[SerialICE] Endless looping through SMBus functions

Joseph Smith joe at settoplinux.org
Sat Apr 2 00:43:06 CEST 2011


On 04/01/2011 10:49 AM, Corey Osgood wrote:
> Working on an Atom D500/NM10 system, trying to get some info on memory
> init. Everything seems to go alright up to when it starts pulling SPD
> data from the SMBus, but for some reason, the stock BIOS performs an
> SMBus read at 0x60, checks and sees that the read completed
> successfully, clears the success bit, and then, without reading the
> data, tries 0x64, and does the same thing. It then moves on to 0x9c,
> 0xd3, and 0xd2. I've attached a log file, don't mind my notes. Any
> ideas what might be causing this, and how to work around it?
>
Hmm could be probing to see if devices are present at those addresses? 
Is there anything there? Thermal sensors?

-- 
Thanks,
Joseph Smith
Set-Top-Linux
www.settoplinux.org



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