1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2018 Cavium, Inc
5 #ifndef _CPT_MCODE_DEFINES_H_
6 #define _CPT_MCODE_DEFINES_H_
8 #include <rte_byteorder.h>
9 #include <rte_crypto_asym.h>
10 #include <rte_memory.h>
13 * This file defines macros and structures according to microcode spec
17 #define CPT_MAJOR_OP_FC 0x33
18 #define CPT_MAJOR_OP_HASH 0x34
19 #define CPT_MAJOR_OP_HMAC 0x35
20 #define CPT_MAJOR_OP_ZUC_SNOW3G 0x37
21 #define CPT_MAJOR_OP_KASUMI 0x38
22 #define CPT_MAJOR_OP_MISC 0x01
24 #define CPT_BYTE_16 16
25 #define CPT_BYTE_24 24
26 #define CPT_BYTE_32 32
27 #define CPT_MAX_SG_IN_OUT_CNT 32
28 #define CPT_MAX_SG_CNT (CPT_MAX_SG_IN_OUT_CNT/2)
30 #define COMPLETION_CODE_SIZE 8
31 #define COMPLETION_CODE_INIT 0
33 #define SG_LIST_HDR_SIZE (8u)
34 #define SG_ENTRY_SIZE sizeof(sg_comp_t)
36 #define CPT_DMA_MODE (1 << 7)
38 #define CPT_FROM_CTX 0
39 #define CPT_FROM_DPTR 1
42 #define ZUC_SNOW3G 0x2
51 #define CPT_OP_CIPHER_ENCRYPT 0x1
52 #define CPT_OP_CIPHER_DECRYPT 0x2
53 #define CPT_OP_CIPHER_MASK 0x3
55 #define CPT_OP_AUTH_VERIFY 0x4
56 #define CPT_OP_AUTH_GENERATE 0x8
57 #define CPT_OP_AUTH_MASK 0xC
59 #define CPT_OP_ENCODE (CPT_OP_CIPHER_ENCRYPT | CPT_OP_AUTH_GENERATE)
60 #define CPT_OP_DECODE (CPT_OP_CIPHER_DECRYPT | CPT_OP_AUTH_VERIFY)
62 /* #define CPT_ALWAYS_USE_SG_MODE */
63 #define CPT_ALWAYS_USE_SEPARATE_BUF
66 * Parameters for Flexi Crypto
69 #define VALID_AAD_BUF 0x01
70 #define VALID_MAC_BUF 0x02
71 #define VALID_IV_BUF 0x04
72 #define SINGLE_BUF_INPLACE 0x08
73 #define SINGLE_BUF_HEADTAILROOM 0x10
75 #define ENCR_IV_OFFSET(__d_offs) ((__d_offs >> 32) & 0xffff)
76 #define ENCR_OFFSET(__d_offs) ((__d_offs >> 16) & 0xffff)
77 #define AUTH_OFFSET(__d_offs) (__d_offs & 0xffff)
78 #define ENCR_DLEN(__d_lens) (__d_lens >> 32)
79 #define AUTH_DLEN(__d_lens) (__d_lens & 0xffffffff)
81 /* FC offset_control at start of DPTR in bytes */
82 #define OFF_CTRL_LEN 8 /**< bytes */
100 /* These are only for software use */
103 KASUMI_F9_CBC = 0x92,
104 KASUMI_F9_ECB = 0x93,
108 /* To support passthrough */
111 * These are defined by MC for Flexi crypto
112 * for field of 4 bits
123 /* These are only for software use */
126 KASUMI_F8_CBC = 0x92,
127 KASUMI_F8_ECB = 0x93,
137 /* Microcode errors */
139 ERR_OPCODE_UNSUPPORTED = 0x01,
142 ERR_SCATTER_GATHER_WRITE_LENGTH = 0x02,
143 ERR_SCATTER_GATHER_LIST = 0x03,
144 ERR_SCATTER_GATHER_NOT_SUPPORTED = 0x04,
147 ERR_GC_LENGTH_INVALID = 0x41,
148 ERR_GC_RANDOM_LEN_INVALID = 0x42,
149 ERR_GC_DATA_LEN_INVALID = 0x43,
150 ERR_GC_DRBG_TYPE_INVALID = 0x44,
151 ERR_GC_CTX_LEN_INVALID = 0x45,
152 ERR_GC_CIPHER_UNSUPPORTED = 0x46,
153 ERR_GC_AUTH_UNSUPPORTED = 0x47,
154 ERR_GC_OFFSET_INVALID = 0x48,
155 ERR_GC_HASH_MODE_UNSUPPORTED = 0x49,
156 ERR_GC_DRBG_ENTROPY_LEN_INVALID = 0x4a,
157 ERR_GC_DRBG_ADDNL_LEN_INVALID = 0x4b,
158 ERR_GC_ICV_MISCOMPARE = 0x4c,
159 ERR_GC_DATA_UNALIGNED = 0x4d,
162 ERR_BAD_ALT_CCODE = 0xfd,
163 ERR_REQ_PENDING = 0xfe,
164 ERR_REQ_TIMEOUT = 0xff,
166 ERR_BAD_INPUT_LENGTH = (0x40000000 | 384), /* 0x40000180 */
169 ERR_BAD_CONTEXT_HANDLE,
170 ERR_BAD_SCALAR_LENGTH,
171 ERR_BAD_DIGEST_LENGTH,
173 ERR_BAD_RECORD_PADDING,
174 ERR_NB_REQUEST_PENDING,
180 * Enumeration cpt_comp_e
182 * CPT Completion Enumeration
183 * Enumerates the values of CPT_RES_S[COMPCODE].
