Sieu Mun Tang | 9f22cbf | 2022-03-02 11:04:09 +0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2020-2022, Intel Corporation. All rights reserved. |
| 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | */ |
| 6 | |
| 7 | #include <arch_helpers.h> |
| 8 | #include <lib/mmio.h> |
| 9 | |
| 10 | #include "socfpga_fcs.h" |
| 11 | #include "socfpga_mailbox.h" |
| 12 | #include "socfpga_sip_svc.h" |
| 13 | |
Sieu Mun Tang | d907cc3 | 2022-05-10 17:24:05 +0800 | [diff] [blame] | 14 | /* FCS static variables */ |
Sieu Mun Tang | b0c1d11 | 2022-05-10 17:30:00 +0800 | [diff] [blame] | 15 | static fcs_crypto_service_aes_data fcs_aes_init_payload; |
Sieu Mun Tang | d907cc3 | 2022-05-10 17:24:05 +0800 | [diff] [blame] | 16 | static fcs_crypto_service_data fcs_sha_get_digest_param; |
Sieu Mun Tang | 583149a | 2022-05-10 17:27:12 +0800 | [diff] [blame] | 17 | static fcs_crypto_service_data fcs_sha_mac_verify_param; |
Sieu Mun Tang | e2f3ede | 2022-05-10 17:36:32 +0800 | [diff] [blame] | 18 | static fcs_crypto_service_data fcs_ecdsa_get_pubkey_param; |
Sieu Mun Tang | 153ecfb | 2022-05-10 17:39:26 +0800 | [diff] [blame^] | 19 | static fcs_crypto_service_data fcs_sha2_data_sign_param; |
Sieu Mun Tang | d907cc3 | 2022-05-10 17:24:05 +0800 | [diff] [blame] | 20 | |
Sieu Mun Tang | 128d2a7 | 2022-05-11 09:49:25 +0800 | [diff] [blame] | 21 | bool is_size_4_bytes_aligned(uint32_t size) |
Sieu Mun Tang | db79fa5 | 2022-03-20 00:49:57 +0800 | [diff] [blame] | 22 | { |
| 23 | if ((size % MBOX_WORD_BYTE) != 0U) { |
| 24 | return false; |
| 25 | } else { |
| 26 | return true; |
| 27 | } |
Sieu Mun Tang | d907cc3 | 2022-05-10 17:24:05 +0800 | [diff] [blame] | 28 | } |
| 29 | |
| 30 | static bool is_8_bytes_aligned(uint32_t data) |
| 31 | { |
| 32 | if ((data % (MBOX_WORD_BYTE * 2U)) != 0U) { |
| 33 | return false; |
| 34 | } else { |
| 35 | return true; |
| 36 | } |
| 37 | } |
| 38 | |
Sieu Mun Tang | b0c1d11 | 2022-05-10 17:30:00 +0800 | [diff] [blame] | 39 | static bool is_32_bytes_aligned(uint32_t data) |
| 40 | { |
| 41 | if ((data % (8U * MBOX_WORD_BYTE)) != 0U) { |
| 42 | return false; |
| 43 | } else { |
| 44 | return true; |
| 45 | } |
| 46 | } |
| 47 | |
Sieu Mun Tang | d907cc3 | 2022-05-10 17:24:05 +0800 | [diff] [blame] | 48 | static int intel_fcs_crypto_service_init(uint32_t session_id, |
| 49 | uint32_t context_id, uint32_t key_id, |
| 50 | uint32_t param_size, uint64_t param_data, |
| 51 | fcs_crypto_service_data *data_addr, |
| 52 | uint32_t *mbox_error) |
| 53 | { |
| 54 | if (mbox_error == NULL) { |
| 55 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 56 | } |
| 57 | |
| 58 | if (param_size != 4) { |
| 59 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 60 | } |
| 61 | |
| 62 | memset(data_addr, 0, sizeof(fcs_crypto_service_data)); |
| 63 | |
| 64 | data_addr->session_id = session_id; |
| 65 | data_addr->context_id = context_id; |
| 66 | data_addr->key_id = key_id; |
| 67 | data_addr->crypto_param_size = param_size; |
| 68 | data_addr->crypto_param = param_data; |
| 69 | |
| 70 | *mbox_error = 0; |
| 71 | |
| 72 | return INTEL_SIP_SMC_STATUS_OK; |
Sieu Mun Tang | db79fa5 | 2022-03-20 00:49:57 +0800 | [diff] [blame] | 73 | } |
| 74 | |
Sieu Mun Tang | 9f22cbf | 2022-03-02 11:04:09 +0800 | [diff] [blame] | 75 | uint32_t intel_fcs_random_number_gen(uint64_t addr, uint64_t *ret_size, |
| 76 | uint32_t *mbox_error) |
| 77 | { |
| 78 | int status; |
| 79 | unsigned int i; |
| 80 | unsigned int resp_len = FCS_RANDOM_WORD_SIZE; |
| 81 | uint32_t random_data[FCS_RANDOM_WORD_SIZE] = {0U}; |
| 82 | |
| 83 | if (!is_address_in_ddr_range(addr, FCS_RANDOM_BYTE_SIZE)) { |
| 84 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 85 | } |
| 86 | |
| 87 | status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_FCS_RANDOM_GEN, NULL, 0U, |
| 88 | CMD_CASUAL, random_data, &resp_len); |
| 89 | |
| 90 | if (status < 0) { |
| 91 | *mbox_error = -status; |
| 92 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 93 | } |
| 94 | |
| 95 | if (resp_len != FCS_RANDOM_WORD_SIZE) { |
| 96 | *mbox_error = GENERIC_RESPONSE_ERROR; |
| 97 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 98 | } |
| 99 | |
| 100 | *ret_size = FCS_RANDOM_BYTE_SIZE; |
| 101 | |
| 102 | for (i = 0U; i < FCS_RANDOM_WORD_SIZE; i++) { |
| 103 | mmio_write_32(addr, random_data[i]); |
| 104 | addr += MBOX_WORD_BYTE; |
| 105 | } |
| 106 | |
| 107 | flush_dcache_range(addr - *ret_size, *ret_size); |
| 108 | |
| 109 | return INTEL_SIP_SMC_STATUS_OK; |
| 110 | } |
| 111 | |
Sieu Mun Tang | e7a037f | 2022-05-10 17:18:19 +0800 | [diff] [blame] | 112 | int intel_fcs_random_number_gen_ext(uint32_t session_id, uint32_t context_id, |
| 113 | uint32_t size, uint32_t *send_id) |
| 114 | { |
| 115 | int status; |
| 116 | uint32_t payload_size; |
| 117 | uint32_t crypto_header; |
| 118 | |
| 119 | if (size > (FCS_RANDOM_EXT_MAX_WORD_SIZE * |
| 120 | MBOX_WORD_BYTE) || size == 0U) { |
| 121 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 122 | } |
| 123 | |
| 124 | if (!is_size_4_bytes_aligned(size)) { |
| 125 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 126 | } |
| 127 | |
| 128 | crypto_header = (FCS_CS_FIELD_FLAG_INIT | FCS_CS_FIELD_FLAG_FINALIZE) << |
| 129 | FCS_CS_FIELD_FLAG_OFFSET; |
| 130 | |
| 131 | fcs_rng_payload payload = { |
| 132 | session_id, |
| 133 | context_id, |
| 134 | crypto_header, |
| 135 | size |
| 136 | }; |
| 137 | |
| 138 | payload_size = sizeof(payload) / MBOX_WORD_BYTE; |
| 139 | |
| 140 | status = mailbox_send_cmd_async(send_id, MBOX_FCS_RANDOM_GEN, |
| 141 | (uint32_t *) &payload, payload_size, |
| 142 | CMD_INDIRECT); |
| 143 | |
| 144 | if (status < 0) { |
| 145 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 146 | } |
| 147 | |
| 148 | return INTEL_SIP_SMC_STATUS_OK; |
| 149 | } |
| 150 | |
Sieu Mun Tang | 9f22cbf | 2022-03-02 11:04:09 +0800 | [diff] [blame] | 151 | uint32_t intel_fcs_send_cert(uint64_t addr, uint64_t size, |
