260 is emulated correctly */
}
static READ_HANDLER( pip_r )
{
return 0x7f;
}
static struct MemoryReadAddress readmem[] =
{
{ 0x0020, 0x0020, watchdog_reset_r },
{ 0x0030, 0x0031, rollerg_sound_r }, /* K053260 */
{ 0x0050, 0x0050, input_port_0_r },
{ 0x0051, 0x0051, input_port_1_r },
{ 0x0052, 0x0052, input_port_4_r },
{ 0x0053, 0x0053, input_port_2_r },
{ 0x0060, 0x0060, input_port_3_r },
{ 0x0061, 0x0061, pip_r }, /* ????? */
{ 0x0300, 0x030f, K053244_r },
{ 0x0800, 0x0fff, rollerg_K051316_r },
{ 0x1000, 0x17ff, K053245_r },
{ 0x1800, 0x1fff, paletteram_r },
{ 0x2000, 0x3aff, MRA_RAM },
{ 0x4000, 0x7fff, MRA_BANK1 },
{ 0x8000, 0xffff, MRA_ROM },
{ -1 } /* end of table */
};
static struct MemoryWriteAddress writemem[] =
{
{ 0x0010, 0x0010, rollerg_0010_w },
{ 0x0020, 0x0020, watchdog_reset_w },
{ 0x0030, 0x0031, K053260_w },
{ 0x0040, 0x0040, soundirq_w },
{ 0x0200, 0x020f, K051316_ctrl_0_w },
{ 0x0300, 0x030f, K053244_w },
{ 0x0800, 0x0fff, K051316_0_w },
{ 0x1000, 0x17ff, K053245_w },
{ 0x1800, 0x1fff, paletteram_xBBBBBGGGGGRRRRR_swap_w, &paletteram },
{ 0x2000, 0x3aff, MWA_RAM },
{ 0x4000, 0xffff, MWA_ROM },
{ -1 } /* end of table */
};
static struct MemoryReadAddress readmem_sound[] =
{
{ 0x0000, 0x7fff, MRA_ROM },
{ 0x8000, 0x87ff, MRA_RAM },
{ 0xa000, 0xa02f, K053260_r },
{ 0xc000, 0xc000, YM3812_status_port_0_r },
{ -1 } /* end of table */
};
static struct MemoryWriteAddress writemem_sound[] =
{
{ 0x0000, 0x7fff, MWA_ROM },
{ 0x8000, 0x87ff, MWA_RAM },
{ 0xa000, 0xa02f, K053260_w },
{ 0xc000, 0xc000, YM3812_control_port_0_w },
{ 0xc001, 0xc001, YM3812_write_port_0_w },
{ 0xfc00, 0xfc00, sound_arm_nmi_w },
{ -1 } /* end of table */
};
/***************************************************************************
Input Ports
***************************************************************************/
INPUT_PORTS_START( rollerg )
PORT_START
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON2 | IPF_PLAYER1 )
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON1 | IPF_PLAYER1 )
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT | IPF_8WAY | IPF_PLAYER1 )
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT | IPF_8WAY | IPF_PLAYER1 )
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN | IPF_8WAY | IPF_PLAYER1 )
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_UP | IPF_8WAY | IPF_PLAYER1 )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START1 )
PORT_START
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON2 | IPF_PLAYER2 )
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON1 | IPF_PLAYER2 )
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT | IPF_8WAY | IPF_PLAYER2 )
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT | IPF_8WAY | IPF_PLAYER2 )
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN | IPF_8WAY | IPF_PLAYER2 )
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_UP | IPF_8WAY | IPF_PLAYER2 )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START2 )
PORT_START
PORT_DIPNAME( 0x0f, 0x0f, DEF_STR( Coin_A ) )
PORT_DIPSETTING( 0x02, DEF_STR( 4C_1C ) )
PORT_DIPSETTING( 0x05, DEF_STR( 3C_1C ) )
PORT_DIPSETTING( 0x08, DEF_STR( 2C_1C ) )
