//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; }
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); }