| 152 | uint32_t *send_id) |
| 153 | { |
| 154 | int status; |
| 155 | |
| 156 | if (!is_address_in_ddr_range(addr, size)) { |
| 157 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 158 | } |
| 159 | |
Sieu Mun Tang | db79fa5 | 2022-03-20 00:49:57 +0800 | [diff] [blame] | 160 | if (!is_size_4_bytes_aligned(size)) { |
| 161 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 162 | } |
| 163 | |
Sieu Mun Tang | 9f22cbf | 2022-03-02 11:04:09 +0800 | [diff] [blame] | 164 | status = mailbox_send_cmd_async(send_id, MBOX_CMD_VAB_SRC_CERT, |
| 165 | (uint32_t *)addr, size / MBOX_WORD_BYTE, |
| 166 | CMD_DIRECT); |
| 167 | |
Boon Khai Ng | cac786d | 2021-05-26 01:50:34 +0800 | [diff] [blame] | 168 | flush_dcache_range(addr, size); |
| 169 | |
Sieu Mun Tang | 9f22cbf | 2022-03-02 11:04:09 +0800 | [diff] [blame] | 170 | if (status < 0) { |
| 171 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 172 | } |
| 173 | |
| 174 | return INTEL_SIP_SMC_STATUS_OK; |
| 175 | } |
| 176 | |
| 177 | uint32_t intel_fcs_get_provision_data(uint32_t *send_id) |
| 178 | { |
| 179 | int status; |
| 180 | |
| 181 | status = mailbox_send_cmd_async(send_id, MBOX_FCS_GET_PROVISION, |
| 182 | NULL, 0U, CMD_DIRECT); |
| 183 | |
| 184 | if (status < 0) { |
| 185 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 186 | } |
| 187 | |
| 188 | return INTEL_SIP_SMC_STATUS_OK; |
| 189 | } |
| 190 | |
Sieu Mun Tang | a068fdf | 2022-05-11 10:01:54 +0800 | [diff] [blame] | 191 | uint32_t intel_fcs_cntr_set_preauth(uint8_t counter_type, int32_t counter_value, |
| 192 | uint32_t test_bit, uint32_t *mbox_error) |
| 193 | { |
| 194 | int status; |
| 195 | uint32_t first_word; |
| 196 | uint32_t payload_size; |
| 197 | |
| 198 | if ((test_bit != MBOX_TEST_BIT) && |
| 199 | (test_bit != 0)) { |
| 200 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 201 | } |
| 202 | |
| 203 | if ((counter_type < FCS_BIG_CNTR_SEL) || |
| 204 | (counter_type > FCS_SVN_CNTR_3_SEL)) { |
| 205 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 206 | } |
| 207 | |
| 208 | if ((counter_type == FCS_BIG_CNTR_SEL) && |
| 209 | (counter_value > FCS_BIG_CNTR_VAL_MAX)) { |
| 210 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 211 | } |
| 212 | |
| 213 | if ((counter_type >= FCS_SVN_CNTR_0_SEL) && |
| 214 | (counter_type <= FCS_SVN_CNTR_3_SEL) && |
| 215 | (counter_value > FCS_SVN_CNTR_VAL_MAX)) { |
| 216 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 217 | } |
| 218 | |
| 219 | first_word = test_bit | counter_type; |
| 220 | fcs_cntr_set_preauth_payload payload = { |
| 221 | first_word, |
| 222 | counter_value |
| 223 | }; |
| 224 | |
| 225 | payload_size = sizeof(payload) / MBOX_WORD_BYTE; |
| 226 | status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_FCS_CNTR_SET_PREAUTH, |
| 227 | (uint32_t *) &payload, payload_size, |
| 228 | CMD_CASUAL, NULL, NULL); |
| 229 | |
| 230 | if (status < 0) { |
| 231 | *mbox_error = -status; |
| 232 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 233 | } |
| 234 | |
| 235 | return INTEL_SIP_SMC_STATUS_OK; |
| 236 | } |
| 237 | |
Sieu Mun Tang | 128d2a7 | 2022-05-11 09:49:25 +0800 | [diff] [blame] | 238 | uint32_t intel_fcs_encryption(uint32_t src_addr, uint32_t src_size, |
| 239 | uint32_t dst_addr, uint32_t dst_size, uint32_t *send_id) |
Sieu Mun Tang | 9f22cbf | 2022-03-02 11:04:09 +0800 | [diff] [blame] | 240 | { |
| 241 | int status; |
Sieu Mun Tang | 128d2a7 | 2022-05-11 09:49:25 +0800 | [diff] [blame] | 242 | uint32_t load_size; |
Sieu Mun Tang | 9f22cbf | 2022-03-02 11:04:09 +0800 | [diff] [blame] | 243 | |
Sieu Mun Tang | 128d2a7 | 2022-05-11 09:49:25 +0800 | [diff] [blame] | 244 | fcs_encrypt_payload payload = { |
| 245 | FCS_ENCRYPTION_DATA_0, |
Sieu Mun Tang | 9f22cbf | 2022-03-02 11:04:09 +0800 | [diff] [blame] | 246 | src_addr, |
| 247 | src_size, |
| 248 | dst_addr, |
| 249 | dst_size }; |
Sieu Mun Tang | 128d2a7 | 2022-05-11 09:49:25 +0800 | [diff] [blame] | 250 | load_size = sizeof(payload) / MBOX_WORD_BYTE; |
Sieu Mun Tang | 9f22cbf | 2022-03-02 11:04:09 +0800 | [diff] [blame] | 251 | |
Sieu Mun Tang | db79fa5 | 2022-03-20 00:49:57 +0800 | [diff] [blame] | 252 | if (!is_address_in_ddr_range(src_addr, src_size) || |
| 253 | !is_address_in_ddr_range(dst_addr, dst_size)) { |
| 254 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 255 | } |
| 256 | |
Sieu Mun Tang | 128d2a7 | 2022-05-11 09:49:25 +0800 | [diff] [blame] | 257 | if (!is_size_4_bytes_aligned(src_size)) { |
Sieu Mun Tang | db79fa5 | 2022-03-20 00:49:57 +0800 | [diff] [blame] | 258 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 259 | } |
| 260 | |
Sieu Mun Tang | 128d2a7 | 2022-05-11 09:49:25 +0800 | [diff] [blame] | 261 | status = mailbox_send_cmd_async(send_id, MBOX_FCS_ENCRYPT_REQ, |
| 262 | (uint32_t *) &payload, load_size, |
| 263 | CMD_INDIRECT); |
| 264 | inv_dcache_range(dst_addr, dst_size); |
| 265 | |
| 266 | if (status < 0) { |
| 267 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 268 | } |
| 269 | |
| 270 | return INTEL_SIP_SMC_STATUS_OK; |
| 271 | } |
| 272 | |
| 273 | uint32_t intel_fcs_decryption(uint32_t src_addr, uint32_t src_size, |
| 274 | uint32_t dst_addr, uint32_t dst_size, uint32_t *send_id) |
| 275 | { |
| 276 | int status; |
| 277 | uint32_t load_size; |
| 278 | uintptr_t id_offset; |
| 279 | |
| 280 | id_offset = src_addr + FCS_OWNER_ID_OFFSET; |
| 281 | fcs_decrypt_payload payload = { |
| 282 | FCS_DECRYPTION_DATA_0, |
| 283 | {mmio_read_32(id_offset), |
| 284 | mmio_read_32(id_offset + MBOX_WORD_BYTE)}, |
| 285 | src_addr, |
| 286 | src_size, |
| 287 | dst_addr, |
| 288 | dst_size }; |
| 289 | load_size = sizeof(payload) / MBOX_WORD_BYTE; |
| 290 | |
| 291 | if (!is_address_in_ddr_range(src_addr, src_size) || |
| 292 | !is_address_in_ddr_range(dst_addr, dst_size)) { |
| 293 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 294 | } |
| 295 | |
| 296 | if (!is_size_4_bytes_aligned(src_size)) { |
