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/* SPDX-License-Identifier: GPL-2.0-only */
// Thermal Zone
Scope (\_TZ)
{
ThermalZone (THRM)
{
// TODO These could/should be read from the
// GNVS area, so they can be controlled by
// coreboot
Name(TC1V, 0x00)
Name(TC2V, 0x0a)
Name(TSPV, 0x32)
// Convert from °C to 1/10 Kelvin
Method(DEGR, 1, NotSerialized)
{
Local0 = Arg0
// 10ths of degrees
Local0 *= 10
// 0°C is 273.15 K, we need to round it.
Local0 += 2732
Return(Local0)
}
// At which temperature should the OS start
// active cooling?
Method (_AC0, 0, Serialized)
{
Return (0xf5c) // Value for Rocky
}
// Critical shutdown temperature
Method (_CRT, 0, Serialized)
{
Local0 = \_SB.PCI0.LPCB.EC0.CRTT
Local0 = DEGR (Local0)
Return(Local0)
}
// CPU throttling start temperature
Method (_PSV, 0, Serialized)
{
Local0 = \_SB.PCI0.LPCB.EC0.CTRO
Local0 = DEGR (Local0)
Return(Local0)
}
// Get DTS Temperature
Method (_TMP, 0, Serialized)
{
Local0 = \_SB.PCI0.LPCB.EC0.CTMP
Local0 = DEGR (Local0)
Return(Local0)
}
// Processors used for active cooling
Method (_PSL, 0, Serialized)
{
If (MPEN) {
Return (Package() {\_SB.CP00, \_SB.CP01})
}
Return (Package() {\_SB.CP00})
}
// TC1 value for passive cooling
Method (_TC1, 0, Serialized)
{
Return (TC1V)
}
// TC2 value for passive cooling
Method (_TC2, 0, Serialized)
{
Return (TC2V)
}
// Sampling period for passive cooling
Method (_TSP, 0, Serialized)
{
Return (TSPV)
}
}
}
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