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-rw-r--r--src/mainboard/google/falco/acpi/thermal.asl27
1 files changed, 26 insertions, 1 deletions
diff --git a/src/mainboard/google/falco/acpi/thermal.asl b/src/mainboard/google/falco/acpi/thermal.asl
index 397f3eb556..a622d6cba6 100644
--- a/src/mainboard/google/falco/acpi/thermal.asl
+++ b/src/mainboard/google/falco/acpi/thermal.asl
@@ -75,7 +75,7 @@ Scope (\_TZ)
Return (\PPKG ())
}
- Method (_TMP, 0, Serialized)
+ Method (TCHK, 0, Serialized)
{
// Get Temperature from TIN# set in NVS
Store (\_SB.PCI0.LPCB.EC0.TINS (TMPS), Local0)
@@ -107,5 +107,30 @@ Scope (\_TZ)
Multiply (Local0, 10, Local0)
Return (Local0)
}
+
+ Method (_TMP, 0, Serialized)
+ {
+ // Get temperature from EC in deci-kelvin
+ Store (TCHK (), Local0)
+
+ // Critical temperature in deci-kelvin
+ Store (CTOK (\TCRT), Local1)
+
+ If (LGreaterEqual (Local0, Local1)) {
+ Store ("CRITICAL TEMPERATURE", Debug)
+ Store (Local0, Debug)
+
+ // Wait 1 second for EC to re-poll
+ Sleep (1000)
+
+ // Re-read temperature from EC
+ Store (TCHK (), Local0)
+
+ Store ("RE-READ TEMPERATURE", Debug)
+ Store (Local0, Debug)
+ }
+
+ Return (Local0)
+ }
}
}