1# 2# Copyright (c) 2025-2026, Arm Limited. All rights reserved. 3# 4# SPDX-License-Identifier: BSD-3-Clause 5# 6 7ifneq ($(AARCH32_INSTRUCTION_SET),$(filter $(AARCH32_INSTRUCTION_SET),A32 T32)) 8 $(error Error: Unknown AArch32 instruction set ${AARCH32_INSTRUCTION_SET}) 9endif 10 11# Make sure RME configuration is valid 12ifeq (${ENABLE_RME},1) 13 ifneq (${SEPARATE_CODE_AND_RODATA},1) 14 $(error ENABLE_RME requires SEPARATE_CODE_AND_RODATA) 15 endif 16 17 ifneq (${ARCH},aarch64) 18 $(error ENABLE_RME requires AArch64) 19 endif 20 21 ifeq ($(SPMC_AT_EL3),1) 22 $(error SPMC_AT_EL3 and ENABLE_RME cannot both be enabled.) 23 endif 24 25 ifneq (${SPD}, none) 26 ifneq (${SPD}, spmd) 27 $(error ENABLE_RME is incompatible with SPD=${SPD}. Use SPD=spmd) 28 endif 29 endif 30else 31 ifeq (${ENABLE_FEAT_RME_GDI},1) 32 $(error ENABLE_FEAT_RME_GDI requires ENABLE_RME) 33 endif 34endif 35 36ifeq (${CTX_INCLUDE_EL2_REGS}, 1) 37 ifeq (${SPD},none) 38 ifeq (${ENABLE_RME},0) 39 $(error CTX_INCLUDE_EL2_REGS is available only when SPD \ 40 or RME is enabled) 41 endif 42 endif 43endif 44 45################################################################################ 46# Verify FEAT_RME, FEAT_SCTLR2 and FEAT_TCR2 are enabled if FEAT_MEC is enabled. 47################################################################################ 48 49ifneq (${ENABLE_FEAT_MEC},0) 50 ifeq (${ENABLE_RME},0) 51 $(error FEAT_RME must be enabled when FEAT_MEC is enabled.) 52 endif 53 ifeq (${ENABLE_FEAT_TCR2},0) 54 $(error FEAT_TCR2 must be enabled when FEAT_MEC is enabled.) 55 endif 56 ifeq (${ENABLE_FEAT_SCTLR2},0) 57 $(error FEAT_SCTLR2 must be enabled when FEAT_MEC is enabled.) 58 endif 59endif 60 61# Handle all invalid build configurations with SPMD usage. 62ifeq (${ENABLE_SPMD_LP}, 1) 63ifneq (${SPD},spmd) 64 $(error Error: ENABLE_SPMD_LP requires SPD=spmd.) 65endif 66 67ifeq ($(SPMC_AT_EL3),1) 68 $(error SPMC at EL3 not supported when enabling SPMD Logical partitions.) 69endif 70endif 71 72ifeq (${SUPPORT_SP_LIVE_ACTIVATION}, 1) 73ifeq (${LFA_SUPPORT}, 0) 74 $(error Error: SUPPORT_SP_LIVE_ACTIVATION requires LFA_SUPPORT=1) 75endif #(LFA_SUPPORT) 76ifeq (${ENABLE_SPMD_LP}, 0) 77 $(error Error: SUPPORT_SP_LIVE_ACTIVATION requires ENABLE_SPMD_LP=1) 78endif #(ENABLE_SPMD_LP) 79ifeq (${SPMD_SPM_AT_SEL2},0) 80 $(error Error: SUPPORT_SP_LIVE_ACTIVATION requires SPMD_SPM_AT_SEL2=1) 81endif #(SPMD_SPM_AT_SEL2) 82 $(warning SUPPORT_SP_LIVE_ACTIVATION is an experimental feature) 83endif #(SUPPORT_SP_LIVE_ACTIVATION) 84 85ifneq (${SPD},none) 86ifeq (${ARCH},aarch32) 87 $(error "Error: SPD is incompatible with AArch32.") 88endif 89ifdef EL3_PAYLOAD_BASE 90 $(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.") 91 $(warning "The SPD and its BL32 companion will be present but ignored.") 