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/* SPDX-License-Identifier: GPL-2.0-only */
// Thermal Zone
External (\PPKG, MethodObj)
#define HAVE_THERMALZONE
Scope (\_TZ)
{
ThermalZone (CRIT)
{
// Thermal zone polling frequency: 5 seconds
Name (_TZP, 50)
// Convert from Degrees C to 1/10 Kelvin for ACPI
Method (CTOK, 1) {
// 10th of Degrees C
Local0 = Arg0 * 10
// Convert to Kelvin
Local0 += 2732
Return (Local0)
}
// Threshold for OS to shutdown
Method (_CRT, 0, Serialized)
{
Return (CTOK (\TCRT))
}
Method (_TMP, 0, Serialized)
{
// Get CPU Temperature from TIN9/PECI via EC
Local0 = \_SB.PCI0.LPCB.EC0.TIN9
// Check for sensor not calibrated
If (Local0 == \_SB.PCI0.LPCB.EC0.TNCA) {
Return (CTOK(0))
}
// Check for sensor not present
If (Local0 == \_SB.PCI0.LPCB.EC0.TNPR) {
Return (CTOK(0))
}
// Check for sensor not powered
If (Local0 == \_SB.PCI0.LPCB.EC0.TNOP) {
Return (CTOK(0))
}
// Check for sensor bad reading
If (Local0 == \_SB.PCI0.LPCB.EC0.TBAD) {
Return (CTOK(0))
}
// Adjust by offset to get Kelvin
Local0 += \_SB.PCI0.LPCB.EC0.TOFS
// Convert to 1/10 Kelvin
Local0 *= 10
Return (Local0)
}
}
ThermalZone (THRM)
{
Name (_TC1, 0x02)
Name (_TC2, 0x05)
// Thermal zone polling frequency: 10 seconds
Name (_TZP, 100)
// Thermal sampling period for passive cooling: 2 seconds
Name (_TSP, 20)
// Convert from Degrees C to 1/10 Kelvin for ACPI
Method (CTOK, 1) {
// 10th of Degrees C
Local0 = Arg0 * 10
// Convert to Kelvin
Local0 += 2732
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 ())
}
Method (_TMP, 0, Serialized)
{
// Get Temperature from TIN# set in NVS
Local0 = \_SB.PCI0.LPCB.EC0.TINS (TMPS)
// Check for sensor not present
If (Local0 == \_SB.PCI0.LPCB.EC0.TNPR) {
Return (CTOK(0))
}
// Check for sensor not powered
If (Local0 == \_SB.PCI0.LPCB.EC0.TNOP) {
Return (CTOK(0))
}
// Check for sensor bad reading
If (Local0 == \_SB.PCI0.LPCB.EC0.TBAD) {
Return (CTOK(0))
}
// Adjust by offset to get Kelvin
Local0 += \_SB.PCI0.LPCB.EC0.TOFS
// Convert to 1/10 Kelvin
Local0 *= 10
Return (Local0)
}
/* CTDP Down */
Method (_AC0) {
If (\FLVL <= 0) {
Return (CTOK (\F0OF))
} Else {
Return (CTOK (\F0ON))
}
}
/* CTDP Nominal */
Method (_AC1) {
If (\FLVL <= 1) {
Return (CTOK (\F1OF))
} Else {
Return (CTOK (\F1ON))
}
}
Name (_AL0, Package () { TDP0 })
Name (_AL1, Package () { TDP1 })
PowerResource (TNP0, 0, 0)
{
Method (_STA) {
If (\FLVL <= 0) {
Return (One)
} Else {
Return (Zero)
}
}
Method (_ON) {
\FLVL = 0
\_SB.PCI0.MCHC.STND ()
Notify (\_TZ.THRM, 0x81)
}
Method (_OFF) {
\FLVL = 1
\_SB.PCI0.MCHC.STDN ()
Notify (\_TZ.THRM, 0x81)
}
}
PowerResource (TNP1, 0, 0)
{
Method (_STA) {
If (\FLVL <= 1) {
Return (One)
} Else {
Return (Zero)
}
}
Method (_ON) {
\FLVL = 1
Notify (\_TZ.THRM, 0x81)
}
Method (_OFF) {
\FLVL = 1
Notify (\_TZ.THRM, 0x81)
}
}
Device (TDP0)
{
Name (_HID, EISAID ("PNP0C0B"))
Name (_UID, 0)
Name (_PR0, Package () { TNP0 })
}
Device (TDP1)
{
Name (_HID, EISAID ("PNP0C0B"))
Name (_UID, 1)
Name (_PR0, Package () { TNP1 })
}
}
}
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