| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* This file is part of the coreboot project. */ |
| |
| // Thermal Zone |
| |
| External (\PPKG, MethodObj) |
| |
| Scope (\_TZ) |
| { |
| ThermalZone (THRM) |
| { |
| Name (_TC1, 0x02) |
| Name (_TC2, 0x03) |
| |
| // Thermal zone polling frequency: 10 seconds |
| Name (_TZP, 100) |
| |
| // Thermal sampling period for passive cooling: 10 seconds |
| Name (_TSP, 100) |
| |
| // 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 ()) |
| } |
| } |
| } |