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Date: Wed, 14 Aug 2013 11:01:31 -0400
From: Yaniv Sapir <yaniv@...pteva.com>
To: john-dev@...ts.openwall.com
Subject: Re: Katja's weekly report #9

The new firmware is definitely a must-have in order to run the matmul
example. It does use MSGMODE.


On Wed, Aug 14, 2013 at 8:57 AM, Solar Designer <solar@...nwall.com> wrote:

> Katja, Yaniv -
>
> On Wed, Aug 14, 2013 at 12:49:08PM +0200, Katja Malvoni wrote:
> > On Wed, Aug 14, 2013 at 12:10 AM, Frank Dittrich <
> frank_dittrich@...mail.com
> > > wrote:
> >
> > > Are you sure it's not a hardware error?
> >
> > I don't know... So far it passed all tests with password.lst and
> > pw-fake-unix (1 hour and 20 minutes) but sometimes it doesn't crack all
> > passwords when I generate 3000 random strings and 1000 hashes (tests take
> > around 20 minutes)
>
> Maybe you can test on the other Parallella prototype board?
>
> > I tried running official matrix multiplication test but it doesn't work -
> > host stalls in polling loop when checking done signal from cores.
>
> It worked with the previous eSDK.  Now the old eSDK's matmul no longer
> works (the prebuilt one misses libraries, and rebuilding this old source
> code with the new eSDK fails), and the new eSDK's fails as you describe.
>
> I _guess_ the new eSDK's matmul example uses "the new E_DMA_MSGMODE
> control mode on E_DMA_DWORD transfers", which requires an updated
> BOOT.BIN as Yaniv described here:
>
> http://forums.parallella.org/viewtopic.php?f=13&t=422
>
> I may try that.
>
> I wonder if our inconsistent eSDK and BOOT.BIN versions may be causing
> any trouble for the bcrypt code as well.  Probably not.
>
> Alexander
>



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Yaniv Sapir
Adapteva Inc.
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Email: yaniv@...pteva.com
Web: www.adapteva.com
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