2 files changed, 127 insertions, 0 deletions
diff --git a/src/ec/google/wilco/acpi/ec.asl b/src/ec/google/wilco/acpi/ec.asl
index d669854920..cddfe3fc2e 100644
--- a/src/ec/google/wilco/acpi/ec.asl
+++ b/src/ec/google/wilco/acpi/ec.asl
@@ -134,6 +134,7 @@ Device (EC0)
 	#include "ec_ram.asl"
 	#include "ac.asl"
 	#include "battery.asl"
+	#include "event.asl"
 	#include "lid.asl"
 	#include "platform.asl"
 }
diff --git a/src/ec/google/wilco/acpi/event.asl b/src/ec/google/wilco/acpi/event.asl
new file mode 100644
index 0000000000..b43086c6c3
--- /dev/null
+++ b/src/ec/google/wilco/acpi/event.asl
@@ -0,0 +1,126 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2018 Google LLC
+ *
+ * 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.
+ */
+
+/* ACPI_POWER_RECORD */
+Name (ECPR, 0)
+
+Method (ECQP, 0, Serialized)
+{
+	Local0 = R (APWR)
+	Local1 = Local0 ^ ECPR
+	ECPR = Local0
+
+	If (EBIT (APAC, Local1)) {
+		Printf ("AC Power Status Changed")
+		Notify (AC, 0x80)
+	}
+
+	If (EBIT (APB1, Local1)) {
+		If (EBIT (APB1, Local0)) {
+			Printf ("BAT0 Inserted")
+			Notify (BAT0, 0x81)
+		} Else {
+			Printf ("BAT0 Removed")
+			Notify (BAT0, 0x80)
+			Notify (BAT0, 0x81)
+		}
+	}
+
+	If (EBIT (APC1, Local1)) {
+		Printf ("BAT0 Status Change")
+		Notify (BAT0, 0x80)
+	}
+}
+
+/* Handle events in PmEv1 */
+Method (ECQ1, 1, Serialized)
+{
+	/* Power button pressed */
+	If (EBIT (E1PB, Arg0)) {
+		Printf ("Power Button Event")
+		/* Do not notify \_SB.PWRB here to prevent double event */
+	}
+
+	/* LID state changed */
+	If (EBIT (E1LD, Arg0)) {
+		Printf ("Lid State Changed")
+		Notify (^LID, 0x80)
+	}
+
+	/* Power Event */
+	If (EBIT (E1PW, Arg0)) {
+		Printf ("Power Event")
+		ECQP ()
+	}
+
+	/* Sleep Button */
+	If (EBIT (E1SB, Arg0)) {
+		Printf ("Sleep Button")
+	}
+}
+
+/* Handle events in PmEv2 */
+Method (ECQ2, 1, Serialized)
+{
+	Printf ("EVT2: %o", Arg0)
+}
+
+/* Handle events in PmEv3 */
+Method (ECQ3, 1, Serialized)
+{
+	Printf ("EVT3: %o", Arg0)
+}
+
+/* Handle events in PmEv4 */
+Method (ECQ4, 1, Serialized)
+{
+	Printf ("EVT4: %o", Arg0)
+}
+
+/* Handle QuickSet events */
+Method (ECQS, 1, Serialized)
+{
+	Printf ("QS EVENT %o", Arg0)
+}
+
+/* Process all events */
+Method (_Q66, 0, Serialized)
+{
+	Local0 = R (EVT1)
+	If (Local0) {
+		ECQ1 (Local0)
+	}
+
+	Local0 = R (EVT2)
+	If (Local0) {
+		ECQ2 (Local0)
+	}
+
+	Local0 = R (EVT3)
+	If (Local0) {
+		ECQ3 (Local0)
+	}
+
+	Local0 = R (EVT4)
+	If (Local0) {
+		ECQ4 (Local0)
+	}
+
+	Local0 = R (QSEC)
+	For (Local1 = 0, Local1 < Local0, Local1++) {
+		ECQS (R (QSEB))
+	}
+}