| 297 | return INTEL_SIP_SMC_STATUS_REJECTED; |
Sieu Mun Tang | 9f22cbf | 2022-03-02 11:04:09 +0800 | [diff] [blame] | 298 | } |
| 299 | |
Sieu Mun Tang | 128d2a7 | 2022-05-11 09:49:25 +0800 | [diff] [blame] | 300 | status = mailbox_send_cmd_async(send_id, MBOX_FCS_DECRYPT_REQ, |
| 301 | (uint32_t *) &payload, load_size, |
Sieu Mun Tang | 9f22cbf | 2022-03-02 11:04:09 +0800 | [diff] [blame] | 302 | CMD_INDIRECT); |
| 303 | inv_dcache_range(dst_addr, dst_size); |
| 304 | |
| 305 | if (status < 0) { |
| 306 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 307 | } |
| 308 | |
| 309 | return INTEL_SIP_SMC_STATUS_OK; |
| 310 | } |
Sieu Mun Tang | a34b881 | 2022-03-17 03:11:55 +0800 | [diff] [blame] | 311 | |
| 312 | uint32_t intel_fcs_get_rom_patch_sha384(uint64_t addr, uint64_t *ret_size, |
| 313 | uint32_t *mbox_error) |
| 314 | { |
| 315 | int status; |
| 316 | unsigned int resp_len = FCS_SHA384_WORD_SIZE; |
| 317 | |
| 318 | if (!is_address_in_ddr_range(addr, FCS_SHA384_BYTE_SIZE)) { |
| 319 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 320 | } |
| 321 | |
| 322 | status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_GET_ROM_PATCH_SHA384, NULL, 0U, |
| 323 | CMD_CASUAL, (uint32_t *) addr, &resp_len); |
| 324 | |
| 325 | if (status < 0) { |
| 326 | *mbox_error = -status; |
| 327 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 328 | } |
| 329 | |
| 330 | if (resp_len != FCS_SHA384_WORD_SIZE) { |
| 331 | *mbox_error = GENERIC_RESPONSE_ERROR; |
| 332 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 333 | } |
| 334 | |
| 335 | *ret_size = FCS_SHA384_BYTE_SIZE; |
| 336 | |
| 337 | flush_dcache_range(addr, *ret_size); |
| 338 | |
| 339 | return INTEL_SIP_SMC_STATUS_OK; |
| 340 | } |
Sieu Mun Tang | 2a820b9 | 2022-05-11 09:59:55 +0800 | [diff] [blame] | 341 | |
Sieu Mun Tang | 22322fb | 2022-05-09 16:05:58 +0800 | [diff] [blame] | 342 | int intel_fcs_encryption_ext(uint32_t session_id, uint32_t context_id, |
| 343 | uint32_t src_addr, uint32_t src_size, |
| 344 | uint32_t dst_addr, uint32_t *dst_size, uint32_t *mbox_error) |
| 345 | { |
| 346 | int status; |
| 347 | uint32_t payload_size; |
| 348 | uint32_t resp_len = FCS_CRYPTION_RESP_WORD_SIZE; |
| 349 | uint32_t resp_data[FCS_CRYPTION_RESP_WORD_SIZE] = {0U}; |
| 350 | |
| 351 | if ((dst_size == NULL) || (mbox_error == NULL)) { |
| 352 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 353 | } |
| 354 | |
| 355 | if (!is_address_in_ddr_range(src_addr, src_size) || |
| 356 | !is_address_in_ddr_range(dst_addr, *dst_size)) { |
| 357 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 358 | } |
| 359 | |
| 360 | if (!is_size_4_bytes_aligned(src_size)) { |
| 361 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 362 | } |
| 363 | |
| 364 | fcs_encrypt_ext_payload payload = { |
| 365 | session_id, |
| 366 | context_id, |
| 367 | FCS_CRYPTION_CRYPTO_HEADER, |
| 368 | src_addr, |
| 369 | src_size, |
| 370 | dst_addr, |
| 371 | *dst_size |
| 372 | }; |
| 373 | |
| 374 | payload_size = sizeof(payload) / MBOX_WORD_BYTE; |
| 375 | |
| 376 | status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_FCS_ENCRYPT_REQ, |
| 377 | (uint32_t *) &payload, payload_size, |
| 378 | CMD_CASUAL, resp_data, &resp_len); |
| 379 | |
| 380 | if (status < 0) { |
| 381 | *mbox_error = -status; |
| 382 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 383 | } |
| 384 | |
| 385 | if (resp_len != FCS_CRYPTION_RESP_WORD_SIZE) { |
| 386 | *mbox_error = MBOX_RET_ERROR; |
| 387 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 388 | } |
| 389 | |
| 390 | *dst_size = resp_data[FCS_CRYPTION_RESP_SIZE_OFFSET]; |
| 391 | inv_dcache_range(dst_addr, *dst_size); |
| 392 | |
| 393 | return INTEL_SIP_SMC_STATUS_OK; |
| 394 | } |
| 395 | |
| 396 | int intel_fcs_decryption_ext(uint32_t session_id, uint32_t context_id, |
| 397 | uint32_t src_addr, uint32_t src_size, |
| 398 | uint32_t dst_addr, uint32_t *dst_size, uint32_t *mbox_error) |
| 399 | { |
| 400 | int status; |
| 401 | uintptr_t id_offset; |
| 402 | uint32_t payload_size; |
| 403 | uint32_t resp_len = FCS_CRYPTION_RESP_WORD_SIZE; |
| 404 | uint32_t resp_data[FCS_CRYPTION_RESP_WORD_SIZE] = {0U}; |
| 405 | |
| 406 | if ((dst_size == NULL) || (mbox_error == NULL)) { |
| 407 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 408 | } |
| 409 | |
| 410 | if (!is_address_in_ddr_range(src_addr, src_size) || |
| 411 | !is_address_in_ddr_range(dst_addr, *dst_size)) { |
| 412 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 413 | } |
| 414 | |
| 415 | if (!is_size_4_bytes_aligned(src_size)) { |
| 416 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 417 | } |
| 418 | |
| 419 | id_offset = src_addr + FCS_OWNER_ID_OFFSET; |
| 420 | fcs_decrypt_ext_payload payload = { |
| 421 | session_id, |
| 422 | context_id, |
| 423 | FCS_CRYPTION_CRYPTO_HEADER, |
| 424 | {mmio_read_32(id_offset), |
| 425 | mmio_read_32(id_offset + MBOX_WORD_BYTE)}, |
| 426 | src_addr, |
| 427 | src_size, |
| 428 | dst_addr, |
| 429 | *dst_size |
| 430 | }; |
| 431 | |
| 432 | payload_size = sizeof(payload) / MBOX_WORD_BYTE; |
| 433 | |
| 434 | status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_FCS_DECRYPT_REQ, |
| 435 | (uint32_t *) &payload, payload_size, |
| 436 | CMD_CASUAL, resp_data, &resp_len); |
| 437 | |
| 438 | if (status < 0) { |
| 439 | *mbox_error = -status; |
| 440 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 441 | } |
| 442 | |
| 443 | if (resp_len != FCS_CRYPTION_RESP_WORD_SIZE) { |
| 444 | *mbox_error = MBOX_RET_ERROR; |
| 445 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 446 | } |
| 447 | |
| 448 | *dst_size = resp_data[FCS_CRYPTION_RESP_SIZE_OFFSET]; |
| 449 | inv_dcache_range(dst_addr, *dst_size); |
| 450 | |
| 451 | return INTEL_SIP_SMC_STATUS_OK; |
| 452 | } |
| 453 | |
Sieu Mun Tang | 2a820b9 | 2022-05-11 09:59:55 +0800 | [diff] [blame] | 454 | int intel_fcs_sigma_teardown(uint32_t session_id, uint32_t *mbox_error) |
