1 /* 2 * Arm SCP/MCP Software 3 * Copyright (c) 2013-2021, Arm Limited and Contributors. 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 /******************************************************************************* 28 * MPIDR macros 29 ******************************************************************************/ 30 #define MPIDR_MT_MASK (ULL(1) << 24) 31 #define MPIDR_CPU_MASK MPIDR_AFFLVL_MASK 32 #define MPIDR_CLUSTER_MASK (MPIDR_AFFLVL_MASK << MPIDR_AFFINITY_BITS) 33 #define MPIDR_AFFINITY_BITS U(8) 34 #define MPIDR_AFFLVL_MASK ULL(0xff) 35 #define MPIDR_AFF0_SHIFT U(0) 36 #define MPIDR_AFF1_SHIFT U(8) 37 #define MPIDR_AFF2_SHIFT U(16) 38 #define MPIDR_AFF3_SHIFT U(32) 39 #define MPIDR_AFF_SHIFT(_n) MPIDR_AFF##_n##_SHIFT 40 #define MPIDR_AFFINITY_MASK ULL(0xff00ffffff) 41 #define MPIDR_AFFLVL_SHIFT U(3) 42 #define MPIDR_AFFLVL0 ULL(0x0) 43 #define MPIDR_AFFLVL1 ULL(0x1) 44 #define MPIDR_AFFLVL2 ULL(0x2) 45 #define MPIDR_AFFLVL3 ULL(0x3) 46 #define MPIDR_AFFLVL(_n) MPIDR_AFFLVL##_n 47 #define MPIDR_AFFLVL0_VAL(mpidr) \ 48 (((mpidr) >> MPIDR_AFF0_SHIFT) & MPIDR_AFFLVL_MASK) 49 #define MPIDR_AFFLVL1_VAL(mpidr) \ 50 (((mpidr) >> MPIDR_AFF1_SHIFT) & MPIDR_AFFLVL_MASK) 51 #define MPIDR_AFFLVL2_VAL(mpidr) \ 52 (((mpidr) >> MPIDR_AFF2_SHIFT) & MPIDR_AFFLVL_MASK) 53 #define MPIDR_AFFLVL3_VAL(mpidr) \ 54 (((mpidr) >> MPIDR_AFF3_SHIFT) & MPIDR_AFFLVL_MASK) 55 /* 56 * The MPIDR_MAX_AFFLVL count starts from 0. Take care to 57 * add one while using this macro to define array sizes. 58 * TODO: Support only the first 3 affinity levels for now. 59 */ 60 #define MPIDR_MAX_AFFLVL U(2) 61 62 #define MPID_MASK \ 63 (MPIDR_MT_MASK | (MPIDR_AFFLVL_MASK << MPIDR_AFF3_SHIFT) | \ 64 (MPIDR_AFFLVL_MASK << MPIDR_AFF2_SHIFT) | \ 65 (MPIDR_AFFLVL_MASK << MPIDR_AFF1_SHIFT) | \ 66 (MPIDR_AFFLVL_MASK << MPIDR_AFF0_SHIFT)) 67 68 #define MPIDR_AFF_ID(mpid, n) \ 69 (((mpid) >> MPIDR_AFF_SHIFT(n)) & MPIDR_AFFLVL_MASK) 70 71 /* 72 * An invalid MPID. This value can be used by functions that return an MPID to 73 * indicate an error. 74 */ 75 #define INVALID_MPID U(0xFFFFFFFF) 76 77 /******************************************************************************* 78 * Definitions for CPU system register interface to GICv3 79 ******************************************************************************/ 80 #define ICC_IGRPEN1_EL1 S3_0_C12_C12_7 81 #define ICC_SGI1R S3_0_C12_C11_5 82 #define ICC_SRE_EL1 S3_0_C12_C12_5 83 #define ICC_SRE_EL2 S3_4_C12_C9_5 84 #define ICC_SRE_EL3 S3_6_C12_C12_5 85 #define ICC_CTLR_EL1 S3_0_C12_C12_4 86 #define ICC_CTLR_EL3 S3_6_C12_C12_4 87 #define ICC_PMR_EL1 S3_0_C4_C6_0 88 #define ICC_RPR_EL1 S3_0_C12_C11_3 89 #define ICC_IGRPEN1_EL3 S3_6_c12_c12_7 90 #define ICC_IGRPEN0_EL1 S3_0_c12_c12_6 91 #define ICC_HPPIR0_EL1 S3_0_c12_c8_2 92 #define ICC_HPPIR1_EL1 S3_0_c12_c12_2 93 #define ICC_IAR0_EL1 S3_0_c12_c8_0 94 #define ICC_IAR1_EL1 S3_0_c12_c12_0 95 #define ICC_EOIR0_EL1 S3_0_c12_c8_1 96 #define ICC_EOIR1_EL1 S3_0_c12_c12_1 97 #define ICC_SGI0R_EL1 S3_0_c12_c11_7 98 99 /******************************************************************************* 100 * Generic timer memory mapped registers & offsets 101 ******************************************************************************/ 102 #define CNTCR_OFF U(0x000) 103 #define CNTFID_OFF U(0x020) 104 105 #define CNTCR_EN (U(1) << 0) 106 #define CNTCR_HDBG (U(1) << 1) 107 #define CNTCR_FCREQ(x) ((x) << 8) 108 109 /******************************************************************************* 110 * System register bit definitions 111 ******************************************************************************/ 112 /* CLIDR definitions */ 113 #define LOUIS_SHIFT U(21) 114 #define LOC_SHIFT U(24) 115 #define CLIDR_FIELD_WIDTH