1 /* RISC-V ISA constants */ 2 3 #ifndef TARGET_RISCV_CPU_BITS_H 4 #define TARGET_RISCV_CPU_BITS_H 5 6 #define get_field(reg, mask) (((reg) & \ 7 (uint64_t)(mask)) / ((mask) & ~((mask) << 1))) 8 #define set_field(reg, mask, val) (((reg) & ~(uint64_t)(mask)) | \ 9 (((uint64_t)(val) * ((mask) & ~((mask) << 1))) & \ 10 (uint64_t)(mask))) 11 12 /* Extension context status mask */ 13 #define EXT_STATUS_MASK 0x3ULL 14 15 /* Floating point round mode */ 16 #define FSR_RD_SHIFT 5 17 #define FSR_RD (0x7 << FSR_RD_SHIFT) 18 19 /* Floating point accrued exception flags */ 20 #define FPEXC_NX 0x01 21 #define FPEXC_UF 0x02 22 #define FPEXC_OF 0x04 23 #define FPEXC_DZ 0x08 24 #define FPEXC_NV 0x10 25 26 /* Floating point status register bits */ 27 #define FSR_AEXC_SHIFT 0 28 #define FSR_NVA (FPEXC_NV << FSR_AEXC_SHIFT) 29 #define FSR_OFA (FPEXC_OF << FSR_AEXC_SHIFT) 30 #define FSR_UFA (FPEXC_UF << FSR_AEXC_SHIFT) 31 #define FSR_DZA (FPEXC_DZ << FSR_AEXC_SHIFT) 32 #define FSR_NXA (FPEXC_NX << FSR_AEXC_SHIFT) 33 #define FSR_AEXC (FSR_NVA | FSR_OFA | FSR_UFA | FSR_DZA | FSR_NXA) 34 35 /* Control and Status Registers */ 36 37 /* zicfiss user ssp csr */ 38 #define CSR_SSP 0x011 39 40 /* User Trap Setup */ 41 #define CSR_USTATUS 0x000 42 #define CSR_UIE 0x004 43 #define CSR_UTVEC 0x005 44 45 /* User Trap Handling */ 46 #define CSR_USCRATCH 0x040 47 #define CSR_UEPC 0x041 48 #define CSR_UCAUSE 0x042 49 #define CSR_UTVAL 0x043 50 #define CSR_UIP 0x044 51 52 /* User Floating-Point CSRs */ 53 #define CSR_FFLAGS 0x001 54 #define CSR_FRM 0x002 55 #define CSR_FCSR 0x003 56 57 /* User Vector CSRs */ 58 #define CSR_VSTART 0x008 59 #define CSR_VXSAT 0x009 60 #define CSR_VXRM 0x00a 61 #define CSR_VCSR 0x00f 62 #define CSR_VL 0xc20 63 #define CSR_VTYPE 0xc21 64 #define CSR_VLENB 0xc22 65 66 /* VCSR fields */ 67 #define VCSR_VXSAT_SHIFT 0 68 #define VCSR_VXSAT (0x1 << VCSR_VXSAT_SHIFT) 69 #define VCSR_VXRM_SHIFT 1 70 #define VCSR_VXRM (0x3 << VCSR_VXRM_SHIFT) 71 72 /* User Timers and Counters */ 73 #define CSR_CYCLE 0xc00 74 #define CSR_TIME 0xc01 75 #define CSR_INSTRET 0xc02 76 #define CSR_HPMCOUNTER3 0xc03 77 #define CSR_HPMCOUNTER4 0xc04 78 #define CSR_HPMCOUNTER5 0xc05 79 #define CSR_HPMCOUNTER6 0xc06 80 #define CSR_HPMCOUNTER7 0xc07 81 #define CSR_HPMCOUNTER8 0xc08 82 #define CSR_HPMCOUNTER9 0xc09 83 #define CSR_HPMCOUNTER10 0xc0a 84 #define CSR_HPMCOUNTER11 0xc0b 85 #define CSR_HPMCOUNTER12 0xc0c 86 #define CSR_HPMCOUNTER13 0xc0d 87 #define CSR_HPMCOUNTER14 0xc0e 88 #define CSR_HPMCOUNTER15 0xc0f 89 #define CSR_HPMCOUNTER16 0xc10 90 #define CSR_HPMCOUNTER17 0xc11 91 #define CSR_HPMCOUNTER18 0xc12 92 #define CSR_HPMCOUNTER19 0xc13 93 #define CSR_HPMCOUNTER20 0xc14 94 #define CSR_HPMCOUNTER21 0xc15 95 #define CSR_HPMCOUNTER22 0xc16 96 #define CSR_HPMCOUNTER23 0xc17 97 #define CSR_HPMCOUNTER24 0xc18 98 #define CSR_HPMCOUNTER25 0xc19 99 #define CSR_HPMCOUNTER26 0xc1a 100 #define CSR_HPMCOUNTER27 0xc1b 101 #define CSR_HPMCOUNTER28 0xc1c 102 #define CSR_HPMCOUNTER29 0xc1d 103 #define CSR_HPMCOUNTER30 0xc1e 104 #define CSR_HPMCOUNTER31 0xc1f 105 #define CSR_CYCLEH 0xc80 106 #define CSR_TIMEH 0xc81 107 #define CSR_INSTRETH 0xc82 108 #define CSR_HPMCOUNTER3H 0xc83 109 #define CSR_HPMCOUNTER4H 0xc84 110 #define CSR_HPMCOUNTER5H 0xc85 111 #define CSR_HPMCOUNTER6H 0xc86 112 #define CSR_HPMCOUNTER7H 0xc87 113 #define CSR_HPMCOUNTER8H 0xc88 114 #define CSR_HPMCOUNTER9H 0xc89 115 #define CSR_HPMCOUNTER10H 0xc8a 116 #define CSR_HPMCOUNTER11H 0xc8b 117 #define CSR_HPMCOUNTER12H 0xc8c 118 #define CSR_HPMCOUNTER13H 0xc8d 119 #define CSR_HPMCOUNTER14H 0xc8e 120 #define CSR_HPMCOUNTER15H 0xc8f 121 #define CSR_HPMCOUNTER16H 0xc90 122 #define CSR_HPMCOUNTER17H 0xc91 123 #define