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To: Mike Tancsa <mike@sentex.net>
From: "Poul-Henning Kamp" <phk@phk.freebsd.dk>
In-Reply-To: Your message of "Tue, 05 Apr 2005 22:40:19 EDT."
             <8ti651lgqiguv9tld6covi8ubsk2fvbggm@4ax.com> 
Date: Wed, 06 Apr 2005 07:25:41 +0200
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cc: Dustin Wilhoit <lists@elhombre.us>
cc: freebsd-questions@freebsd.org
Subject: Re: Geom_gbde and Hardware Crypto Accelerators 
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In message <8ti651lgqiguv9tld6covi8ubsk2fvbggm@4ax.com>, Mike Tancsa writes:
>On Tue, 5 Apr 2005 16:21:34 -0500, in sentex.lists.freebsd.questions
>you wrote:
>
>>After searching google and the archives I wasn't able to find any 
>>current information on the status of hardware cryptographic 
>>accelerators (like the Soekris vpn1401) and gbde.  Can gbde harness the 
>>power of one of these accelerator cards yet?  If so do they provide 
>>significant offloading from the processor(s)?  Any comments on the 
>>Soekris vpn1401 card I've been thinking about?  Thanks in advance.
>
>Hi,
>	It wont work.   I know the authorth was thinking about adding
>VIA C3/Padlock support, but not sure the details.

There is partial support for opencrypto/hifn/vpn1401 in the p4
branch phk_gbde, but it doesn't help very much because of the high
setup overhead of the hifn chip.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.