Sandrine Bailleux | 5d50508 | 2020-01-10 14:32:30 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2020, Arm Limited. All rights reserved. |
| 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | */ |
| 6 | |
| 7 | #include <dualroot_oid.h> |
| 8 | |
| 9 | #include "cert.h" |
| 10 | #include "ext.h" |
| 11 | #include "key.h" |
| 12 | |
| 13 | #include "dualroot/cot.h" |
| 14 | |
| 15 | /* |
| 16 | * Certificates used in the chain of trust. |
| 17 | * |
| 18 | * All certificates are self-signed so the issuer certificate field points to |
| 19 | * itself. |
| 20 | */ |
| 21 | static cert_t cot_certs[] = { |
| 22 | [TRUSTED_BOOT_FW_CERT] = { |
| 23 | .id = TRUSTED_BOOT_FW_CERT, |
| 24 | .opt = "tb-fw-cert", |
| 25 | .help_msg = "Trusted Boot FW Certificate (output file)", |
| 26 | .cn = "Trusted Boot FW Certificate", |
| 27 | .key = ROT_KEY, |
| 28 | .issuer = TRUSTED_BOOT_FW_CERT, |
| 29 | .ext = { |
| 30 | TRUSTED_FW_NVCOUNTER_EXT, |
| 31 | TRUSTED_BOOT_FW_HASH_EXT, |
| 32 | TRUSTED_BOOT_FW_CONFIG_HASH_EXT, |
| 33 | HW_CONFIG_HASH_EXT |
| 34 | }, |
| 35 | .num_ext = 4 |
| 36 | }, |
| 37 | |
| 38 | [TRUSTED_KEY_CERT] = { |
| 39 | .id = TRUSTED_KEY_CERT, |
| 40 | .opt = "trusted-key-cert", |
| 41 | .help_msg = "Trusted Key Certificate (output file)", |
| 42 | .cn = "Trusted Key Certificate", |
| 43 | .key = ROT_KEY, |
| 44 | .issuer = TRUSTED_KEY_CERT, |
| 45 | .ext = { |
| 46 | TRUSTED_FW_NVCOUNTER_EXT, |
| 47 | TRUSTED_WORLD_PK_EXT, |
| 48 | }, |
| 49 | .num_ext = 2 |
| 50 | }, |
| 51 | |
| 52 | [SCP_FW_KEY_CERT] = { |
| 53 | .id = SCP_FW_KEY_CERT, |
| 54 | .opt = "scp-fw-key-cert", |
| 55 | .help_msg = "SCP Firmware Key Certificate (output file)", |
| 56 | .cn = "SCP Firmware Key Certificate", |
| 57 | .key = TRUSTED_WORLD_KEY, |
| 58 | .issuer = SCP_FW_KEY_CERT, |
| 59 | .ext = { |
| 60 | TRUSTED_FW_NVCOUNTER_EXT, |
| 61 | SCP_FW_CONTENT_CERT_PK_EXT |
| 62 | }, |
| 63 | .num_ext = 2 |
| 64 | }, |
| 65 | |
| 66 | [SCP_FW_CONTENT_CERT] = { |
| 67 | .id = SCP_FW_CONTENT_CERT, |
| 68 | .opt = "scp-fw-cert", |
| 69 | .help_msg = "SCP Firmware Content Certificate (output file)", |
| 70 | .cn = "SCP Firmware Content Certificate", |
| 71 | .key = SCP_FW_CONTENT_CERT_KEY, |
| 72 | .issuer = SCP_FW_CONTENT_CERT, |
| 73 | .ext = { |
| 74 | TRUSTED_FW_NVCOUNTER_EXT, |
| 75 | SCP_FW_HASH_EXT |
| 76 | }, |
| 77 | .num_ext = 2 |
| 78 | }, |
| 79 | |
| 80 | [SOC_FW_KEY_CERT] = { |
| 81 | .id = SOC_FW_KEY_CERT, |
| 82 | .opt = "soc-fw-key-cert", |
| 83 | .help_msg = "SoC Firmware Key Certificate (output file)", |
