1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(C) 2021 Marvell.
9 #define ROC_SE_MAJOR_OP_FC 0x33
10 #define ROC_SE_FC_MINOR_OP_ENCRYPT 0x0
11 #define ROC_SE_FC_MINOR_OP_DECRYPT 0x1
12 #define ROC_SE_FC_MINOR_OP_HMAC_FIRST 0x10
14 #define ROC_SE_MAJOR_OP_HASH 0x34
15 #define ROC_SE_MAJOR_OP_HMAC 0x35
16 #define ROC_SE_MAJOR_OP_PDCP 0x37
17 #define ROC_SE_MAJOR_OP_KASUMI 0x38
19 #define ROC_SE_MAJOR_OP_MISC 0x01
20 #define ROC_SE_MISC_MINOR_OP_PASSTHROUGH 0x03
21 #define ROC_SE_MISC_MINOR_OP_DUMMY 0x04
22 #define ROC_SE_MISC_MINOR_OP_HW_SUPPORT 0x08
24 #define ROC_SE_MAX_AAD_SIZE 64
25 #define ROC_SE_MAX_MAC_LEN 64
27 #define ROC_SE_OFF_CTRL_LEN 8
28 #define ROC_SE_DMA_MODE (1 << 7)
30 #define ROC_SE_MAX_SG_IN_OUT_CNT 32
31 #define ROC_SE_MAX_SG_CNT (ROC_SE_MAX_SG_IN_OUT_CNT / 2)
33 #define ROC_SE_SG_LIST_HDR_SIZE (8u)
34 #define ROC_SE_SG_ENTRY_SIZE sizeof(struct roc_se_sglist_comp)
36 #define ROC_SE_ZS_EA 0x1
37 #define ROC_SE_ZS_IA 0x2
38 #define ROC_SE_K_F8 0x4
39 #define ROC_SE_K_F9 0x8
41 #define ROC_SE_FC_GEN 0x1
42 #define ROC_SE_PDCP 0x2
43 #define ROC_SE_KASUMI 0x3
44 #define ROC_SE_HASH_HMAC 0x4
46 #define ROC_SE_OP_CIPHER_ENCRYPT 0x1
47 #define ROC_SE_OP_CIPHER_DECRYPT 0x2
48 #define ROC_SE_OP_CIPHER_MASK \
49 (ROC_SE_OP_CIPHER_ENCRYPT | ROC_SE_OP_CIPHER_DECRYPT)
51 #define ROC_SE_OP_AUTH_VERIFY 0x4
52 #define ROC_SE_OP_AUTH_GENERATE 0x8
53 #define ROC_SE_OP_AUTH_MASK \
54 (ROC_SE_OP_AUTH_VERIFY | ROC_SE_OP_AUTH_GENERATE)
56 #define ROC_SE_OP_ENCODE (ROC_SE_OP_CIPHER_ENCRYPT | ROC_SE_OP_AUTH_GENERATE)
57 #define ROC_SE_OP_DECODE (ROC_SE_OP_CIPHER_DECRYPT | ROC_SE_OP_AUTH_VERIFY)
59 #define ROC_SE_ALWAYS_USE_SEPARATE_BUF
62 * Parameters for Flexi Crypto
65 #define ROC_SE_VALID_AAD_BUF 0x01
66 #define ROC_SE_VALID_MAC_BUF 0x02
67 #define ROC_SE_VALID_IV_BUF 0x04
68 #define ROC_SE_SINGLE_BUF_INPLACE 0x08
69 #define ROC_SE_SINGLE_BUF_HEADROOM 0x10
71 #define ROC_SE_ENCR_IV_OFFSET(__d_offs) (((__d_offs) >> 32) & 0xffff)
72 #define ROC_SE_ENCR_OFFSET(__d_offs) (((__d_offs) >> 16) & 0xffff)
73 #define ROC_SE_AUTH_OFFSET(__d_offs) ((__d_offs) & 0xffff)
74 #define ROC_SE_ENCR_DLEN(__d_lens) ((__d_lens) >> 32)
75 #define ROC_SE_AUTH_DLEN(__d_lens) ((__d_lens) & 0xffffffff)
77 typedef enum { ROC_SE_FROM_CTX = 0, ROC_SE_FROM_DPTR = 1 } roc_se_input_type;