92endif 93ifeq (${SPD},spmd) 94ifeq ($(SPMD_SPM_AT_SEL2),1) 95 ifeq ($(SPMC_AT_EL3),1) 96 $(error SPM cannot be enabled in both S-EL2 and EL3.) 97 endif 98 ifeq ($(CTX_INCLUDE_SVE_REGS),1) 99 $(error SVE context management not needed with Hafnium SPMC.) 100 endif 101endif 102 103ifeq ($(SPMC_AT_EL3_SEL0_SP),1) 104 ifneq ($(SPMC_AT_EL3),1) 105 $(error SEL0 SP cannot be enabled without SPMC at EL3) 106 endif 107endif 108endif #(SPD=spmd) 109endif #(SPD!=none) 110 111# USE_DEBUGFS experimental feature recommended only in debug builds 112ifeq (${USE_DEBUGFS},1) 113 ifeq (${DEBUG},1) 114 $(warning DEBUGFS experimental feature is enabled.) 115 else 116 $(warning DEBUGFS experimental, recommended in DEBUG builds ONLY) 117 endif 118endif #(USE_DEBUGFS) 119 120# USE_SPINLOCK_CAS requires AArch64 build 121ifeq (${USE_SPINLOCK_CAS},1) 122 ifneq (${ARCH},aarch64) 123 $(error USE_SPINLOCK_CAS requires AArch64) 124 endif 125endif #(USE_SPINLOCK_CAS) 126 127ifdef EL3_PAYLOAD_BASE 128 ifdef PRELOADED_BL33_BASE 129 $(warning "PRELOADED_BL33_BASE and EL3_PAYLOAD_BASE are \ 130 incompatible build options. EL3_PAYLOAD_BASE has priority.") 131 endif 132 ifneq (${GENERATE_COT},0) 133 $(error "GENERATE_COT and EL3_PAYLOAD_BASE are incompatible \ 134 build options.") 135 endif 136 ifneq (${TRUSTED_BOARD_BOOT},0) 137 $(error "TRUSTED_BOARD_BOOT and EL3_PAYLOAD_BASE are \ 138 incompatible \ build options.") 139 endif 140endif #(EL3_PAYLOAD_BASE) 141 142ifeq (${NEED_BL33},yes) 143 ifdef EL3_PAYLOAD_BASE 144 $(warning "BL33 image is not needed when option \ 145 BL33_PAYLOAD_BASE is used and won't be added to the FIP file.") 146 endif 147 ifdef PRELOADED_BL33_BASE 148 $(warning "BL33 image is not needed when option \ 149 PRELOADED_BL33_BASE is used and won't be added to the FIP file.") 150 endif 151endif #(NEED_BL33) 152 153# When building for systems with hardware-assisted coherency, there's no need to 154# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too. 155ifeq ($(HW_ASSISTED_COHERENCY)-$(USE_COHERENT_MEM),1-1) 156 $(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY) 157endif 158 159#For now, BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is 1. 160ifeq ($(RESET_TO_BL2)-$(BL2_IN_XIP_MEM),0-1) 161 $(error "BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is enabled") 162endif 163 164# RAS_EXTENSION is deprecated, provide alternate build options 165ifeq ($(RAS_EXTENSION),1) 166 $(error "RAS_EXTENSION is now deprecated, please use ENABLE_FEAT_RAS \ 167 and HANDLE_EA_EL3_FIRST_NS instead") 168endif 169 170 171# When FAULT_INJECTION_SUPPORT is used, require that FEAT_RAS is enabled 172ifeq ($(FAULT_INJECTION_SUPPORT),1) 173 ifeq ($(ENABLE_FEAT_RAS),0) 174 $(error For FAULT_INJECTION_SUPPORT, ENABLE_FEAT_RAS must not be 0) 175 endif 176endif #(FAULT_INJECTION_SUPPORT) 177 