| 84 | .cn = "SoC Firmware Key Certificate", |
| 85 | .key = TRUSTED_WORLD_KEY, |
| 86 | .issuer = SOC_FW_KEY_CERT, |
| 87 | .ext = { |
| 88 | TRUSTED_FW_NVCOUNTER_EXT, |
| 89 | SOC_FW_CONTENT_CERT_PK_EXT |
| 90 | }, |
| 91 | .num_ext = 2 |
| 92 | }, |
| 93 | |
| 94 | [SOC_FW_CONTENT_CERT] = { |
| 95 | .id = SOC_FW_CONTENT_CERT, |
| 96 | .opt = "soc-fw-cert", |
| 97 | .help_msg = "SoC Firmware Content Certificate (output file)", |
| 98 | .cn = "SoC Firmware Content Certificate", |
| 99 | .key = SOC_FW_CONTENT_CERT_KEY, |
| 100 | .issuer = SOC_FW_CONTENT_CERT, |
| 101 | .ext = { |
| 102 | TRUSTED_FW_NVCOUNTER_EXT, |
| 103 | SOC_AP_FW_HASH_EXT, |
| 104 | SOC_FW_CONFIG_HASH_EXT, |
| 105 | }, |
| 106 | .num_ext = 3 |
| 107 | }, |
| 108 | |
| 109 | [TRUSTED_OS_FW_KEY_CERT] = { |
| 110 | .id = TRUSTED_OS_FW_KEY_CERT, |
| 111 | .opt = "tos-fw-key-cert", |
| 112 | .help_msg = "Trusted OS Firmware Key Certificate (output file)", |
| 113 | .cn = "Trusted OS Firmware Key Certificate", |
| 114 | .key = TRUSTED_WORLD_KEY, |
| 115 | .issuer = TRUSTED_OS_FW_KEY_CERT, |
| 116 | .ext = { |
| 117 | TRUSTED_FW_NVCOUNTER_EXT, |
| 118 | TRUSTED_OS_FW_CONTENT_CERT_PK_EXT |
| 119 | }, |
| 120 | .num_ext = 2 |
| 121 | }, |
| 122 | |
| 123 | [TRUSTED_OS_FW_CONTENT_CERT] = { |
| 124 | .id = TRUSTED_OS_FW_CONTENT_CERT, |
| 125 | .opt = "tos-fw-cert", |
| 126 | .help_msg = "Trusted OS Firmware Content Certificate (output file)", |
| 127 | .cn = "Trusted OS Firmware Content Certificate", |
| 128 | .key = TRUSTED_OS_FW_CONTENT_CERT_KEY, |
| 129 | .issuer = TRUSTED_OS_FW_CONTENT_CERT, |
| 130 | .ext = { |
| 131 | TRUSTED_FW_NVCOUNTER_EXT, |
| 132 | TRUSTED_OS_FW_HASH_EXT, |
| 133 | TRUSTED_OS_FW_EXTRA1_HASH_EXT, |
| 134 | TRUSTED_OS_FW_EXTRA2_HASH_EXT, |
| 135 | TRUSTED_OS_FW_CONFIG_HASH_EXT, |
| 136 | }, |
| 137 | .num_ext = 5 |
| 138 | }, |
| 139 | |
| 140 | [FWU_CERT] = { |
| 141 | .id = FWU_CERT, |
| 142 | .opt = "fwu-cert", |
| 143 | .help_msg = "Firmware Update Certificate (output file)", |
| 144 | .cn = "Firmware Update Certificate", |
| 145 | .key = ROT_KEY, |
| 146 | .issuer = FWU_CERT, |
| 147 | .ext = { |
| 148 | SCP_FWU_CFG_HASH_EXT, |
| 149 | AP_FWU_CFG_HASH_EXT, |
| 150 | FWU_HASH_EXT |
| 151 | }, |
| 152 | .num_ext = 3 |
| 153 | }, |
| 154 | |
| 155 | [NON_TRUSTED_FW_CONTENT_CERT] = { |
| 156 | .id = NON_TRUSTED_FW_CONTENT_CERT, |
| 157 | .opt = "nt-fw-cert", |
| 158 | .help_msg = "Non-Trusted Firmware Content Certificate (output file)", |
| 159 | .cn = "Non-Trusted Firmware Content Certificate", |
| 160 | .key = PROT_KEY, |
