Silicon Image SiI 3124 and 3132 RAID controllers

Sam Fourman Jr. sfourman at
Thu Mar 11 08:37:57 UTC 2010

On Thu, Mar 11, 2010 at 1:50 AM, Leslie Jensen <leslie at> wrote:
> On 2010-03-10 23:12, Steve Polyack wrote:
>> On 03/10/10 15:56, Leslie Jensen wrote:
>>> I'm trying to install FreeBSD 8-RELEASE on a machine with an Abit
>>> aw8-max MB. This MB has a built in SiI 3132 RAID controller. I also
>>> have an addon card with a SiI 3124 RAID controller.
>>> The problem is that I can see the 2 disks and the RAID1 set that I
>>> want to use for the system if I connect the disks to the built in 3132
>>> controller. But if I connect the disks to the 3124 controller and
>>> create a RAID1 set, only the disks can be seen.
>>> I need to be able to use both controllers because I've got four disks
>>> that I want to build a RAID5 set on one of the controllers.
>>> Can anyone shed some light on this. Via Google I've read some articles
>>> about these controllers and I'm aware that I might have to rethink
>>> because of lacking support for the 3124 controller.
>>> I've read in the ata man page that parameters can be added to
>>> /boot/device.hints but I'm not sure how to handle this during
>>> installation.
>>> /Leslie
>> Are you using the default ata(4) driver that FreeBSD-8 boots with, or
>> are you loading the siis(4) module at boot? If you are using the ata(4)
>> driver, you should try enabling the siis(4) driver by placing
>> 'siis_load="YES"' in /boot/loader.conf. Beware that the names of your
>> disks will transition from ad -> ada and will likely be renumbered as
>> well.
>> The siis(4) driver overall has a much richer feature set. I have several
>> 3124 controllers which work great with it, but I have never tried using
>> the controllers RAID - I simply use them as disk controllers and then
>> pool the disks using ZFS.
> I installed with the 2 disks connected to the controller that was found by
> Freebsd. Then I added siis_load="YES" to /boot/loader.conf.
> Power down the machine and connected 4 drives to the 3124 controller. Upon
> restart I created a RAID5 set with the 4 drives in the controllers bios.
> Booted into FreeBSD but the RAID5 was not detected only the individual
> disks.
> This controller obviously does not work as expected. I need a suggestion on
> a not to expensive RAID controller that is supported by FreeBSD so that I
> can get the RAID5 set to work.
> Thanks
> /Leslie

there were a bunch of sata and siis commits after the release of 8.0
I would suggest maybe trying RELENG_8

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