diff options
author | Nico Huber <nico.huber@secunet.com> | 2013-04-29 18:00:57 +0200 |
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committer | Ronald G. Minnich <rminnich@gmail.com> | 2013-06-24 17:50:01 +0200 |
commit | efe1feda19e4799a2acb2e57205604662dde17cc (patch) | |
tree | 4969dface94b0c4dc27bc7d8d8a89ea9a066dcb2 /src/mainboard/kontron/ktqm77/acpi/thermal.asl | |
parent | a15cd66b9ecba4033ec4ccf767847876236af70b (diff) |
kontron/ktqm77: New board
Change-Id: Ife1c0a8597c2de04773899cdd87af6b6c630906a
Signed-off-by: Nico Huber <nico.huber@secunet.com>
Signed-off-by: Patrick Georgi <patrick.georgi@secunet.com>
Reviewed-on: http://review.coreboot.org/3392
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Diffstat (limited to 'src/mainboard/kontron/ktqm77/acpi/thermal.asl')
-rw-r--r-- | src/mainboard/kontron/ktqm77/acpi/thermal.asl | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/src/mainboard/kontron/ktqm77/acpi/thermal.asl b/src/mainboard/kontron/ktqm77/acpi/thermal.asl new file mode 100644 index 0000000000..093151a82e --- /dev/null +++ b/src/mainboard/kontron/ktqm77/acpi/thermal.asl @@ -0,0 +1,73 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011 The Chromium OS Authors. All rights reserved. + * Copyright (C) 2013 secunet Security Networks AG + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +// Thermal Zone + +Scope (\_TZ) +{ + ThermalZone (THRM) + { + Name (_TC1, 0x02) + Name (_TC2, 0x05) + + // Thermal zone polling frequency: 10 seconds + Name (_TZP, 100) + + // Thermal sampling period for passive cooling: 2 seconds + Name (_TSP, 20) + + // Convert from Degrees C to 1/10 Kelvin for ACPI + Method (CTOK, 1) { + // 10th of Degrees C + Multiply (Arg0, 10, Local0) + + // Convert to Kelvin + Add (Local0, 2732, Local0) + + Return (Local0) + } + + // Threshold for OS to shutdown + Method (_CRT, 0, Serialized) + { + Return (CTOK (\TCRT)) + } + + // Threshold for passive cooling + Method (_PSV, 0, Serialized) + { + Return (CTOK (\TPSV)) + } + + // Processors used for passive cooling + Method (_PSL, 0, Serialized) + { + Return (\PPKG ()) + } + + Method (_TMP, 0, Serialized) + { + // Return CPU Temperature from EC + Return (\_SB.PCI0.LPCB.EC0.PM1.CTK ()) + } + +// The EC does all fan control. There is no Active Cooling Fan control (_ACx). + } +} |