CONFIG_CRYPTO_USER_API_RNG=m
CONFIG_CRYPTO_USER_API_AEAD=m
CONFIG_CRYPTO_SHA1_ARM_NEON=m
-CONFIG_CRYPTO_SHA512_ARM=m
CONFIG_CRYPTO_AES_ARM_BS=m
CONFIG_CRYPTO_CHACHA20_NEON=m
CONFIG_CRYPTO_DEV_EXYNOS_RNG=y
CONFIG_CRYPTO_GHASH_ARM_CE=m
CONFIG_CRYPTO_SHA1_ARM_NEON=m
CONFIG_CRYPTO_SHA1_ARM_CE=m
-CONFIG_CRYPTO_SHA512_ARM=m
CONFIG_CRYPTO_AES_ARM=m
CONFIG_CRYPTO_AES_ARM_BS=m
CONFIG_CRYPTO_AES_ARM_CE=m
CONFIG_CRYPTO_GHASH_ARM_CE=m
CONFIG_CRYPTO_SHA1_ARM_NEON=m
CONFIG_CRYPTO_SHA1_ARM_CE=m
-CONFIG_CRYPTO_SHA512_ARM=m
CONFIG_CRYPTO_AES_ARM=m
CONFIG_CRYPTO_AES_ARM_BS=m
CONFIG_CRYPTO_AES_ARM_CE=m
CONFIG_CRYPTO_MICHAEL_MIC=y
CONFIG_CRYPTO_GHASH_ARM_CE=m
CONFIG_CRYPTO_SHA1_ARM_NEON=m
-CONFIG_CRYPTO_SHA512_ARM=m
CONFIG_CRYPTO_AES_ARM=m
CONFIG_CRYPTO_AES_ARM_BS=m
CONFIG_CRYPTO_CHACHA20_NEON=m
CONFIG_CRYPTO_DEFLATE=y
CONFIG_CRYPTO_LZO=y
CONFIG_CRYPTO_SHA1_ARM=m
-CONFIG_CRYPTO_SHA512_ARM=m
CONFIG_CRYPTO_AES_ARM=m
CONFIG_FONTS=y
CONFIG_FONT_8x8=y
Architecture: arm using ARMv8 Crypto 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
obj-$(CONFIG_CRYPTO_AES_ARM_BS) += aes-arm-bs.o
obj-$(CONFIG_CRYPTO_SHA1_ARM) += sha1-arm.o
obj-$(CONFIG_CRYPTO_SHA1_ARM_NEON) += sha1-arm-neon.o
-obj-$(CONFIG_CRYPTO_SHA512_ARM) += sha512-arm.o
obj-$(CONFIG_CRYPTO_BLAKE2B_NEON) += blake2b-neon.o
obj-$(CONFIG_CRYPTO_NHPOLY1305_NEON) += nhpoly1305-neon.o
obj-$(CONFIG_CRYPTO_CURVE25519_NEON) += curve25519-neon.o
aes-arm-bs-y := aes-neonbs-core.o aes-neonbs-glue.o
sha1-arm-y := sha1-armv4-large.o sha1_glue.o
sha1-arm-neon-y := sha1-armv7-neon.o sha1_neon_glue.o
-sha512-arm-neon-$(CONFIG_KERNEL_MODE_NEON) := sha512-neon-glue.o
-sha512-arm-y := sha512-core.o sha512-glue.o $(sha512-arm-neon-y)
blake2b-neon-y := blake2b-neon-core.o blake2b-neon-glue.o
sha1-arm-ce-y := sha1-ce-core.o sha1-ce-glue.o
aes-arm-ce-y := aes-ce-core.o aes-ce-glue.o
ghash-arm-ce-y := ghash-ce-core.o ghash-ce-glue.o
nhpoly1305-neon-y := nh-neon-core.o nhpoly1305-neon-glue.o
curve25519-neon-y := curve25519-core.o curve25519-glue.o
-
-quiet_cmd_perl = PERL $@
- cmd_perl = $(PERL) $(<) > $(@)
-
-$(obj)/%-core.S: $(src)/%-armv4.pl
- $(call cmd,perl)
-
-clean-files += sha512-core.S
-
-aflags-thumb2-$(CONFIG_THUMB2_KERNEL) := -U__thumb2__ -D__thumb2__=1
-
-AFLAGS_sha512-core.o += $(aflags-thumb2-y)
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * sha512-glue.c - accelerated SHA-384/512 for ARM
- *
- * Copyright (C) 2015 Linaro Ltd <ard.biesheuvel@linaro.org>
- */
-
-#include <asm/hwcap.h>
-#include <asm/neon.h>
-#include <crypto/internal/hash.h>
-#include <crypto/sha2.h>
-#include <crypto/sha512_base.h>
-#include <linux/kernel.h>
-#include <linux/module.h>
-
-#include "sha512.h"
-
-MODULE_DESCRIPTION("Accelerated SHA-384/SHA-512 secure hash for ARM");
-MODULE_AUTHOR("Ard Biesheuvel <ard.biesheuvel@linaro.org>");
-MODULE_LICENSE("GPL v2");
-
-MODULE_ALIAS_CRYPTO("sha384");
-MODULE_ALIAS_CRYPTO("sha512");
-MODULE_ALIAS_CRYPTO("sha384-arm");
-MODULE_ALIAS_CRYPTO("sha512-arm");
-
-asmlinkage void sha512_block_data_order(struct sha512_state *state,
- u8 const *src, int blocks);
-
