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 /* Floating point round mode */ 13 #define FSR_RD_SHIFT 5 14 #define FSR_RD (0x7 << FSR_RD_SHIFT) 15 16 /* Floating point accrued exception flags */ 17 #define FPEXC_NX 0x01 18 #define FPEXC_UF 0x02 19 #define FPEXC_OF 0x04 20 #define FPEXC_DZ 0x08 21 #define FPEXC_NV 0x10 22 23 /* Floating point status register bits */ 24 #define FSR_AEXC_SHIFT 0 25 #define FSR_NVA (FPEXC_NV << FSR_AEXC_SHIFT) 26 #define FSR_OFA (FPEXC_OF << FSR_AEXC_SHIFT) 27 #define FSR_UFA (FPEXC_UF << FSR_AEXC_SHIFT) 28 #define FSR_DZA (FPEXC_DZ << FSR_AEXC_SHIFT) 29 #define FSR_NXA (FPEXC_NX << FSR_AEXC_SHIFT) 30 #define FSR_AEXC (FSR_NVA | FSR_OFA | FSR_UFA | FSR_DZA | FSR_NXA) 31 32 /* Vector Fixed-Point round model */ 33 #define FSR_VXRM_SHIFT 9 34 #define FSR_VXRM (0x3 << FSR_VXRM_SHIFT) 35 36 /* Vector Fixed-Point saturation flag */ 37 #define FSR_VXSAT_SHIFT 8 38 #define FSR_VXSAT (0x1 << FSR_VXSAT_SHIFT) 39 40 /* Control and Status Registers */ 41 42 /* User Trap Setup */ 43 #define CSR_USTATUS 0x000 44 #define CSR_UIE 0x004 45 #define CSR_UTVEC 0x005 46 47 /* User Trap Handling */ 48 #define CSR_USCRATCH 0x040 49 #define CSR_UEPC 0x041 50 #define CSR_UCAUSE 0x042 51 #define CSR_UTVAL 0x043 52 #define CSR_UIP 0x044 53 54 /* User Floating-Point CSRs */ 55 #define CSR_FFLAGS 0x001 56 #define CSR_FRM 0x002 57 #define CSR_FCSR 0x003 58 59 /* User Vector CSRs */ 60 #define CSR_VSTART 0x008 61 #define CSR_VXSAT 0x009 62 #define CSR_VXRM 0x00a 63 #define CSR_VCSR 0x00f 64 #define CSR_VL 0xc20 65 #define CSR_VTYPE 0xc21 66 #define CSR_VLENB 0xc22 67 68 /* VCSR fields */ 69 #define VCSR_VXSAT_SHIFT 0 70 #define VCSR_VXSAT (0x1 << VCSR_VXSAT_SHIFT) 71 #define VCSR_VXRM_SHIFT 1 72 #define VCSR_VXRM (0x3 << VCSR_VXRM_SHIFT) 73 74 /* User Timers and Counters */ 75 #define CSR_CYCLE 0xc00 76 #define CSR_TIME 0xc01 77 #define CSR_INSTRET 0xc02 78 #define CSR_HPMCOUNTER3 0xc03 79 #define CSR_HPMCOUNTER4 0xc04 80 #define CSR_HPMCOUNTER5 0xc05 81 #define CSR_HPMCOUNTER6 0xc06 82 #define CSR_HPMCOUNTER7 0xc07 83 #define CSR_HPMCOUNTER8 0xc08 84 #define CSR_HPMCOUNTER9 0xc09 85 #define CSR_HPMCOUNTER10 0xc0a 86 #define CSR_HPMCOUNTER11 0xc0b 87 #define CSR_HPMCOUNTER12 0xc0c 88 #define CSR_HPMCOUNTER13 0xc0d 89 #define CSR_HPMCOUNTER14 0xc0e 90 #define CSR_HPMCOUNTER15 0xc0f 91 #define CSR_HPMCOUNTER16 0xc10 92 #define CSR_HPMCOUNTER17 0xc11 93 #define CSR_HPMCOUNTER18 0xc12 94 #define CSR_HPMCOUNTER19 0xc13 95 #define CSR_HPMCOUNTER20 0xc14 96 #define CSR_HPMCOUNTER21 0xc15 97 #define CSR_HPMCOUNTER22 0xc16 98 #define CSR_HPMCOUNTER23 0xc17 99 #define CSR_HPMCOUNTER24 0xc18 100 #define CSR_HPMCOUNTER25 0xc19 101 #define CSR_HPMCOUNTER26 0xc1a 102 #define CSR_HPMCOUNTER27 0xc1b 103 #define CSR_HPMCOUNTER28 0xc1c 104 #define CSR_HPMCOUNTER29 0xc1d 105 #define CSR_HPMCOUNTER30 0xc1e 106 #define CSR_HPMCOUNTER31 0xc1f 107 #define CSR_CYCLEH 0xc80 108 #define CSR_TIMEH 0xc81 109 #define CSR_INSTRETH 0xc82 110 #define