From mboxrd@z Thu Jan 1 00:00:00 1970 From: Corentin LABBE Subject: Re: Re: AW: problem with testing a CTR block cipher mode which is partially working Date: Thu, 02 Apr 2015 21:02:42 +0200 Message-ID: <551D9252.4070509@gmail.com> References: <55198F14.1090902@gmail.com>, <12EF8D94C6F8734FB2FF37B9FBEDD1735FC8AB40@EXCHANGE.collogia.de>, <551AE140.3000209@gmail.com>, <2015040110063394945846@gmail.com>, <551BD38B.6050307@gmail.com> <2015040210102714744761@gmail.com> Reply-To: linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable To: linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org, "linux-crypto-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" Return-path: In-Reply-To: <2015040210102714744761-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , List-Id: linux-crypto.vger.kernel.org On 04/02/15 04:10, kevin.z.m.zh-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org wrote: >> Thanks for your answer, I have loose hours on that problem. > I'm sorry to hear that. > =20 >> Perhaps you could update all datasheet/user manual about this known issu= e ? > We have updated the user manual and datasheet, the latest version is 1.3 = for=20 > A20 which is released in Oct. 2014. The CTR block mode is not support. > You can download it from the github: https://github.com/allwinner-zh/docu= ments=20 > and check the details of the SS moudle. Sorry, I believed to have the latest user manual. Great thanks for the information. Regards >=20 > Best Regards, > -------------------------------------------------------------------------= ---------------------------------------------------------------------------= ---------------------------------------------------------------------------= ---------------------------------------------------------------------------= ---------------------------------------------------------------------------= ---------------------------------------------------------------------------= ---------------------------------------------------- > kevin.z.m.zh-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org >=20 > =20 > *From:* Corentin LABBE > *Date:* 2015-04-01 19:16 > *To:* linux-sunxi ; linux-crypto= @vger.kernel.org > *Subject:* Re: [linux-sunxi] Re: AW: problem with testing a CTR block= cipher mode which is partially working > On 04/01/15 04:06, kevin.z.m.zh-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org wrote: > > Dear All, > > > > > > About the SS module, there is some detail information. > > There is some issues on the SS hardware module, the issues make the= some > > AES/DES/3DS algorithm be not available. > > 1. The byte order of the counter is wrong, make the result error, s= o, the CTR > > mode is not available. > > 2. Hardware don't support the continuous subcontracting, make the C= TS mode is > > not available. > > 3. Another issue need be taken attention is that hardware will modi= fy the key > > register when do AES encrypt, so, it need software to restore the k= ey register > > > > when doing every frame. > > > > These issues are presented on the A10, A13, A20, A31 and A33. > > The issues of SS module have been fixed on the A83T platform, so, I= suggest to > > take more attention to the A83T platform if any interest in the SS = module. > > > > If any problem, please don't hesitate to contact me(kevin@allwinner= tech.com) > > > > or Shuge(shuge-0TFLnhJekD6UEPyfVivIlAC/G2K4zDHf@public.gmane.org). > > > =20 > Thanks for your answer, I have loose hours on that problem. > =20 > Perhaps you could update all datasheet/user manual about this known i= ssue ? > =20 > Regards > =20 > --=20 > You received this message because you are subscribed to the Google Gr= oups "linux-sunxi" group. > To unsubscribe from this group and stop receiving emails from it, sen= d an email to linux-sunxi+unsubscribe-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org > For more options, visit https://groups.google.com/d/optout. >=20 > --=20 > You received this message because you are subscribed to the Google Groups= "linux-sunxi" group. > To unsubscribe from this group and stop receiving emails from it, send an= email to linux-sunxi+unsubscribe-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org . > For more options, visit https://groups.google.com/d/optout. --=20 You received this message because you are subscribed to the Google Groups "= linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an e= mail to linux-sunxi+unsubscribe-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org For more options, visit https://groups.google.com/d/optout.