U(3) 116 117 /* CSSELR definitions */ 118 #define LEVEL_SHIFT U(1) 119 120 /* Data cache set/way op type defines */ 121 #define DCISW U(0x0) 122 #define DCCISW U(0x1) 123 #if ERRATA_A53_827319 124 # define DCCSW DCCISW 125 #else 126 # define DCCSW U(0x2) 127 #endif 128 129 /* ID_AA64PFR0_EL1 definitions */ 130 #define ID_AA64PFR0_EL0_SHIFT U(0) 131 #define ID_AA64PFR0_EL1_SHIFT U(4) 132 #define ID_AA64PFR0_EL2_SHIFT U(8) 133 #define ID_AA64PFR0_EL3_SHIFT U(12) 134 #define ID_AA64PFR0_AMU_SHIFT U(44) 135 #define ID_AA64PFR0_AMU_LENGTH U(4) 136 #define ID_AA64PFR0_AMU_MASK ULL(0xf) 137 #define ID_AA64PFR0_ELX_MASK ULL(0xf) 138 #define ID_AA64PFR0_SVE_SHIFT U(32) 139 #define ID_AA64PFR0_SVE_MASK ULL(0xf) 140 #define ID_AA64PFR0_SVE_LENGTH U(4) 141 #define ID_AA64PFR0_MPAM_SHIFT U(40) 142 #define ID_AA64PFR0_MPAM_MASK ULL(0xf) 143 #define ID_AA64PFR0_DIT_SHIFT U(48) 144 #define ID_AA64PFR0_DIT_MASK ULL(0xf) 145 #define ID_AA64PFR0_DIT_LENGTH U(4) 146 #define ID_AA64PFR0_DIT_SUPPORTED U(1) 147 #define ID_AA64PFR0_CSV2_SHIFT U(56) 148 #define ID_AA64PFR0_CSV2_MASK ULL(0xf) 149 #define ID_AA64PFR0_CSV2_LENGTH U(4) 150 151 /* ID_AA64DFR0_EL1.PMS definitions (for ARMv8.2+) */ 152 #define ID_AA64DFR0_PMS_SHIFT U(32) 153 #define ID_AA64DFR0_PMS_LENGTH U(4) 154 #define ID_AA64DFR0_PMS_MASK ULL(0xf) 155 156 #define EL_IMPL_NONE ULL(0) 157 #define EL_IMPL_A64ONLY ULL(1) 158 #define EL_IMPL_A64_A32 ULL(2) 159 160 #define ID_AA64PFR0_GIC_SHIFT U(24) 161 #define ID_AA64PFR0_GIC_WIDTH U(4) 162 #define ID_AA64PFR0_GIC_MASK ULL(0xf) 163 164 /* ID_AA64ISAR1_EL1 definitions */ 165 #define ID_AA64ISAR1_EL1 S3_0_C0_C6_1 166 #define ID_AA64ISAR1_GPI_SHIFT U(28) 167 #define ID_AA64ISAR1_GPI_WIDTH U(4) 168 #define ID_AA64ISAR1_GPI_MASK ULL(0xf) 169 #define ID_AA64ISAR1_GPA_SHIFT U(24) 170 #define ID_AA64ISAR1_GPA_WIDTH U(4) 171 #define ID_AA64ISAR1_GPA_MASK ULL(0xf) 172 #define ID_AA64ISAR1_API_SHIFT U(8) 173 #define ID_AA64ISAR1_API_WIDTH U(4) 174 #define ID_AA64ISAR1_API_MASK ULL(0xf) 175 #define ID_AA64ISAR1_APA_SHIFT U(4) 176 #define ID_AA64ISAR1_APA_WIDTH U(4) 177 #define ID_AA64ISAR1_APA_MASK ULL(0xf) 178 179 /* ID_AA64MMFR0_EL1 definitions */ 180 #define ID_AA64MMFR0_EL1_PARANGE_SHIFT U(0) 181 #define ID_AA64MMFR0_EL1_PARANGE_MASK ULL(0xf) 182 183 #define PARANGE_0000 U(32) 184 #define PARANGE_0001 U(36) 185 #define PARANGE_0010 U(40) 186 #define PARANGE_0011 U(42) 187 #define PARANGE_0100 U(44) 188 #define PARANGE_0101 U(48) 189 #define PARANGE_0110 U(52) 190 191 #define ID_AA64MMFR0_EL1_TGRAN4_SHIFT U(28) 192 #define ID_AA64MMFR0_EL1_TGRAN4_MASK ULL(0xf) 193 #define ID_AA64MMFR0_EL1_TGRAN4_SUPPORTED ULL(0x0) 194 #define ID_AA64MMFR0_EL1_TGRAN4_NOT_SUPPORTED ULL(0xf) 195 196 #define ID_AA64MMFR0_EL1_TGRAN64_SHIFT U(24) 197 #define ID_AA64MMFR0_EL1_TGRAN64_MASK ULL(0xf) 198 #define ID_AA64MMFR0_EL1_TGRAN64_SUPPORTED ULL(0x0) 199 #define ID_AA64MMFR0_EL1_TGRAN64_NOT_SUPPORTED ULL(0xf) 200 201 #define ID_AA64MMFR0_EL1_TGRAN16_SHIFT U(20) 202 #define ID_AA64MMFR0_EL1_TGRAN16_MASK ULL(0xf) 203 #define ID_AA64MMFR0_EL1_TGRAN16_SUPPORTED ULL(0x1) 204 #define ID_AA64MMFR0_EL1_TGRAN16_NOT_SUPPORTED ULL(0x0) 205 206 /* ID_AA64MMFR2_EL1 definitions */ 207 #define ID_AA64MMFR2_EL1 S3_0_C0_C7_2 208 209 #define ID_AA64MMFR2_EL1_ST_SHIFT U(28) 210 #define ID_AA64MMFR2_EL1_ST_MASK ULL(0xf) 211 212 #define ID_AA64MMFR2_EL1_CNP_SHIFT U(0) 213 #define ID_AA64MMFR2_EL1_CNP_MASK ULL(0xf) 214 215 /* ID_AA64PFR1_EL1 definitions */ 216 #define ID_AA64PFR1_EL1_SSBS_SHIFT U(4) 217 #define ID_AA64PFR1_EL1_SSBS_MASK ULL(0xf) 218 219 #define SSBS_UNAVAILABLE ULL(0) /* No architectural SSBS support */ 220 221 /* ID_PFR1_EL1 definitions */ 222 #define ID_PFR1_VIRTEXT_SHIFT U(12) 223 #define ID_PFR1_VIRTEXT_MASK U(0xf) 224 #define GET_VIRT_EXT(id) \ 225 (((id) >> ID_PFR1_VIRTEXT_SHIFT) & ID_PFR1_VIRTEXT_MASK) 226 227 /* SCTLR definitions */ 228 #define SCTLR_EL2_RES1 \ 229 ((U(1) << 29) | (U(1) << 28) | (U(1) << 23) | (U(1) << 22) | \ 230 (U(1) << 18) | (U(1) << 16) | (U(1) << 11) | (U(1) << 5) | (U(1) << 4)) 231 232 #define SCTLR_EL1_RES1 \ 233 ((U(1) << 29) | (U(1) << 28) | (U(1) << 23) | (U(1) << 22) | \ 234 (U(1) << 20) | (U(1) << 11)) 235 #define SCTLR_AARCH32_EL1_RES1 \ 236 ((U(1) << 23) | (U(1) << 22) | (U(1) << 11) | (U(1) << 4) | (U(1) << 3)) 237 238 #define SCTLR_EL3_RES1 \ 239 ((U(1) << 29) | (U(1) << 28) | (U(1) << 23) | (U(1) << 22) | \ 240 (U(1) << 18) | (U(1) << 16) | (U(1) << 11) | (U(1) << 5) | (U(1) << 4)) 241 242 #define SCTLR_M_BIT (ULL(1) << 0) 243 #define SCTLR_A_BIT (ULL(1) << 1) 244 #define SCTLR_C_BIT (ULL(1) << 2) 245 #define SCTLR_SA_BIT (ULL(1) << 3) 246 #define SCTLR_SA0_BIT (ULL(1) << 4) 247 #define SCTLR_CP15BEN_BIT (ULL(1) << 5) 248 #define SCTLR_ITD_BIT (ULL(1) << 7) 249 #define SCTLR_SED_BIT (ULL(1) << 8) 250 #define SCTLR_UMA_BIT (ULL(1) << 9) 251 #define SCTLR_I_BIT (ULL(1) << 12) 252 #define SCTLR_V_BIT (ULL(1) << 13) 253 #define SCTLR_DZE_BIT (ULL(1) << 14) 254 #define SCTLR_UCT_BIT (ULL(1) << 15) 255 #define SCTLR_NTWI_BIT (ULL(1) << 16) 256 #define SCTLR_NTWE_BIT (ULL(1) << 18) 257 #define SCTLR_WXN_BIT (ULL(1) << 19) 258 #define SCTLR_UWXN_BIT (ULL(1) << 20) 259 #define SCTLR_IESB_BIT (ULL(1) << 21) 260 #define SCTLR_E0E_BIT (ULL(1) << 24) 261 #define SCTLR_EE_BIT (ULL(1) << 25) 262 #define SCTLR_UCI_BIT (ULL(1) << 26) 263 #define SCTLR_EnIA_BIT (ULL(1) << 31) 264 #define SCTLR_DSSBS_BIT (ULL(1) << 44) 265 #define SCTLR_RESET_VAL SCTLR_EL3_RES1 266 267 /* CPACR_El1 definitions */ 268 #define CPACR_EL1_FPEN(x) ((x) << 20) 269 #define CPACR_EL1_FP_TRAP_EL0 U(0x1) 270 #define CPACR_EL1_FP_TRAP_ALL U(0x2) 271 #define CPACR_EL1_FP_TRAP_NONE U(0x3) 272 273 /* SCR definitions */ 274 #define SCR_RES1_BITS ((U(1) << 4) | (U(1) << 5)) 275 #define SCR_FIEN_BIT (U(1) << 21) 276 #define SCR_API_BIT (U(1) << 17) 277 #define SCR_APK_BIT (U(1) << 16) 278 #define SCR_TWE_BIT (U(1) << 13) 279 #define SCR_TWI_BIT (U(1) << 12) 280 #define SCR_ST_BIT (U(1) << 11) 281 #define SCR_RW_BIT (U(1) << 10) 282 #define SCR_SIF_BIT (U(1) << 9) 283 #define SCR_HCE_BIT (U(1) << 8) 284 #define SCR_SMD_BIT (U(1) << 7) 285 #define SCR_EA_BIT (U(1) << 3) 286 #define SCR_FIQ_BIT (U(1) << 2) 287 #define SCR_IRQ_BIT (U(1) << 1) 288 #define SCR_NS_BIT (U(1) << 0) 289 #define SCR_VALID_BIT_MASK U(0x2f8f) 290 #define SCR_RESET_VAL SCR_RES1_BITS 291 292 /* MDCR_EL3 definitions */ 293 #define MDCR_SPD32(x) ((x) << 14) 294 #define MDCR_SPD32_LEGACY ULL(0x0) 295 #define MDCR_SPD32_DISABLE ULL(0x2) 296 #define MDCR_SPD32_ENABLE ULL(0x3) 297 #define MDCR_SDD_BIT (ULL(1) << 16) 298 #define MDCR_NSPB(x) ((x) << 12) 299 #define MDCR_NSPB_EL1 ULL(0x3) 300 #define MDCR_TDOSA_BIT (ULL(1) << 10) 301 #define MDCR_TDA_BIT (ULL(1) << 9) 302 #define MDCR_TPM_BIT (ULL(1) << 6) 303 #define MDCR_SCCD_BIT (ULL(1) << 23) 304 #define MDCR_EL3_RESET_VAL ULL(0x0) 305 306 /* MDCR_EL2 definitions */ 307 #define MDCR_EL2_TPMS (U(1) << 14) 308 #define MDCR_EL2_E2PB(x) ((x) << 12) 309 #define MDCR_EL2_E2PB_EL1 U(0x3) 310 #define MDCR_EL2_TDRA_BIT (U(1) << 11) 311 #define MDCR_EL2_TDOSA_BIT (U(1) << 10) 312 #define MDCR_EL2_TDA_BIT (U(1) << 9) 313 #define MDCR_EL2_TDE_BIT (U(1) << 8) 314 #define MDCR_EL2_HPME_BIT (U(1) << 7) 315 #define MDCR_EL2_TPM_BIT (U(1) << 6) 316 #define MDCR_EL2_TPMCR_BIT (U(1) << 5) 317 #define MDCR_EL2_RESET_VAL U(0x0) 318 319 /* HSTR_EL2 definitions */ 320 #define HSTR_EL2_RESET_VAL U(0x0) 321 #define HSTR_EL2_T_MASK U(0xff) 322 323 /* CNTHP_CTL_EL2 definitions */ 324 #define CNTHP_CTL_ENABLE_BIT (U(1) << 0) 325 #define CNTHP_CTL_RESET_VAL U(0x0) 326 327 /* VTTBR_EL2 definitions */ 328 #define VTTBR_RESET_VAL ULL(0x0) 329 #define VTTBR_VMID_MASK ULL(0xff) 330 #define VTTBR_VMID_SHIFT U(48) 331 #define VTTBR_BADDR_MASK ULL(0xffffffffffff) 332 #define VTTBR_BADDR_SHIFT U(0) 333 334 /* HCR definitions */ 335 #define HCR_API_BIT (ULL(1) << 41) 336 #define HCR_APK_BIT (ULL(1) << 40) 337 #define HCR_TGE_BIT (ULL(1) << 27) 338 #define HCR_RW_SHIFT U(31) 339 #define HCR_RW_BIT (ULL(1) << HCR_RW_SHIFT) 340 #define HCR_AMO_BIT (ULL(1) << 5) 341 #define HCR_IMO_BIT (ULL(1) << 4) 342 #define HCR_FMO_BIT (ULL(1) << 3) 343 344 /* ISR definitions */ 345 #define ISR_A_SHIFT U(8) 346 #define ISR_I_SHIFT U(7) 347 #define ISR_F_SHIFT U(6) 348 349 /* CNTHCTL_EL2 definitions */ 350 #define CNTHCTL_RESET_VAL U(0x0) 351 #define EVNTEN_BIT (U(1) << 2) 352 #define EL1PCEN_BIT (U(1) << 1) 353 #define EL1PCTEN_BIT (U(1) << 0) 354 355 /* CNTKCTL_EL1 definitions */ 356 #define EL0PTEN_BIT (U(1) << 9) 357 #define EL0VTEN_BIT (U(1) << 8) 358 #define EL0PCTEN_BIT (U(1) << 0) 359 #define EL0VCTEN_BIT (U(1) << 1) 360 #define EVNTEN_BIT (U(1) << 2) 361 #define EVNTDIR_BIT (U(1) << 3) 362 #define EVNTI_SHIFT U(4) 363 #define EVNTI_MASK U(0xf) 364 365 /* CPTR_EL3 definitions */ 366 #define TCPAC_BIT (U(1) << 31) 367 #define TAM_BIT (U(1) << 30) 368 #define TTA_BIT (U(1) << 20) 369 #define TFP_BIT (U(1) << 10) 370 #define CPTR_EZ_BIT (U(1) << 8) 371 #define CPTR_EL3_RESET_VAL U(0x0) 372 373 /* CPTR_EL2 definitions */ 374 #define CPTR_EL2_RES1 ((U(1) << 13) | (U(1) << 12) | (U(0x3ff))) 375 #define CPTR_EL2_TCPAC_BIT (U(1) << 31) 376 #define CPTR_EL2_TAM_BIT (U(1) << 30) 377 #define CPTR_EL2_TTA_BIT (U(1) << 20) 378 #define CPTR_EL2_TFP_BIT (U(1) << 10) 379 #define CPTR_EL2_TZ_BIT (U(1) << 8) 380 #define CPTR_EL2_RESET_VAL CPTR_EL2_RES1 381 382 /* CPSR/SPSR definitions */ 383 #define DAIF_FIQ_BIT (U(1) << 0) 384 #define DAIF_IRQ_BIT (U(1) << 1) 385 #define DAIF_ABT_BIT (U(1) << 2) 386 #define DAIF_DBG_BIT (U(1) << 3) 387 #define SPSR_DAIF_SHIFT U(6) 388 #define SPSR_DAIF_MASK U(0xf) 389 390 #define SPSR_AIF_SHIFT U(6) 391 #define SPSR_AIF_MASK U(0x7) 392 393 #define SPSR_E_SHIFT U(9) 394 #define SPSR_E_MASK U(0x1) 395 #define SPSR_E_LITTLE U(0x0) 396 #define SPSR_E_BIG U(0x1) 397 398 #define SPSR_T_SHIFT U(5) 399 #define SPSR_T_MASK U(0x1) 400 #define SPSR_T_ARM U(0x0) 401 #define SPSR_T_THUMB U(0x1) 402 403 #define SPSR_M_SHIFT U(4) 404 #define SPSR_M_MASK U(0x1) 405 #define SPSR_M_AARCH64 U(0x0) 406 #define SPSR_M_AARCH32 U(0x1) 407 408 #define DISABLE_ALL_EXCEPTIONS \ 409 (DAIF_FIQ_BIT | DAIF_IRQ_BIT | DAIF_ABT_BIT | DAIF_DBG_BIT) 410 411 #define DISABLE_INTERRUPTS (DAIF_FIQ_BIT | DAIF_IRQ_BIT) 412 413 /* 414 * RMR_EL3 definitions 415 */ 416 #define RMR_EL3_RR_BIT (U(1) << 1) 417 #define RMR_EL3_AA64_BIT (U(1) << 0) 418 419 /* 420 * HI-VECTOR address for AArch32 state 421 */ 422 #define HI_VECTOR_BASE U(0xFFFF0000) 423 424 /* 425 * TCR defintions 426 */ 427 #define TCR_EL3_RES1 ((ULL(1) << 31) | (ULL(1) << 23)) 428 #define TCR_EL2_RES1 ((ULL(1) << 31) | (ULL(1) << 23)) 429 #define TCR_EL1_IPS_SHIFT U(32) 430 #define TCR_EL2_PS_SHIFT U(16) 431 #define TCR_EL3_PS_SHIFT U(16) 432 433 #define TCR_TxSZ_MIN ULL(16) 434 #define TCR_TxSZ_MAX ULL(39) 435 #define TCR_TxSZ_MAX_TTST ULL(48) 436 437 /* (internal) physical address size bits in EL3/EL1 */ 438 #define TCR_PS_BITS_4GB ULL(0x0) 439 #define TCR_PS_BITS_64GB ULL(0x1) 440 #define TCR_PS_BITS_1TB ULL(0x2) 441 #define TCR_PS_BITS_4TB ULL(0x3) 442 #define TCR_PS_BITS_16TB ULL(0x4) 443 #define TCR_PS_BITS_256TB ULL(0x5) 444 445 #define ADDR_MASK_48_TO_63 ULL(0xFFFF000000000000) 446 #define ADDR_MASK_44_TO_47 ULL(0x0000F00000000000) 447 #define ADDR_MASK_42_TO_43 