CSR_HPMCOUNTER18H 0xc92 124 #define CSR_HPMCOUNTER19H 0xc93 125 #define CSR_HPMCOUNTER20H 0xc94 126 #define CSR_HPMCOUNTER21H 0xc95 127 #define CSR_HPMCOUNTER22H 0xc96 128 #define CSR_HPMCOUNTER23H 0xc97 129 #define CSR_HPMCOUNTER24H 0xc98 130 #define CSR_HPMCOUNTER25H 0xc99 131 #define CSR_HPMCOUNTER26H 0xc9a 132 #define CSR_HPMCOUNTER27H 0xc9b 133 #define CSR_HPMCOUNTER28H 0xc9c 134 #define CSR_HPMCOUNTER29H 0xc9d 135 #define CSR_HPMCOUNTER30H 0xc9e 136 #define CSR_HPMCOUNTER31H 0xc9f 137 138 /* Machine Timers and Counters */ 139 #define CSR_MCYCLE 0xb00 140 #define CSR_MINSTRET 0xb02 141 #define CSR_MCYCLEH 0xb80 142 #define CSR_MINSTRETH 0xb82 143 144 /* Machine Information Registers */ 145 #define CSR_MVENDORID 0xf11 146 #define CSR_MARCHID 0xf12 147 #define CSR_MIMPID 0xf13 148 #define CSR_MHARTID 0xf14 149 #define CSR_MCONFIGPTR 0xf15 150 151 /* Machine Trap Setup */ 152 #define CSR_MSTATUS 0x300 153 #define CSR_MISA 0x301 154 #define CSR_MEDELEG 0x302 155 #define CSR_MIDELEG 0x303 156 #define CSR_MIE 0x304 157 #define CSR_MTVEC 0x305 158 #define CSR_MCOUNTEREN 0x306 159 160 /* 32-bit only */ 161 #define CSR_MSTATUSH 0x310 162 #define CSR_MEDELEGH 0x312 163 #define CSR_HEDELEGH 0x612 164 165 /* Machine Trap Handling */ 166 #define CSR_MSCRATCH 0x340 167 #define CSR_MEPC 0x341 168 #define CSR_MCAUSE 0x342 169 #define CSR_MTVAL 0x343 170 #define CSR_MIP 0x344 171 172 /* Machine-Level Window to Indirectly Accessed Registers (AIA) */ 173 #define CSR_MISELECT 0x350 174 #define CSR_MIREG 0x351 175 176 /* Machine-Level Interrupts (AIA) */ 177 #define CSR_MTOPEI 0x35c 178 #define CSR_MTOPI 0xfb0 179 180 /* Virtual Interrupts for Supervisor Level (AIA) */ 181 #define CSR_MVIEN 0x308 182 #define CSR_MVIP 0x309 183 184 /* Machine-Level High-Half CSRs (AIA) */ 185 #define CSR_MIDELEGH 0x313 186 #define CSR_MIEH 0x314 187 #define CSR_MVIENH 0x318 188 #define CSR_MVIPH 0x319 189 #define CSR_MIPH 0x354 190 191 /* Supervisor Trap Setup */ 192 #define CSR_SSTATUS 0x100 193 #define CSR_SIE 0x104 194 #define CSR_STVEC 0x105 195 #define CSR_SCOUNTEREN 0x106 196 197 /* Supervisor Configuration CSRs */ 198 #define CSR_SENVCFG 0x10A 199 200 /* Supervisor state CSRs */ 201 #define CSR_SSTATEEN0 0x10C 202 #define CSR_SSTATEEN1 0x10D 203 #define CSR_SSTATEEN2 0x10E 204 #define CSR_SSTATEEN3 0x10F 205 206 /* Supervisor Trap Handling */ 207 #define CSR_SSCRATCH 0x140 208 #define CSR_SEPC 0x141 209 #define CSR_SCAUSE 0x142 210 #define CSR_STVAL 0x143 211 #define CSR_SIP 0x144 212 213 /* Sstc supervisor CSRs */ 214 #define CSR_STIMECMP 0x14D 215 #define CSR_STIMECMPH 0x15D 216 217 /* Supervisor Protection and Translation */ 218 #define CSR_SPTBR 0x180 219 #define CSR_SATP 0x180 220 221 /* Supervisor-Level Window to Indirectly Accessed Registers (AIA) */ 222 #define CSR_SISELECT 0x150 223 #define CSR_SIREG 0x151 224 225 /* Supervisor-Level Interrupts (AIA) */ 226 #define CSR_STOPEI 0x15c 227 #define CSR_STOPI 0xdb0 228 229 /* Supervisor-Level High-Half CSRs (AIA) */ 230 #define CSR_SIEH 0x114 231 #define CSR_SIPH 0x154 232 233 /* Hpervisor CSRs */ 234 #define CSR_HSTATUS 0x600 235 #define CSR_HEDELEG 0x602 236 #define CSR_HIDELEG 0x603 237 #define CSR_HIE 0x604 238 #define CSR_HCOUNTEREN 0x606 239 #define CSR_HGEIE 0x607 240 #define CSR_HTVAL 0x643 241 #define CSR_HVIP 0x645 242 #define CSR_HIP 0x644 243 #define CSR_HTINST 0x64A 244 #define CSR_HGEIP 0xE12 245 #define CSR_HGATP 0x680 246 #define CSR_HTIMEDELTA 0x605 247 #define CSR_HTIMEDELTAH 0x615 248 249 /* Hypervisor Configuration CSRs */ 250 #define CSR_HENVCFG 0x60A 251 #define CSR_HENVCFGH 0x61A 252 253 /* Hypervisor state CSRs */ 254 #define CSR_HSTATEEN0 0x60C 255 #define CSR_HSTATEEN0H 0x61C 256 #define CSR_HSTATEEN1 0x60D 257 #define CSR_HSTATEEN1H 0x61D 258 #define CSR_HSTATEEN2 0x60E 259 #define CSR_HSTATEEN2H 0x61E 260 #define CSR_HSTATEEN3 0x60F 261 #define CSR_HSTATEEN3H 0x61F 262 263 /* Virtual CSRs */ 264 #define CSR_VSSTATUS 0x200 265 #define CSR_VSIE 0x204 266 #define CSR_VSTVEC 0x205 267 #define CSR_VSSCRATCH 0x240 268 #define CSR_VSEPC 0x241 269 #define CSR_VSCAUSE 0x242 270 #define CSR_VSTVAL 0x243 271 #define CSR_VSIP 0x244 272 #define CSR_VSATP 0x280 273 274 /* Sstc virtual CSRs */ 275 #define CSR_VSTIMECMP 0x24D 276 #define CSR_VSTIMECMPH 0x25D 277 278 #define CSR_MTINST 0x34a 279 #define CSR_MTVAL2 0x34b 280 281 /* Virtual Interrupts and Interrupt Priorities (H-extension with AIA) */ 282 #define CSR_HVIEN 0x608 283 #define CSR_HVICTL 0x609 284 #define CSR_HVIPRIO1 0x646 285 #define CSR_HVIPRIO2 0x647 286 287 /* VS-Level Window to Indirectly Accessed Registers (H-extension with AIA) */ 288 #define CSR_VSISELECT 0x250 289 #define CSR_VSIREG 0x251 290 291 /* VS-Level Interrupts (H-extension with AIA) */ 292 #define CSR_VSTOPEI 0x25c 293 #define CSR_VSTOPI 0xeb0 294 295 /* Hypervisor and VS-Level High-Half CSRs (H-extension with AIA) */ 296 #define CSR_HIDELEGH 0x613 297 #define CSR_HVIENH 0x618 298 #define CSR_HVIPH 0x655 299 #define CSR_HVIPRIO1H 0x656 300 #define CSR_HVIPRIO2H 0x657 301 #define CSR_VSIEH 0x214 302 #define CSR_VSIPH 0x254 303 304 /* Machine Configuration CSRs */ 305 #define CSR_MENVCFG 0x30A 306 #define CSR_MENVCFGH 0x31A 307 308 /* Machine state CSRs */ 309 #define CSR_MSTATEEN0 0x30C 310 #define CSR_MSTATEEN0H 0x31C 311 #define CSR_MSTATEEN1 0x30D 312 #define CSR_MSTATEEN1H 0x31D 313 #define CSR_MSTATEEN2 0x30E 314 #define CSR_MSTATEEN2H 0x31E 315 #define CSR_MSTATEEN3 0x30F 316 #define CSR_MSTATEEN3H 0x31F 317 318 /* Common defines for all smstateen */ 319 #define SMSTATEEN_MAX_COUNT 4 320 #define SMSTATEEN0_CS (1ULL << 0) 321 #define SMSTATEEN0_FCSR (1ULL << 1) 322 #define SMSTATEEN0_JVT (1ULL << 2) 323 #define SMSTATEEN0_P1P13 (1ULL << 56) 324 #define SMSTATEEN0_HSCONTXT (1ULL << 57) 325 #define SMSTATEEN0_IMSIC (1ULL << 58) 326 #define SMSTATEEN0_AIA (1ULL << 59) 327 #define SMSTATEEN0_SVSLCT (1ULL << 60) 328 #define SMSTATEEN0_HSENVCFG (1ULL << 62) 329 #define SMSTATEEN_STATEEN (1ULL << 63) 330 331 /* Enhanced Physical Memory Protection (ePMP) */ 332 #define CSR_MSECCFG 0x747 333 #define CSR_MSECCFGH 0x757 334 /* Physical Memory Protection */ 335 #define CSR_PMPCFG0 0x3a0 336 #define CSR_PMPCFG1 0x3a1 337 #define CSR_PMPCFG2 0x3a2 338 #define CSR_PMPCFG3 0x3a3 339 #define CSR_PMPADDR0 0x3b0 340 #define CSR_PMPADDR1 0x3b1 341 #define CSR_PMPADDR2 0x3b2 342 #define CSR_PMPADDR3 0x3b3 343 #define CSR_PMPADDR4 0x3b4 344 #define CSR_PMPADDR5 0x3b5 345 #define CSR_PMPADDR6 0x3b6 346 #define CSR_PMPADDR7 0x3b7 347 #define CSR_PMPADDR8 0x3b8 348 #define CSR_PMPADDR9 0x3b9 349 #define CSR_PMPADDR10 0x3ba 350 #define CSR_PMPADDR11 0x3bb 351 #define CSR_PMPADDR12 0x3bc 352 #define CSR_PMPADDR13 0x3bd 353 #define CSR_PMPADDR14 0x3be 354 #define CSR_PMPADDR15 0x3bf 355 356 /* RNMI */ 357 #define CSR_MNSCRATCH 0x740 358 #define CSR_MNEPC 0x741 359 #define CSR_MNCAUSE 0x742 360 #define CSR_MNSTATUS 0x744 361 362 /* Debug/Trace Registers (shared with Debug Mode) */ 363 #define CSR_TSELECT 0x7a0 364 #define CSR_TDATA1 0x7a1 365 #define CSR_TDATA2 0x7a2 366 #define CSR_TDATA3 0x7a3 367 #define CSR_TINFO 0x7a4 368 #define CSR_MCONTEXT 0x7a8 369 370 /* Debug Mode Registers */ 371 #define CSR_DCSR 0x7b0 372 #define CSR_DPC 0x7b1 373 #define CSR_DSCRATCH 0x7b2 374 375 /* Performance Counters */ 376 #define CSR_MHPMCOUNTER3 0xb03 377 #define CSR_MHPMCOUNTER4 0xb04 378 #define CSR_MHPMCOUNTER5 0xb05 379 #define CSR_MHPMCOUNTER6 0xb06 380 #define CSR_MHPMCOUNTER7 0xb07 381 #define CSR_MHPMCOUNTER8 0xb08 382 #define CSR_MHPMCOUNTER9 0xb09 383 #define CSR_MHPMCOUNTER10 0xb0a 384 #define CSR_MHPMCOUNTER11 0xb0b 385 #define CSR_MHPMCOUNTER12 0xb0c 386 #define CSR_MHPMCOUNTER13 0xb0d 387 #define CSR_MHPMCOUNTER14 0xb0e 388 #define CSR_MHPMCOUNTER15 0xb0f 389 #define CSR_MHPMCOUNTER16 0xb10 390 #define CSR_MHPMCOUNTER17 0xb11 391 #define CSR_MHPMCOUNTER18 0xb12 392 #define CSR_MHPMCOUNTER19 0xb13 393 #define CSR_MHPMCOUNTER20 0xb14 394 #define CSR_MHPMCOUNTER21 0xb15 395 #define CSR_MHPMCOUNTER22 0xb16 396 #define CSR_MHPMCOUNTER23 0xb17 397 #define CSR_MHPMCOUNTER24 0xb18 398 #define CSR_MHPMCOUNTER25 0xb19 399 #define CSR_MHPMCOUNTER26 0xb1a 400 #define CSR_MHPMCOUNTER27 0xb1b 401 #define CSR_MHPMCOUNTER28 0xb1c 402 #define CSR_MHPMCOUNTER29 0xb1d 403 #define CSR_MHPMCOUNTER30 0xb1e 404 #define CSR_MHPMCOUNTER31 0xb1f 405 406 /* Machine counter-inhibit register */ 407 #define CSR_MCOUNTINHIBIT 0x320 408 409 /* Machine counter configuration registers */ 410 #define CSR_MCYCLECFG 0x321 411 #define CSR_MINSTRETCFG 0x322 412 413 #define CSR_MHPMEVENT3 0x323 414 #define CSR_MHPMEVENT4 0x324 415 #define CSR_MHPMEVENT5 0x325 416 #define CSR_MHPMEVENT6 0x326 417 #define CSR_MHPMEVENT7 0x327 418 #define CSR_MHPMEVENT8 0x328 419 #define CSR_MHPMEVENT9 0x329 420 #define CSR_MHPMEVENT10 0x32a 421 #define CSR_MHPMEVENT11 0x32b 422 #define CSR_MHPMEVENT12 0x32c 423 #define CSR_MHPMEVENT13 0x32d 424 #define CSR_MHPMEVENT14 0x32e 425 #define CSR_MHPMEVENT15 0x32f 426 #define CSR_MHPMEVENT16 0x330 427 #define CSR_MHPMEVENT17 0x331 428 #define CSR_MHPMEVENT18 0x332 429 #define CSR_MHPMEVENT19 0x333 430 #define CSR_MHPMEVENT20 0x334 431 #define CSR_MHPMEVENT21 0x335 432 #define CSR_MHPMEVENT22 0x336 433 #define CSR_MHPMEVENT23 0x337 434 #define CSR_MHPMEVENT24 0x338 435 #define CSR_MHPMEVENT25 0x339 436 #define CSR_MHPMEVENT26 0x33a 437 #define CSR_MHPMEVENT27 0x33b 438 #define CSR_MHPMEVENT28 0x33c 439 #define CSR_MHPMEVENT29 0x33d 440 #define CSR_MHPMEVENT30 0x33e 441 #define CSR_MHPMEVENT31 0x33f 442 443 #define CSR_MCYCLECFGH 0x721 444 #define CSR_MINSTRETCFGH 0x722 445 446 #define CSR_MHPMEVENT3H 0x723 447 #define CSR_MHPMEVENT4H 0x724 448 #define CSR_MHPMEVENT5H 0x725 449 #define CSR_MHPMEVENT6H 0x726 450 #define CSR_MHPMEVENT7H 0x727 451 #define CSR_MHPMEVENT8H 0x728 452 #define CSR_MHPMEVENT9H 0x729 453 #define CSR_MHPMEVENT10H 0x72a 454 #define CSR_MHPMEVENT11H 0x72b 455 #define CSR_MHPMEVENT12H 0x72c 456 #define CSR_MHPMEVENT13H 0x72d 457 #define CSR_MHPMEVENT14H 0x72e 458 #define CSR_MHPMEVENT15H 0x72f 459 #define CSR_MHPMEVENT16H 0x730 460 #define CSR_MHPMEVENT17H 0x731 461 #define CSR_MHPMEVENT18H 0x732 462 #define CSR_MHPMEVENT19H 0x733 463 #define CSR_MHPMEVENT20H 0x734 464 #define CSR_MHPMEVENT21H 0x735 465 #define CSR_MHPMEVENT22H 0x736 466 #define CSR_MHPMEVENT23H 0x737 467 #define CSR_MHPMEVENT24H 0x738 468 #define CSR_MHPMEVENT25H 0x739 469 #define CSR_MHPMEVENT26H 0x73a 470 #define CSR_MHPMEVENT27H 0x73b 471 #define CSR_MHPMEVENT28H 0x73c 472 #define CSR_MHPMEVENT29H 0x73d 473 #define CSR_MHPMEVENT30H 0x73e 474 #define CSR_MHPMEVENT31H 0x73f 475 476 #define CSR_MHPMCOUNTER3H 0xb83 477 #define CSR_MHPMCOUNTER4H 0xb84 478 #define CSR_MHPMCOUNTER5H 0xb85 479 #define CSR_MHPMCOUNTER6H 0xb86 480 #define CSR_MHPMCOUNTER7H 0xb87 481 #define CSR_MHPMCOUNTER8H 0xb88 482 #define CSR_MHPMCOUNTER9H 0xb89 483 #define CSR_MHPMCOUNTER10H 0xb8a 484 #define CSR_MHPMCOUNTER11H 0xb8b 485 #define CSR_MHPMCOUNTER12H 0xb8c 486 #define CSR_MHPMCOUNTER13H 0xb8d 487 #define CSR_MHPMCOUNTER14H 0xb8e 488 #define CSR_MHPMCOUNTER15H 0xb8f 489 #define CSR_MHPMCOUNTER16H 