private bool LoadEpromIIC(string fwFile, bool isLargeEEprom)
{
// Need to do this here, since FwImage contains VendAX at this point.
for (int i = 0; i < Util.MaxFwSize; i++)
{
FwImage[i] = 0xFF;
}
if (!ReadConfigData(fwFile))
{
return(false);
}
ControlEndPt.Target = CyConst.TGT_DEVICE;
ControlEndPt.ReqType = CyConst.REQ_VENDOR;
// select variable is used as an indentifier to EEPROM... 1 for large EEPROM and 2 for small EEPROM
//if(select==1)
// ControlEndPt.ReqCode = 0xA9;
//else if(select==2)
// ControlEndPt.ReqCode = 0xA2;
ControlEndPt.ReqCode = isLargeEEprom ? (byte)0xA9 : (byte)0xA2;
ControlEndPt.Index = 0;
uint toTemp = ControlEndPt.TimeOut;
ControlEndPt.TimeOut = 25000;
ushort chunk = 4096;
byte[] buffer = new byte[chunk];
for (ushort i = 0; i < ImageLen; i += chunk)
{
ControlEndPt.Value = i;
int len = ((i + chunk) < ImageLen) ? chunk : ImageLen - i;
Array.Copy(FwImage, i, buffer, 0, len);
if (!ControlEndPt.Write(ref buffer, ref len))
{
return(false);
}
}
ControlEndPt.TimeOut = toTemp;
return(true);
}
private bool VerifyFW(bool isLargeEEprom)
{
// The written .iic file data needs to still be in FwImage when
// this function is invoked.
ControlEndPt.Target = CyConst.TGT_DEVICE;
ControlEndPt.ReqType = CyConst.REQ_VENDOR;
ControlEndPt.Index = 0;
if (isLargeEEprom)
{
ControlEndPt.ReqCode = CyConst.LARGEEEPROM_FW_VERIFIATIONCODE;
}
else
{
ControlEndPt.ReqCode = CyConst.SMALLEEPROM_FW_VERIFIATIONCODE;
}
uint toTemp = ControlEndPt.TimeOut;
ControlEndPt.TimeOut = 25000;
ushort chunk = 4096;
byte[] buffer = new byte[chunk];
for (ushort i = 0; i < ImageLen; i += chunk)
{
ControlEndPt.Value = i;
int len = ((i + chunk) < ImageLen) ? chunk : ImageLen - i;
if (!ControlEndPt.Read(ref buffer, ref len))
{
return(false);
}
for (int b = 0; b < len; b++)
{
if (buffer[b] != FwImage[b + i])
{
return(false);
}
}
}
ControlEndPt.TimeOut = toTemp;
return(true);
}
private bool LoadRamIIC(string fwFile)
{
// Need to do this here, since FwImage contains VendAX at this point.
for (int i = 0; i < Util.MaxFwSize; i++)
{
FwImage[i] = 0xFF;
}
ReadConfigData(fwFile);
// FwImage holds the file contents, suitable for the EEPROM
// Now, parse it into FwBuf, putting each record at the right offset,
// suitable for the FX2 RAM
byte[] FwBuf = new byte[Util.MaxFwSize];
for (int i = 0; i < Util.MaxFwSize; i++)
{
FwBuf[i] = 0xFF;
}
Util.ParseIICData(FwImage, FwBuf, ref ImageLen, ref FwOffset);
ControlEndPt.Target = CyConst.TGT_DEVICE;
ControlEndPt.ReqType = CyConst.REQ_VENDOR;
ControlEndPt.ReqCode = 0xA0;
ControlEndPt.Index = 0;
Reset(1); // Halt
ushort chunk = 2048;
