1 /* 2 * Copyright (c) 2013-2026, Arm Limited and Contributors. All rights reserved. 3 * Copyright (c) 2020-2022, NVIDIA Corporation. All rights reserved. 4 * 5 * SPDX-License-Identifier: BSD-3-Clause 6 */ 7 8 #ifndef ARCH_H 9 #define ARCH_H 10 11 #include <lib/utils_def.h> 12 13 /******************************************************************************* 14 * MIDR bit definitions 15 ******************************************************************************/ 16 #define MIDR_IMPL_MASK U(0xff) 17 #define MIDR_IMPL_SHIFT U(0x18) 18 #define MIDR_VAR_SHIFT U(20) 19 #define MIDR_VAR_BITS U(4) 20 #define MIDR_VAR_MASK U(0xf) 21 #define MIDR_REV_SHIFT U(0) 22 #define MIDR_REV_BITS U(4) 23 #define MIDR_REV_MASK U(0xf) 24 #define MIDR_PN_MASK U(0xfff) 25 #define MIDR_PN_SHIFT U(0x4) 26 27 /* Extracts the CPU part number from MIDR for checking CPU match */ 28 #define EXTRACT_PARTNUM(x) ((x >> MIDR_PN_SHIFT) & MIDR_PN_MASK) 29 30 /******************************************************************************* 31 * MPIDR macros 32 ******************************************************************************/ 33 #define MPIDR_MT_MASK (ULL(1) << 24) 34 #define MPIDR_CPU_MASK MPIDR_AFFLVL_MASK 35 #define MPIDR_CLUSTER_MASK (MPIDR_AFFLVL_MASK << MPIDR_AFFINITY_BITS) 36 #define MPIDR_AFFINITY_BITS U(8) 37 #define MPIDR_AFFLVL_MASK ULL(0xff) 38 #define MPIDR_AFF0_SHIFT U(0) 39 #define MPIDR_AFF1_SHIFT U(8) 40 #define MPIDR_AFF2_SHIFT U(16) 41 #define MPIDR_AFF3_SHIFT U(32) 42 #define MPIDR_AFF_SHIFT(_n) MPIDR_AFF##_n##_SHIFT 43 #define MPIDR_AFFINITY_MASK ULL(0xff00ffffff) 44 #define MPIDR_AFFLVL_SHIFT U(3) 45 #define MPIDR_AFFLVL0 ULL(0x0) 46 #define MPIDR_AFFLVL1 ULL(0x1) 47 #define MPIDR_AFFLVL2 ULL(0x2) 48 #define MPIDR_AFFLVL3 ULL(0x3) 49 #define MPIDR_AFFLVL(_n) MPIDR_AFFLVL##_n 50 #define MPIDR_AFFLVL0_VAL(mpidr) \ 51 (((mpidr) >> MPIDR_AFF0_SHIFT) & MPIDR_AFFLVL_MASK) 52 #define MPIDR_AFFLVL1_VAL(mpidr) \ 53 (((mpidr) >> MPIDR_AFF1_SHIFT) & MPIDR_AFFLVL_MASK) 54 #define MPIDR_AFFLVL2_VAL(mpidr) \ 55 (((mpidr) >> MPIDR_AFF2_SHIFT) & MPIDR_AFFLVL_MASK) 56 #define MPIDR_AFFLVL3_VAL(mpidr) \ 57 (((mpidr) >> MPIDR_AFF3_SHIFT) & MPIDR_AFFLVL_MASK) 58 /* 59 * The MPIDR_MAX_AFFLVL count starts from 0. Take care to 60 * add one while using this macro to define array sizes. 61 * TODO: Support only the first 3 affinity levels for now. 62 */ 63 #define MPIDR_MAX_AFFLVL U(2) 64 65 #define MPID_MASK (MPIDR_MT_MASK | \ 66 (MPIDR_AFFLVL_MASK << MPIDR_AFF3_SHIFT) | \ 67 (MPIDR_AFFLVL_MASK << MPIDR_AFF2_SHIFT) | \ 68 (MPIDR_AFFLVL_MASK << MPIDR_AFF1_SHIFT) | \ 69 (MPIDR_AFFLVL_MASK << MPIDR_AFF0_SHIFT)) 70 71 #define MPIDR_AFF_ID(mpid, n) \ 72 (((mpid) >> MPIDR_AFF_SHIFT(n)) & MPIDR_AFFLVL_MASK) 73 74 /* 75 * An invalid MPID. This value can be used by functions that return an MPID to 76 * indicate an error. 77 */ 78 #define INVALID_MPID U(0xFFFFFFFF) 79 80 /******************************************************************************* 81 * Definitions for Exception vector offsets 82 ******************************************************************************/ 83 #define CURRENT_EL_SP0 0x0 84 #define CURRENT_EL_SPX 0x200 85 #define LOWER_EL_AARCH64 0x400 86 #define LOWER_EL_AARCH32 0x600 87 88 #define SYNC_EXCEPTION 0x0 89 #define IRQ_EXCEPTION 0x80 90 #define FIQ_EXCEPTION 0x100 91 #define SERROR_EXCEPTION 0x180 92 93 /******************************************************************************* 94 * Encodings for GICv5 EL3 system registers 95 ******************************************************************************/ 96 #define ICC_PPI_DOMAINR0_EL3 S3_6_C12_C8_4 97 #define ICC_PPI_DOMAINR1_EL3 S3_6_C12_C8_5 98 #define ICC_PPI_DOMAINR2_EL3 S3_6_C12_C8_6 99 #define ICC_PPI_DOMAINR3_EL3 S3_6_C12_C8_7 100 101 #define ICC_PPI_DOMAINR_FIELD_MASK ULL(0x3) 102 #define ICC_PPI_DOMAINR_COUNT (32) 103 104 /******************************************************************************* 105 * Definitions for CPU system register interface to GICv3 106 ******************************************************************************/ 107 #define ICC_IGRPEN1_EL1 S3_0_C12_C12_7 108 #define ICC_SGI1R S3_0_C12_C11_5 109 #define ICC_ASGI1R S3_0_C12_C11_6 110 #define ICC_SRE_EL1 S3_0_C12_C12_5 111 #define ICC_SRE_EL2 S3_4_C12_C9_5 112 #define ICC_SRE_EL3 S3_6_C12_C12_5 113 #define ICC_CTLR_EL1 S3_0_C12_C12_4 114 #define ICC_CTLR_EL3 S3_6_C12_C12_4 115 #define ICC_PMR_EL1 S3_0_C4_C6_0 116 #define ICC_RPR_EL1 S3_0_C12_C11_3 117 #define ICC_IGRPEN1_EL3 S3_6_c12_c12_7 118 #define ICC_IGRPEN0_EL1 S3_0_c12_c12_6 119 #define ICC_HPPIR0_EL1 S3_0_c12_c8_2 120 #define ICC_HPPIR1_EL1 S3_0_c12_c12_2 121 #define ICC_IAR0_EL1 S3_0_c12_c8_0 122 #define ICC_IAR1_EL1 S3_0_c12_c12_0 123 #define ICC_EOIR0_EL1 S3_0_c12_c8_1 124 #define ICC_EOIR1_EL1 S3_0_c12_c12_1 125 #define ICC_SGI0R_EL1 S3_0_c12_c11_7 126 127 /******************************************************************************* 128 * Definitions for EL2 system registers for save/restore routine 129 ******************************************************************************/ 130 #define CNTPOFF_EL2 S3_4_C14_C0_6 131 #define HDFGRTR2_EL2 S3_4_C3_C1_0 132 #define HDFGWTR2_EL2 S3_4_C3_C1_1 133 #define HFGRTR2_EL2 S3_4_C3_C1_2 134 #define HFGWTR2_EL2 S3_4_C3_C1_3 135 #define HDFGRTR_EL2 S3_4_C3_C1_4 136 #define HDFGWTR_EL2 S3_4_C3_C1_5 137 #define HAFGRTR_EL2 S3_4_C3_C1_6 138 #define HFGITR2_EL2 S3_4_C3_C1_7 139 #define HFGITR_EL2 S3_4_C1_C1_6 140 #define HFGRTR_EL2 S3_4_C1_C1_4 141 #define HFGWTR_EL2 S3_4_C1_C1_5 142 #define ICH_HCR_EL2 S3_4_C12_C11_0 143 #define ICH_VMCR_EL2 S3_4_C12_C11_7 144 #define MPAMVPM0_EL2 S3_4_C10_C6_0 145 #define MPAMVPM1_EL2 S3_4_C10_C6_1 146 #define MPAMVPM2_EL2 S3_4_C10_C6_2 147 #define MPAMVPM3_EL2 S3_4_C10_C6_3 148 #define MPAMVPM4_EL2 S3_4_C10_C6_4 149 #define MPAMVPM5_EL2 S3_4_C10_C6_5 150 #define MPAMVPM6_EL2 S3_4_C10_C6_6 151 #define MPAMVPM7_EL2 S3_4_C10_C6_7 152 #define MPAMVPMV_EL2 S3_4_C10_C4_1 153 #define VNCR_EL2 S3_4_C2_C2_0 154 #define PMSCR_EL2 S3_4_C9_C9_0 155 #define TFSR_EL2 S3_4_C5_C6_0 156 #define CONTEXTIDR_EL2 S3_4_C13_C0_1 157 #define TTBR1_EL2 S3_4_C2_C0_1 158 159 /******************************************************************************* 160 * Generic timer memory mapped registers & offsets 161 ******************************************************************************/ 162 #define CNTCR_OFF U(0x000) 163 #define CNTCV_OFF U(0x008) 164 #define CNTFID_OFF U(0x020) 165 166 #define CNTCR_EN (U(1) << 0) 167 #define CNTCR_HDBG (U(1) << 1) 168 #define CNTCR_FCREQ(x) ((x) << 8) 169 170 /******************************************************************************* 171 * System register bit definitions 172 ******************************************************************************/ 173 /* CLIDR definitions */ 174 #define LOUIS_SHIFT U(21) 175 #define LOC_SHIFT U(24) 176 #define CTYPE_SHIFT(n) U(3 * (n - 1)) 177 #define CLIDR_FIELD_WIDTH U(3) 178 179 /* CSSELR definitions */ 180 #define LEVEL_SHIFT U(1) 181 182 /* Data cache set/way op type defines */ 183 #define DCISW U(0x0) 184 #define DCCISW U(0x1) 185 #if ERRATA_A53_827319 186 #define DCCSW DCCISW 187 #else 188 #define DCCSW U(0x2) 189 #endif 190 191 #define ID_REG_FIELD_MASK ULL(0xf) 192 193 /******************************************************************************* 194 * PFR0_EL1 - Definitions for AArch32 Processor Feature Register 0 195 ******************************************************************************/ 196 #define ID_PFR0_EL1 S3_0_C0_C1_0 197 198 /******************************************************************************* 199 * PFR2_EL1 - Definitions for AArch32 Processor Feature Register 2 200 ******************************************************************************/ 201 #define ID_PFR2_EL1 S3_0_C0_C3_4 202 203 /******************************************************************************* 204 * ID_ISAR6_EL1 - Definition for AArch32 Instruction Set Attribute Register 6 205 ******************************************************************************/ 206 #define ID_ISAR6_EL1 S3_0_C0_C2_7 207 208 /******************************************************************************* 209 * ID_DFR1_EL1 - Definition for AArch32 Debug Feature Register 1 210 ******************************************************************************/ 211 #define ID_DFR1_EL1 S3_0_C0_C3_5 212 213 /* ID_AA64PFR0_EL1 definitions */ 214 #define ID_AA64PFR0_EL0_SHIFT U(0) 215 #define ID_AA64PFR0_EL1_SHIFT U(4) 216 #define ID_AA64PFR0_EL2_SHIFT U(8) 217 #define ID_AA64PFR0_EL3_SHIFT U(12) 218 219 #define ID_AA64PFR0_AMU_SHIFT U(44) 220 #define ID_AA64PFR0_AMU_MASK ULL(0xf) 221 #define ID_AA64PFR0_AMU_V1 ULL(0x1) 222 #define ID_AA64PFR0_AMU_V1P1 U(0x2) 223 224 #define ID_AA64PFR0_ELX_MASK ULL(0xf) 225 #define ID_AA64PFR0_EL0_MASK