1 files changed, 60 insertions, 0 deletions
diff --git a/ChvRefCodePkg/AcpiTablesPCAT/SystemAgent/Als.asl b/ChvRefCodePkg/AcpiTablesPCAT/SystemAgent/Als.asl
new file mode 100644
index 0000000000..7ae83984b1
--- /dev/null
+++ b/ChvRefCodePkg/AcpiTablesPCAT/SystemAgent/Als.asl
@@ -0,0 +1,60 @@
+/** @file
+  ACPI DSDT table
+
+  Copyright (c) 1999 - 2015, Intel Corporation. All rights reserved.<BR>
+
+  This program and the accompanying materials
+  are licensed and made available under the terms and conditions of the BSD License
+  which accompanies this distribution.  The full text of the license may be found at
+  http://opensource.org/licenses/bsd-license.php.
+
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+Device(ALSD)
+{
+  Name(_HID,"ACPI0008")
+  Name(_CID,EISAID("PNP0C01"))
+
+  Method(_STA,0)
+  {
+    If(LEqual(ALSE,2))
+    {
+      Return(0x000F)    // ALS Enabled.  Show it.
+    }
+
+    Return(0x0000)      // ALS Disabled.  Hide it.
+  }
+
+  Method(_ALI)
+  {
+    Return (Or(ShiftLeft(LHIH,8),LLOW))
+  }
+
+// TODO
+// Method(_ALT)
+// {
+// Return(3000)
+// }
+
+// TODO - These are "best guess" values.
+
+  Name(_ALR, Package()
+  {
+    Package() {70,  0},
+    Package() {73,  10},
+    Package() {85,  80},
+    Package() {100,  300},
+    Package() {150,  1000}
+  })
+
+// TODO - CRB designs don't require this as the KSC performas the polling
+// and notifies ASL via Q70 when a change occurs.
+//
+// Method(_ALP)
+// {
+// }
+
+}