byte[] buffer = new byte[chunk];
for (ushort i = FwOffset; i < ImageLen; i += chunk)
{
ControlEndPt.Value = i;
int len = ((i + chunk) < ImageLen) ? chunk : ImageLen - i;
Array.Copy(FwBuf, i, buffer, 0, len);
if (!ControlEndPt.Write(ref buffer, ref len))
{
return(false);
}
}
Reset(0); // Run
return(true);
}
public void Reset(int hold)
{
TTransaction m_FXaction = new TTransaction();
byte[] dta = new byte[8];
ControlEndPt.Target = CyConst.TGT_DEVICE;
ControlEndPt.ReqType = CyConst.REQ_VENDOR;
ControlEndPt.Value = 0xE600;
ControlEndPt.Index = 0x0000;
ControlEndPt.ReqCode = 0xA0;
dta[0] = (byte)hold;
int len = 1;
ControlEndPt.Write(ref dta, ref len);
len = 1;
if (m_bRecording && (m_script_file_name != null))
{
m_FXaction.AltIntfc = m_AltIntfc;
m_FXaction.ConfigNum = m_ConfigNum;
m_FXaction.IntfcNum = m_IntfcNum;
m_FXaction.EndPtAddr = ControlEndPt.Address;
m_FXaction.Tag = 0;
m_FXaction.bReqType = (byte)(ControlEndPt.Direction | ControlEndPt.ReqType | ControlEndPt.Target);
m_FXaction.CtlReqCode = ControlEndPt.ReqCode;
m_FXaction.wValue = ControlEndPt.Value;
m_FXaction.wIndex = ControlEndPt.Index;
m_FXaction.DataLen = (uint)len;
m_FXaction.Timeout = ControlEndPt.TimeOut / 1000;
m_FXaction.RecordSize = (uint)len + TTransaction.TotalHeaderSize;
//Write m_FXaction and buffer
m_FXaction.WriteToStream(m_script_file_name);
m_FXaction.WriteFromBuffer(m_script_file_name, ref dta, ref len);
Thread.Sleep(0);
}
Thread.Sleep(500);
}
unsafe internal FX3_FWDWNLOAD_ERROR_CODE DownloadUserIMGtoI2CE2PROM(ref byte[] buf, ref uint buflen)
{
int STAGE_SIZE = CyConst.CONTROLTFRER_DATA_LENGTH;
byte[] downloadbuf = new byte[STAGE_SIZE];
int NoOfStage = ((int)buflen / STAGE_SIZE);
int LastStage = ((int)buflen % STAGE_SIZE);
uint DownloadAddress = 0;
int FwImagePtr = 0;
int StageSize = STAGE_SIZE;
int maxpkt = ControlEndPt.MaxPktSize;
//Get the I2C addressing size
byte ImgI2CSizeByte = buf[2]; // the 2nd byte of the IMG file will tell us the I2EPROM internal addressing.
uint AddresingStageSize = 0;
ImgI2CSizeByte = (byte)((ImgI2CSizeByte >> 1) & 0x07); // Bit3:1 represent the addressing
bool IsMicroShipE2Prom = false;
switch (ImgI2CSizeByte)
{
case 0:
case 1:
return(FX3_FWDWNLOAD_ERROR_CODE.I2CEEPROM_UNKNOWN_I2C_SIZE);
case 2:
AddresingStageSize = (4 * 1024); // 4KByte
break;
case 3:
AddresingStageSize = (8 * 1024); // 8KByte
break;
case 4:
AddresingStageSize = (16 * 1024); // 16KByte
break;
case 5:
AddresingStageSize = (32 * 1024); // 32KByte
break;
case 6:
AddresingStageSize = (64 * 1024); // 64KByte
break;
case 7:
IsMicroShipE2Prom = true; // 128KByte Addressing for Microchip.