PORT_DIPSETTING( 0x04, DEF_STR( 3C_2C ) )
PORT_DIPSETTING( 0x01, DEF_STR( 4C_3C ) )
PORT_DIPSETTING( 0x0f, DEF_STR( 1C_1C ) )
PORT_DIPSETTING( 0x03, DEF_STR( 3C_4C ) )
PORT_DIPSETTING( 0x07, DEF_STR( 2C_3C ) )
PORT_DIPSETTING( 0x0e, DEF_STR( 1C_2C ) )
PORT_DIPSETTING( 0x06, DEF_STR( 2C_5C ) )
PORT_DIPSETTING( 0x0d, DEF_STR( 1C_3C ) )
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( 0x00, DEF_STR( Free_Play ) )
PORT_DIPNAME( 0xf0, 0xf0, DEF_STR( Coin_B ) )
PORT_DIPSETTING( 0x20, DEF_STR( 4C_1C ) )
PORT_DIPSETTING( 0x50, DEF_STR( 3C_1C ) )
PORT_DIPSETTING( 0x80, DEF_STR( 2C_1C ) )
PORT_DIPSETTING( 0x40, DEF_STR( 3C_2C ) )
PORT_DIPSETTING( 0x10, DEF_STR( 4C_3C ) )
PORT_DIPSETTING( 0xf0, DEF_STR( 1C_1C ) )
PORT_DIPSETTING( 0x30, DEF_STR( 3C_4C ) )
PORT_DIPSETTING( 0x70, DEF_STR( 2C_3C ) )
PORT_DIPSETTING( 0xe0, DEF_STR( 1C_2C ) )
PORT_DIPSETTING( 0x60, DEF_STR( 2C_5C ) )
PORT_DIPSETTING( 0xd0, DEF_STR( 1C_3C ) )
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( 0x00, "Disabled" )
PORT_START
PORT_DIPNAME( 0x03, 0x02, DEF_STR( Lives ) )
PORT_DIPSETTING( 0x03, "1" )
PORT_DIPSETTING( 0x02, "2" )
PORT_DIPSETTING( 0x01, "3" )
PORT_DIPSETTING( 0x00, "5" )
PORT_DIPNAME( 0x04, 0x04, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x04, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x18, 0x10, "Bonus Energy" )
PORT_DIPSETTING( 0x00, "1/2 for Stage Winner" )
PORT_DIPSETTING( 0x08, "1/4 for Stage Winner" )
PORT_DIPSETTING( 0x10, "1/4 for Cycle Winner" )
PORT_DIPSETTING( 0x18, "None" )
PORT_DIPNAME( 0x60, 0x40, DEF_STR( Difficulty ) )
PORT_DIPSETTING( 0x60, "Easy" )
PORT_DIPSETTING( 0x40, "Normal" )
PORT_DIPSETTING( 0x20, "Hard" )
PORT_DIPSETTING( 0x00, "Hardest" )
PORT_DIPNAME( 0x80, 0x00, DEF_STR( Demo_Sounds ) )
PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_START
PORT_DIPNAME( 0x01, 0x01, DEF_STR( Flip_Screen ) )
PORT_DIPSETTING( 0x01, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x02, 0x02, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x02, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_SERVICE( 0x04, IP_ACTIVE_LOW )
PORT_DIPNAME( 0x08, 0x08, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x08, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_COIN2 )
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_COIN1 )
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_COIN3 )
INPUT_PORTS_END
/***************************************************************************
Machine Driver
***************************************************************************/
static struct YM3812interface ym3812_interface =
{
1,
3579545,
{ 80 },
{ 0 },
};
static struct K053260_interface k053260_interface =
{
3579545,
REGION_SOUND1, /* memory region */
{ MIXER(100,MIXER_PAN_LEFT), MIXER(100,MIXER_PAN_RIGHT) },
0
};
static struct MachineDriver machine_driver_rollerg =
{
/* basic machine hardware */
{
{
CPU_KONAMI,
3000000, /* ? */
readmem,writemem,0,0,
interrupt,1
},
{
CPU_Z80 | CPU_AUDIO_CPU,
3579545,
readmem_sound, writemem_sound,0,0,
ignore_interrupt,0 /* IRQs are triggered by the main CPU */
/* NMIs are generated by the 053260 */
}
},
