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Date:      Mon, 16 Nov 1998 23:13:43 -0700 (MST)
From:      "Kenneth D. Merry" <ken@plutotech.com>
To:        bmcgover@cisco.com (Brian McGovern)
Cc:        questions@FreeBSD.ORG
Subject:   Re: Newer Adaptec 2940 on older driver...
Message-ID:  <199811170613.XAA03007@panzer.plutotech.com>
In-Reply-To: <199811161521.KAA08897@bmcgover-pc.cisco.com> from Brian McGovern at "Nov 16, 98 10:21:12 am"

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Brian McGovern wrote...
> I just bought a couple of the Adaptec 2940U2W controllers. After running
> several versions of FreeBSD, I found that they weren't recognized with
> 2.2.6, 2.2.7, but were with 3.0.
> 
> After some poking the drivers look pretty much the same.

The driver changed very significantly between 2.x and 3.0.

> What I'm wondering is if I can get these cards working by popping in the PCI
> device IDs for the U2Ws in to aic7870.c (in 2.2.6 or 2.2.7), and be up and 
> running; or whether there were more significant changes to support these
> cards? 

Yes, very significant changes.  In other words, don't try it.

> In short, I don't want to just "try it", as it involves building a custom
> release to get the boot floppy support by default.... So, if its a no-go,
> I'd just like to install 3.0 on my new server, rather than playing with 
> 2.2.X for the next couple of days, just to have it fail.

Install 3.0, or the 2.2-stable CAM snapshot here:

ftp://ftp.FreeBSD.ORG/pub/FreeBSD/development/cam/...

KEn
-- 
Kenneth Merry
ken@plutotech.com

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