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Date:      Mon, 03 Oct 2011 10:36:23 +0200
From:      Damien Fleuriot <ml@my.gd>
To:        freebsd-questions@freebsd.org
Subject:   Re: FreeBSD 9 on an AMD64 with an LSI SAS controller
Message-ID:  <4E897407.905@my.gd>
In-Reply-To: <201110020948.p929mSsU002452@jau.iki.fi>
References:  <201110020948.p929mSsU002452@jau.iki.fi>

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On 10/2/11 11:48 AM, Jukka A. Ukkonen wrote:
> 
> Greetings all,
> 
> Roughly a week ago I sent to this mailing list a question about
> problems with installing FreeBSD 9 on an AMD64 system.
> It seems that I now know the reason why booting from the install CD
> failed. When buying the system I had not paid enough attention to
> the fact that the SAS controller on the motherboard is a new LSI
> SAS2008-IR which would need the mps driver. I had been assuming
> that since there is an LSI controller on the motherboard the older
> mpt driver should work.
> The mps driver, which would be needed for the SAS2008 series is
> still relatively new work in progress, is apparently not part of
> the GENERIC kernel used for the install kits.
> 
> The next obvious question in my mind is: "Are these new SAS2008
> series controllers now becoming common as the default SAS chips
> on motherboards?"
> If so, until the mps driver matures enough it might be better for
> everybody to check before selecting a motherboard that the SAS
> controller on it will work with the older mpt driver.
> 

mps has been backported to the 8.x branch from 9.x several months ago.

AFAIK, it's included in GENERIC, there is no reason it wouldn't be.




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