1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * Copyright (C) 2012,2013 - ARM Ltd 4 * Author: Marc Zyngier <marc.zyngier@arm.com> 5 */ 6 7 #ifndef __ARM64_KVM_ARM_H__ 8 #define __ARM64_KVM_ARM_H__ 9 10 #include <asm/esr.h> 11 #include <asm/memory.h> 12 #include <asm/sysreg.h> 13 #include <asm/types.h> 14 15 /* Hyp Configuration Register (HCR) bits */ 16 17 #define HCR_TID5 (UL(1) << 58) 18 #define HCR_DCT (UL(1) << 57) 19 #define HCR_ATA_SHIFT 56 20 #define HCR_ATA (UL(1) << HCR_ATA_SHIFT) 21 #define HCR_TTLBOS (UL(1) << 55) 22 #define HCR_TTLBIS (UL(1) << 54) 23 #define HCR_ENSCXT (UL(1) << 53) 24 #define HCR_TOCU (UL(1) << 52) 25 #define HCR_AMVOFFEN (UL(1) << 51) 26 #define HCR_TICAB (UL(1) << 50) 27 #define HCR_TID4 (UL(1) << 49) 28 #define HCR_FIEN (UL(1) << 47) 29 #define HCR_FWB (UL(1) << 46) 30 #define HCR_NV2 (UL(1) << 45) 31 #define HCR_AT (UL(1) << 44) 32 #define HCR_NV1 (UL(1) << 43) 33 #define HCR_NV (UL(1) << 42) 34 #define HCR_API (UL(1) << 41) 35 #define HCR_APK (UL(1) << 40) 36 #define HCR_TEA (UL(1) << 37) 37 #define HCR_TERR (UL(1) << 36) 38 #define HCR_TLOR (UL(1) << 35) 39 #define HCR_E2H (UL(1) << 34) 40 #define HCR_ID (UL(1) << 33) 41 #define HCR_CD (UL(1) << 32) 42 #define HCR_RW_SHIFT 31 43 #define HCR_RW (UL(1) << HCR_RW_SHIFT) 44 #define HCR_TRVM (UL(1) << 30) 45 #define HCR_HCD (UL(1) << 29) 46 #define HCR_TDZ (UL(1) << 28) 47 #define HCR_TGE (UL(1) << 27) 48 #define HCR_TVM (UL(1) << 26) 49 #define HCR_TTLB (UL(1) << 25) 50 #define HCR_TPU (UL(1) << 24) 51 #define HCR_TPC (UL(1) << 23) /* HCR_TPCP if FEAT_DPB */ 52 #define HCR_TSW (UL(1) << 22) 53 #define HCR_TACR (UL(1) << 21) 54 #define HCR_TIDCP (UL(1) << 20) 55 #define HCR_TSC (UL(1) << 19) 56 #define HCR_TID3 (UL(1) << 18) 57 #define HCR_TID2 (UL(1) << 17) 58 #define HCR_TID1 (UL(1) << 16) 59 #define HCR_TID0 (UL(1) << 15) 60 #define HCR_TWE (UL(1) << 14) 61 #define HCR_TWI (UL(1) << 13) 62 #define HCR_DC (UL(1) << 12) 63 #define HCR_BSU (3 << 10) 64 #define HCR_BSU_IS (UL(1) << 10) 65 #define HCR_FB (UL(1) << 9) 66 #define HCR_VSE (UL(1) << 8) 67 #define HCR_VI (UL(1) << 7) 68 #define HCR_VF (UL(1) << 6) 69 #define HCR_AMO (UL(1) << 5) 70 #define HCR_IMO (UL(1) << 4) 71 #define HCR_FMO (UL(1) << 3) 72 #define HCR_PTW (UL(1) << 2) 73 #define HCR_SWIO (UL(1) << 1) 74 #define HCR_VM (UL(1) << 0) 75 #define HCR_RES0 ((UL(1) << 48) | (UL(1) << 39)) 76 77 /* 78 * The bits we set in HCR: 79 * TLOR: Trap LORegion register accesses 80 * RW: 64bit by