Add support for Arm TrustZone CryptoCell 703.
The 703 is a variant of the CryptoCell 713 that supports only
algorithms certified by the Chinesse Office of the State Commercial
Cryptography Administration (OSCCA).
Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
help
Say 'Y' to enable a driver for the REE interface of the Arm
TrustZone CryptoCell family of processors. Currently the
- CryptoCell 713, 712, 710 and 630 are supported.
+ CryptoCell 713, 703, 712, 710 and 630 are supported.
Choose this if you wish to use hardware acceleration of
cryptographic operations on the system REE.
If unsure say Y.
.flow_mode = S_DIN_to_AES,
.auth_mode = DRV_HASH_SHA1,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "authenc(hmac(sha1),cbc(des3_ede))",
.flow_mode = S_DIN_to_DES,
.auth_mode = DRV_HASH_SHA1,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "authenc(hmac(sha256),cbc(aes))",
.flow_mode = S_DIN_to_AES,
.auth_mode = DRV_HASH_SHA256,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "authenc(hmac(sha256),cbc(des3_ede))",
.flow_mode = S_DIN_to_DES,
.auth_mode = DRV_HASH_SHA256,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "authenc(xcbc(aes),cbc(aes))",
.flow_mode = S_DIN_to_AES,
.auth_mode = DRV_HASH_XCBC_MAC,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "authenc(hmac(sha1),rfc3686(ctr(aes)))",
.flow_mode = S_DIN_to_AES,
.auth_mode = DRV_HASH_SHA1,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "authenc(hmac(sha256),rfc3686(ctr(aes)))",
.flow_mode = S_DIN_to_AES,
.auth_mode = DRV_HASH_SHA256,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "authenc(xcbc(aes),rfc3686(ctr(aes)))",
.flow_mode = S_DIN_to_AES,
.auth_mode = DRV_HASH_XCBC_MAC,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "ccm(aes)",
.flow_mode = S_DIN_to_AES,
.auth_mode = DRV_HASH_NULL,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "rfc4309(ccm(aes))",
.flow_mode = S_DIN_to_AES,
.auth_mode = DRV_HASH_NULL,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "gcm(aes)",
.flow_mode = S_DIN_to_AES,
.auth_mode = DRV_HASH_NULL,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "rfc4106(gcm(aes))",
.flow_mode = S_DIN_to_AES,
.auth_mode = DRV_HASH_NULL,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "rfc4543(gcm(aes))",
.flow_mode = S_DIN_to_AES,
.auth_mode = DRV_HASH_NULL,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
};
/* Linux crypto */
for (alg = 0; alg < ARRAY_SIZE(aead_algs); alg++) {
- if (aead_algs[alg].min_hw_rev > drvdata->hw_rev)
+ if ((aead_algs[alg].min_hw_rev > drvdata->hw_rev) ||
+ !(drvdata->std_bodies & aead_algs[alg].std_body))
continue;
t_alg = cc_create_aead_alg(&aead_algs[alg], dev);
.cipher_mode = DRV_CIPHER_XTS,
.flow_mode = S_DIN_to_AES,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "xts512(paes)",
.flow_mode = S_DIN_to_AES,
.data_unit = 512,
.min_hw_rev = CC_HW_REV_712,
+ .std_body = CC_STD_NIST,
},
{