CSR_HPMCOUNTER3H 0xc83 111 #define CSR_HPMCOUNTER4H 0xc84 112 #define CSR_HPMCOUNTER5H 0xc85 113 #define CSR_HPMCOUNTER6H 0xc86 114 #define CSR_HPMCOUNTER7H 0xc87 115 #define CSR_HPMCOUNTER8H 0xc88 116 #define CSR_HPMCOUNTER9H 0xc89 117 #define CSR_HPMCOUNTER10H 0xc8a 118 #define CSR_HPMCOUNTER11H 0xc8b 119 #define CSR_HPMCOUNTER12H 0xc8c 120 #define CSR_HPMCOUNTER13H 0xc8d 121 #define CSR_HPMCOUNTER14H 0xc8e 122 #define CSR_HPMCOUNTER15H 0xc8f 123 #define CSR_HPMCOUNTER16H 0xc90 124 #define CSR_HPMCOUNTER17H 0xc91 125 #define CSR_HPMCOUNTER18H 0xc92 126 #define CSR_HPMCOUNTER19H 0xc93 127 #define CSR_HPMCOUNTER20H 0xc94 128 #define CSR_HPMCOUNTER21H 0xc95 129 #define CSR_HPMCOUNTER22H 0xc96 130 #define CSR_HPMCOUNTER23H 0xc97 131 #define CSR_HPMCOUNTER24H 0xc98 132 #define CSR_HPMCOUNTER25H 0xc99 133 #define CSR_HPMCOUNTER26H 0xc9a 134 #define CSR_HPMCOUNTER27H 0xc9b 135 #define CSR_HPMCOUNTER28H 0xc9c 136 #define CSR_HPMCOUNTER29H 0xc9d 137 #define CSR_HPMCOUNTER30H 0xc9e 138 #define CSR_HPMCOUNTER31H 0xc9f 139 140 /* Machine Timers and Counters */ 141 #define CSR_MCYCLE 0xb00 142 #define CSR_MINSTRET 0xb02 143 #define CSR_MCYCLEH 0xb80 144 #define CSR_MINSTRETH 0xb82 145 146 /* Machine Information Registers */ 147 #define CSR_MVENDORID 0xf11 148 #define CSR_MARCHID 0xf12 149 #define CSR_MIMPID 0xf13 150 #define CSR_MHARTID 0xf14 151 #define CSR_MCONFIGPTR 0xf15 152 153 /* Machine Trap Setup */ 154 #define CSR_MSTATUS 0x300 155 #define CSR_MISA 0x301 156 #define CSR_MEDELEG 0x302 157 #define CSR_MIDELEG 0x303 158 #define CSR_MIE 0x304 159 #define CSR_MTVEC 0x305 160 #define CSR_MCOUNTEREN 0x306 161 162 /* 32-bit only */ 163 #define CSR_MSTATUSH 0x310 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_HSCONTXT (1ULL << 57) 323 #define SMSTATEEN0_IMSIC (1ULL << 58) 324 #define SMSTATEEN0_AIA (1ULL << 59) 325 #define SMSTATEEN0_SVSLCT (1ULL << 60) 326 #define SMSTATEEN0_HSENVCFG (1ULL << 62) 327 #define SMSTATEEN_STATEEN (1ULL << 63) 328 329 /* Enhanced Physical Memory Protection (ePMP) */ 330 #define CSR_MSECCFG 0x747 331 #define CSR_MSECCFGH 0x757 332 /* Physical Memory Protection */ 333 #define CSR_PMPCFG0 0x3a0 334 #define CSR_PMPCFG1 0x3a1 335 #define CSR_PMPCFG2 0x3a2 336 #define CSR_PMPCFG3 0x3a3 337 #define CSR_PMPADDR0 0x3b0 338 #define CSR_PMPADDR1 0x3b1 339 #define CSR_PMPADDR2 0x3b2 340 #define CSR_PMPADDR3 0x3b3 341 #define CSR_PMPADDR4 0x3b4 342 #define CSR_PMPADDR5 0x3b5 343 #define CSR_PMPADDR6 0x3b6 344 #define CSR_PMPADDR7 0x3b7 345 #define CSR_PMPADDR8 0x3b8 346 #define CSR_PMPADDR9 0x3b9 347 #define CSR_PMPADDR10 0x3ba 348 #define CSR_PMPADDR11 0x3bb 349 #define CSR_PMPADDR12 0x3bc 350 #define CSR_PMPADDR13 0x3bd 351 #define CSR_PMPADDR14 0x3be 352 #define CSR_PMPADDR15 0x3bf 353 354 /* Debug/Trace Registers (shared with Debug Mode) */ 355 #define CSR_TSELECT 0x7a0 356 #define CSR_TDATA1 0x7a1 357 #define CSR_TDATA2 0x7a2 358 #define CSR_TDATA3 0x7a3 359 #define CSR_TINFO 0x7a4 360 361 /* Debug Mode Registers */ 362 #define CSR_DCSR 0x7b0 363 #define CSR_DPC 0x7b1 364 #define CSR_DSCRATCH 0x7b2 365 366 /* Performance Counters */ 367 #define CSR_MHPMCOUNTER3 0xb03 368 #define CSR_MHPMCOUNTER4 0xb04 369 #define CSR_MHPMCOUNTER5 0xb05 370 #define CSR_MHPMCOUNTER6 0xb06 371 #define CSR_MHPMCOUNTER7 0xb07 372 #define CSR_MHPMCOUNTER8 0xb08 373 #define CSR_MHPMCOUNTER9 0xb09 374 #define CSR_MHPMCOUNTER10 0xb0a 375 #define CSR_MHPMCOUNTER11 0xb0b 376 #define CSR_MHPMCOUNTER12 0xb0c 377 #define CSR_MHPMCOUNTER13 0xb0d 378 #define CSR_MHPMCOUNTER14 0xb0e 379 #define CSR_MHPMCOUNTER15 0xb0f 380 #define CSR_MHPMCOUNTER16 0xb10 381 #define CSR_MHPMCOUNTER17 0xb11 382 #define CSR_MHPMCOUNTER18 0xb12 383 #define CSR_MHPMCOUNTER19 0xb13 384 #define CSR_MHPMCOUNTER20 0xb14 385 #define CSR_MHPMCOUNTER21 0xb15 386 #define CSR_MHPMCOUNTER22 0xb16 387 #define CSR_MHPMCOUNTER23 0xb17 388 #define CSR_MHPMCOUNTER24 0xb18 389 #define CSR_MHPMCOUNTER25 0xb19 390 #define CSR_MHPMCOUNTER26 0xb1a 391 #define CSR_MHPMCOUNTER27 0xb1b 392 #define CSR_MHPMCOUNTER28 0xb1c 393 #define CSR_MHPMCOUNTER29 0xb1d 394 #define CSR_MHPMCOUNTER30 0xb1e 395 #define CSR_MHPMCOUNTER31 0xb1f 396 397 /* Machine counter-inhibit register */ 398 #define CSR_MCOUNTINHIBIT 0x320 399 400 #define CSR_MHPMEVENT3 0x323 401 #define CSR_MHPMEVENT4 0x324 402 #define CSR_MHPMEVENT5 0x325 403 #define CSR_MHPMEVENT6 0x326 404 #define CSR_MHPMEVENT7 0x327 405 #define CSR_MHPMEVENT8 0x328 406 #define CSR_MHPMEVENT9 0x329 407 #define CSR_MHPMEVENT10 0x32a 408 #define CSR_MHPMEVENT11 0x32b 409 #define CSR_MHPMEVENT12 0x32c 410 #define CSR_MHPMEVENT13 0x32d 411 #define CSR_MHPMEVENT14 0x32e 412 #define CSR_MHPMEVENT15 0x32f 413 #define CSR_MHPMEVENT16 0x330 414 #define CSR_MHPMEVENT17 0x331 415 #define CSR_MHPMEVENT18 0x332 416 #define CSR_MHPMEVENT19 0x333 417 #define CSR_MHPMEVENT20 0x334 418 #define CSR_MHPMEVENT21 0x335 419 #define CSR_MHPMEVENT22 0x336 420 #define CSR_MHPMEVENT23 0x337 421 #define CSR_MHPMEVENT24 0x338 422 #define CSR_MHPMEVENT25 0x339 423 #define CSR_MHPMEVENT26 0x33a 424 #define CSR_MHPMEVENT27 0x33b 425 #define CSR_MHPMEVENT28 0x33c 426 #define CSR_MHPMEVENT29 0x33d 427 #define CSR_MHPMEVENT30 0x33e 428 #define CSR_MHPMEVENT31 0x33f 429 430 #define CSR_MHPMEVENT3H 0x723 431 #define CSR_MHPMEVENT4H 0x724 432 #define CSR_MHPMEVENT5H 0x725 433 #define CSR_MHPMEVENT6H 0x726 434 #define CSR_MHPMEVENT7H 0x727 435 #define CSR_MHPMEVENT8H 0x728 436 #define CSR_MHPMEVENT9H 0x729 437 #define CSR_MHPMEVENT10H 0x72a 438 #define CSR_MHPMEVENT11H 0x72b 439 #define CSR_MHPMEVENT12H 0x72c 440 #define CSR_MHPMEVENT13H 0x72d 441 #define CSR_MHPMEVENT14H 0x72e 442 #define CSR_MHPMEVENT15H 0x72f 443 #define CSR_MHPMEVENT16H 0x730 444 #define CSR_MHPMEVENT17H 0x731 445 #define CSR_MHPMEVENT18H 0x732 446 #define CSR_MHPMEVENT19H 0x733 447 #define CSR_MHPMEVENT20H 0x734 448 #define CSR_MHPMEVENT21H 0x735 449 #define CSR_MHPMEVENT22H 0x736 450 #define CSR_MHPMEVENT23H 0x737 451 #define CSR_MHPMEVENT24H 