default, can be overridden for 32bit VMs 81 * TACR: Trap ACTLR 82 * TSC: Trap SMC 83 * TSW: Trap cache operations by set/way 84 * TWE: Trap WFE 85 * TWI: Trap WFI 86 * TIDCP: Trap L2CTLR/L2ECTLR 87 * BSU_IS: Upgrade barriers to the inner shareable domain 88 * FB: Force broadcast of all maintenance operations 89 * AMO: Override CPSR.A and enable signaling with VA 90 * IMO: Override CPSR.I and enable signaling with VI 91 * FMO: Override CPSR.F and enable signaling with VF 92 * SWIO: Turn set/way invalidates into set/way clean+invalidate 93 * PTW: Take a stage2 fault if a stage1 walk steps in device memory 94 * TID3: Trap EL1 reads of group 3 ID registers 95 * TID2: Trap CTR_EL0, CCSIDR2_EL1, CLIDR_EL1, and CSSELR_EL1 96 */ 97 #define HCR_GUEST_FLAGS (HCR_TSC | HCR_TSW | HCR_TWE | HCR_TWI | HCR_VM | \ 98 HCR_BSU_IS | HCR_FB | HCR_TACR | \ 99 HCR_AMO | HCR_SWIO | HCR_TIDCP | HCR_RW | HCR_TLOR | \ 100 HCR_FMO | HCR_IMO | HCR_PTW | HCR_TID3) 101 #define HCR_HOST_NVHE_FLAGS (HCR_RW | HCR_API | HCR_APK | HCR_ATA) 102 #define HCR_HOST_NVHE_PROTECTED_FLAGS (HCR_HOST_NVHE_FLAGS | HCR_TSC) 103 #define HCR_HOST_VHE_FLAGS (HCR_RW | HCR_TGE | HCR_E2H) 104 105 #define HCRX_HOST_FLAGS (HCRX_EL2_MSCEn | HCRX_EL2_TCR2En | HCRX_EL2_EnFPM) 106 #define MPAMHCR_HOST_FLAGS 0 107 108 /* TCR_EL2 Registers bits */ 109 #define TCR_EL2_DS (1UL << 32) 110 #define TCR_EL2_RES1 ((1U << 31) | (1 << 23)) 111 #define TCR_EL2_HPD (1 << 24) 112 #define TCR_EL2_TBI (1 << 20) 113 #define TCR_EL2_PS_SHIFT 16 114 #define TCR_EL2_PS_MASK (7 << TCR_EL2_PS_SHIFT) 115 #define TCR_EL2_PS_40B (2 << TCR_EL2_PS_SHIFT) 116 #define TCR_EL2_TG0_MASK TCR_TG0_MASK 117 #define TCR_EL2_SH0_MASK TCR_SH0_MASK 118 #define TCR_EL2_ORGN0_MASK TCR_ORGN0_MASK 119 #define TCR_EL2_IRGN0_MASK TCR_IRGN0_MASK 120 #define TCR_EL2_T0SZ_MASK 0x3f 121 #define TCR_EL2_MASK (TCR_EL2_TG0_MASK | TCR_EL2_SH0_MASK | \ 122 TCR_EL2_ORGN0_MASK | TCR_EL2_IRGN0_MASK) 123 124 /* VTCR_EL2 Registers bits */ 125 #define VTCR_EL2_DS TCR_EL2_DS 126 #define VTCR_EL2_RES1 (1U << 31) 127 #define VTCR_EL2_HD (1 << 22) 128 #define VTCR_EL2_HA (1 << 21) 129 #define VTCR_EL2_PS_SHIFT TCR_EL2_PS_SHIFT 130 #define VTCR_EL2_PS_MASK TCR_EL2_PS_MASK 131 #define VTCR_EL2_TG0_MASK TCR_TG0_MASK 132 #define VTCR_EL2_TG0_4K TCR_TG0_4K 133 #define VTCR_EL2_TG0_16K TCR_TG0_16K 134 #define VTCR_EL2_TG0_64K TCR_TG0_64K 135 #define VTCR_EL2_SH0_MASK TCR_SH0_MASK 136 #define VTCR_EL2_SH0_INNER TCR_SH0_INNER 137 #define VTCR_EL2_ORGN0_MASK TCR_ORGN0_MASK 