lm_sensors and wrong values on MSI MS-6704 (845PE Max2 FIR)

Mark D. Studebaker mds at paradyne.com
Mon Aug 25 01:57:19 CEST 2003


2.6.5 is fairly old.
In our recent 2.8.0 release we have w83627hf Super I/O detection
and a separate  w83627hf Super I/O (ISA) driver you may want to try.
Glad you got things working.

George Petasis wrote:
> Thank you very much for your feedback. I also thought
> that sensors-detect failed to properly handle
> my system (I am using sensors version 2.6.5).
> 
> Looking in the manual there was a reference to
> w83627hf in one image, but the chip was reported
> as not installed by sensors-detect...
> 
> The solution I have found was to try the isa bus.
> So, I manually loaded i2c-isa, and then
> modprobe w83781d force_w83627hf.
> And magically everything worked!
> sensors gives output like:
> 
> w83627hf-isa-0290
> Adapter: ISA adapter
> Algorithm: ISA algorithm
> VCore 1:   +1.48 V  (min =  +1.37 V, max =  +1.52 V)       ALARM
> VCore 2:   +1.50 V  (min =  +1.37 V, max =  +1.52 V)
> +3.3V:     +3.23 V  (min =  +3.13 V, max =  +3.45 V)
> +5V:       +5.02 V  (min =  +4.72 V, max =  +5.24 V)
> +12V:     +11.86 V  (min = +10.79 V, max = +13.19 V)
> -12V:     -11.98 V  (min = -13.21 V, max = -10.90 V)
> -5V:       -4.95 V  (min =  -5.26 V, max =  -4.76 V)
> V5SB:      +5.53 V  (min =  +4.72 V, max =  +5.24 V)
> VBat:      +3.05 V  (min =  +2.40 V, max =  +3.60 V)
> fan1:     2596 RPM  (min =    0 RPM, div = 4)
> fan2:     1906 RPM  (min =    0 RPM, div = 4)
> fan3:     5357 RPM  (min =    0 RPM, div = 4)
> temp1:       +23C  (limit =  +60C)                       sensor = thermistor
> temp2:     +59.0C  (limit =  +60C, hysteresis =  +50C) sensor = 
> PII/Celeron diode   ALARM
> temp3:     +44.5C  (limit =  +60C, hysteresis =  +50C) sensor = thermistor
> vid:      +1.450 V
> alarms:   Chassis intrusion detection                      ALARM
> beep_enable:
>           Sound alarm disabled
> 
> The only problem I had was with the fan speeds, where the two first
> fans always reported 0RPM, but I got it working by setting the
> divider to 4. I addionally installed ksensors, and everything
> is fine...
> 
> BTW, is my systems configuration so peculiar that
> sensors-detect failed to configure it?
> 
> George
> 
> Jean Delvare wrote:
> 
>>>I am trying to install support for monitoring cpu temp under
>>>my redhat 9.0 box, but without much success.
>>>I have ran sensors-detect, which identified LM80 in my
>>>system. Everything seems to have been installed fine,
>>>but the readings I get are:
>>>
>>>lm80-i2c-0-2f
>>>Adapter: SMBus I801 adapter at 0c00
>>>Algorithm: Non-I2C SMBus adapter
>>>+5V:       +6.71 V  (min =  +6.71 V, max =  +6.71 V)   ALARM
>>>VTT:       +2.55 V  (min =  +2.55 V, max =  +2.55 V)   ALARM
>>>+3.3V:     +4.43 V  (min =  +4.43 V, max =  +4.43 V)   ALARM
>>>+Vcore:    +3.76 V  (min =  +3.76 V, max =  +3.76 V)   ALARM
>>>+12V:     +16.10 V  (min = +16.10 V, max = +16.10 V)   ALARM
>>>-12V:     -16.11 V  (min = -16.11 V, max = -16.11 V)   ALARM
>>>-5V:       -6.70 V  (min =  -6.70 V, max =  -6.70 V)   ALARM
>>>fan1:        0 RPM  (min =    0 RPM, div = 8)          ALARM
>>>fan2:        0 RPM  (min =    0 RPM, div = 8)          ALARM
>>>temp:     -1.00 C (hot:limit =  -1C,  hysteresis =  -1C) ALARM
>>>         (os: limit =  -1C,  hysteresis =  -1C) ALARM
>>>alarms:   Board temperature input (LM75)               ALARM
>>>(...)
>>>These values are constant (I have never seen them change) and of
>>>course are not in accordance with what I see from my boards
>>>monitor. By the way, the manifacturer supplied monitor
>>>supports 2 temps (CPU & system), 3 Fan speeds & voltages.
>>>Is there a way I can check if sensor_detect has
>>>made the right decision?
>>>    
>>>
>>
>>The first thing to do is to find which chipset you really have on your
>>motherboard. If the values really don't change, I believe to do *not*
>>really have a LM80. The output of "i2cdetect 0" and "i2cdump 0 0x2f"
>>would help. Reading your motherboard's manual would help a lot too.
>>
>>BTW, which version of lm_sensors are you using?
>>
>>  
>>
>>>Can somebody help me to get the correct values in my system?
>>>    
>>>
>>
>>Maybe you forgot to run "sensors -s". Still I think it won't help if
>>your chipset isn't a LM80.
>>
>>  
>>
> 



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