static void TestRegOperation()
{
UInt32 myInt = 0;
var a = FpgaOp.RegWrite(0, 94);
var b = FpgaOp.RegRead(ref myInt, 0);
uint[] dataIn = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 };
uint[] dataOut = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
var c = FpgaOp.RegArrayWrite(dataIn, 0x100, 10);
var d = FpgaOp.RegArrayRead(ref dataOut, 0x100, 10);
}
public static int RegArrayRead(ref UInt32[] data, UInt64 address, UInt32 length)
{
data = new UInt32[length];
IntPtr pd = Marshal.AllocHGlobal((int)(sizeof(int) * length));
IntPtr pv = pd;
var ret = FpgaOp.RegArrayRead(pd, address, length);
int[] temp = (int[])(object)data;
Marshal.Copy(pd, temp, 0, (int)length);
Marshal.FreeHGlobal(pv);
return(ret);
}
static void ConfigMM2S(UInt64 dmaBaseAddr, UInt64 ddrSrcAddr, UInt32 bytes)
{
// MemoryMapped to Stream DMA Control Register
const UInt64 MM2S_DMACR = 0x00;
// MemoryMapped to Stream Source Address, lower 32 bits
const UInt64 MM2S_SA = 0x18;
// MemoryMapped to Stream Source Address, upper 32 bits
const UInt64 MM2S_SA_MSB = 0x1C;
// MemoryMapped to Stream Length (bytes)
const UInt64 MM2S_LENGTH = 0x28;
FpgaOp.RegWrite(dmaBaseAddr + MM2S_DMACR, 0x01);
FpgaOp.RegWrite(dmaBaseAddr + MM2S_SA_MSB, (UInt32)(ddrSrcAddr >> 32) & 0xFFFFFFFF);
FpgaOp.RegWrite(dmaBaseAddr + MM2S_SA, (UInt32)(ddrSrcAddr & 0xFFFFFFFF));
FpgaOp.RegWrite(dmaBaseAddr + MM2S_LENGTH, bytes);
}
static void ConfigS2MM(UInt64 dmaBaseAddr, UInt64 ddrDstAddr, UInt32 bytes)
{
// Stream to MemoryMapped DMA Control Register
const UInt64 S2MM_DMACR = 0x30;
// Stream to MemoryMapped Destination Address, Lower 32 bits
const UInt64 S2MM_DA = 0x48;
// Stream to MemoryMapped Destination Address, Upper 32 bits
const UInt64 S2MM_DA_MSB = 0x4C;
// Stream to MemoryMapped Length (bytes)
const UInt64 S2MM_LENGTH = 0x58;
FpgaOp.RegWrite(dmaBaseAddr + S2MM_DMACR, 0x01);
FpgaOp.RegWrite(dmaBaseAddr + S2MM_DA_MSB, (UInt32)(ddrDstAddr >> 32) & 0xFFFFFFFF);
FpgaOp.RegWrite(dmaBaseAddr + S2MM_DA, (UInt32)(ddrDstAddr & 0xFFFFFFFF));
FpgaOp.RegWrite(dmaBaseAddr + S2MM_LENGTH, bytes);
}
static void TestDDR()
{
const uint dataLength = 16 * 1024;
const UInt32 srcAddr = 0x10000000;
const UInt32 destAddr = 0x20000000;
int i;
UInt32[] dataIn = new UInt32[dataLength];
for (i = 0; i < dataLength; i++)
{
dataIn[i] = (UInt32)i;
}
FpgaOp.DdrWrite(dataIn, srcAddr, dataLength);
// DMA copy
FpgaOp.DdrCopy(srcAddr, destAddr, dataLength);
UInt32[] dataOut = new UInt32[dataLength];
for (i = 0; i < dataLength; i++)
{
dataOut[i] = 0;
}
FpgaOp.DdrRead(dataOut, destAddr, dataLength);
for (i = 0; i < dataLength; i++)
{
if (dataIn[i] != dataOut[i])
{
break;
}
}
if (i == dataLength)
{
Console.WriteLine("DDR Test Passed!");
}
else
{
Console.WriteLine("DDR Test Failed!");
}
}
static void Main(string[] args)
{
SessionOpen();
ShowAddressMap();
#region Test
//TestMemory();
//TestRegOperation();
//TestDDR();
#endregion
//goto label;
#region ET Test
const int numOfSamples = 1024;
const int osr = 8;
const UInt64 Et_RegBase = 0x21000;
const UInt64 Streamer_DMA_RegBase = 0x20000;
const UInt64 paInAddr = 0x02000000;
const UInt64 envOutAddr = 0x03000000;
//Step 1. Load Waveform into DDR
StreamReader sr = new StreamReader(@"c:\wjh\IQ.csv");
double[] iqData = new double[numOfSamples * 2];
string line = "";
int LineNumber = 0;
while ((line = sr.ReadLine()) != null)
{
var iq = line.Split(',');
var iData = float.Parse(iq[0]);
var qData = float.Parse(iq[1]);
if (LineNumber < numOfSamples)
{
iqData[2 * LineNumber] = iData;
iqData[2 * LineNumber + 1] = qData;
}
LineNumber++;
}
var fixedPointData = ScaleToFixedPoint(iqData, true, ref scaleFactor);
Console.WriteLine("scaleFactor = {0}", scaleFactor);
var dataToDdr = PackToUInt32(fixedPointData);
FpgaOp.DdrWrite(dataToDdr, paInAddr, numOfSamples);
//Step 2. Setup ET registers
FpgaOp.RegWrite(Et_RegBase + 0x4, 0x80000000 / osr); // Resampler rate = 1
FpgaOp.RegWrite(Et_RegBase + 0x10, numOfSamples); // Input Sample=1024
FpgaOp.RegWrite(Et_RegBase + 0x14, numOfSamples * osr); // Output Sample=1024
FpgaOp.RegWrite(Et_RegBase + 0x8, 0);
FpgaOp.RegWrite(Et_RegBase + 0xc, 0);
FpgaOp.RegWrite(Et_RegBase + 0x18, 0);
var shapingTable = CreateShapingTable();
FpgaOp.RegArrayWrite(shapingTable, Et_RegBase + 0x400, 256); //Shaping Table
FpgaOp.RegWrite(Et_RegBase + 0x0, 1); // Clr
//Step 3. Setup Streamer32
ConfigS2MM(Streamer_DMA_RegBase, envOutAddr, numOfSamples * osr * 2); // envOut each sample 2 bytes
ConfigMM2S(Streamer_DMA_RegBase, paInAddr, numOfSamples * 4); // paIn each sample 4 bytes
//Step 4. Read back the ET output
UInt32[] dataFromDdr = new UInt32[numOfSamples * osr / 2];
FpgaOp.DdrRead(dataFromDdr, envOutAddr, numOfSamples * osr / 2);
var envData = UnpackToShort(dataFromDdr);
var envData_Double = ScaleToFloatingPoint(envData);
#endregion
//label:
//Step 5. Write Env output to file
StreamWriter sw = new StreamWriter(@"c:\wjh\EnvOut.csv");
for (int i = 0; i < envData_Double.Length; i++)
{
sw.WriteLine("{0}", envData_Double[i]);
}
sw.Close();
SessionClose();
Console.ReadKey();
}