Support X870E Apex CPU Sensor Index for BIOS 1804+

sergiye · sergiye · commit cd72350f032f · 2025-11-15T17:51:51.000+02:00
X870E Apex's CPU Sensor Index changed from 22 to 21 after the latest BIOS 1804 update.
diff --git a/OpenHardwareMonitorLib/Hardware/Motherboard/SuperIOHardware.cs b/OpenHardwareMonitorLib/Hardware/Motherboard/SuperIOHardware.cs
@@ -5068,12 +5068,18 @@ private static void GetNuvotonConfigurationD(ISuperIO superIO, Manufacturer manu
                             t.Add(new Temperature("CPU Package", 0));
                             t.Add(new Temperature("VRM", 1));
                             t.Add(new Temperature("Motherboard", 2));
+
+                            // BIOS 1804 or above moved CPU Temp Sensor to 21
+                            t.Add(new Temperature("CPU", 21));
+
+                            // For BIOS 1803 or older
                             t.Add(new Temperature("CPU", 22));
 
                             // Add all unmapped temperature sensors
                             for (int i = 3; i < superIO.Temperatures.Length; i++)
                             {
-                                if (i != 22)
+                                // 21 and 22 are not used at the same time
+                                if (i != 21 && i != 22)
                                 {
                                     t.Add(new Temperature($"Temperature #{i}", i));
                                 }

Original file line number	Diff line number	Diff line change
`@@ -5068,12 +5068,18 @@ private static void GetNuvotonConfigurationD(ISuperIO superIO, Manufacturer manu`
`5068`	`5068`	`t.Add(new Temperature("CPU Package", 0));`
`5069`	`5069`	`t.Add(new Temperature("VRM", 1));`
`5070`	`5070`	`t.Add(new Temperature("Motherboard", 2));`
	`5071`	`+`
	`5072`	`+ // BIOS 1804 or above moved CPU Temp Sensor to 21`
	`5073`	`+ t.Add(new Temperature("CPU", 21));`
	`5074`	`+`
	`5075`	`+ // For BIOS 1803 or older`
`5071`	`5076`	`t.Add(new Temperature("CPU", 22));`
`5072`	`5077`
`5073`	`5078`	`// Add all unmapped temperature sensors`
`5074`	`5079`	`for (int i = 3; i < superIO.Temperatures.Length; i++)`
`5075`	`5080`	`{`
`5076`		`- if (i != 22)`
	`5081`	`+ // 21 and 22 are not used at the same time`
	`5082`	`+ if (i != 21 && i != 22)`
`5077`	`5083`	`{`
`5078`	`5084`	`t.Add(new Temperature($"Temperature #{i}", i));`
`5079`	`5085`	`}`