/// <summary>
/// Calibrate module temperature by passing in current heat sink temperature.
/// Offsets are subtracted from the measured value to create the reported value.
/// Example: heat sink is @ 25C.
/// You would call this method CalibrateModuleTemperature(25.0)
/// Note: both offsets (0C and 75C are set the same)
/// </summary>
/// <param name="heatSinkTemperature"></param>
/// <param name="zeroOffsetsFirst"></param>
public async Task <bool> CalibrateModuleTemperature(double heatSinkTemperature, bool zeroOffsetsFirst = false)
{
return(await Task.Run(async() =>
{
if (zeroOffsetsFirst)
{
await Qsfp100G.SetModuleTemperatureOffsetsAsync(0, 0).ConfigureAwait(false);
await Task.Delay(3000).ConfigureAwait(false); // allow sometime overcome module internal smoothing
}
var temperatureOffset = await Qsfp100G.TemperatureAsync() - heatSinkTemperature;
var writtenData = await Qsfp100G.SetModuleTemperatureOffsetsAsync(temperatureOffset, temperatureOffset)
.ConfigureAwait(false);
var checkSum = UtilityFunctions.ComputeCheckSum(Qsfp100G.GetCiscoSpecificConfiguration());
await Device.SetRegAsync(Qsfp100GRegister.Page4.ModuleConfigCheckSum, checkSum);
await Qsfp100G.Update_CalibrationAsync().ConfigureAwait(false);
// validate page 4 upper NVR after device reset.
var res = await DutGpio.Reset(TimeSpan.FromMilliseconds(50), TimeSpan.FromMilliseconds(2500));
var(success, bootTime) =
await ResetWaitTillIntL(TimeSpan.FromMilliseconds(1000), TimeSpan.FromSeconds(10));
var readBackData = Qsfp100G.GetCiscoSpecificConfiguration();
return readBackData.SequenceEqual(writtenData);
}));
}
/// <summary>
/// Calibrate module temperature by setting offset registers.
/// Offsets are subtracted from the measured value to create the reported value.
/// Example: module is actually @ 25C.
/// The reported temperature is 35C.
/// You would call this method CalibrateModuleTemperature(10.0,10.0)
/// </summary>
/// <param name="offsetAt0C"></param>
/// <param name="offsetAt75C"></param>
public async Task <bool> CalibrateModuleTemperatureAsync(double offsetAt0C, double offsetAt75C)
{
return(await Task.Run(async() =>
{
//scale offset temperatures to counts
var offset0C = BitConverter
.GetBytes((short)(offsetAt0C / Qsfp100GRegister.Page4.TemperatureOffset0C.Register.Scale))
.Reverse().ToArray();
var offset75C = BitConverter
.GetBytes((short)(offsetAt75C / Qsfp100GRegister.Page4.TemperatureOffset75C.Register.Scale))
.Reverse().ToArray();
// write values and update cal
await Device.SetRegAsync(Qsfp100GRegister.Page4.TemperatureOffset0C, offset0C);
await Device.SetRegAsync(Qsfp100GRegister.Page4.TemperatureOffset75C, offset75C);
await Update_CalibrationAsync().ConfigureAwait(false);
const int startConfigAddress = 192;
const int endConfigAddress = 254;
var writeData = new byte[Qsfp100GRegister.Page4.CiscoSpecificNvr.EndAddress -
Qsfp100GRegister.Page4.CiscoSpecificNvr.StartAddress + 1];
var readBackData = new byte[Qsfp100GRegister.Page4.CiscoSpecificNvr.EndAddress -
Qsfp100GRegister.Page4.CiscoSpecificNvr.StartAddress + 1];
var page4Data = GetPage(Memory.Pages.NonVolatile.P4Upper);
Array.Copy(page4Data, startConfigAddress - 128, writeData, 0, endConfigAddress - startConfigAddress);
var checkSum = UtilityFunctions.ComputeCheckSum(writeData);
_ = await Device.SetRegAsync(Qsfp100GRegister.Page4.ModuleConfigCheckSum, checkSum).ConfigureAwait(false);
await Update_CalibrationAsync().ConfigureAwait(false);
// validate page 4 upper NVR after device reset.
// var res = await DutGpio.Reset(TimeSpan.FromMilliseconds(50), TimeSpan.FromMilliseconds(2500));
page4Data = GetPage(Memory.Pages.NonVolatile.P4Upper);
Array.Copy(page4Data, startConfigAddress - 128, readBackData, 0, endConfigAddress - startConfigAddress);
return readBackData.SequenceEqual(writeData);
}));
}
/// <summary>
/// Calibrate module temperature by passing in current heat sink temperature.
/// Offsets are subtracted from the measured value to create the reported value.
/// Example: heat sink is @ 25C.
/// You would call this method CalibrateModuleTemperature(25.0)
/// Note: both offsets (0C and 75C are set the same)
/// </summary>
/// <param name="caseHotspotTemperature"></param>
/// <param name="slope"></param>
/// <param name="zeroOffsetsFirst"></param>
public async Task <bool> CalibrateModuleTemperature2(double caseHotspotTemperature, double slope,
bool zeroOffsetsFirst = false)
{
return(await Task.Run(async() =>
{
if (zeroOffsetsFirst)
{
await Qsfp100G.SetModuleTemperatureOffsetsAsync(0, 0).ConfigureAwait(false);
await Task.Delay(3000).ConfigureAwait(false); // allow sometime overcome module internal smoothing
var result2 = await WaitDutTemperatureStable(0.5, TimeSpan.FromSeconds(30),
TimeSpan.FromSeconds(2), TimeSpan.FromMinutes(5));
}
var temperatureOffsetAtCaseHotspotTemp = await Qsfp100G.TemperatureAsync() - caseHotspotTemperature;
var fixedOffset = temperatureOffsetAtCaseHotspotTemp - caseHotspotTemperature *slope;
// fixed offset temp dependent offset
var offsetAt0C = fixedOffset + 0.0 * slope;
var offsetAt70C = fixedOffset + 70.0 * slope;
var writtenData = await Qsfp100G.SetModuleTemperatureOffsetsAsync(offsetAt0C, offsetAt70C)
.ConfigureAwait(false);
var checkSum = UtilityFunctions.ComputeCheckSum(Qsfp100G.GetCiscoSpecificConfiguration());
await Device.SetRegAsync(Qsfp100GRegister.Page4.ModuleConfigCheckSum, checkSum);
await Qsfp100G.Update_CalibrationAsync().ConfigureAwait(false);
// validate page 4 upper NVR after device reset.
var res = await DutGpio.Reset(TimeSpan.FromMilliseconds(50), TimeSpan.FromMilliseconds(2500));
var(success, _) = await ResetWaitTillIntL(TimeSpan.FromMilliseconds(1000), TimeSpan.FromSeconds(10));
if (!success)
{
throw new ArgumentException("ResetWaitTillIntL failed");
}
var readBackData = Qsfp100G.GetCiscoSpecificConfiguration();
return readBackData.SequenceEqual(writtenData);
}));
}