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Re: envstat drivers for CPU thermal sensors

On 22 April 2010 00:01, Brook Milligan <> wrote:
> I would like to monitor the thermal sensors on some Xeon CPUs with
> envstat.  However, no relevant drivers seem to attach with a
> netbsd-5/GENERIC kernel.  I'm having a hard time understanding which
> drivers are supposed to handle the sensors.  Should the acpitz driver
> be attaching?
> For reference, one of the CPUs identifies itself as:
> cpu0: Intel Xeon (686-class), 2400.18 MHz, id 0xf29
> cpu0: features 0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR>
> cpu0: features 0xbfebfbff<PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX>
> cpu0: features 0xbfebfbff<FXSR,SSE,SSE2,SS,HTT,TM,SBF>
> cpu0: features2 0x4400<CID,xTPR>
> cpu0: "Intel(R) Xeon(TM) CPU 2.40GHz"
> cpu0: I-cache 12K uOp cache 8-way, D-cache 8KB 64B/line 4-way
> cpu0: L2 cache 512KB 64B/line 8-way
> cpu0: ITLB 4K/4M: 64 entries
> cpu0: DTLB 4K/4M: 64 entries
> cpu0: Initial APIC ID 1
> cpu0: Cluster/Package ID 0
> cpu0: SMT ID 1
> cpu0: family 0f model 02 extfamily 00 extmodel 00
> Thanks for your help.
> Cheers,
> Brook

coretemp(4) usually supports the Intel CPUs.  Depending on the
motherboard, you can also try enabling various Super I/O hardware
monitors like lm(4) (with wbsio(4) in -current) and itesio(4) — they
usually also report the CPU temperature.


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