| 455 | { |
| 456 | int status; |
| 457 | |
| 458 | if ((session_id != PSGSIGMA_SESSION_ID_ONE) && |
| 459 | (session_id != PSGSIGMA_UNKNOWN_SESSION)) { |
| 460 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 461 | } |
| 462 | |
| 463 | psgsigma_teardown_msg message = { |
| 464 | RESERVED_AS_ZERO, |
| 465 | PSGSIGMA_TEARDOWN_MAGIC, |
| 466 | session_id |
| 467 | }; |
| 468 | |
| 469 | status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_PSG_SIGMA_TEARDOWN, |
| 470 | (uint32_t *) &message, sizeof(message) / MBOX_WORD_BYTE, |
| 471 | CMD_CASUAL, NULL, NULL); |
| 472 | |
| 473 | if (status < 0) { |
| 474 | *mbox_error = -status; |
| 475 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 476 | } |
| 477 | |
| 478 | return INTEL_SIP_SMC_STATUS_OK; |
| 479 | } |
| 480 | |
| 481 | int intel_fcs_chip_id(uint32_t *id_low, uint32_t *id_high, uint32_t *mbox_error) |
| 482 | { |
| 483 | int status; |
| 484 | uint32_t load_size; |
| 485 | uint32_t chip_id[2]; |
| 486 | |
| 487 | load_size = sizeof(chip_id) / MBOX_WORD_BYTE; |
| 488 | |
| 489 | status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_CMD_GET_CHIPID, NULL, |
| 490 | 0U, CMD_CASUAL, (uint32_t *) chip_id, &load_size); |
| 491 | |
| 492 | if (status < 0) { |
| 493 | *mbox_error = -status; |
| 494 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 495 | } |
| 496 | |
| 497 | *id_low = chip_id[0]; |
| 498 | *id_high = chip_id[1]; |
| 499 | |
| 500 | return INTEL_SIP_SMC_STATUS_OK; |
| 501 | } |
| 502 | |
| 503 | int intel_fcs_attestation_subkey(uint64_t src_addr, uint32_t src_size, |
| 504 | uint64_t dst_addr, uint32_t *dst_size, uint32_t *mbox_error) |
| 505 | { |
| 506 | int status; |
| 507 | uint32_t send_size = src_size / MBOX_WORD_BYTE; |
| 508 | uint32_t ret_size = *dst_size / MBOX_WORD_BYTE; |
| 509 | |
| 510 | |
| 511 | if (!is_address_in_ddr_range(src_addr, src_size) || |
| 512 | !is_address_in_ddr_range(dst_addr, *dst_size)) { |
| 513 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 514 | } |
| 515 | |
| 516 | status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_ATTESTATION_SUBKEY, |
| 517 | (uint32_t *) src_addr, send_size, CMD_CASUAL, |
| 518 | (uint32_t *) dst_addr, &ret_size); |
| 519 | |
| 520 | if (status < 0) { |
| 521 | *mbox_error = -status; |
| 522 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 523 | } |
| 524 | |
| 525 | *dst_size = ret_size * MBOX_WORD_BYTE; |
| 526 | flush_dcache_range(dst_addr, *dst_size); |
| 527 | |
| 528 | return INTEL_SIP_SMC_STATUS_OK; |
| 529 | } |
| 530 | |
| 531 | int intel_fcs_get_measurement(uint64_t src_addr, uint32_t src_size, |
| 532 | uint64_t dst_addr, uint32_t *dst_size, uint32_t *mbox_error) |
| 533 | { |
| 534 | int status; |
| 535 | uint32_t send_size = src_size / MBOX_WORD_BYTE; |
| 536 | uint32_t ret_size = *dst_size / MBOX_WORD_BYTE; |
| 537 | |
| 538 | if (!is_address_in_ddr_range(src_addr, src_size) || |
| 539 | !is_address_in_ddr_range(dst_addr, *dst_size)) { |
| 540 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 541 | } |
| 542 | |
| 543 | status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_GET_MEASUREMENT, |
| 544 | (uint32_t *) src_addr, send_size, CMD_CASUAL, |
| 545 | (uint32_t *) dst_addr, &ret_size); |
| 546 | |
| 547 | if (status < 0) { |
| 548 | *mbox_error = -status; |
| 549 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 550 | } |
| 551 | |
| 552 | *dst_size = ret_size * MBOX_WORD_BYTE; |
| 553 | flush_dcache_range(dst_addr, *dst_size); |
| 554 | |
| 555 | return INTEL_SIP_SMC_STATUS_OK; |
| 556 | } |
Sieu Mun Tang | 28af165 | 2022-05-09 10:48:53 +0800 | [diff] [blame] | 557 | |
| 558 | int intel_fcs_get_attestation_cert(uint32_t cert_request, uint64_t dst_addr, |
| 559 | uint32_t *dst_size, uint32_t *mbox_error) |
| 560 | { |
| 561 | int status; |
| 562 | uint32_t ret_size = *dst_size / MBOX_WORD_BYTE; |
| 563 | |
| 564 | if (mbox_error == NULL) { |
| 565 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 566 | } |
| 567 | |
| 568 | if (cert_request < FCS_ALIAS_CERT || |
| 569 | cert_request > |
| 570 | (FCS_ALIAS_CERT | |
| 571 | FCS_DEV_ID_SELF_SIGN_CERT | |
| 572 | FCS_DEV_ID_ENROLL_CERT | |
| 573 | FCS_ENROLL_SELF_SIGN_CERT | |
| 574 | FCS_PLAT_KEY_CERT)) { |
| 575 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 576 | } |
| 577 | |
| 578 | if (!is_address_in_ddr_range(dst_addr, *dst_size)) { |
| 579 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 580 | } |
| 581 | |
| 582 | status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_GET_ATTESTATION_CERT, |
| 583 | (uint32_t *) &cert_request, 1U, CMD_CASUAL, |
| 584 | (uint32_t *) dst_addr, &ret_size); |
| 585 | |
| 586 | if (status < 0) { |
| 587 | *mbox_error = -status; |
| 588 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 589 | } |
| 590 | |
| 591 | *dst_size = ret_size * MBOX_WORD_BYTE; |
| 592 | flush_dcache_range(dst_addr, *dst_size); |
| 593 | |
| 594 | return INTEL_SIP_SMC_STATUS_OK; |
| 595 | } |
| 596 | |
| 597 | int intel_fcs_create_cert_on_reload(uint32_t cert_request, |
| 598 | uint32_t *mbox_error) |
| 599 | { |
| 600 | int status; |
| 601 | |
| 602 | if (mbox_error == NULL) { |
| 603 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 604 | } |
| 605 | |
| 606 | if (cert_request < FCS_ALIAS_CERT || |
| 607 | cert_request > |
| 608 | (FCS_ALIAS_CERT | |
| 609 | FCS_DEV_ID_SELF_SIGN_CERT | |
| 610 | FCS_DEV_ID_ENROLL_CERT | |
| 611 | FCS_ENROLL_SELF_SIGN_CERT | |
| 612 | FCS_PLAT_KEY_CERT)) { |
| 613 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 614 | } |
| 615 | |
| 616 | status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_CREATE_CERT_ON_RELOAD, |
| 617 | (uint32_t *) &cert_request, 1U, CMD_CASUAL, |
| 618 | NULL, NULL); |
| 619 | |
| 620 | if (status < 0) { |
| 621 | *mbox_error = -status; |
| 622 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 623 | } |
