moel@1: /*
moel@1:  
moel@344:   This Source Code Form is subject to the terms of the Mozilla Public
moel@344:   License, v. 2.0. If a copy of the MPL was not distributed with this
moel@344:   file, You can obtain one at http://mozilla.org/MPL/2.0/.
moel@1:  
moel@344:   Copyright (C) 2009-2011 Michael Möller <mmoeller@openhardwaremonitor.org>
moel@344: 	
moel@1: */
moel@1: 
moel@1: using System;
moel@1: using System.Collections.Generic;
moel@166: using System.Globalization;
moel@1: using System.Text;
moel@1: 
moel@1: namespace OpenHardwareMonitor.Hardware.TBalancer {
moel@275:   internal class TBalancer : Hardware {
moel@1: 
moel@195:     private readonly int portIndex;    
moel@195:     private readonly byte protocolVersion;
moel@195:     private readonly Sensor[] digitalTemperatures = new Sensor[8];
moel@195:     private readonly Sensor[] analogTemperatures = new Sensor[4];
moel@195:     private readonly Sensor[] sensorhubTemperatures = new Sensor[6];
moel@195:     private readonly Sensor[] sensorhubFlows = new Sensor[2];
moel@195:     private readonly Sensor[] fans = new Sensor[4];
moel@195:     private readonly Sensor[] controls = new Sensor[4];
moel@195:     private readonly Sensor[] miniNGTemperatures = new Sensor[4];
moel@195:     private readonly Sensor[] miniNGFans = new Sensor[4];
moel@195:     private readonly Sensor[] miniNGControls = new Sensor[4];
moel@195:     private readonly List<ISensor> deactivating = new List<ISensor>();
moel@195: 
moel@87:     private FT_HANDLE handle;
moel@57:     private int[] primaryData = new int[0];
moel@57:     private int[] alternativeData = new int[0];
moel@1: 
moel@1:     public const byte STARTFLAG = 100;
moel@57:     public const byte ENDFLAG = 254;
moel@57: 
moel@57:     private delegate void MethodDelegate();
moel@275:     private readonly MethodDelegate alternativeRequest;
moel@1: 
moel@275:     public TBalancer(int portIndex, byte protocolVersion, ISettings settings)
moel@275:       : base("T-Balancer bigNG",  new Identifier("bigng",
moel@275:         portIndex.ToString(CultureInfo.InvariantCulture)), settings) 
moel@275:     {
moel@165: 
moel@87:       this.portIndex = portIndex;
moel@33:       this.protocolVersion = protocolVersion;
moel@1: 
moel@195:       ParameterDescription[] parameter = new [] {
moel@122:         new ParameterDescription("Offset [°C]", "Temperature offset.", 0)
moel@63:       };
moel@57:       int offset = 0;
moel@57:       for (int i = 0; i < digitalTemperatures.Length; i++)
moel@88:         digitalTemperatures[i] = new Sensor("Digital Sensor " + i,
moel@165:           offset + i, SensorType.Temperature, this, parameter, settings);
moel@57:       offset += digitalTemperatures.Length;
moel@57: 
moel@57:       for (int i = 0; i < analogTemperatures.Length; i++)
moel@88:         analogTemperatures[i] = new Sensor("Analog Sensor " + (i + 1),
moel@165:           offset + i, SensorType.Temperature, this, parameter, settings);
moel@57:       offset += analogTemperatures.Length;
moel@57: 
moel@57:       for (int i = 0; i < sensorhubTemperatures.Length; i++)
moel@88:         sensorhubTemperatures[i] = new Sensor("Sensorhub Sensor " + i,
moel@165:           offset + i, SensorType.Temperature, this, parameter, settings);
moel@57:       offset += sensorhubTemperatures.Length;
moel@57: 
moel@57:       for (int i = 0; i < miniNGTemperatures.Length; i++)
moel@63:         miniNGTemperatures[i] = new Sensor("miniNG #" + (i / 2 + 1) +
