public UDMA(Machine machine, int numberOfChannels = 32)
{
engine = new DmaEngine(machine);
SystemBus = machine.SystemBus;
channels = new Channel[numberOfChannels];
IRQ = new GPIO();
Reset();
}
public UDMA(Machine machine)
{
engine = new DmaEngine(machine);
SystemBus = machine.SystemBus;
channels = new Channel[32];
IRQ = new GPIO();
Reset();
}
public STM32LDMA(Machine machine)
{
engine = new DmaEngine(machine);
channels = new Channel[8];
for (var i = 0; i < channels.Length; i++)
{
channels[i] = new Channel(this, i);
}
}
public STM32DMA(Machine machine)
{
streamFinished = new bool[NumberOfStreams];
streams = new Stream[NumberOfStreams];
for (var i = 0; i < streams.Length; i++)
{
streams[i] = new Stream(this, i);
}
this.machine = machine;
engine = new DmaEngine(machine);
Reset();
}
public VybridDma(Machine mach)
{
machine = mach;
engine = new DmaEngine(machine);
channels = new Channel[32];
for (var i = 0; i < 32; i++)
{
channels[i] = new Channel(this, i);
}
IRQ = new GPIO();
}
public TegraDma(Machine machine)
{
dmaEngine = new DmaEngine(machine);
channels = new Channel[ChannelNo];
var innerConnections = new Dictionary <int, IGPIO>();
for (var i = 0; i < channels.Length; i++)
{
channels[i] = new Channel(this, i);
innerConnections[i] = channels[i].IRQ;
}
Connections = new ReadOnlyDictionary <int, IGPIO>(innerConnections);
Reset();
}
public MPFS_PDMA(Machine machine)
{
this.machine = machine;
dmaEngine = new DmaEngine(this.machine);
channels = new Channel[ChannelCount];
var irqCounter = 0;
var innerConnections = new Dictionary <int, IGPIO>();
for (var i = 0; i < ChannelCount; ++i)
{
channels[i] = new Channel(this, i);
innerConnections[irqCounter++] = channels[i].DoneInterrupt;
innerConnections[irqCounter++] = channels[i].ErrorInterrupt;
}
Connections = new ReadOnlyDictionary <int, IGPIO>(innerConnections);
Reset();
}
public STM32G0DMA(Machine machine, int numberOfChannels)
{
this.machine = machine;
engine = new DmaEngine(machine);
this.numberOfChannels = numberOfChannels;
channels = new Channel[numberOfChannels];
var innerConnections = new Dictionary <int, IGPIO>();
for (var i = 0; i < numberOfChannels; ++i)
{
channels[i] = new Channel(this, i);
innerConnections[i] = new GPIO();
}
Connections = new ReadOnlyDictionary <int, IGPIO>(innerConnections);
var interruptStatus = new DoubleWordRegister(this);
var interruptFlagClear = new DoubleWordRegister(this)
.WithWriteCallback((_, __) => Update());
for (var i = 0; i < numberOfChannels; ++i)
{
var j = i;
interruptStatus.DefineFlagField(j * 4 + 0, FieldMode.Read, valueProviderCallback: _ => channels[j].GlobalInterrupt, name: $"Global interrupt flag for channel {j} (GIF{j})");
interruptStatus.DefineFlagField(j * 4 + 1, FieldMode.Read, valueProviderCallback: _ => channels[j].TransferComplete, name: $"Transfer complete flag for channel {j} (TCIF{j})");
interruptStatus.DefineFlagField(j * 4 + 2, FieldMode.Read, valueProviderCallback: _ => channels[j].HalfTransfer, name: $"Half transfer flag for channel {j} (HTIF{j})");
interruptStatus.Tag($"Transfer error flag for channel {j} (TEIF{j})", j * 4 + 3, 1);
interruptFlagClear.DefineFlagField(j * 4 + 0, FieldMode.Write, writeCallback: (_, val) => channels[j].GlobalInterrupt = !val, name: $"Global interrupt flag clear for channel {j} (CGIF{j})");
interruptFlagClear.DefineFlagField(j * 4 + 1, FieldMode.Write, writeCallback: (_, val) => channels[j].TransferComplete = !val, name: $"Transfer complete flag clear for channel {j} (CTEIF{j})");
interruptFlagClear.DefineFlagField(j * 4 + 2, FieldMode.Write, writeCallback: (_, val) => channels[j].HalfTransfer = !val, name: $"Half transfer flag clear for channel {j} (CHTIF{j})");
interruptFlagClear.Tag($"Transfer error flag clear for channel {j} (CTEIF{j})", j * 4 + 3, 1);
}
var registerMap = new Dictionary <long, DoubleWordRegister>
{
{ (long)Registers.InterruptStatus, interruptStatus },
{ (long)Registers.InterruptFlagClear, interruptFlagClear },
};
registers = new DoubleWordRegisterCollection(this, registerMap);
}
public TegraDmaHost1X(Machine machine)
{
dmaEngine = new DmaEngine(machine);
sysbus = machine.SystemBus;
}