0xb90 490 #define CSR_MHPMCOUNTER17H 0xb91 491 #define CSR_MHPMCOUNTER18H 0xb92 492 #define CSR_MHPMCOUNTER19H 0xb93 493 #define CSR_MHPMCOUNTER20H 0xb94 494 #define CSR_MHPMCOUNTER21H 0xb95 495 #define CSR_MHPMCOUNTER22H 0xb96 496 #define CSR_MHPMCOUNTER23H 0xb97 497 #define CSR_MHPMCOUNTER24H 0xb98 498 #define CSR_MHPMCOUNTER25H 0xb99 499 #define CSR_MHPMCOUNTER26H 0xb9a 500 #define CSR_MHPMCOUNTER27H 0xb9b 501 #define CSR_MHPMCOUNTER28H 0xb9c 502 #define CSR_MHPMCOUNTER29H 0xb9d 503 #define CSR_MHPMCOUNTER30H 0xb9e 504 #define CSR_MHPMCOUNTER31H 0xb9f 505 506 #define CSR_SCOUNTOVF 0xda0 507 508 /* Crypto Extension */ 509 #define CSR_SEED 0x015 510 511 /* Zcmt Extension */ 512 #define CSR_JVT 0x017 513 514 /* mstatus CSR bits */ 515 #define MSTATUS_UIE 0x00000001 516 #define MSTATUS_SIE 0x00000002 517 #define MSTATUS_MIE 0x00000008 518 #define MSTATUS_UPIE 0x00000010 519 #define MSTATUS_SPIE 0x00000020 520 #define MSTATUS_UBE 0x00000040 521 #define MSTATUS_MPIE 0x00000080 522 #define MSTATUS_SPP 0x00000100 523 #define MSTATUS_VS 0x00000600 524 #define MSTATUS_MPP 0x00001800 525 #define MSTATUS_FS 0x00006000 526 #define MSTATUS_XS 0x00018000 527 #define MSTATUS_MPRV 0x00020000 528 #define MSTATUS_SUM 0x00040000 /* since: priv-1.10 */ 529 #define MSTATUS_MXR 0x00080000 530 #define MSTATUS_TVM 0x00100000 /* since: priv-1.10 */ 531 #define MSTATUS_TW 0x00200000 /* since: priv-1.10 */ 532 #define MSTATUS_TSR 0x00400000 /* since: priv-1.10 */ 533 #define MSTATUS_SPELP 0x00800000 /* zicfilp */ 534 #define MSTATUS_MPELP 0x020000000000 /* zicfilp */ 535 #define MSTATUS_GVA 0x4000000000ULL 536 #define MSTATUS_MPV 0x8000000000ULL 537 538 #define MSTATUS64_UXL 0x0000000300000000ULL 539 #define MSTATUS64_SXL 0x0000000C00000000ULL 540 541 #define MSTATUS32_SD 0x80000000 542 #define MSTATUS64_SD 0x8000000000000000ULL 543 #define MSTATUSH128_SD 0x8000000000000000ULL 544 545 #define MISA32_MXL 0xC0000000 546 #define MISA64_MXL 0xC000000000000000ULL 547 548 typedef enum { 549 MXL_RV32 = 1, 550 MXL_RV64 = 2, 551 MXL_RV128 = 3, 552 } RISCVMXL; 553 554 /* sstatus CSR bits */ 555 #define SSTATUS_UIE 0x00000001 556 #define SSTATUS_SIE 0x00000002 557 #define SSTATUS_UPIE 0x00000010 558 #define SSTATUS_SPIE 0x00000020 559 #define SSTATUS_SPP 0x00000100 560 #define SSTATUS_VS 0x00000600 561 #define SSTATUS_FS 0x00006000 562 #define SSTATUS_XS 0x00018000 563 #define SSTATUS_SUM 0x00040000 /* since: priv-1.10 */ 564 #define SSTATUS_MXR 0x00080000 565 #define SSTATUS_SPELP MSTATUS_SPELP /* zicfilp */ 566 567 #define SSTATUS64_UXL 0x0000000300000000ULL 568 569 #define SSTATUS32_SD 0x80000000 570 #define SSTATUS64_SD 0x8000000000000000ULL 571 572 /* hstatus CSR bits */ 573 #define HSTATUS_VSBE 0x00000020 574 #define HSTATUS_GVA 0x00000040 575 #define HSTATUS_SPV 0x00000080 576 #define HSTATUS_SPVP 0x00000100 577 #define HSTATUS_HU 0x00000200 578 #define HSTATUS_VGEIN 0x0003F000 579 #define HSTATUS_VTVM 0x00100000 580 #define HSTATUS_VTW 0x00200000 581 #define HSTATUS_VTSR 0x00400000 582 #define HSTATUS_HUKTE 0x01000000 583 #define HSTATUS_VSXL 0x300000000 584 #define HSTATUS_HUPMM 0x3000000000000 585 586 #define HSTATUS32_WPRI 0xFF8FF87E 587 #define HSTATUS64_WPRI 0xFFFFFFFFFF8FF87EULL 588 589 #define COUNTEREN_CY (1 << 0) 590 #define COUNTEREN_TM (1 << 1) 591 #define COUNTEREN_IR (1 << 2) 592 #define COUNTEREN_HPM3 (1 << 3) 593 594 /* vsstatus CSR bits */ 595 #define VSSTATUS64_UXL 0x0000000300000000ULL 596 597 /* Privilege modes */ 598 #define PRV_U 0 599 #define PRV_S 1 600 #define PRV_RESERVED 2 601 #define PRV_M 3 602 603 /* RV32 satp CSR field masks */ 604 #define SATP32_MODE 0x80000000 605 #define SATP32_ASID 0x7fc00000 606 #define SATP32_PPN 