Messages in this thread | | | Date | Fri, 16 Oct 2009 09:40:51 -0400 (EDT) | From | Justin Piszcz <> | Subject | Re: [lm-sensors] lm-sensors 3.1.1-3 not detecting sensors on Intel DP55KG motherboard? (chip ID: 0xb473) |
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On Fri, 16 Oct 2009, Jean Delvare wrote:
> On Fri, 16 Oct 2009 05:54:10 -0400 (EDT), Justin Piszcz wrote: >> # ./sensors-detect >> # sensors-detect revision 5782 (2009-10-16 10:59:16 +0200) >> Trying family `VIA/Winbond/Nuvoton/Fintek'... Yes >> Found `Nuvoton W83677HG-I Super IO Sensors' >> (but no address specified) > > So the LPC interface to the hardware monitoring chip is disabled. > >> Probing for `Winbond W83791SD'... No > > You have an unknown chip at 0x2c on the SMBus. It could be a hardware > monitoring chip... or not. Ok..
> > If you want me to investigate this, you can provide an I2C dump of the > chip. Get i2cdump from the i2c-tools package, and then: > > # i2cdump 0 0x2c b > > This might confuse the chip in question though, so only try it if you > are ready to trigger a cold reboot.
Ok, luckily it does not appear to have caused any issues:
# i2cdump 0 0x2c b WARNING! This program can confuse your I2C bus, cause data loss and worse! I will probe file /dev/i2c-0, address 0x2c, mode byte Continue? [Y/n] y 0 1 2 3 4 5 6 7 8 9 a b c d e f 0123456789abcdef 00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 10: 00 00 00 00 00 00 00 00 00 00 80 80 80 04 7e 10 ..........????~? 20: 75 51 c0 c3 c3 80 28 2d bd 0f de 0f 3b 1d a9 16 uQ????(-????;??? 30: 33 4d 4d c2 81 00 c2 00 ff ff ff e6 7b fb 41 6f 3MM??.?....?{?Ao 40: 35 90 40 00 00 ff 00 ff 00 ff 00 ff 00 ff 81 7f 5?@...........?? 50: 81 7f 81 7f ff ff ff ff ff ff ff ff 0a a2 a2 ca ????........???? 60: 8a 8a e0 aa 33 4c 4c 5a 2d 2d 64 41 41 04 42 00 ????3LLZ--dAA?B. 70: 00 00 00 00 00 00 6c 60 f0 00 00 55 01 00 00 00 ......l`?..U?... 80: 00 00 00 00 00 00 ff ff 00 00 fb 64 64 64 00 00 ..........?ddd.. 90: 00 59 59 59 00 00 00 00 00 00 00 00 00 00 00 00 .YYY............ a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ #
> >> Client found at address 0x2d >> (...) >> Probing for `Winbond W83627DHG'... Success! >> (confidence 8, driver `use-isa-instead') > > This is the SMBus access to the W83677HG. We don't have support for > that, because LPC access is faster and was always enabled on all > motherboards we've seen so far. Ok..
> > I doubt we'll ever add SMBus access support, for both performance and > source code readability reasons. If anything, we could forcibly enable > the device on your motherboard. But please first look for BIOS options > and/or a BIOS update to enable the LPC interface. I am checking now...yes all HW monitoring/etc IS enabled.
> > Do you see any hardware monitoring information in the BIOS? Yep, see note above. It is enabled.
> > -- > Jean Delvare > http://khali.linux-fr.org/wishlist.html >
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