138 #define VTCR_EL2_ORGN0_WBWA TCR_ORGN0_WBWA 139 #define VTCR_EL2_IRGN0_MASK TCR_IRGN0_MASK 140 #define VTCR_EL2_IRGN0_WBWA TCR_IRGN0_WBWA 141 #define VTCR_EL2_SL0_SHIFT 6 142 #define VTCR_EL2_SL0_MASK (3 << VTCR_EL2_SL0_SHIFT) 143 #define VTCR_EL2_T0SZ_MASK 0x3f 144 #define VTCR_EL2_VS_SHIFT 19 145 #define VTCR_EL2_VS_8BIT (0 << VTCR_EL2_VS_SHIFT) 146 #define VTCR_EL2_VS_16BIT (1 << VTCR_EL2_VS_SHIFT) 147 148 #define VTCR_EL2_T0SZ(x) TCR_T0SZ(x) 149 150 /* MPAM2_EL2 for the host to ensure not to trap access to MPAMSM_EL1. */ 151 #define MPAM2_HOST_FLAGS MPAM2_EL2_EnMPAMSM 152 153 /* 154 * We configure the Stage-2 page tables to always restrict the IPA space to be 155 * 40 bits wide (T0SZ = 24). Systems with a PARange smaller than 40 bits are 156 * not known to exist and will break with this configuration. 157 * 158 * The VTCR_EL2 is configured per VM and is initialised in kvm_init_stage2_mmu. 159 * 160 * Note that when using 4K pages, we concatenate two first level page tables 161 * together. With 16K pages, we concatenate 16 first level page tables. 162 * 163 */ 164 165 #define VTCR_EL2_COMMON_BITS (VTCR_EL2_SH0_INNER | VTCR_EL2_ORGN0_WBWA | \ 166 VTCR_EL2_IRGN0_WBWA | VTCR_EL2_RES1) 167 168 /* 169 * VTCR_EL2:SL0 indicates the entry level for Stage2 translation. 170 * Interestingly, it depends on the page size. 171 * See D.10.2.121, VTCR_EL2, in ARM DDI 0487C.a 172 * 173 * ----------------------------------------- 174 * | Entry level | 4K | 16K/64K | 175 * ------------------------------------------ 176 * | Level: 0 | 2 | - | 177 * ------------------------------------------ 178 * | Level: 1 | 1 | 2 | 179 * ------------------------------------------ 180 * | Level: 2 | 0 | 1 | 181 * ------------------------------------------ 182 * | Level: 3 | - | 0 | 183 * ------------------------------------------ 184 * 185 * The table roughly translates to : 186 * 187 * SL0(PAGE_SIZE, Entry_level) = TGRAN_SL0_BASE - Entry_Level 188 * 189 * Where TGRAN_SL0_BASE is a magic number depending on the page size: 190 * TGRAN_SL0_BASE(4K) = 2 191 * TGRAN_SL0_BASE(16K) = 3 192 * TGRAN_SL0_BASE(64K) = 3 193 * provided we take care of ruling out the unsupported cases and 194 * Entry_Level = 4 - Number_of_levels. 