[coreboot] via vt82c686 southbridge

Corey Osgood corey.osgood at gmail.com
Fri Sep 5 09:02:44 CEST 2008


On Thu, Sep 4, 2008 at 11:34 PM, ron minnich <rminnich at gmail.com> wrote:
> On Thu, Sep 4, 2008 at 7:23 PM, Corey Osgood <corey.osgood at gmail.com> wrote:
>
>> Check the datasheet, there's probably a bit somewhere in the LPC
>> controller that enables the smbus controller, you'll need to flip that
>> first, if you haven't already.
>
> and in case you're wondering why this is done, it is common to have
> duplicate functions on chipsets on the board, so some PCI functions
> are disabled (not even visible in config space!) unless you enable
> them.
>
> ron
>

Or in case there are multiple southbridges/SMBus controllers, and only
one SMBus controller/USB controller/NIC is actually connected to
anything.

-Corey




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