src/mainboard/gigabyte/ga-b75m-d3h/acpi/thermal.asl

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 // Thermal Zone
   4
   5 External (\PPKG, MethodObj)
   6
   7 Scope (\_TZ)
   8 {
   9         ThermalZone (THRM)
  10         {
  11                 Name (_TC1, 0x02)
  12                 Name (_TC2, 0x03)
  13
  14                 // Thermal zone polling frequency: 10 seconds
  15                 Name (_TZP, 100)
  16
  17                 // Thermal sampling period for passive cooling: 10 seconds
  18                 Name (_TSP, 100)
  19
  20                 // Convert from Degrees C to 1/10 Kelvin for ACPI
  21                 Method (CTOK, 1)
  22                 {
  23                         // 10th of Degrees C
  24                         Local0 = Arg0 * 10
  25
  26                         // Convert to Kelvin
  27                         Local0 += 2732
  28
  29                         Return (Local0)
  30                 }
  31
  32                 // Threshold for OS to shutdown
  33                 Method (_CRT, 0, Serialized)
  34                 {
  35                         Return (CTOK (\TCRT))
  36                 }
  37
  38                 // Threshold for passive cooling
  39                 Method (_PSV, 0, Serialized)
  40                 {
  41                         Return (CTOK (\TPSV))
  42                 }
  43
  44                 // Processors used for passive cooling
  45                 Method (_PSL, 0, Serialized)
  46                 {
  47                         Return (\PPKG ())
  48                 }
  49         }
  50 }