| 161 | .issuer = NON_TRUSTED_FW_CONTENT_CERT, |
| 162 | .ext = { |
| 163 | NON_TRUSTED_FW_NVCOUNTER_EXT, |
| 164 | NON_TRUSTED_WORLD_BOOTLOADER_HASH_EXT, |
| 165 | NON_TRUSTED_FW_CONFIG_HASH_EXT, |
| 166 | PROT_PK_EXT, |
| 167 | }, |
| 168 | .num_ext = 4 |
| 169 | }, |
| 170 | }; |
| 171 | |
| 172 | REGISTER_COT(cot_certs); |
| 173 | |
| 174 | |
| 175 | /* Certificate extensions. */ |
| 176 | static ext_t cot_ext[] = { |
| 177 | [TRUSTED_FW_NVCOUNTER_EXT] = { |
| 178 | .oid = TRUSTED_FW_NVCOUNTER_OID, |
| 179 | .opt = "tfw-nvctr", |
| 180 | .help_msg = "Trusted Firmware Non-Volatile counter value", |
| 181 | .sn = "TrustedWorldNVCounter", |
| 182 | .ln = "Trusted World Non-Volatile counter", |
| 183 | .asn1_type = V_ASN1_INTEGER, |
| 184 | .type = EXT_TYPE_NVCOUNTER, |
| 185 | .attr.nvctr_type = NVCTR_TYPE_TFW |
| 186 | }, |
| 187 | |
| 188 | [TRUSTED_BOOT_FW_HASH_EXT] = { |
| 189 | .oid = TRUSTED_BOOT_FW_HASH_OID, |
| 190 | .opt = "tb-fw", |
| 191 | .help_msg = "Trusted Boot Firmware image file", |
| 192 | .sn = "TrustedBootFirmwareHash", |
| 193 | .ln = "Trusted Boot Firmware hash (SHA256)", |
| 194 | .asn1_type = V_ASN1_OCTET_STRING, |
| 195 | .type = EXT_TYPE_HASH |
| 196 | }, |
| 197 | |
| 198 | [TRUSTED_BOOT_FW_CONFIG_HASH_EXT] = { |
| 199 | .oid = TRUSTED_BOOT_FW_CONFIG_HASH_OID, |
| 200 | .opt = "tb-fw-config", |
| 201 | .help_msg = "Trusted Boot Firmware Config file", |
| 202 | .sn = "TrustedBootFirmwareConfigHash", |
| 203 | .ln = "Trusted Boot Firmware Config hash", |
| 204 | .asn1_type = V_ASN1_OCTET_STRING, |
| 205 | .type = EXT_TYPE_HASH, |
| 206 | .optional = 1 |
| 207 | }, |
| 208 | |
| 209 | [HW_CONFIG_HASH_EXT] = { |
| 210 | .oid = HW_CONFIG_HASH_OID, |
| 211 | .opt = "hw-config", |
| 212 | .help_msg = "HW Config file", |
| 213 | .sn = "HWConfigHash", |
| 214 | .ln = "HW Config hash", |
| 215 | .asn1_type = V_ASN1_OCTET_STRING, |
| 216 | .type = EXT_TYPE_HASH, |
| 217 | .optional = 1 |
| 218 | }, |
| 219 | |
| 220 | [TRUSTED_WORLD_PK_EXT] = { |
| 221 | .oid = TRUSTED_WORLD_PK_OID, |
| 222 | .sn = "TrustedWorldPublicKey", |
| 223 | .ln = "Trusted World Public Key", |
| 224 | .asn1_type = V_ASN1_OCTET_STRING, |
| 225 | .type = EXT_TYPE_PKEY, |
| 226 | .attr.key = TRUSTED_WORLD_KEY |
| 227 | }, |
| 228 | |
| 229 | [SCP_FW_CONTENT_CERT_PK_EXT] = { |
| 230 | .oid = SCP_FW_CONTENT_CERT_PK_OID, |
| 231 | .sn = "SCPFirmwareContentCertPK", |
| 232 | .ln = "SCP Firmware content certificate public key", |
| 233 | .asn1_type = V_ASN1_OCTET_STRING, |
| 234 | .type = EXT_TYPE_PKEY, |
| 235 | .attr.key = SCP_FW_CONTENT_CERT_KEY |