ULL(0x00000C0000000000) 448 #define ADDR_MASK_40_TO_41 ULL(0x0000030000000000) 449 #define ADDR_MASK_36_TO_39 ULL(0x000000F000000000) 450 #define ADDR_MASK_32_TO_35 ULL(0x0000000F00000000) 451 452 #define TCR_RGN_INNER_NC (ULL(0x0) << 8) 453 #define TCR_RGN_INNER_WBA (ULL(0x1) << 8) 454 #define TCR_RGN_INNER_WT (ULL(0x2) << 8) 455 #define TCR_RGN_INNER_WBNA (ULL(0x3) << 8) 456 457 #define TCR_RGN_OUTER_NC (ULL(0x0) << 10) 458 #define TCR_RGN_OUTER_WBA (ULL(0x1) << 10) 459 #define TCR_RGN_OUTER_WT (ULL(0x2) << 10) 460 #define TCR_RGN_OUTER_WBNA (ULL(0x3) << 10) 461 462 #define TCR_SH_NON_SHAREABLE (ULL(0x0) << 12) 463 #define TCR_SH_OUTER_SHAREABLE (ULL(0x2) << 12) 464 #define TCR_SH_INNER_SHAREABLE (ULL(0x3) << 12) 465 466 #define TCR_TG0_SHIFT U(14) 467 #define TCR_TG0_MASK ULL(3) 468 #define TCR_TG0_4K (ULL(0) << TCR_TG0_SHIFT) 469 #define TCR_TG0_64K (ULL(1) << TCR_TG0_SHIFT) 470 #define TCR_TG0_16K (ULL(2) << TCR_TG0_SHIFT) 471 472 #define TCR_EPD0_BIT (ULL(1) << 7) 473 #define TCR_EPD1_BIT (ULL(1) << 23) 474 475 #define MODE_SP_SHIFT U(0x0) 476 #define MODE_SP_MASK U(0x1) 477 #define MODE_SP_EL0 U(0x0) 478 #define MODE_SP_ELX U(0x1) 479 480 #define MODE_RW_SHIFT U(0x4) 481 #define MODE_RW_MASK U(0x1) 482 #define MODE_RW_64 U(0x0) 483 #define MODE_RW_32 U(0x1) 484 485 #define MODE_EL_SHIFT U(0x2) 486 #define MODE_EL_MASK U(0x3) 487 #define MODE_EL3 U(0x3) 488 #define MODE_EL2 U(0x2) 489 #define MODE_EL1 U(0x1) 490 #define MODE_EL0 U(0x0) 491 492 #define MODE32_SHIFT U(0) 493 #define MODE32_MASK U(0xf) 494 #define MODE32_usr U(0x0) 495 #define MODE32_fiq U(0x1) 496 #define MODE32_irq U(0x2) 497 #define MODE32_svc U(0x3) 498 #define MODE32_mon U(0x6) 499 #define MODE32_abt U(0x7) 500 #define MODE32_hyp U(0xa) 501 #define MODE32_und U(0xb) 502 #define MODE32_sys U(0xf) 503 504 #define GET_RW(mode) (((mode) >> MODE_RW_SHIFT) & MODE_RW_MASK) 505 #define GET_EL(mode) (((mode) >> MODE_EL_SHIFT) & MODE_EL_MASK) 506 #define GET_SP(mode) (((mode) >> MODE_SP_SHIFT) & MODE_SP_MASK) 507 #define GET_M32(mode) (((mode) >> MODE32_SHIFT) & MODE32_MASK) 508 509 #define SPSR_64(el, sp, daif) \ 510 ((MODE_RW_64 << MODE_RW_SHIFT) | (((el)&MODE_EL_MASK) << MODE_EL_SHIFT) | \ 511 (((sp)&MODE_SP_MASK) << MODE_SP_SHIFT) | \ 512 (((daif)&SPSR_DAIF_MASK) << SPSR_DAIF_SHIFT)) 513 514 #define SPSR_MODE32(mode, isa, endian, aif) \ 515 ((MODE_RW_32 << MODE_RW_SHIFT) | (((mode)&MODE32_MASK) << MODE32_SHIFT) | \ 516 (((isa)&SPSR_T_MASK) << SPSR_T_SHIFT) | \ 517 (((endian)&SPSR_E_MASK) << SPSR_E_SHIFT) | \ 518 (((aif)&SPSR_AIF_MASK) << SPSR_AIF_SHIFT)) 519 520 /* 521 * TTBR Definitions 522 */ 523 #define TTBR_CNP_BIT ULL(0x1) 524 525 /* 526 * CTR_EL0 definitions 527 */ 528 #define CTR_CWG_SHIFT U(24) 529 #define CTR_CWG_MASK U(0xf) 530 #define CTR_ERG_SHIFT U(20) 531 #define CTR_ERG_MASK U(0xf) 532 #define CTR_DMINLINE_SHIFT U(16) 533 #define CTR_DMINLINE_MASK U(0xf) 534 #define CTR_L1IP_SHIFT U(14) 535 #define CTR_L1IP_MASK U(0x3) 536 #define CTR_IMINLINE_SHIFT U(0) 537 #define CTR_IMINLINE_MASK U(0xf) 538 539 #define MAX_CACHE_LINE_SIZE U(0x800) /* 2KB */ 540 541 /* Physical timer control register bit fields shifts and masks */ 542 #define CNTP_CTL_ENABLE_SHIFT U(0) 543 #define CNTP_CTL_IMASK_SHIFT U(1) 544 #define CNTP_CTL_ISTATUS_SHIFT U(2) 545 546 #define CNTP_CTL_ENABLE_MASK U(1) 547 #define CNTP_CTL_IMASK_MASK U(1) 548 #define CNTP_CTL_ISTATUS_MASK U(1) 549 550 /* Exception Syndrome register bits and bobs */ 551 #define ESR_EC_SHIFT U(26) 552 #define ESR_EC_MASK U(0x3f) 553 #define ESR_EC_LENGTH U(6) 554 #define EC_UNKNOWN U(0x0) 555 #define EC_WFE_WFI U(0x1) 556 #define EC_AARCH32_CP15_MRC_MCR U(0x3) 557 #define EC_AARCH32_CP15_MRRC_MCRR U(0x4) 558 #define EC_AARCH32_CP14_MRC_MCR U(0x5) 559 #define EC_AARCH32_CP14_LDC_STC U(0x6) 560 #define EC_FP_SIMD U(0x7) 561 #define EC_AARCH32_CP10_MRC U(0x8) 562 #define EC_AARCH32_CP14_MRRC_MCRR U(0xc) 563 #define EC_ILLEGAL U(0xe) 564 #define EC_AARCH32_SVC U(0x11) 565 #define EC_AARCH32_HVC U(0x12) 566 #define EC_AARCH32_SMC U(0x13) 567 #define EC_AARCH64_SVC U(0x15) 568 #define EC_AARCH64_HVC U(0x16) 569 #define EC_AARCH64_SMC U(0x17) 570 #define EC_AARCH64_SYS U(0x18) 571 #define EC_IABORT_LOWER_EL U(0x20) 572 #define EC_IABORT_CUR_EL U(0x21) 573 #define EC_PC_ALIGN U(0x22) 574 #define EC_DABORT_LOWER_EL U(0x24) 575 #define EC_DABORT_CUR_EL U(0x25) 576 #define EC_SP_ALIGN U(0x26) 577 #define EC_AARCH32_FP U(0x28) 578 #define EC_AARCH64_FP U(0x2c) 579 #define EC_SERROR U(0x2f) 580 581 /* 582 * External Abort bit in Instruction and Data Aborts synchronous exception 583 * syndromes. 584 */ 585 #define ESR_ISS_EABORT_EA_BIT U(9) 586 587 #define EC_BITS(x) (((x) >> ESR_EC_SHIFT) & ESR_EC_MASK) 588 589 /* Reset bit inside the Reset management register for EL3 (RMR_EL3) */ 590 #define RMR_RESET_REQUEST_SHIFT U(0x1) 591 #define RMR_WARM_RESET_CPU (U(1) << RMR_RESET_REQUEST_SHIFT) 592 593 /******************************************************************************* 594 * Definitions of register offsets, fields and macros for CPU system 595 * instructions. 596 ******************************************************************************/ 597 598 #define TLBI_ADDR_SHIFT U(12) 599 #define TLBI_ADDR_MASK ULL(0x00000FFFFFFFFFFF) 600 #define TLBI_ADDR(x) (((x) >> TLBI_ADDR_SHIFT) & TLBI_ADDR_MASK) 601 602 /******************************************************************************* 603 * Definitions of register offsets and fields in the CNTCTLBase Frame of the 604 * system level implementation of the Generic Timer. 605 ******************************************************************************/ 606 #define CNTCTLBASE_CNTFRQ U(0x0) 607 #define CNTNSAR U(0x4) 608 #define CNTNSAR_NS_SHIFT(x) (x) 609 610 #define CNTACR_BASE(x) (U(0x40) + ((x) << 2)) 611 #define CNTACR_RPCT_SHIFT U(0x0) 612 #define CNTACR_RVCT_SHIFT U(0x1) 613 #define CNTACR_RFRQ_SHIFT U(0x2) 614 #define CNTACR_RVOFF_SHIFT U(0x3) 615 #define CNTACR_RWVT_SHIFT U(0x4) 616 #define CNTACR_RWPT_SHIFT U(0x5) 617 618 /******************************************************************************* 619 * Definitions of register offsets and fields in the CNTBaseN Frame of the 620 * system level implementation of the Generic Timer. 621 ******************************************************************************/ 622 /* Physical Count register. */ 623 #define CNTPCT_LO U(0x0) 624 /* Counter Frequency register. */ 625 #define CNTBASEN_CNTFRQ U(0x10) 626 /* Physical Timer CompareValue register. */ 627 #define CNTP_CVAL_LO U(0x20) 628 /* Physical Timer Control register. */ 629 #define CNTP_CTL U(0x2c) 630 631 /* PMCR_EL0 definitions */ 632 #define PMCR_EL0_RESET_VAL U(0x0) 633 #define PMCR_EL0_N_SHIFT U(11) 634 #define PMCR_EL0_N_MASK U(0x1f) 635 #define PMCR_EL0_N_BITS (PMCR_EL0_N_MASK << PMCR_EL0_N_SHIFT) 636 #define PMCR_EL0_LC_BIT (U(1) << 6) 637 #define PMCR_EL0_DP_BIT (U(1) << 5) 638 #define PMCR_EL0_X_BIT (U(1) << 4) 639 #define PMCR_EL0_D_BIT (U(1) << 3) 640 641 /******************************************************************************* 642 * Definitions for system register interface to SVE 643 ******************************************************************************/ 644 #define ZCR_EL3 S3_6_C1_C2_0 645 #define ZCR_EL2 S3_4_C1_C2_0 646 647 /* ZCR_EL3 definitions */ 648 #define ZCR_EL3_LEN_MASK U(0xf) 649 650 /* ZCR_EL2 definitions */ 651 #define ZCR_EL2_LEN_MASK U(0xf) 652 653 /******************************************************************************* 654 * Definitions of MAIR encodings for device and normal memory 655 ******************************************************************************/ 656 /* 657 * MAIR encodings for device memory attributes. 