195 * 196 */ 197 #ifdef CONFIG_ARM64_64K_PAGES 198 199 #define VTCR_EL2_TGRAN VTCR_EL2_TG0_64K 200 #define VTCR_EL2_TGRAN_SL0_BASE 3UL 201 202 #elif defined(CONFIG_ARM64_16K_PAGES) 203 204 #define VTCR_EL2_TGRAN VTCR_EL2_TG0_16K 205 #define VTCR_EL2_TGRAN_SL0_BASE 3UL 206 207 #else /* 4K */ 208 209 #define VTCR_EL2_TGRAN VTCR_EL2_TG0_4K 210 #define VTCR_EL2_TGRAN_SL0_BASE 2UL 211 212 #endif 213 214 #define VTCR_EL2_LVLS_TO_SL0(levels) \ 215 ((VTCR_EL2_TGRAN_SL0_BASE - (4 - (levels))) << VTCR_EL2_SL0_SHIFT) 216 #define VTCR_EL2_SL0_TO_LVLS(sl0) \ 217 ((sl0) + 4 - VTCR_EL2_TGRAN_SL0_BASE) 218 #define VTCR_EL2_LVLS(vtcr) \ 219 VTCR_EL2_SL0_TO_LVLS(((vtcr) & VTCR_EL2_SL0_MASK) >> VTCR_EL2_SL0_SHIFT) 220 221 #define VTCR_EL2_FLAGS (VTCR_EL2_COMMON_BITS | VTCR_EL2_TGRAN) 222 #define VTCR_EL2_IPA(vtcr) (64 - ((vtcr) & VTCR_EL2_T0SZ_MASK)) 223 224 /* 225 * ARM VMSAv8-64 defines an algorithm for finding the translation table 226 * descriptors in section D4.2.8 in ARM DDI 0487C.a. 227 * 228 * The algorithm defines the expectations on the translation table 229 * addresses for each level, based on PAGE_SIZE, entry level 230 * and the translation table size (T0SZ). The variable "x" in the 231 * algorithm determines the alignment of a table base address at a given 232 * level and thus determines the alignment of VTTBR:BADDR for stage2 233 * page table entry level. 234 * Since the number of bits resolved at the entry level could vary 235 * depending on the T0SZ, the value of "x" is defined based on a 236 * Magic constant for a given PAGE_SIZE and Entry Level. The 237 * intermediate levels must be always aligned to the PAGE_SIZE (i.e, 238 * x = PAGE_SHIFT). 239 * 240 * The value of "x" for entry level is calculated as : 241 * x = Magic_N - T0SZ 242 * 243 * where Magic_N is an integer depending on the page size and the entry 244 * level of the page table as below: 245 * 246 * -------------------------------------------- 247 * | Entry level | 4K 16K 64K | 248 * -------------------------------------------- 249 * | Level: 0 (4 levels) | 28 | - | - | 250 * -------------------------------------------- 251 * | Level: 1 (3 levels) | 37 | 31 | 25 | 252 * -------------------------------------------- 253 * | Level: 2 (2 levels) | 46 | 42 | 38 | 254 * -------------------------------------------- 255 * | Level: 3 (1 level) | - | 53 | 51 | 256 * -------------------------------------------- 257 * 258 * We have a magic formula for the Magic_N below: 259 * 260 * Magic_N(PAGE_SIZE, Level) = 64 - ((PAGE_SHIFT - 3) * Number_of_levels) 261 * 262 * where Number_of_levels = (4 - Level). We are only interested in the 263 * value for Entry_Level for the stage2 page table. 