0x738 452 #define CSR_MHPMEVENT25H 0x739 453 #define CSR_MHPMEVENT26H 0x73a 454 #define CSR_MHPMEVENT27H 0x73b 455 #define CSR_MHPMEVENT28H 0x73c 456 #define CSR_MHPMEVENT29H 0x73d 457 #define CSR_MHPMEVENT30H 0x73e 458 #define CSR_MHPMEVENT31H 0x73f 459 460 #define CSR_MHPMCOUNTER3H 0xb83 461 #define CSR_MHPMCOUNTER4H 0xb84 462 #define CSR_MHPMCOUNTER5H 0xb85 463 #define CSR_MHPMCOUNTER6H 0xb86 464 #define CSR_MHPMCOUNTER7H 0xb87 465 #define CSR_MHPMCOUNTER8H 0xb88 466 #define CSR_MHPMCOUNTER9H 0xb89 467 #define CSR_MHPMCOUNTER10H 0xb8a 468 #define CSR_MHPMCOUNTER11H 0xb8b 469 #define CSR_MHPMCOUNTER12H 0xb8c 470 #define CSR_MHPMCOUNTER13H 0xb8d 471 #define CSR_MHPMCOUNTER14H 0xb8e 472 #define CSR_MHPMCOUNTER15H 0xb8f 473 #define CSR_MHPMCOUNTER16H 0xb90 474 #define CSR_MHPMCOUNTER17H 0xb91 475 #define CSR_MHPMCOUNTER18H 0xb92 476 #define CSR_MHPMCOUNTER19H 0xb93 477 #define CSR_MHPMCOUNTER20H 0xb94 478 #define CSR_MHPMCOUNTER21H 0xb95 479 #define CSR_MHPMCOUNTER22H 0xb96 480 #define CSR_MHPMCOUNTER23H 0xb97 481 #define CSR_MHPMCOUNTER24H 0xb98 482 #define CSR_MHPMCOUNTER25H 0xb99 483 #define CSR_MHPMCOUNTER26H 0xb9a 484 #define CSR_MHPMCOUNTER27H 0xb9b 485 #define CSR_MHPMCOUNTER28H 0xb9c 486 #define CSR_MHPMCOUNTER29H 0xb9d 487 #define CSR_MHPMCOUNTER30H 0xb9e 488 #define CSR_MHPMCOUNTER31H 0xb9f 489 490 /* 491 * User PointerMasking registers 492 * NB: actual CSR numbers might be changed in future 493 */ 494 #define CSR_UMTE 0x4c0 495 #define CSR_UPMMASK 0x4c1 496 #define CSR_UPMBASE 0x4c2 497 498 /* 499 * Machine PointerMasking registers 500 * NB: actual CSR numbers might be changed in future 501 */ 502 #define CSR_MMTE 0x3c0 503 #define CSR_MPMMASK 0x3c1 504 #define CSR_MPMBASE 0x3c2 505 506 /* 507 * Supervisor PointerMaster registers 508 * NB: actual CSR numbers might be changed in future 509 */ 510 #define CSR_SMTE 0x1c0 511 #define CSR_SPMMASK 0x1c1 512 #define CSR_SPMBASE 0x1c2 513 514 /* 515 * Hypervisor PointerMaster registers 516 * NB: actual CSR numbers might be changed in future 517 */ 518 #define CSR_VSMTE 0x2c0 519 #define CSR_VSPMMASK 0x2c1 520 #define CSR_VSPMBASE 0x2c2 521 #define CSR_SCOUNTOVF 0xda0 522 523 /* Crypto Extension */ 524 #define CSR_SEED 0x015 525 526 /* mstatus CSR bits */ 527 #define MSTATUS_UIE 0x00000001 528 #define MSTATUS_SIE 0x00000002 529 #define MSTATUS_MIE 0x00000008 530 #define MSTATUS_UPIE 0x00000010 531 #define MSTATUS_SPIE 0x00000020 532 #define MSTATUS_UBE 0x00000040 533 #define MSTATUS_MPIE 0x00000080 534 #define MSTATUS_SPP 0x00000100 535 #define MSTATUS_VS 0x00000600 536 #define MSTATUS_MPP 0x00001800 537 #define MSTATUS_FS 0x00006000 538 #define MSTATUS_XS 0x00018000 539 #define MSTATUS_MPRV 0x00020000 540 #define MSTATUS_SUM 0x00040000 /* since: priv-1.10 */ 541 #define MSTATUS_MXR 0x00080000 542 #define MSTATUS_TVM 0x00100000 /* since: priv-1.10 */ 543 #define MSTATUS_TW 0x00200000 /* since: priv-1.10 */ 544 #define MSTATUS_TSR 0x00400000 /* since: priv-1.10 */ 545 #define MSTATUS_GVA 0x4000000000ULL 546 #define MSTATUS_MPV 0x8000000000ULL 547 548 #define MSTATUS64_UXL 0x0000000300000000ULL 549 #define MSTATUS64_SXL 0x0000000C00000000ULL 550 551 #define MSTATUS32_SD 0x80000000 552 #define MSTATUS64_SD 0x8000000000000000ULL 553 #define MSTATUSH128_SD 0x8000000000000000ULL 554 555 #define MISA32_MXL 0xC0000000 556 #define MISA64_MXL 0xC000000000000000ULL 557 558 typedef enum { 559 MXL_RV32 = 1, 560 MXL_RV64 = 2, 561 MXL_RV128 = 3, 562 } RISCVMXL; 563 564 /* sstatus CSR bits */ 565 #define SSTATUS_UIE 0x00000001 566 #define SSTATUS_SIE 0x00000002 567 #define SSTATUS_UPIE 0x00000010 568 #define SSTATUS_SPIE 0x00000020 569 #define SSTATUS_SPP 0x00000100 570 #define SSTATUS_VS 0x00000600 571 #define SSTATUS_FS 0x00006000 572 #define SSTATUS_XS 0x00018000 573 #define SSTATUS_SUM 0x00040000 /* since: priv-1.10 */ 574 #define SSTATUS_MXR 0x00080000 575 576 #define SSTATUS64_UXL 0x0000000300000000ULL 577 578 #define SSTATUS32_SD 0x80000000 579 #define SSTATUS64_SD 0x8000000000000000ULL 580 581 /* hstatus CSR bits */ 582 #define HSTATUS_VSBE 0x00000020 583 #define HSTATUS_GVA 0x00000040 584 #define HSTATUS_SPV 0x00000080 585 #define HSTATUS_SPVP 0x00000100 586 #define HSTATUS_HU 0x00000200 587 #define HSTATUS_VGEIN 0x0003F000 588 #define HSTATUS_VTVM 0x00100000 589 #define HSTATUS_VTW 0x00200000 590 #define HSTATUS_VTSR 0x00400000 591 #define HSTATUS_VSXL 0x300000000 592 593 #define HSTATUS32_WPRI 0xFF8FF87E 594 #define HSTATUS64_WPRI 0xFFFFFFFFFF8FF87EULL 595 596 #define COUNTEREN_CY (1 << 0) 597 #define COUNTEREN_TM (1 << 1) 598 #define COUNTEREN_IR (1 << 2) 599 #define COUNTEREN_HPM3 (1 << 3) 600 601 /* vsstatus CSR bits */ 602 #define VSSTATUS64_UXL 0x0000000300000000ULL 603 604 /* Privilege modes */ 605 #define PRV_U 0 606 #define PRV_S 1 607 #define PRV_H 2 /* Reserved */ 608 #define PRV_M 3 609 610 /* Virtulisation Register Fields */ 611 #define VIRT_ONOFF 1 612 613 /* RV32 satp CSR field masks */ 614 #define SATP32_MODE 0x80000000 615 #define SATP32_ASID 0x7fc00000 616 #define SATP32_PPN 0x003fffff 617 618 /* RV64 satp CSR field masks */ 619 #define SATP64_MODE 0xF000000000000000ULL 620 #define SATP64_ASID 0x0FFFF00000000000ULL 621 #define SATP64_PPN 0x00000FFFFFFFFFFFULL 622 623 /* VM modes (satp.mode) privileged ISA 1.10 */ 624 #define VM_1_10_MBARE 0 625 #define VM_1_10_SV32 1 626 #define VM_1_10_SV39 8 627 #define VM_1_10_SV48 9 628 #define VM_1_10_SV57 10 629 #define VM_1_10_SV64 11 630 631 /* Page table entry (PTE) fields */ 632 #define PTE_V 0x001 /* Valid */ 633 #define PTE_R 0x002 /* Read */ 634 #define PTE_W 0x004 /* Write */ 635 #define PTE_X 0x008 /* Execute */ 636 #define PTE_U 0x010 /* User */ 637 #define PTE_G 0x020 /* Global */ 638 #define PTE_A 0x040 /* Accessed */ 639 #define PTE_D 0x080 /* Dirty */ 640 #define PTE_SOFT 0x300 /* Reserved for Software */ 641 #define PTE_PBMT 0x6000000000000000ULL /* Page-based memory types */ 642 #define PTE_N 0x8000000000000000ULL /* NAPOT