aac —
Adaptec SAS/SATA/SCSI RAID controller
aac* at pci?
The
aac driver provides support for Adaptec's
"FSA" family of RAID controllers, including:
- Adaptec AAC-2622, AAC-364, AAC-3642
-
- Adaptec 2130S, 2200S, 2230SLP, 2410SA, 2610SA, 2810SA, 21610SA
-
- Dell CERC-SATA, PERC 320/DC
-
- Dell PERC 2/QC, PERC 2/Si, PERC 3/Si, PERC 3/Di
-
- HP NetRaid-4M
-
- IBM ServeRAID-8i/8k/8s
-
All the RAID set volume management is done via the card BIOS.
This driver makes drives and/or RAID sets appear as
sd(4).
intro(4),
scsi(4),
sd(4)
The
aac driver first appeared in
OpenBSD 2.9.
The
aac driver was written by
Niklas Hallqvist
<
niklas@openbsd.org>,
inspired by the
FreeBSD driver by
Mike Smith
<
msmith@freebsd.org>.
The card provides a mechanism to do online RAID set management, unfortunately
the protocol is not public.
![[OpenBSD]](/openbsd.gif){kind=small}