diff options
Diffstat (limited to 'src/mainboard/lenovo/t420/acpi')
-rw-r--r-- | src/mainboard/lenovo/t420/acpi/ec.asl | 21 | ||||
-rw-r--r-- | src/mainboard/lenovo/t420/acpi/platform.asl | 35 | ||||
-rw-r--r-- | src/mainboard/lenovo/t420/acpi/superio.asl | 1 |
3 files changed, 57 insertions, 0 deletions
diff --git a/src/mainboard/lenovo/t420/acpi/ec.asl b/src/mainboard/lenovo/t420/acpi/ec.asl new file mode 100644 index 0000000000..d631f121fb --- /dev/null +++ b/src/mainboard/lenovo/t420/acpi/ec.asl @@ -0,0 +1,21 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (c) 2011 Sven Schnelle <svens@stackframe.org> + * + * 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. + */ + +#include <ec/lenovo/h8/acpi/ec.asl> + +Scope(\_SB.PCI0.LPCB.EC) +{ +} diff --git a/src/mainboard/lenovo/t420/acpi/platform.asl b/src/mainboard/lenovo/t420/acpi/platform.asl new file mode 100644 index 0000000000..2ba5b2000d --- /dev/null +++ b/src/mainboard/lenovo/t420/acpi/platform.asl @@ -0,0 +1,35 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011-2012 The Chromium OS Authors. All rights reserved. + * + * 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. + */ + +/* The _PTS method (Prepare To Sleep) is called before the OS is + * entering a sleep state. The sleep state number is passed in Arg0 + */ + +Method(_PTS,1) +{ + \_SB.PCI0.LPCB.EC.RADI(0) +} + +/* The _WAK method is called on system wakeup */ + +Method(_WAK,1) +{ + /* ME may not be up yet. */ + Store (0, \_TZ.MEB1) + Store (0, \_TZ.MEB2) + + /* Not implemented. */ + Return(Package(){0,0}) +} diff --git a/src/mainboard/lenovo/t420/acpi/superio.asl b/src/mainboard/lenovo/t420/acpi/superio.asl new file mode 100644 index 0000000000..03b65bc816 --- /dev/null +++ b/src/mainboard/lenovo/t420/acpi/superio.asl @@ -0,0 +1 @@ +#include <drivers/pc80/ps2_controller.asl> |