| 236 | }, |
| 237 | |
| 238 | [SCP_FW_HASH_EXT] = { |
| 239 | .oid = SCP_FW_HASH_OID, |
| 240 | .opt = "scp-fw", |
| 241 | .help_msg = "SCP Firmware image file", |
| 242 | .sn = "SCPFirmwareHash", |
| 243 | .ln = "SCP Firmware hash (SHA256)", |
| 244 | .asn1_type = V_ASN1_OCTET_STRING, |
| 245 | .type = EXT_TYPE_HASH |
| 246 | }, |
| 247 | |
| 248 | [SOC_FW_CONTENT_CERT_PK_EXT] = { |
| 249 | .oid = SOC_FW_CONTENT_CERT_PK_OID, |
| 250 | .sn = "SoCFirmwareContentCertPK", |
| 251 | .ln = "SoC Firmware content certificate public key", |
| 252 | .asn1_type = V_ASN1_OCTET_STRING, |
| 253 | .type = EXT_TYPE_PKEY, |
| 254 | .attr.key = SOC_FW_CONTENT_CERT_KEY |
| 255 | }, |
| 256 | |
| 257 | [SOC_AP_FW_HASH_EXT] = { |
| 258 | .oid = SOC_AP_FW_HASH_OID, |
| 259 | .opt = "soc-fw", |
| 260 | .help_msg = "SoC AP Firmware image file", |
| 261 | .sn = "SoCAPFirmwareHash", |
| 262 | .ln = "SoC AP Firmware hash (SHA256)", |
| 263 | .asn1_type = V_ASN1_OCTET_STRING, |
| 264 | .type = EXT_TYPE_HASH |
| 265 | }, |
| 266 | |
| 267 | [SOC_FW_CONFIG_HASH_EXT] = { |
| 268 | .oid = SOC_FW_CONFIG_HASH_OID, |
| 269 | .opt = "soc-fw-config", |
| 270 | .help_msg = "SoC Firmware Config file", |
| 271 | .sn = "SocFirmwareConfigHash", |
| 272 | .ln = "SoC Firmware Config hash", |
| 273 | .asn1_type = V_ASN1_OCTET_STRING, |
| 274 | .type = EXT_TYPE_HASH, |
| 275 | .optional = 1 |
| 276 | }, |
| 277 | |
| 278 | [TRUSTED_OS_FW_CONTENT_CERT_PK_EXT] = { |
| 279 | .oid = TRUSTED_OS_FW_CONTENT_CERT_PK_OID, |
| 280 | .sn = "TrustedOSFirmwareContentCertPK", |
| 281 | .ln = "Trusted OS Firmware content certificate public key", |
| 282 | .asn1_type = V_ASN1_OCTET_STRING, |
| 283 | .type = EXT_TYPE_PKEY, |
| 284 | .attr.key = TRUSTED_OS_FW_CONTENT_CERT_KEY |
| 285 | }, |
| 286 | |
| 287 | [TRUSTED_OS_FW_HASH_EXT] = { |
| 288 | .oid = TRUSTED_OS_FW_HASH_OID, |
| 289 | .opt = "tos-fw", |
| 290 | .help_msg = "Trusted OS image file", |
| 291 | .sn = "TrustedOSHash", |
| 292 | .ln = "Trusted OS hash (SHA256)", |
| 293 | .asn1_type = V_ASN1_OCTET_STRING, |
| 294 | .type = EXT_TYPE_HASH |
| 295 | }, |
| 296 | |
| 297 | [TRUSTED_OS_FW_EXTRA1_HASH_EXT] = { |
| 298 | .oid = TRUSTED_OS_FW_EXTRA1_HASH_OID, |
| 299 | .opt = "tos-fw-extra1", |
| 300 | .help_msg = "Trusted OS Extra1 image file", |
| 301 | .sn = "TrustedOSExtra1Hash", |
| 302 | .ln = "Trusted OS Extra1 hash (SHA256)", |
| 303 | .asn1_type = V_ASN1_OCTET_STRING, |
| 304 | .type = EXT_TYPE_HASH, |
| 305 | .optional = 1 |
| 306 | }, |
| 307 | |
| 308 | [TRUSTED_OS_FW_EXTRA2_HASH_EXT] = { |