.name = "xts4096(paes)",
.flow_mode = S_DIN_to_AES,
.data_unit = 4096,
.min_hw_rev = CC_HW_REV_712,
+ .std_body = CC_STD_NIST,
},
{
.name = "essiv(paes)",
.cipher_mode = DRV_CIPHER_ESSIV,
.flow_mode = S_DIN_to_AES,
.min_hw_rev = CC_HW_REV_712,
+ .std_body = CC_STD_NIST,
},
{
.name = "essiv512(paes)",
.flow_mode = S_DIN_to_AES,
.data_unit = 512,
.min_hw_rev = CC_HW_REV_712,
+ .std_body = CC_STD_NIST,
},
{
.name = "essiv4096(paes)",
.flow_mode = S_DIN_to_AES,
.data_unit = 4096,
.min_hw_rev = CC_HW_REV_712,
+ .std_body = CC_STD_NIST,
},
{
.name = "bitlocker(paes)",
.cipher_mode = DRV_CIPHER_BITLOCKER,
.flow_mode = S_DIN_to_AES,
.min_hw_rev = CC_HW_REV_712,
+ .std_body = CC_STD_NIST,
},
{
.name = "bitlocker512(paes)",
.flow_mode = S_DIN_to_AES,
.data_unit = 512,
.min_hw_rev = CC_HW_REV_712,
+ .std_body = CC_STD_NIST,
},
{
.name = "bitlocker4096(paes)",
.flow_mode = S_DIN_to_AES,
.data_unit = 4096,
.min_hw_rev = CC_HW_REV_712,
+ .std_body = CC_STD_NIST,
},
{
.name = "ecb(paes)",
.cipher_mode = DRV_CIPHER_ECB,
.flow_mode = S_DIN_to_AES,
.min_hw_rev = CC_HW_REV_712,
+ .std_body = CC_STD_NIST,
},
{
.name = "cbc(paes)",
.cipher_mode = DRV_CIPHER_CBC,
.flow_mode = S_DIN_to_AES,
.min_hw_rev = CC_HW_REV_712,
+ .std_body = CC_STD_NIST,
},
{
.name = "ofb(paes)",
.cipher_mode = DRV_CIPHER_OFB,
.flow_mode = S_DIN_to_AES,
.min_hw_rev = CC_HW_REV_712,
+ .std_body = CC_STD_NIST,
},
{
.name = "cts(cbc(paes))",
.cipher_mode = DRV_CIPHER_CBC_CTS,
.flow_mode = S_DIN_to_AES,
.min_hw_rev = CC_HW_REV_712,
+ .std_body = CC_STD_NIST,
},
{
.name = "ctr(paes)",
.cipher_mode = DRV_CIPHER_CTR,
.flow_mode = S_DIN_to_AES,
.min_hw_rev = CC_HW_REV_712,
+ .std_body = CC_STD_NIST,
},
{
.name = "xts(aes)",
.cipher_mode = DRV_CIPHER_XTS,
.flow_mode = S_DIN_to_AES,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "xts512(aes)",
.flow_mode = S_DIN_to_AES,
.data_unit = 512,
.min_hw_rev = CC_HW_REV_712,
+ .std_body = CC_STD_NIST,
},
{
.name = "xts4096(aes)",
.flow_mode = S_DIN_to_AES,
.data_unit = 4096,
.min_hw_rev = CC_HW_REV_712,
+ .std_body = CC_STD_NIST,
},
{
.name = "essiv(aes)",
.cipher_mode = DRV_CIPHER_ESSIV,
.flow_mode = S_DIN_to_AES,
.min_hw_rev = CC_HW_REV_712,
+ .std_body = CC_STD_NIST,
},
{
.name = "essiv512(aes)",
.flow_mode = S_DIN_to_AES,
.data_unit = 512,
.min_hw_rev = CC_HW_REV_712,
+ .std_body = CC_STD_NIST,
},
{
.name = "essiv4096(aes)",
.flow_mode = S_DIN_to_AES,
.data_unit = 4096,
.min_hw_rev = CC_HW_REV_712,
+ .std_body = CC_STD_NIST,
},
{
.name = "bitlocker(aes)",
.cipher_mode = DRV_CIPHER_BITLOCKER,
.flow_mode = S_DIN_to_AES,
.min_hw_rev = CC_HW_REV_712,
+ .std_body = CC_STD_NIST,
},
{
.name = "bitlocker512(aes)",
.flow_mode = S_DIN_to_AES,
.data_unit = 512,
.min_hw_rev = CC_HW_REV_712,
+ .std_body = CC_STD_NIST,
},
{
.name = "bitlocker4096(aes)",
.flow_mode = S_DIN_to_AES,
.data_unit = 4096,
.min_hw_rev = CC_HW_REV_712,
+ .std_body = CC_STD_NIST,
},
{
