linux-kernel - Re: hwrng on 82801EB/ER (ICH5/ICH5R) fails rngtest checks

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Message-Id: <200607261649.10947.mb@bu3sch.de>
Date:	Wed, 26 Jul 2006 16:49:10 +0200
From:	Michael Buesch <mb@...sch.de>
To:	"gmu 2k6" <gmu2006@...il.com>, Jeff Garzik <jgarzik@...ox.com>,
	Philipp Rumpf <prumpf@...drakesoft.com>
Cc:	"Andrew Morton" <akpm@...l.org>, linux-kernel@...r.kernel.org
Subject: Re: hwrng on 82801EB/ER (ICH5/ICH5R) fails rngtest checks

On Wednesday 26 July 2006 16:21, gmu 2k6 wrote:
> it just outputs this and stops with 2.6.18-rc2-HEAD (see dmesg for hashcode or
> whatever that is which is appended as localversion)
> 
> svn:~# hexdump /dev/hwrng
> 0000000 ffff ffff ffff ffff ffff ffff ffff ffff
> *
> 
> with 2.6.17.6:
> svn:~# hexdump /dev/hwrng
> 0000000 ffff ffff ffff ffff ffff ffff ffff ffff
> *
> 
> this was without any rng-tools installed and no rngd running of course.

Hm, so I would say the hardware either broken, or intel
changed the way to read the random data from it. But I doubt they
would change something like this on the ICH5.

Who wrote the ICH driver? Jeff? Philipp?
What do you think?

-- 
Greetings Michael.
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