ID_AA64PFR0_ELX_MASK 226 #define ID_AA64PFR0_EL1_MASK ID_AA64PFR0_ELX_MASK 227 #define ID_AA64PFR0_EL2_MASK ID_AA64PFR0_ELX_MASK 228 #define ID_AA64PFR0_EL3_MASK ID_AA64PFR0_ELX_MASK 229 230 #define ID_AA64PFR0_GIC_SHIFT U(24) 231 #define ID_AA64PFR0_GIC_WIDTH U(4) 232 #define ID_AA64PFR0_GIC_MASK ULL(0xf) 233 234 #define ID_AA64PFR0_SVE_SHIFT U(32) 235 #define ID_AA64PFR0_SVE_MASK ULL(0xf) 236 #define ID_AA64PFR0_SVE_LENGTH U(4) 237 #define SVE_IMPLEMENTED ULL(0x1) 238 239 #define ID_AA64PFR0_SEL2_SHIFT U(36) 240 #define ID_AA64PFR0_SEL2_MASK ULL(0xf) 241 242 #define ID_AA64PFR0_MPAM_SHIFT U(40) 243 #define ID_AA64PFR0_MPAM_MASK ULL(0xf) 244 245 #define ID_AA64PFR0_DIT_SHIFT U(48) 246 #define ID_AA64PFR0_DIT_MASK ULL(0xf) 247 #define ID_AA64PFR0_DIT_LENGTH U(4) 248 #define DIT_IMPLEMENTED ULL(1) 249 250 #define ID_AA64PFR0_CSV2_SHIFT U(56) 251 #define ID_AA64PFR0_CSV2_MASK ULL(0xf) 252 #define ID_AA64PFR0_CSV2_LENGTH U(4) 253 #define CSV2_2_IMPLEMENTED ULL(0x2) 254 #define CSV2_3_IMPLEMENTED ULL(0x3) 255 256 #define ID_AA64PFR0_FEAT_RME_SHIFT U(52) 257 #define ID_AA64PFR0_FEAT_RME_MASK ULL(0xf) 258 #define ID_AA64PFR0_FEAT_RME_LENGTH U(4) 259 #define RME_NOT_IMPLEMENTED ULL(0) 260 #define RME_GPC2_IMPLEMENTED ULL(0x2) 261 262 #define ID_AA64PFR0_RAS_SHIFT U(28) 263 #define ID_AA64PFR0_RAS_MASK ULL(0xf) 264 #define ID_AA64PFR0_RAS_LENGTH U(4) 265 266 /* Exception level handling */ 267 #define EL_IMPL_NONE ULL(0) 268 #define EL_IMPL_A64ONLY ULL(1) 269 #define EL_IMPL_A64_A32 ULL(2) 270 271 /* ID_AA64DFR0_EL1.DebugVer definitions */ 272 #define ID_AA64DFR0_DEBUGVER_SHIFT U(0) 273 #define ID_AA64DFR0_DEBUGVER_MASK ULL(0xf) 274 #define DEBUGVER_V8P9_IMPLEMENTED ULL(0xb) 275 276 /* ID_AA64DFR0_EL1.TraceVer definitions */ 277 #define ID_AA64DFR0_TRACEVER_SHIFT U(4) 278 #define ID_AA64DFR0_TRACEVER_MASK ULL(0xf) 279 #define ID_AA64DFR0_TRACEVER_LENGTH U(4) 280 281 #define ID_AA64DFR0_TRACEFILT_SHIFT U(40) 282 #define ID_AA64DFR0_TRACEFILT_MASK U(0xf) 283 #define ID_AA64DFR0_TRACEFILT_LENGTH U(4) 284 #define TRACEFILT_IMPLEMENTED ULL(1) 285 286 #define ID_AA64DFR0_PMUVER_LENGTH U(4) 287 #define ID_AA64DFR0_PMUVER_SHIFT U(8) 288 #define ID_AA64DFR0_PMUVER_MASK U(0xf) 289 #define ID_AA64DFR0_PMUVER_PMUV3 U(1) 290 #define ID_AA64DFR0_PMUVER_PMUV3P9 U(9) 291 #define ID_AA64DFR0_PMUVER_IMP_DEF U(0xf) 292 293 /* ID_AA64DFR0_EL1.SEBEP definitions */ 294 #define ID_AA64DFR0_SEBEP_SHIFT U(24) 295 #define ID_AA64DFR0_SEBEP_MASK ULL(0xf) 296 #define SEBEP_IMPLEMENTED ULL(1) 297 298 /* ID_AA64DFR0_EL1.PMS definitions (for ARMv8.2+) */ 299 #define ID_AA64DFR0_PMS_SHIFT U(32) 300 #define ID_AA64DFR0_PMS_MASK ULL(0xf) 301 #define SPE_IMPLEMENTED ULL(0x1) 302 #define SPE_NOT_IMPLEMENTED ULL(0x0) 303 304 /* ID_AA64DFR0_EL1.TraceBuffer definitions */ 305 #define ID_AA64DFR0_TRACEBUFFER_SHIFT U(44) 306 #define ID_AA64DFR0_TRACEBUFFER_MASK ULL(0xf) 307 #define TRACEBUFFER_IMPLEMENTED ULL(1) 308 309 /* ID_AA64DFR0_EL1.MTPMU definitions (for ARMv8.6+) */ 310 #define ID_AA64DFR0_MTPMU_SHIFT U(48) 311 #define ID_AA64DFR0_MTPMU_MASK ULL(0xf) 312 #define MTPMU_IMPLEMENTED ULL(1) 313 #define MTPMU_NOT_IMPLEMENTED ULL(15) 314 315 /* ID_AA64DFR0_EL1.BRBE definitions */ 316 #define ID_AA64DFR0_BRBE_SHIFT U(52) 317 #define ID_AA64DFR0_BRBE_MASK ULL(0xf) 318 #define BRBE_IMPLEMENTED ULL(1) 319 320 /* ID_AA64DFR1_EL1 definitions */ 321 #define ID_AA64DFR1_EBEP_SHIFT U(48) 322 #define ID_AA64DFR1_EBEP_MASK ULL(0xf) 323 #define EBEP_IMPLEMENTED ULL(1) 324 325 #define ID_AA64DFR1_BRP_SHIFT U(8) 326 #define ID_AA64DFR1_BRP_WIDTH U(8) 327 328 /* ID_AA64DFR2_EL1 definitions */ 329 #define ID_AA64DFR2_STEP_SHIFT U(0) 330 #define ID_AA64DFR2_STEP_MASK ULL(0xf) 331 332 #define ID_AA64ZFR0_EL1 S3_0_C0_C4_4 333 #define ID_AA64FPFR0_EL1 S3_0_C0_C4_7 334 #define ID_AA64DFR2_EL1 S3_0_C0_C5_2 335 #define GMID_EL1 S3_1_C0_C0_4 336 337 /* ID_AA64ISAR0_EL1 definitions */ 338 #define ID_AA64ISAR0_ATOMIC_SHIFT U(20) 339 #define ID_AA64ISAR0_ATOMIC_MASK ULL(0xf) 340 #define ID_AA64ISAR0_RNDR_SHIFT U(60) 341 #define ID_AA64ISAR0_RNDR_MASK ULL(0xf) 342 343 #define ID_AA64ISAR0_AES_SHIFT U(0x4) 344 #define ID_AA64ISAR0_AES_MASK ULL(0xf) 345 #define ID_AA64ISAR0_SHA1_SHIFT U(0x8) 346 #define ID_AA64ISAR0_SHA1_MASK ULL(0xf) 347 #define ID_AA64ISAR0_SHA2_SHIFT U(0xc) 348 #define ID_AA64ISAR0_SHA2_MASK ULL(0xf) 349 350 /* ID_AA64ISAR1_EL1 definitions */ 351 #define ID_AA64ISAR1_EL1 S3_0_C0_C6_1 352 353 #define ID_AA64ISAR1_LS64_SHIFT U(60) 354 #define ID_AA64ISAR1_LS64_MASK ULL(0xf) 355 #define LS64_ACCDATA_IMPLEMENTED ULL(0x3) 356 #define LS64_V_IMPLEMENTED ULL(0x2) 357 #define LS64_IMPLEMENTED ULL(0x1) 358 #define LS64_NOT_IMPLEMENTED ULL(0x0) 359 360 #define ID_AA64ISAR1_SB_SHIFT U(36) 361 #define ID_AA64ISAR1_SB_MASK ULL(0xf) 362 #define SB_IMPLEMENTED ULL(0x1) 363 #define SB_NOT_IMPLEMENTED ULL(0x0) 364 365 #define ID_AA64ISAR1_GPI_SHIFT U(28) 366 #define ID_AA64ISAR1_GPI_MASK ULL(0xf) 367 #define ID_AA64ISAR1_GPA_SHIFT U(24) 368 #define ID_AA64ISAR1_GPA_MASK ULL(0xf) 369 370 #define ID_AA64ISAR1_API_SHIFT U(8) 371 #define ID_AA64ISAR1_API_MASK ULL(0xf) 372 #define ID_AA64ISAR1_APA_SHIFT U(4) 373 #define ID_AA64ISAR1_APA_MASK ULL(0xf) 374 375 /* ID_AA64ISAR2_EL1 definitions */ 376 #define ID_AA64ISAR2_EL1 S3_0_C0_C6_2 377 #define ID_AA64ISAR2_EL1_MOPS_SHIFT U(16) 378 #define ID_AA64ISAR2_EL1_MOPS_MASK ULL(0xf) 379 380 #define MOPS_IMPLEMENTED ULL(0x1) 381 382 #define ID_AA64ISAR2_GPA3_SHIFT U(8) 383 #define ID_AA64ISAR2_GPA3_MASK ULL(0xf) 384 385 #define ID_AA64ISAR2_APA3_SHIFT U(12) 386 #define ID_AA64ISAR2_APA3_MASK ULL(0xf) 387 388 #define ID_AA64ISAR2_CLRBHB_SHIFT U(28) 389 #define ID_AA64ISAR2_CLRBHB_MASK ULL(0xf) 390 391 #define ID_AA64ISAR2_SYSREG128_SHIFT U(32) 392 #define ID_AA64ISAR2_SYSREG128_MASK ULL(0xf) 393 394 /* ID_AA64ISAR3_EL1 definitions */ 395 #define ID_AA64ISAR3_EL1 S3_0_C0_C6_3 396 #define ID_AA64ISAR3_EL1_CPA_SHIFT U(0) 397 #define ID_AA64ISAR3_EL1_CPA_MASK ULL(0xf) 398 399 #define CPA2_IMPLEMENTED ULL(0x2) 400 401 /* ID_AA64MMFR0_EL1 definitions */ 402 #define ID_AA64MMFR0_EL1_PARANGE_SHIFT U(0) 403 #define ID_AA64MMFR0_EL1_PARANGE_MASK ULL(0xf) 404 405 #define PARANGE_0000 U(32) 406 #define PARANGE_0001 U(36) 407 #define PARANGE_0010 U(40) 408 #define PARANGE_0011 U(42) 409 #define PARANGE_0100 U(44) 410 #define PARANGE_0101 U(48) 411 #define PARANGE_0110 U(52) 412 #define PARANGE_0111 U(56) 413 414 #define ID_AA64MMFR0_EL1_ECV_SHIFT U(60) 415 #define ID_AA64MMFR0_EL1_ECV_MASK ULL(0xf) 416 #define ID_AA64MMFR0_EL1_ECV_SELF_SYNCH ULL(0x2) 417 #define ECV_IMPLEMENTED ULL(0x1) 418 419 #define ID_AA64MMFR0_EL1_FGT_SHIFT U(56) 420 #define ID_AA64MMFR0_EL1_FGT_MASK ULL(0xf) 421 #define FGT2_IMPLEMENTED ULL(0x2) 422 #define FGT_IMPLEMENTED ULL(0x1) 423 #define FGT_NOT_IMPLEMENTED ULL(0x0) 424 425 #define ID_AA64MMFR0_EL1_TGRAN4_SHIFT U(28) 426 #define ID_AA64MMFR0_EL1_TGRAN4_MASK ULL(0xf) 427 428 #define ID_AA64MMFR0_EL1_TGRAN64_SHIFT U(24) 429 #define ID_AA64MMFR0_EL1_TGRAN64_MASK ULL(0xf) 430 431 #define ID_AA64MMFR0_EL1_TGRAN16_SHIFT U(20) 432 #define ID_AA64MMFR0_EL1_TGRAN16_MASK ULL(0xf) 433 #define TGRAN16_IMPLEMENTED ULL(0x1) 434 435 /* ID_AA64MMFR1_EL1 definitions */ 436 #define ID_AA64MMFR1_EL1_TWED_SHIFT U(32) 437 #define ID_AA64MMFR1_EL1_TWED_MASK ULL(0xf) 438 #define TWED_IMPLEMENTED ULL(0x1) 439 440 #define ID_AA64MMFR1_EL1_HAFDBS_SHIFT U(0) 441 #define ID_AA64MMFR1_EL1_HAFDBS_MASK ULL(0xf) 442 #define HDBSS_IMPLEMENTED ULL(0x4) 443 444 #define ID_AA64MMFR1_EL1_PAN_SHIFT U(20) 445 #define ID_AA64MMFR1_EL1_PAN_MASK ULL(0xf) 446 #define PAN_IMPLEMENTED ULL(0x1) 447 #define PAN2_IMPLEMENTED ULL(0x2) 448 #define PAN3_IMPLEMENTED ULL(0x3) 449 450 #define ID_AA64MMFR1_EL1_VHE_SHIFT U(8) 451 #define ID_AA64MMFR1_EL1_VHE_MASK ULL(0xf) 452 453 #define ID_AA64MMFR1_EL1_HCX_SHIFT U(40) 454 #define ID_AA64MMFR1_EL1_HCX_MASK ULL(0xf) 455 #define HCX_IMPLEMENTED ULL(0x1) 456 457 /* ID_AA64MMFR2_EL1 definitions */ 458 #define ID_AA64MMFR2_EL1 S3_0_C0_C7_2 459 460 #define ID_AA64MMFR2_EL1_IDS_SHIFT U(36) 461 #define ID_AA64MMFR2_EL1_IDS_MASK ULL(0xf) 462 463 #define ID_AA64MMFR2_EL1_ST_SHIFT U(28) 464 #define ID_AA64MMFR2_EL1_ST_MASK ULL(0xf) 465 466 #define ID_AA64MMFR2_EL1_CCIDX_SHIFT U(20) 467 #define ID_AA64MMFR2_EL1_CCIDX_MASK ULL(0xf) 468 #define ID_AA64MMFR2_EL1_CCIDX_LENGTH U(4) 469 470 #define ID_AA64MMFR2_EL1_UAO_SHIFT U(4) 471 #define ID_AA64MMFR2_EL1_UAO_MASK ULL(0xf) 472 473 #define ID_AA64MMFR2_EL1_CNP_SHIFT U(0) 474 #define ID_AA64MMFR2_EL1_CNP_MASK ULL(0xf) 475 476 #define ID_AA64MMFR2_EL1_NV_SHIFT U(24) 477 #define ID_AA64MMFR2_EL1_NV_MASK ULL(0xf) 478 #define NV2_IMPLEMENTED ULL(0x2) 479 480 /* ID_AA64MMFR3_EL1 definitions */ 481 #define ID_AA64MMFR3_EL1 S3_0_C0_C7_3 482 483 #define ID_AA64MMFR3_EL1_D128_SHIFT U(32) 484 #define ID_AA64MMFR3_EL1_D128_MASK ULL(0xf) 485 #define