Subject: Re: AIC-7899 & RAIDFrame SCSI problems in 1.5.2
To: Greg A. Woods <woods@weird.com>
From: Frank van der Linden <fvdl@wasabisystems.com>
List: netbsd-users
Date: 03/12/2002 19:10:31
On Tue, Mar 12, 2002 at 01:07:28PM -0500, Greg A. Woods wrote:
> I don't know that there's any specific "interaction" that's unique to
> the new ahc driver -- the existing driver in -current is a now ancient
> port of the FreeBSD driver. It works very well with AIC-7880 chips (I
> have a Adaptec 2944 card (with onboard AIC-7880) with seven FAST/WIDE
> differential drives on it at 20MB/s, and another AIC-7880 chip on the
> motherboard with four Ultra-FAST/WIDE SE drives at 40MB/s (and a CD-ROM
> that's almost never used)). I have a RAID-5 set on the differential
> drives (with a true hot spare), and it works very well with the AHC
> driver in -current (at least as of 1.5W).
Not true. The -current driver is indeed a port of an older version of the
FreeBSD driver, but it works fine with 789x chips. The only thing it
doesn't do is Ultra-160 mode. For that a newer version need to be
ported. This shouldn't be too hard, since the driver was reshuffled
to have OS-specific backends. Someone needs to just do it.
- Frank
--
Frank van der Linden fvdl@wasabisystems.com
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