Microblaze - slow with Dropbear 2014.63

2014-02-28 Thread William Welch
Greetings, I tried the new Dropbear (which is included with the new Buildroot 2014.02 yeah!) on my slow Microblaze system. I think there is some improvement, but I wonder if I do not have the configuration optimized... The noticeable delay is about 85 seconds, at this debug statement from the cl

Re: slow logins -- some data for comparison

2013-06-01 Thread William Welch
has > ideas? > > [1] bottom of > https://groups.google.com/forum/#!msg/sci.crypt/3pg1ngSaQpc/Tr-gcbqxfvEJ > > I'd be keen to see your modifications to integrate them into the main tree > - for more "normal" slow CPUs I think tomsfastmath will be worthwhile. &

Re: slow logins -- some data for comparison

2013-05-31 Thread William Welch
Matt > > > > On Sat, May 25, 2013 at 10:01:16AM -0500, William Welch wrote: > > Thank you for your reply. > > > > If I were to attempt to add support for tomsfastmath, using ltc_mp as you > > described, which version of dropbear should I start from? An

Re: slow logins -- some data for comparison

2013-05-29 Thread William Welch
ttps://secure.ucc.asn.au/hg/dropbear/file/75509065db53/crypto_desc.c#l71 > so it could be set to tfm_desc instead. > > Tomsfastmath 0.12 would be best from libtom.org > > Cheers, > Matt > > > > On Sat, May 25, 2013 at 10:01:16AM -0500, William Welch wrote: > &

Re: slow logins -- some data for comparison

2013-05-25 Thread William Welch
dsa.c#l169 > - the ltc_mp variable is set up at > https://secure.ucc.asn.au/hg/dropbear/file/75509065db53/crypto_desc.c#l71 > so it could be set to tfm_desc instead. > > Tomsfastmath 0.12 would be best from libtom.org > > Cheers, > Matt > > > > On Sat, May 25,

Re: slow logins -- some data for comparison

2013-05-25 Thread William Welch
echanism in libtomcrypt. > > There's also ECC support nearly complete in the 'ecc' mercurial branch. > That's a few times faster than normal kexdh. It adds around 30kB to binary > size on x86. That should make it into the next Dropbear release, though > only will help for

slow logins -- some data for comparison

2013-05-24 Thread William Welch
Greetings, First -- thank you for dropbear! I have enjoyed using dropbear on various smallish systems for years now! But I have a problem with a specific system -- admittedly it is rather slow -- only 50 BogoMips according to the linux kernel. It is a Microblaze. I use the Buildroot system for