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| author | Aneesh Bansal <aneesh.bansal@nxp.com> | 2016-02-15 15:12:57 +0530 |
|---|---|---|
| committer | York Sun <york.sun@nxp.com> | 2016-03-21 12:42:11 -0700 |
| commit | c4cbd7137dcf1eb233e5e2b2889e0bdd6c7a5f9e (patch) | |
| tree | d79d35e781454dd321f3f2371c8f1a2e43b23c6e | |
| parent | 295903707768a8550432ad63120d62f78410ee7e (diff) | |
| download | talos-obmc-uboot-c4cbd7137dcf1eb233e5e2b2889e0bdd6c7a5f9e.tar.gz talos-obmc-uboot-c4cbd7137dcf1eb233e5e2b2889e0bdd6c7a5f9e.zip | |
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>
| -rw-r--r-- | drivers/crypto/fsl/desc.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/drivers/crypto/fsl/desc.h b/drivers/crypto/fsl/desc.h index 1c13fbc23d..1ac3a09dff 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 */ |
