现在我们的手册上，两种加密速度测试，一个是用openssl测试，一个是使用模块测试，命令如下，有一些疑问，这两个命令都是使用硬件加密加速器吗
/dev/crypto 是硬件加密加速设备吗
怎么使用硬件加密加速设备
您们是否有相关的例程
OK6254-C 包含一个硬件加密加快模块。
不使用硬件加密加速模块测试
root@ok6254:~# openssl speed -engine devcrypto -multi 8 -elapsed -evp aes-128-cbc
Forked child 0
engine "devcrypto" set.
+DT:aes-128-cbc:3:16
Forked child 1
engine "devcrypto" set.
Forked child 2
+DT:aes-128-cbc:3:16
engine "devcrypto" set.
Forked child 3
root@ok6254:~# openssl engine
(devcrypto) /dev/crypto engine
(dynamic) Dynamic engine loading support
root@ok6254:~# insmod /lib/modules/`uname -r`/kernel/crypto/tcrypt.ko mode=500 sec=1
[ 3143.525663] tcrypt:
[ 3143.525663] testing speed of async ecb(aes) (ecb-aes-ce) encryption
[ 3143.534137] tcrypt: test 0 (128 bit key, 16 byte blocks): 1832666 operations in 1 seconds
(29322656 bytes)
[ 3144.543108] tcrypt: test 1 (128 bit key, 64 byte blocks): 1633381 operations in 1 seconds
(104536384 bytes)
[ 3145.551184] tcrypt: test 2 (128 bit key, 256 byte blocks): 1338923 operations in 1 seconds