82 ROC_SE_SHA2_SHA224 = 3,
83 ROC_SE_SHA2_SHA256 = 4,
84 ROC_SE_SHA2_SHA384 = 5,
85 ROC_SE_SHA2_SHA512 = 6,
88 ROC_SE_SHA3_SHA224 = 10,
89 ROC_SE_SHA3_SHA256 = 11,
90 ROC_SE_SHA3_SHA384 = 12,
91 ROC_SE_SHA3_SHA512 = 13,
92 ROC_SE_SHA3_SHAKE256 = 14,
93 ROC_SE_SHA3_SHAKE512 = 15,
95 /* These are only for software use */
96 ROC_SE_ZUC_EIA3 = 0x90,
97 ROC_SE_SNOW3G_UIA2 = 0x91,
98 ROC_SE_AES_CMAC_EIA2 = 0x92,
99 ROC_SE_KASUMI_F9_CBC = 0x93,
100 ROC_SE_KASUMI_F9_ECB = 0x94,
104 /* To support passthrough */
105 ROC_SE_PASSTHROUGH = 0x0,
107 * These are defined by MC for Flexi crypto
108 * for field of 4 bits
110 ROC_SE_DES3_CBC = 0x1,
111 ROC_SE_DES3_ECB = 0x2,
112 ROC_SE_AES_CBC = 0x3,
113 ROC_SE_AES_ECB = 0x4,
114 ROC_SE_AES_CFB = 0x5,
115 ROC_SE_AES_CTR = 0x6,
116 ROC_SE_AES_GCM = 0x7,
117 ROC_SE_AES_XTS = 0x8,
118 ROC_SE_CHACHA20 = 0x9,
120 /* These are only for software use */
121 ROC_SE_ZUC_EEA3 = 0x90,
122 ROC_SE_SNOW3G_UEA2 = 0x91,
123 ROC_SE_AES_CTR_EEA2 = 0x92,
124 ROC_SE_KASUMI_F8_CBC = 0x93,
125 ROC_SE_KASUMI_F8_ECB = 0x94,
126 } roc_se_cipher_type;
129 /* Microcode errors */
130 ROC_SE_NO_ERR = 0x00,
131 ROC_SE_ERR_OPCODE_UNSUPPORTED = 0x01,
134 ROC_SE_ERR_SCATTER_GATHER_WRITE_LENGTH = 0x02,
135 ROC_SE_ERR_SCATTER_GATHER_LIST = 0x03,
136 ROC_SE_ERR_SCATTER_GATHER_NOT_SUPPORTED = 0x04,
139 ROC_SE_ERR_GC_LENGTH_INVALID = 0x41,
140 ROC_SE_ERR_GC_RANDOM_LEN_INVALID = 0x42,
141 ROC_SE_ERR_GC_DATA_LEN_INVALID = 0x43,
142 ROC_SE_ERR_GC_DRBG_TYPE_INVALID = 0x44,
143 ROC_SE_ERR_GC_CTX_LEN_INVALID = 0x45,
144 ROC_SE_ERR_GC_CIPHER_UNSUPPORTED = 0x46,
145 ROC_SE_ERR_GC_AUTH_UNSUPPORTED = 0x47,
146 ROC_SE_ERR_GC_OFFSET_INVALID = 0x48,
147 ROC_SE_ERR_GC_HASH_MODE_UNSUPPORTED = 0x49,
148 ROC_SE_ERR_GC_DRBG_ENTROPY_LEN_INVALID = 0x4a,
149 ROC_SE_ERR_GC_DRBG_ADDNL_LEN_INVALID = 0x4b,
150 ROC_SE_ERR_GC_ICV_MISCOMPARE = 0x4c,
151 ROC_SE_ERR_GC_DATA_UNALIGNED = 0x4d,
154 ROC_SE_ERR_REQ_PENDING = 0xfe,
155 ROC_SE_ERR_REQ_TIMEOUT = 0xff,
160 ROC_SE_AES_128_BIT = 0x1,
161 ROC_SE_AES_192_BIT = 0x2,
162 ROC_SE_AES_256_BIT = 0x3
166 ROC_SE_PDCP_MAC_LEN_32_BIT = 0x1,
167 ROC_SE_PDCP_MAC_LEN_64_BIT = 0x2,
168 ROC_SE_PDCP_MAC_LEN_128_BIT = 0x3
169 } roc_se_pdcp_mac_len_type;
171 struct roc_se_sglist_comp {
181 struct roc_se_enc_context {
182 uint64_t iv_source : 1;
