diff options
Diffstat (limited to 'drivers/net/ethernet/freescale/dpa/capwap/dpaa_capwap_desc.h')
| -rw-r--r-- | drivers/net/ethernet/freescale/dpa/capwap/dpaa_capwap_desc.h | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/drivers/net/ethernet/freescale/dpa/capwap/dpaa_capwap_desc.h b/drivers/net/ethernet/freescale/dpa/capwap/dpaa_capwap_desc.h new file mode 100644 index 0000000..dd76acd --- /dev/null +++ b/drivers/net/ethernet/freescale/dpa/capwap/dpaa_capwap_desc.h @@ -0,0 +1,190 @@ +/* Copyright 2014 Freescale Semiconductor, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of Freescale Semiconductor nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __DPAA_CAPWAP_DESC_H__ +#define __DPAA_CAPWAP_DESC_H__ + +#include "pdb.h" +#include "desc_constr.h" + +/* DPA CAPWAP Cipher Parameters */ +struct cipher_params { + uint16_t cipher_type; /* Algorithm type as defined by SEC driver */ + uint8_t *cipher_key; /* Address to the encryption key */ + uint32_t cipher_key_len; /* Length in bytes of the normal key */ +}; + +/* DPA CAPWAP Authentication Parameters */ +struct auth_params { + uint32_t auth_type; /* Algorithm type as defined by SEC driver */ + uint8_t *auth_key; /* Address to the normal key */ + uint32_t auth_key_len; /* Length in bytes of the normal key */ + uint8_t *split_key; /* Address to the generated split key */ + uint32_t split_key_len; /* Length in bytes of the split key */ + uint32_t split_key_pad_len;/* Length in bytes of the padded split key */ +}; + +struct dpaa_capwap_sec_info { + int sec_era; /* SEC ERA information */ + int sec_ver; /* SEC version information */ + struct device *jrdev; /* Job ring device */ +}; + +/* DPA CAPWAP cipher & authentication algorithm identifiers */ +struct capwap_alg_suite { + uint32_t auth_alg; + uint32_t cipher_alg; +}; + +#define CAPWAP_ALGS_ENTRY(auth, cipher) {\ + .auth_alg = OP_ALG_ALGSEL_ ## auth,\ + .cipher_alg = OP_PCL_DTLS_ ## cipher\ +} + +#define CAPWAP_ALGS {\ + CAPWAP_ALGS_ENTRY(SHA1, DES_CBC_SHA_2), \ + CAPWAP_ALGS_ENTRY(MD5, DES_CBC_MD5), \ + CAPWAP_ALGS_ENTRY(MD5, 3DES_EDE_CBC_MD5), \ + CAPWAP_ALGS_ENTRY(SHA1, 3DES_EDE_CBC_SHA160), \ + CAPWAP_ALGS_ENTRY(SHA384, 3DES_EDE_CBC_SHA384), \ + CAPWAP_ALGS_ENTRY(SHA224, 3DES_EDE_CBC_SHA224), \ + CAPWAP_ALGS_ENTRY(SHA512, 3DES_EDE_CBC_SHA512), \ + CAPWAP_ALGS_ENTRY(SHA256, 3DES_EDE_CBC_SHA256), \ + CAPWAP_ALGS_ENTRY(SHA1, AES_256_CBC_SHA160), \ + CAPWAP_ALGS_ENTRY(SHA384, AES_256_CBC_SHA384), \ + CAPWAP_ALGS_ENTRY(SHA224, AES_256_CBC_SHA224), \ + CAPWAP_ALGS_ENTRY(SHA512, AES_256_CBC_SHA512), \ + CAPWAP_ALGS_ENTRY(SHA256, AES_256_CBC_SHA256), \ + CAPWAP_ALGS_ENTRY(SHA1, AES_128_CBC_SHA160), \ + CAPWAP_ALGS_ENTRY(SHA384, AES_128_CBC_SHA384), \ + CAPWAP_ALGS_ENTRY(SHA224, AES_128_CBC_SHA224), \ + CAPWAP_ALGS_ENTRY(SHA512, AES_128_CBC_SHA512), \ + CAPWAP_ALGS_ENTRY(SHA256, AES_128_CBC_SHA256), \ + CAPWAP_ALGS_ENTRY(SHA1, AES_192_CBC_SHA160), \ + CAPWAP_ALGS_ENTRY(SHA384, AES_192_CBC_SHA384), \ + CAPWAP_ALGS_ENTRY(SHA224, AES_192_CBC_SHA224), \ + CAPWAP_ALGS_ENTRY(SHA512, AES_192_CBC_SHA512), \ + CAPWAP_ALGS_ENTRY(SHA256, AES_192_CBC_SHA256) \ +} + +struct preheader_t { + union { + uint32_t word; + struct { + unsigned int rsls:1; + unsigned int rsvd1_15:15; + unsigned int rsvd16_24:9; + unsigned int idlen:7; + } field; + } __packed hi; + + union { + uint32_t word; + struct { + unsigned int rsvd32_33:2; + unsigned int fsgt:1; + unsigned int lng:1; + unsigned int offset:2; + unsigned int abs:1; + unsigned int add_buf:1; + uint8_t pool_id; + uint16_t pool_buffer_size; + } field; + } __packed lo; +} __packed; + +struct init_descriptor_header_t { + union { + uint32_t word; + struct { + unsigned int ctype:5; + unsigned int rsvd5_6:2; + unsigned int dnr:1; + unsigned int one:1; + unsigned int rsvd9:1; + unsigned int start_idx:6; + unsigned int zro:1; + unsigned int rsvd17_18:2; + unsigned int sc:1; + unsigned int propogate_dnr:1; + unsigned int rsvd21:1; + unsigned int share:2; + unsigned int rsvd24_25:2; + unsigned int desc_len:6; + } field; + } __packed command; +} __packed; + +struct dtls_encap_descriptor_t { + struct preheader_t prehdr; + struct init_descriptor_header_t deschdr; + struct dtls_block_encap_pdb pdb; + /* DCL library will fill following info */ + uint32_t data_move_cmd[3]; /* For Storing Data Move Cmd */ + uint32_t jump_cmd; /* For Storing Jump Command */ + uint32_t auth_key[13]; /* Max Space for storing auth Key */ + uint32_t enc_key[7]; /* Max Space for storing enc Key */ + uint32_t operation_cmd; /* For operation Command */ +} __packed; + +struct dtls_decap_descriptor_t { + struct preheader_t prehdr; + struct init_descriptor_header_t deschdr; + struct dtls_block_decap_pdb pdb; + /* DCL library will fill following info */ + uint32_t data_move_cmd[3]; /* For Storing Data Move Cmd */ + uint32_t jump_cmd; /* For Storing Jump Command */ + uint32_t auth_key[13]; /* Max Space for storing auth Key */ + uint32_t dec_key[7]; /* Max Space for storing dec Key */ + uint32_t operation_cmd; /* For operation Command */ +} __packed; + +#define SEC_DEF_VER 40 /* like in P4080 */ +#define SEC_VER_5_3 53 + +int get_sec_info(struct dpaa_capwap_sec_info *secinfo); + +int generate_split_key(struct auth_params *auth_param, + struct dpaa_capwap_sec_info *secinfo); + +void cnstr_shdsc_dtls_decap(uint32_t *desc, + uint16_t *bufsize, + struct cipher_params *cipherdata, + struct auth_params *authdata, + uint32_t data_move_size); + +void cnstr_shdsc_dtls_encap(uint32_t *desc, + uint16_t *bufsize, + struct cipher_params *cipherdata, + struct auth_params *authdata, + uint32_t data_move_size); + +#endif /* __DPAA_CAPWAP_DESC_H__ */ |