.name = "ecb(aes)",
.cipher_mode = DRV_CIPHER_ECB,
.flow_mode = S_DIN_to_AES,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "cbc(aes)",
.cipher_mode = DRV_CIPHER_CBC,
.flow_mode = S_DIN_to_AES,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "ofb(aes)",
.cipher_mode = DRV_CIPHER_OFB,
.flow_mode = S_DIN_to_AES,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "cts(cbc(aes))",
.cipher_mode = DRV_CIPHER_CBC_CTS,
.flow_mode = S_DIN_to_AES,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "ctr(aes)",
.cipher_mode = DRV_CIPHER_CTR,
.flow_mode = S_DIN_to_AES,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "cbc(des3_ede)",
.cipher_mode = DRV_CIPHER_CBC,
.flow_mode = S_DIN_to_DES,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "ecb(des3_ede)",
.cipher_mode = DRV_CIPHER_ECB,
.flow_mode = S_DIN_to_DES,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "cbc(des)",
.cipher_mode = DRV_CIPHER_CBC,
.flow_mode = S_DIN_to_DES,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "ecb(des)",
.cipher_mode = DRV_CIPHER_ECB,
.flow_mode = S_DIN_to_DES,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "cbc(sm4)",
.cipher_mode = DRV_CIPHER_CBC,
.flow_mode = S_DIN_to_SM4,
.min_hw_rev = CC_HW_REV_713,
+ .std_body = CC_STD_OSCCA,
},
{
.name = "ecb(sm4)",
.cipher_mode = DRV_CIPHER_ECB,
.flow_mode = S_DIN_to_SM4,
.min_hw_rev = CC_HW_REV_713,
+ .std_body = CC_STD_OSCCA,
},
{
.name = "ctr(sm4)",
.cipher_mode = DRV_CIPHER_CTR,
.flow_mode = S_DIN_to_SM4,
.min_hw_rev = CC_HW_REV_713,
+ .std_body = CC_STD_OSCCA,
},
};
dev_dbg(dev, "Number of algorithms = %zu\n",
ARRAY_SIZE(skcipher_algs));
for (alg = 0; alg < ARRAY_SIZE(skcipher_algs); alg++) {
- if (skcipher_algs[alg].min_hw_rev > drvdata->hw_rev)
+ if ((skcipher_algs[alg].min_hw_rev > drvdata->hw_rev) ||
+ !(drvdata->std_bodies & skcipher_algs[alg].std_body))
continue;
dev_dbg(dev, "creating %s\n", skcipher_algs[alg].driver_name);
char *name;
enum cc_hw_rev rev;
u32 sig;
+ int std_bodies;
};
/* Hardware revisions defs. */
+/* The 703 is a OSCCA only variant of the 713 */
+static const struct cc_hw_data cc703_hw = {
+ .name = "703", .rev = CC_HW_REV_713, .std_bodies = CC_STD_OSCCA
+};
+
static const struct cc_hw_data cc713_hw = {
- .name = "713", .rev = CC_HW_REV_713
+ .name = "713", .rev = CC_HW_REV_713, .std_bodies = CC_STD_ALL
};
static const struct cc_hw_data cc712_hw = {
- .name = "712", .rev = CC_HW_REV_712, .sig = 0xDCC71200U
+ .name = "712", .rev = CC_HW_REV_712, .sig = 0xDCC71200U,
+ .std_bodies = CC_STD_ALL
};
static const struct cc_hw_data cc710_hw = {
- .name = "710", .rev = CC_HW_REV_710, .sig = 0xDCC63200U
+ .name = "710", .rev = CC_HW_REV_710, .sig = 0xDCC63200U,
+ .std_bodies = CC_STD_ALL
};
static const struct cc_hw_data cc630p_hw = {
- .name = "630P", .rev = CC_HW_REV_630, .sig = 0xDCC63000U
+ .name = "630P", .rev = CC_HW_REV_630, .sig = 0xDCC63000U,
+ .std_bodies = CC_STD_ALL
};