D128_IMPLEMENTED ULL(0x1) 486 487 #define ID_AA64MMFR3_EL1_MEC_SHIFT U(28) 488 #define ID_AA64MMFR3_EL1_MEC_MASK ULL(0xf) 489 490 #define ID_AA64MMFR3_EL1_AIE_SHIFT U(24) 491 #define ID_AA64MMFR3_EL1_AIE_MASK ULL(0xf) 492 493 #define ID_AA64MMFR3_EL1_S2POE_SHIFT U(20) 494 #define ID_AA64MMFR3_EL1_S2POE_MASK ULL(0xf) 495 496 #define ID_AA64MMFR3_EL1_S1POE_SHIFT U(16) 497 #define ID_AA64MMFR3_EL1_S1POE_MASK ULL(0xf) 498 499 #define ID_AA64MMFR3_EL1_S2PIE_SHIFT U(12) 500 #define ID_AA64MMFR3_EL1_S2PIE_MASK ULL(0xf) 501 502 #define ID_AA64MMFR3_EL1_S1PIE_SHIFT U(8) 503 #define ID_AA64MMFR3_EL1_S1PIE_MASK ULL(0xf) 504 505 #define ID_AA64MMFR3_EL1_SCTLR2_SHIFT U(4) 506 #define ID_AA64MMFR3_EL1_SCTLR2_MASK ULL(0xf) 507 #define SCTLR2_IMPLEMENTED ULL(1) 508 509 #define ID_AA64MMFR3_EL1_TCRX_SHIFT U(0) 510 #define ID_AA64MMFR3_EL1_TCRX_MASK ULL(0xf) 511 512 /* ID_AA64MMFR4_EL1 definitions */ 513 #define ID_AA64MMFR4_EL1 S3_0_C0_C7_4 514 515 #define ID_AA64MMFR4_EL1_HACDBS_SHIFT U(12) 516 #define ID_AA64MMFR4_EL1_HACDBS_MASK ULL(0xf) 517 #define HACDBS_IMPLEMENTED ULL(0x1) 518 519 #define ID_AA64MMFR4_EL1_FGWTE3_SHIFT U(16) 520 #define ID_AA64MMFR4_EL1_FGWTE3_MASK ULL(0xf) 521 #define FGWTE3_IMPLEMENTED ULL(0x1) 522 523 #define ID_AA64MMFR4_EL1_RME_GDI_SHIFT U(28) 524 #define ID_AA64MMFR4_EL1_RME_GDI_MASK ULL(0xf) 525 #define ID_AA64MMFR4_EL1_RME_GDI_LENGTH U(4) 526 #define RME_GDI_IMPLEMENTED ULL(0x1) 527 528 /* ID_AA64PFR1_EL1 definitions */ 529 530 #define ID_AA64PFR1_EL1_BT_SHIFT U(0) 531 #define ID_AA64PFR1_EL1_BT_MASK ULL(0xf) 532 #define BTI_IMPLEMENTED ULL(1) /* The BTI mechanism is implemented */ 533 534 #define ID_AA64PFR1_EL1_SSBS_SHIFT U(4) 535 #define ID_AA64PFR1_EL1_SSBS_MASK ULL(0xf) 536 #define SSBS_NOT_IMPLEMENTED ULL(0) /* No architectural SSBS support */ 537 538 #define ID_AA64PFR1_EL1_MTE_SHIFT U(8) 539 #define ID_AA64PFR1_EL1_MTE_MASK ULL(0xf) 540 541 #define ID_AA64PFR1_EL1_RNDR_TRAP_SHIFT U(28) 542 #define ID_AA64PFR1_EL1_RNDR_TRAP_MASK U(0xf) 543 #define RNG_TRAP_IMPLEMENTED ULL(0x1) 544 545 #define ID_AA64PFR1_EL1_NMI_SHIFT U(36) 546 #define ID_AA64PFR1_EL1_NMI_MASK ULL(0xf) 547 #define NMI_IMPLEMENTED ULL(1) 548 549 #define ID_AA64PFR1_EL1_GCS_SHIFT U(44) 550 #define ID_AA64PFR1_EL1_GCS_MASK ULL(0xf) 551 #define GCS_IMPLEMENTED ULL(1) 552 553 #define ID_AA64PFR1_EL1_THE_SHIFT U(48) 554 #define ID_AA64PFR1_EL1_THE_MASK ULL(0xf) 555 #define THE_IMPLEMENTED ULL(1) 556 557 #define ID_AA64PFR1_EL1_PFAR_SHIFT U(60) 558 #define ID_AA64PFR1_EL1_PFAR_MASK ULL(0xf) 559 560 /* ID_AA64PFR1_EL1.CE field: Morello architecture presence (bits [23:20]) */ 561 #define ID_AA64PFR1_EL1_CE_SHIFT U(20) 562 #define ID_AA64PFR1_EL1_CE_MASK ULL(0xf) 563 /* 0b0000 means Morello arch is not present, 0b0001 means it is present */ 564 #define MORELLO_EXTENSION_IMPLEMENTED ULL(0x1) 565 #define CSCR_EL3_SETTAG ULL(0x1) 566 567 /* ID_AA64PFR2_EL1 definitions */ 568 #define ID_AA64PFR2_EL1 S3_0_C0_C4_2 569 570 #define ID_AA64PFR2_EL1_MTEPERM_SHIFT U(0) 571 #define ID_AA64PFR2_EL1_MTEPERM_MASK ULL(0xf) 572 573 #define ID_AA64PFR2_EL1_MTESTOREONLY_SHIFT U(4) 574 #define ID_AA64PFR2_EL1_MTESTOREONLY_MASK ULL(0xf) 575 576 #define ID_AA64PFR2_EL1_MTEFAR_SHIFT U(8) 577 #define ID_AA64PFR2_EL1_MTEFAR_MASK ULL(0xf) 578 579 #define ID_AA64PFR2_EL1_UINJ_SHIFT U(16) 580 #define ID_AA64PFR2_EL1_UINJ_MASK ULL(0xf) 581 #define UINJ_IMPLEMENTED ULL(0x1) 582 583 #define ID_AA64PFR2_EL1_FPMR_SHIFT U(32) 584 #define ID_AA64PFR2_EL1_FPMR_MASK ULL(0xf) 585 586 #define FPMR_IMPLEMENTED ULL(0x1) 587 588 #define VDISR_EL2 S3_4_C12_C1_1 589 #define VSESR_EL2 S3_4_C5_C2_3 590 591 /* Memory Tagging Extension is not implemented */ 592 #define MTE_UNIMPLEMENTED U(0) 593 /* FEAT_MTE: MTE instructions accessible at EL0 are implemented */ 594 #define MTE_IMPLEMENTED_EL0 U(1) 595 /* FEAT_MTE2: Full MTE is implemented */ 596 #define MTE_IMPLEMENTED_ELX U(2) 597 /* 598 * FEAT_MTE3: MTE is implemented with support for 599 * asymmetric Tag Check Fault handling 600 */ 601 #define MTE_IMPLEMENTED_ASY U(3) 602 603 #define ID_AA64PFR1_MPAM_FRAC_SHIFT ULL(16) 604 #define ID_AA64PFR1_MPAM_FRAC_MASK ULL(0xf) 605 606 #define ID_AA64PFR1_EL1_SME_SHIFT U(24) 607 #define ID_AA64PFR1_EL1_SME_MASK ULL(0xf) 608 #define ID_AA64PFR1_EL1_SME_WIDTH U(4) 609 #define SME_IMPLEMENTED ULL(0x1) 610 #define SME2_IMPLEMENTED ULL(0x2) 611 #define SME_NOT_IMPLEMENTED ULL(0x0) 612 613 /* ID_AA64PFR2_EL1 definitions */ 614 #define ID_AA64PFR2_EL1 S3_0_C0_C4_2 615 #define ID_AA64PFR2_EL1_GCIE_SHIFT 12 616 #define ID_AA64PFR2_EL1_GCIE_MASK ULL(0xf) 617 618 /* ID_PFR1_EL1 definitions */ 619 #define ID_PFR1_VIRTEXT_SHIFT U(12) 620 #define ID_PFR1_VIRTEXT_MASK U(0xf) 621 #define GET_VIRT_EXT(id) (((id) >> ID_PFR1_VIRTEXT_SHIFT) \ 622 & ID_PFR1_VIRTEXT_MASK) 623 624 /* SCTLR definitions */ 625 #define SCTLR_EL2_RES1 ((U(1) << 29) | (U(1) << 28) | (U(1) << 23) | \ 626 (U(1) << 22) | (U(1) << 18) | (U(1) << 16) | \ 627 (U(1) << 11) | (U(1) << 5) | (U(1) << 4)) 628 629 #define SCTLR_EL1_RES1 ((UL(1) << 29) | (UL(1) << 28) | (UL(1) << 23) | \ 630 (UL(1) << 22) | (UL(1) << 20) | (UL(1) << 11)) 631 632 #define SCTLR_AARCH32_EL1_RES1 \ 633 ((U(1) << 23) | (U(1) << 22) | (U(1) << 11) | \ 634 (U(1) << 4) | (U(1) << 3)) 635 636 #define SCTLR_EL3_RES1 ((U(1) << 29) | (U(1) << 28) | (U(1) << 23) | \ 637 (U(1) << 22) | (U(1) << 18) | (U(1) << 16) | \ 638 (U(1) << 11) | (U(1) << 5) | (U(1) << 4)) 639 640 #define SCTLR_M_BIT (ULL(1) << 0) 641 #define SCTLR_A_BIT (ULL(1) << 1) 642 #define SCTLR_C_BIT (ULL(1) << 2) 643 #define SCTLR_SA_BIT (ULL(1) << 3) 644 #define SCTLR_SA0_BIT (ULL(1) << 4) 645 #define SCTLR_CP15BEN_BIT (ULL(1) << 5) 646 #define SCTLR_nAA_BIT (ULL(1) << 6) 647 #define SCTLR_ITD_BIT (ULL(1) << 7) 648 #define SCTLR_SED_BIT (ULL(1) << 8) 649 #define SCTLR_UMA_BIT (ULL(1) << 9) 650 #define SCTLR_EnRCTX_BIT (ULL(1) << 10) 651 #define SCTLR_EOS_BIT (ULL(1) << 11) 652 #define SCTLR_I_BIT (ULL(1) << 12) 653 #define SCTLR_EnDB_BIT (ULL(1) << 13) 654 #define SCTLR_DZE_BIT (ULL(1) << 14) 655 #define SCTLR_UCT_BIT (ULL(1) << 15) 656 #define SCTLR_NTWI_BIT (ULL(1) << 16) 657 #define SCTLR_NTWE_BIT (ULL(1) << 18) 658 #define SCTLR_WXN_BIT (ULL(1) << 19) 659 #define SCTLR_TSCXT_BIT (ULL(1) << 20) 660 #define SCTLR_IESB_BIT (ULL(1) << 21) 661 #define SCTLR_EIS_BIT (ULL(1) << 22) 662 #define SCTLR_SPAN_BIT (ULL(1) << 23) 663 #define SCTLR_E0E_BIT (ULL(1) << 24) 664 #define SCTLR_EE_BIT (ULL(1) << 25) 665 #define SCTLR_UCI_BIT (ULL(1) << 26) 666 #define SCTLR_EnDA_BIT (ULL(1) << 27) 667 #define SCTLR_nTLSMD_BIT (ULL(1) << 28) 668 #define SCTLR_LSMAOE_BIT (ULL(1) << 29) 669 #define SCTLR_EnIB_BIT (ULL(1) << 30) 670 #define SCTLR_EnIA_BIT (ULL(1) << 31) 671 #define SCTLR_BT0_BIT (ULL(1) << 35) 672 #define SCTLR_BT1_BIT (ULL(1) << 36) 673 #define SCTLR_BT_BIT (ULL(1) << 36) 674 #define SCTLR_ITFSB_BIT (ULL(1) << 37) 675 #define SCTLR_TCF0_SHIFT U(38) 676 #define SCTLR_TCF0_MASK ULL(3) 677 #define SCTLR_ENTP2_BIT (ULL(1) << 60) 678 #define SCTLR_SPINTMASK_BIT (ULL(1) << 62) 679 680 /* Tag Check Faults in EL0 have no effect on the PE */ 681 #define SCTLR_TCF0_NO_EFFECT U(0) 682 /* Tag Check Faults in EL0 cause a synchronous exception */ 683 #define SCTLR_TCF0_SYNC U(1) 684 /* Tag Check Faults in EL0 are asynchronously accumulated */ 685 #define SCTLR_TCF0_ASYNC U(2) 686 /* 687 * Tag Check Faults in EL0 cause a synchronous exception on reads, 688 * and are asynchronously accumulated on writes 689 */ 690 #define SCTLR_TCF0_SYNCR_ASYNCW U(3) 691 692 #define SCTLR_TCF_SHIFT U(40) 693 #define SCTLR_TCF_MASK ULL(3) 694 695 /* Tag Check Faults in EL1 have no effect on the PE */ 696 #define SCTLR_TCF_NO_EFFECT U(0) 697 /* Tag Check Faults in EL1 cause a synchronous exception */ 698 #define SCTLR_TCF_SYNC U(1) 699 /* Tag Check Faults in EL1 are asynchronously accumulated */ 700 #define SCTLR_TCF_ASYNC U(2) 701 /* 702 * Tag Check Faults in EL1 cause a synchronous exception on reads, 703 * and are asynchronously accumulated on writes 704 */ 705 #define SCTLR_TCF_SYNCR_ASYNCW U(3) 706 707 #define SCTLR_ATA0_BIT (ULL(1) << 42) 708 #define SCTLR_ATA_BIT (ULL(1) << 43) 709 #define SCTLR_DSSBS_SHIFT U(44) 710 #define SCTLR_DSSBS_BIT (ULL(1) << SCTLR_DSSBS_SHIFT) 711 #define SCTLR_TWEDEn_BIT (ULL(1) << 45) 712 #define SCTLR_TWEDEL_SHIFT U(46) 713 #define SCTLR_TWEDEL_MASK ULL(0xf) 714 #define SCTLR_EnASR_BIT (ULL(1) << 54) 715 #define SCTLR_EnAS0_BIT (ULL(1) << 55) 716 #define SCTLR_EnALS_BIT (ULL(1) << 56) 717 #define SCTLR_EPAN_BIT (ULL(1) << 57) 718 #define SCTLR_RESET_VAL SCTLR_EL3_RES1 719 720 #define SCTLR2_EnPACM_BIT (ULL(1) << 7) 721 #define SCTLR2_CPTA_BIT (ULL(1) << 9) 722 #define SCTLR2_CPTM_BIT (ULL(1) << 11) 723 724 /* SCTLR2 currently has no RES1 fields so reset to 0 */ 725 #define SCTLR2_RESET_VAL ULL(0) 726 727 /* CPACR_EL1 definitions */ 728 #define