Date: Tue, 13 Aug 2013 11:48:31 +0200 From: Katja Malvoni <kmalvoni@...il.com> To: john-dev@...ts.openwall.com Subject: Re: Parallella: bcrypt On Tue, Aug 13, 2013 at 12:35 AM, Yaniv Sapir <yaniv@...pteva.com> wrote: > Register f0444 is a special undocumented register that tells us a few > things about the core's status. However, the value you see does not point > to a specific problem. The STATUS reg does not show a problem either. Can > you please tell me the value of the reg. f040c? > F040C is zero for all cores. > The one thing I'd suspect is using the e_reset_core() call while a global > address load or fetch are in progress. In this case, you can cause a system > lockup if the state machines get reset while the data is in the writeback > stage. Do you have any situation like this in there? > No, I don't. I'm using e_reset_system() before computation starts and that is the only reset. > I also would like to know the contents of the IVT of the stuck core. Is > it the same as the other cores? > IVT is address 0 of core? If yes, it's 0x00002ce8 and it's same for stuck core and for others. Katja Content of type "text/html" skipped
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