AuxXxilium/linux_dsm_epyc7002
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linux_dsm_epyc7002/arch/arm/crypto
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Ard Biesheuvel 0d149ce67d crypto: arm/aes - avoid expanded lookup tables in the final round 
For the final round, avoid the expanded and padded lookup tables
exported by the generic AES driver. Instead, for encryption, we can
perform byte loads from the same table we used for the inner rounds,
which will still be hot in the caches. For decryption, use the inverse
AES Sbox directly, which is 4x smaller than the inverse lookup table
exported by the generic driver.

This should significantly reduce the Dcache footprint of our code,
which makes the code more robust against timing attacks. It does not
introduce any additional module dependencies, given that we already
rely on the core AES module for the shared key expansion routines.

Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2017-08-04 09:27:25 +08:00
..
.gitignore crypto: arm - ignore generated SHA2 assembly files 2015-07-06 16:32:03 +08:00
aes-ce-core.S crypto: arm/aes-ce - remove cra_alignmask 2017-02-03 18:16:16 +08:00
aes-ce-glue.c crypto: algapi - make crypto_xor() take separate dst and src arguments 2017-08-04 09:27:15 +08:00
aes-cipher-core.S crypto: arm/aes - avoid expanded lookup tables in the final round 2017-08-04 09:27:25 +08:00
aes-cipher-glue.c crypto: arm/aes - replace scalar AES cipher 2017-01-13 00:26:50 +08:00
aes-neonbs-core.S crypto: arm/aes - don't use IV buffer to return final keystream block 2017-02-03 18:16:21 +08:00
aes-neonbs-glue.c crypto: algapi - make crypto_xor() take separate dst and src arguments 2017-08-04 09:27:15 +08:00
chacha20-neon-core.S crypto: arm/chacha20 - implement NEON version based on SSE3 code 2017-01-13 00:26:48 +08:00
chacha20-neon-glue.c crypto: arm/chacha20 - remove cra_alignmask 2017-02-03 18:16:19 +08:00
crc32-ce-core.S crypto: arm/crc32 - fix build error with outdated binutils 2017-03-01 19:47:51 +08:00
crc32-ce-glue.c crypto: arm/crc32 - enable module autoloading based on CPU feature bits 2017-06-01 12:55:42 +08:00
crct10dif-ce-core.S crypto: arm/crct10dif - port x86 SSE implementation to ARM 2016-12-07 20:01:21 +08:00
crct10dif-ce-glue.c crypto: arm/crct10dif - port x86 SSE implementation to ARM 2016-12-07 20:01:21 +08:00
ghash-ce-core.S crypto: arm/ghash - add NEON accelerated fallback for vmull.p64 2017-08-04 09:27:24 +08:00
ghash-ce-glue.c crypto: arm/ghash - add NEON accelerated fallback for vmull.p64 2017-08-04 09:27:24 +08:00
Kconfig crypto: arm/ghash - add NEON accelerated fallback for vmull.p64 2017-08-04 09:27:24 +08:00
Makefile crypto: arm/crc32 - add build time test for CRC instruction support 2017-03-01 19:47:53 +08:00
sha1_glue.c crypto: arm/sha1 - move SHA-1 ARM asm implementation to base layer 2015-04-10 21:39:42 +08:00
sha1_neon_glue.c crypto: arm/sha1_neon - move SHA-1 NEON implementation to base layer 2015-04-10 21:39:43 +08:00
sha1-armv4-large.S ARM: 7723/1: crypto: sha1-armv4-large.S: fix SP handling 2013-05-22 22:01:35 +01:00
sha1-armv7-neon.S crypto: arm/sha1-neon - add support for building in Thumb2 mode 2016-09-07 21:08:29 +08:00
sha1-ce-core.S crypto: arm/sha1-ce - move SHA-1 ARMv8 implementation to base layer 2015-04-10 21:39:44 +08:00
sha1-ce-glue.c crypto: arm/sha1-ce - enable module autoloading based on CPU feature bits 2017-06-01 12:55:40 +08:00
sha1.h crypto: arm/sha1 - move SHA-1 ARM asm implementation to base layer 2015-04-10 21:39:42 +08:00
sha2-ce-core.S crypto: arm/sha2-ce - move SHA-224/256 ARMv8 implementation to base layer 2015-04-10 21:39:45 +08:00
sha2-ce-glue.c crypto: arm/sha2-ce - enable module autoloading based on CPU feature bits 2017-06-01 12:55:41 +08:00
sha256_glue.c crypto: arm/sha256 - move SHA-224/256 ASM/NEON implementation to base layer 2015-04-10 21:39:44 +08:00
sha256_glue.h crypto: arm/sha256 - move SHA-224/256 ASM/NEON implementation to base layer 2015-04-10 21:39:44 +08:00
sha256_neon_glue.c crypto: arm/sha256 - move SHA-224/256 ASM/NEON implementation to base layer 2015-04-10 21:39:44 +08:00
sha256-armv4.pl crypto: arm/sha256 - Add optimized SHA-256/224 2015-04-03 18:03:40 +08:00
sha256-core.S_shipped crypto: arm/sha256 - Add optimized SHA-256/224 2015-04-03 18:03:40 +08:00
sha512-armv4.pl crypto: arm/sha512 - accelerated SHA-512 using ARM generic ASM and NEON 2015-05-11 15:08:01 +08:00
sha512-core.S_shipped crypto: arm/sha512 - accelerated SHA-512 using ARM generic ASM and NEON 2015-05-11 15:08:01 +08:00
sha512-glue.c crypto: arm/sha512 - accelerated SHA-512 using ARM generic ASM and NEON 2015-05-11 15:08:01 +08:00
sha512-neon-glue.c crypto: arm/sha512 - accelerated SHA-512 using ARM generic ASM and NEON 2015-05-11 15:08:01 +08:00
sha512.h crypto: arm/sha512 - accelerated SHA-512 using ARM generic ASM and NEON 2015-05-11 15:08:01 +08:00