Re: [Cryptech Tech] Happier RSA timing numbers

2018-05-23 Thread Paul Selkirk
While I was researching the FMC thing the other day, I came a couple posts from Pavel that I'd forgotten about. https://lists.cryptech.is/archives/tech/2015-October/002293.html On Tue Oct 20 17:47:48 UTC 2015, Pavel Shatov wrote: >> In the long term, I *really* want to get rid of this double

Re: [Cryptech Tech] Happier RSA timing numbers

2018-05-23 Thread Rob Austein
On Wed, 23 May 2018 01:34:28 -0400, Joachim Strömbergson wrote: > > Just to get some clarifications - what was the number of 2048 sigs/s > before the AES updates? Don't remember (might be in old email), but I saved the bitstream, so we can find out what current firmware does with the older

Re: [Cryptech Tech] Happier RSA timing numbers

2018-05-23 Thread Joachim Strömbergson
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Aloha! Rob Austein wrote: >> After this the big thing I can do is the streaming interface I've >> been talking about. > ... > > Sounds cool, but not sure it helps for specific case of AES keywrap. > You might want to look at

Re: [Cryptech Tech] Happier RSA timing numbers

2018-05-23 Thread Joachim Strömbergson
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Aloha! Rob Austein wrote: > On Wed, 23 May 2018 01:34:28 -0400, Joachim Strömbergson wrote: >> Since you are running w parallel AES cores that way of improving >> things is already used. The next thing should be double sys_clk to >> 100 MHz. That

Re: [Cryptech Tech] Happier RSA timing numbers

2018-05-23 Thread Michael
Where would I confirm the clock speed after editing these lines? I did a grep for frequency on the build dir and came up with two files using .CLK_OUT_MUL  (20.0),    // 2..64 .CLK_OUT_DIV  (10.0) // 1..128 alpha_fmc_err.twr and alpha_fmc.srp "grep -r frequency alpha_fmc_err.twr: 

Re: [Cryptech Tech] Happier RSA timing numbers

2018-05-23 Thread Paul Selkirk
I'm not the verilog expert, but would you also need to change alpha_fmc.ucf to match? paul On 05/23/2018 12:37 PM, Joachim Strömbergson wrote: > Aloha! > > Rob Austein wrote: >> On Wed, 23 May 2018 01:34:28 -0400, Joachim Strömbergson wrote: >>> Since you are