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authorAneesh Bansal <aneesh.bansal@nxp.com>2016-02-15 15:12:57 +0530
committerYork Sun <york.sun@nxp.com>2016-03-21 12:42:11 -0700
commitc4cbd7137dcf1eb233e5e2b2889e0bdd6c7a5f9e (patch)
treed79d35e781454dd321f3f2371c8f1a2e43b23c6e /drivers/crypto
parent295903707768a8550432ad63120d62f78410ee7e (diff)
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drivers/crypto/fsl: define structures for PDB
Structures are defined for PDB (Protocol Data Blcks) for various operations. These structure will be used to add PDB data while creating the PDB descriptors. Signed-off-by: Ruchika Gupta <ruchika.gupta@nxp.com> Signed-off-by: Aneesh Bansal <aneesh.bansal@nxp.com> CC: Ulises Cardenas <raul.casas@nxp.com> Reviewed-by: York Sun <york.sun@nxp.com>
Diffstat (limited to 'drivers/crypto')
-rw-r--r--drivers/crypto/fsl/desc.h55
1 files changed, 55 insertions, 0 deletions
diff --git a/drivers/crypto/fsl/desc.h b/drivers/crypto/fsl/desc.h
index 1c13fbc..1ac3a09 100644
--- a/drivers/crypto/fsl/desc.h
+++ b/drivers/crypto/fsl/desc.h
@@ -688,4 +688,59 @@
#define OP_ALG_RNG4_MAS (0x1f3 << OP_ALG_RNG4_SHIFT)
#define OP_ALG_RNG4_SK (0x100 << OP_ALG_RNG4_SHIFT)
+
+/* Structures for Protocol Data Blocks */
+struct __packed pdb_ecdsa_verify {
+ uint32_t pdb_hdr;
+ dma_addr_t dma_q; /* Pointer to q (elliptic curve) */
+ dma_addr_t dma_r; /* Pointer to r (elliptic curve) */
+ dma_addr_t dma_g_xy; /* Pointer to Gx,y (elliptic curve) */
+ dma_addr_t dma_pkey; /* Pointer to Wx,y (public key) */
+ dma_addr_t dma_hash; /* Pointer to hash input */
+ dma_addr_t dma_c; /* Pointer to C_signature */
+ dma_addr_t dma_d; /* Pointer to D_signature */
+ dma_addr_t dma_buf; /* Pointer to 64-byte temp buffer */
+ dma_addr_t dma_ab; /* Pointer to a,b (elliptic curve ) */
+ uint32_t img_size; /* Length of Message */
+};
+
+struct __packed pdb_ecdsa_sign {
+ uint32_t pdb_hdr;
+ dma_addr_t dma_q; /* Pointer to q (elliptic curve) */
+ dma_addr_t dma_r; /* Pointer to r (elliptic curve) */
+ dma_addr_t dma_g_xy; /* Pointer to Gx,y (elliptic curve) */
+ dma_addr_t dma_pri_key; /* Pointer to S (Private key) */
+ dma_addr_t dma_hash; /* Pointer to hash input */
+ dma_addr_t dma_c; /* Pointer to C_signature */
+ dma_addr_t dma_d; /* Pointer to D_signature */
+ dma_addr_t dma_ab; /* Pointer to a,b (elliptic curve ) */
+ dma_addr_t dma_u; /* Pointer to Per Message Random */
+ uint32_t img_size; /* Length of Message */
+};
+
+#define PDB_ECDSA_SGF_SHIFT 23
+#define PDB_ECDSA_L_SHIFT 7
+#define PDB_ECDSA_N_SHIFT 0
+
+struct __packed pdb_mp_pub_k {
+ uint32_t pdb_hdr;
+ #define PDB_MP_PUB_K_SGF_SHIFT 31
+ dma_addr_t dma_pkey; /* Pointer to Wx,y (public key) */
+};
+
+struct __packed pdb_mp_sign {
+ uint32_t pdb_hdr;
+ #define PDB_MP_SIGN_SGF_SHIFT 28
+ dma_addr_t dma_addr_msg; /* Pointer to Message */
+ dma_addr_t dma_addr_hash; /* Pointer to hash output */
+ dma_addr_t dma_addr_c_sig; /* Pointer to C_signature */
+ dma_addr_t dma_addr_d_sig; /* Pointer to D_signature */
+ uint32_t img_size; /* Length of Message */
+};
+
+#define PDB_MP_CSEL_SHIFT 17
+#define PDB_MP_CSEL_P256 0x3 << PDB_MP_CSEL_SHIFT /* P-256 */
+#define PDB_MP_CSEL_P384 0x4 << PDB_MP_CSEL_SHIFT /* P-384 */
+#define PDB_MP_CSEL_P521 0x5 << PDB_MP_CSEL_SHIFT /* P-521 */
+
#endif /* DESC_H */