| 624 | |
| 625 | return INTEL_SIP_SMC_STATUS_OK; |
| 626 | } |
Sieu Mun Tang | 16754e1 | 2022-05-09 12:08:42 +0800 | [diff] [blame] | 627 | |
| 628 | int intel_fcs_open_crypto_service_session(uint32_t *session_id, |
| 629 | uint32_t *mbox_error) |
| 630 | { |
| 631 | int status; |
| 632 | uint32_t resp_len = 1U; |
| 633 | |
| 634 | if ((session_id == NULL) || (mbox_error == NULL)) { |
| 635 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 636 | } |
| 637 | |
| 638 | status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_FCS_OPEN_CS_SESSION, |
| 639 | NULL, 0U, CMD_CASUAL, session_id, &resp_len); |
| 640 | |
| 641 | if (status < 0) { |
| 642 | *mbox_error = -status; |
| 643 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 644 | } |
| 645 | |
| 646 | return INTEL_SIP_SMC_STATUS_OK; |
| 647 | } |
| 648 | |
| 649 | int intel_fcs_close_crypto_service_session(uint32_t session_id, |
| 650 | uint32_t *mbox_error) |
| 651 | { |
| 652 | int status; |
| 653 | |
| 654 | if (mbox_error == NULL) { |
| 655 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 656 | } |
| 657 | |
| 658 | status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_FCS_CLOSE_CS_SESSION, |
| 659 | &session_id, 1U, CMD_CASUAL, NULL, NULL); |
| 660 | |
| 661 | if (status < 0) { |
| 662 | *mbox_error = -status; |
| 663 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 664 | } |
| 665 | |
| 666 | return INTEL_SIP_SMC_STATUS_OK; |
| 667 | } |
Sieu Mun Tang | fb1f6e9 | 2022-05-09 14:16:14 +0800 | [diff] [blame] | 668 | |
| 669 | int intel_fcs_import_crypto_service_key(uint64_t src_addr, uint32_t src_size, |
| 670 | uint32_t *send_id) |
| 671 | { |
| 672 | int status; |
| 673 | |
| 674 | if (src_size > (FCS_CS_KEY_OBJ_MAX_WORD_SIZE * |
| 675 | MBOX_WORD_BYTE)) { |
| 676 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 677 | } |
| 678 | |
| 679 | if (!is_address_in_ddr_range(src_addr, src_size)) { |
| 680 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 681 | } |
| 682 | |
| 683 | status = mailbox_send_cmd_async(send_id, MBOX_FCS_IMPORT_CS_KEY, |
| 684 | (uint32_t *)src_addr, src_size / MBOX_WORD_BYTE, |
| 685 | CMD_INDIRECT); |
| 686 | |
| 687 | if (status < 0) { |
| 688 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 689 | } |
| 690 | |
| 691 | return INTEL_SIP_SMC_STATUS_OK; |
| 692 | } |
| 693 | |
| 694 | int intel_fcs_export_crypto_service_key(uint32_t session_id, uint32_t key_id, |
| 695 | uint64_t dst_addr, uint32_t *dst_size, |
| 696 | uint32_t *mbox_error) |
| 697 | { |
| 698 | int status; |
| 699 | uint32_t i; |
| 700 | uint32_t payload_size; |
| 701 | uint32_t resp_len = FCS_CS_KEY_OBJ_MAX_WORD_SIZE; |
| 702 | uint32_t resp_data[FCS_CS_KEY_OBJ_MAX_WORD_SIZE] = {0U}; |
| 703 | uint32_t op_status = 0U; |
| 704 | |
| 705 | if ((dst_size == NULL) || (mbox_error == NULL)) { |
| 706 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 707 | } |
| 708 | |
| 709 | if (!is_address_in_ddr_range(dst_addr, *dst_size)) { |
| 710 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 711 | } |
| 712 | |
| 713 | fcs_cs_key_payload payload = { |
| 714 | session_id, |
| 715 | RESERVED_AS_ZERO, |
| 716 | RESERVED_AS_ZERO, |
| 717 | key_id |
| 718 | }; |
| 719 | |
| 720 | payload_size = sizeof(payload) / MBOX_WORD_BYTE; |
| 721 | |
| 722 | status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_FCS_EXPORT_CS_KEY, |
| 723 | (uint32_t *) &payload, payload_size, |
| 724 | CMD_CASUAL, resp_data, &resp_len); |
| 725 | |
| 726 | if (resp_len > 0) { |
| 727 | op_status = resp_data[0] & FCS_CS_KEY_RESP_STATUS_MASK; |
| 728 | } |
| 729 | |
| 730 | if (status < 0) { |
| 731 | *mbox_error = (-status) | (op_status << FCS_CS_KEY_RESP_STATUS_OFFSET); |
| 732 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 733 | } |
| 734 | |
| 735 | if (resp_len > 1) { |
| 736 | |
| 737 | /* Export key object is start at second response data */ |
| 738 | *dst_size = (resp_len - 1) * MBOX_WORD_BYTE; |
| 739 | |
| 740 | for (i = 1U; i < resp_len; i++) { |
| 741 | mmio_write_32(dst_addr, resp_data[i]); |
| 742 | dst_addr += MBOX_WORD_BYTE; |
| 743 | } |
| 744 | |
| 745 | flush_dcache_range(dst_addr - *dst_size, *dst_size); |
| 746 | |
| 747 | } else { |
| 748 | |
| 749 | /* Unexpected response, missing key object in response */ |
| 750 | *mbox_error = MBOX_RET_ERROR; |
| 751 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 752 | } |
| 753 | |
| 754 | return INTEL_SIP_SMC_STATUS_OK; |
| 755 | } |
| 756 | |
| 757 | int intel_fcs_remove_crypto_service_key(uint32_t session_id, uint32_t key_id, |
| 758 | uint32_t *mbox_error) |
| 759 | { |
| 760 | int status; |
| 761 | uint32_t payload_size; |
| 762 | uint32_t resp_len = 1U; |
| 763 | uint32_t resp_data = 0U; |
| 764 | uint32_t op_status = 0U; |
| 765 | |
| 766 | if (mbox_error == NULL) { |
| 767 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 768 | } |
| 769 | |
| 770 | fcs_cs_key_payload payload = { |
| 771 | session_id, |
| 772 | RESERVED_AS_ZERO, |
| 773 | RESERVED_AS_ZERO, |
| 774 | key_id |
| 775 | }; |
| 776 | |
| 777 | payload_size = sizeof(payload) / MBOX_WORD_BYTE; |
| 778 | |
| 779 | status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_FCS_REMOVE_CS_KEY, |
| 780 | (uint32_t *) &payload, payload_size, |
| 781 | CMD_CASUAL, &resp_data, &resp_len); |
| 782 | |
| 783 | if (resp_len > 0) { |
| 784 | op_status = resp_data & FCS_CS_KEY_RESP_STATUS_MASK; |
| 785 | } |
| 786 | |
| 787 | if (status < 0) { |
| 788 | *mbox_error = (-status) | (op_status << FCS_CS_KEY_RESP_STATUS_OFFSET); |
| 789 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 790 | } |
| 791 | |
| 792 | return INTEL_SIP_SMC_STATUS_OK; |
| 793 | } |
| 794 | |
| 795 | int intel_fcs_get_crypto_service_key_info(uint32_t session_id, uint32_t key_id, |
| 796 | uint64_t dst_addr, uint32_t *dst_size, |
| 797 | uint32_t *mbox_error) |
| 798 | { |
| 799 | int status; |
| 800 | uint32_t payload_size; |
