Ticket #317 (closed task)

Opened 7 years ago

lm75 -> 3C ! (Examined/Solved - lm_sensors-2.4.5 linux 2.2.5)

Reported by: contact Owned by: somebody
Priority: minor Milestone:
Component: hardware Version:
Keywords: Cc:

Description

the computer is a Gateway PII-350

the drivers seem to be correctly loaded, but the answer or 'sensors' is quite

strange :

lm75-i2c-0-4e

Adapter: SMBus PIIX4 adapter at 7000

Algorithm: Non-I2C SMBus adapter

temp: 3.0 C (limit: 3.0 C, hysteresis: 3.0 C)

eeprom-i2c-0-50

Adapter: SMBus PIIX4 adapter at 7000

Algorithm: Non-I2C SMBus adapter

i 've not noticed any lock, dmesg anwers :

[...]

i2c-core.o: i2c core module

i2c-dev.o: i2c /dev entries driver module

i2c-core.o: driver i2c-dev dummy driver registered.

sensors.o version 2.4.5 (20000117)

lm78.o version 2.4.5 (20000117)

i2c-core.o: driver LM78(-J) and LM79 sensor driver registered.

piix4.o version 2.4.5 (20000117)

i2c-dev.o: Registered 'SMBus PIIX4 adapter at 7000' as minor 0

i2c-core.o: adapter SMBus PIIX4 adapter at 7000 registered as adapter 0.

i2c-piix4.o: PIIX4 bus detected and initialized

i2c-core.o: driver unregistered: LM78(-J) and LM79 sensor driver

lm75.o version 2.4.5 (20000117)

i2c-core.o: driver LM75 sensor chip driver registered.

i2c-core.o: client [LM75 chip] registered to adapter [SMBus PIIX4 adapter at

7000](pos. 0).

eeprom.o version 2.4.5 (20000117)

i2c-core.o: driver EEPROM READER registered.

i2c-core.o: client [EEPROM chip] registered to adapter [SMBus PIIX4 adapter at

7000](pos. 1).

i2c-core.o: I2C adapter 40000: I2C level transfers not supported

[...]

lm78.o version 2.4.5 (20000117)

i2c-core.o: driver LM78(-J) and LM79 sensor driver registered.

i2c-core.o: driver unregistered: LM78(-J) and LM79 sensor driver

/proc/bus/i2c :

i2c-0 smbus SMBus PIIX4 adapter at 7000 Non-I2C SMBus adapter

/proc/bus/i2c-0 :

4e LM75 chip LM75 sensor chip driver

50 EEPROM chip EEPROM READER

/proc/sys/dev/sensors/chip :

256 lm75-i2c-0-4e

257 eeprom-i2c-0-50

/proc/sys/dev/sensors/eeprom-i2c-0-50/data0-15 (for instance) :

128 8 4 12 9 1 64 0 1 160 96 0 128 8 0 1

/proc/sys/dev/sensors/lm75-i2c-0-4e/temp

3.0 3.0 3.0

thanks --- Are you sure you have a lm75 and a lm78?

Did you run 'sensors-detect' to see what sensors you have?

It seems that you aren't loading the correct chip drivers.

Let us know by sending mail to lm78@… and

referencing ticket #281.

If you are still having trouble, include the output of 'sensors-detect'.

mds


In followup mail, it appeared that the i2c bus was completely

locked up, and we recommended a reboot.

Benoit did say that he was pretty sure he had a LM75.

Closing 9/10/00 MDS

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