translation */ 643 #define PTE_ATTR (PTE_N | PTE_PBMT) /* All attributes bits */ 644 645 /* Page table PPN shift amount */ 646 #define PTE_PPN_SHIFT 10 647 648 /* Page table PPN mask */ 649 #define PTE_PPN_MASK 0x3FFFFFFFFFFC00ULL 650 651 /* Leaf page shift amount */ 652 #define PGSHIFT 12 653 654 /* Default Reset Vector adress */ 655 #define DEFAULT_RSTVEC 0x1000 656 657 /* Exception causes */ 658 typedef enum RISCVException { 659 RISCV_EXCP_NONE = -1, /* sentinel value */ 660 RISCV_EXCP_INST_ADDR_MIS = 0x0, 661 RISCV_EXCP_INST_ACCESS_FAULT = 0x1, 662 RISCV_EXCP_ILLEGAL_INST = 0x2, 663 RISCV_EXCP_BREAKPOINT = 0x3, 664 RISCV_EXCP_LOAD_ADDR_MIS = 0x4, 665 RISCV_EXCP_LOAD_ACCESS_FAULT = 0x5, 666 RISCV_EXCP_STORE_AMO_ADDR_MIS = 0x6, 667 RISCV_EXCP_STORE_AMO_ACCESS_FAULT = 0x7, 668 RISCV_EXCP_U_ECALL = 0x8, 669 RISCV_EXCP_S_ECALL = 0x9, 670 RISCV_EXCP_VS_ECALL = 0xa, 671 RISCV_EXCP_M_ECALL = 0xb, 672 RISCV_EXCP_INST_PAGE_FAULT = 0xc, /* since: priv-1.10.0 */ 673 RISCV_EXCP_LOAD_PAGE_FAULT = 0xd, /* since: priv-1.10.0 */ 674 RISCV_EXCP_STORE_PAGE_FAULT = 0xf, /* since: priv-1.10.0 */ 675 RISCV_EXCP_SEMIHOST = 0x10, 676 RISCV_EXCP_INST_GUEST_PAGE_FAULT = 0x14, 677 RISCV_EXCP_LOAD_GUEST_ACCESS_FAULT = 0x15, 678 RISCV_EXCP_VIRT_INSTRUCTION_FAULT = 0x16, 679 RISCV_EXCP_STORE_GUEST_AMO_ACCESS_FAULT = 0x17, 680 } RISCVException; 681 682 #define RISCV_EXCP_INT_FLAG 0x80000000 683 #define RISCV_EXCP_INT_MASK 0x7fffffff 684 685 /* Interrupt causes */ 686 #define IRQ_U_SOFT 0 687 #define IRQ_S_SOFT 1 688 #define IRQ_VS_SOFT 2 689 #define IRQ_M_SOFT 3 690 #define IRQ_U_TIMER 4 691 #define IRQ_S_TIMER 5 692 #define IRQ_VS_TIMER 6 693 #define IRQ_M_TIMER 7 694 #define IRQ_U_EXT 8 695 #define IRQ_S_EXT 9 696 #define IRQ_VS_EXT 10 697 #define IRQ_M_EXT 11 698 #define IRQ_S_GEXT 12 699 #define IRQ_PMU_OVF 13 700 #define IRQ_LOCAL_MAX 16 701 #define IRQ_LOCAL_GUEST_MAX (TARGET_LONG_BITS - 1) 702 703 /* mip masks */ 704 #define MIP_USIP (1 << IRQ_U_SOFT) 705 #define MIP_SSIP (1 << IRQ_S_SOFT) 706 #define MIP_VSSIP (1 << IRQ_VS_SOFT) 707 #define MIP_MSIP (1 << IRQ_M_SOFT) 708 #define MIP_UTIP (1 << IRQ_U_TIMER) 709 #define MIP_STIP (1 << IRQ_S_TIMER) 710 #define MIP_VSTIP (1 << IRQ_VS_TIMER) 711 #define MIP_MTIP (1 << IRQ_M_TIMER) 712 #define MIP_UEIP (1 << IRQ_U_EXT) 713 #define MIP_SEIP (1 << IRQ_S_EXT) 714 #define MIP_VSEIP (1 << IRQ_VS_EXT) 715 #define MIP_MEIP (1 << IRQ_M_EXT) 716 #define MIP_SGEIP (1 << IRQ_S_GEXT) 717 #define MIP_LCOFIP (1 << IRQ_PMU_OVF) 718 719 /* sip masks */ 720 #define SIP_SSIP MIP_SSIP 721 #define SIP_STIP MIP_STIP 722 #define SIP_SEIP MIP_SEIP 723 #define SIP_LCOFIP MIP_LCOFIP 724 725 /* MIE masks */ 726 #define MIE_SEIE (1 << IRQ_S_EXT) 727 #define MIE_UEIE (1 << IRQ_U_EXT) 728 #define MIE_STIE (1 << IRQ_S_TIMER) 729 #define MIE_UTIE (1 << IRQ_U_TIMER) 730 #define MIE_SSIE (1 << IRQ_S_SOFT) 731 #define MIE_USIE (1 << IRQ_U_SOFT) 732 733 /* General PointerMasking CSR bits*/ 734 #define PM_ENABLE 0x00000001ULL 735 #define