-static int sha512_arm_update(struct shash_desc *desc, const u8 *data,
- unsigned int len)
-{
- return sha512_base_do_update_blocks(desc, data, len,
- sha512_block_data_order);
-}
-
-static int sha512_arm_finup(struct shash_desc *desc, const u8 *data,
- unsigned int len, u8 *out)
-{
- sha512_base_do_finup(desc, data, len, sha512_block_data_order);
- return sha512_base_finish(desc, out);
-}
-
-static struct shash_alg sha512_arm_algs[] = { {
- .init = sha384_base_init,
- .update = sha512_arm_update,
- .finup = sha512_arm_finup,
- .descsize = SHA512_STATE_SIZE,
- .digestsize = SHA384_DIGEST_SIZE,
- .base = {
- .cra_name = "sha384",
- .cra_driver_name = "sha384-arm",
- .cra_priority = 250,
- .cra_flags = CRYPTO_AHASH_ALG_BLOCK_ONLY |
- CRYPTO_AHASH_ALG_FINUP_MAX,
- .cra_blocksize = SHA512_BLOCK_SIZE,
- .cra_module = THIS_MODULE,
- }
-}, {
- .init = sha512_base_init,
- .update = sha512_arm_update,
- .finup = sha512_arm_finup,
- .descsize = SHA512_STATE_SIZE,
- .digestsize = SHA512_DIGEST_SIZE,
- .base = {
- .cra_name = "sha512",
- .cra_driver_name = "sha512-arm",
- .cra_priority = 250,
- .cra_flags = CRYPTO_AHASH_ALG_BLOCK_ONLY |
- CRYPTO_AHASH_ALG_FINUP_MAX,
- .cra_blocksize = SHA512_BLOCK_SIZE,
- .cra_module = THIS_MODULE,
- }
-} };
-
-static int __init sha512_arm_mod_init(void)
-{
- int err;
-
- err = crypto_register_shashes(sha512_arm_algs,
- ARRAY_SIZE(sha512_arm_algs));
- if (err)
- return err;
-
- if (IS_ENABLED(CONFIG_KERNEL_MODE_NEON) && cpu_has_neon()) {
- err = crypto_register_shashes(sha512_neon_algs,
- ARRAY_SIZE(sha512_neon_algs));
- if (err)
- goto err_unregister;
- }
- return 0;
-
-err_unregister:
- crypto_unregister_shashes(sha512_arm_algs,
- ARRAY_SIZE(sha512_arm_algs));
-
- return err;
-}
-
-static void __exit sha512_arm_mod_fini(void)
-{
- crypto_unregister_shashes(sha512_arm_algs,
- ARRAY_SIZE(sha512_arm_algs));
- if (IS_ENABLED(CONFIG_KERNEL_MODE_NEON) && cpu_has_neon())
- crypto_unregister_shashes(sha512_neon_algs,
- ARRAY_SIZE(sha512_neon_algs));
-}
-
-module_init(sha512_arm_mod_init);
-module_exit(sha512_arm_mod_fini);
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * sha512-neon-glue.c - accelerated SHA-384/512 for ARM NEON
- *
- * Copyright (C) 2015 Linaro Ltd <ard.biesheuvel@linaro.org>
- */
-
-#include <asm/neon.h>
-#include <crypto/internal/hash.h>
-#include <crypto/sha2.h>
-#include <crypto/sha512_base.h>
-#include <linux/kernel.h>
-#include <linux/module.h>
-
-#include "sha512.h"
-
-MODULE_ALIAS_CRYPTO("sha384-neon");
-MODULE_ALIAS_CRYPTO("sha512-neon");
-
-asmlinkage void sha512_block_data_order_neon(struct sha512_state *state,
- const u8 *src, int blocks);
-
-static int sha512_neon_update(struct shash_desc *desc, const u8 *data,
- unsigned int len)
-{
- int remain;
-
- kernel_neon_begin();
- remain = sha512_base_do_update_blocks(desc, data, len,
- sha512_block_data_order_neon);
- kernel_neon_end();
- return remain;
-}
-
-static int sha512_neon_finup(struct shash_desc *desc, const u8 *data,
- unsigned int len, u8 *out)
-{
- kernel_neon_begin();
- sha512_base_do_finup(desc, data, len, sha512_block_data_order_neon);
