int AY8910_sh_start(void)
{
if (AY8910_init(8000000, SAMPLE_RATE, NULL, NULL, NULL, NULL) != 0)
return 1;
build_mixer_table();
return 0;
}
int AY8910_sh_start(const struct MachineSound *msound)
{
int chip;
const struct AY8910interface *intf = msound->sound_interface;
num = intf->num;
for (chip = 0;chip < num;chip++)
{
if (AY8910_init(sound_name(msound),chip+ym_num,intf->baseclock,
intf->mixing_level[chip] & 0xffff,
Machine->sample_rate,
intf->portAread[chip],intf->portBread[chip],
intf->portAwrite[chip],intf->portBwrite[chip]) != 0)
return 1;
build_mixer_table(chip+ym_num);
}
return 0;
}
void *ay8910_start_ym(int chip_type, int sndindex, int clock, int streams,
read8_handler portAread, read8_handler portBread,
write8_handler portAwrite, write8_handler portBwrite)
{
struct AY8910 *info;
info = auto_malloc(sizeof(*info));
memset(info, 0, sizeof(*info));
info->index = sndindex;
info->streams = streams;
AY8910_init(info, streams, clock,
clock/8,
portAread,portBread,
portAwrite,portBwrite);
build_mixer_table(info);
AY8910_statesave(info, sndindex);
return info;
}