PM_CURRENT 0x00000002ULL 736 #define PM_INSN 0x00000004ULL 737 #define PM_XS_MASK 0x00000003ULL 738 739 /* PointerMasking XS bits values */ 740 #define PM_EXT_DISABLE 0x00000000ULL 741 #define PM_EXT_INITIAL 0x00000001ULL 742 #define PM_EXT_CLEAN 0x00000002ULL 743 #define PM_EXT_DIRTY 0x00000003ULL 744 745 /* Execution enviornment configuration bits */ 746 #define MENVCFG_FIOM BIT(0) 747 #define MENVCFG_CBIE (3UL << 4) 748 #define MENVCFG_CBCFE BIT(6) 749 #define MENVCFG_CBZE BIT(7) 750 #define MENVCFG_HADE (1ULL << 61) 751 #define MENVCFG_PBMTE (1ULL << 62) 752 #define MENVCFG_STCE (1ULL << 63) 753 754 /* For RV32 */ 755 #define MENVCFGH_HADE BIT(29) 756 #define MENVCFGH_PBMTE BIT(30) 757 #define MENVCFGH_STCE BIT(31) 758 759 #define SENVCFG_FIOM MENVCFG_FIOM 760 #define SENVCFG_CBIE MENVCFG_CBIE 761 #define SENVCFG_CBCFE MENVCFG_CBCFE 762 #define SENVCFG_CBZE MENVCFG_CBZE 763 764 #define HENVCFG_FIOM MENVCFG_FIOM 765 #define HENVCFG_CBIE MENVCFG_CBIE 766 #define HENVCFG_CBCFE MENVCFG_CBCFE 767 #define HENVCFG_CBZE MENVCFG_CBZE 768 #define HENVCFG_HADE MENVCFG_HADE 769 #define HENVCFG_PBMTE MENVCFG_PBMTE 770 #define HENVCFG_STCE MENVCFG_STCE 771 772 /* For RV32 */ 773 #define HENVCFGH_HADE MENVCFGH_HADE 774 #define HENVCFGH_PBMTE MENVCFGH_PBMTE 775 #define HENVCFGH_STCE MENVCFGH_STCE 776 777 /* Offsets for every pair of control bits per each priv level */ 778 #define XS_OFFSET 0ULL 779 #define U_OFFSET 2ULL 780 #define S_OFFSET 5ULL 781 #define M_OFFSET 8ULL 782 783 #define PM_XS_BITS (PM_XS_MASK << XS_OFFSET) 784 #define U_PM_ENABLE (PM_ENABLE << U_OFFSET) 785 #define U_PM_CURRENT (PM_CURRENT << U_OFFSET) 786 #define U_PM_INSN (PM_INSN << U_OFFSET) 787 #define S_PM_ENABLE (PM_ENABLE << S_OFFSET) 788 #define S_PM_CURRENT (PM_CURRENT << S_OFFSET) 789 #define S_PM_INSN (PM_INSN << S_OFFSET) 790 #define M_PM_ENABLE (PM_ENABLE << M_OFFSET) 791 #define M_PM_CURRENT (PM_CURRENT << M_OFFSET) 792 #define M_PM_INSN (PM_INSN << M_OFFSET) 793 794 /* mmte CSR bits */ 795 #define MMTE_PM_XS_BITS PM_XS_BITS 796 #define MMTE_U_PM_ENABLE U_PM_ENABLE 797 #define MMTE_U_PM_CURRENT U_PM_CURRENT 798 #define MMTE_U_PM_INSN U_PM_INSN 799 #define MMTE_S_PM_ENABLE S_PM_ENABLE 800 #define MMTE_S_PM_CURRENT S_PM_CURRENT 801 #define MMTE_S_PM_INSN S_PM_INSN 802 #define MMTE_M_PM_ENABLE M_PM_ENABLE 803 #define MMTE_M_PM_CURRENT M_PM_CURRENT 804 #define MMTE_M_PM_INSN M_PM_INSN 805 #define MMTE_MASK (MMTE_U_PM_ENABLE | MMTE_U_PM_CURRENT | MMTE_U_PM_INSN | \ 806 MMTE_S_PM_ENABLE | MMTE_S_PM_CURRENT | MMTE_S_PM_INSN | \ 807 MMTE_M_PM_ENABLE | MMTE_M_PM_CURRENT | MMTE_M_PM_INSN | \ 808 MMTE_PM_XS_BITS) 809 810 /* (v)smte CSR bits */ 811 #define SMTE_PM_XS_BITS PM_XS_BITS 812 #define SMTE_U_PM_ENABLE U_PM_ENABLE 813 #define SMTE_U_PM_CURRENT U_PM_CURRENT 814 #define SMTE_U_PM_INSN U_PM_INSN 815 #define SMTE_S_PM_ENABLE S_PM_ENABLE 816 #define SMTE_S_PM_CURRENT S_PM_CURRENT 817 #define SMTE_S_PM_INSN S_PM_INSN 818 #define SMTE_MASK (SMTE_U_PM_ENABLE | SMTE_U_PM_CURRENT | SMTE_U_PM_INSN | \ 819 SMTE_S_PM_ENABLE | SMTE_S_PM_CURRENT | SMTE_S_PM_INSN | \ 820 SMTE_PM_XS_BITS) 821 822 /* umte CSR bits */ 823 #define UMTE_U_PM_ENABLE U_PM_ENABLE 824 #define UMTE_U_PM_CURRENT U_PM_CURRENT 825 #define UMTE_U_PM_INSN U_PM_INSN 826 #define UMTE_MASK (UMTE_U_PM_ENABLE | MMTE_U_PM_CURRENT | UMTE_U_PM_INSN) 827 828 /* MISELECT, SISELECT, and VSISELECT bits (AIA) */ 829 #define ISELECT_IPRIO0 0x30 830 #define ISELECT_IPRIO15 0x3f 831 #define ISELECT_IMSIC_EIDELIVERY 0x70 832 #define ISELECT_IMSIC_EITHRESHOLD 0x72 833 #define ISELECT_IMSIC_EIP0 0x80 834 #define ISELECT_IMSIC_EIP63 0xbf 835 #define ISELECT_IMSIC_EIE0 0xc0 836 #define ISELECT_IMSIC_EIE63 0xff 837 #define ISELECT_IMSIC_FIRST ISELECT_IMSIC_EIDELIVERY 838 #define ISELECT_IMSIC_LAST ISELECT_IMSIC_EIE63 839 #define ISELECT_MASK 0x1ff 840 841 /* Dummy [M|S|VS]ISELECT value for emulating [M|S|VS]TOPEI CSRs */ 842 #define ISELECT_IMSIC_TOPEI (ISELECT_MASK + 1) 843 844 /* IMSIC bits (AIA) */ 845 #define IMSIC_TOPEI_IID_SHIFT 16 846 #define IMSIC_TOPEI_IID_MASK 0x7ff 847 #define IMSIC_TOPEI_IPRIO_MASK 0x7ff 848 #define IMSIC_EIPx_BITS 32 849 #define IMSIC_EIEx_BITS 32 850 851 /* MTOPI and STOPI bits (AIA) */ 852 #define TOPI_IID_SHIFT 16 853 #define TOPI_IID_MASK 0xfff 854 #define TOPI_IPRIO_MASK 0xff 855 856 /* Interrupt priority bits (AIA) */ 857 #define IPRIO_IRQ_BITS 8 858 #define IPRIO_MMAXIPRIO 255 859 #define IPRIO_DEFAULT_UPPER 4 860 #define IPRIO_DEFAULT_MIDDLE (IPRIO_DEFAULT_UPPER + 12) 861 #define IPRIO_DEFAULT_M IPRIO_DEFAULT_MIDDLE 862 #define IPRIO_DEFAULT_S (IPRIO_DEFAULT_M + 3) 863 #define IPRIO_DEFAULT_SGEXT (IPRIO_DEFAULT_S + 3) 864 #define IPRIO_DEFAULT_VS (IPRIO_DEFAULT_SGEXT + 1) 865 #define IPRIO_DEFAULT_LOWER (IPRIO_DEFAULT_VS + 3) 866 867 /* HVICTL bits (AIA) */ 868 #define HVICTL_VTI 0x40000000 869 #define HVICTL_IID 0x0fff0000 870 #define HVICTL_IPRIOM 0x00000100 871 #define HVICTL_IPRIO 0x000000ff 872 #define HVICTL_VALID_MASK \ 873 (HVICTL_VTI | HVICTL_IID | HVICTL_IPRIOM | HVICTL_IPRIO) 874 875 /* seed CSR bits */ 876 #define SEED_OPST (0b11 << 30) 877 #define SEED_OPST_BIST (0b00 << 30) 878 #define SEED_OPST_WAIT (0b01 << 30) 879 #define SEED_OPST_ES16 (0b10 << 30) 880 #define SEED_OPST_DEAD (0b11 << 30) 881 /* PMU related bits */ 882 #define MIE_LCOFIE (1 << IRQ_PMU_OVF) 883 884 #define MHPMEVENT_BIT_OF BIT_ULL(63) 885 #define MHPMEVENTH_BIT_OF BIT(31) 886 #define MHPMEVENT_BIT_MINH BIT_ULL(62) 887 #define MHPMEVENTH_BIT_MINH BIT(30) 888 #define MHPMEVENT_BIT_SINH BIT_ULL(61) 889 #define MHPMEVENTH_BIT_SINH BIT(29) 890 #define MHPMEVENT_BIT_UINH BIT_ULL(60) 891 #define MHPMEVENTH_BIT_UINH BIT(28) 892 #define MHPMEVENT_BIT_VSINH BIT_ULL(59) 893 #define MHPMEVENTH_BIT_VSINH BIT(27) 894 #define MHPMEVENT_BIT_VUINH BIT_ULL(58) 895 #define MHPMEVENTH_BIT_VUINH BIT(26) 896 897 #define MHPMEVENT_SSCOF_MASK _ULL(0xFFFF000000000000) 898 #define MHPMEVENT_IDX_MASK 0xFFFFF 899 #define MHPMEVENT_SSCOF_RESVD 16 900 901 #endif 902