| 801 | uint32_t resp_len = FCS_CS_KEY_INFO_MAX_WORD_SIZE; |
| 802 | uint32_t op_status = 0U; |
| 803 | |
| 804 | if ((dst_size == NULL) || (mbox_error == NULL)) { |
| 805 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 806 | } |
| 807 | |
| 808 | if (!is_address_in_ddr_range(dst_addr, *dst_size)) { |
| 809 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 810 | } |
| 811 | |
| 812 | fcs_cs_key_payload payload = { |
| 813 | session_id, |
| 814 | RESERVED_AS_ZERO, |
| 815 | RESERVED_AS_ZERO, |
| 816 | key_id |
| 817 | }; |
| 818 | |
| 819 | payload_size = sizeof(payload) / MBOX_WORD_BYTE; |
| 820 | |
| 821 | status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_FCS_GET_CS_KEY_INFO, |
| 822 | (uint32_t *) &payload, payload_size, |
| 823 | CMD_CASUAL, (uint32_t *) dst_addr, &resp_len); |
| 824 | |
| 825 | if (resp_len > 0) { |
| 826 | op_status = mmio_read_32(dst_addr) & |
| 827 | FCS_CS_KEY_RESP_STATUS_MASK; |
| 828 | } |
| 829 | |
| 830 | if (status < 0) { |
| 831 | *mbox_error = (-status) | (op_status << FCS_CS_KEY_RESP_STATUS_OFFSET); |
| 832 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 833 | } |
| 834 | |
| 835 | *dst_size = resp_len * MBOX_WORD_BYTE; |
| 836 | flush_dcache_range(dst_addr, *dst_size); |
| 837 | |
| 838 | return INTEL_SIP_SMC_STATUS_OK; |
| 839 | } |
Sieu Mun Tang | d907cc3 | 2022-05-10 17:24:05 +0800 | [diff] [blame] | 840 | |
| 841 | int intel_fcs_get_digest_init(uint32_t session_id, uint32_t context_id, |
| 842 | uint32_t key_id, uint32_t param_size, |
| 843 | uint64_t param_data, uint32_t *mbox_error) |
| 844 | { |
| 845 | return intel_fcs_crypto_service_init(session_id, context_id, |
| 846 | key_id, param_size, param_data, |
| 847 | (void *) &fcs_sha_get_digest_param, |
| 848 | mbox_error); |
| 849 | } |
| 850 | |
| 851 | int intel_fcs_get_digest_finalize(uint32_t session_id, uint32_t context_id, |
| 852 | uint32_t src_addr, uint32_t src_size, |
| 853 | uint64_t dst_addr, uint32_t *dst_size, |
| 854 | uint32_t *mbox_error) |
| 855 | { |
| 856 | int status; |
| 857 | uint32_t i; |
| 858 | uint32_t resp_len = *dst_size / MBOX_WORD_BYTE; |
| 859 | uint32_t payload[FCS_GET_DIGEST_CMD_MAX_WORD_SIZE] = {0U}; |
| 860 | |
| 861 | if (dst_size == NULL || mbox_error == NULL) { |
| 862 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 863 | } |
| 864 | |
| 865 | if (fcs_sha_get_digest_param.session_id != session_id || |
| 866 | fcs_sha_get_digest_param.context_id != context_id) { |
| 867 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 868 | } |
| 869 | |
| 870 | /* Source data must be 8 bytes aligned */ |
| 871 | if (!is_8_bytes_aligned(src_size)) { |
| 872 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 873 | } |
| 874 | |
| 875 | if (!is_address_in_ddr_range(src_addr, src_size) || |
| 876 | !is_address_in_ddr_range(dst_addr, *dst_size)) { |
| 877 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 878 | } |
| 879 | |
| 880 | /* Prepare command payload */ |
| 881 | i = 0; |
| 882 | /* Crypto header */ |
| 883 | payload[i] = fcs_sha_get_digest_param.session_id; |
| 884 | i++; |
| 885 | payload[i] = fcs_sha_get_digest_param.context_id; |
| 886 | i++; |
| 887 | payload[i] = fcs_sha_get_digest_param.crypto_param_size |
| 888 | & FCS_CS_FIELD_SIZE_MASK; |
| 889 | payload[i] |= (FCS_CS_FIELD_FLAG_INIT | FCS_CS_FIELD_FLAG_UPDATE |
| 890 | | FCS_CS_FIELD_FLAG_FINALIZE) |
| 891 | << FCS_CS_FIELD_FLAG_OFFSET; |
| 892 | i++; |
| 893 | payload[i] = fcs_sha_get_digest_param.key_id; |
| 894 | i++; |
| 895 | /* Crypto parameters */ |
| 896 | payload[i] = fcs_sha_get_digest_param.crypto_param |
| 897 | & INTEL_SIP_SMC_FCS_SHA_MODE_MASK; |
| 898 | payload[i] |= ((fcs_sha_get_digest_param.crypto_param |
| 899 | >> INTEL_SIP_SMC_FCS_DIGEST_SIZE_OFFSET) |
| 900 | & INTEL_SIP_SMC_FCS_DIGEST_SIZE_MASK) |
| 901 | << FCS_SHA_HMAC_CRYPTO_PARAM_SIZE_OFFSET; |
| 902 | i++; |
| 903 | /* Data source address and size */ |
| 904 | payload[i] = src_addr; |
| 905 | i++; |
| 906 | payload[i] = src_size; |
| 907 | i++; |
| 908 | |
| 909 | status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_FCS_GET_DIGEST_REQ, |
| 910 | payload, i, CMD_CASUAL, |
| 911 | (uint32_t *) dst_addr, &resp_len); |
| 912 | |
| 913 | memset((void *)&fcs_sha_get_digest_param, 0, sizeof(fcs_crypto_service_data)); |
| 914 | |
| 915 | if (status < 0) { |
| 916 | *mbox_error = -status; |
| 917 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 918 | } |
| 919 | |
| 920 | *dst_size = resp_len * MBOX_WORD_BYTE; |
| 921 | flush_dcache_range(dst_addr, *dst_size); |
| 922 | |
| 923 | return INTEL_SIP_SMC_STATUS_OK; |
| 924 | } |
Sieu Mun Tang | 583149a | 2022-05-10 17:27:12 +0800 | [diff] [blame] | 925 | |
| 926 | int intel_fcs_mac_verify_init(uint32_t session_id, uint32_t context_id, |
| 927 | uint32_t key_id, uint32_t param_size, |
| 928 | uint64_t param_data, uint32_t *mbox_error) |
| 929 | { |
| 930 | return intel_fcs_crypto_service_init(session_id, context_id, |
| 931 | key_id, param_size, param_data, |
| 932 | (void *) &fcs_sha_mac_verify_param, |
| 933 | mbox_error); |
| 934 | } |
| 935 | |
| 936 | int intel_fcs_mac_verify_finalize(uint32_t session_id, uint32_t context_id, |
| 937 | uint32_t src_addr, uint32_t src_size, |
| 938 | uint64_t dst_addr, uint32_t *dst_size, |
| 939 | uint32_t data_size, uint32_t *mbox_error) |
| 940 | { |
| 941 | int status; |
| 942 | uint32_t i; |
| 943 | uint32_t resp_len = *dst_size / MBOX_WORD_BYTE; |
| 944 | uint32_t payload[FCS_MAC_VERIFY_CMD_MAX_WORD_SIZE] = {0U}; |
| 945 | uintptr_t mac_offset; |
| 946 | |
| 947 | if (dst_size == NULL || mbox_error == NULL) { |
| 948 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 949 | } |
| 950 | |
| 951 | if (fcs_sha_mac_verify_param.session_id != session_id || |
| 952 | fcs_sha_mac_verify_param.context_id != context_id) { |
| 953 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 954 | } |
| 955 | |
| 956 | if (data_size >= src_size) { |
