[FreeBSD] update todo list on Wiki-arm-Allwinner
Emmanuel Vadot
manu at bidouilliste.com
Tue Sep 26 18:08:51 UTC 2017
Hello,
On Fri, 22 Sep 2017 21:59:04 +0000
Yoshiro MIHIRA <sanpei.ml at gmail.com> wrote:
> Hi, all.
>
> Latest Crypto engine is listed on TODO list at Wiki arm Allwinner page.
>
> However, andrew added armv8crypto(driver for the AES accelerator on ARM
> CPUs).
It's not the same.
ARMv8 (the ISA) have crypto related instruction, the wiki is talking
about the crypto accelerator in the SoC.
I honestly don't know if for ARMv8 this would be needed, iirc the
mainline linux developper said that using the instruction for AES is
faster. For ARMv7 SoC (like H3) I think that this would be good to add.
> So I would like to update and add Crypto line on [[Supported
> devices/Legend] at Wiki page.
> Currently YES(r308921) is only for A64.
>
> openssl speed aes-256-cbc
> "PINE64 without crypto engine" aes-256 cbc 20817.02k
> 22166.74k 22629.38k 22734.17k 22754.10k
> /usr/bin/openssl speed -engine cryptodev -evp aes-256-cbc
> "PINE64 with crypto engine" aes-256-cbc 88225.27k
> 207383.62k 308516.25k 360612.50k 380447.40k
>
> Yours
> Yoshiro MIHIRA
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--
Emmanuel Vadot <manu at bidouilliste.com> <manu at freebsd.org>
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