AddresingStageSize = (64 * 1024); // 64KByte // case 7 represent 128Kbyte but it follow 64Kbyte addressing
break;
default:
return(FX3_FWDWNLOAD_ERROR_CODE.I2CEEPROM_UNKNOWN_I2C_SIZE);
}
ControlEndPt.TimeOut = 5000;
ControlEndPt.Target = CyConst.TGT_DEVICE;
ControlEndPt.ReqType = CyConst.REQ_VENDOR;
ControlEndPt.Direction = CyConst.DIR_TO_DEVICE;
ControlEndPt.ReqCode = 0xBA;
ControlEndPt.Value = (ushort)(DownloadAddress & 0x0000FFFF); // Get 16-bit LSB
ControlEndPt.Index = (ushort)(DownloadAddress >> 16); // Get 16-bit MSB
for (uint i = 0; i < NoOfStage; i++)
{
//Copy data from main buffer to tmp buffer
for (uint j = 0; j < STAGE_SIZE; j++)
{
downloadbuf[j] = buf[FwImagePtr + j];
}
if (!ControlEndPt.XferData(ref downloadbuf, ref StageSize))
{
return(FX3_FWDWNLOAD_ERROR_CODE.FAILED);
}
ControlEndPt.Index += (ushort)StageSize; //Starting address withing I2C chunk size(for I2C size :32Kbyte the Index will go like 0,4,8,12,16 etc..)
FwImagePtr += STAGE_SIZE; //post transfer increament of buffer pointer
// Address calculation done in the below box
if (IsMicroShipE2Prom)
{//Microchip Addressing(0-(1-64),4(64 to 128),1(128 to 192 ),5(192 to 256))
if (FwImagePtr >= (128 * 1024))
{
if ((FwImagePtr % AddresingStageSize) == 0)
{
if (ControlEndPt.Value == 0x04)
{
ControlEndPt.Value = 0x01;
}
else
{
ControlEndPt.Value = 0x05;
}
ControlEndPt.Index = 0;
}
}
else if ((FwImagePtr % AddresingStageSize) == 0)
{
ControlEndPt.Value = 0x04;
ControlEndPt.Index = 0;
}
}
else
{ //ATMEL addressing sequential
if ((FwImagePtr % AddresingStageSize) == 0)
{ // Increament the Value field to represent the address and reset the Index value to zero.
ControlEndPt.Value += 0x01;
if (ControlEndPt.Value >= 8)
{
ControlEndPt.Value = 0x0; //reset the Address to ZERO
}
ControlEndPt.Index = 0;
}
}
}
if (LastStage != 0)
{//check for last stage
for (uint j = 0; j < LastStage; j++)
{
downloadbuf[j] = buf[FwImagePtr + j];
}
if ((LastStage % maxpkt) != 0)
{// make it multiple of max packet size
int diff = (maxpkt - (LastStage % maxpkt));
for (int j = LastStage; j < (LastStage + diff); j++)
{
downloadbuf[j] = 0;
}
LastStage += diff;
}
if (!ControlEndPt.XferData(ref downloadbuf, ref LastStage))
{
return(FX3_FWDWNLOAD_ERROR_CODE.FAILED);
}
/*Failure Case:
* The device does not return failure message when file size is more than 128KByte and only one 128Byte E2PROM on the DVK.
* Solution:
* Read back the last stage data to confirm that all data transferred successfully.*/
ControlEndPt.ReqCode = 0xBB;
ControlEndPt.Direction = CyConst.DIR_FROM_DEVICE;
if (!ControlEndPt.XferData(ref downloadbuf, ref LastStage))
{
return(FX3_FWDWNLOAD_ERROR_CODE.FAILED);
}
}
return(FX3_FWDWNLOAD_ERROR_CODE.SUCCESS);
}
private bool Ep0VendorCommand(ref byte[] buf, ref uint buflen, bool IsFromDevice, byte ReqCode, uint Value)
{
TTransaction m_Xaction = new TTransaction();
ControlEndPt.TimeOut = 5000;
ControlEndPt.Target = CyConst.TGT_DEVICE;
ControlEndPt.ReqType = CyConst.REQ_VENDOR;
