static READ8_HANDLER( galivan_sound_command_r )
{
int data;
data = soundlatch_r(offset);
soundlatch_clear_w(0,0);
return data;
}
int galivan_sound_command_r(int offset)
{
int data;
data = soundlatch_r(offset);
soundlatch_clear_w(0,0);
return data;
}
ADDRESS_MAP_END
static READ8_HANDLER( latch_r )
{
int retval = soundlatch_r(space, 0);
soundlatch_clear_w(space, 0, 0);
return retval;
}
ADDRESS_MAP_END
static READ8_HANDLER( esd16_sound_command_r )
{
/* Clear IRQ only after reading the command, or some get lost */
cpunum_set_input_line(1,0,CLEAR_LINE);
return soundlatch_r(0);
}
static READ8_HANDLER( sound_command_r )
{
dcheese_state *state = space->machine().driver_data<dcheese_state>();
/* read the latch and clear the IRQ */
state->m_soundlatch_full = 0;
device_set_input_line(state->m_audiocpu, 0, CLEAR_LINE);
return soundlatch_r(space, 0);
}
static READ_HANDLER( m92_soundlatch_r )
{
if (offset == 0)
{
int res = soundlatch_r(offset);
// logerror("soundlatch_r %02x\n",res);
return res;
}
else return 0xff;
}
int gottlieb_riot_r(int offset)
{
switch (offset&0x1f) {
case 0: /* port A */
return soundlatch_r(offset) ^ 0xff; /* invert command */
case 2: /* port B */
return 0x40; /* say that PB6 is 1 (test SW1 not pressed) */
case 5: /* interrupt register */
return 0x40; /* say that edge detected on PA7 */
default:
return riot_regs[offset&0x1f];
}
}
static READ8_HANDLER( cop01_sound_command_r )
{
cop01_state *state = (cop01_state *)space->machine->driver_data;
int res = (soundlatch_r(space, offset) & 0x7f) << 1;
/* bit 0 seems to be a timer */
if ((state->audiocpu->total_cycles() / TIMER_RATE) & 1)
{
if (state->pulse == 0)
res |= 1;
state->pulse = 1;
}
else
state->pulse = 0;
return res;
}
static READ8_HANDLER( cop01_sound_command_r )
{
int res;
static int pulse;
#define TIMER_RATE 12000 /* total guess */
res = (soundlatch_r(space,offset) & 0x7f) << 1;
/* bit 0 seems to be a timer */
if ((cpu_get_total_cycles(space->cpu) / TIMER_RATE) & 1)
{
if (pulse == 0) res |= 1;
pulse = 1;
}
else pulse = 0;
return res;
}
int cop01_sound_command_r(int offset)
{
int res;
static int pulse;
#define TIMER_RATE 12000 /* total guess */
res = (soundlatch_r(offset) & 0x7f) << 1;
/* bit 0 seems to be a timer */
if ((cpu_gettotalcycles() / TIMER_RATE) & 1)
{
if (pulse == 0) res |= 1;
pulse = 1;
}
else pulse = 0;
return res;
}
AM_RANGE(0xff0000, 0xffffff) AM_RAM /* Main RAM */
ADDRESS_MAP_END
/*
Sound MCU mapping
*/
static READ8_HANDLER( playmark_snd_command_r )
{
UINT8 data = 0;
if ((playmark_oki_control & 0x38) == 0x30) {
data = soundlatch_r(space,0);
}
else if ((playmark_oki_control & 0x38) == 0x28) {
data = (okim6295_r(devtag_get_device(space->machine, "oki"),0) & 0x0f);
}
return data;
}
AM_RANGE(0xff0000, 0xffffff) AM_RAM /* Main RAM */
ADDRESS_MAP_END
/*
Sound MCU mapping
*/
static READ8_HANDLER( playmark_snd_command_r )
{
UINT8 data = 0;
if ((playmark_oki_control & 0x38) == 0x30) {
data = soundlatch_r(0);
}
else if ((playmark_oki_control & 0x38) == 0x28) {
data = (OKIM6295_status_0_r(0) & 0x0f);
}
return data;
}
AM_RANGE(0xff0000, 0xffffff) AM_RAM /* Main RAM */
ADDRESS_MAP_END
/*
Sound MCU mapping
*/
static READ8_HANDLER( playmark_snd_command_r )
{
sslam_state *state = space->machine().driver_data<sslam_state>();
UINT8 data = 0;
if ((state->m_oki_control & 0x38) == 0x30) {
data = soundlatch_r(space,0);
}
else if ((state->m_oki_control & 0x38) == 0x28) {
data = (space->machine().device<okim6295_device>("oki")->read(*space,0) & 0x0f);
}
return data;
}
static READ_HANDLER( sauro_sound_command_r )
{
int ret = soundlatch_r(offset);
soundlatch_clear_w(offset,0);
return ret;
}
static int niyanpai_sound_r(int offset)
{
return soundlatch_r(0);
}
static READ8_HANDLER( niyanpai_sound_r )
{
return soundlatch_r(space, 0);
}
static READ16_HANDLER( m107_soundlatch_r )
{
return soundlatch_r(space, offset) | 0xff00;
}
static int sauro_sound_command_r(int offset)
{
int ret = soundlatch_r(offset);
soundlatch_clear_w(offset,0);
return ret;
}
static READ8_HANDLER( sound_latch_r )
{
ashnojoe_state *state = space->machine->driver_data<ashnojoe_state>();
state->soundlatch_status = 0;
return soundlatch_r(space, 0);
}
static READ8_HANDLER( speech_data_r )
{
cputag_set_input_line(space->machine, "speech", M6502_IRQ_LINE, CLEAR_LINE);
return soundlatch_r(space, offset);
}
static READ8_HANDLER( sgladiat_soundlatch_r )
{
snk_sound_busy_bit = 0;
return(soundlatch_r(0));
}
static READ8_HANDLER(madalien_sound_command_r )
{
cputag_set_input_line(space->machine(), "audiocpu", 0, CLEAR_LINE);
return soundlatch_r(space, offset);
}
static READ8_HANDLER( sandscrp_soundlatch_r )
{
sandscrp_state *state = space->machine->driver_data<sandscrp_state>();
state->latch1_full = 0;
return soundlatch_r(space,0);
}
static READ8_HANDLER( sandscrp_soundlatch_r )
{
latch1_full = 0;
return soundlatch_r(space,0);
}
static READ_HANDLER( mario_sh_tune_r ) { return soundlatch_r(offset); }
static READ8_HANDLER( calorie_soundlatch_r )
{
UINT8 latch = soundlatch_r(space, 0);
soundlatch_clear_w(space, 0, 0);
return latch;
}
static READ8_HANDLER( sound_command_r )
{
sound_cpu_busy = 0;
return(soundlatch_r(0));
}
static READ8_HANDLER(madalien_sound_command_r )
{
cpunum_set_input_line(machine, 1, 0, CLEAR_LINE);
return soundlatch_r(machine, offset);
}
