I have a driver I haven't checked in yet. It's essentially a one-sensor version of adm1021. If you try adm1021 and it works let me know and then I can fix up my xeon driver and send it to you to test. Philip Pokorny wrote: > I did write a driver, but later I looked in more detail at the adm1021 > driver and saw that it is a more appropriate driver for the sensor on > the Xeons. > > Intel got a little tricky with the older 400MHz FSB Xeon procs and > included the sensor on the PCB rather than building it into the CPU > processor die itself. Then they wrote the Xeon sensor spec to be a > subset of the ADM1021 register set. That let them use any ADM1021 > compliant sensor. So if you 'modprobe adm1021' and it detects two > sensors, then you've found your CPU sensors. The CPU temperatures will > be the "REMOTE" temperatures from those two. The "BOARD" or internal > temperatures will be a sensor in the adm1021 itself on the CPU carrier > board. If you have an adm1023 you get .25degC resolution as a bonus. > > If you've got 533MHz FSB Xeons, then you've got a different problem. > Intel *removed* the onboard adm1021 from the 533MHz parts and left it up > to the motherboard to sample and report the die temperature. In that > case, you won't find a "xeon" sensor on the I2C bus, but should look for > temperatures from some other sensor (winbond w83781d or compatible for > example...) > > I don't have direct experience with the Westerville board, so I'm sorry > I won't be much more help. I've CC'd the sensors mailing list so > perhaps someone on that list has your motherboard and can advise you. > > :v) > > Dave wrote: > >> Hi! I found a note on the web from 2002 about you working on a P4 >> (Xeon) temp sensor for lm_sensors. How did that work out? I'm trying >> to read the on-chip temerature on an SE7501WV2 Intel (westerville) board >> with dual xeons, and not getting anywhere. >> >> If you have somehting that you'd be willing to share, even if it's not >> complete or stable, I'd really appreciate it. >> >> thanks, >> dave. >> >> > > >