183 uint64_t aes_key : 2;
184 uint64_t rsvd_60 : 1;
185 uint64_t enc_cipher : 4;
186 uint64_t auth_input_type : 1;
187 uint64_t rsvd_52_54 : 3;
188 uint64_t hash_type : 4;
189 uint64_t mac_len : 8;
190 uint64_t rsvd_39_0 : 40;
191 uint8_t encr_key[32];
195 struct roc_se_hmac_context {
200 struct roc_se_context {
201 struct roc_se_enc_context enc;
202 struct roc_se_hmac_context hmac;
205 struct roc_se_otk_zuc_ctx {
209 uint64_t rsvd_56 : 57;
210 uint64_t mac_len : 2;
211 uint64_t key_len : 2;
212 uint64_t lfsr_state : 1;
213 uint64_t alg_type : 2;
217 uint8_t encr_auth_iv[24];
218 uint8_t zuc_const[32];
221 struct roc_se_onk_zuc_ctx {
222 uint8_t encr_auth_iv[16];
224 uint8_t zuc_const[32];
227 struct roc_se_zuc_snow3g_ctx {
229 struct roc_se_onk_zuc_ctx onk_ctx;
230 struct roc_se_otk_zuc_ctx otk_ctx;
234 struct roc_se_kasumi_ctx {
240 struct roc_se_buf_ptr {
247 struct roc_se_iov_ptr {
249 struct roc_se_buf_ptr bufs[0];
252 struct roc_se_fc_params {
255 struct roc_se_buf_ptr bufs[1];
257 struct roc_se_iov_ptr *src_iov;
258 struct roc_se_iov_ptr *dst_iov;
263 struct roc_se_buf_ptr meta_buf;
264 struct roc_se_buf_ptr ctx_buf;
268 uint8_t cipher_iv_len;
272 struct roc_se_buf_ptr aad_buf __plt_cache_aligned;
273 struct roc_se_buf_ptr mac_buf;
276 PLT_STATIC_ASSERT((offsetof(struct roc_se_fc_params, aad_buf) % 128) == 0);
278 #define ROC_SE_PDCP_ALG_TYPE_ZUC 0
279 #define ROC_SE_PDCP_ALG_TYPE_SNOW3G 1
280 #define ROC_SE_PDCP_ALG_TYPE_AES_CTR 2
283 /* Below fields are accessed by sw */
284 uint64_t enc_cipher : 8;
285 uint64_t hash_type : 8;
286 uint64_t mac_len : 8;
287 uint64_t auth_key_len : 8;
288 uint64_t fc_type : 4;
290 uint64_t zsk_flags : 3;
292 uint64_t pdcp_alg_type : 2;
294 union cpt_inst_w4 template_w4;
295 /* Below fields are accessed by hardware */
297 struct roc_se_context fctx;
298 struct roc_se_zuc_snow3g_ctx zs_ctx;
299 struct roc_se_kasumi_ctx k_ctx;
304 int __roc_api roc_se_auth_key_set(struct roc_se_ctx *se_ctx,
305 roc_se_auth_type type, const uint8_t *key,
306 uint16_t key_len, uint16_t mac_len);
308 int __roc_api roc_se_ciph_key_set(struct roc_se_ctx *se_ctx,
309 roc_se_cipher_type type, const uint8_t *key,
310 uint16_t key_len, uint8_t *salt);
312 void __roc_api roc_se_ctx_swap(struct roc_se_ctx *se_ctx);
313 #endif /* __ROC_SE_H__ */