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| -rw-r--r-- | arch/arm/crypto/Kconfig | 243 |
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diff --git a/arch/arm/crypto/Kconfig b/arch/arm/crypto/Kconfig new file mode 100644 index 000000000..3858c4d4c --- /dev/null +++ b/arch/arm/crypto/Kconfig @@ -0,0 +1,243 @@ +# SPDX-License-Identifier: GPL-2.0 + +menu "Accelerated Cryptographic Algorithms for CPU (arm)" + +config CRYPTO_CURVE25519_NEON + tristate "Public key crypto: Curve25519 (NEON)" + depends on KERNEL_MODE_NEON + select CRYPTO_LIB_CURVE25519_GENERIC + select CRYPTO_ARCH_HAVE_LIB_CURVE25519 + help + Curve25519 algorithm + + Architecture: arm with + - NEON (Advanced SIMD) extensions + +config CRYPTO_GHASH_ARM_CE + tristate "Hash functions: GHASH (PMULL/NEON/ARMv8 Crypto Extensions)" + depends on KERNEL_MODE_NEON + select CRYPTO_HASH + select CRYPTO_CRYPTD + select CRYPTO_GF128MUL + help + GCM GHASH function (NIST SP800-38D) + + Architecture: arm using + - PMULL (Polynomial Multiply Long) instructions + - NEON (Advanced SIMD) extensions + - ARMv8 Crypto Extensions + + Use an implementation of GHASH (used by the GCM AEAD chaining mode) + that uses the 64x64 to 128 bit polynomial multiplication (vmull.p64) + that is part of the ARMv8 Crypto Extensions, or a slower variant that + uses the vmull.p8 instruction that is part of the basic NEON ISA. + +config CRYPTO_NHPOLY1305_NEON + tristate "Hash functions: NHPoly1305 (NEON)" + depends on KERNEL_MODE_NEON + select CRYPTO_NHPOLY1305 + help + NHPoly1305 hash function (Adiantum) + + Architecture: arm using: + - NEON (Advanced SIMD) extensions + +config CRYPTO_POLY1305_ARM + tristate "Hash functions: Poly1305 (NEON)" + select CRYPTO_HASH + select CRYPTO_ARCH_HAVE_LIB_POLY1305 + help + Poly1305 authenticator algorithm (RFC7539) + + Architecture: arm optionally using + - NEON (Advanced SIMD) extensions + +config CRYPTO_BLAKE2S_ARM + bool "Hash functions: BLAKE2s" + select CRYPTO_ARCH_HAVE_LIB_BLAKE2S + help + BLAKE2s cryptographic hash function (RFC 7693) + + Architecture: arm + + This is faster than the generic implementations of BLAKE2s and + BLAKE2b, but slower than the NEON implementation of BLAKE2b. + There is no NEON implementation of BLAKE2s, since NEON doesn't + really help with it. + +config CRYPTO_BLAKE2B_NEON + tristate "Hash functions: BLAKE2b (NEON)" + depends on KERNEL_MODE_NEON + select CRYPTO_BLAKE2B + help + BLAKE2b cryptographic hash function (RFC 7693) + + Architecture: arm using + - NEON (Advanced SIMD) extensions + + BLAKE2b digest algorithm optimized with ARM NEON instructions. + On ARM processors that have NEON support but not the ARMv8 + Crypto Extensions, typically this BLAKE2b implementation is + much faster than the SHA-2 family and slightly faster than + SHA-1. + +config CRYPTO_SHA1_ARM + tristate "Hash functions: SHA-1" + select CRYPTO_SHA1 + select CRYPTO_HASH + help + SHA-1 secure hash algorithm (FIPS 180) + + Architecture: arm + +config CRYPTO_SHA1_ARM_NEON + tristate "Hash functions: SHA-1 (NEON)" + depends on KERNEL_MODE_NEON + select CRYPTO_SHA1_ARM + select CRYPTO_SHA1 + select CRYPTO_HASH + help + SHA-1 secure hash algorithm (FIPS 180) + + Architecture: arm using + - NEON (Advanced SIMD) extensions + +config CRYPTO_SHA1_ARM_CE + tristate "Hash functions: SHA-1 (ARMv8 Crypto Extensions)" + depends on KERNEL_MODE_NEON + select CRYPTO_SHA1_ARM + select CRYPTO_HASH + help + SHA-1 secure hash algorithm (FIPS 180) + + Architecture: arm using ARMv8 Crypto Extensions + +config CRYPTO_SHA2_ARM_CE + tristate "Hash functions: SHA-224 and SHA-256 (ARMv8 Crypto Extensions)" + depends on KERNEL_MODE_NEON + select CRYPTO_SHA256_ARM + select CRYPTO_HASH + help + SHA-224 and