CPACR_EL1_FPEN(x) ((x) << 20) 729 #define CPACR_EL1_FP_TRAP_EL0 UL(0x1) 730 #define CPACR_EL1_FP_TRAP_ALL UL(0x2) 731 #define CPACR_EL1_FP_TRAP_NONE UL(0x3) 732 #define CPACR_EL1_SMEN_SHIFT U(24) 733 #define CPACR_EL1_SMEN_MASK ULL(0x3) 734 735 /* SCR definitions */ 736 #if ENABLE_FEAT_GCIE 737 #define SCR_RES1_BITS ((U(1) << 4) | (U(1) << 5) | SCR_FIQ_BIT) 738 #else 739 #define SCR_RES1_BITS ((U(1) << 4) | (U(1) << 5)) 740 #endif 741 #define SCR_NSE_SHIFT U(62) 742 #define SCR_NSE_BIT (ULL(1) << SCR_NSE_SHIFT) 743 #define SCR_HACDBSEn_BIT (UL(1) << 61) 744 #define SCR_HDBSSEn_BIT (UL(1) << 60) 745 #define SCR_FGTEN2_BIT (UL(1) << 59) 746 #define SCR_PFAREn_BIT (UL(1) << 53) 747 #define SCR_EnFPM_BIT (ULL(1) << 50) 748 #define SCR_MECEn_BIT (UL(1) << 49) 749 #define SCR_GPF_BIT (UL(1) << 48) 750 #define SCR_D128En_BIT (UL(1) << 47) 751 #define SCR_AIEn_BIT (UL(1) << 46) 752 #define SCR_TWEDEL_SHIFT U(30) 753 #define SCR_TWEDEL_MASK ULL(0xf) 754 #define SCR_PIEN_BIT (UL(1) << 45) 755 #define SCR_SCTLR2En_BIT (UL(1) << 44) 756 #define SCR_TCR2EN_BIT (UL(1) << 43) 757 #define SCR_RCWMASKEn_BIT (UL(1) << 42) 758 #define SCR_ENTP2_SHIFT U(41) 759 #define SCR_ENTP2_BIT (UL(1) << SCR_ENTP2_SHIFT) 760 #define SCR_TRNDR_BIT (UL(1) << 40) 761 #define SCR_GCSEn_BIT (UL(1) << 39) 762 #define SCR_HXEn_BIT (UL(1) << 38) 763 #define SCR_ADEn_BIT (UL(1) << 37) 764 #define SCR_EnAS0_BIT (UL(1) << 36) 765 #define SCR_AMVOFFEN_SHIFT U(35) 766 #define SCR_AMVOFFEN_BIT (UL(1) << SCR_AMVOFFEN_SHIFT) 767 #define SCR_TWEDEn_BIT (UL(1) << 29) 768 #define SCR_ECVEN_BIT (UL(1) << 28) 769 #define SCR_FGTEN_BIT (UL(1) << 27) 770 #define SCR_ATA_BIT (UL(1) << 26) 771 #define SCR_EnSCXT_BIT (UL(1) << 25) 772 #define SCR_TID5_BIT (UL(1) << 23) 773 #define SCR_TID3_BIT (UL(1) << 22) 774 #define SCR_FIEN_BIT (UL(1) << 21) 775 #define SCR_EEL2_SHIFT U(18) 776 #define SCR_EEL2_BIT (UL(1) << SCR_EEL2_SHIFT) 777 #define SCR_API_BIT (UL(1) << 17) 778 #define SCR_APK_BIT (UL(1) << 16) 779 #define SCR_TERR_BIT (UL(1) << 15) 780 #define SCR_TWE_BIT (UL(1) << 13) 781 #define SCR_TWI_BIT (UL(1) << 12) 782 #define SCR_ST_BIT (UL(1) << 11) 783 #define SCR_RW_BIT (UL(1) << 10) 784 #define SCR_SIF_BIT (UL(1) << 9) 785 #define SCR_HCE_BIT (UL(1) << 8) 786 #define SCR_SMD_BIT (UL(1) << 7) 787 #define SCR_EA_BIT (UL(1) << 3) 788 #define SCR_FIQ_BIT (UL(1) << 2) 789 #define SCR_IRQ_BIT (UL(1) << 1) 790 #define SCR_NS_BIT (UL(1) << 0) 791 #define SCR_VALID_BIT_MASK U(0x24000002F8F) 792 #define SCR_RESET_VAL SCR_RES1_BITS 793 794 /* MDCR_EL3 definitions */ 795 #define MDCR_EnSTEPOP_BIT (ULL(1) << 50) 796 #define MDCR_EBWE_BIT (ULL(1) << 43) 797 #define MDCR_EnPMS3_BIT (ULL(1) << 42) 798 #define MDCR_PMEE(x) ((x) << 40) 799 #define MDCR_PMEE_CTRL_EL2 ULL(0x1) 800 #define MDCR_E3BREC_BIT (ULL(1) << 38) 801 #define MDCR_E3BREW_BIT (ULL(1) << 37) 802 #define MDCR_EnPMSN_BIT (ULL(1) << 36) 803 #define MDCR_MPMX_BIT (ULL(1) << 35) 804 #define MDCR_MCCD_BIT (ULL(1) << 34) 805 #define MDCR_SBRBE_SHIFT U(32) 806 #define MDCR_SBRBE(x) ((x) << MDCR_SBRBE_SHIFT) 807 #define MDCR_SBRBE_ALL ULL(0x3) 808 #define MDCR_SBRBE_NS ULL(0x1) 809 #define MDCR_NSTB_EN_BIT (ULL(1) << 24) 810 #define MDCR_NSTB_SS_BIT (ULL(1) << 25) 811 #define MDCR_NSTBE_BIT (ULL(1) << 26) 812 #define MDCR_MTPME_BIT (ULL(1) << 28) 813 #define MDCR_TDCC_BIT (ULL(1) << 27) 814 #define MDCR_SCCD_BIT (ULL(1) << 23) 815 #define MDCR_EPMAD_BIT (ULL(1) << 21) 816 #define MDCR_EDAD_BIT (ULL(1) << 20) 817 #define MDCR_TTRF_BIT (ULL(1) << 19) 818 #define MDCR_STE_BIT (ULL(1) << 18) 819 #define MDCR_SPME_BIT (ULL(1) << 17) 820 #define MDCR_SDD_BIT (ULL(1) << 16) 821 #define MDCR_SPD32(x) ((x) << 14) 822 #define MDCR_SPD32_LEGACY ULL(0x0) 823 #define MDCR_SPD32_DISABLE ULL(0x2) 824 #define MDCR_SPD32_ENABLE ULL(0x3) 825 #define MDCR_NSPB_SS_BIT (ULL(1) << 13) 826 #define MDCR_NSPB_EN_BIT (ULL(1) << 12) 827 #define MDCR_NSPBE_BIT (ULL(1) << 11) 828 #define MDCR_TDOSA_BIT (ULL(1) << 10) 829 #define MDCR_TDA_BIT (ULL(1) << 9) 830 #define MDCR_EnPM2_BIT (ULL(1) << 7) 831 #define MDCR_TPM_BIT (ULL(1) << 6) 832 #define MDCR_RLTE_BIT (ULL(1) << 0) 833 #define MDCR_EL3_RESET_VAL MDCR_MTPME_BIT 834 835 /* MDCR_EL2 definitions */ 836 #define MDCR_EL2_MTPME (ULL(1) << 28) 837 #define MDCR_EL2_HLP_BIT (ULL(1) << 26) 838 #define MDCR_EL2_E2TB(x) ULL((x) << 24) 839 #define MDCR_EL2_E2TB_EL1 ULL(0x3) 840 #define MDCR_EL2_HCCD_BIT (ULL(1) << 23) 841 #define MDCR_EL2_TTRF (ULL(1) << 19) 842 #define MDCR_EL2_HPMD_BIT (ULL(1) << 17) 843 #define MDCR_EL2_TPMS (ULL(1) << 14) 844 #define MDCR_EL2_E2PB(x) ULL((x) << 12) 845 #define MDCR_EL2_E2PB_EL1 ULL(0x3) 846 #define MDCR_EL2_TDRA_BIT (ULL(1) << 11) 847 #define MDCR_EL2_TDOSA_BIT (ULL(1) << 10) 848 #define MDCR_EL2_TDA_BIT (ULL(1) << 9) 849 #define MDCR_EL2_TDE_BIT (ULL(1) << 8) 850 #define MDCR_EL2_HPME_BIT (ULL(1) << 7) 851 #define MDCR_EL2_TPM_BIT (ULL(1) << 6) 852 #define MDCR_EL2_TPMCR_BIT (ULL(1) << 5) 853 #define MDCR_EL2_HPMN_MASK ULL(0x1f) 854 #define MDCR_EL2_RESET_VAL ULL(0x0) 855 856 /* HSTR_EL2 definitions */ 857 #define HSTR_EL2_RESET_VAL U(0x0) 858 #define HSTR_EL2_T_MASK U(0xff) 859 860 /* CNTHP_CTL_EL2 definitions */ 861 #define CNTHP_CTL_ENABLE_BIT (U(1) << 0) 862 #define CNTHP_CTL_RESET_VAL U(0x0) 863 864 /* VTTBR_EL2 definitions */ 865 #define VTTBR_RESET_VAL ULL(0x0) 866 #define VTTBR_VMID_MASK ULL(0xff) 867 #define VTTBR_VMID_SHIFT U(48) 868 #define VTTBR_BADDR_MASK ULL(0xffffffffffff) 869 #define VTTBR_BADDR_SHIFT U(0) 870 871 /* HCR definitions */ 872 #define HCR_RESET_VAL ULL(0x0) 873 #define HCR_AMVOFFEN_SHIFT U(51) 874 #define HCR_AMVOFFEN_BIT (ULL(1) << HCR_AMVOFFEN_SHIFT) 875 #define HCR_TEA_BIT (ULL(1) << 47) 876 #define HCR_API_BIT (ULL(1) << 41) 877 #define HCR_APK_BIT (ULL(1) << 40) 878 #define HCR_E2H_BIT (ULL(1) << 34) 879 #define HCR_HCD_BIT (ULL(1) << 29) 880 #define HCR_TGE_BIT (ULL(1) << 27) 881 #define HCR_RW_SHIFT U(31) 882 #define HCR_RW_BIT (ULL(1) << HCR_RW_SHIFT) 883 #define HCR_TWE_BIT (ULL(1) << 14) 884 #define HCR_TWI_BIT (ULL(1) << 13) 885 #define HCR_AMO_BIT (ULL(1) << 5) 886 #define HCR_IMO_BIT (ULL(1) << 4) 887 #define HCR_FMO_BIT (ULL(1) << 3) 888 889 /* ISR definitions */ 890 #define ISR_A_SHIFT U(8) 891 #define ISR_I_SHIFT U(7) 892 #define ISR_F_SHIFT U(6) 893 894 /* CNTHCTL_EL2 definitions */ 895 #define CNTHCTL_RESET_VAL U(0x0) 896 #define EVNTEN_BIT (U(1) << 2) 897 #define EL1PCEN_BIT (U(1) << 1) 898 #define EL1PCTEN_BIT (U(1) << 0) 899 900 /* CNTKCTL_EL1 definitions */ 901 #define EL0PTEN_BIT (U(1) << 9) 902 #define EL0VTEN_BIT (U(1) << 8) 903 #define EL0PCTEN_BIT (U(1) << 0) 904 #define EL0VCTEN_BIT (U(1) << 1) 905 #define EVNTEN_BIT (U(1) << 2) 906 #define EVNTDIR_BIT (U(1) << 3) 907 #define EVNTI_SHIFT U(4) 908 #define EVNTI_MASK U(0xf) 909 910 /* CPTR_EL3 definitions */ 911 #define TCPAC_BIT (U(1) << 31) 912 #define TAM_SHIFT U(30) 913 #define TAM_BIT (U(1) << TAM_SHIFT) 914 #define TTA_BIT (U(1) << 20) 915 #define ESM_BIT (U(1) << 12) 916 #define TFP_BIT (U(1) << 10) 917 #define CPTR_EZ_BIT (U(1) << 8) 918 919 #if ENABLE_FEAT_MORELLO 920 #define EC_BIT (U(1) << 9) 921 /* 922 * Even though the morello spec doesnot have TAM_BIT defined it is included 923 * to keep the definition as close to other hardware as possible. Since bit 30 924 * is reserved in Morello it should not have any effect anyways. 925 */ 926 #define CPTR_EL3_RESET_VAL ((TAM_BIT | TTA_BIT | EC_BIT) & \ 927 ~(CPTR_EZ_BIT | ESM_BIT | TCPAC_BIT)) 928 #else 929 /* TCPAC is always set by default as the register is always present */ 930 #define CPTR_EL3_RESET_VAL ((TAM_BIT | TTA_BIT) & \ 931 ~(CPTR_EZ_BIT | ESM_BIT | TCPAC_BIT)) 932 #endif 933 934 /* CPTR_EL2 definitions */ 935 #define CPTR_EL2_RES1 ((U(1) << 13) | (U(1) << 12) | (U(0x3ff))) 936 #define CPTR_EL2_TCPAC_BIT (U(1) << 31) 937 #define CPTR_EL2_TAM_SHIFT U(30) 938 #define CPTR_EL2_TAM_BIT (U(1) << CPTR_EL2_TAM_SHIFT) 939 #define CPTR_EL2_SMEN_MASK ULL(0x3) 940 #define CPTR_EL2_SMEN_SHIFT U(24) 941 #define CPTR_EL2_TTA_BIT (U(1) << 20) 942 #define CPTR_EL2_ZEN_MASK ULL(0x3) 943 #define CPTR_EL2_ZEN_SHIFT U(16) 944 #define CPTR_EL2_TSM_BIT (U(1) << 12) 945 #define CPTR_EL2_TFP_BIT (ULL(1) << 10) 946 #define CPTR_EL2_TZ_BIT (ULL(1) << 8) 947 #define CPTR_EL2_RESET_VAL CPTR_EL2_RES1 948 949 /* VTCR_EL2 definitions */ 950 #define VTCR_RESET_VAL U(0x0) 951 #define VTCR_EL2_MSA (U(1) << 31) 952 953 /* CPSR/SPSR definitions */ 954 #define DAIF_FIQ_BIT (U(1) << 0) 955 #define DAIF_IRQ_BIT (U(1) << 1) 956 #define DAIF_ABT_BIT (U(1) << 2) 957 #define DAIF_DBG_BIT (U(1) << 3) 958 #define SPSR_V_BIT (U(1) << 28) 959 #define SPSR_C_BIT (U(1) << 29) 960 #define SPSR_Z_BIT (U(1) << 30) 961 #define SPSR_N_BIT (U(1) << 31) 962 #define SPSR_DAIF_SHIFT U(6) 963 #define SPSR_DAIF_MASK U(0xf) 964 965 #define SPSR_AIF_SHIFT U(6) 966 #define SPSR_AIF_MASK U(0x7) 967 