moel@165:           " Sensor " + (i % 2 + 1), offset + i, SensorType.Temperature,
moel@165:           this, parameter, settings);
moel@57:       offset += miniNGTemperatures.Length;
moel@57: 
moel@118:       for (int i = 0; i < sensorhubFlows.Length; i++)
moel@118:         sensorhubFlows[i] = new Sensor("Flowmeter " + (i + 1),
moel@195:           i, SensorType.Flow, this, new [] {
moel@118:             new ParameterDescription("Impulse Rate", 
moel@118:               "The impulse rate of the flowmeter in pulses/L", 509)
moel@165:           }, settings);
moel@118: 
moel@118:       for (int i = 0; i < controls.Length; i++) {
moel@137:         controls[i] = new Sensor("Fan Channel " + i, i, SensorType.Control, 
moel@165:           this, settings);
moel@137:       }
moel@137: 
moel@137:       for (int i = 0; i < miniNGControls.Length; i++) {
moel@137:         miniNGControls[i] = new Sensor("miniNG #" + (i / 2 + 1) +
moel@165:           " Fan Channel " + (i % 2 + 1), 4 + i, SensorType.Control, this, 
moel@165:           settings);
moel@118:       }
moel@118: 
moel@57:       alternativeRequest = new MethodDelegate(DelayedAlternativeRequest);
moel@57: 
moel@87:       Open();
moel@87:       Update(); 
moel@1:     }
moel@1: 
moel@275:     protected override void ActivateSensor(ISensor sensor) {
moel@1:       deactivating.Remove(sensor);
moel@275:       base.ActivateSensor(sensor);   
moel@275:     } 
moel@1: 
moel@275:     protected override void DeactivateSensor(ISensor sensor) {
moel@1:       if (deactivating.Contains(sensor)) {
moel@1:         deactivating.Remove(sensor);
moel@275:         base.DeactivateSensor(sensor);
moel@1:       } else if (active.Contains(sensor)) {
moel@1:         deactivating.Add(sensor);
moel@1:       }     
moel@1:     }
moel@1: 
moel@57:     private void ReadminiNG(int[] data, int number) {
moel@57:       int offset = 1 + number * 65;
moel@57: 
moel@57:       if (data[offset + 61] != ENDFLAG)
moel@57:         return;
moel@57: 
moel@57:       for (int i = 0; i < 2; i++) {
moel@57:         Sensor sensor = miniNGTemperatures[number * 2 + i];
moel@57:         if (data[offset + 7 + i] > 0) {
moel@63:           sensor.Value = 0.5f * data[offset + 7 + i] + 
moel@63:             sensor.Parameters[0].Value;
moel@57:           ActivateSensor(sensor);
moel@57:         } else {
moel@57:           DeactivateSensor(sensor);
moel@57:         }
moel@57:       }
moel@57: 
moel@57:       for (int i = 0; i < 2; i++) {
moel@57:         if (miniNGFans[number * 2 + i] == null)
moel@57:           miniNGFans[number * 2 + i] = 
moel@88:             new Sensor("miniNG #" + (number + 1) + " Fan Channel " + (i + 1),
moel@165:             4 + number * 2 + i, SensorType.Fan, this, settings);
moel@57:         
moel@57:         Sensor sensor = miniNGFans[number * 2 + i];
moel@57: 
moel@57:         sensor.Value = 20.0f * data[offset + 43 + 2 * i];
moel@57:         ActivateSensor(sensor);
moel@57:       }
moel@137: 
moel@137:       for (int i = 0; i < 2; i++) {
moel@137:         Sensor sensor = miniNGControls[number * 2 + i];
moel@137:         sensor.Value = data[offset + 15 + i];
moel@137:         ActivateSensor(sensor);
moel@137:       }
moel@57:     }
moel@57: 
moel@1:     private void ReadData() {
moel@1:       int[] data = new int[285];
moel@1:       for (int i = 0; i < data.Length; i++)
moel@87:         data[i] = FTD2XX.ReadByte(handle);
moel@137:       
moel@57:       if (data[0] != STARTFLAG) {
moel@87:         FTD2XX.FT_Purge(handle, FT_PURGE.FT_PURGE_RX);   
moel@1:         return;