264 * 265 * So, given that T0SZ = (64 - IPA_SHIFT), we can compute 'x' as follows: 266 * 267 * x = (64 - ((PAGE_SHIFT - 3) * Number_of_levels)) - (64 - IPA_SHIFT) 268 * = IPA_SHIFT - ((PAGE_SHIFT - 3) * Number of levels) 269 * 270 * Here is one way to explain the Magic Formula: 271 * 272 * x = log2(Size_of_Entry_Level_Table) 273 * 274 * Since, we can resolve (PAGE_SHIFT - 3) bits at each level, and another 275 * PAGE_SHIFT bits in the PTE, we have : 276 * 277 * Bits_Entry_level = IPA_SHIFT - ((PAGE_SHIFT - 3) * (n - 1) + PAGE_SHIFT) 278 * = IPA_SHIFT - (PAGE_SHIFT - 3) * n - 3 279 * where n = number of levels, and since each pointer is 8bytes, we have: 280 * 281 * x = Bits_Entry_Level + 3 282 * = IPA_SHIFT - (PAGE_SHIFT - 3) * n 283 * 284 * The only constraint here is that, we have to find the number of page table 285 * levels for a given IPA size (which we do, see stage2_pt_levels()) 286 */ 287 #define ARM64_VTTBR_X(ipa, levels) ((ipa) - ((levels) * (PAGE_SHIFT - 3))) 288 289 #define VTTBR_CNP_BIT (UL(1)) 290 #define VTTBR_VMID_SHIFT (UL(48)) 291 #define VTTBR_VMID_MASK(size) (_AT(u64, (1 << size) - 1) << VTTBR_VMID_SHIFT) 292 293 /* Hyp System Trap Register */ 294 #define HSTR_EL2_T(x) (1 << x) 295 296 /* Hyp Coprocessor Trap Register Shifts */ 297 #define CPTR_EL2_TFP_SHIFT 10 298 299 /* Hyp Coprocessor Trap Register */ 300 #define CPTR_EL2_TCPAC (1U << 31) 301 #define CPTR_EL2_TAM (1 << 30) 302 #define CPTR_EL2_TTA (1 << 20) 303 #define CPTR_EL2_TSM (1 << 12) 304 #define CPTR_EL2_TFP (1 << CPTR_EL2_TFP_SHIFT) 305 #define CPTR_EL2_TZ (1 << 8) 306 #define CPTR_NVHE_EL2_RES1 (BIT(13) | BIT(9) | GENMASK(7, 0)) 307 #define CPTR_NVHE_EL2_RES0 (GENMASK(63, 32) | \ 308 GENMASK(29, 21) | \ 309 GENMASK(19, 14) | \ 310 BIT(11)) 311 312 #define CPTR_VHE_EL2_RES0 (GENMASK(63, 32) | \ 313 GENMASK(27, 26) | \ 314 GENMASK(23, 22) | \ 315 GENMASK(19, 18) | \ 316 GENMASK(15, 0)) 317 318 /* Hyp Debug Configuration Register bits */ 319 #define MDCR_EL2_E2TB_MASK (UL(0x3)) 320 #define MDCR_EL2_E2TB_SHIFT (UL(24)) 321 #define MDCR_EL2_HPMFZS (UL(1) << 36) 322 #define MDCR_EL2_HPMFZO (UL(1) << 29) 323 #define MDCR_EL2_MTPME (UL(1) << 28) 324 #define MDCR_EL2_TDCC (UL(1) << 27) 325 #define MDCR_EL2_HLP (UL(1) << 26) 326 #define MDCR_EL2_HCCD (UL(1) << 23) 327 #define MDCR_EL2_TTRF (UL(1) << 19) 328 #define MDCR_EL2_HPMD (UL(1) << 17) 329 #define MDCR_EL2_TPMS (UL(1) << 14) 330 #define MDCR_EL2_E2PB_MASK (UL(0x3)) 331 #define MDCR_EL2_E2PB_SHIFT (UL(12)) 332 #define MDCR_EL2_TDRA (UL(1) << 11) 333 #define MDCR_EL2_TDOSA (UL(1) << 10) 334 #define MDCR_EL2_TDA (UL(1) << 9) 335 #define MDCR_EL2_TDE (UL(1) << 8) 336 #define MDCR_EL2_HPME (UL(1) << 7) 337 #define MDCR_EL2_TPM (UL(1) << 6) 338 #define MDCR_EL2_TPMCR (UL(1) << 5) 339 #define MDCR_EL2_HPMN_MASK (UL(0x1F)) 340 #define MDCR_EL2_RES0 (GENMASK(63, 37) | \ 341 GENMASK(35, 30) | \ 342 GENMASK(25, 24) | \ 343 GENMASK(22, 20) | \ 344 BIT(18) | \ 345 GENMASK(16, 15)) 346 347 /* 348 * FGT register definitions 349 * 350 * RES0 and polarity masks as of DDI0487J.a, to be updated as needed. 351 * We're not using the generated masks as they are usually ahead of 352 * the published ARM ARM, which we use as a reference. 353 * 354 * Once we get to a point where the two describe the same thing, we'll 355 * merge the definitions. One day. 356 */ 357 #define __HFGRTR_EL2_RES0 HFGxTR_EL2_RES0 358 #define __HFGRTR_EL2_MASK GENMASK(49, 0) 359 #define __HFGRTR_EL2_nMASK ~(__HFGRTR_EL2_RES0 | __HFGRTR_EL2_MASK) 360 361 /* 362 * The HFGWTR bits are a subset of HFGRTR bits. To ensure we don't miss any 363 * future additions, define __HFGWTR* macros relative to __HFGRTR* ones. 364 */ 365 #define __HFGRTR_ONLY_MASK (BIT(46) | BIT(42) | BIT(40) | BIT(28) | \ 366 GENMASK(26, 25) | BIT(21) | BIT(18) | \ 367 GENMASK(15, 14) | GENMASK(10, 9) | BIT(2)) 368 #define __HFGWTR_EL2_RES0 (__HFGRTR_EL2_RES0 | __HFGRTR_ONLY_MASK) 369 #define __HFGWTR_EL2_MASK (__HFGRTR_EL2_MASK & ~__HFGRTR_ONLY_MASK) 370 #define __HFGWTR_EL2_nMASK ~(__HFGWTR_EL2_RES0 | __HFGWTR_EL2_MASK) 371 372 #define __HFGITR_EL2_RES0 HFGITR_EL2_RES0 373 #define __HFGITR_EL2_MASK (BIT(62) | BIT(60) | GENMASK(54, 0)) 374 #define __HFGITR_EL2_nMASK ~(__HFGITR_EL2_RES0 | __HFGITR_EL2_MASK) 375 376 #define __HDFGRTR_EL2_RES0 HDFGRTR_EL2_RES0 377 #define __HDFGRTR_EL2_MASK (BIT(63) | GENMASK(58, 50) | GENMASK(48, 43) | \ 378 GENMASK(41, 40) | GENMASK(37, 22) | \ 379 GENMASK(19, 9) | GENMASK(7, 0)) 380 #define __HDFGRTR_EL2_nMASK ~(__HDFGRTR_EL2_RES0 | __HDFGRTR_EL2_MASK) 381 382 #define __HDFGWTR_EL2_RES0 HDFGWTR_EL2_RES0 383 #define __HDFGWTR_EL2_MASK (GENMASK(57, 52) | GENMASK(50, 48) | \ 384 GENMASK(46, 44) | GENMASK(42, 41) | \ 385 GENMASK(37, 35) | GENMASK(33, 31) | \ 386 GENMASK(29, 23) | GENMASK(21, 10) | \ 387 GENMASK(8, 7) | GENMASK(5, 0)) 388 #define __HDFGWTR_EL2_nMASK ~(__HDFGWTR_EL2_RES0 | __HDFGWTR_EL2_MASK) 389 390 #define __HAFGRTR_EL2_RES0 HAFGRTR_EL2_RES0 391 #define __HAFGRTR_EL2_MASK (GENMASK(49, 17) | GENMASK(4, 0)) 392 #define __HAFGRTR_EL2_nMASK ~(__HAFGRTR_EL2_RES0 | __HAFGRTR_EL2_MASK) 393 394 /* Similar definitions for HCRX_EL2 */ 395 #define __HCRX_EL2_RES0 HCRX_EL2_RES0 396 #define __HCRX_EL2_MASK (BIT(6)) 397 #define __HCRX_EL2_nMASK ~(__HCRX_EL2_RES0 | __HCRX_EL2_MASK) 398 399 /* Hyp Prefetch Fault Address Register (HPFAR/HDFAR) */ 400 #define HPFAR_MASK (~UL(0xf)) 401 /* 402 * We have 403 * PAR [PA_Shift - 1 : 12] = PA [PA_Shift - 1 : 12] 404 * HPFAR [PA_Shift - 9 : 4] = FIPA [PA_Shift - 1 : 12] 405 * 406 * Always assume 52 bit PA since at this point, we don't know how many PA bits 407 * the page table has been set up for. This should be safe since unused address 408 * bits in PAR are res0. 409 */ 410 #define PAR_TO_HPFAR(par) \ 411 (((par) & GENMASK_ULL(52 - 1, 12)) >> 8) 412 413 #define FAR_MASK GENMASK_ULL(11, 0) 414 415 #define ECN(x) { ESR_ELx_EC_##x, #x } 416 417 #define kvm_arm_exception_class \ 418 ECN(UNKNOWN), ECN(WFx), ECN(CP15_32), ECN(CP15_64), ECN(CP14_MR), \ 419 ECN(CP14_LS), ECN(FP_ASIMD), ECN(CP10_ID), ECN(PAC), ECN(CP14_64), \ 420 ECN(SVC64), ECN(HVC64), ECN(SMC64), ECN(SYS64), ECN(SVE), \ 421 ECN(IMP_DEF), ECN(IABT_LOW), ECN(IABT_CUR), \ 422 ECN(PC_ALIGN), ECN(DABT_LOW), ECN(DABT_CUR), \ 423 ECN(SP_ALIGN), ECN(FP_EXC32), ECN(FP_EXC64), ECN(SERROR), \ 424 ECN(BREAKPT_LOW), ECN(BREAKPT_CUR), ECN(SOFTSTP_LOW), \ 425 ECN(SOFTSTP_CUR), ECN(WATCHPT_LOW), ECN(WATCHPT_CUR), \ 426 ECN(BKPT32), ECN(VECTOR32), ECN(BRK64), ECN(ERET) 427 428 #define CPACR_EL1_TTA (1 << 28) 429 430 #define kvm_mode_names \ 431 { PSR_MODE_EL0t, "EL0t" }, \ 432 { PSR_MODE_EL1t, "EL1t" }, \ 433 { PSR_MODE_EL1h, "EL1h" }, \ 434 { PSR_MODE_EL2t, "EL2t" }, \ 435 { PSR_MODE_EL2h, "EL2h" }, \ 436 { PSR_MODE_EL3t, "EL3t" }, \ 437 { PSR_MODE_EL3h, "EL3h" }, \ 438 { PSR_AA32_MODE_USR, "32-bit USR" }, \ 439 { PSR_AA32_MODE_FIQ, "32-bit FIQ" }, \ 440 { PSR_AA32_MODE_IRQ, "32-bit IRQ" }, \ 441 { PSR_AA32_MODE_SVC, "32-bit SVC" }, \ 442 { PSR_AA32_MODE_ABT, "32-bit ABT" }, \ 443 { PSR_AA32_MODE_HYP, "32-bit HYP" }, \ 444 { PSR_AA32_MODE_UND, "32-bit UND" }, \ 445 { PSR_AA32_MODE_SYS, "32-bit SYS" } 446 447 /* 448 * ARMv8 Reset Values 449 */ 450 #define VCPU_RESET_PSTATE_EL1 (PSR_MODE_EL1h | PSR_A_BIT | PSR_I_BIT | \ 451 PSR_F_BIT | PSR_D_BIT) 452 453 #define VCPU_RESET_PSTATE_EL2 (PSR_MODE_EL2h | PSR_A_BIT | PSR_I_BIT | \ 454 PSR_F_BIT | PSR_D_BIT) 455 456 #define VCPU_RESET_PSTATE_SVC (PSR_AA32_MODE_SVC | PSR_AA32_A_BIT | \ 457 PSR_AA32_I_BIT | PSR_AA32_F_BIT) 458 459 #endif /* __ARM64_KVM_ARM_H__ */ 460