- kernel_neon_end();
- return sha512_base_finish(desc, out);
-}
-
-struct shash_alg sha512_neon_algs[] = { {
- .init = sha384_base_init,
- .update = sha512_neon_update,
- .finup = sha512_neon_finup,
- .descsize = SHA512_STATE_SIZE,
- .digestsize = SHA384_DIGEST_SIZE,
- .base = {
- .cra_name = "sha384",
- .cra_driver_name = "sha384-neon",
- .cra_priority = 300,
- .cra_flags = CRYPTO_AHASH_ALG_BLOCK_ONLY |
- CRYPTO_AHASH_ALG_FINUP_MAX,
- .cra_blocksize = SHA384_BLOCK_SIZE,
- .cra_module = THIS_MODULE,
-
- }
-}, {
- .init = sha512_base_init,
- .update = sha512_neon_update,
- .finup = sha512_neon_finup,
- .descsize = SHA512_STATE_SIZE,
- .digestsize = SHA512_DIGEST_SIZE,
- .base = {
- .cra_name = "sha512",
- .cra_driver_name = "sha512-neon",
- .cra_priority = 300,
- .cra_flags = CRYPTO_AHASH_ALG_BLOCK_ONLY |
- CRYPTO_AHASH_ALG_FINUP_MAX,
- .cra_blocksize = SHA512_BLOCK_SIZE,
- .cra_module = THIS_MODULE,
- }
-} };
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0 */
-
-extern struct shash_alg sha512_neon_algs[2];
config CRYPTO_LIB_SHA512_ARCH
bool
depends on CRYPTO_LIB_SHA512 && !UML
+ default y if ARM && !CPU_V7M
config CRYPTO_LIB_SM3
tristate
# SPDX-License-Identifier: GPL-2.0
+aflags-thumb2-$(CONFIG_THUMB2_KERNEL) := -U__thumb2__ -D__thumb2__=1
+
+quiet_cmd_perlasm = PERLASM $@
+ cmd_perlasm = $(PERL) $(<) > $(@)
+
obj-$(CONFIG_CRYPTO_LIB_UTILS) += libcryptoutils.o
libcryptoutils-y := memneq.o utils.o
libsha512-y := sha512.o
ifeq ($(CONFIG_CRYPTO_LIB_SHA512_ARCH),y)
CFLAGS_sha512.o += -I$(src)/$(SRCARCH)
+
+ifeq ($(CONFIG_ARM),y)
+libsha512-y += arm/sha512-core.o
+$(obj)/arm/sha512-core.S: $(src)/arm/sha512-armv4.pl
+ $(call cmd,perlasm)
+clean-files += arm/sha512-core.S
+AFLAGS_arm/sha512-core.o += $(aflags-thumb2-y)
+endif
+
endif # CONFIG_CRYPTO_LIB_SHA512_ARCH
obj-$(CONFIG_MPILIB) += mpi/
--- /dev/null
+# SPDX-License-Identifier: GPL-2.0-only
+sha512-core.S
--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * arm32-optimized SHA-512 block function
+ *
+ * Copyright 2025 Google LLC
+ */
+
+#include <asm/neon.h>
+#include <crypto/internal/simd.h>
+
+static __ro_after_init DEFINE_STATIC_KEY_FALSE(have_neon);
+
+asmlinkage void sha512_block_data_order(struct sha512_block_state *state,
+ const u8 *data, size_t nblocks);
+asmlinkage void sha512_block_data_order_neon(struct sha512_block_state *state,
+ const u8 *data, size_t nblocks);
+
+static void sha512_blocks(struct sha512_block_state *state,
+ const u8 *data, size_t nblocks)
+{
+ if (IS_ENABLED(CONFIG_KERNEL_MODE_NEON) &&
+ static_branch_likely(&have_neon) && likely(crypto_simd_usable())) {
+ kernel_neon_begin();
+ sha512_block_data_order_neon(state, data, nblocks);
+ kernel_neon_end();
+ } else {
+ sha512_block_data_order(state, data, nblocks);
+ }
+}
+
+#ifdef CONFIG_KERNEL_MODE_NEON
+#define sha512_mod_init_arch sha512_mod_init_arch
+static inline void sha512_mod_init_arch(void)
+{
+ if (cpu_has_neon())
+ static_branch_enable(&have_neon);
+}
+#endif /* CONFIG_KERNEL_MODE_NEON */
projects / thirdparty / linux.git / commitdiff