968 #define SPSR_E_SHIFT U(9) 969 #define SPSR_E_MASK U(0x1) 970 #define SPSR_E_LITTLE U(0x0) 971 #define SPSR_E_BIG U(0x1) 972 973 #define SPSR_T_SHIFT U(5) 974 #define SPSR_T_MASK U(0x1) 975 #define SPSR_T_ARM U(0x0) 976 #define SPSR_T_THUMB U(0x1) 977 978 #define SPSR_M_SHIFT U(4) 979 #define SPSR_M_MASK U(0x1) 980 #define SPSR_M_WIDTH U(1) 981 #define SPSR_M_AARCH64 U(0x0) 982 #define SPSR_M_AARCH32 U(0x1) 983 #define SPSR_M_EL1H U(0x5) 984 #define SPSR_M_EL2H U(0x9) 985 986 #define SPSR_EL_SHIFT U(2) 987 #define SPSR_EL_WIDTH U(2) 988 989 #define SPSR_BTYPE_SHIFT_AARCH64 U(10) 990 #define SPSR_BTYPE_MASK_AARCH64 U(0x3) 991 #define SPSR_SSBS_SHIFT_AARCH64 U(12) 992 #define SPSR_SSBS_BIT_AARCH64 (ULL(1) << SPSR_SSBS_SHIFT_AARCH64) 993 #define SPSR_SSBS_SHIFT_AARCH32 U(23) 994 #define SPSR_SSBS_BIT_AARCH32 (ULL(1) << SPSR_SSBS_SHIFT_AARCH32) 995 #define SPSR_ALLINT_BIT_AARCH64 BIT_64(13) 996 #define SPSR_IL_BIT BIT_64(20) 997 #define SPSR_SS_BIT BIT_64(21) 998 #define SPSR_PAN_BIT BIT_64(22) 999 #define SPSR_UAO_BIT_AARCH64 BIT_64(23) 1000 #define SPSR_DIT_BIT BIT(24) 1001 #define SPSR_TCO_BIT_AARCH64 BIT_64(25) 1002 #define SPSR_PM_BIT_AARCH64 BIT_64(32) 1003 #define SPSR_PPEND_BIT BIT(33) 1004 #define SPSR_EXLOCK_BIT_AARCH64 BIT_64(34) 1005 #define SPSR_NZCV (SPSR_V_BIT | SPSR_C_BIT | SPSR_Z_BIT | SPSR_N_BIT) 1006 #define SPSR_PACM_BIT_AARCH64 BIT_64(35) 1007 #define SPSR_UINJ_BIT BIT_64(36) 1008 1009 /* 1010 * SPSR_EL2 1011 * M=0x9 (0b1001 EL2h) 1012 * M[4]=0 1013 * DAIF=0xF Exceptions masked on entry. 1014 * BTYPE=0 BTI not yet supported. 1015 * SSBS=0 Not yet supported. 1016 * IL=0 Not an illegal exception return. 1017 * SS=0 Not single stepping. 1018 * PAN=1 RMM shouldn't access Unprivileged memory when running in VHE mode. 1019 * UAO=0 1020 * DIT=0 1021 * TCO=0 1022 * NZCV=0 1023 */ 1024 #define SPSR_EL2_REALM (SPSR_M_EL2H | (0xF << SPSR_DAIF_SHIFT) | \ 1025 SPSR_PAN_BIT) 1026 1027 #define DISABLE_ALL_EXCEPTIONS \ 1028 (DAIF_FIQ_BIT | DAIF_IRQ_BIT | DAIF_ABT_BIT | DAIF_DBG_BIT) 1029 #define DISABLE_INTERRUPTS (DAIF_FIQ_BIT | DAIF_IRQ_BIT) 1030 1031 /* 1032 * RMR_EL3 definitions 1033 */ 1034 #define RMR_EL3_RR_BIT (U(1) << 1) 1035 #define RMR_EL3_AA64_BIT (U(1) << 0) 1036 1037 /* 1038 * HI-VECTOR address for AArch32 state 1039 */ 1040 #define HI_VECTOR_BASE U(0xFFFF0000) 1041 1042 /* 1043 * TCR definitions 1044 */ 1045 #define TCR_EL3_RES1 ((ULL(1) << 31) | (ULL(1) << 23)) 1046 #define TCR_EL2_RES1 ((ULL(1) << 31) | (ULL(1) << 23)) 1047 #define TCR_EL1_IPS_SHIFT U(32) 1048 #define TCR_EL2_PS_SHIFT U(16) 1049 #define TCR_EL3_PS_SHIFT U(16) 1050 1051 #define TCR_TxSZ_MIN ULL(16) 1052 #define TCR_TxSZ_MAX ULL(39) 1053 #define TCR_TxSZ_MAX_TTST ULL(48) 1054 1055 #define TCR_T0SZ_SHIFT U(0) 1056 #define TCR_T1SZ_SHIFT U(16) 1057 1058 /* (internal) physical address size bits in EL3/EL1 */ 1059 #define TCR_PS_BITS_4GB ULL(0x0) 1060 #define TCR_PS_BITS_64GB ULL(0x1) 1061 #define TCR_PS_BITS_1TB ULL(0x2) 1062 #define TCR_PS_BITS_4TB ULL(0x3) 1063 #define TCR_PS_BITS_16TB ULL(0x4) 1064 #define TCR_PS_BITS_256TB ULL(0x5) 1065 1066 #define ADDR_MASK_48_TO_63 ULL(0xFFFF000000000000) 1067 #define ADDR_MASK_44_TO_47 ULL(0x0000F00000000000) 1068 #define ADDR_MASK_42_TO_43 ULL(0x00000C0000000000) 1069 #define ADDR_MASK_40_TO_41 ULL(0x0000030000000000) 1070 #define ADDR_MASK_36_TO_39 ULL(0x000000F000000000) 1071 #define ADDR_MASK_32_TO_35 ULL(0x0000000F00000000) 1072 1073 #define TCR_RGN_INNER_NC (ULL(0x0) << 8) 1074 #define TCR_RGN_INNER_WBA (ULL(0x1) << 8) 1075 #define TCR_RGN_INNER_WT (ULL(0x2) << 8) 1076 #define TCR_RGN_INNER_WBNA (ULL(0x3) << 8) 1077 1078 #define TCR_RGN_OUTER_NC (ULL(0x0) << 10) 1079 #define TCR_RGN_OUTER_WBA (ULL(0x1) << 10) 1080 #define TCR_RGN_OUTER_WT (ULL(0x2) << 10) 1081 #define TCR_RGN_OUTER_WBNA (ULL(0x3) << 10) 1082 1083 #define TCR_SH_NON_SHAREABLE (ULL(0x0) << 12) 1084 #define TCR_SH_OUTER_SHAREABLE (ULL(0x2) << 12) 1085 #define TCR_SH_INNER_SHAREABLE (ULL(0x3) << 12) 1086 1087 #define TCR_RGN1_INNER_NC (ULL(0x0) << 24) 1088 #define TCR_RGN1_INNER_WBA (ULL(0x1) << 24) 1089 #define TCR_RGN1_INNER_WT (ULL(0x2) << 24) 1090 #define TCR_RGN1_INNER_WBNA (ULL(0x3) << 24) 1091 1092 #define TCR_RGN1_OUTER_NC (ULL(0x0) << 26) 1093 #define TCR_RGN1_OUTER_WBA (ULL(0x1) << 26) 1094 #define TCR_RGN1_OUTER_WT (ULL(0x2) << 26) 1095 #define TCR_RGN1_OUTER_WBNA (ULL(0x3) << 26) 1096 1097 #define TCR_SH1_NON_SHAREABLE (ULL(0x0) << 28) 1098 #define TCR_SH1_OUTER_SHAREABLE (ULL(0x2) << 28) 1099 #define TCR_SH1_INNER_SHAREABLE (ULL(0x3) << 28) 1100 1101 #define TCR_TG0_SHIFT U(14) 1102 #define TCR_TG0_MASK ULL(3) 1103 #define TCR_TG0_4K (ULL(0) << TCR_TG0_SHIFT) 1104 #define TCR_TG0_64K (ULL(1) << TCR_TG0_SHIFT) 1105 #define TCR_TG0_16K (ULL(2) << TCR_TG0_SHIFT) 1106 1107 #define TCR_HPD_BIT (ULL(1) << 24) 1108 #define TCR_HWU59_BIT (ULL(1) << 25) 1109 #define TCR_HWU60_BIT (ULL(1) << 26) 1110 #define TCR_HWU61_BIT (ULL(1) << 27) 1111 #define TCR_HWU62_BIT (ULL(1) << 28) 1112 1113 #define TCR_TG1_SHIFT U(30) 1114 #define TCR_TG1_MASK ULL(3) 1115 #define TCR_TG1_16K (ULL(1) << TCR_TG1_SHIFT) 1116 #define TCR_TG1_4K (ULL(2) << TCR_TG1_SHIFT) 1117 #define TCR_TG1_64K (ULL(3) << TCR_TG1_SHIFT) 1118 1119 #define TCR_EPD0_BIT (ULL(1) << 7) 1120 #define TCR_EPD1_BIT (ULL(1) << 23) 1121 1122 #define MODE_SP_SHIFT U(0x0) 1123 #define MODE_SP_MASK U(0x1) 1124 #define MODE_SP_EL0 U(0x0) 1125 #define MODE_SP_ELX U(0x1) 1126 1127 #define MODE_RW_SHIFT U(0x4) 1128 #define MODE_RW_MASK U(0x1) 1129 #define MODE_RW_64 U(0x0) 1130 #define MODE_RW_32 U(0x1) 1131 1132 #define MODE_EL_SHIFT U(0x2) 1133 #define MODE_EL_MASK U(0x3) 1134 #define MODE_EL_WIDTH U(0x2) 1135 #define MODE_EL3 U(0x3) 1136 #define MODE_EL2 U(0x2) 1137 #define MODE_EL1 U(0x1) 1138 #define MODE_EL0 U(0x0) 1139 1140 #define MODE32_SHIFT U(0) 1141 #define MODE32_MASK U(0xf) 1142 #define MODE32_usr U(0x0) 1143 #define MODE32_fiq U(0x1) 1144 #define MODE32_irq U(0x2) 1145 #define MODE32_svc U(0x3) 1146 #define MODE32_mon U(0x6) 1147 #define MODE32_abt U(0x7) 1148 #define MODE32_hyp U(0xa) 1149 #define MODE32_und U(0xb) 1150 #define MODE32_sys U(0xf) 1151 1152 #define GET_RW(mode) (((mode) >> MODE_RW_SHIFT) & MODE_RW_MASK) 1153 #define GET_EL(mode) (((mode) >> MODE_EL_SHIFT) & MODE_EL_MASK) 1154 #define GET_SP(mode) (((mode) >> MODE_SP_SHIFT) & MODE_SP_MASK) 1155 #define GET_M32(mode) (((mode) >> MODE32_SHIFT) & MODE32_MASK) 1156 1157 #define SPSR_64(el, sp, daif) \ 1158 (((MODE_RW_64 << MODE_RW_SHIFT) | \ 1159 (((el) & MODE_EL_MASK) << MODE_EL_SHIFT) | \ 1160 (((sp) & MODE_SP_MASK) << MODE_SP_SHIFT) | \ 1161 (((daif) & SPSR_DAIF_MASK) << SPSR_DAIF_SHIFT)) & \ 1162 (~(SPSR_SSBS_BIT_AARCH64))) 1163 1164 #define SPSR_MODE32(mode, isa, endian, aif) \ 1165 (((MODE_RW_32 << MODE_RW_SHIFT) | \ 1166 (((mode) & MODE32_MASK) << MODE32_SHIFT) | \ 1167 (((isa) & SPSR_T_MASK) << SPSR_T_SHIFT) | \ 1168 (((endian) & SPSR_E_MASK) << SPSR_E_SHIFT) | \ 1169 (((aif) & SPSR_AIF_MASK) << SPSR_AIF_SHIFT)) & \ 1170 (~(SPSR_SSBS_BIT_AARCH32))) 1171 1172 /* 1173 * TTBR Definitions 1174 */ 1175 #define TTBR_CNP_BIT ULL(0x1) 1176 1177 /* 1178 * CTR_EL0 definitions 1179 */ 1180 #define CTR_CWG_SHIFT U(24) 1181 #define CTR_CWG_MASK U(0xf) 1182 #define CTR_ERG_SHIFT U(20) 1183 #define CTR_ERG_MASK U(0xf) 1184 #define CTR_DMINLINE_SHIFT U(16) 1185 #define CTR_DMINLINE_MASK U(0xf) 1186 #define CTR_L1IP_SHIFT U(14) 1187 #define CTR_L1IP_MASK U(0x3) 1188 #define CTR_IMINLINE_SHIFT U(0) 1189 #define CTR_IMINLINE_MASK U(0xf) 1190 1191 #define MAX_CACHE_LINE_SIZE U(0x800) /* 2KB */ 1192 1193 /* Physical timer control register bit fields shifts and masks */ 1194 #define CNTP_CTL_ENABLE_SHIFT U(0) 1195 #define CNTP_CTL_IMASK_SHIFT U(1) 1196 #define CNTP_CTL_ISTATUS_SHIFT U(2) 1197 1198 #define CNTP_CTL_ENABLE_MASK U(1) 1199 #define CNTP_CTL_IMASK_MASK U(1) 1200 #define CNTP_CTL_ISTATUS_MASK U(1) 1201 1202 /* Physical timer control macros */ 1203 #define CNTP_CTL_ENABLE_BIT (U(1) << CNTP_CTL_ENABLE_SHIFT) 1204 #define CNTP_CTL_IMASK_BIT (U(1) << CNTP_CTL_IMASK_SHIFT) 1205 1206 /* Exception Syndrome register bits and bobs */ 1207 #define ESR_EC_SHIFT U(26) 1208 #define ESR_EC_MASK U(0x3f) 1209 #define ESR_EC_LENGTH U(6) 1210 #define ESR_EC_WIDTH U(6) 1211 #define ESR_ISS_SHIFT U(0) 1212 #define ESR_ISS_LENGTH U(25) 1213 #define ESR_IL_BIT (U(1) << 25) 1214 #define EC_UNKNOWN U(0x0) 1215 #define EC_WFE_WFI U(0x1) 1216 #define EC_AARCH32_CP15_MRC_MCR U(0x3) 1217 #define EC_AARCH32_CP15_MRRC_MCRR U(0x4) 1218 #define EC_AARCH32_CP14_MRC_MCR U(0x5) 1219 #define EC_AARCH32_CP14_LDC_STC U(0x6) 1220 #define EC_FP_SIMD U(0x7) 1221 #define EC_AARCH32_CP10_MRC U(0x8) 1222 #define EC_AARCH32_CP14_MRRC_MCRR U(0xc) 1223 #define EC_ILLEGAL U(0xe) 1224 #define EC_AARCH32_SVC U(0x11) 1225 #define EC_AARCH32_HVC U(0x12) 1226 #define EC_AARCH32_SMC U(0x13) 1227 #define EC_AARCH64_SVC U(0x15) 1228 #define EC_AARCH64_HVC U(0x16) 1229 #define EC_AARCH64_SMC U(0x17) 1230 #define EC_AARCH64_SYS U(0x18) 1231 #define EC_IMP_DEF_EL3 U(0x1f) 1232 #define EC_IABORT_LOWER_EL U(0x20) 1233 #define EC_IABORT_CUR_EL U(0x21) 1234 #define EC_PC_ALIGN U(0x22) 1235 #define EC_DABORT_LOWER_EL U(0x24) 1236 #define EC_DABORT_CUR_EL U(0x25) 1237 #define EC_SP_ALIGN U(0x26) 1238 #define EC_AARCH32_FP U(0x28) 1239 #define EC_AARCH64_FP U(0x2c) 1240 #define EC_SERROR U(0x2f) 1241 #define EC_BRK U(0x3c) 1242 1243 /* 1244 * External Abort bit in Instruction and Data Aborts synchronous exception 1245 * syndromes. 