| 309 | .oid = TRUSTED_OS_FW_EXTRA2_HASH_OID, |
| 310 | .opt = "tos-fw-extra2", |
| 311 | .help_msg = "Trusted OS Extra2 image file", |
| 312 | .sn = "TrustedOSExtra2Hash", |
| 313 | .ln = "Trusted OS Extra2 hash (SHA256)", |
| 314 | .asn1_type = V_ASN1_OCTET_STRING, |
| 315 | .type = EXT_TYPE_HASH, |
| 316 | .optional = 1 |
| 317 | }, |
| 318 | |
| 319 | [TRUSTED_OS_FW_CONFIG_HASH_EXT] = { |
| 320 | .oid = TRUSTED_OS_FW_CONFIG_HASH_OID, |
| 321 | .opt = "tos-fw-config", |
| 322 | .help_msg = "Trusted OS Firmware Config file", |
| 323 | .sn = "TrustedOSFirmwareConfigHash", |
| 324 | .ln = "Trusted OS Firmware Config hash", |
| 325 | .asn1_type = V_ASN1_OCTET_STRING, |
| 326 | .type = EXT_TYPE_HASH, |
| 327 | .optional = 1 |
| 328 | }, |
| 329 | |
| 330 | [SCP_FWU_CFG_HASH_EXT] = { |
| 331 | .oid = SCP_FWU_CFG_HASH_OID, |
| 332 | .opt = "scp-fwu-cfg", |
| 333 | .help_msg = "SCP Firmware Update Config image file", |
| 334 | .sn = "SCPFWUpdateConfig", |
| 335 | .ln = "SCP Firmware Update Config hash (SHA256)", |
| 336 | .asn1_type = V_ASN1_OCTET_STRING, |
| 337 | .type = EXT_TYPE_HASH, |
| 338 | .optional = 1 |
| 339 | }, |
| 340 | |
| 341 | [AP_FWU_CFG_HASH_EXT] = { |
| 342 | .oid = AP_FWU_CFG_HASH_OID, |
| 343 | .opt = "ap-fwu-cfg", |
| 344 | .help_msg = "AP Firmware Update Config image file", |
| 345 | .sn = "APFWUpdateConfig", |
| 346 | .ln = "AP Firmware Update Config hash (SHA256)", |
| 347 | .asn1_type = V_ASN1_OCTET_STRING, |
| 348 | .type = EXT_TYPE_HASH, |
| 349 | .optional = 1 |
| 350 | }, |
| 351 | |
| 352 | [FWU_HASH_EXT] = { |
| 353 | .oid = FWU_HASH_OID, |
| 354 | .opt = "fwu", |
| 355 | .help_msg = "Firmware Updater image file", |
| 356 | .sn = "FWUpdaterHash", |
| 357 | .ln = "Firmware Updater hash (SHA256)", |
| 358 | .asn1_type = V_ASN1_OCTET_STRING, |
| 359 | .type = EXT_TYPE_HASH, |
| 360 | .optional = 1 |
| 361 | }, |
| 362 | |
| 363 | [PROT_PK_EXT] = { |
| 364 | .oid = PROT_PK_OID, |
| 365 | .sn = "PlatformRoTKey", |
| 366 | .ln = "Platform Root of Trust Public Key", |
| 367 | .asn1_type = V_ASN1_OCTET_STRING, |
| 368 | .type = EXT_TYPE_PKEY, |
| 369 | .attr.key = PROT_KEY |
| 370 | }, |
| 371 | |
| 372 | [NON_TRUSTED_FW_NVCOUNTER_EXT] = { |
| 373 | .oid = NON_TRUSTED_FW_NVCOUNTER_OID, |
| 374 | .opt = "ntfw-nvctr", |
| 375 | .help_msg = "Non-Trusted Firmware Non-Volatile counter value", |
| 376 | .sn = "NormalWorldNVCounter", |
| 377 | .ln = "Non-Trusted Firmware Non-Volatile counter", |
| 378 | .asn1_type = V_ASN1_INTEGER, |
| 379 | .type = EXT_TYPE_NVCOUNTER, |
| 380 | .attr.nvctr_type = NVCTR_TYPE_NTFW |