| 957 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 958 | } |
| 959 | |
| 960 | if (!is_size_4_bytes_aligned(src_size) || |
| 961 | !is_8_bytes_aligned(data_size)) { |
| 962 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 963 | } |
| 964 | |
| 965 | if (!is_address_in_ddr_range(src_addr, src_size) || |
| 966 | !is_address_in_ddr_range(dst_addr, *dst_size)) { |
| 967 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 968 | } |
| 969 | |
| 970 | /* Prepare command payload */ |
| 971 | i = 0; |
| 972 | /* Crypto header */ |
| 973 | payload[i] = fcs_sha_mac_verify_param.session_id; |
| 974 | i++; |
| 975 | payload[i] = fcs_sha_mac_verify_param.context_id; |
| 976 | i++; |
| 977 | payload[i] = fcs_sha_mac_verify_param.crypto_param_size |
| 978 | & FCS_CS_FIELD_SIZE_MASK; |
| 979 | payload[i] |= (FCS_CS_FIELD_FLAG_INIT | FCS_CS_FIELD_FLAG_UPDATE |
| 980 | | FCS_CS_FIELD_FLAG_FINALIZE) |
| 981 | << FCS_CS_FIELD_FLAG_OFFSET; |
| 982 | i++; |
| 983 | payload[i] = fcs_sha_mac_verify_param.key_id; |
| 984 | i++; |
| 985 | /* Crypto parameters */ |
| 986 | payload[i] = ((fcs_sha_mac_verify_param.crypto_param |
| 987 | >> INTEL_SIP_SMC_FCS_DIGEST_SIZE_OFFSET) |
| 988 | & INTEL_SIP_SMC_FCS_DIGEST_SIZE_MASK) |
| 989 | << FCS_SHA_HMAC_CRYPTO_PARAM_SIZE_OFFSET; |
| 990 | i++; |
| 991 | /* Data source address and size */ |
| 992 | payload[i] = src_addr; |
| 993 | i++; |
| 994 | payload[i] = data_size; |
| 995 | i++; |
| 996 | /* Copy mac data to command */ |
| 997 | mac_offset = src_addr + data_size; |
| 998 | memcpy((uint8_t *) &payload[i], (uint8_t *) mac_offset, |
| 999 | src_size - data_size); |
| 1000 | |
| 1001 | i += (src_size - data_size) / MBOX_WORD_BYTE; |
| 1002 | |
| 1003 | status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_FCS_MAC_VERIFY_REQ, |
| 1004 | payload, i, CMD_CASUAL, |
| 1005 | (uint32_t *) dst_addr, &resp_len); |
| 1006 | |
| 1007 | memset((void *)&fcs_sha_mac_verify_param, 0, |
| 1008 | sizeof(fcs_crypto_service_data)); |
| 1009 | |
| 1010 | if (status < 0) { |
| 1011 | *mbox_error = -status; |
| 1012 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 1013 | } |
| 1014 | |
| 1015 | *dst_size = resp_len * MBOX_WORD_BYTE; |
| 1016 | flush_dcache_range(dst_addr, *dst_size); |
| 1017 | |
| 1018 | return INTEL_SIP_SMC_STATUS_OK; |
| 1019 | } |
Sieu Mun Tang | b0c1d11 | 2022-05-10 17:30:00 +0800 | [diff] [blame] | 1020 | |
Sieu Mun Tang | 153ecfb | 2022-05-10 17:39:26 +0800 | [diff] [blame^] | 1021 | int intel_fcs_ecdsa_sha2_data_sign_init(uint32_t session_id, |
| 1022 | uint32_t context_id, uint32_t key_id, |
| 1023 | uint32_t param_size, uint64_t param_data, |
| 1024 | uint32_t *mbox_error) |
| 1025 | { |
| 1026 | return intel_fcs_crypto_service_init(session_id, context_id, |
| 1027 | key_id, param_size, param_data, |
| 1028 | (void *) &fcs_sha2_data_sign_param, |
| 1029 | mbox_error); |
| 1030 | } |
| 1031 | |
| 1032 | int intel_fcs_ecdsa_sha2_data_sign_finalize(uint32_t session_id, |
| 1033 | uint32_t context_id, uint32_t src_addr, |
| 1034 | uint32_t src_size, uint64_t dst_addr, |
| 1035 | uint32_t *dst_size, uint32_t *mbox_error) |
| 1036 | { |
| 1037 | int status; |
| 1038 | int i; |
| 1039 | uint32_t payload[FCS_ECDSA_SHA2_DATA_SIGN_CMD_MAX_WORD_SIZE] = {0U}; |
| 1040 | uint32_t resp_len = *dst_size / MBOX_WORD_BYTE; |
| 1041 | |
| 1042 | if ((dst_size == NULL) || (mbox_error == NULL)) { |
| 1043 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 1044 | } |
| 1045 | |
| 1046 | if (fcs_sha2_data_sign_param.session_id != session_id || |
| 1047 | fcs_sha2_data_sign_param.context_id != context_id) { |
| 1048 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 1049 | } |
| 1050 | |
| 1051 | /* Source data must be 8 bytes aligned */ |
| 1052 | if (!is_8_bytes_aligned(src_size)) { |
| 1053 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 1054 | } |
| 1055 | |
| 1056 | if (!is_address_in_ddr_range(src_addr, src_size) || |
| 1057 | !is_address_in_ddr_range(dst_addr, *dst_size)) { |
| 1058 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 1059 | } |
| 1060 | |
| 1061 | /* Prepare command payload */ |
| 1062 | /* Crypto header */ |
| 1063 | i = 0; |
| 1064 | payload[i] = fcs_sha2_data_sign_param.session_id; |
| 1065 | i++; |
| 1066 | payload[i] = fcs_sha2_data_sign_param.context_id; |
| 1067 | i++; |
| 1068 | payload[i] = fcs_sha2_data_sign_param.crypto_param_size |
| 1069 | & FCS_CS_FIELD_SIZE_MASK; |
| 1070 | payload[i] |= (FCS_CS_FIELD_FLAG_INIT | FCS_CS_FIELD_FLAG_UPDATE |
| 1071 | | FCS_CS_FIELD_FLAG_FINALIZE) |
| 1072 | << FCS_CS_FIELD_FLAG_OFFSET; |
| 1073 | i++; |
| 1074 | payload[i] = fcs_sha2_data_sign_param.key_id; |
| 1075 | /* Crypto parameters */ |
| 1076 | i++; |
| 1077 | payload[i] = fcs_sha2_data_sign_param.crypto_param |
| 1078 | & INTEL_SIP_SMC_FCS_ECC_ALGO_MASK; |
| 1079 | /* Data source address and size */ |
| 1080 | i++; |
| 1081 | payload[i] = src_addr; |
| 1082 | i++; |
| 1083 | payload[i] = src_size; |
| 1084 | i++; |
| 1085 | status = mailbox_send_cmd(MBOX_JOB_ID, |
| 1086 | MBOX_FCS_ECDSA_SHA2_DATA_SIGN_REQ, payload, |
| 1087 | i, CMD_CASUAL, (uint32_t *) dst_addr, |
| 1088 | &resp_len); |
| 1089 | |
| 1090 | memset((void *)&fcs_sha2_data_sign_param, 0, |
| 1091 | sizeof(fcs_crypto_service_data)); |
| 1092 | |
| 1093 | if (status < 0) { |
| 1094 | *mbox_error = -status; |
| 1095 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 1096 | } |
| 1097 | |
| 1098 | *dst_size = resp_len * MBOX_WORD_BYTE; |
| 1099 | flush_dcache_range(dst_addr, *dst_size); |
| 1100 | |
| 1101 | return INTEL_SIP_SMC_STATUS_OK; |
| 1102 | } |
| 1103 | |
Sieu Mun Tang | e2f3ede | 2022-05-10 17:36:32 +0800 | [diff] [blame] | 1104 | int intel_fcs_ecdsa_get_pubkey_init(uint32_t session_id, uint32_t context_id, |
| 1105 | uint32_t key_id, uint32_t param_size, |
| 1106 | uint64_t param_data, uint32_t *mbox_error) |
| 1107 | { |
| 1108 | return intel_fcs_crypto_service_init(session_id, context_id, |