if (IsFromDevice)
{
ControlEndPt.Direction = CyConst.DIR_FROM_DEVICE;
}
else
{
ControlEndPt.Direction = CyConst.DIR_TO_DEVICE;
}
ControlEndPt.ReqCode = ReqCode;
ControlEndPt.Value = (ushort)(Value & 0x0000FFFF); // Get 16-bit LSB
ControlEndPt.Index = (ushort)(Value >> 16); // Get 16-bit MSB
int len = (int)buflen;
// Handle the case where transfer length is 0 (used to send the Program Entry)
if (buflen == 0)
{
if (m_bRecording && (m_script_file_name != null))
{
m_Xaction.AltIntfc = m_AltIntfc;
m_Xaction.ConfigNum = m_ConfigNum;
m_Xaction.IntfcNum = m_IntfcNum;
m_Xaction.EndPtAddr = ControlEndPt.Address;
m_Xaction.Tag = 0;
m_Xaction.bReqType = (byte)(ControlEndPt.Direction | ControlEndPt.ReqType | ControlEndPt.Target);
m_Xaction.CtlReqCode = ControlEndPt.ReqCode;
m_Xaction.wValue = ControlEndPt.Value;
m_Xaction.wIndex = ControlEndPt.Index;
m_Xaction.DataLen = (uint)len;
m_Xaction.Timeout = ControlEndPt.TimeOut / 1000;
m_Xaction.RecordSize = (uint)len + TTransaction.TotalHeaderSize;
//Write m_Xaction and buffer
m_Xaction.WriteToStream(m_script_file_name);
m_Xaction.WriteFromBuffer(m_script_file_name, ref buf, ref len);
}
return(ControlEndPt.XferData(ref buf, ref len));
}
else
{
bool bRetCode = false;
int Stagelen = 0;
int BufIndex = 0;
while (len > 0)
{
if (len >= 65535)
{
Stagelen = 65535;
}
else
{
Stagelen = (len) % 65535;
}
// Allocate the buffer
byte[] StageBuf = new byte[Stagelen];
if (!IsFromDevice)
{//write operation
for (int i = 0; i < Stagelen; i++)
{
StageBuf[i] = buf[BufIndex + i];
}
}
bRetCode = ControlEndPt.XferData(ref StageBuf, ref Stagelen);
if (m_bRecording && (m_script_file_name != null))
{
m_Xaction.AltIntfc = m_AltIntfc;
m_Xaction.ConfigNum = m_ConfigNum;
m_Xaction.IntfcNum = m_IntfcNum;
m_Xaction.EndPtAddr = ControlEndPt.Address;
m_Xaction.Tag = 0;
m_Xaction.bReqType = (byte)(ControlEndPt.Direction | ControlEndPt.ReqType | ControlEndPt.Target);
m_Xaction.CtlReqCode = ControlEndPt.ReqCode;
m_Xaction.wValue = ControlEndPt.Value;
m_Xaction.wIndex = ControlEndPt.Index;
m_Xaction.DataLen = (uint)len;
m_Xaction.Timeout = ControlEndPt.TimeOut / 1000;
m_Xaction.RecordSize = (uint)len + TTransaction.TotalHeaderSize;
//Write m_Xaction and buffer
m_Xaction.WriteToStream(m_script_file_name);
m_Xaction.WriteFromBuffer(m_script_file_name, ref buf, ref len);
}
if (!bRetCode)
{
return(false);
}
if (IsFromDevice)
{//read operation
for (int i = 0; i < Stagelen; i++)
{
buf[BufIndex + i] = StageBuf[i];
}
}
len -= Stagelen;
BufIndex += Stagelen;
}
}
return(true);
}
private bool LoadRamHex(string fileName)
{
TTransaction m_Xaction = new TTransaction();
// A .hex file is already in the correct format for the FX2 RAM
bool rVal = false;
if (fileName == "VendAX")
{
rVal = Util.ParseHexData(VendAX, FwImage, ref ImageLen, ref FwOffset);
}
else
{
rVal = Util.ParseHexFile(fileName, FwImage, ref ImageLen, ref FwOffset);
}
if (rVal)
{
ControlEndPt.Target = CyConst.TGT_DEVICE;
