1 #ifndef MIPS_CPU_H 2 #define MIPS_CPU_H 3 4 #define ALIGNED_ONLY 5 6 #include "cpu-qom.h" 7 #include "exec/cpu-defs.h" 8 #include "fpu/softfloat.h" 9 #include "mips-defs.h" 10 11 #define TCG_GUEST_DEFAULT_MO (0) 12 13 typedef struct CPUMIPSTLBContext CPUMIPSTLBContext; 14 15 /* MSA Context */ 16 #define MSA_WRLEN (128) 17 18 typedef union wr_t wr_t; 19 union wr_t { 20 int8_t b[MSA_WRLEN / 8]; 21 int16_t h[MSA_WRLEN / 16]; 22 int32_t w[MSA_WRLEN / 32]; 23 int64_t d[MSA_WRLEN / 64]; 24 }; 25 26 typedef union fpr_t fpr_t; 27 union fpr_t { 28 float64 fd; /* ieee double precision */ 29 float32 fs[2];/* ieee single precision */ 30 uint64_t d; /* binary double fixed-point */ 31 uint32_t w[2]; /* binary single fixed-point */ 32 /* FPU/MSA register mapping is not tested on big-endian hosts. */ 33 wr_t wr; /* vector data */ 34 }; 35 /* 36 *define FP_ENDIAN_IDX to access the same location 37 * in the fpr_t union regardless of the host endianness 38 */ 39 #if defined(HOST_WORDS_BIGENDIAN) 40 # define FP_ENDIAN_IDX 1 41 #else 42 # define FP_ENDIAN_IDX 0 43 #endif 44 45 typedef struct CPUMIPSFPUContext CPUMIPSFPUContext; 46 struct CPUMIPSFPUContext { 47 /* Floating point registers */ 48 fpr_t fpr[32]; 49 float_status fp_status; 50 /* fpu implementation/revision register (fir) */ 51 uint32_t fcr0; 52 #define FCR0_FREP 29 53 #define FCR0_UFRP 28 54 #define FCR0_HAS2008 23 55 #define FCR0_F64 22 56 #define FCR0_L 21 57 #define FCR0_W 20 58 #define FCR0_3D 19 59 #define FCR0_PS 18 60 #define FCR0_D 17 61 #define FCR0_S 16 62 #define FCR0_PRID 8 63 #define FCR0_REV 0 64 /* fcsr */ 65 uint32_t fcr31_rw_bitmask; 66 uint32_t fcr31; 67 #define FCR31_FS 24 68 #define FCR31_ABS2008 19 69 #define FCR31_NAN2008 18 70 #define SET_FP_COND(num, env) do { ((env).fcr31) |= \ 71 ((num) ? (1 << ((num) + 24)) : \ 72 (1 << 23)); \ 73 } while (0) 74 #define CLEAR_FP_COND(num, env) do { ((env).fcr31) &= \ 75 ~((num) ? (1 << ((num) + 24)) : \ 76 (1 << 23)); \ 77 } while (0) 78 #define GET_FP_COND(env) ((((env).fcr31 >> 24) & 0xfe) | \ 79 (((env).fcr31 >> 23) & 0x1)) 80 #define GET_FP_CAUSE(reg) (((reg) >> 12) & 0x3f) 81 #define GET_FP_ENABLE(reg) (((reg) >> 7) & 0x1f) 82 #define GET_FP_FLAGS(reg) (((reg) >> 2) & 0x1f) 83 #define SET_FP_CAUSE(reg, v) do { (reg) = ((reg) & ~(0x3f << 12)) | \ 84 ((v & 0x3f) << 12); \ 85 } while (0) 86 #define SET_FP_ENABLE(reg, v) do { (reg) = ((reg) & ~(0x1f << 7)) | \ 87 ((v & 0x1f) << 7); \ 88 } while (0) 89 #define SET_FP_FLAGS(reg, v) do { (reg) = ((reg) & ~(0x1f << 2)) | \ 90 ((v & 0x1f) << 2); \ 91 } while (0) 92 #define UPDATE_FP_FLAGS(reg, v) do { (reg) |= ((v & 0x1f) << 2); } while (0) 93 #define FP_INEXACT 1 94 #define FP_UNDERFLOW 2 95 #define FP_OVERFLOW 4 96 #define FP_DIV0 8 97 #define FP_INVALID 16 98 #define FP_UNIMPLEMENTED 32 99 }; 100 101 #define TARGET_INSN_START_EXTRA_WORDS 2 102 103 typedef struct CPUMIPSMVPContext CPUMIPSMVPContext; 104 struct CPUMIPSMVPContext { 105 int32_t CP0_MVPControl; 106 #define CP0MVPCo_CPA 3 107 #define CP0MVPCo_STLB 2 108 #define CP0MVPCo_VPC 1 109 #define CP0MVPCo_EVP 0 110 