internal FruDevice ReadFru(int deviceId, bool maxLenght = false)
{
byte countToRead = 8; //FRU common header size
GetFruDataResponse fruResponse =
IpmiSendReceive <GetFruDataResponse>(new GetFruDataRequest(0, 0, countToRead)
{
DeviceId = (byte)deviceId
});
if (fruResponse.CompletionCode == 0x00)
{
FruCommonHeader commonHeader = new FruCommonHeader(fruResponse.DataReturned);
ushort areaOffset;
byte[] chassisInfo = null;
byte[] boardInfo = null;
byte[] productInfo = null;
byte[] multiRecordInfo = null;
byte completionCode = fruResponse.CompletionCode;
areaOffset = commonHeader.ChassisInfoStartingOffset;
if (areaOffset != 0)
{
chassisInfo = ReadFruAreaBytes(deviceId, areaOffset, maxLenght, out completionCode);
}
areaOffset = commonHeader.BoardAreaStartingOffset;
if (areaOffset != 0)
{
boardInfo = ReadFruAreaBytes(deviceId, areaOffset, maxLenght, out completionCode);
}
areaOffset = commonHeader.ProductAreaStartingOffset;
if (areaOffset != 0)
{
productInfo = ReadFruAreaBytes(deviceId, areaOffset, maxLenght, out completionCode);
}
areaOffset = commonHeader.MultiRecordAreaStartingOffset;
if (areaOffset != 0)
{
multiRecordInfo = ReadFruAreaBytes(deviceId, areaOffset, maxLenght, out completionCode);
}
return(new FruDevice(deviceId,
commonHeader,
chassisInfo,
boardInfo,
productInfo,
multiRecordInfo,
completionCode));
}
else
{
return(new FruDevice(fruResponse.CompletionCode));
}
}
/// <summary>
/// Reads raw fru data, and returns a byte array.
/// </summary>
public virtual byte[] ReadFruDevice(int deviceId, ushort offset, byte readCount)
{
byte loOffset;
byte hiOffset;
// split address into hi and lo bytes.
IpmiSharedFunc.SplitWord(offset, out loOffset, out hiOffset);
GetFruDataResponse fruResponse =
this.IpmiSendReceive <GetFruDataResponse>(new GetFruDataRequest(loOffset, hiOffset, readCount)
{
DeviceId = (byte)deviceId
});
return(fruResponse.DataReturned);
}
/// <summary>
/// Returns a byte array with all bytes from a specific area of the fru: Chassis, Baseboard, Product
/// </summary>
private byte[] ReadFruAreaBytes(int deviceId, ushort offset, bool maxLenght, out byte completionCode)
{
byte countToRead = 0x10;
byte loOffset;
byte hiOffset;
List <byte> areaBytes = new List <byte>();
IpmiSharedFunc.SplitWord(offset, out loOffset, out hiOffset);
ushort totalDataRead = countToRead;
GetFruDataRequest fruRequest =
new GetFruDataRequest(loOffset, hiOffset, countToRead)
{
DeviceId = (byte)deviceId
};
GetFruDataResponse fruResponse = IpmiSendReceive <GetFruDataResponse>(fruRequest);
completionCode = fruResponse.CompletionCode;
if (completionCode == 0x00)
{
ushort dataSize = FruArea.AreaLength(fruResponse.DataReturned);
totalDataRead = Math.Min(countToRead, dataSize);
IpmiSharedFunc.AppendArrayToList(fruResponse.DataReturned, areaBytes, totalDataRead);
offset += totalDataRead;
int pass = 0;
while (dataSize > totalDataRead || pass > 12)
{
IpmiSharedFunc.SplitWord(offset, out loOffset, out hiOffset);
if (!maxLenght)
{
countToRead = (byte)Math.Min(countToRead, dataSize - totalDataRead);
}
else
{
countToRead = (byte)Math.Min(byte.MaxValue, dataSize - totalDataRead);
}
fruRequest = new GetFruDataRequest(loOffset, hiOffset, countToRead)
{
DeviceId = (byte)deviceId
};
// send request for more data
fruResponse = IpmiSendReceive <GetFruDataResponse>(fruRequest);
totalDataRead += countToRead;
offset += countToRead;
completionCode = fruResponse.CompletionCode;
if (completionCode == 0x00)
{
IpmiSharedFunc.AppendArrayToList(fruResponse.DataReturned, areaBytes, countToRead);
}
else
{
break;
}
pass++;
}
if (pass > 12)
{
completionCode = 0xEF;
}
}
return(areaBytes.ToArray());
}
