Does the CPU of BPI-R64 support AES AES instruction set?

kgl · September 21, 2020, 8:52am

frank-w · September 21, 2020, 9:12am

based on

and

basicly it should be included with the armv8 crypto extension, but i guess software-support is missing

kgl · September 21, 2020, 9:16am

oh, sad, i want use aes encrypt.

frank-w · September 21, 2020, 9:18am

Maybe there is some generic driver as it is part of armv8,but this idk

graphine · September 21, 2020, 9:21am

You need to enable it in kernel config.

github.com

torvalds/linux/blob/master/arch/arm64/crypto/Kconfig

# SPDX-License-Identifier: GPL-2.0

menuconfig ARM64_CRYPTO
	bool "ARM64 Accelerated Cryptographic Algorithms"
	depends on ARM64
	help
	  Say Y here to choose from a selection of cryptographic algorithms
	  implemented using ARM64 specific CPU features or instructions.

if ARM64_CRYPTO

config CRYPTO_SHA256_ARM64
	tristate "SHA-224/SHA-256 digest algorithm for arm64"
	select CRYPTO_HASH

config CRYPTO_SHA512_ARM64
	tristate "SHA-384/SHA-512 digest algorithm for arm64"
	select CRYPTO_HASH

config CRYPTO_SHA1_ARM64_CE

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kgl · September 21, 2020, 9:32am

thank you very much!