658 */ 659 #define MAIR_DEV_nGnRnE ULL(0x0) 660 #define MAIR_DEV_nGnRE ULL(0x4) 661 #define MAIR_DEV_nGRE ULL(0x8) 662 #define MAIR_DEV_GRE ULL(0xc) 663 664 /* 665 * MAIR encodings for normal memory attributes. 666 * 667 * Cache Policy 668 * WT: Write Through 669 * WB: Write Back 670 * NC: Non-Cacheable 671 * 672 * Transient Hint 673 * NTR: Non-Transient 674 * TR: Transient 675 * 676 * Allocation Policy 677 * RA: Read Allocate 678 * WA: Write Allocate 679 * RWA: Read and Write Allocate 680 * NA: No Allocation 681 */ 682 #define MAIR_NORM_WT_TR_WA ULL(0x1) 683 #define MAIR_NORM_WT_TR_RA ULL(0x2) 684 #define MAIR_NORM_WT_TR_RWA ULL(0x3) 685 #define MAIR_NORM_NC ULL(0x4) 686 #define MAIR_NORM_WB_TR_WA ULL(0x5) 687 #define MAIR_NORM_WB_TR_RA ULL(0x6) 688 #define MAIR_NORM_WB_TR_RWA ULL(0x7) 689 #define MAIR_NORM_WT_NTR_NA ULL(0x8) 690 #define MAIR_NORM_WT_NTR_WA ULL(0x9) 691 #define MAIR_NORM_WT_NTR_RA ULL(0xa) 692 #define MAIR_NORM_WT_NTR_RWA ULL(0xb) 693 #define MAIR_NORM_WB_NTR_NA ULL(0xc) 694 #define MAIR_NORM_WB_NTR_WA ULL(0xd) 695 #define MAIR_NORM_WB_NTR_RA ULL(0xe) 696 #define MAIR_NORM_WB_NTR_RWA ULL(0xf) 697 698 #define MAIR_NORM_OUTER_SHIFT U(4) 699 700 #define MAKE_MAIR_NORMAL_MEMORY(inner, outer) \ 701 ((inner) | ((outer) << MAIR_NORM_OUTER_SHIFT)) 702 703 /* PAR_EL1 fields */ 704 #define PAR_F_SHIFT U(0) 705 #define PAR_F_MASK ULL(0x1) 706 #define PAR_ADDR_SHIFT U(12) 707 #define PAR_ADDR_MASK (BIT(40) - ULL(1)) /* 40-bits-wide page address */ 708 709 /******************************************************************************* 710 * Definitions for system register interface to SPE 711 ******************************************************************************/ 712 #define PMBLIMITR_EL1 S3_0_C9_C10_0 713 714 /******************************************************************************* 715 * Definitions for system register interface to MPAM 716 ******************************************************************************/ 717 #define MPAMIDR_EL1 S3_0_C10_C4_4 718 #define MPAM2_EL2 S3_4_C10_C5_0 719 #define MPAMHCR_EL2 S3_4_C10_C4_0 720 #define MPAM3_EL3 S3_6_C10_C5_0 721 722 /******************************************************************************* 723 * Definitions for system register interface to AMU for ARMv8.4 onwards 724 ******************************************************************************/ 725 #define AMCR_EL0 S3_3_C13_C2_0 726 #define AMCFGR_EL0 S3_3_C13_C2_1 727 #define AMCGCR_EL0 S3_3_C13_C2_2 728 #define AMUSERENR_EL0 S3_3_C13_C2_3 729 #define AMCNTENCLR0_EL0 S3_3_C13_C2_4 730 #define AMCNTENSET0_EL0 S3_3_C13_C2_5 731 #define AMCNTENCLR1_EL0 S3_3_C13_C3_0 732 #define AMCNTENSET1_EL0 S3_3_C13_C3_1 733 734 /* Activity Monitor Group 0 Event Counter Registers */ 735 #define AMEVCNTR00_EL0 S3_3_C13_C4_0 736 #define AMEVCNTR01_EL0 S3_3_C13_C4_1 737 #define AMEVCNTR02_EL0 S3_3_C13_C4_2 738 #define AMEVCNTR03_EL0 S3_3_C13_C4_3 739 740 /* Activity Monitor Group 0 Event Type Registers */ 741 #define AMEVTYPER00_EL0 S3_3_C13_C6_0 742 #define AMEVTYPER01_EL0 S3_3_C13_C6_1 743 #define AMEVTYPER02_EL0 S3_3_C13_C6_2 744 #define AMEVTYPER03_EL0 S3_3_C13_C6_3 745 746 /* Activity Monitor Group 1 Event Counter Registers */ 747 #define AMEVCNTR10_EL0 S3_3_C13_C12_0 748 #define AMEVCNTR11_EL0 S3_3_C13_C12_1 749 #define AMEVCNTR12_EL0 S3_3_C13_C12_2 750 #define AMEVCNTR13_EL0 S3_3_C13_C12_3 751 #define AMEVCNTR14_EL0 S3_3_C13_C12_4 752 #define AMEVCNTR15_EL0 S3_3_C13_C12_5 753 #define AMEVCNTR16_EL0 S3_3_C13_C12_6 754 #define AMEVCNTR17_EL0 S3_3_C13_C12_7 