On Sat, 18 Aug 2007, Tobias Nygren wrote:
> Automated i2c scanning needs to use heuristics to determine what
> device is really there, and can have nasty side-effects if the i2c bus
> has devices whose state is affected by probing them. I don't know if
> there are any such devices on SMbus, though. I wouldn't mind having
> such a facility but it would need to be very carefully designed.

The SMBus spec defines a method of enumerating capable devices, but IIUC 
supporting this feature is optional. Does any hardware actually implement 
it?

Cheers,
Jared