//static DEVICE_START( ym3526 ) int device_start_ym3526(void **_info, int clock, int CHIP_SAMPLING_MODE, int CHIP_SAMPLE_RATE) { //static const ym3526_interface dummy = { 0 }; //ym3526_state *info = get_safe_token(device); ym3526_state *info; int rate; info = (ym3526_state *) calloc(1, sizeof(ym3526_state)); *_info = (void *) info; rate = clock/72; if ((CHIP_SAMPLING_MODE == 0x01 && rate < CHIP_SAMPLE_RATE) || CHIP_SAMPLING_MODE == 0x02) rate = CHIP_SAMPLE_RATE; //info->intf = device->static_config ? (const ym3526_interface *)device->static_config : &dummy; //info->intf = &dummy; //info->device = device; /* stream system initialize */ info->chip = ym3526_init(clock,rate); //assert_always(info->chip != NULL, "Error creating YM3526 chip"); //info->stream = stream_create(device,0,1,rate,info,ym3526_stream_update); /* YM3526 setup */ ym3526_set_timer_handler (info->chip, TimerHandler, info); ym3526_set_irq_handler (info->chip, IRQHandler, info); ym3526_set_update_handler(info->chip, _stream_update, info); //info->timer[0] = timer_alloc(device->machine, timer_callback_0, info); //info->timer[1] = timer_alloc(device->machine, timer_callback_1, info); return rate; }
static int sfx_soundexpander_sound_machine_init(sound_t *psid, int speed, int cycles_per_sec) { if (sfx_soundexpander_chip == 3812) { if (YM3812_chip != NULL) { ym3812_shutdown(YM3812_chip); } YM3812_chip = ym3812_init((UINT32)3579545, (UINT32)speed); } else { if (YM3526_chip != NULL) { ym3526_shutdown(YM3526_chip); } YM3526_chip = ym3526_init((UINT32)3579545, (UINT32)speed); } snd.command = 0; return 1; }
void ym3526_device::device_start() { int rate = clock()/72; // resolve callbacks m_irq_handler.resolve(); /* stream system initialize */ m_chip = ym3526_init(this,clock(),rate); assert_always(m_chip != NULL, "Error creating YM3526 chip"); m_stream = machine().sound().stream_alloc(*this,0,1,rate); /* YM3526 setup */ ym3526_set_timer_handler (m_chip, timer_handler, this); ym3526_set_irq_handler (m_chip, IRQHandler, this); ym3526_set_update_handler(m_chip, ym3526_update_request, this); m_timer[0] = timer_alloc(0); m_timer[1] = timer_alloc(1); }
static DEVICE_START( ym3526 ) { static const ym3526_interface dummy = { 0 }; ym3526_state *info = get_safe_token(device); int rate = device->clock/72; info->intf = device->baseconfig().static_config ? (const ym3526_interface *)device->baseconfig().static_config : &dummy; info->device = device; /* stream system initialize */ info->chip = ym3526_init(device,device->clock,rate); assert_always(info->chip != NULL, "Error creating YM3526 chip"); info->stream = stream_create(device,0,1,rate,info,ym3526_stream_update); /* YM3526 setup */ ym3526_set_timer_handler (info->chip, TimerHandler, info); ym3526_set_irq_handler (info->chip, IRQHandler, info); ym3526_set_update_handler(info->chip, _stream_update, info); info->timer[0] = timer_alloc(device->machine, timer_callback_0, info); info->timer[1] = timer_alloc(device->machine, timer_callback_1, info); }
blargg_err_t Opl_Apu::init( long clock, long rate, blip_time_t period, type_t type ) { type_ = type; clock_ = clock; rate_ = rate; period_ = period; set_output( 0, 0 ); volume( 1.0 ); switch (type) { case type_opll: case type_msxmusic: case type_smsfmunit: opl = ym2413_init( clock, rate, 0 ); break; case type_vrc7: opl = ym2413_init( clock, rate, 1 ); break; case type_opl: opl = ym3526_init( clock, rate ); break; case type_msxaudio: //logfile = fopen("c:\\temp\\msxaudio.log", "wb"); opl = y8950_init( clock, rate ); opl_memory = malloc( 32768 ); y8950_set_delta_t_memory( opl, opl_memory, 32768 ); break; case type_opl2: opl = ym3812_init( clock, rate ); break; } reset(); return 0; }