755 #define AMEVCNTR18_EL0 S3_3_C13_C13_0 756 #define AMEVCNTR19_EL0 S3_3_C13_C13_1 757 #define AMEVCNTR1A_EL0 S3_3_C13_C13_2 758 #define AMEVCNTR1B_EL0 S3_3_C13_C13_3 759 #define AMEVCNTR1C_EL0 S3_3_C13_C13_4 760 #define AMEVCNTR1D_EL0 S3_3_C13_C13_5 761 #define AMEVCNTR1E_EL0 S3_3_C13_C13_6 762 #define AMEVCNTR1F_EL0 S3_3_C13_C13_7 763 764 /* Activity Monitor Group 1 Event Type Registers */ 765 #define AMEVTYPER10_EL0 S3_3_C13_C14_0 766 #define AMEVTYPER11_EL0 S3_3_C13_C14_1 767 #define AMEVTYPER12_EL0 S3_3_C13_C14_2 768 #define AMEVTYPER13_EL0 S3_3_C13_C14_3 769 #define AMEVTYPER14_EL0 S3_3_C13_C14_4 770 #define AMEVTYPER15_EL0 S3_3_C13_C14_5 771 #define AMEVTYPER16_EL0 S3_3_C13_C14_6 772 #define AMEVTYPER17_EL0 S3_3_C13_C14_7 773 #define AMEVTYPER18_EL0 S3_3_C13_C15_0 774 #define AMEVTYPER19_EL0 S3_3_C13_C15_1 775 #define AMEVTYPER1A_EL0 S3_3_C13_C15_2 776 #define AMEVTYPER1B_EL0 S3_3_C13_C15_3 777 #define AMEVTYPER1C_EL0 S3_3_C13_C15_4 778 #define AMEVTYPER1D_EL0 S3_3_C13_C15_5 779 #define AMEVTYPER1E_EL0 S3_3_C13_C15_6 780 #define AMEVTYPER1F_EL0 S3_3_C13_C15_7 781 782 /* AMCGCR_EL0 definitions */ 783 #define AMCGCR_EL0_CG1NC_SHIFT U(8) 784 #define AMCGCR_EL0_CG1NC_LENGTH U(8) 785 #define AMCGCR_EL0_CG1NC_MASK U(0xff) 786 787 /* MPAM register definitions */ 788 #define MPAM3_EL3_MPAMEN_BIT (ULL(1) << 63) 789 #define MPAMHCR_EL2_TRAP_MPAMIDR_EL1 (ULL(1) << 31) 790 791 #define MPAM2_EL2_TRAPMPAM0EL1 (ULL(1) << 49) 792 #define MPAM2_EL2_TRAPMPAM1EL1 (ULL(1) << 48) 793 794 #define MPAMIDR_HAS_HCR_BIT (ULL(1) << 17) 795 796 /******************************************************************************* 797 * RAS system registers 798 ******************************************************************************/ 799 #define DISR_EL1 S3_0_C12_C1_1 800 #define DISR_A_BIT U(31) 801 802 #define ERRIDR_EL1 S3_0_C5_C3_0 803 #define ERRIDR_MASK U(0xffff) 804 805 #define ERRSELR_EL1 S3_0_C5_C3_1 806 807 /* System register access to Standard Error Record registers */ 808 #define ERXFR_EL1 S3_0_C5_C4_0 809 #define ERXCTLR_EL1 S3_0_C5_C4_1 810 #define ERXSTATUS_EL1 S3_0_C5_C4_2 811 #define ERXADDR_EL1 S3_0_C5_C4_3 812 #define ERXPFGF_EL1 S3_0_C5_C4_4 813 #define ERXPFGCTL_EL1 S3_0_C5_C4_5 814 #define ERXPFGCDN_EL1 S3_0_C5_C4_6 815 #define ERXMISC0_EL1 S3_0_C5_C5_0 816 #define ERXMISC1_EL1 S3_0_C5_C5_1 817 818 #define ERXCTLR_ED_BIT (U(1) << 0) 819 #define ERXCTLR_UE_BIT (U(1) << 4) 820 821 #define ERXPFGCTL_UC_BIT (U(1) << 1) 822 #define ERXPFGCTL_UEU_BIT (U(1) << 2) 823 #define ERXPFGCTL_CDEN_BIT (U(1) << 31) 824 825 /******************************************************************************* 826 * Armv8.3 Pointer Authentication Registers 827 ******************************************************************************/ 828 #define APIAKeyLo_EL1 S3_0_C2_C1_0 829 #define APIAKeyHi_EL1 S3_0_C2_C1_1 830 #define APIBKeyLo_EL1 S3_0_C2_C1_2 831 #define APIBKeyHi_EL1 S3_0_C2_C1_3 832 #define APDAKeyLo_EL1 S3_0_C2_C2_0 833 #define APDAKeyHi_EL1 S3_0_C2_C2_1 834 #define APDBKeyLo_EL1 S3_0_C2_C2_2 835 #define APDBKeyHi_EL1 S3_0_C2_C2_3 836 #define APGAKeyLo_EL1 S3_0_C2_C3_0 837 #define APGAKeyHi_EL1 S3_0_C2_C3_1 838 839 /******************************************************************************* 840 * Armv8.4 Data Independent Timing Registers 841 ******************************************************************************/ 842 #define DIT S3_3_C4_C2_5 843 #define DIT_BIT BIT(24) 844 845 /******************************************************************************* 846 * Armv8.5 - new MSR encoding to directly access PSTATE.SSBS field 847 ******************************************************************************/ 848 #define SSBS S3_3_C4_C2_6 849 850 #endif /* ARCH_H */ 851