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Date:      Tue, 4 Mar 2008 23:37:59 +0100
From:      Chargen <chargen@gmail.com>
To:        "M. Warner Losh" <imp@bsdimp.com>
Cc:        current@freebsd.org
Subject:   Re: IPSEC/crypto is broken in FreeBSD/powerpc 7.0-RELEASE!
Message-ID:  <292361ab0803041437t48245090y3db91d2e7d9a0c9b@mail.gmail.com>
In-Reply-To: <20080304.083144.1219863991.imp@bsdimp.com>
References:  <47CCDA8A.60004@errno.com> <FDC693C6-708A-4DC0-8D0C-2CCDDD50E876@mac.com> <0B526200-AE42-436D-BB28-51B396D95FC5@rabson.org> <20080304.083144.1219863991.imp@bsdimp.com>

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On Tue, Mar 4, 2008 at 4:31 PM, M. Warner Losh <imp@bsdimp.com> wrote:

> digging deeper...
>
> The crypto code looks good to me.  It explicitly sets the driver name.
> Drivers that have a class explicitly set will have that driver's probe
> called, and only that driver's probe.  In arm, amd64, sparc64, i386
> and ia64, all of the devices for the nexus routine are added this way,
> so there's no problem.
>
> I think that the real problem is that both 'real' hardware and 'fake'
> hardware is being attached to the nexus driver for the AIM.  The
> grackle, uninorth and unin drivers all ask the nexus for their names.
> That's because they really should be children of a openfirmware device
> that enumerates these things.  However, since there's now a 'fake'
> device on nexus that doesn't ask the nexus for its name (since that's
> not how children of nexus work) there's a problem.
>
> So the fix to the problem is to add a layer for the AIM class of
> machine to attach grackle, uninorth or unin to a ofw device.
>

on the topic of IPSEC/Crypto/Cryptodev (soft), is anyone interested in
testing pr- 120270 (feature request
http://www.freebsd.org/cgi/query-pr.cgi?pr=120270 ) - because there are
still some features missing like AES-192/256 hardware support

C'



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