static void tecmo_adpcm_trigger_w(int offset,int data)
{
ADPCM_setvol(0,(data & 0x0f) * 0x11);
if (data & 0x0f) /* maybe this selects the volume? */
if (adpcm_start < 0x8000)
ADPCM_play(0,adpcm_start,(adpcm_end - adpcm_start)*2);
}
static void cabalbl_play_adpcm( int channel, int which ){
if( which!=0xff ){
unsigned char *RAM = memory_region(REGION_SOUND1);
int offset = channel*0x10000;
int start, len;
which = which&0x7f;
if( which ){
which = which*2+0x100;
start = RAM[offset+which] + 256*RAM[offset+which+1];
len = (RAM[offset+start]*256 + RAM[offset+start+1])*2;
start+=2;
ADPCM_play( channel,offset+start,len );
}
}
}
static WRITE_HANDLER( opwolf_adpcm_c_w )
{
int start;
int end;
adpcm_c[offset] = data;
if (offset==0x04) //trigger ?
{
start = adpcm_c[0] + adpcm_c[1]*256;
end = adpcm_c[2] + adpcm_c[3]*256;
start *=16;
end *=16;
ADPCM_play(1,start,(end-start)*2);
}
/*logerror("CPU #1 c00%i-data=%2x pc=%4x\n",offset,data,activecpu_get_pc() );*/
}
static WRITE_HANDLER( adpcm_play_w ){
data -= 0x2c;
if( data >= 0 ) ADPCM_play( 0, 0x2000*data, 0x2000*2 );
}
static WRITE16_HANDLER( ioc_w )
{
COMBINE_DATA(&gcpinbal_ioc_ram[offset]);
// switch (offset)
// {
// case 0x??: /* */
// return;
//
// case 0x88/2: /* coin control (+ others) ??? */
// coin_lockout_w(0, ~data & 0x01);
// coin_lockout_w(1, ~data & 0x02);
//usrintf_showmessage(" address %04x value %04x",offset,data);
// }
switch (offset)
{
// these are all written every frame
case 0x3b:
case 0xa:
case 0xc:
case 0xb:
case 0xd:
case 0xe:
case 0xf:
case 0x10:
case 0x47:
break;
// MSM6585 bank, coin LEDs, maybe others?
case 0x44:
if (data & 0x10)
{
bank = 0x100000;
}
else
{
bank = 0;
}
break;
case 0x45:
break;
// OKIM6295
case 0x50:
case 0x51:
OKIM6295_data_0_w(0, data>>8);
break;
// MSM6585 ADPCM - mini emulation
case 0x60:
start &= 0xffff00;
start |= (data>>8);
break;
case 0x61:
start &= 0xff00ff;
start |= data;
break;
case 0x62:
start &= 0x00ffff;
start |= (data<<8);
break;
case 0x63:
end &= 0xffff00;
end |= (data>>8);
break;
case 0x64:
end &= 0xff00ff;
end |= data;
break;
case 0x65:
end &= 0x00ffff;
end |= (data<<8);
break;
case 0x66:
if (start < end)
{
ADPCM_stop(0);
ADPCM_play(0, start+bank, end-start);
}
break;
default:
logerror("CPU #0 PC %06x: warning - write ioc offset %06x with %04x\n",activecpu_get_pc(),offset,data);
break;
}
}
static void adpcm_play_w( int offset, int data ){
data -= 0x2c;
if( data >= 0 ) ADPCM_play( 0, 0x2000*data, 0x2000*2 );
}