moel@1:       }
moel@1: 
moel@73:       if (data[1] == 255 || data[1] == 88) { // bigNG
moel@57: 
moel@57:         if (data[274] != protocolVersion) 
moel@57:           return;
moel@57: 
moel@57:         this.primaryData = data;
moel@57: 
moel@57:         for (int i = 0; i < digitalTemperatures.Length; i++)
moel@57:           if (data[238 + i] > 0) {
moel@63:             digitalTemperatures[i].Value = 0.5f * data[238 + i] + 
moel@63:               digitalTemperatures[i].Parameters[0].Value;
moel@57:             ActivateSensor(digitalTemperatures[i]);
moel@57:           } else {
moel@57:             DeactivateSensor(digitalTemperatures[i]);
moel@57:           }
moel@57: 
moel@57:         for (int i = 0; i < analogTemperatures.Length; i++)
moel@57:           if (data[260 + i] > 0) {
moel@63:             analogTemperatures[i].Value = 0.5f * data[260 + i] +
moel@63:               analogTemperatures[i].Parameters[0].Value;
moel@57:             ActivateSensor(analogTemperatures[i]);
moel@57:           } else {
moel@57:             DeactivateSensor(analogTemperatures[i]);
moel@57:           }
moel@57: 
moel@57:         for (int i = 0; i < sensorhubTemperatures.Length; i++)
moel@57:           if (data[246 + i] > 0) {
moel@63:             sensorhubTemperatures[i].Value = 0.5f * data[246 + i] +
moel@63:               sensorhubTemperatures[i].Parameters[0].Value;
moel@57:             ActivateSensor(sensorhubTemperatures[i]);
moel@57:           } else {
moel@57:             DeactivateSensor(sensorhubTemperatures[i]);
moel@57:           }
moel@57: 
moel@57:         for (int i = 0; i < sensorhubFlows.Length; i++)
moel@57:           if (data[231 + i] > 0 && data[234] > 0) {
moel@66:             float pulsesPerSecond = (data[231 + i] * 4.0f) / data[234];
moel@63:             float pulsesPerLiter = sensorhubFlows[i].Parameters[0].Value;
moel@57:             sensorhubFlows[i].Value = pulsesPerSecond * 3600 / pulsesPerLiter;
moel@57:             ActivateSensor(sensorhubFlows[i]);
moel@57:           } else {
moel@57:             DeactivateSensor(sensorhubFlows[i]);
moel@57:           }
moel@86:         
moel@57:         for (int i = 0; i < fans.Length; i++) {
moel@57:           float maxRPM = 11.5f * ((data[149 + 2 * i] << 8) | data[148 + 2 * i]);
moel@57: 
moel@57:           if (fans[i] == null)
moel@134:             fans[i] = new Sensor("Fan Channel " + i, i, SensorType.Fan,
moel@195:               this, new [] { new ParameterDescription("MaxRPM", 
moel@63:                   "Maximum revolutions per minute (RPM) of the fan.", maxRPM)
moel@165:               }, settings);
moel@57: 
moel@118:           float value;
moel@118:           if ((data[136] & (1 << i)) == 0)  // pwm mode
moel@118:             value = 0.02f * data[137 + i];
moel@63:           else // analog mode
moel@118:             value = 0.01f * data[141 + i];
moel@118:           
moel@118:           fans[i].Value = fans[i].Parameters[0].Value * value;
moel@57:           ActivateSensor(fans[i]);
moel@118: 
moel@137:           controls[i].Value = 100 * value;
moel@137:           ActivateSensor(controls[i]);
moel@1:         }
moel@1: 
moel@57:       } else if (data[1] == 253) { // miniNG #1
moel@57:         this.alternativeData = data;
moel@1: 
moel@57:         ReadminiNG(data, 0);        
moel@57:               
moel@137:         if (data[66] == 253)  // miniNG #2
moel@57:           ReadminiNG(data, 1);
moel@57:       } 
moel@1:     }
moel@1: 
moel@275:     public override HardwareType HardwareType {