1246 */ 1247 #define ESR_ISS_EABORT_EA_BIT U(9) 1248 1249 #define EC_BITS(x) (((x) >> ESR_EC_SHIFT) & ESR_EC_MASK) 1250 1251 /* Reset bit inside the Reset management register for EL3 (RMR_EL3) */ 1252 #define RMR_RESET_REQUEST_SHIFT U(0x1) 1253 #define RMR_WARM_RESET_CPU (U(1) << RMR_RESET_REQUEST_SHIFT) 1254 1255 /******************************************************************************* 1256 * Definitions of register offsets, fields and macros for CPU system 1257 * instructions. 1258 ******************************************************************************/ 1259 1260 #define TLBI_ADDR_SHIFT U(12) 1261 #define TLBI_ADDR_MASK ULL(0x00000FFFFFFFFFFF) 1262 #define TLBI_ADDR(x) (((x) >> TLBI_ADDR_SHIFT) & TLBI_ADDR_MASK) 1263 1264 /******************************************************************************* 1265 * Definitions of register offsets and fields in the CNTCTLBase Frame of the 1266 * system level implementation of the Generic Timer. 1267 ******************************************************************************/ 1268 #define CNTCTLBASE_CNTFRQ U(0x0) 1269 #define CNTNSAR U(0x4) 1270 #define CNTNSAR_NS_SHIFT(x) (x) 1271 1272 #define CNTACR_BASE(x) (U(0x40) + ((x) << 2)) 1273 #define CNTACR_RPCT_SHIFT U(0x0) 1274 #define CNTACR_RVCT_SHIFT U(0x1) 1275 #define CNTACR_RFRQ_SHIFT U(0x2) 1276 #define CNTACR_RVOFF_SHIFT U(0x3) 1277 #define CNTACR_RWVT_SHIFT U(0x4) 1278 #define CNTACR_RWPT_SHIFT U(0x5) 1279 1280 /******************************************************************************* 1281 * Definitions of register offsets and fields in the CNTBaseN Frame of the 1282 * system level implementation of the Generic Timer. 1283 ******************************************************************************/ 1284 /* Physical Count register. */ 1285 #define CNTPCT_LO U(0x0) 1286 /* Counter Frequency register. */ 1287 #define CNTBASEN_CNTFRQ U(0x10) 1288 /* Physical Timer CompareValue register. */ 1289 #define CNTP_CVAL_LO U(0x20) 1290 /* Physical Timer Control register. */ 1291 #define CNTP_CTL U(0x2c) 1292 1293 /* PMCR_EL0 definitions */ 1294 #define PMCR_EL0_RESET_VAL U(0x0) 1295 #define PMCR_EL0_N_SHIFT U(11) 1296 #define PMCR_EL0_N_MASK U(0x1f) 1297 #define PMCR_EL0_N_BITS (PMCR_EL0_N_MASK << PMCR_EL0_N_SHIFT) 1298 #define PMCR_EL0_LP_BIT (U(1) << 7) 1299 #define PMCR_EL0_LC_BIT (U(1) << 6) 1300 #define PMCR_EL0_DP_BIT (U(1) << 5) 1301 #define PMCR_EL0_X_BIT (U(1) << 4) 1302 #define PMCR_EL0_D_BIT (U(1) << 3) 1303 #define PMCR_EL0_C_BIT (U(1) << 2) 1304 #define PMCR_EL0_P_BIT (U(1) << 1) 1305 #define PMCR_EL0_E_BIT (U(1) << 0) 1306 1307 /******************************************************************************* 1308 * Definitions for system register interface to SVE 1309 ******************************************************************************/ 1310 #define ZCR_EL3 S3_6_C1_C2_0 1311 #define ZCR_EL2 S3_4_C1_C2_0 1312 1313 /* ZCR_EL3 definitions */ 1314 #define ZCR_EL3_LEN_MASK UL(0xf) 1315 1316 /******************************************************************************* 1317 * Definitions for system register interface to SME as needed in EL3 1318 ******************************************************************************/ 1319 #define ID_AA64SMFR0_EL1 S3_0_C0_C4_5 1320 #define SMCR_EL3 S3_6_C1_C2_6 1321 #define SVCR S3_3_C4_C2_2 1322 1323 /* ID_AA64SMFR0_EL1 definitions */ 1324 #define ID_AA64SMFR0_EL1_SME_FA64_SHIFT U(63) 1325 #define ID_AA64SMFR0_EL1_SME_FA64_MASK U(0x1) 1326 #define SME_FA64_IMPLEMENTED U(0x1) 1327 #define ID_AA64SMFR0_EL1_SME_VER_SHIFT U(55) 1328 #define ID_AA64SMFR0_EL1_SME_VER_MASK ULL(0xf) 1329 #define SME_INST_IMPLEMENTED ULL(0x0) 1330 #define SME2_INST_IMPLEMENTED ULL(0x1) 1331 1332 /* SMCR_ELx definitions */ 1333 #define SMCR_ELX_LEN_SHIFT U(0) 1334 #define SMCR_ELX_LEN_MAX U(0x1ff) 1335 #define SMCR_ELX_FA64_BIT (U(1) << 31) 1336 #define SMCR_ELX_EZT0_BIT (U(1) << 30) 1337 1338 /******************************************************************************* 1339 * Definitions of MAIR encodings for device and normal memory 1340 ******************************************************************************/ 1341 /* 1342 * MAIR encodings for device memory attributes. 1343 */ 1344 #define MAIR_DEV_nGnRnE ULL(0x0) 1345 #define MAIR_DEV_nGnRE ULL(0x4) 1346 #define MAIR_DEV_nGRE ULL(0x8) 1347 #define MAIR_DEV_GRE ULL(0xc) 1348 1349 /* 1350 * MAIR encodings for normal memory attributes. 1351 * 1352 * Cache Policy 1353 * WT: Write Through 1354 * WB: Write Back 1355 * NC: Non-Cacheable 1356 * 1357 * Transient Hint 1358 * NTR: Non-Transient 1359 * TR: Transient 1360 * 1361 * Allocation Policy 1362 * RA: Read Allocate 1363 * WA: Write Allocate 1364 * RWA: Read and Write Allocate 1365 * NA: No Allocation 1366 */ 1367 #define MAIR_NORM_WT_TR_WA ULL(0x1) 1368 #define MAIR_NORM_WT_TR_RA ULL(0x2) 1369 #define MAIR_NORM_WT_TR_RWA ULL(0x3) 1370 #define MAIR_NORM_NC ULL(0x4) 1371 #define MAIR_NORM_WB_TR_WA ULL(0x5) 1372 #define MAIR_NORM_WB_TR_RA ULL(0x6) 1373 #define MAIR_NORM_WB_TR_RWA ULL(0x7) 1374 #define MAIR_NORM_WT_NTR_NA ULL(0x8) 1375 #define MAIR_NORM_WT_NTR_WA ULL(0x9) 1376 #define MAIR_NORM_WT_NTR_RA ULL(0xa) 1377 #define MAIR_NORM_WT_NTR_RWA ULL(0xb) 1378 #define MAIR_NORM_WB_NTR_NA ULL(0xc) 1379 #define MAIR_NORM_WB_NTR_WA ULL(0xd) 1380 #define MAIR_NORM_WB_NTR_RA ULL(0xe) 1381 #define MAIR_NORM_WB_NTR_RWA ULL(0xf) 1382 1383 #define MAIR_NORM_OUTER_SHIFT U(4) 1384 1385 #define MAKE_MAIR_NORMAL_MEMORY(inner, outer) \ 1386 ((inner) | ((outer) << MAIR_NORM_OUTER_SHIFT)) 1387 1388 /* PAR_EL1 fields */ 1389 #define PAR_F_SHIFT U(0) 1390 #define PAR_F_MASK ULL(0x1) 1391 1392 #define PAR_D128_ADDR_MASK GENMASK(55, 12) /* 44-bits-wide page address */ 1393 #define PAR_ADDR_MASK GENMASK(51, 12) /* 40-bits-wide page address */ 1394 1395 /******************************************************************************* 1396 * Definitions for system register interface to SPE 1397 ******************************************************************************/ 1398 #define PMBLIMITR_EL1 S3_0_C9_C10_0 1399 1400 /******************************************************************************* 1401 * Definitions for system register interface, shifts and masks for MPAM 1402 ******************************************************************************/ 1403 #define MPAMIDR_EL1 S3_0_C10_C4_4 1404 #define MPAM2_EL2 S3_4_C10_C5_0 1405 #define MPAMHCR_EL2 S3_4_C10_C4_0 1406 #define MPAM3_EL3 S3_6_C10_C5_0 1407 1408 #define MPAMIDR_EL1_VPMR_MAX_SHIFT ULL(18) 1409 #define MPAMIDR_EL1_VPMR_MAX_MASK ULL(0x7) 1410 /******************************************************************************* 1411 * Definitions for system register interface to AMU for FEAT_AMUv1 1412 ******************************************************************************/ 1413 #define AMCR_EL0 S3_3_C13_C2_0 1414 #define AMCFGR_EL0 S3_3_C13_C2_1 1415 #define AMCGCR_EL0 S3_3_C13_C2_2 1416 #define AMUSERENR_EL0 S3_3_C13_C2_3 1417 #define AMCNTENCLR0_EL0 S3_3_C13_C2_4 1418 #define AMCNTENSET0_EL0 S3_3_C13_C2_5 1419 #define AMCNTENCLR1_EL0 S3_3_C13_C3_0 1420 #define AMCNTENSET1_EL0 S3_3_C13_C3_1 1421 1422 /* Activity Monitor Group 0 Event Counter Registers */ 1423 #define AMEVCNTR00_EL0 S3_3_C13_C4_0 1424 #define AMEVCNTR01_EL0 S3_3_C13_C4_1 1425 #define AMEVCNTR02_EL0 S3_3_C13_C4_2 1426 #define AMEVCNTR03_EL0 S3_3_C13_C4_3 1427 1428 /* Activity Monitor Group 0 Event Type Registers */ 1429 #define AMEVTYPER00_EL0 S3_3_C13_C6_0 1430 #define AMEVTYPER01_EL0 S3_3_C13_C6_1 1431 #define AMEVTYPER02_EL0 S3_3_C13_C6_2 1432 #define AMEVTYPER03_EL0 S3_3_C13_C6_3 1433 1434 /* Activity Monitor Group 1 Event Counter Registers */ 1435 #define AMEVCNTR10_EL0 S3_3_C13_C12_0 1436 #define AMEVCNTR11_EL0 S3_3_C13_C12_1 1437 #define AMEVCNTR12_EL0 S3_3_C13_C12_2 1438 #define AMEVCNTR13_EL0 S3_3_C13_C12_3 1439 #define AMEVCNTR14_EL0 S3_3_C13_C12_4 1440 #define AMEVCNTR15_EL0 S3_3_C13_C12_5 1441 #define AMEVCNTR16_EL0 S3_3_C13_C12_6 1442 #define AMEVCNTR17_EL0 S3_3_C13_C12_7 1443 #define AMEVCNTR18_EL0 S3_3_C13_C13_0 1444 #define AMEVCNTR19_EL0 S3_3_C13_C13_1 1445 #define AMEVCNTR1A_EL0 S3_3_C13_C13_2 1446 #define AMEVCNTR1B_EL0 S3_3_C13_C13_3 1447 #define AMEVCNTR1C_EL0 S3_3_C13_C13_4 1448 #define AMEVCNTR1D_EL0 S3_3_C13_C13_5 1449 #define AMEVCNTR1E_EL0 S3_3_C13_C13_6 1450 #define AMEVCNTR1F_EL0 S3_3_C13_C13_7 1451 1452 /* Activity Monitor Group 1 Event Type Registers */ 1453 #define AMEVTYPER10_EL0 S3_3_C13_C14_0 1454 #define AMEVTYPER11_EL0 S3_3_C13_C14_1 1455 #define AMEVTYPER12_EL0 S3_3_C13_C14_2 1456 #define AMEVTYPER13_EL0 S3_3_C13_C14_3 1457 #define AMEVTYPER14_EL0 S3_3_C13_C14_4 1458 #define AMEVTYPER15_EL0 S3_3_C13_C14_5 1459 #define AMEVTYPER16_EL0 S3_3_C13_C14_6 1460 #define AMEVTYPER17_EL0 S3_3_C13_C14_7 1461 #define AMEVTYPER18_EL0 S3_3_C13_C15_0 1462 #define AMEVTYPER19_EL0 S3_3_C13_C15_1 1463 #define AMEVTYPER1A_EL0 S3_3_C13_C15_2 1464 #define AMEVTYPER1B_EL0 S3_3_C13_C15_3 1465 #define AMEVTYPER1C_EL0 S3_3_C13_C15_4 1466 #define AMEVTYPER1D_EL0 S3_3_C13_C15_5 1467 #define AMEVTYPER1E_EL0 S3_3_C13_C15_6 1468 #define AMEVTYPER1F_EL0 S3_3_C13_C15_7 1469 1470 /* AMCNTENSET0_EL0 definitions */ 1471 #define AMCNTENSET0_EL0_Pn_ALWAYS_ON ULL(0x3) 1472 #define AMCNTENSET0_EL0_Pn_CONTEXTED ULL(0xc) 1473 #define AMCNTENSET0_EL0_Pn_ALL ULL(0xf) 1474 1475 /* AMCNTENSET1_EL0 definitions */ 1476 #define AMCNTENSET1_EL0_Pn_SHIFT U(0) 1477 #define AMCNTENSET1_EL0_Pn_MASK ULL(0xffff) 1478 1479 /* AMCNTENCLR0_EL0 definitions */ 1480 #define AMCNTENCLR0_EL0_Pn_ALWAYS_ON ULL(0x3) 1481 #define AMCNTENCLR0_EL0_Pn_CONTEXTED ULL(0xc) 1482 #define AMCNTENCLR0_EL0_Pn_ALL ULL(0xf) 1483 1484 /* AMCNTENCLR1_EL0 definitions */ 1485 #define AMCNTENCLR1_EL0_Pn_SHIFT U(0) 1486 #define AMCNTENCLR1_EL0_Pn_MASK ULL(0xffff) 1487 1488 /* AMCFGR_EL0 definitions */ 1489 #define AMCFGR_EL0_NCG_SHIFT U(28) 1490 #define AMCFGR_EL0_NCG_MASK U(0xf) 1491 #define AMCFGR_EL0_N_SHIFT U(0) 1492 #define AMCFGR_EL0_N_MASK U(0xff) 1493 1494 /* AMCGCR_EL0 definitions */ 1495 #define AMCGCR_EL0_CG0NC_SHIFT U(0) 1496 #define AMCGCR_EL0_CG0NC_MASK U(0xff) 1497 #define AMCGCR_EL0_CG1NC_SHIFT U(8) 1498 #define AMCGCR_EL0_CG1NC_MASK U(0xff) 1499 1500 /* MPAM register definitions */ 1501 #define MPAM3_EL3_MPAMEN_BIT (ULL(1) << 63) 1502 #define MPAM3_EL3_TRAPLOWER_BIT (ULL(1) << 62) 1503 #define MPAMHCR_EL2_TRAP_MPAMIDR_EL1 (ULL(1) << 31) 1504 #define MPAM3_EL3_RESET_VAL MPAM3_EL3_TRAPLOWER_BIT 1505 1506 #define MPAM2_EL2_TRAPMPAM0EL1 (ULL(1) << 49) 1507 #define MPAM2_EL2_TRAPMPAM1EL1 (ULL(1) << 48) 1508 1509 #define MPAMIDR_HAS_BW_CTRL_BIT (ULL(1) << 56) 1510 #define MPAMIDR_HAS_HCR_BIT (ULL(1) << 17) 1511 1512 /* MPAM_PE_BW_CTRL register definitions */ 1513 #define MPAMBW2_EL2 S3_4_C10_C5_4 1514 #define MPAMBW2_EL2_HW_SCALE_ENABLE_BIT (ULL(1) << 63) 1515 #define MPAMBW2_EL2_ENABLED_BIT (ULL(1) << 62) 1516 #define MPAMBW2_EL2_HARDLIM_BIT (ULL(1) << 61) 1517 #define MPAMBW2_EL2_NTRAP_MPAMBWIDR_EL1_BIT (ULL(1) << 52) 1518 #define MPAMBW2_EL2_NTRAP_MPAMBW0_EL1_BIT (ULL(1) << 51) 1519 #define MPAMBW2_EL2_NTRAP_MPAMBW1_EL1_BIT (ULL(1) << 50) 1520 #define MPAMBW2_EL2_NTRAP_MPAMBWSM_EL1_BIT (ULL(1) << 49) 1521 1522 #define MPAMBW3_EL3 S3_6_C10_C5_4 1523 #define MPAMBW3_EL3_HW_SCALE_ENABLE_BIT (ULL(1) << 63) 1524 #define MPAMBW3_EL3_ENABLED_BIT (ULL(1) << 62) 1525 #define MPAMBW3_EL3_HARDLIM_BIT (ULL(1) << 61) 1526 #define MPAMBW3_EL3_NTRAPLOWER_BIT (ULL(1) << 49) 1527 1528 /******************************************************************************* 1529 * Definitions for system register interface to AMU for FEAT_AMUv1p1 1530 ******************************************************************************/ 1531 1532 /* Definition for register defining which virtual offsets are implemented. */ 1533 #define AMCG1IDR_EL0 S3_3_C13_C2_6 1534 #define AMCG1IDR_CTR_MASK ULL(0xffff) 1535 #define AMCG1IDR_CTR_SHIFT U(0) 1536 #define AMCG1IDR_VOFF_MASK ULL(0xffff) 1537 #define AMCG1IDR_VOFF_SHIFT U(16) 1538 1539 /* New bit added to AMCR_EL0 */ 1540 #define AMCR_CG1RZ_SHIFT U(17) 1541 #define AMCR_CG1RZ_BIT (ULL(0x1) << AMCR_CG1RZ_SHIFT) 1542 1543 /* 1544 * Definitions for virtual offset registers for architected activity monitor 1545 * event counters. 1546 * AMEVCNTVOFF01_EL2 intentionally left undefined, as it does not exist. 1547 */ 1548 #define AMEVCNTVOFF00_EL2 S3_4_C13_C8_0 1549 #define AMEVCNTVOFF02_EL2 S3_4_C13_C8_2 1550 #define AMEVCNTVOFF03_EL2 S3_4_C13_C8_3 1551 1552 /* 1553 * Definitions for virtual offset registers for auxiliary activity monitor event 1554 * counters. 1555 */ 1556 #define AMEVCNTVOFF10_EL2 S3_4_C13_C10_0 1557 #define AMEVCNTVOFF11_EL2 S3_4_C13_C10_1 1558 #define AMEVCNTVOFF12_EL2 S3_4_C13_C10_2 1559 #define AMEVCNTVOFF13_EL2 S3_4_C13_C10_3 1560 #define AMEVCNTVOFF14_EL2 S3_4_C13_C10_4 1561 #define AMEVCNTVOFF15_EL2 S3_4_C13_C10_5 1562 #define AMEVCNTVOFF16_EL2 S3_4_C13_C10_6 1563 #define AMEVCNTVOFF17_EL2 S3_4_C13_C10_7 1564 #define AMEVCNTVOFF18_EL2 S3_4_C13_C11_0 1565 #define AMEVCNTVOFF19_EL2 S3_4_C13_C11_1 1566 #define AMEVCNTVOFF1A_EL2 S3_4_C13_C11_2 1567 #define AMEVCNTVOFF1B_EL2 S3_4_C13_C11_3 1568 #define AMEVCNTVOFF1C_EL2 S3_4_C13_C11_4 1569 #define AMEVCNTVOFF1D_EL2 S3_4_C13_C11_5 1570 #define AMEVCNTVOFF1E_EL2 S3_4_C13_C11_6 1571 #define AMEVCNTVOFF1F_EL2 S3_4_C13_C11_7 1572 1573 /******************************************************************************* 1574 * Realm management extension register definitions 1575 ******************************************************************************/ 1576 #define GPCCR_EL3 S3_6_C2_C1_6 1577 #define GPTBR_EL3 S3_6_C2_C1_4 1578 1579 #define SCXTNUM_EL2 S3_4_C13_C0_7 1580 #define SCXTNUM_EL1 S3_0_C13_C0_7 1581 #define SCXTNUM_EL0 S3_3_C13_C0_7 1582 1583 /******************************************************************************* 1584 * RAS system registers 1585 ******************************************************************************/ 1586 #define DISR_EL1 S3_0_C12_C1_1 1587 #define DISR_A_BIT U(31) 1588 1589 #define ERRIDR_EL1 S3_0_C5_C3_0 1590 #define ERRIDR_MASK U(0xffff) 1591 1592 #define ERRSELR_EL1 S3_0_C5_C3_1 1593 1594 /* System register access to Standard Error Record registers */ 1595 #define ERXFR_EL1 S3_0_C5_C4_0 1596 #define ERXCTLR_EL1 S3_0_C5_C4_1 1597 #define ERXSTATUS_EL1 S3_0_C5_C4_2 1598 #define ERXADDR_EL1 S3_0_C5_C4_3 1599 #define ERXPFGF_EL1 S3_0_C5_C4_4 1600 #define ERXPFGCTL_EL1 S3_0_C5_C4_5 1601 #define ERXPFGCDN_EL1 S3_0_C5_C4_6 1602 #define ERXMISC0_EL1 S3_0_C5_C5_0 1603 #define ERXMISC1_EL1 S3_0_C5_C5_1 1604 1605 #define ERXCTLR_ED_SHIFT U(0) 1606 #define ERXCTLR_ED_BIT (U(1) << ERXCTLR_ED_SHIFT) 1607 #define ERXCTLR_UE_BIT (U(1) << 4) 1608 1609 #define ERXPFGCTL_UC_BIT (U(1) << 1) 1610 #define ERXPFGCTL_UEU_BIT (U(1) << 2) 1611 #define ERXPFGCTL_CDEN_BIT (U(1) << 31) 1612 1613 /******************************************************************************* 1614 * Armv8.3 Pointer Authentication Registers 1615 ******************************************************************************/ 1616 #define APIAKeyLo_EL1 S3_0_C2_C1_0 1617 #define APIAKeyHi_EL1 S3_0_C2_C1_1 1618 #define APIBKeyLo_EL1 S3_0_C2_C1_2 1619 #define APIBKeyHi_EL1 S3_0_C2_C1_3 1620 #define APDAKeyLo_EL1 S3_0_C2_C2_0 1621 #define APDAKeyHi_EL1 S3_0_C2_C2_1 1622 #define APDBKeyLo_EL1 S3_0_C2_C2_2 1623 #define APDBKeyHi_EL1 S3_0_C2_C2_3 1624 #define APGAKeyLo_EL1 S3_0_C2_C3_0 1625 #define APGAKeyHi_EL1 S3_0_C2_C3_1 1626 1627 /******************************************************************************* 1628 * Armv8.4 Data Independent Timing Registers 1629 ******************************************************************************/ 1630 #define DIT S3_3_C4_C2_5 1631 #define DIT_BIT BIT(24) 1632 1633 /******************************************************************************* 1634 * Armv8.5 - new MSR encoding to directly access PSTATE.SSBS field 1635 ******************************************************************************/ 1636 #define SSBS S3_3_C4_C2_6 1637 1638 /******************************************************************************* 1639 * Armv8.5 - Memory Tagging Extension Registers 1640 ******************************************************************************/ 1641 #define TFSRE0_EL1 S3_0_C5_C6_1 1642 #define TFSR_EL1 S3_0_C5_C6_0 1643 #define RGSR_EL1 S3_0_C1_C0_5 1644 #define GCR_EL1 S3_0_C1_C0_6 1645 1646 #define GCR_EL1_RRND_BIT (UL(1) << 16) 1647 1648 /******************************************************************************* 1649 * Armv8.5 - Random Number Generator Registers 1650 ******************************************************************************/ 1651 #define RNDR S3_3_C2_C4_0 1652 #define RNDRRS S3_3_C2_C4_1 1653 1654 /******************************************************************************* 1655 * FEAT_HCX - Extended Hypervisor Configuration Register 1656 ******************************************************************************/ 1657 #define HCRX_EL2 S3_4_C1_C2_2 1658 #define HCRX_EL2_MSCEn_BIT (UL(1) << 