diff options
Diffstat (limited to 'src/mainboard/google/auron/acpi/thermal.asl')
| -rw-r--r-- | src/mainboard/google/auron/acpi/thermal.asl | 41 |
1 files changed, 34 insertions, 7 deletions
diff --git a/src/mainboard/google/auron/acpi/thermal.asl b/src/mainboard/google/auron/acpi/thermal.asl index 0533048782..28394978b1 100644 --- a/src/mainboard/google/auron/acpi/thermal.asl +++ b/src/mainboard/google/auron/acpi/thermal.asl @@ -1,7 +1,7 @@ /* * This file is part of the coreboot project. * - * Copyright (C) 2012 Google Inc. + * Copyright (C) 2014 Google Inc. * * 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 @@ -17,6 +17,8 @@ * Foundation, Inc. */ +#include <mainboard/google/auron/thermal.h> + // Thermal Zone Scope (\_TZ) @@ -61,7 +63,7 @@ Scope (\_TZ) Return (\PPKG ()) } - Method (_TMP, 0, Serialized) + Method (TCHK, 0, Serialized) { // Get Temperature from TIN# set in NVS Store (\_SB.PCI0.LPCB.EC0.TINS (TMPS), Local0) @@ -94,21 +96,46 @@ Scope (\_TZ) Return (Local0) } + Method (_TMP, 0, Serialized) + { + // Get temperature from EC in deci-kelvin + Store (TCHK (), Local0) + + // Critical temperature in deci-kelvin + Store (CTOK (\TCRT), Local1) + + If (LGreaterEqual (Local0, Local1)) { + Store ("CRITICAL TEMPERATURE", Debug) + Store (Local0, Debug) + + // Wait 1 second for EC to re-poll + Sleep (1000) + + // Re-read temperature from EC + Store (TCHK (), Local0) + + Store ("RE-READ TEMPERATURE", Debug) + Store (Local0, Debug) + } + + Return (Local0) + } + /* CTDP Down */ Method (_AC0) { If (LLessEqual (\FLVL, 0)) { - Return (CTOK (\F0OF)) + Return (CTOK (CTL_TDP_THRESHOLD_OFF)) } Else { - Return (CTOK (\F0ON)) + Return (CTOK (CTL_TDP_THRESHOLD_ON)) } } /* CTDP Nominal */ Method (_AC1) { If (LLessEqual (\FLVL, 1)) { - Return (CTOK (\F1OF)) + Return (CTOK (CTL_TDP_THRESHILD_NORMAL)) } Else { - Return (CTOK (\F1ON)) + Return (CTOK (CTL_TDP_THRESHILD_NORMAL)) } } @@ -128,7 +155,7 @@ Scope (\_TZ) Store (0, \FLVL) /* Enable Power Limit */ - \_SB.PCI0.MCHC.CTLE (\F0PW) + \_SB.PCI0.MCHC.CTLE (CTL_TDP_POWER_LIMIT) Notify (\_TZ.THRM, 0x81) } |