summaryrefslogtreecommitdiff
path: root/crypto/Kconfig
diff options
context:
space:
mode:
Diffstat (limited to 'crypto/Kconfig')
-rw-r--r--crypto/Kconfig13
1 files changed, 13 insertions, 0 deletions
diff --git a/crypto/Kconfig b/crypto/Kconfig
index 2ca8d15e0b6f..14106b267c6f 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -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