178# DYN_DISABLE_AUTH can be set only when TRUSTED_BOARD_BOOT=1 179ifeq ($(DYN_DISABLE_AUTH), 1) 180 ifeq (${TRUSTED_BOARD_BOOT}, 0) 181 $(error "TRUSTED_BOARD_BOOT must be enabled for DYN_DISABLE_AUTH \ 182 to be set.") 183 endif 184endif #(DYN_DISABLE_AUTH) 185 186# SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled. 187ifeq ($(SDEI_SUPPORT)-$(SDEI_IN_FCONF),0-1) 188 $(error "SDEI_IN_FCONF is only supported when SDEI_SUPPORT is enabled") 189endif 190 191# If pointer authentication is used in the firmware, make sure that all the 192# registers associated to it are also saved and restored. 193# Not doing it would leak the value of the keys used by EL3 to EL1 and S-EL1. 194ifneq ($(ENABLE_PAUTH),0) 195 ifeq ($(CTX_INCLUDE_PAUTH_REGS),0) 196 $(error Pointer Authentication requires CTX_INCLUDE_PAUTH_REGS to be enabled) 197 endif 198endif #(ENABLE_PAUTH) 199 200ifneq ($(CTX_INCLUDE_PAUTH_REGS),0) 201 ifneq (${ARCH},aarch64) 202 $(error CTX_INCLUDE_PAUTH_REGS requires AArch64) 203 endif 204endif #(CTX_INCLUDE_PAUTH_REGS) 205 206# Check ENABLE_FEAT_PAUTH_LR 207ifneq (${ENABLE_FEAT_PAUTH_LR},0) 208 209# Make sure PAUTH is enabled 210ifeq (${ENABLE_PAUTH},0) 211 $(error Error: PAUTH_LR cannot be used without PAUTH (see BRANCH_PROTECTION)) 212endif 213 214# Make sure SCTLR2 is enabled 215ifeq (${ENABLE_FEAT_SCTLR2},0) 216 $(error Error: PAUTH_LR cannot be used without ENABLE_FEAT_SCTLR2) 217endif 218 219ifneq (${ENABLE_FEAT_HACDBS},0) 220 ifeq (${ENABLE_FEAT_HDBSS},0) 221 $(error ENABLE_FEAT_HACDBS requires ENABLE_FEAT_HDBSS) 222 endif 223endif 224 225# FEAT_PAUTH_LR is only supported in aarch64 state 226ifneq (${ARCH},aarch64) 227 $(error ENABLE_FEAT_PAUTH_LR requires AArch64) 228endif 229 230endif # ${ENABLE_FEAT_PAUTH_LR} 231 232ifeq ($(FEATURE_DETECTION),1) 233 $(info FEATURE_DETECTION is an experimental feature) 234endif #(FEATURE_DETECTION) 235 236ifeq ($(FIRME_SUPPORT),1) 237 $(info FIRME_SUPPORT is an experimental feature) 238endif #(FIRME_SUPPORT) 239 240ifneq ($(ENABLE_SME2_FOR_NS), 0) 241 ifeq (${ENABLE_SME_FOR_NS}, 0) 242 $(warning "ENABLE_SME2_FOR_NS requires ENABLE_SME_FOR_NS also \ 243 to be set") 244 $(warning "Forced ENABLE_SME_FOR_NS=1") 245 override ENABLE_SME_FOR_NS := 1 246 endif 247endif #(ENABLE_SME2_FOR_NS) 248 249ifeq (${ARM_XLAT_TABLES_LIB_V1}, 1) 250 ifeq (${ALLOW_RO_XLAT_TABLES}, 1) 251 $(error "ALLOW_RO_XLAT_TABLES requires translation tables \ 252 library v2") 253 endif 254endif #(ARM_XLAT_TABLES_LIB_V1) 255 256ifneq (${DECRYPTION_SUPPORT},none) 257 ifeq (${TRUSTED_BOARD_BOOT}, 0) 258 $(error TRUSTED_BOARD_BOOT must be enabled for DECRYPTION_SUPPORT \ 259 to be set) 260 endif 261endif #(DECRYPTION_SUPPORT) 262 263# Ensure that no Aarch64-only features are enabled in Aarch32 build 264ifeq (${ARCH},aarch32) 265 ifneq (${ENABLE_LTO},0) 266 $(error "ENABLE_LTO is not supported with ARCH=aarch32") 267 endif 268 ifneq (${EL3_EXCEPTION_HANDLING},0) 269 $(error "EL3_EXCEPTION_HANDLING is not supported outside BL31") 270 endif 271 272 ifeq (${CRASH_REPORTING},1) 273 $(error "CRASH_REPORTING is not supported with ARCH=aarch32") 274 endif 275 276 # SME/SVE only supported on AArch64 277 ifneq (${ENABLE_SME_FOR_NS},0) 278 $(error "ENABLE_SME_FOR_NS cannot be used with ARCH=aarch32") 279 endif 280 281 ifneq (${ENABLE_SVE_FOR_NS},0) 282 $(error "ENABLE_SVE_FOR_NS cannot be used with ARCH=aarch32") 283 endif 284 285 ifneq (${ENABLE_SPE_FOR_NS},0) 286 $(error "ENABLE_SPE_FOR_NS cannot be used with ARCH=aarch32") 287 endif 288 289 # BRBE is not supported in AArch32 290 ifneq (${ENABLE_BRBE_FOR_NS},0) 291 $(error "ENABLE_BRBE_FOR_NS cannot be used with ARCH=aarch32") 292 endif 293 294 # FEAT_RNG_TRAP is not supported in AArch32 295 ifneq (${ENABLE_FEAT_RNG_TRAP},0) 296 $(error "ENABLE_FEAT_RNG_TRAP cannot be used with ARCH=aarch32") 297 endif 298 299 ifneq (${ENABLE_FEAT_FPMR},0) 300 $(error "ENABLE_FEAT_FPMR cannot be used with ARCH=aarch32") 301 endif 302 303 ifeq (${ARCH_FEATURE_AVAILABILITY},1) 304 $(error "ARCH_FEATURE_AVAILABILITY cannot be used with ARCH=aarch32") 305 endif 306 # FEAT_MOPS is only supported on AArch64 307 ifneq (${ENABLE_FEAT_MOPS},0) 308 $(error "ENABLE_FEAT_MOPS cannot be used with ARCH=aarch32") 309 endif 310 ifneq (${ENABLE_FEAT_GCIE},0) 311 $(error "ENABLE_FEAT_GCIE cannot be used with ARCH=aarch32") 312 endif 313 ifneq (${ENABLE_FEAT_CPA2},0) 314 $(error "ENABLE_FEAT_CPA2 cannot be used with ARCH=aarch32") 315 endif 316 ifneq (${USE_SPINLOCK_CAS},0) 317 $(error "USE_SPINLOCK_CAS is not supported with ARCH=aarch32") 318 endif 319 ifneq (${PLATFORM_NODE_COUNT},1) 320 $(error "NUMA AWARE PER CPU is not supported with ARCH=aarch32") 321 endif 322 ifeq (${ENABLE_FEAT_CRYPTO},1) 323 $(error "ENABLE_FEAT_CRYPTO cannot be used with ARCH=aarch32") 324 endif 325 ifeq (${ENABLE_FEAT_CRYPTO_SHA3},1) 326 $(error "ENABLE_FEAT_CRYPTO_SHA3 cannot be used with ARCH=aarch32") 327 endif 328 ifneq (${ENABLE_FEAT_MPAM},0) 329 $(error "ENABLE_FEAT_MPAM cannot be used with ARCH=aarch32") 330 endif 331 ifneq (${ENABLE_FEAT_UINJ},0) 332 $(error "ENABLE_FEAT_UINJ cannot be used with ARCH=aarch32") 333 endif 334 ifneq (${ENABLE_FEAT_STEP2},0) 335 $(error "ENABLE_FEAT_STEP2 cannot be used with ARCH=aarch32") 336 endif 337 ifneq (${ENABLE_FEAT_HDBSS},0) 338 $(error "ENABLE_FEAT_HDBSS cannot be used with ARCH=aarch32") 339 endif 340 ifneq (${ENABLE_FEAT_HACDBS},0) 341 $(error "ENABLE_FEAT_HACDBS cannot be used with ARCH=aarch32") 342 endif 343endif #(ARCH=aarch32) 344 345ifneq (${ENABLE_FEAT_FPMR},0) 346 ifeq (${ENABLE_FEAT_FGT},0) 347 $(error "ENABLE_FEAT_FPMR requires ENABLE_FEAT_FGT") 348 endif 349 ifeq (${ENABLE_FEAT_HCX},0) 350 $(error "ENABLE_FEAT_FPMR requires ENABLE_FEAT_HCX") 351 endif 352endif #(ENABLE_FEAT_FPMR) 353 354ifneq (${ENABLE_FEAT_CPA2},0) 355 ifeq (${ENABLE_FEAT_SCTLR2},0) 356 $(error "Error: ENABLE_FEAT_CPA2 cannot be used without ENABLE_FEAT_SCTLR2") 357 endif 358endif #${ENABLE_FEAT_CPA2} 359 360ifneq (${ENABLE_SME_FOR_NS},0) 361 ifeq (${ENABLE_SVE_FOR_NS},0) 362 $(error "ENABLE_SME_FOR_NS requires ENABLE_SVE_FOR_NS") 363 endif 364endif #(ENABLE_SME_FOR_NS) 365 366# Secure SME/SVE requires the non-secure component as well 367ifeq (${ENABLE_SME_FOR_SWD},1) 368 ifeq (${ENABLE_SME_FOR_NS},0) 369 $(error "ENABLE_SME_FOR_SWD requires ENABLE_SME_FOR_NS") 370 endif 371 ifeq (${ENABLE_SVE_FOR_SWD},0) 372 $(error "ENABLE_SME_FOR_SWD requires ENABLE_SVE_FOR_SWD") 373 endif 374endif #(ENABLE_SME_FOR_SWD) 375 376# Enabling SVE for SWD requires enabling SVE for NWD due to ENABLE_FEAT 377# mechanism. 378ifeq (${ENABLE_SVE_FOR_SWD},1) 379 ifeq (${ENABLE_SVE_FOR_NS},0) 380 $(error "ENABLE_SVE_FOR_SWD requires ENABLE_SVE_FOR_NS") 381 endif 382endif 383 384# Enabling FEAT_MOPS requires access to hcrx_el2 registers which is 385# available only when FEAT_HCX is enabled. 386ifneq (${ENABLE_FEAT_MOPS},0) 387 ifeq (${ENABLE_FEAT_HCX},0) 388 $(error "ENABLE_FEAT_MOPS requires ENABLE_FEAT_HCX") 389 endif 390endif 391 392# Enabling SVE for both the worlds typically requires the context 393# management of SVE registers. The only exception being SPMC at S-EL2. 394ifeq (${ENABLE_SVE_FOR_SWD}, 1) 395 ifneq (${ENABLE_SVE_FOR_NS}, 0) 396 ifeq (${CTX_INCLUDE_SVE_REGS}-$(SPMD_SPM_AT_SEL2),0-0) 397 $(warning "ENABLE_SVE_FOR_SWD and ENABLE_SVE_FOR_NS together require CTX_INCLUDE_SVE_REGS") 398 endif 399 endif 400endif 401 402# Enabling SHA3 requires regular Crypto extension to be enabled 403ifeq (${ENABLE_FEAT_CRYPTO_SHA3}, 1) 404 ifeq (${ENABLE_FEAT_CRYPTO}, 0) 405 $(error "ENABLE_FEAT_CRYPTO_SHA3 requires ENABLE_FEAT_CRYPTO") 406 endif 407endif 408 409ifeq (${ENABLE_FEAT_CRYPTO_SHA3}, 2) 410 $(warning "ENABLE_FEAT_CRYPTO_SHA3 does not have any effect when set to 2") 411endif 412 413ifeq (${ENABLE_FEAT_CRYPTO}, 2) 414 $(warning "ENABLE_FEAT_CRYPTO does not have any effect when set to 2") 415endif 416 417# Enabling SVE in either world while enabling CTX_INCLUDE_FPREGS requires 418# CTX_INCLUDE_SVE_REGS to be enabled due to architectural dependency between FP 419# and SVE registers. 420ifeq (${CTX_INCLUDE_FPREGS}, 1) 421 ifneq (${ENABLE_SVE_FOR_NS},0) 422 ifeq (${CTX_INCLUDE_SVE_REGS},0) 423 # Warning instead of error due to CI dependency on this 424 $(warning "CTX_INCLUDE_FPREGS and ENABLE_SVE_FOR_NS together require CTX_INCLUDE_SVE_REGS") 425 $(warning "Forced ENABLE_SVE_FOR_NS=0") 426 override ENABLE_SVE_FOR_NS := 0 427 endif 428 endif 429endif #(CTX_INCLUDE_FPREGS) 430 431# SVE context management is only required if secure world has access to SVE/FP 432# functionality. 