[LinuxBIOS] SPD as debug channel

Segher Boessenkool segher at kernel.crashing.org
Fri Dec 1 23:38:43 CET 2006

>>> Since you need I2C, you need to get parts of the south bridge
>>> working.
>> Even though it's on the DIMM? Ugh. :(
> It's the same as trying to see the SPD ROM, isnt it? That is connected
> to the south bridge smbus. Not too wild though,..

No, it's on whatever I2C people put it on.  Yes it's true
intel puts their I2C controllers on the south bridge, they
like making life hard.  Not every hardware manufacturer is
that way :-)


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