| 1109 | key_id, param_size, param_data, |
| 1110 | (void *) &fcs_ecdsa_get_pubkey_param, |
| 1111 | mbox_error); |
| 1112 | } |
| 1113 | |
| 1114 | int intel_fcs_ecdsa_get_pubkey_finalize(uint32_t session_id, uint32_t context_id, |
| 1115 | uint64_t dst_addr, uint32_t *dst_size, |
| 1116 | uint32_t *mbox_error) |
| 1117 | { |
| 1118 | int status; |
| 1119 | int i; |
| 1120 | uint32_t crypto_header; |
| 1121 | uint32_t ret_size = *dst_size / MBOX_WORD_BYTE; |
| 1122 | uint32_t payload[FCS_ECDSA_GET_PUBKEY_MAX_WORD_SIZE] = {0U}; |
| 1123 | |
| 1124 | if ((dst_size == NULL) || (mbox_error == NULL)) { |
| 1125 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 1126 | } |
| 1127 | |
| 1128 | if (fcs_ecdsa_get_pubkey_param.session_id != session_id || |
| 1129 | fcs_ecdsa_get_pubkey_param.context_id != context_id) { |
| 1130 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 1131 | } |
| 1132 | |
| 1133 | crypto_header = ((FCS_CS_FIELD_FLAG_INIT | |
| 1134 | FCS_CS_FIELD_FLAG_UPDATE | |
| 1135 | FCS_CS_FIELD_FLAG_FINALIZE) << |
| 1136 | FCS_CS_FIELD_FLAG_OFFSET) | |
| 1137 | fcs_ecdsa_get_pubkey_param.crypto_param_size; |
| 1138 | i = 0; |
| 1139 | /* Prepare command payload */ |
| 1140 | payload[i] = session_id; |
| 1141 | i++; |
| 1142 | payload[i] = context_id; |
| 1143 | i++; |
| 1144 | payload[i] = crypto_header; |
| 1145 | i++; |
| 1146 | payload[i] = fcs_ecdsa_get_pubkey_param.key_id; |
| 1147 | i++; |
| 1148 | payload[i] = (uint32_t) fcs_ecdsa_get_pubkey_param.crypto_param & |
| 1149 | INTEL_SIP_SMC_FCS_ECC_ALGO_MASK; |
| 1150 | i++; |
| 1151 | |
| 1152 | status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_FCS_ECDSA_GET_PUBKEY, |
| 1153 | payload, i, CMD_CASUAL, |
| 1154 | (uint32_t *) dst_addr, &ret_size); |
| 1155 | |
| 1156 | memset((void *) &fcs_ecdsa_get_pubkey_param, 0, |
| 1157 | sizeof(fcs_crypto_service_data)); |
| 1158 | |
| 1159 | if (status < 0) { |
| 1160 | *mbox_error = -status; |
| 1161 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 1162 | } |
| 1163 | |
| 1164 | *dst_size = ret_size * MBOX_WORD_BYTE; |
| 1165 | flush_dcache_range(dst_addr, *dst_size); |
| 1166 | |
| 1167 | return INTEL_SIP_SMC_STATUS_OK; |
| 1168 | } |
| 1169 | |
Sieu Mun Tang | b0c1d11 | 2022-05-10 17:30:00 +0800 | [diff] [blame] | 1170 | int intel_fcs_aes_crypt_init(uint32_t session_id, uint32_t context_id, |
| 1171 | uint32_t key_id, uint64_t param_addr, |
| 1172 | uint32_t param_size, uint32_t *mbox_error) |
| 1173 | { |
| 1174 | if (mbox_error == NULL) { |
| 1175 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 1176 | } |
| 1177 | |
| 1178 | memset((void *)&fcs_aes_init_payload, 0U, sizeof(fcs_aes_init_payload)); |
| 1179 | |
| 1180 | fcs_aes_init_payload.session_id = session_id; |
| 1181 | fcs_aes_init_payload.context_id = context_id; |
| 1182 | fcs_aes_init_payload.param_size = param_size; |
| 1183 | fcs_aes_init_payload.key_id = key_id; |
| 1184 | |
| 1185 | memcpy((uint8_t *) fcs_aes_init_payload.crypto_param, |
| 1186 | (uint8_t *) param_addr, param_size); |
| 1187 | |
| 1188 | *mbox_error = 0; |
| 1189 | |
| 1190 | return INTEL_SIP_SMC_STATUS_OK; |
| 1191 | } |
| 1192 | |
| 1193 | int intel_fcs_aes_crypt_finalize(uint32_t session_id, uint32_t context_id, |
| 1194 | uint64_t src_addr, uint32_t src_size, |
| 1195 | uint64_t dst_addr, uint32_t dst_size, |
| 1196 | uint32_t *send_id) |
| 1197 | { |
| 1198 | int status; |
| 1199 | int i; |
| 1200 | uint32_t crypto_header; |
| 1201 | uint32_t fcs_aes_crypt_payload[FCS_AES_CMD_MAX_WORD_SIZE]; |
| 1202 | |
| 1203 | if (fcs_aes_init_payload.session_id != session_id || |
| 1204 | fcs_aes_init_payload.context_id != context_id) { |
| 1205 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 1206 | } |
| 1207 | |
| 1208 | if ((!is_8_bytes_aligned(src_addr)) || |
| 1209 | (!is_32_bytes_aligned(src_size)) || |
| 1210 | (!is_address_in_ddr_range(src_addr, src_size))) { |
| 1211 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 1212 | } |
| 1213 | |
| 1214 | if ((!is_8_bytes_aligned(dst_addr)) || |
| 1215 | (!is_32_bytes_aligned(dst_size))) { |
| 1216 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 1217 | } |
| 1218 | |
| 1219 | if ((dst_size > FCS_AES_MAX_DATA_SIZE || |
| 1220 | dst_size < FCS_AES_MIN_DATA_SIZE) || |
| 1221 | (src_size > FCS_AES_MAX_DATA_SIZE || |
| 1222 | src_size < FCS_AES_MIN_DATA_SIZE)) { |
| 1223 | return INTEL_SIP_SMC_STATUS_REJECTED; |
| 1224 | } |
| 1225 | |
| 1226 | crypto_header = ((FCS_CS_FIELD_FLAG_INIT | |
| 1227 | FCS_CS_FIELD_FLAG_UPDATE | |
| 1228 | FCS_CS_FIELD_FLAG_FINALIZE) << |
| 1229 | FCS_CS_FIELD_FLAG_OFFSET) | |
| 1230 | fcs_aes_init_payload.param_size; |
| 1231 | i = 0U; |
| 1232 | fcs_aes_crypt_payload[i] = session_id; |
| 1233 | i++; |
| 1234 | fcs_aes_crypt_payload[i] = context_id; |
| 1235 | i++; |
| 1236 | fcs_aes_crypt_payload[i] = crypto_header; |
| 1237 | i++; |
| 1238 | fcs_aes_crypt_payload[i] = fcs_aes_init_payload.key_id; |
| 1239 | |
| 1240 | i++; |
| 1241 | memcpy((uint8_t *) &fcs_aes_crypt_payload[i], |
| 1242 | (uint8_t *) fcs_aes_init_payload.crypto_param, |
| 1243 | fcs_aes_init_payload.param_size); |
| 1244 | |
| 1245 | i += fcs_aes_init_payload.param_size / MBOX_WORD_BYTE; |
| 1246 | |
| 1247 | fcs_aes_crypt_payload[i] = (uint32_t) src_addr; |
| 1248 | i++; |
| 1249 | fcs_aes_crypt_payload[i] = src_size; |
| 1250 | i++; |
| 1251 | fcs_aes_crypt_payload[i] = (uint32_t) dst_addr; |
| 1252 | i++; |
| 1253 | fcs_aes_crypt_payload[i] = dst_size; |
| 1254 | i++; |
| 1255 | |
| 1256 | status = mailbox_send_cmd_async(send_id, MBOX_FCS_AES_CRYPT_REQ, |
| 1257 | fcs_aes_crypt_payload, i, |
| 1258 | CMD_INDIRECT); |
| 1259 | |
| 1260 | memset((void *)&fcs_aes_init_payload, 0U, sizeof(fcs_aes_init_payload)); |
| 1261 | |
| 1262 | if (status < 0U) { |
| 1263 | return INTEL_SIP_SMC_STATUS_ERROR; |
| 1264 | } |
| 1265 | |
| 1266 | return INTEL_SIP_SMC_STATUS_OK; |
| 1267 | } |