static const struct of_device_id arm_ccree_dev_of_match[] = {
+ { .compatible = "arm,cryptocell-703-ree", .data = &cc703_hw },
{ .compatible = "arm,cryptocell-713-ree", .data = &cc713_hw },
{ .compatible = "arm,cryptocell-712-ree", .data = &cc712_hw },
{ .compatible = "arm,cryptocell-710-ree", .data = &cc710_hw },
hw_rev = (struct cc_hw_data *)dev_id->data;
new_drvdata->hw_rev_name = hw_rev->name;
new_drvdata->hw_rev = hw_rev->rev;
+ new_drvdata->std_bodies = hw_rev->std_bodies;
if (hw_rev->rev >= CC_HW_REV_712) {
new_drvdata->axim_mon_offset = CC_REG(AXIM_MON_COMP);
CC_HW_REV_713 = 713
};
+enum cc_std_body {
+ CC_STD_NIST = 0x1,
+ CC_STD_OSCCA = 0x2,
+ CC_STD_ALL = 0x3
+};
+
#define CC_COHERENT_CACHE_PARAMS 0xEEE
/* Maximum DMA mask supported by IP */
u32 axim_mon_offset;
u32 sig_offset;
u32 ver_offset;
+ int std_bodies;
};
struct cc_crypto_alg {
int flow_mode; /* Note: currently, refers to the cipher mode only. */
int auth_mode;
u32 min_hw_rev;
+ enum cc_std_body std_body;
unsigned int data_unit;
struct cc_drvdata *drvdata;
};
int inter_digestsize;
struct cc_drvdata *drvdata;
u32 min_hw_rev;
+ enum cc_std_body std_body;
};
#define CC_STATE_SIZE(_x) \
.hw_mode = DRV_HASH_HW_SHA1,
.inter_digestsize = SHA1_DIGEST_SIZE,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "sha256",
.hw_mode = DRV_HASH_HW_SHA256,
.inter_digestsize = SHA256_DIGEST_SIZE,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "sha224",
.hw_mode = DRV_HASH_HW_SHA256,
.inter_digestsize = SHA256_DIGEST_SIZE,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "sha384",
.hw_mode = DRV_HASH_HW_SHA512,
.inter_digestsize = SHA512_DIGEST_SIZE,
.min_hw_rev = CC_HW_REV_712,
+ .std_body = CC_STD_NIST,
},
{
.name = "sha512",
.hw_mode = DRV_HASH_HW_SHA512,
.inter_digestsize = SHA512_DIGEST_SIZE,
.min_hw_rev = CC_HW_REV_712,
+ .std_body = CC_STD_NIST,
},
{
.name = "md5",
.hw_mode = DRV_HASH_HW_MD5,
.inter_digestsize = MD5_DIGEST_SIZE,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.name = "sm3",
.hw_mode = DRV_HASH_HW_SM3,
.inter_digestsize = SM3_DIGEST_SIZE,
.min_hw_rev = CC_HW_REV_713,
+ .std_body = CC_STD_OSCCA,
},
{
.mac_name = "xcbc(aes)",
.hw_mode = DRV_CIPHER_XCBC_MAC,
.inter_digestsize = AES_BLOCK_SIZE,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
{
.mac_name = "cmac(aes)",
.hw_mode = DRV_CIPHER_CMAC,
.inter_digestsize = AES_BLOCK_SIZE,
.min_hw_rev = CC_HW_REV_630,
+ .std_body = CC_STD_NIST,
},
};
struct cc_hash_alg *t_alg;
int hw_mode = driver_hash[alg].hw_mode;
- /* We either support both HASH and MAC or none */
- if (driver_hash[alg].min_hw_rev > drvdata->hw_rev)
+ /* Check that the HW revision and variants are suitable */
+ if ((driver_hash[alg].min_hw_rev > drvdata->hw_rev) ||
+ !(drvdata->std_bodies & driver_hash[alg].std_body))
continue;
+
if (driver_hash[alg].is_mac) {
/* register hmac version */
t_alg = cc_alloc_hash_alg(&driver_hash[alg], dev, true);