Are SATA port multipliers supported in -CURRENT?

[Ståle Kristoffersen]

On 2007-07-25 at 14:43, Scott Long wrote:
> Steven Schlansker wrote:
> > Hello everyone,
> > I am considering buying a SiI 3132 SATA card along with a 5-1 port
> > multiplier.  I'm trying to see if FreeBSD supports such a configuration,
> > but the only reference found to port multipliers and FreeBSD was some
> > poor, lonely man asking about a "porn multiplier" crashing his system on
> > startup. :-p
> > The thread trailed off quickly, without resolution.
> > 
> > So my question is:  Are port multipliers supported in CURRENT?  Are
> > there any caveats?  I don't see anything in UPDATING, the handbook, or
> > our friend Google.  I want to check that it is supported before I drop
> > $80 on it :)  Thanks a bunch!
> > Steven
> 
> They are only supported at the moment by controllers that are
> intelligent enough to hide the details of how they work from the OS.
> The SiI family probably doesn't fall into this category.  I'm working
> on this as part of a larger SATA/SAS/SCSI/FC overhaul, but it'll be
> a few months before there are any results.

Whats the status of freebsd's port multiplier support?
I'm looking into buying a Norco DS-1220,
http://www.norcotek.com/item_detail.php?categoryid=12&modelno=ds1220
(but without the controller)
Will it work, and if yes what controllers would it work with?

-- 
Ståle Kristoffersen