Deploy dortania/Getting-Started-With-ACPI to github.com/dortania/Getting-Started-With-ACPI.git:gh-pages

extra-files/SSDT-EC-USBX-LAPTOP.dsl

@@ -0,0 +1,62 @@
+/* Purpose of this SSDT is to:
+ * 
+ *   - Find references of devices named EC__
+ *   - If none are found, only then create a new EC
+ * 
+ * Reason for this is to avoid having multiple EC__ in devices
+ * like Lenovo who already use the name EC__
+ */
+DefinitionBlock ("", "SSDT", 2, "DRTNIA", "SsdtEC", 0x00001000)
+{
+    External (_SB_.PCI0.LPC_.EC__, DeviceObj)
+    External (_SB_.PCI0.LPCB.EC__, DeviceObj)
+
+    If ((!CondRefOf (\_SB.PCI0.LPCB.EC) && !CondRefOf (\_SB.PCI0.LPC.EC)))
+    {
+        Scope (\_SB)
+        {
+            Device (EC)
+            {
+                Name (_HID, "ACID0001")  // _HID: Hardware ID
+                Method (_STA, 0, NotSerialized)  // _STA: Status
+                {
+                    If (_OSI ("Darwin"))
+                    {
+                        Return (0x0F)
+                    }
+                    Else
+                    {
+                        Return (Zero)
+                    }
+                }
+            }
+        }
+    }
+
+    Device (USBX)
+    {
+        Name (_ADR, Zero)  // _ADR: Address
+        Method (_DSM, 4, NotSerialized)  // _DSM: Device-Specific Method
+        {
+            If ((Arg2 == Zero))
+            {
+                Return (Buffer (One)
+                {
+                     0x03                                             // .
+                })
+            }
+
+            Return (Package (0x08)
+            {
+                "kUSBSleepPowerSupply", 
+                0x13EC, 
+                "kUSBSleepPortCurrentLimit", 
+                0x0834, 
+                "kUSBWakePowerSupply", 
+                0x13EC, 
+                "kUSBWakePortCurrentLimit", 
+                0x0834
+            })
+        }
+    }
+}