0x003fffff 607 608 /* RV64 satp CSR field masks */ 609 #define SATP64_MODE 0xF000000000000000ULL 610 #define SATP64_ASID 0x0FFFF00000000000ULL 611 #define SATP64_PPN 0x00000FFFFFFFFFFFULL 612 613 /* RNMI mnstatus CSR mask */ 614 #define MNSTATUS_NMIE 0x00000008 615 #define MNSTATUS_MNPV 0x00000080 616 #define MNSTATUS_MNPP 0x00001800 617 618 /* VM modes (satp.mode) privileged ISA 1.10 */ 619 #define VM_1_10_MBARE 0 620 #define VM_1_10_SV32 1 621 #define VM_1_10_SV39 8 622 #define VM_1_10_SV48 9 623 #define VM_1_10_SV57 10 624 #define VM_1_10_SV64 11 625 626 /* Page table entry (PTE) fields */ 627 #define PTE_V 0x001 /* Valid */ 628 #define PTE_R 0x002 /* Read */ 629 #define PTE_W 0x004 /* Write */ 630 #define PTE_X 0x008 /* Execute */ 631 #define PTE_U 0x010 /* User */ 632 #define PTE_G 0x020 /* Global */ 633 #define PTE_A 0x040 /* Accessed */ 634 #define PTE_D 0x080 /* Dirty */ 635 #define PTE_SOFT 0x300 /* Reserved for Software */ 636 #define PTE_PBMT 0x6000000000000000ULL /* Page-based memory types */ 637 #define PTE_N 0x8000000000000000ULL /* NAPOT translation */ 638 #define PTE_RESERVED 0x1FC0000000000000ULL /* Reserved bits */ 639 #define PTE_ATTR (PTE_N | PTE_PBMT) /* All attributes bits */ 640 641 /* Page table PPN shift amount */ 642 #define PTE_PPN_SHIFT 10 643 644 /* Page table PPN mask */ 645 #define PTE_PPN_MASK 0x3FFFFFFFFFFC00ULL 646 647 /* Leaf page shift amount */ 648 #define PGSHIFT 12 649 650 /* Default Reset Vector address */ 651 #define DEFAULT_RSTVEC 0x1000 652 653 /* Default RNMI Interrupt Vector address */ 654 #define DEFAULT_RNMI_IRQVEC 0x0 655 656 /* Default RNMI Exception Vector address */ 657 #define DEFAULT_RNMI_EXCPVEC 0x0 658 659 /* Exception causes */ 660 typedef enum RISCVException { 661 RISCV_EXCP_NONE = -1, /* sentinel value */ 662 RISCV_EXCP_INST_ADDR_MIS = 0x0, 663 RISCV_EXCP_INST_ACCESS_FAULT = 0x1, 664 RISCV_EXCP_ILLEGAL_INST = 0x2, 665 RISCV_EXCP_BREAKPOINT = 0x3, 666 RISCV_EXCP_LOAD_ADDR_MIS = 0x4, 667 RISCV_EXCP_LOAD_ACCESS_FAULT = 0x5, 668 RISCV_EXCP_STORE_AMO_ADDR_MIS = 0x6, 669 RISCV_EXCP_STORE_AMO_ACCESS_FAULT = 0x7, 670 RISCV_EXCP_U_ECALL = 0x8, 671 RISCV_EXCP_S_ECALL = 0x9, 672 RISCV_EXCP_VS_ECALL = 0xa, 673 RISCV_EXCP_M_ECALL = 0xb, 674 RISCV_EXCP_INST_PAGE_FAULT = 0xc, /* since: priv-1.10.0 */ 675 RISCV_EXCP_LOAD_PAGE_FAULT = 0xd, /* since: priv-1.10.0 */ 676 RISCV_EXCP_STORE_PAGE_FAULT = 0xf, /* since: priv-1.10.0 */ 677 RISCV_EXCP_SW_CHECK = 0x12, /* since: priv-1.13.0 */ 678 RISCV_EXCP_HW_ERR = 0x13, /* since: priv-1.13.0 */ 679 RISCV_EXCP_INST_GUEST_PAGE_FAULT = 0x14, 680 RISCV_EXCP_LOAD_GUEST_ACCESS_FAULT = 0x15, 681 RISCV_EXCP_VIRT_INSTRUCTION_FAULT = 0x16, 682 RISCV_EXCP_STORE_GUEST_AMO_ACCESS_FAULT = 0x17, 683 RISCV_EXCP_SEMIHOST = 0x3f, 684 } RISCVException; 685 686 /* zicfilp defines lp violation results in sw check with tval = 2*/ 687 #define RISCV_EXCP_SW_CHECK_FCFI_TVAL 2 688 /* zicfiss defines ss violation results in sw check with tval = 3*/ 689 #define RISCV_EXCP_SW_CHECK_BCFI_TVAL 3 690 691 #define RISCV_EXCP_INT_FLAG 0x80000000 692 #define RISCV_EXCP_INT_MASK 0x7fffffff 693 694 /* Interrupt causes */ 695 #define IRQ_U_SOFT 0 696 #define IRQ_S_SOFT 1 697 #define IRQ_VS_SOFT 2 698 #define IRQ_M_SOFT 3 699 #define IRQ_U_TIMER 4 700 #define IRQ_S_TIMER 5 701 #define IRQ_VS_TIMER 6 702 #define IRQ_M_TIMER 7 703 #define IRQ_U_EXT 8 704 #define IRQ_S_EXT 9 705 #define IRQ_VS_EXT 10 706 #define IRQ_M_EXT 11 707 #define IRQ_S_GEXT 12 708 #define IRQ_PMU_OVF 13 709 #define IRQ_LOCAL_MAX 64 710 /* -1 is due to bit zero of hgeip and hgeie being ROZ. */ 711 #define IRQ_LOCAL_GUEST_MAX (TARGET_LONG_BITS - 1) 712 713 /* RNMI causes */ 714 #define RNMI_MAX 16 715 716 /* mip masks */ 717 #define MIP_USIP (1 << IRQ_U_SOFT) 718 #define MIP_SSIP (1 << IRQ_S_SOFT) 719 #define MIP_VSSIP (1 << IRQ_VS_SOFT) 720 #define MIP_MSIP (1 << IRQ_M_SOFT) 721 #define MIP_UTIP (1 << IRQ_U_TIMER) 722 #define MIP_STIP (1 << IRQ_S_TIMER) 723 #define MIP_VSTIP (1 << IRQ_VS_TIMER) 724 #define MIP_MTIP (1 << IRQ_M_TIMER) 725 #define MIP_UEIP (1 << IRQ_U_EXT) 726 #define MIP_SEIP (1 << IRQ_S_EXT) 727 #define MIP_VSEIP (1 << IRQ_VS_EXT) 728 #define MIP_MEIP (1 << IRQ_M_EXT) 729 #define MIP_SGEIP (1 << IRQ_S_GEXT) 730 #define MIP_LCOFIP (1 << IRQ_PMU_OVF) 731 732 /* sip masks */ 733 #define SIP_SSIP MIP_SSIP 734 #define SIP_STIP MIP_STIP 735 #define SIP_SEIP MIP_SEIP 736 #define SIP_LCOFIP MIP_LCOFIP 737 738 /* MIE masks */ 739 #define MIE_SEIE (1 << IRQ_S_EXT) 740 #define MIE_UEIE (1 << IRQ_U_EXT) 741 #define MIE_STIE (1 << IRQ_S_TIMER) 742 #define MIE_UTIE (1 << IRQ_U_TIMER) 743 #define MIE_SSIE (1 << IRQ_S_SOFT) 744 #define MIE_USIE (1 << IRQ_U_SOFT) 745 746 /* Machine constants */ 747 #define M_MODE_INTERRUPTS ((uint64_t)(MIP_MSIP | MIP_MTIP | MIP_MEIP)) 748 #define S_MODE_INTERRUPTS ((uint64_t)(MIP_SSIP | MIP_STIP | MIP_SEIP)) 749 #define VS_MODE_INTERRUPTS ((uint64_t)(MIP_VSSIP | MIP_VSTIP | MIP_VSEIP)) 750 #define HS_MODE_INTERRUPTS ((uint64_t)(MIP_SGEIP | VS_MODE_INTERRUPTS)) 751 752 /* Execution environment configuration bits */ 753 #define MENVCFG_FIOM BIT(0) 754 #define MENVCFG_LPE BIT(2) /* zicfilp */ 755 #define MENVCFG_SSE BIT(3) /* zicfiss */ 756 #define MENVCFG_CBIE (3UL << 4) 757 #define MENVCFG_CBCFE BIT(6) 758 #define MENVCFG_CBZE BIT(7) 759 #define MENVCFG_PMM (3ULL << 32) 760 #define MENVCFG_ADUE (1ULL << 61) 761 #define MENVCFG_PBMTE (1ULL << 62) 762 #define MENVCFG_STCE (1ULL << 63) 763 764 /* For RV32 */ 765 #define MENVCFGH_ADUE BIT(29) 766 #define MENVCFGH_PBMTE BIT(30) 767 #define MENVCFGH_STCE BIT(31) 768 769 #define SENVCFG_FIOM MENVCFG_FIOM 770 #define SENVCFG_LPE MENVCFG_LPE 771 #define SENVCFG_SSE MENVCFG_SSE 772 #define SENVCFG_CBIE MENVCFG_CBIE 773 #define SENVCFG_CBCFE MENVCFG_CBCFE 774 #define SENVCFG_CBZE MENVCFG_CBZE 775 #define SENVCFG_UKTE BIT(8) 776 #define SENVCFG_PMM MENVCFG_PMM 777 778 #define HENVCFG_FIOM MENVCFG_FIOM 779 #define HENVCFG_LPE MENVCFG_LPE 780 #define HENVCFG_SSE MENVCFG_SSE 781 #define HENVCFG_CBIE MENVCFG_CBIE 782 #define HENVCFG_CBCFE MENVCFG_CBCFE 783 #define HENVCFG_CBZE MENVCFG_CBZE 784 #define HENVCFG_PMM MENVCFG_PMM 785 #define HENVCFG_ADUE MENVCFG_ADUE 786 #define HENVCFG_PBMTE MENVCFG_PBMTE 787 #define HENVCFG_STCE MENVCFG_STCE 788 789 /* For RV32 */ 790 #define HENVCFGH_ADUE MENVCFGH_ADUE 791 #define HENVCFGH_PBMTE MENVCFGH_PBMTE 792 #define HENVCFGH_STCE MENVCFGH_STCE 793 794 /* MISELECT, SISELECT, and VSISELECT bits (AIA) */ 795 #define ISELECT_IPRIO0 0x30 796 #define ISELECT_IPRIO15 0x3f 797 #define ISELECT_IMSIC_EIDELIVERY 0x70 798 #define ISELECT_IMSIC_EITHRESHOLD 0x72 799 #define ISELECT_IMSIC_EIP0 0x80 800 #define ISELECT_IMSIC_EIP63 0xbf 801 #define ISELECT_IMSIC_EIE0 0xc0 802 #define ISELECT_IMSIC_EIE63 0xff 803 #define ISELECT_IMSIC_FIRST ISELECT_IMSIC_EIDELIVERY 804 #define ISELECT_IMSIC_LAST ISELECT_IMSIC_EIE63 805 #define ISELECT_MASK 0x1ff 806 807 /* Dummy [M|S|VS]ISELECT value for emulating [M|S|VS]TOPEI CSRs */ 808 #define ISELECT_IMSIC_TOPEI (ISELECT_MASK + 1) 809 810 /* IMSIC bits (AIA) */ 811 #define IMSIC_TOPEI_IID_SHIFT 16 812 #define IMSIC_TOPEI_IID_MASK 0x7ff 813 #define IMSIC_TOPEI_IPRIO_MASK 0x7ff 814 #define IMSIC_EIPx_BITS 32 815 #define IMSIC_EIEx_BITS 32 816 817 /* MTOPI and STOPI bits (AIA) */ 818 #define TOPI_IID_SHIFT 16 819 #define TOPI_IID_MASK 0xfff 820 #define TOPI_IPRIO_MASK 0xff 821 822 /* Interrupt priority bits (AIA) */ 823 #define IPRIO_IRQ_BITS 8 824 #define IPRIO_MMAXIPRIO 255 825 #define IPRIO_DEFAULT_UPPER 4 826 #define IPRIO_DEFAULT_MIDDLE (IPRIO_DEFAULT_UPPER + 12) 827 #define IPRIO_DEFAULT_M IPRIO_DEFAULT_MIDDLE 828 #define IPRIO_DEFAULT_S (IPRIO_DEFAULT_M + 3) 829 #define IPRIO_DEFAULT_SGEXT (IPRIO_DEFAULT_S + 3) 830 #define IPRIO_DEFAULT_VS (IPRIO_DEFAULT_SGEXT + 1) 831 #define IPRIO_DEFAULT_LOWER (IPRIO_DEFAULT_VS + 3) 832 833 /* HVICTL bits (AIA) */ 834 #define HVICTL_VTI 0x40000000 835 #define HVICTL_IID 0x0fff0000 836 #define HVICTL_IPRIOM 0x00000100 837 #define HVICTL_IPRIO 0x000000ff 838 #define HVICTL_VALID_MASK \ 839 (HVICTL_VTI | HVICTL_IID | HVICTL_IPRIOM | HVICTL_IPRIO) 840 841 /* seed CSR bits */ 842 #define SEED_OPST (0b11 << 30) 843 #define SEED_OPST_BIST (0b00 << 30) 844 #define SEED_OPST_WAIT (0b01 << 30) 845 #define SEED_OPST_ES16 (0b10 << 30) 846 #define SEED_OPST_DEAD (0b11 << 30) 847 /* PMU related bits */ 848 #define MIE_LCOFIE (1 << IRQ_PMU_OVF) 849 850 #define MCYCLECFG_BIT_MINH BIT_ULL(62) 851 #define MCYCLECFGH_BIT_MINH BIT(30) 852 #define MCYCLECFG_BIT_SINH BIT_ULL(61) 853 #define MCYCLECFGH_BIT_SINH BIT(29) 854 #define MCYCLECFG_BIT_UINH BIT_ULL(60) 855 #define MCYCLECFGH_BIT_UINH BIT(28) 856 #define MCYCLECFG_BIT_VSINH BIT_ULL(59) 857 #define MCYCLECFGH_BIT_VSINH BIT(27) 858 #define MCYCLECFG_BIT_VUINH BIT_ULL(58) 859 #define MCYCLECFGH_BIT_VUINH BIT(26) 860 861 #define MINSTRETCFG_BIT_MINH BIT_ULL(62) 862 #define MINSTRETCFGH_BIT_MINH BIT(30) 863 #define MINSTRETCFG_BIT_SINH BIT_ULL(61) 864 #define MINSTRETCFGH_BIT_SINH BIT(29) 865 #define MINSTRETCFG_BIT_UINH BIT_ULL(60) 866 #define MINSTRETCFGH_BIT_UINH BIT(28) 867 #define MINSTRETCFG_BIT_VSINH BIT_ULL(59) 868 #define MINSTRETCFGH_BIT_VSINH BIT(27) 869 #define MINSTRETCFG_BIT_VUINH BIT_ULL(58) 870 #define MINSTRETCFGH_BIT_VUINH BIT(26) 871 872 #define MHPMEVENT_BIT_OF BIT_ULL(63) 873 #define MHPMEVENTH_BIT_OF BIT(31) 874 #define MHPMEVENT_BIT_MINH BIT_ULL(62) 875 #define MHPMEVENTH_BIT_MINH BIT(30) 876 #define MHPMEVENT_BIT_SINH BIT_ULL(61) 877 #define MHPMEVENTH_BIT_SINH BIT(29) 878 #define MHPMEVENT_BIT_UINH BIT_ULL(60) 879 #define MHPMEVENTH_BIT_UINH BIT(28) 880 #define MHPMEVENT_BIT_VSINH BIT_ULL(59) 881 #define MHPMEVENTH_BIT_VSINH BIT(27) 882 #define MHPMEVENT_BIT_VUINH BIT_ULL(58) 883 #define MHPMEVENTH_BIT_VUINH BIT(26) 884 885 #define MHPMEVENT_FILTER_MASK (MHPMEVENT_BIT_MINH | \ 886 MHPMEVENT_BIT_SINH | \ 887 MHPMEVENT_BIT_UINH | \ 888 MHPMEVENT_BIT_VSINH | \ 889 MHPMEVENT_BIT_VUINH) 890 891 #define MHPMEVENTH_FILTER_MASK (MHPMEVENTH_BIT_MINH | \ 892 MHPMEVENTH_BIT_SINH | \ 893 MHPMEVENTH_BIT_UINH | \ 894 MHPMEVENTH_BIT_VSINH | \ 895 MHPMEVENTH_BIT_VUINH) 896 897 #define MHPMEVENT_SSCOF_MASK _ULL(0xFFFF000000000000) 898 #define MHPMEVENT_IDX_MASK 0xFFFFF 899 #define MHPMEVENT_SSCOF_RESVD 16 900 901 /* RISC-V-specific interrupt pending bits. */ 902 #define CPU_INTERRUPT_RNMI CPU_INTERRUPT_TGT_EXT_0 903 904 /* JVT CSR bits */ 905 #define JVT_MODE 0x3F 906 #define JVT_BASE (~0x3F) 907 908 /* Debug Sdtrig CSR masks */ 909 #define TEXTRA32_MHVALUE 0xFC000000 910 #define TEXTRA32_MHSELECT 0x03800000 911 #define TEXTRA32_SBYTEMASK 0x000C0000 912 #define TEXTRA32_SVALUE 0x0003FFFC 913 #define TEXTRA32_SSELECT 0x00000003 914 #define TEXTRA64_MHVALUE 0xFFF8000000000000ULL 915 #define TEXTRA64_MHSELECT 0x0007000000000000ULL 916 #define TEXTRA64_SBYTEMASK 0x000000F000000000ULL 917 #define TEXTRA64_SVALUE 0x00000003FFFFFFFCULL 918 #define TEXTRA64_SSELECT 0x0000000000000003ULL 919 #define MCONTEXT32 0x0000003F 920 #define MCONTEXT64 0x0000000000001FFFULL 921 #define MCONTEXT32_HCONTEXT 0x0000007F 922 #define MCONTEXT64_HCONTEXT 0x0000000000003FFFULL 923 #endif 924