SHA-256 secure hash algorithms (FIPS 180) + + Architecture: arm using + - ARMv8 Crypto Extensions + +config CRYPTO_SHA256_ARM + tristate "Hash functions: SHA-224 and SHA-256 (NEON)" + select CRYPTO_HASH + depends on !CPU_V7M + help + SHA-224 and SHA-256 secure hash algorithms (FIPS 180) + + Architecture: arm using + - NEON (Advanced SIMD) extensions + +config CRYPTO_SHA512_ARM + tristate "Hash functions: SHA-384 and SHA-512 (NEON)" + select CRYPTO_HASH + depends on !CPU_V7M + help + SHA-384 and SHA-512 secure hash algorithms (FIPS 180) + + Architecture: arm using + - NEON (Advanced SIMD) extensions + +config CRYPTO_AES_ARM + tristate "Ciphers: AES" + select CRYPTO_ALGAPI + select CRYPTO_AES + help + Block ciphers: AES cipher algorithms (FIPS-197) + + Architecture: arm + + On ARM processors without the Crypto Extensions, this is the + fastest AES implementation for single blocks. For multiple + blocks, the NEON bit-sliced implementation is usually faster. + + This implementation may be vulnerable to cache timing attacks, + since it uses lookup tables. However, as countermeasures it + disables IRQs and preloads the tables; it is hoped this makes + such attacks very difficult. + +config CRYPTO_AES_ARM_BS + tristate "Ciphers: AES, modes: ECB/CBC/CTR/XTS (bit-sliced NEON)" + depends on KERNEL_MODE_NEON + select CRYPTO_SKCIPHER + select CRYPTO_LIB_AES + select CRYPTO_AES + select CRYPTO_CBC + select CRYPTO_SIMD + help + Length-preserving ciphers: AES cipher algorithms (FIPS-197) + with block cipher modes: + - ECB (Electronic Codebook) mode (NIST SP800-38A) + - CBC (Cipher Block Chaining) mode (NIST SP800-38A) + - CTR (Counter) mode (NIST SP800-38A) + - XTS (XOR Encrypt XOR with ciphertext stealing) mode (NIST SP800-38E + and IEEE 1619) + + Bit sliced AES gives around 45% speedup on Cortex-A15 for CTR mode + and for XTS mode encryption, CBC and XTS mode decryption speedup is + around 25%. (CBC encryption speed is not affected by this driver.) + This implementation does not rely on any lookup tables so it is + believed to be invulnerable to cache timing attacks. + +config CRYPTO_AES_ARM_CE + tristate "Ciphers: AES, modes: ECB/CBC/CTS/CTR/XTS (ARMv8 Crypto Extensions)" + depends on KERNEL_MODE_NEON + select CRYPTO_SKCIPHER + select CRYPTO_LIB_AES + select CRYPTO_SIMD + help + Length-preserving ciphers: AES cipher algorithms (FIPS-197) + with block cipher modes: + - ECB (Electronic Codebook) mode (NIST SP800-38A) + - CBC (Cipher Block Chaining) mode (NIST SP800-38A) + - CTR (Counter) mode (NIST SP800-38A) + - CTS (Cipher Text Stealing) mode (NIST SP800-38A) + - XTS (XOR Encrypt XOR with ciphertext stealing) mode (NIST SP800-38E + and IEEE 1619) + + Architecture: arm using: + - ARMv8 Crypto Extensions + +config CRYPTO_CHACHA20_NEON + tristate "Ciphers: ChaCha20, XChaCha20, XChaCha12 (NEON)" + select CRYPTO_SKCIPHER + select CRYPTO_ARCH_HAVE_LIB_CHACHA + help + Length-preserving ciphers: ChaCha20, XChaCha20, and XChaCha12 + stream cipher algorithms + + Architecture: arm using: + - NEON (Advanced SIMD) extensions + +config CRYPTO_CRC32_ARM_CE + tristate "CRC32C and CRC32" + depends on KERNEL_MODE_NEON + depends on CRC32 + select CRYPTO_HASH + help + CRC32c CRC algorithm with the iSCSI polynomial (RFC 3385 and RFC 3720) + and CRC32 CRC algorithm (IEEE 802.3) + + Architecture: arm using: + - CRC and/or PMULL instructions + + Drivers: crc32-arm-ce and crc32c-arm-ce + +config CRYPTO_CRCT10DIF_ARM_CE + tristate "CRCT10DIF" + depends on KERNEL_MODE_NEON + depends on CRC_T10DIF + select CRYPTO_HASH + help + CRC16 CRC algorithm used for the T10 (SCSI) Data Integrity Field (DIF) + + Architecture: arm using: + - PMULL (Polynomial Multiply Long) instructions + +endmenu + |