433# Enabling CTX_INCLUDE_SVE_REGS requires CTX_INCLUDE_FPREGS to be enabled due 434# to architectural dependency between FP and SVE registers. 435ifeq (${CTX_INCLUDE_SVE_REGS},1) 436 ifeq (${ENABLE_SVE_FOR_SWD},0) 437 $(error "CTX_INCLUDE_SVE_REGS requires ENABLE_SVE_FOR_SWD to also be enabled") 438 endif 439 ifeq (${CTX_INCLUDE_FPREGS},0) 440 $(error "CTX_INCLUDE_SVE_REGS requires CTX_INCLUDE_FPREGS to also be enabled") 441 endif #(CTX_INCLUDE_FPREGS) 442endif #(CTX_INCLUDE_SVE_REGS) 443 444# SME cannot be used with CTX_INCLUDE_FPREGS since SPM does its own context 445# management including FPU registers. 446ifeq (${CTX_INCLUDE_FPREGS},1) 447 ifneq (${ENABLE_SME_FOR_NS},0) 448 $(error "ENABLE_SME_FOR_NS cannot be used with CTX_INCLUDE_FPREGS") 449 endif 450endif #(CTX_INCLUDE_FPREGS) 451 452ifeq ($(DRTM_SUPPORT),1) 453 $(info DRTM_SUPPORT is an experimental feature) 454endif 455 456ifeq (${HOB_LIST},1) 457 $(warning HOB_LIST is an experimental feature) 458endif 459 460ifeq (${TRANSFER_LIST},1) 461 $(info TRANSFER_LIST is an experimental feature) 462endif 463 464ifeq ($(PSA_CRYPTO),1) 465 $(info PSA_CRYPTO is an experimental feature) 466endif 467 468ifeq ($(DICE_PROTECTION_ENVIRONMENT),1) 469 $(info DICE_PROTECTION_ENVIRONMENT is an experimental feature) 470endif 471 472ifeq (${LFA_SUPPORT},1) 473 $(warning LFA_SUPPORT is an experimental feature) 474endif #(LFA_SUPPORT) 475 476ifneq (${ENABLE_FEAT_MPAM_PE_BW_CTRL},0) 477 ifeq (${ENABLE_FEAT_MPAM},0) 478 $(error "ENABLE_FEAT_MPAM_PW_BW_CTRL requires ENABLE_FEAT_MPAM") 479 endif 480endif #(ENABLE_FEAT_MPAM_PE_BW_CTRL) 481 482ifneq (${DYNAMIC_WORKAROUND_CVE_2018_3639},0) 483 ifeq (${WORKAROUND_CVE_2018_3639},0) 484 $(error Error: WORKAROUND_CVE_2018_3639 must be 1 if DYNAMIC_WORKAROUND_CVE_2018_3639 is 1) 485 endif 486endif 487 488ifeq (${WORKAROUND_CVE_2025_0647},1) 489ifeq "8.5" "$(word 1, $(sort 8.5 $(ARM_ARCH_MAJOR).$(ARM_ARCH_MINOR)))" 490else 491 $(error Error: WORKAROUND_CVE_2025_0647 can only be used with Arm Arch v8.5+, set ARM_ARCH_MAJOR and ARM_ARCH_MINOR appropriately.) 492endif 493endif 494 495ifneq ($(ENABLE_FEAT_MORELLO),0) 496 ifneq ($($(ARCH)-cc-id),llvm-clang) 497 $(error ENABLE_FEAT_MORELLO requires Clang toolchain) 498 endif 499 $(warning Morello capability is an experimental feature) 500endif 501 502# Handle all deprecated build options. 503ifeq (${ERROR_DEPRECATED}, 1) 504 ifneq (${NS_TIMER_SWITCH},0) 505 $(error "NS_TIMER_SWITCH breaks Linux preemption model, hence deprecated") 506 endif 507 ifneq (${SPM_MM},0) 508 $(error "SPM_MM build option is deprecated") 509 endif 510endif 511 512ifneq (${ENABLE_FEAT_IDTE3},0) 513 $(info FEAT_IDTE3 is an experimental feature) 514endif #(ENABLE_FEAT_IDTE3) 515