src/mainboard/roda/rv11/acpi/thermal.asl

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 // Thermal Zone
   4
   5 External (\PPKG, MethodObj)
   6
   7 #define HAVE_THERMALZONE
   8 Scope (\_TZ)
   9 {
  10         // Convert from Degrees C to 1/10 Kelvin for ACPI
  11         Method (CTOK, 1) {
  12                 // 10th of Degrees C
  13                 Local0 = Arg0 * 10
  14
  15                 // Convert to Kelvin
  16                 Local0 += 2732
  17
  18                 Return (Local0)
  19         }
  20
  21         ThermalZone (THRM)
  22         {
  23                 Name (_TC1, 0x02)
  24                 Name (_TC2, 0x05)
  25
  26                 // Thermal zone polling frequency: 10 seconds
  27                 Name (_TZP, 100)
  28
  29                 // Thermal sampling period for passive cooling: 2 seconds
  30                 Name (_TSP, 20)
  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                 Method (_TMP, 0, NotSerialized)  // _TMP: Temperature
  51                 {
  52                         Local0 = \_SB.PCI0.LPCB.EC0.CPUT
  53
  54                         If (Local0 >= 0x80)
  55                         {
  56                                 Printf ("-----> CPU Temperature (INVALID): %o", Local0)
  57                                 Return (CTOK (0))
  58                         }
  59
  60                         Printf ("-----> CPU Temperature: %o", Local0)
  61
  62                         Return (CTOK (Local0))
  63                 }
  64         }
  65
  66         ThermalZone (TZ00)
  67         {
  68                 // Thermal zone polling frequency: 10 seconds
  69                 Name (_TZP, 100)
  70
  71                 // Thermal sampling period for passive cooling: 2 seconds
  72                 Name (_TSP, 20)
  73
  74                 // Threshold for OS to shutdown
  75                 Method (_CRT, 0, Serialized)
  76                 {
  77                         Return (CTOK (106))
  78                 }
  79
  80                 Method (_TMP, 0, NotSerialized)  // _TMP: Temperature
  81                 {
  82                         Local0 = \_SB.PCI0.LPCB.EC0.LOCT
  83
  84                         If (Local0 >= 0x80)
  85                         {
  86                                 Printf ("-----> LOC Temperature (INVALID): %o", Local0)
  87                                 Return (CTOK (0))
  88                         }
  89
  90                         Printf ("-----> LOC Temperature: %o", Local0)
  91
  92                         Return (CTOK (Local0))
  93                 }
  94         }
  95
  96         ThermalZone (TZ01)
  97         {
  98                 // Thermal zone polling frequency: 10 seconds
  99                 Name (_TZP, 100)
 100
 101                 // Thermal sampling period for passive cooling: 2 seconds
 102                 Name (_TSP, 20)
 103
 104                 // Threshold for OS to shutdown
 105                 Method (_CRT, 0, Serialized)
 106                 {
 107                         Return (CTOK (106))
 108                 }
 109
 110                 Method (_TMP, 0, NotSerialized)  // _TMP: Temperature
 111                 {
 112                         Local0 = \_SB.PCI0.LPCB.EC0.OEMT
 113
 114                         If (Local0 >= 0x80)
 115                         {
 116                                 Printf ("-----> OEM Temperature (INVALID): %o", Local0)
 117                                 Return (CTOK (0))
 118                         }
 119
 120                         Printf ("-----> OEM Temperature: %o", Local0)
 121
 122                         Return (CTOK (Local0))
 123                 }
 124         }
 125 }