60, DEFAULT_REAL_60HZ_VBLANK_DURATION, /* frames per second, vblank duration */
1, /* 1 CPU slice per frame - interleaving is forced when a sound command is written */
rollerg_init_machine,
/* video hardware */
64*8, 32*8, { 14*8, (64-14)*8-1, 2*8, 30*8-1 },
0, /* gfx decoded by konamiic.c */
1024, 1024,
0,
VIDEO_TYPE_RASTER | VIDEO_MODIFIES_PALETTE,
0,
rollerg_vh_start,
rollerg_vh_stop,
rollerg_vh_screenrefresh,
/* sound hardware */
0,0,0,0,
{
{
SOUND_YM3812,
&ym3812_interface
},
{
SOUND_K053260,
&k053260_interface
}
}
};
/***************************************************************************
Game ROMs
***************************************************************************/
ROM_START( rollerg )
ROM_REGION( 0x28000, REGION_CPU1 ) /* code + banked roms */
ROM_LOAD( "999m02.g7", 0x10000, 0x18000, 0x3df8db93 )
ROM_CONTINUE( 0x08000, 0x08000 )
ROM_REGION( 0x10000, REGION_CPU2 ) /* 64k for the sound CPU */
ROM_LOAD( "999m01.e11", 0x0000, 0x8000, 0x1fcfb22f )
ROM_REGION( 0x200000, REGION_GFX1 ) /* graphics ( don't dispose as the program can read them ) */
ROM_LOAD( "999h06.k2", 0x000000, 0x100000, 0xeda05130 ) /* sprites */
ROM_LOAD( "999h05.k8", 0x100000, 0x100000, 0x5f321c7d )
ROM_REGION( 0x080000, REGION_GFX2 ) /* graphics ( don't dispose as the program can read them ) */
ROM_LOAD( "999h03.d23", 0x000000, 0x040000, 0xea1edbd2 ) /* zoom */
ROM_LOAD( "999h04.f23", 0x040000, 0x040000, 0xc1a35355 )
ROM_REGION( 0x80000, REGION_SOUND1 ) /* samples for 053260 */
ROM_LOAD( "999h09.c5", 0x000000, 0x080000, 0xc5188783 )
ROM_END
ROM_START( rollergj )
ROM_REGION( 0x28000, REGION_CPU1 ) /* code + banked roms */
ROM_LOAD( "999v02.bin", 0x10000, 0x18000, 0x0dd8c3ac )
ROM_CONTINUE( 0x08000, 0x08000 )
ROM_REGION( 0x10000, REGION_CPU2 ) /* 64k for the sound CPU */
ROM_LOAD( "999m01.e11", 0x0000, 0x8000, 0x1fcfb22f )
ROM_REGION( 0x200000, REGION_GFX1 ) /* graphics ( don't dispose as the program can read them ) */
ROM_LOAD( "999h06.k2", 0x000000, 0x100000, 0xeda05130 ) /* sprites */
ROM_LOAD( "999h05.k8", 0x100000, 0x100000, 0x5f321c7d )
ROM_REGION( 0x080000, REGION_GFX2 ) /* graphics ( don't dispose as the program can read them ) */
ROM_LOAD( "999h03.d23", 0x000000, 0x040000, 0xea1edbd2 ) /* zoom */
ROM_LOAD( "999h04.f23", 0x040000, 0x040000, 0xc1a35355 )
ROM_REGION( 0x80000, REGION_SOUND1 ) /* samples for 053260 */
ROM_LOAD( "999h09.c5", 0x000000, 0x080000, 0xc5188783 )
ROM_END
/***************************************************************************
Game driver(s)
***************************************************************************/
static void rollerg_banking( int lines )
{
unsigned char *RAM = memory_region(REGION_CPU1);
int offs = 0;
offs = 0x10000 + ((lines & 0x07) * 0x4000);
if (offs >= 0x28000) offs -= 0x20000;
cpu_setbank(1,&RAM[offs]);
}
static void rollerg_init_machine( void )
{
konami_cpu_setlines_callback = rollerg_banking;
readzoomroms = 0;
}
static void init_rollerg(void)
{
konami_rom_deinterleave_2(REGION_GFX1);
}
GAME( 1991, rollerg, 0, rollerg, rollerg, rollerg, ROT0, "Konami", "Rollergames (US)" )
GAME( 1991, rollergj, rollerg, rollerg, rollerg, rollerg, ROT0, "Konami", "Rollergames (Japan)" )