INNOVA(Section* configuration):Module_base(configuration) {
Section_prop * section=static_cast<Section_prop *>(configuration);
if(!section->Get_bool("innova")) return;
innova.rate = section->Get_int("samplerate");
innova.basePort = section->Get_hex("sidbase");
sampling_method method = SAMPLE_FAST;
int m = section->Get_int("quality");
switch(m) {
case 1: method = SAMPLE_INTERPOLATE; break;
case 2: method = SAMPLE_RESAMPLE_FAST; break;
case 3: method = SAMPLE_RESAMPLE_INTERPOLATE; break;
}
LOG_MSG("INNOVA:Initializing Innovation SSI-2001 (SID) emulation...");
WriteHandler.Install(innova.basePort,innova_write,IO_MB,0x20);
ReadHandler.Install(innova.basePort,innova_read,IO_MB,0x20);
innova.chan=MixerChan.Install(&INNOVA_CallBack,innova.rate,"INNOVA");
innova.sid = new SID2;
innova.sid->set_chip_model(MOS6581);
innova.sid->enable_filter(true);
innova.sid->enable_external_filter(true);
innova.sid->set_sampling_parameters(SID_FREQ, method, innova.rate, -1, 0.97);
innova.last_used=0;
LOG_MSG("INNOVA:... finished.");
}
CMS(Section* configuration):Module_base(configuration) {
Section_prop * section = static_cast<Section_prop *>(configuration);
Bitu sample_rate_temp = section->Get_int("oplrate");
sample_rate = static_cast<double>(sample_rate_temp);
base_port = section->Get_hex("sbbase");
WriteHandler.Install(base_port, write_cms, IO_MB,4);
// A standalone Gameblaster has a magic chip on it which is
// sometimes used for detection.
const char * sbtype=section->Get_string("sbtype");
if (!strcasecmp(sbtype,"gb")) {
DetWriteHandler.Install(base_port+4,write_cms_detect,IO_MB,12);
DetReadHandler.Install(base_port,read_cms_detect,IO_MB,16);
}
/* Register the Mixer CallBack */
cms_chan = MixerChan.Install(CMS_CallBack,sample_rate_temp,"CMS");
last_command = PIC_Ticks;
for (int s=0;s<2;s++) {
struct SAA1099 *saa = &saa1099[s];
memset(saa, 0, sizeof(struct SAA1099));
}
}
PCSPEAKER(Section* configuration):Module_base(configuration){
spkr.chan=0;
Section_prop * section=static_cast<Section_prop *>(configuration);
if(!section->Get_bool("pcspeaker")) return;
spkr.mode=SPKR_OFF;
spkr.last_ticks=0;
spkr.last_index=0;
spkr.rate=section->Get_int("pcrate");
spkr.pit_max=(1000.0f/PIT_TICK_RATE)*65535;
spkr.pit_half=spkr.pit_max/2;
spkr.pit_new_max=spkr.pit_max;
spkr.pit_new_half=spkr.pit_half;
spkr.pit_index=0;
spkr.min_tr=(PIT_TICK_RATE+spkr.rate/2-1)/(spkr.rate/2);
spkr.used=0;
/* Register the sound channel */
spkr.chan=MixerChan.Install(&PCSPEAKER_CallBack,spkr.rate,"SPKR");
}
TANDYSOUND(Section* configuration):Module_base(configuration){
Section_prop * section=static_cast<Section_prop *>(configuration);
bool enable_hw_tandy_dac=true;
Bitu sbport, sbirq, sbdma;
if (SB_Get_Address(sbport, sbirq, sbdma)) {
enable_hw_tandy_dac=false;
}
//Select the correct tandy chip implementation
if (machine == MCH_PCJR) activeDevice = &device_sn76496;
else activeDevice = &device_ncr8496;
real_writeb(0x40,0xd4,0x00);
if (IS_TANDY_ARCH) {
/* enable tandy sound if tandy=true/auto */
if ((strcmp(section->Get_string("tandy"),"true")!=0) &&
(strcmp(section->Get_string("tandy"),"on")!=0) &&
(strcmp(section->Get_string("tandy"),"auto")!=0)) return;
} else {
/* only enable tandy sound if tandy=true */
if ((strcmp(section->Get_string("tandy"),"true")!=0) &&
(strcmp(section->Get_string("tandy"),"on")!=0)) return;
/* ports from second DMA controller conflict with tandy ports */
CloseSecondDMAController();
if (enable_hw_tandy_dac) {
WriteHandler[2].Install(0x1e0,SN76496Write,IO_MB,2);
WriteHandler[3].Install(0x1e4,TandyDACWrite,IO_MB,4);
// ReadHandler[3].Install(0x1e4,TandyDACRead,IO_MB,4);
}
}
Bit32u sample_rate = section->Get_int("tandyrate");
tandy.chan=MixerChan.Install(&SN76496Update,sample_rate,"TANDY");
WriteHandler[0].Install(0xc0,SN76496Write,IO_MB,2);
if (enable_hw_tandy_dac) {
// enable low-level Tandy DAC emulation
WriteHandler[1].Install(0xc4,TandyDACWrite,IO_MB,4);
ReadHandler[1].Install(0xc4,TandyDACRead,IO_MB,4);
tandy.dac.enabled=true;
tandy.dac.chan=MixerChanDAC.Install(&TandyDACUpdate,sample_rate,"TANDYDAC");
tandy.dac.hw.base=0xc4;
tandy.dac.hw.irq =7;
tandy.dac.hw.dma =1;
} else {
tandy.dac.enabled=false;
tandy.dac.hw.base=0;
tandy.dac.hw.irq =0;
tandy.dac.hw.dma =0;
}
tandy.dac.control=0;
tandy.dac.mode =0;
tandy.dac.irq_activated=false;
tandy.dac.frequency=0;
tandy.dac.amplitude=0;
tandy.dac.dma.last_sample=0;
tandy.enabled=false;
real_writeb(0x40,0xd4,0xff); /* BIOS Tandy DAC initialization value */
((device_t&)device).device_start();
device.convert_samplerate(sample_rate);
}