moel@165:       get { return HardwareType.TBalancer; }
moel@1:     }
moel@1: 
moel@275:     public override string GetReport() {
moel@1:       StringBuilder r = new StringBuilder();
moel@1: 
moel@1:       r.AppendLine("T-Balancer bigNG");
moel@1:       r.AppendLine();
moel@166:       r.Append("Port Index: "); 
moel@166:       r.AppendLine(portIndex.ToString(CultureInfo.InvariantCulture));
moel@1:       r.AppendLine();
moel@57: 
moel@57:       r.AppendLine("Primary System Information Answer");
moel@1:       r.AppendLine();
moel@1:       r.AppendLine("       00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F");
moel@1:       r.AppendLine();
moel@1:       for (int i = 0; i <= 0x11; i++) {
moel@166:         r.Append(" "); 
moel@166:         r.Append((i << 4).ToString("X3", CultureInfo.InvariantCulture)); 
moel@166:         r.Append("  ");
moel@1:         for (int j = 0; j <= 0xF; j++) {
moel@1:           int index = ((i << 4) | j);
moel@57:           if (index < primaryData.Length) {
moel@1:             r.Append(" ");
moel@166:             r.Append(primaryData[index].ToString("X2", CultureInfo.InvariantCulture));
moel@1:           }          
moel@1:         }
moel@1:         r.AppendLine();
moel@1:       }
moel@1:       r.AppendLine();
moel@1: 
moel@57:       if (alternativeData.Length > 0) {
moel@57:         r.AppendLine("Alternative System Information Answer");
moel@57:         r.AppendLine();
moel@57:         r.AppendLine("       00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F");
moel@57:         r.AppendLine();
moel@57:         for (int i = 0; i <= 0x11; i++) {
moel@166:           r.Append(" "); 
moel@166:           r.Append((i << 4).ToString("X3", CultureInfo.InvariantCulture)); 
moel@166:           r.Append("  ");
moel@57:           for (int j = 0; j <= 0xF; j++) {
moel@57:             int index = ((i << 4) | j);
moel@57:             if (index < alternativeData.Length) {
moel@57:               r.Append(" ");
moel@166:               r.Append(alternativeData[index].ToString("X2", CultureInfo.InvariantCulture));
moel@57:             }
moel@57:           }
moel@57:           r.AppendLine();
moel@57:         }
moel@57:         r.AppendLine();
moel@57:       }
moel@57: 
moel@1:       return r.ToString();
moel@1:     }
moel@1: 
moel@57:     private void DelayedAlternativeRequest() {
moel@87:       System.Threading.Thread.Sleep(500);      
moel@87:       FTD2XX.Write(handle, new byte[] { 0x37 });
moel@57:     }
moel@57: 
moel@87:     public void Open() {
moel@87:       FTD2XX.FT_Open(portIndex, out handle); 
moel@87:       FTD2XX.FT_SetBaudRate(handle, 19200);
moel@87:       FTD2XX.FT_SetDataCharacteristics(handle, 8, 1, 0);
moel@87:       FTD2XX.FT_SetFlowControl(handle, FT_FLOW_CONTROL.FT_FLOW_RTS_CTS, 0x11,
moel@87:         0x13);
moel@87:       FTD2XX.FT_SetTimeouts(handle, 1000, 1000);
moel@87:       FTD2XX.FT_Purge(handle, FT_PURGE.FT_PURGE_ALL);
moel@87:     }
moel@57: 
moel@275:     public override void Update() {
moel@87:       while (FTD2XX.BytesToRead(handle) >= 285)
moel@87:         ReadData();
moel@87:       if (FTD2XX.BytesToRead(handle) == 1)
moel@87:         FTD2XX.ReadByte(handle);
moel@87: 
moel@87:       FTD2XX.Write(handle, new byte[] { 0x38 });
moel@87:       alternativeRequest.BeginInvoke(null, null);
moel@1:     }
moel@1: 
moel@298:     public override void Close() {
moel@87:       FTD2XX.FT_Close(handle);
moel@298:       base.Close();
moel@1:     }
moel@1: 
moel@1:   }
moel@1: }