Re: Support of VIA VT6421A or Silicon Image SiI0680A chipsets

["Jonathan A. Kollasch" <jakllsch%kollasch.net@localhost>]

On Wed, Jan 25, 2012 at 02:01:50PM +0200, Jarmo Jaakkola wrote:
> Hi!
> 
> I'd like to know if anyone has experiences on PATA adapters based on
>     VIA VT6421A
> or
>     Silicon Image SiI0680A
> chipsets.
> 
> What I managed to find from viaide(4) manual page is that the VIA chipset
> requires that the disks have been configured into RAID or JBOD, which I
> do not want.  I want to access the individual disks.

None of these chips are capable of *not* presenting individual disks.

> I did find this quite recent commit, which mentions the VIA chipset.
>     
> http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/dev/pci/viaide.c?only_with_tag=MAIN#rev1.76
> Could this perhaps allow access to the individual disks?  The only
> problem of course being that it is in no release yet.
> 
> The Silicon Image chipset on the other hand is mentioned on
> the cmdide(4) page and there were no caveats.  Neither page explicitly
> mentions the -A version of the chipset, which makes me worry.

The VT6421A is actually what I tested.

No idea about the SiI0680A, but I can only assume it's very
similar to the non-A version.

I have some sort of SiI0680 board too, unsure of which variant.

        Jonathan Kollasch