int32_t CP0_MVPConf0; 111 #define CP0MVPC0_M 31 112 #define CP0MVPC0_TLBS 29 113 #define CP0MVPC0_GS 28 114 #define CP0MVPC0_PCP 27 115 #define CP0MVPC0_PTLBE 16 116 #define CP0MVPC0_TCA 15 117 #define CP0MVPC0_PVPE 10 118 #define CP0MVPC0_PTC 0 119 int32_t CP0_MVPConf1; 120 #define CP0MVPC1_CIM 31 121 #define CP0MVPC1_CIF 30 122 #define CP0MVPC1_PCX 20 123 #define CP0MVPC1_PCP2 10 124 #define CP0MVPC1_PCP1 0 125 }; 126 127 typedef struct mips_def_t mips_def_t; 128 129 #define MIPS_SHADOW_SET_MAX 16 130 #define MIPS_TC_MAX 5 131 #define MIPS_FPU_MAX 1 132 #define MIPS_DSP_ACC 4 133 #define MIPS_KSCRATCH_NUM 6 134 #define MIPS_MAAR_MAX 16 /* Must be an even number. */ 135 136 137 /* 138 * Summary of CP0 registers 139 * ======================== 140 * 141 * 142 * Register 0 Register 1 Register 2 Register 3 143 * ---------- ---------- ---------- ---------- 144 * 145 * 0 Index Random EntryLo0 EntryLo1 146 * 1 MVPControl VPEControl TCStatus GlobalNumber 147 * 2 MVPConf0 VPEConf0 TCBind 148 * 3 MVPConf1 VPEConf1 TCRestart 149 * 4 VPControl YQMask TCHalt 150 * 5 VPESchedule TCContext 151 * 6 VPEScheFBack TCSchedule 152 * 7 VPEOpt TCScheFBack TCOpt 153 * 154 * 155 * Register 4 Register 5 Register 6 Register 7 156 * ---------- ---------- ---------- ---------- 157 * 158 * 0 Context PageMask Wired HWREna 159 * 1 ContextConfig PageGrain SRSConf0 160 * 2 UserLocal SegCtl0 SRSConf1 161 * 3 XContextConfig SegCtl1 SRSConf2 162 * 4 DebugContextID SegCtl2 SRSConf3 163 * 5 MemoryMapID PWBase SRSConf4 164 * 6 PWField PWCtl 165 * 7 PWSize 166 * 167 * 168 * Register 8 Register 9 Register 10 Register 11 169 * ---------- ---------- ----------- ----------- 170 * 171 * 0 BadVAddr Count EntryHi Compare 172 * 1 BadInstr 173 * 2 BadInstrP 174 * 3 BadInstrX 175 * 4 GuestCtl1 GuestCtl0Ext 176 * 5 GuestCtl2 177 * 6 SAARI GuestCtl3 178 * 7 SAAR 179 * 180 * 181 * Register 12 Register 13 Register 14 Register 15 182 * ----------- ----------- ----------- ----------- 183 * 184 * 0 Status Cause EPC PRId 185 * 1 IntCtl EBase 186 * 2 SRSCtl NestedEPC CDMMBase 187 * 3 SRSMap CMGCRBase 188 * 4 View_IPL View_RIPL BEVVA 189 * 5 SRSMap2 NestedExc 190 * 6 GuestCtl0 191 * 7 GTOffset 192 * 193 * 194 * Register 16 Register 17 Register 18 Register 19 195 * ----------- ----------- ----------- ----------- 196 * 197 * 0 Config LLAddr WatchLo WatchHi 198 * 1 Config1 MAAR WatchLo WatchHi 199 * 2 Config2 MAARI WatchLo WatchHi 200 * 3 Config3 WatchLo WatchHi 201 * 4 Config4 WatchLo WatchHi 202 * 5 Config5 WatchLo WatchHi 203 * 6 WatchLo WatchHi 204 * 7 WatchLo WatchHi 205 * 206 * 207 * Register 20 Register 21 Register 22 Register 23 208 * ----------- ----------- ----------- ----------- 209 * 210 * 0 XContext Debug 211 * 1 TraceControl 212 * 2 TraceControl2 213 * 3 UserTraceData1 214 * 4 TraceIBPC 215 * 5 TraceDBPC 216 * 6 Debug2 217 * 7 218 * 219 * 220 * Register 24 Register 25 Register 26 Register 27 221 * ----------- ----------- ----------- ----------- 222 * 223 * 0 DEPC PerfCnt ErrCtl CacheErr 224 * 1 PerfCnt 225 * 2 TraceControl3 PerfCnt 226 * 3 UserTraceData2 PerfCnt 227 * 