Subject: Re: SMBus implementation
To: Jared D. McNeill <>
From: Nicolas Joly <>
List: tech-kern
Date: 10/31/2005 22:44:25
On Tue, Oct 25, 2005 at 08:07:01PM -0300, Jared D. McNeill wrote:
> So I was bored, and decided to whip up some SMBus support code. Feedback
> would be great.
> What's there:
> 	FreeBSD-compatible /dev/smb* devices.
> 	Support for the VIA VT8235 SMBus controller (on PCI-ISA bridge).
> What's not:
> 	No ability to attach hw drivers to the smbus device.
> 	Maybe tie it in a bit tighter with the i2c stuff?
> If you're feeling dangerous, the code is available here:

I wonder if SMBus detection code can be shared with viapm(4).

The VT82C686A Power Management Controller, and probably others,
includes a similar SMBus interface controller.

Nicolas Joly

Biological Software and Databanks.
Institut Pasteur, Paris.