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>

diff --git a/drivers/crypto/fsl/desc.h b/drivers/crypto/fsl/desc.h
index 1c13fbc23d333a337fb7d451b8ad369de20ef292..1ac3a09dffe275f6e2e1dbb2abf79c9113705d80 100644 (file)
--- 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 */