11) 1659 #define HCRX_EL2_MCE2_BIT (UL(1) << 10) 1660 #define HCRX_EL2_CMOW_BIT (UL(1) << 9) 1661 #define HCRX_EL2_VFNMI_BIT (UL(1) << 8) 1662 #define HCRX_EL2_VINMI_BIT (UL(1) << 7) 1663 #define HCRX_EL2_TALLINT_BIT (UL(1) << 6) 1664 #define HCRX_EL2_SMPME_BIT (UL(1) << 5) 1665 #define HCRX_EL2_FGTnXS_BIT (UL(1) << 4) 1666 #define HCRX_EL2_FnXS_BIT (UL(1) << 3) 1667 #define HCRX_EL2_EnASR_BIT (UL(1) << 2) 1668 #define HCRX_EL2_EnALS_BIT (UL(1) << 1) 1669 #define HCRX_EL2_EnAS0_BIT (UL(1) << 0) 1670 #define HCRX_EL2_INIT_VAL ULL(0x0) 1671 1672 /******************************************************************************* 1673 * FEAT_FGT - Definitions for Fine-Grained Trap registers 1674 ******************************************************************************/ 1675 #define HFGITR_EL2_INIT_VAL ULL(0x180000000000000) 1676 #define HFGRTR_EL2_INIT_VAL ULL(0xC4000000000000) 1677 #define HFGWTR_EL2_INIT_VAL ULL(0xC4000000000000) 1678 1679 /******************************************************************************* 1680 * FEAT_TCR2 - Extended Translation Control Registers 1681 ******************************************************************************/ 1682 #define TCR2_EL1 S3_0_C2_C0_3 1683 #define TCR2_EL2 S3_4_C2_C0_3 1684 1685 /******************************************************************************* 1686 * Permission indirection and overlay Registers 1687 ******************************************************************************/ 1688 1689 #define PIRE0_EL1 S3_0_C10_C2_2 1690 #define PIRE0_EL2 S3_4_C10_C2_2 1691 #define PIR_EL1 S3_0_C10_C2_3 1692 #define PIR_EL2 S3_4_C10_C2_3 1693 #define POR_EL1 S3_0_C10_C2_4 1694 #define POR_EL2 S3_4_C10_C2_4 1695 #define S2PIR_EL2 S3_4_C10_C2_5 1696 #define S2POR_EL1 S3_0_C10_C2_5 1697 1698 /******************************************************************************* 1699 * FEAT_GCS - Guarded Control Stack Registers 1700 ******************************************************************************/ 1701 #define GCSCR_EL2 S3_4_C2_C5_0 1702 #define GCSPR_EL2 S3_4_C2_C5_1 1703 #define GCSCR_EL1 S3_0_C2_C5_0 1704 #define GCSCRE0_EL1 S3_0_C2_C5_2 1705 #define GCSPR_EL1 S3_0_C2_C5_1 1706 #define GCSPR_EL0 S3_3_C2_C5_1 1707 1708 #define GCSCR_EXLOCK_EN_BIT (UL(1) << 6) 1709 1710 /******************************************************************************* 1711 * FEAT_TRF - Trace Filter Control Registers 1712 ******************************************************************************/ 1713 #define TRFCR_EL2 S3_4_C1_C2_1 1714 #define TRFCR_EL1 S3_0_C1_C2_1 1715 1716 /******************************************************************************* 1717 * FEAT_STEP2 - Step2 registers 1718 ******************************************************************************/ 1719 #define MDSTEPOP_EL1 S2_0_C0_C5_2 1720 1721 /******************************************************************************* 1722 * FEAT_THE - Translation Hardening Extension Registers 1723 ******************************************************************************/ 1724 #define RCWMASK_EL1 S3_0_C13_C0_6 1725 #define RCWSMASK_EL1 S3_0_C13_C0_3 1726 1727 /******************************************************************************* 1728 * FEAT_SCTLR2 - Extension to SCTLR_ELx Registers 1729 ******************************************************************************/ 1730 #define SCTLR2_EL3 S3_6_C1_C0_3 1731 #define SCTLR2_EL2 S3_4_C1_C0_3 1732 #define SCTLR2_EL1 S3_0_C1_C0_3 1733 1734 /******************************************************************************* 1735 * FEAT_BRBE - Branch Record Buffer Extension Registers 1736 ******************************************************************************/ 1737 #define BRBCR_EL2 S2_4_C9_C0_0 1738 1739 /******************************************************************************* 1740 * FEAT_LS64_ACCDATA - LoadStore64B with status data 1741 ******************************************************************************/ 1742 #define ACCDATA_EL1 S3_0_C13_C0_5 1743 1744 /******************************************************************************* 1745 * Definitions for DynamicIQ Shared Unit registers 1746 ******************************************************************************/ 1747 #define CLUSTERPWRDN_EL1 S3_0_C15_C3_6 1748 1749 /******************************************************************************* 1750 * FEAT_FPMR - Floating point Mode Register 1751 ******************************************************************************/ 1752 #define FPMR S3_3_C4_C4_2 1753 1754 /* CLUSTERPWRDN_EL1 register definitions */ 1755 #define DSU_CLUSTER_PWR_OFF 0 1756 #define DSU_CLUSTER_PWR_ON 1 1757 #define DSU_CLUSTER_PWR_MASK U(1) 1758 #define DSU_CLUSTER_MEM_RET BIT(1) 1759 1760 /* CLUSTERPMMDCR register definitions */ 1761 #define CLUSTERPMMDCR_SPME U(1) 1762 1763 /******************************************************************************* 1764 * Definitions for CPU Power/Performance Management registers 1765 ******************************************************************************/ 1766 1767 #define CPUPPMCR_EL3 S3_6_C15_C2_0 1768 #define CPUPPMCR_EL3_MPMMPINCTL_BIT BIT(0) 1769 1770 #define CPUMPMMCR_EL3 S3_6_C15_C2_1 1771 #define CPUMPMMCR_EL3_MPMM_EN_BIT BIT(0) 1772 1773 /* alternative system register encoding for the "sb" speculation barrier */ 1774 #define SYSREG_SB S0_3_C3_C0_7 1775 1776 #define CLUSTERPMCR_EL1 S3_0_C15_C5_0 1777 #define CLUSTERPMCNTENSET_EL1 S3_0_C15_C5_1 1778 #define CLUSTERPMCCNTR_EL1 S3_0_C15_C6_0 1779 #define CLUSTERPMOVSSET_EL1 S3_0_C15_C5_3 1780 #define CLUSTERPMOVSCLR_EL1 S3_0_C15_C5_4 1781 #define CLUSTERPMSELR_EL1 S3_0_C15_C5_5 1782 #define CLUSTERPMXEVTYPER_EL1 S3_0_C15_C6_1 1783 #define CLUSTERPMXEVCNTR_EL1 S3_0_C15_C6_2 1784 #define CLUSTERPMMDCR_EL3 S3_6_C15_C6_3 1785 1786 #define CLUSTERPMCR_E_BIT BIT(0) 1787 #define CLUSTERPMCR_N_SHIFT U(11) 1788 #define CLUSTERPMCR_N_MASK U(0x1f) 1789 1790 /******************************************************************************* 1791 * FEAT_MEC - Memory Encryption Contexts 1792 ******************************************************************************/ 1793 #define MECIDR_EL2 S3_4_C10_C8_7 1794 #define MECIDR_EL2_MECIDWidthm1_MASK U(0xf) 1795 #define MECIDR_EL2_MECIDWidthm1_SHIFT U(0) 1796 1797 /****************************************************************************** 1798 * FEAT_FGWTE3 - Fine Grained Write Trap 1799 ******************************************************************************/ 1800 #define FGWTE3_EL3 S3_6_C1_C1_5 1801 1802 /* FGWTE3_EL3 Defintions */ 1803 #define FGWTE3_EL3_VBAR_EL3_BIT (U(1) << 21) 1804 #define FGWTE3_EL3_TTBR0_EL3_BIT (U(1) << 20) 1805 #define FGWTE3_EL3_TPIDR_EL3_BIT (U(1) << 19) 1806 #define FGWTE3_EL3_TCR_EL3_BIT (U(1) << 18) 1807 #define FGWTE3_EL3_SPMROOTCR_EL3_BIT (U(1) << 17) 1808 #define FGWTE3_EL3_SCTLR2_EL3_BIT (U(1) << 16) 1809 #define FGWTE3_EL3_SCTLR_EL3_BIT (U(1) << 15) 1810 #define FGWTE3_EL3_PIR_EL3_BIT (U(1) << 14) 1811 #define FGWTE3_EL3_MECID_RL_A_EL3_BIT (U(1) << 12) 1812 #define FGWTE3_EL3_MAIR2_EL3_BIT (U(1) << 10) 1813 #define FGWTE3_EL3_MAIR_EL3_BIT (U(1) << 9) 1814 #define FGWTE3_EL3_GPTBR_EL3_BIT (U(1) << 8) 1815 #define FGWTE3_EL3_GPCCR_EL3_BIT (U(1) << 7) 1816 #define FGWTE3_EL3_GCSPR_EL3_BIT (U(1) << 6) 1817 #define FGWTE3_EL3_GCSCR_EL3_BIT (U(1) << 5) 1818 #define FGWTE3_EL3_AMAIR2_EL3_BIT (U(1) << 4) 1819 #define FGWTE3_EL3_AMAIR_EL3_BIT (U(1) << 3) 1820 #define FGWTE3_EL3_AFSR1_EL3_BIT (U(1) << 2) 1821 #define FGWTE3_EL3_AFSR0_EL3_BIT (U(1) << 1) 1822 #define FGWTE3_EL3_ACTLR_EL3_BIT (U(1) << 0) 1823 1824 #define FGWTE3_EL3_EARLY_INIT_VAL ( \ 1825 FGWTE3_EL3_VBAR_EL3_BIT | \ 1826 FGWTE3_EL3_TTBR0_EL3_BIT | \ 1827 FGWTE3_EL3_SPMROOTCR_EL3_BIT | \ 1828 FGWTE3_EL3_SCTLR2_EL3_BIT | \ 1829 FGWTE3_EL3_PIR_EL3_BIT | \ 1830 FGWTE3_EL3_MECID_RL_A_EL3_BIT | \ 1831 FGWTE3_EL3_MAIR2_EL3_BIT | \ 1832 FGWTE3_EL3_MAIR_EL3_BIT | \ 1833 FGWTE3_EL3_GPTBR_EL3_BIT | \ 1834 FGWTE3_EL3_GPCCR_EL3_BIT | \ 1835 FGWTE3_EL3_GCSPR_EL3_BIT | \ 1836 FGWTE3_EL3_GCSCR_EL3_BIT | \ 1837 FGWTE3_EL3_AMAIR2_EL3_BIT | \ 1838 FGWTE3_EL3_AMAIR_EL3_BIT | \ 1839 FGWTE3_EL3_AFSR1_EL3_BIT | \ 1840 FGWTE3_EL3_AFSR0_EL3_BIT) 1841 1842 #if HW_ASSISTED_COHERENCY 1843 #define FGWTE3_EL3_LATE_INIT_SCTLR_EL3_BIT FGWTE3_EL3_SCTLR_EL3_BIT | 1844 #else 1845 #define FGWTE3_EL3_LATE_INIT_SCTLR_EL3_BIT 1846 #endif 1847 1848 #if !(CRASH_REPORTING) 1849 #define FGWTE3_EL3_LATE_INIT_TPIDR_EL3_BIT FGWTE3_EL3_TPIDR_EL3_BIT | 1850 #else 1851 #define FGWTE3_EL3_LATE_INIT_TPIDR_EL3_BIT 1852 #endif 1853 1854 #define FGWTE3_EL3_LATE_INIT_VAL ( \ 1855 FGWTE3_EL3_EARLY_INIT_VAL | \ 1856 FGWTE3_EL3_LATE_INIT_SCTLR_EL3_BIT \ 1857 FGWTE3_EL3_LATE_INIT_TPIDR_EL3_BIT \ 1858 FGWTE3_EL3_TCR_EL3_BIT | \ 1859 FGWTE3_EL3_ACTLR_EL3_BIT) 1860 1861 #endif /* ARCH_H */ 1862