linux-kernel - Re: [lm-sensors] [PATCH] hwmon: Add driver for VIA CPU core temperature

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Message-Id: <200906121238.21568.lkml@morethan.org>
Date:	Fri, 12 Jun 2009 12:38:19 -0500
From:	"Michael S. Zick" <lkml@...ethan.org>
To:	tomaz.mertelj@...st.arnes.si
Cc:	Harald Welte <HaraldWelte@...tech.com>,
	Jean Delvare <khali@...ux-fr.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, lm-sensors@...sensors.org
Subject: Re: [lm-sensors] [PATCH] hwmon: Add driver for VIA CPU core	temperature

On Fri June 12 2009, Michael S. Zick wrote:
>
> The tool does not report read failures.
> **BUT** if you remember to "modprobe msr" or have it built in...
> Translation: Cockpit error.  ;)
> 
> root@...1:~# for r in 0x1160 0x1161 0x1162 0x1163 0x1164 0x1165 0x1166 0x1167 0x1168 0x1169 0x116a 0x116b 0x116c 0x1152 0x1153 ; do ./rdmsrll  $r ; done
> MSR register 0x1160 => 00:00:00:00:00:00:05:dc
> MSR register 0x1161 => 00:00:00:00:00:00:03:e8
> MSR register 0x1162 => 00:00:00:00:00:00:00:00
> MSR register 0x1163 => 00:00:00:00:00:00:00:00
> MSR register 0x1164 => 00:00:00:00:00:00:00:5f
> MSR register 0x1165 => 00:00:00:00:00:00:00:64
> MSR register 0x1166 => 00:00:00:00:00:00:00:7d
> MSR register 0x1167 => 00:00:00:00:00:00:00:00
> MSR register 0x1168 => 00:00:00:00:00:00:01:8d
> MSR register 0x1169 => 00:00:00:00:00:00:00:32
> MSR register 0x116a => 00:00:00:00:00:00:00:03
> MSR register 0x116b => 00:00:00:00:00:00:01:a6
> MSR register 0x116c => 00:00:00:00:00:00:03:34
> MSR register 0x1152 => e7:2c:b3:9f:fb:ff:ff:ff
> MSR register 0x1153 => 04:06:0c:09:fe:ff:ff:ff
> 
> Which is the same data as reported by msr-tools.
>

And the output of sensors with H.W. driver built-in:

root@...1:~# sensors
acpitz-virtual-0
Adapter: Virtual device
temp1:       +48.8°C  (crit = +94.8°C)

via-cputemp-isa-0000
Adapter: ISA adapter
Core 0:      +50.0°C

Which looks reasonable to me, on this machine.

Mike 
> Mike 

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