void sviPPICreate(SviJoyIo* joyIO)
{
DeviceCallbacks callbacks = { destroy, reset, saveState, loadState };
DebugCallbacks dbgCallbacks = { getDebugInfo, NULL, NULL, NULL };
SviPPI* ppi = malloc(sizeof(SviPPI));
ppi->deviceHandle = deviceManagerRegister(RAM_MAPPER, &callbacks, ppi);
ppi->debugHandle = debugDeviceRegister(DBGTYPE_BIOS, langDbgDevPpi(), &dbgCallbacks, ppi);
ppi->joyIO = joyIO;
ppi->i8255 = i8255Create(peekA, readA, NULL,
peekB, readB, NULL,
NULL, NULL, writeCLo,
NULL, NULL, writeCHi,
ppi);
ppi->keyClick = audioKeyClickCreate(boardGetMixer());
ppi->dac = dacCreate(boardGetMixer(), DAC_MONO);
ioPortRegister(0x98, i8255Read, i8255Write, ppi->i8255); // PPI Port A
ioPortRegister(0x99, i8255Read, i8255Write, ppi->i8255); // PPI Port B
ioPortRegister(0x96, i8255Read, i8255Write, ppi->i8255); // PPI Port C
ioPortRegister(0x97, i8255Read, i8255Write, ppi->i8255); // PPI Mode
ioPortRegister(0x9A, readRow, NULL, ppi); // PPI Return Port C (Low)
reset(ppi);
}
int sviCreate(Machine* machine,
VdpSyncMode vdpSyncMode,
BoardInfo* boardInfo)
{
int success;
int i;
r800 = r800Create(CPU_ENABLE_M1, sviMemRead, sviMemWrite, ioPortRead, ioPortWrite, PatchZ80, (R800TimerCb)boardTimerCheckTimeout, NULL, NULL, NULL, NULL);
boardInfo->cartridgeCount = 1;
boardInfo->diskdriveCount = 2;
boardInfo->casetteCount = 1;
boardInfo->cpuRef = r800;
boardInfo->destroy = destroy;
boardInfo->softReset = reset;
boardInfo->loadState = loadState;
boardInfo->saveState = saveState;
boardInfo->getRefreshRate = getRefreshRate;
boardInfo->getRamPage = NULL;
boardInfo->run = (void(*)(void*))r800Execute;
boardInfo->stop = (void(*)(void*))r800StopExecution;
boardInfo->setInt = (void(*)(void*))r800SetInt;
boardInfo->clearInt = (void(*)(void*))r800ClearInt;
boardInfo->setCpuTimeout = (void(*)(void*, UInt32))r800SetTimeoutAt;
boardInfo->setBreakpoint = (void(*)(void*, UInt16))r800SetBreakpoint;
boardInfo->clearBreakpoint = (void(*)(void*, UInt16))r800ClearBreakpoint;
boardInfo->setDataBus = (void(*)(void*, UInt8, UInt8, int))r800SetDataBus;
deviceManagerCreate();
boardInit(&r800->systemTime);
ioPortReset();
r800Reset(r800, 0);
mixerReset(boardGetMixer());
r800DebugCreate(r800);
ay8910 = ay8910Create(boardGetMixer(), AY8910_SVI, PSGTYPE_AY8910, 0, machine->audio.psgpan);
ay8910SetIoPort(ay8910, sviPsgReadHandler, sviPsgPollHandler, sviPsgWriteHandler, NULL);
keyClick = audioKeyClickCreate(boardGetMixer());
joyIO = sviJoyIoCreate();
sviPPICreate(joyIO);
slotManagerCreate();
svi80ColEnabled = 0;
/* Initialize VDP */
vdpCreate(VDP_SVI, machine->video.vdpVersion, vdpSyncMode, machine->video.vramSize / 0x4000);
/* Initialize memory */
for (i = 0; i < 4; i++) {
slotSetSubslotted(i, 0);
}
for (i = 0; i < 2; i++) {
cartridgeSetSlotInfo(i, machine->cart[i].slot, 0);
}
success = machineInitialize(machine, &sviRam, &sviRamSize, &sviRamStart);
success &= sviLoad80Col(machine, vdpSyncMode);
for (i = 0; i < 8; i++) {
slotMapRamPage(0, 0, i);
}
sviMemSetBank(0xDF);
ledSetCapslock(0);
if (success) {
success = boardInsertExternalDevices();
}
memset(KeyboardMap, 0xff, 16);
r800SetFrequency(r800, CPU_Z80, machine->cpu.freqZ80);
r800SetFrequency(r800, CPU_R800, machine->cpu.freqR800);
diskEnable(0, machine->fdc.count > 0);
diskEnable(1, machine->fdc.count > 1);
if (!success) {
destroy();
}
return success;
}
