Commit 504c6143 authored by Markus Stockhausen's avatar Markus Stockhausen Committed by Herbert Xu
Browse files

crypto: powerpc/aes - kernel config 



Integrate the module into the kernel configuration

Signed-off-by: default avatarMarkus Stockhausen <stockhausen@collogia.de>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 8a28a1a8

arch/powerpc/crypto/Makefile

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@@ -4,8 +4,10 @@ 
# Arch-specific CryptoAPI modules.

#



obj-$(CONFIG_CRYPTO_AES_PPC_SPE) += aes-ppc-spe.o

obj-$(CONFIG_CRYPTO_SHA1_PPC) += sha1-powerpc.o

obj-$(CONFIG_CRYPTO_SHA256_PPC_SPE) += sha256-ppc-spe.o



aes-ppc-spe-y := aes-spe-core.o aes-spe-keys.o aes-tab-4k.o aes-spe-modes.o aes_spe_glue.o

sha1-powerpc-y := sha1-powerpc-asm.o sha1.o

sha256-ppc-spe-y := sha256-spe-asm.o sha256_spe_glue.o

crypto/Kconfig

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@@ -866,6 +866,19 @@ config CRYPTO_AES_ARM_BS 
	  This implementation does not rely on any lookup tables so it is

	  believed to be invulnerable to cache timing attacks.



config CRYPTO_AES_PPC_SPE

	tristate "AES cipher algorithms (PPC SPE)"

	depends on PPC && SPE

	help

	  AES cipher algorithms (FIPS-197). Additionally the acceleration

	  for popular block cipher modes ECB, CBC, CTR and XTS is supported.

	  This module should only be used for low power (router) devices

	  without hardware AES acceleration (e.g. caam crypto). It reduces the

	  size of the AES tables from 16KB to 8KB + 256 bytes and mitigates

	  timining attacks. Nevertheless it might be not as secure as other

	  architecture specific assembler implementations that work on 1KB

	  tables or 256 bytes S-boxes.



config CRYPTO_ANUBIS

	tristate "Anubis cipher algorithm"

	select CRYPTO_ALGAPI