public UDMA(Machine machine)
{
engine = new DmaEngine(machine);
SystemBus = machine.SystemBus;
channels = new Channel[32];
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 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 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 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 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 TegraDmaHost1X(Machine machine)
{
dmaEngine = new DmaEngine(machine);
sysbus = machine.SystemBus;
}
public SunxiDMADescriptor(uint address, DmaEngine dmaEngine)
{
Address = address;
byte[] descriptorData = new byte[16];
Request getDescriptorData = new Request((long)Address, new Place(descriptorData, 0), 16,
TransferType.DoubleWord, TransferType.DoubleWord);
dmaEngine.IssueCopy(getDescriptorData);
Status = BitConverter.ToUInt32(descriptorData, 0);
BufferSize = BitConverter.ToUInt32(descriptorData, 4);
BufferAddress = BitConverter.ToUInt32(descriptorData, 8);
NextDescriptor = BitConverter.ToUInt32(descriptorData, 12);
if(BufferSize == 0) // the driver assumes 0-sized blocks to be 64kB, which is inconsistent with the Allwinner user manual.
{
BufferSize = 0x10000;
}
}
public SunxiMMC(Machine machine) : base(machine)
{
SetupRegisters();
IRQ = new GPIO();
dmaEngine = new DmaEngine(machine);
}
public TegraDmaHost1X(Machine machine)
{
dmaEngine = new DmaEngine(machine);
sysbus = machine.SystemBus;
}