static void *ym2413_start(int sndindex, int clock, const void *config)
{
int rate = clock/72;
struct ym2413_info *info;
info = auto_malloc(sizeof(*info));
memset(info, 0, sizeof(*info));
/* emulator create */
info->chip = YM2413Init(clock, rate, sndindex);
if (!info->chip)
return NULL;
/* stream system initialize */
info->stream = stream_create(0,2,rate,info,ym2413_stream_update);
YM2413SetUpdateHandler(info->chip, _stream_update, info);
return info;
#if 0
int i, tst;
char name[40];
num = intf->num;
tst = YM3812_sh_start (msound);
if (tst)
return 1;
for (i=0;i<num;i++)
{
ym2413_reset (i);
ym2413[i].DAC_stream = stream_create(0, 1, clock/72, i, YM2413DAC_update);
if (ym2413[i].DAC_stream == -1)
return 1;
}
return 0;
#endif
}
static DEVICE_START( ym2413 )
{
ym2413_state *info = get_safe_token(device);
int rate = device->clock()/72;
/* emulator create */
info->chip = ym2413_init(device, device->clock(), rate);
assert_always(info->chip != NULL, "Error creating YM2413 chip");
/* stream system initialize */
info->stream = device->machine().sound().stream_alloc(*device,0,2,rate,info,ym2413_stream_update);
ym2413_set_update_handler(info->chip, _stream_update, info);
#if 0
int i, tst;
char name[40];
num = intf->num;
tst = YM3812_sh_start (msound);
if (tst)
return 1;
for (i=0;i<num;i++)
{
ym2413_reset (i);
ym2413[i].DAC_stream = device->machine().sound().stream_alloc(*device, 0, 1, device->clock()/72, i, YM2413DAC_update);
if (ym2413[i].DAC_stream == -1)
return 1;
}
return 0;
#endif
}