ControlEndPt.ReqType = CyConst.REQ_VENDOR;
ControlEndPt.ReqCode = 0xA0;
ControlEndPt.Index = 0;
Reset(1); // Halt
ushort chunk = 2048;
byte[] buffer = new byte[chunk];
for (ushort i = FwOffset; i < ImageLen; i += chunk)
{
ControlEndPt.Value = i;
int len = ((i + chunk) < ImageLen) ? chunk : ImageLen - i;
Array.Copy(FwImage, i, buffer, 0, len);
ControlEndPt.Write(ref buffer, ref len);
if (m_bRecording && (m_script_file_name != null))
{
m_Xaction.AltIntfc = m_AltIntfc;
m_Xaction.ConfigNum = m_ConfigNum;
m_Xaction.IntfcNum = m_IntfcNum;
m_Xaction.EndPtAddr = ControlEndPt.Address;
m_Xaction.Tag = 0;
m_Xaction.bReqType = (byte)(ControlEndPt.Direction | ControlEndPt.ReqType | ControlEndPt.Target);
m_Xaction.CtlReqCode = ControlEndPt.ReqCode;
m_Xaction.wValue = ControlEndPt.Value;
m_Xaction.wIndex = ControlEndPt.Index;
m_Xaction.DataLen = (uint)len;
m_Xaction.Timeout = ControlEndPt.TimeOut / 1000;
m_Xaction.RecordSize = (uint)len + TTransaction.TotalHeaderSize;
//Write m_Xaction and buffer
m_Xaction.WriteToStream(m_script_file_name);
m_Xaction.WriteFromBuffer(m_script_file_name, ref buffer, ref len);
}
}
Reset(0); // Run
return(true);
}
else
{
return(false);
}
}
private bool LoadRamHex(string fname, bool blow)
{
TTransaction m_Xaction = new TTransaction();
list.Clear();
list1.Clear();
string line, sOffset, tmp;
int v;
FileStream fs = new FileStream(fname, FileMode.Open, FileAccess.Read);
StreamReader sr = new StreamReader(fs);
while (!sr.EndOfStream)
{
list.Add(sr.ReadLine());
}
sr.Close();
fs.Close();
int Ramsize = 0x4000;
// Delete non-data records
for (int i = list.Count - 1; i >= 0; i--)
{
line = (string)list[i];
if (line.Length > 0)
{
tmp = line.Substring(7, 2); // Get the Record Type into v
v = (int)Util.HexToInt(tmp);
if (v != 0)
{
list.Remove(list[i]); // Data records are type == 0
}
}
}
for (int i = 0; i < list.Count; i++)
{
line = (string)list[i];
// Remove comments
v = line.IndexOf("//");
if (v > -1)
{
line = line.Substring(0, v - 1);
}
// Build string that just contains the offset followed by the data bytes
if (line.Length > 0)
{
// Get the offset
sOffset = line.Substring(3, 4);
// Get the string of data chars
tmp = line.Substring(1, 2);
v = (int)Util.HexToInt(tmp) * 2;
string s = line.Substring(9, v);
list1.Add(sOffset + s);
}
}
if (blow)
{
Reset(1);
}
byte Reqcode = blow ? (byte)0xA0 : (byte)0xA3;
ushort windex = 0;
int iindex = 0;
string Datastring = "";
int nxtoffset = 0;
int xferLen = 0;
ushort wvalue = 0;
foreach (string lines in list1)
{
line = lines.Substring(0, 4);
ushort offset = (ushort)Util.HexToInt(line);
int slen = lines.Length;
int no_bytes = (slen - 4) / 2;
int lastaddr = offset + no_bytes;
//if (blow && (offset < Ramsize) && (lastaddr > Ramsize))
// no_bytes = Ramsize - offset;
//if (!blow && (offset < Ramsize) && (lastaddr > Ramsize))
//{
// no_bytes = lastaddr - (int)Ramsize;
// string s = "xxxx" + lines.Substring(slen - (no_bytes * 2), no_bytes * 2);
// list1[iindex] = s;
