Subject: Re: New i2c framework
To: Bill Studenmund <>
From: Thor Lancelot Simon <>
List: tech-kern
Date: 02/19/2002 16:36:00
On Tue, Feb 19, 2002 at 12:46:42PM -0800, Bill Studenmund wrote:
> Mainly as neither i2c nor SMBus (AFAIK) are hot-swap busses; every chip on
> there the board maker put there. I think the fact that the board maker
> wants all the chips to be useful (or more to the point doesn't want to
> wast money on useless chips) ensures that we won't encounter a case where
> functionality we want from the i2c bus can't be had since it's on an SMBus
> controller w/o a bit banger.

FWIW, some of my PC motherboards have jumper blocks labelled "SMBUS", and
I have other devices in my machines (e.g. the thermal sensor/fan controller
in my SCA disk cage) that I could at least theoretically plug in to the
motherboard's SMBus, if I had appropriate wiring.

 Thor Lancelot Simon	                            
   But as he knew no bad language, he had called him all the names of common
 objects that he could think of, and had screamed: "You lamp!  You towel!  You
 plate!" and so on.              --Sigmund Freud