Add support for IT8688E chip and various motherboards (#83)

* Add IT8688E chip type

* Add Z390 M Gaming motherboard type

* Add proper voltage and temperatures for Z390 M Gaming

* Add support for Z390 Aorus Ultra and Z390 UD

Hardware/LPC/Chip.cs

@@ -30,6 +30,7 @@ namespace OpenHardwareMonitor.Hardware.LPC {
     IT8628E = 0x8628,
     IT8665E = 0x8665,
     IT8686E = 0x8686,
+    IT8688E = 0x8688,
     IT8705F = 0x8705,
     IT8712F = 0x8712,
     IT8716F = 0x8716,
@@ -86,6 +87,7 @@ namespace OpenHardwareMonitor.Hardware.LPC {
         case Chip.IT8628E: return "ITE IT8628E";
         case Chip.IT8665E: return "ITE IT8665E";
         case Chip.IT8686E: return "ITE IT8686E";
+        case Chip.IT8688E: return "ITE IT8688E";
         case Chip.IT8705F: return "ITE IT8705F";
         case Chip.IT8712F: return "ITE IT8712F";
         case Chip.IT8716F: return "ITE IT8716F";

Hardware/LPC/IT87XX.cs

@@ -64,6 +64,10 @@ namespace OpenHardwareMonitor.Hardware.LPC {
       Ring0.WriteIoPort(addressReg, register);
       byte value = Ring0.ReadIoPort(dataReg);
       valid = register == Ring0.ReadIoPort(addressReg);
+      // IT8688E doesn't return the value we wrote to 
+      // addressReg when we read it back.
+      if (this.chip == Chip.IT8688E)
+        valid = true;
       return value;
     }
 
@@ -198,6 +202,11 @@ namespace OpenHardwareMonitor.Hardware.LPC {
         fans = new float?[6];
         fansDisabled = new bool[6];
         controls = new float?[3];
+      } else if (chip == Chip.IT8688E) {
+        voltages = new float?[11];
+        temperatures = new float?[6];
+        fans = new float?[5];
+        controls = new float?[3];
        } else {
         voltages = new float?[9];
         temperatures = new float?[3];
@@ -209,7 +218,8 @@ namespace OpenHardwareMonitor.Hardware.LPC {
       // IT8620E, IT8628E, IT8721F, IT8728F, IT8772E and IT8686E use a 12mV resultion 
       // ADC, all others 16mV
       if (chip == Chip.IT8620E || chip == Chip.IT8628E || chip == Chip.IT8721F 
-        || chip == Chip.IT8728F || chip == Chip.IT8771E || chip == Chip.IT8772E || chip == Chip.IT8686E) 
+        || chip == Chip.IT8728F || chip == Chip.IT8771E || chip == Chip.IT8772E
+        || chip == Chip.IT8686E || chip == Chip.IT8688E)
       {
         voltageGain = 0.012f;
       }
@@ -266,6 +276,7 @@ namespace OpenHardwareMonitor.Hardware.LPC {
           break;
         case Chip.IT8620E:
         case Chip.IT8628E:
+        case Chip.IT8688E:
         case Chip.IT8705F: 
         case Chip.IT8728F:
         case Chip.IT8771E:

Hardware/LPC/LPCIO.cs

@@ -385,6 +385,7 @@ namespace OpenHardwareMonitor.Hardware.LPC {
         case 0x8628: chip = Chip.IT8628E; break;
         case 0x8665: chip = Chip.IT8665E; break;
         case 0x8686: chip = Chip.IT8686E; break; 
+        case 0x8688: chip = Chip.IT8688E; break;
         case 0x8705: chip = Chip.IT8705F; break;
         case 0x8712: chip = Chip.IT8712F; break;
         case 0x8716: chip = Chip.IT8716F; break;

Hardware/Mainboard/Identification.cs

@@ -195,6 +195,12 @@ namespace OpenHardwareMonitor.Hardware.Mainboard {
           return Model.Z68X_UD3H_B3;
         case "Z68X-UD7-B3":
           return Model.Z68X_UD7_B3;
+        case "Z390 M GAMING-CF":
+          return Model.Z390_M_GAMING;
+        case "Z390 AORUS ULTRA":
+          return Model.Z390_AORUS_ULTRA;
+        case "Z390 UD":
+          return Model.Z390_UD;
         case "FH67":
           return Model.FH67;
         case "AX370-Gaming K7":

Hardware/Mainboard/Model.cs

@@ -87,6 +87,9 @@ namespace OpenHardwareMonitor.Hardware.Mainboard {
     Z68X_UD3H_B3,
     Z68X_UD7_B3,
     AX370_K7,
+    Z390_M_GAMING,
+    Z390_AORUS_ULTRA,
+    Z390_UD,
 
     // Shuttle
     FH67,

Hardware/Mainboard/SuperIOHardware.cs

@@ -176,6 +176,7 @@ namespace OpenHardwareMonitor.Hardware.Mainboard {
       c = new List<Ctrl>();
 
       switch (superIO.Chip) {
+        case Chip.IT8688E:
         case Chip.IT8705F:
         case Chip.IT8712F:
         case Chip.IT8716F:
@@ -649,6 +650,31 @@ namespace OpenHardwareMonitor.Hardware.Mainboard {
               t.Add(new Temperature("VRM MOS", 4));
               for (int i = 0; i < superIO.Fans.Length; i++)
                 f.Add(new Fan("Fan #" + (i + 1), i));
+	      break;
+            case Model.Z390_M_GAMING: // IT8688E
+            case Model.Z390_AORUS_ULTRA:
+            case Model.Z390_UD:
+              v.Add(new Voltage("CPU VCore", 0));
+              v.Add(new Voltage("+3.3V", 1, 6.49f, 10));
+              v.Add(new Voltage("+12V", 2, 5f, 1));
+              v.Add(new Voltage("+5V", 3, 1.5f, 1));
+              v.Add(new Voltage("CPU VCCGT", 4));
+              v.Add(new Voltage("CPU VCCSA", 5));
+              v.Add(new Voltage("VDDQ", 6));  
+              v.Add(new Voltage("DDRVTT", 7));
+              v.Add(new Voltage("PCHCore", 8));
+              v.Add(new Voltage("CPU VCCIO", 9));
+              v.Add(new Voltage("DDRVPP", 10));
+              t.Add(new Temperature("System1", 0));
+              t.Add(new Temperature("PCH", 1));
+              t.Add(new Temperature("CPU", 2));
+              t.Add(new Temperature("PCIEX16", 3));
+              t.Add(new Temperature("VRM MOS", 4));
+              t.Add(new Temperature("System2", 5));
+              f.Add(new Fan("CPU Fan", 0));
+              f.Add(new Fan("System Fan #1", 1));
+              f.Add(new Fan("System Fan #2", 2));
+              f.Add(new Fan("System Fan #3", 3));
               break;
             default:
               v.Add(new Voltage("CPU VCore", 0));