// offset = (ushort)Ramsize;
// line = "4000";
//}
//if ((blow && (offset < Ramsize)) || (!blow && (offset >= Ramsize)))
if ((blow && (lastaddr < Ramsize)) || (!blow && (lastaddr >= Ramsize)))
{
xferLen += no_bytes;
if ((offset == nxtoffset) && (xferLen < 0x1000))
{
Datastring += lines.Substring(4, no_bytes * 2);
}
else
{
int len = Datastring.Length;
if (!len.Equals(0))
{
int bufLen = len / 2;
byte[] buf = new byte[bufLen];
string d;
for (int j = 0; j < bufLen; j++)
{
d = Datastring.Substring(j * 2, 2);
buf[j] = (byte)Util.HexToInt(d);
}
ControlEndPt.Target = CyConst.TGT_DEVICE;
ControlEndPt.ReqType = CyConst.REQ_VENDOR;
ControlEndPt.Direction = CyConst.DIR_TO_DEVICE;
ControlEndPt.ReqCode = Reqcode;
ControlEndPt.Value = wvalue;
ControlEndPt.Index = windex;
ControlEndPt.Write(ref buf, ref bufLen);
if (m_bRecording && (m_script_file_name != null))
{
m_Xaction.AltIntfc = m_AltIntfc;
m_Xaction.ConfigNum = m_ConfigNum;
m_Xaction.IntfcNum = m_IntfcNum;
m_Xaction.EndPtAddr = ControlEndPt.Address;
m_Xaction.Tag = 0;
m_Xaction.bReqType = (byte)(ControlEndPt.Direction | ControlEndPt.ReqType | ControlEndPt.Target);
m_Xaction.CtlReqCode = ControlEndPt.ReqCode;
m_Xaction.wValue = ControlEndPt.Value;
m_Xaction.wIndex = ControlEndPt.Index;
m_Xaction.DataLen = (uint)bufLen;
m_Xaction.Timeout = ControlEndPt.TimeOut / 1000;
m_Xaction.RecordSize = (uint)bufLen + TTransaction.TotalHeaderSize;
//Write m_Xaction and buffer
m_Xaction.WriteToStream(m_script_file_name);
m_Xaction.WriteFromBuffer(m_script_file_name, ref buf, ref bufLen);
}
}
wvalue = (ushort)Util.HexToInt(line);
Datastring = lines.Substring(4, no_bytes * 2);
xferLen = no_bytes;
}
nxtoffset = offset + no_bytes;
}
iindex++;
}
int len1 = Datastring.Length;
if (!len1.Equals(0))
{
int bufLen = len1 / 2;
byte[] buf1 = new byte[bufLen];
string d;
for (int j = 0; j < bufLen; j++)
{
d = Datastring.Substring(j * 2, 2);
buf1[j] = (byte)Util.HexToInt(d);
}
ControlEndPt.Target = CyConst.TGT_DEVICE;
ControlEndPt.ReqType = CyConst.REQ_VENDOR;
ControlEndPt.Direction = CyConst.DIR_TO_DEVICE;
ControlEndPt.ReqCode = Reqcode;
ControlEndPt.Value = wvalue;
ControlEndPt.Index = windex;
ControlEndPt.Write(ref buf1, ref bufLen);
if (m_bRecording && (m_script_file_name != null))
{
m_Xaction.AltIntfc = m_AltIntfc;
m_Xaction.ConfigNum = m_ConfigNum;
m_Xaction.IntfcNum = m_IntfcNum;
m_Xaction.EndPtAddr = ControlEndPt.Address;
m_Xaction.Tag = 0;
m_Xaction.bReqType = (byte)(ControlEndPt.Direction | ControlEndPt.ReqType | ControlEndPt.Target);
m_Xaction.CtlReqCode = ControlEndPt.ReqCode;
m_Xaction.wValue = ControlEndPt.Value;
m_Xaction.wIndex = ControlEndPt.Index;
m_Xaction.DataLen = (uint)bufLen;
m_Xaction.Timeout = ControlEndPt.TimeOut / 1000;
m_Xaction.RecordSize = (uint)bufLen + TTransaction.TotalHeaderSize;
//Write m_Xaction and buffer
m_Xaction.WriteToStream(m_script_file_name);
m_Xaction.WriteFromBuffer(m_script_file_name, ref buf1, ref bufLen);
}
}
if (blow)
{
Reset(0);
}
return(true);
}