| 381 | }, |
| 382 | |
| 383 | [NON_TRUSTED_WORLD_BOOTLOADER_HASH_EXT] = { |
| 384 | .oid = NON_TRUSTED_WORLD_BOOTLOADER_HASH_OID, |
| 385 | .opt = "nt-fw", |
| 386 | .help_msg = "Non-Trusted World Bootloader image file", |
| 387 | .sn = "NonTrustedWorldBootloaderHash", |
| 388 | .ln = "Non-Trusted World hash (SHA256)", |
| 389 | .asn1_type = V_ASN1_OCTET_STRING, |
| 390 | .type = EXT_TYPE_HASH |
| 391 | }, |
| 392 | |
| 393 | [NON_TRUSTED_FW_CONFIG_HASH_EXT] = { |
| 394 | .oid = NON_TRUSTED_FW_CONFIG_HASH_OID, |
| 395 | .opt = "nt-fw-config", |
| 396 | .help_msg = "Non Trusted OS Firmware Config file", |
| 397 | .sn = "NonTrustedOSFirmwareConfigHash", |
| 398 | .ln = "Non-Trusted OS Firmware Config hash", |
| 399 | .asn1_type = V_ASN1_OCTET_STRING, |
| 400 | .type = EXT_TYPE_HASH, |
| 401 | .optional = 1 |
| 402 | }, |
| 403 | }; |
| 404 | |
| 405 | REGISTER_EXTENSIONS(cot_ext); |
| 406 | |
| 407 | |
| 408 | /* Keys used to establish the chain of trust. */ |
| 409 | static key_t cot_keys[] = { |
| 410 | [ROT_KEY] = { |
| 411 | .id = ROT_KEY, |
| 412 | .opt = "rot-key", |
| 413 | .help_msg = "Root Of Trust key (input/output file)", |
| 414 | .desc = "Root Of Trust key" |
| 415 | }, |
| 416 | |
| 417 | [TRUSTED_WORLD_KEY] = { |
| 418 | .id = TRUSTED_WORLD_KEY, |
| 419 | .opt = "trusted-world-key", |
| 420 | .help_msg = "Trusted World key (input/output file)", |
| 421 | .desc = "Trusted World key" |
| 422 | }, |
| 423 | |
| 424 | [SCP_FW_CONTENT_CERT_KEY] = { |
| 425 | .id = SCP_FW_CONTENT_CERT_KEY, |
| 426 | .opt = "scp-fw-key", |
| 427 | .help_msg = "SCP Firmware Content Certificate key (input/output file)", |
| 428 | .desc = "SCP Firmware Content Certificate key" |
| 429 | }, |
| 430 | |
| 431 | [SOC_FW_CONTENT_CERT_KEY] = { |
| 432 | .id = SOC_FW_CONTENT_CERT_KEY, |
| 433 | .opt = "soc-fw-key", |
| 434 | .help_msg = "SoC Firmware Content Certificate key (input/output file)", |
| 435 | .desc = "SoC Firmware Content Certificate key" |
| 436 | }, |
| 437 | |
| 438 | [TRUSTED_OS_FW_CONTENT_CERT_KEY] = { |
| 439 | .id = TRUSTED_OS_FW_CONTENT_CERT_KEY, |
| 440 | .opt = "tos-fw-key", |
| 441 | .help_msg = "Trusted OS Firmware Content Certificate key (input/output file)", |
| 442 | .desc = "Trusted OS Firmware Content Certificate key" |
| 443 | }, |
| 444 | |
| 445 | [PROT_KEY] = { |
| 446 | .id = PROT_KEY, |
| 447 | .opt = "prot-key", |
| 448 | .help_msg = "Platform Root of Trust key", |
| 449 | .desc = "Platform Root of Trust key" |
| 450 | }, |
| 451 | }; |
| 452 | |
| 453 | REGISTER_KEYS(cot_keys); |