Thanks Soren, I'll crosscheck the lm-sensors values against comBIOS and see what I get.
-Nick On Thu, Oct 27, 2011 at 8:48 PM, Soren Kristensen <[email protected]> wrote: > Hi Nick & List, > > Hmm, those numbers should not be possible. According to the Intel docs, the > commercial Atom E6xx parts we use have a Tjmax of 90°C, with an onchip > precision digital thermal sensor that will shut down the chip if the Tjmax > is exceeded. > > The die temperature is readable using RDMSR reg 019C bits 16..22, as an > offset from Tjmax, can be done in the comBIOS monitor by: > >> rm 19c > > If it t.ex. shows 00000000 88240000 then the offset is the 24 (hex), which > gives 90 - 36 = 54°C > > But I do admit that the procossor can get a little hot inside the case, > should be within limits, but I'm also working to lower the processor power > by disable stuff not used and/or enabling more power management. > > > Best Regards, > > > Soren Kristensen > > CEO & Chief Engineer > Soekris Engineering, Inc. > > > Nick Brown wrote: >> >> Does anyone else have a point of reference on the temperatures >> expected on the net6501-70 (with 32G Transcend mSATA)? I'm seeing >> core temperatures of 91 degrees C, as reported by lm-sensors; as >> opposed to 69 degrees C on a net4801 (as reported by this tool >> http://phk.freebsd.dk/soekris/env4801/) in the same physical >> environment. Should I be concerned by these numbers? >> >> [root@aleph ~]# sensors >> coretemp-isa-0000 >> Adapter: ISA adapter >> Core 0: +91°C (high = +100°C) >> >> coretemp-isa-0001 >> Adapter: ISA adapter >> Core 1: +91°C (high = +100°C) >> >> >> Also, as a useful note to anyone else looking to install RHEL6.1 (or >> clones like CentOS6 or Scientific Linux 6), the 82574L ethernet driver >> included in RHEL6 fails after some time. There may be a kernel update >> that fixes it, but this makes it hard to pxeboot into a network >> install. I believe this is the bug in question - >> https://bugzilla.redhat.com/show_bug.cgi?id=632650 >> >> I had more success with RHEL5.7, and haven't experienced any issues >> with it thus far. I'm running b6501_140c.bin ComBIOS posted here by >> Soren earlier this month. >> >> Thanks, >> -Nick Brown >> _______________________________________________ >> Soekris-tech mailing list >> [email protected] >> http://lists.soekris.com/mailman/listinfo/soekris-tech > _______________________________________________ Soekris-tech mailing list [email protected] http://lists.soekris.com/mailman/listinfo/soekris-tech
