1 files changed, 89 insertions, 0 deletions
diff --git a/src/ec/hp/kbc1126/acpi/ac.asl b/src/ec/hp/kbc1126/acpi/ac.asl
new file mode 100644
index 0000000000..3a80f8dedb
--- /dev/null
+++ b/src/ec/hp/kbc1126/acpi/ac.asl
@@ -0,0 +1,89 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2017 Iru Cai <mytbk920423@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+Name (ACST, 0x01)
+Name (SMAR, 0x00)
+
+Field (ECRM, ByteAcc, NoLock, Preserve)
+{
+	Offset (0x84),
+	ADP,    1,
+	ADID,   2
+}
+
+Method (UPAD, 0, Serialized)
+{
+	Acquire (BTMX, 0xFFFF)
+	If ((GACP & 0x01))
+	{
+		GACP &= 0x06
+		Release (BTMX)
+		Acquire (ECMX, 0xFFFF)
+		Local0 = ADP
+		Local1 = ADID
+		Release (ECMX)
+		ACST = Local0
+		SMAR = Local1
+	}
+	Else
+	{
+		Release (BTMX)
+	}
+}
+
+Method (GPID, 0, Serialized)
+{
+	UPAD ()
+	Return (SMAR)
+}
+
+Method (GACS, 0, Serialized) /* get AC status */
+{
+	UPAD ()
+	Return (ACST)
+}
+
+Device (AC)
+{
+	Name (_HID, "ACPI0003")
+	Name (_PCL, Package () { \_SB })
+
+	Method (_STA)
+	{
+		Return (0x0F)
+	}
+
+	Method (_PSR, 0, NotSerialized)
+	{
+		Local0 = GACS ()
+		PWRS = Local0 /* GNVS.PWRS */
+		Local1 = GPID ()
+		ACST = Local0
+		SMAR = Local1
+		Return (Local0)
+	}
+}
+
+Method (_Q06, 0, NotSerialized)
+{
+	Store ("EC: AC STATUS", Debug)
+	PWUP (0x05, (0x02 | 0x01))
+	If (BTDR (0x02))
+	{
+		Notify (AC, 0x80)
+		PNOT ()
+	}
+}