186 CPT_8X_COMP_E_NOTDONE = (0x00),
187 CPT_8X_COMP_E_GOOD = (0x01),
188 CPT_8X_COMP_E_FAULT = (0x02),
189 CPT_8X_COMP_E_SWERR = (0x03),
190 CPT_8X_COMP_E_HWERR = (0x04),
191 CPT_8X_COMP_E_LAST_ENTRY = (0xFF)
194 typedef struct sglist_comp {
204 struct cpt_sess_misc {
207 /** ZUC, SNOW3G & KASUMI flags */
209 /** Flag for AES GCM */
211 /** Flag for AES CTR */
213 /** Flag for NULL cipher/auth */
219 /** MAC len in bytes */
221 /** IV length in bytes */
223 /** Auth IV length in bytes */
224 uint8_t auth_iv_length;
225 /** Reserved field */
227 /** IV offset in bytes */
229 /** Auth IV offset in bytes */
230 uint16_t auth_iv_offset;
233 /** Context DMA address */
234 phys_addr_t ctx_dma_addr;
240 #if RTE_BYTE_ORDER == RTE_BIG_ENDIAN
241 uint64_t enc_cipher : 4;
242 uint64_t reserved1 : 1;
243 uint64_t aes_key : 2;
244 uint64_t iv_source : 1;
245 uint64_t hash_type : 4;
246 uint64_t reserved2 : 3;
247 uint64_t auth_input_type : 1;
248 uint64_t mac_len : 8;
249 uint64_t reserved3 : 8;
250 uint64_t encr_offset : 16;
251 uint64_t iv_offset : 8;
252 uint64_t auth_offset : 8;
254 uint64_t auth_offset : 8;
255 uint64_t iv_offset : 8;
256 uint64_t encr_offset : 16;
257 uint64_t reserved3 : 8;
258 uint64_t mac_len : 8;
259 uint64_t auth_input_type : 1;
260 uint64_t reserved2 : 3;
261 uint64_t hash_type : 4;
262 uint64_t iv_source : 1;
263 uint64_t aes_key : 2;
264 uint64_t reserved1 : 1;
265 uint64_t enc_cipher : 4;
271 encr_ctrl_t enc_ctrl;
272 uint8_t encr_key[32];
279 } mc_fc_hmac_context_t;
282 mc_enc_context_t enc;
283 mc_fc_hmac_context_t hmac;
287 uint8_t encr_auth_iv[16];
289 uint8_t zuc_const[32];
290 } mc_zuc_snow3g_ctx_t;
298 /* Below fields are accessed by sw */
299 uint64_t enc_cipher :8;
300 uint64_t hash_type :8;
302 uint64_t auth_key_len :8;
305 uint64_t zsk_flags :3;
309 /* Below fields are accessed by hardware */
311 mc_fc_context_t fctx;
312 mc_zuc_snow3g_ctx_t zs_ctx;
313 mc_kasumi_ctx_t k_ctx;
315 uint8_t auth_key[64];
318 struct cpt_asym_sess_misc {
319 enum rte_crypto_asym_xform_type xfrm_type;
321 struct rte_crypto_rsa_xform rsa_ctx;
322 struct rte_crypto_modex_xform mod_ctx;
327 typedef struct buf_ptr {
329 phys_addr_t dma_addr;
340 typedef union opcode_info {
348 typedef struct fc_params {
370 * Parameters for digest
372 * Only src_iov, op, ctx_buf, mac_buf, prep_req
373 * meta_buf, auth_data_len are used for digest gen.
375 typedef struct fc_params digest_params_t;
377 /* Cipher Algorithms */
378 typedef mc_cipher_type_t cipher_type_t;
380 /* Auth Algorithms */
381 typedef mc_hash_type_t auth_type_t;
385 #define CPT_P_ENC_CTRL(fctx) fctx->enc.enc_ctrl.e
387 #define SRC_IOV_SIZE \
388 (sizeof(iov_ptr_t) + (sizeof(buf_ptr_t) * CPT_MAX_SG_CNT))
389 #define DST_IOV_SIZE \
390 (sizeof(iov_ptr_t) + (sizeof(buf_ptr_t) * CPT_MAX_SG_CNT))
392 #define SESS_PRIV(__sess) \
393 (void *)((uint8_t *)__sess + sizeof(struct cpt_sess_misc))
396 * Get the session size
401 static __rte_always_inline unsigned int
402 cpt_get_session_size(void)
404 unsigned int ctx_len = sizeof(struct cpt_ctx);
405 return (sizeof(struct cpt_sess_misc) + RTE_ALIGN_CEIL(ctx_len, 8));
407 #endif /* _CPT_MCODE_DEFINES_H_ */