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crypto: inside-secure - Added support for basic AES-GCM

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This patch adds support for the basic AES-GCM AEAD cipher suite.

Signed-off-by: Pascal van Leeuwen <pvanleeuwen@verimatrix.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Pascal van Leeuwen
2019-08-30 09:52:30 +02:00
committed by Herbert Xu
parent d2d9e6fd6d
commit 3e450886ec
4 changed files with 211 additions and 48 deletions
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7
drivers/crypto/inside-secure/safexcel.h
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@@ -19,7 +19,7 @@
/* Static configuration */
#define EIP197_DEFAULT_RING_SIZE 400
#define EIP197_MAX_TOKENS 8
#define EIP197_MAX_TOKENS 10
#define EIP197_MAX_RINGS 4
#define EIP197_FETCH_COUNT 1
#define EIP197_MAX_BATCH_SZ 64
@@ -321,6 +321,7 @@ struct safexcel_context_record {
#define CONTEXT_CONTROL_CRYPTO_ALG_AES192 (0x6 << 17)
#define CONTEXT_CONTROL_CRYPTO_ALG_AES256 (0x7 << 17)
#define CONTEXT_CONTROL_DIGEST_PRECOMPUTED (0x1 << 21)
#define CONTEXT_CONTROL_DIGEST_XCM (0x2 << 21)
#define CONTEXT_CONTROL_DIGEST_HMAC (0x3 << 21)
#define CONTEXT_CONTROL_CRYPTO_ALG_MD5 (0x0 << 23)
#define CONTEXT_CONTROL_CRYPTO_ALG_SHA1 (0x2 << 23)
@@ -328,6 +329,7 @@ struct safexcel_context_record {
#define CONTEXT_CONTROL_CRYPTO_ALG_SHA256 (0x3 << 23)
#define CONTEXT_CONTROL_CRYPTO_ALG_SHA384 (0x6 << 23)
#define CONTEXT_CONTROL_CRYPTO_ALG_SHA512 (0x5 << 23)
#define CONTEXT_CONTROL_CRYPTO_ALG_GHASH (0x4 << 23)
#define CONTEXT_CONTROL_INV_FR (0x5 << 24)
#define CONTEXT_CONTROL_INV_TR (0x6 << 24)
@@ -336,6 +338,7 @@ struct safexcel_context_record {
#define CONTEXT_CONTROL_CRYPTO_MODE_CBC (1 << 0)
#define CONTEXT_CONTROL_CRYPTO_MODE_CTR_LOAD (6 << 0)
#define CONTEXT_CONTROL_CRYPTO_MODE_XTS (7 << 0)
#define CONTEXT_CONTROL_CRYPTO_MODE_XCM ((6 << 0) | BIT(17))
#define CONTEXT_CONTROL_IV0 BIT(5)
#define CONTEXT_CONTROL_IV1 BIT(6)
#define CONTEXT_CONTROL_IV2 BIT(7)
@@ -445,6 +448,7 @@ struct safexcel_token {
#define EIP197_TOKEN_OPCODE_INSERT 0x2
#define EIP197_TOKEN_OPCODE_NOOP EIP197_TOKEN_OPCODE_INSERT
#define EIP197_TOKEN_OPCODE_RETRIEVE 0x4
#define EIP197_TOKEN_OPCODE_INSERT_REMRES 0xa
#define EIP197_TOKEN_OPCODE_VERIFY 0xd
#define EIP197_TOKEN_OPCODE_CTX_ACCESS 0xe
#define EIP197_TOKEN_OPCODE_BYPASS GENMASK(3, 0)
@@ -788,5 +792,6 @@ extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha256_ctr_aes;
extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha384_ctr_aes;
extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha512_ctr_aes;
extern struct safexcel_alg_template safexcel_alg_xts_aes;
extern struct safexcel_alg_template safexcel_alg_gcm;
#endif