4 PerfCnt 228 * 5 PerfCnt 229 * 6 PerfCnt 230 * 7 PerfCnt 231 * 232 * 233 * Register 28 Register 29 Register 30 Register 31 234 * ----------- ----------- ----------- ----------- 235 * 236 * 0 DataLo DataHi ErrorEPC DESAVE 237 * 1 TagLo TagHi 238 * 2 DataLo DataHi KScratch<n> 239 * 3 TagLo TagHi KScratch<n> 240 * 4 DataLo DataHi KScratch<n> 241 * 5 TagLo TagHi KScratch<n> 242 * 6 DataLo DataHi KScratch<n> 243 * 7 TagLo TagHi KScratch<n> 244 * 245 */ 246 #define CP0_REGISTER_00 0 247 #define CP0_REGISTER_01 1 248 #define CP0_REGISTER_02 2 249 #define CP0_REGISTER_03 3 250 #define CP0_REGISTER_04 4 251 #define CP0_REGISTER_05 5 252 #define CP0_REGISTER_06 6 253 #define CP0_REGISTER_07 7 254 #define CP0_REGISTER_08 8 255 #define CP0_REGISTER_09 9 256 #define CP0_REGISTER_10 10 257 #define CP0_REGISTER_11 11 258 #define CP0_REGISTER_12 12 259 #define CP0_REGISTER_13 13 260 #define CP0_REGISTER_14 14 261 #define CP0_REGISTER_15 15 262 #define CP0_REGISTER_16 16 263 #define CP0_REGISTER_17 17 264 #define CP0_REGISTER_18 18 265 #define CP0_REGISTER_19 19 266 #define CP0_REGISTER_20 20 267 #define CP0_REGISTER_21 21 268 #define CP0_REGISTER_22 22 269 #define CP0_REGISTER_23 23 270 #define CP0_REGISTER_24 24 271 #define CP0_REGISTER_25 25 272 #define CP0_REGISTER_26 26 273 #define CP0_REGISTER_27 27 274 #define CP0_REGISTER_28 28 275 #define CP0_REGISTER_29 29 276 #define CP0_REGISTER_30 30 277 #define CP0_REGISTER_31 31 278 279 280 /* CP0 Register 00 */ 281 #define CP0_REG00__INDEX 0 282 #define CP0_REG00__VPCONTROL 4 283 /* CP0 Register 01 */ 284 /* CP0 Register 02 */ 285 #define CP0_REG02__ENTRYLO0 0 286 /* CP0 Register 03 */ 287 #define CP0_REG03__ENTRYLO1 0 288 #define CP0_REG03__GLOBALNUM 1 289 /* CP0 Register 04 */ 290 #define CP0_REG04__CONTEXT 0 291 #define CP0_REG04__USERLOCAL 2 292 #define CP0_REG04__DBGCONTEXTID 4 293 #define CP0_REG00__MMID 5 294 /* CP0 Register 05 */ 295 #define CP0_REG05__PAGEMASK 0 296 #define CP0_REG05__PAGEGRAIN 1 297 /* CP0 Register 06 */ 298 #define CP0_REG06__WIRED 0 299 /* CP0 Register 07 */ 300 #define CP0_REG07__HWRENA 0 301 /* CP0 Register 08 */ 302 #define CP0_REG08__BADVADDR 0 303 #define CP0_REG08__BADINSTR 1 304 #define CP0_REG08__BADINSTRP 2 305 /* CP0 Register 09 */ 306 #define CP0_REG09__COUNT 0 307 #define CP0_REG09__SAARI 6 308 #define CP0_REG09__SAAR 7 309 /* CP0 Register 10 */ 310 #define CP0_REG10__ENTRYHI 0 311 #define CP0_REG10__GUESTCTL1 4 312 #define CP0_REG10__GUESTCTL2 5 313 /* CP0 Register 11 */ 314 #define CP0_REG11__COMPARE 0 315 #define CP0_REG11__GUESTCTL0EXT 4 316 /* CP0 Register 12 */ 317 #define CP0_REG12__STATUS 0 318 #define CP0_REG12__INTCTL 1 319 #define CP0_REG12__SRSCTL 2 320 #define CP0_REG12__GUESTCTL0 6 321 #define CP0_REG12__GTOFFSET 7 322 /* CP0 Register 13 */ 323 #define CP0_REG13__CAUSE 0 324 /* CP0 Register 14 */ 325 #define CP0_REG14__EPC 0 326 /* CP0 Register 15 */ 327 #define CP0_REG15__PRID 0 328 #define CP0_REG15__EBASE 1 329 #define CP0_REG15__CDMMBASE 2 330 #define CP0_REG15__CMGCRBASE 3 331 /* CP0 Register 16 */ 332 #define CP0_REG16__CONFIG 0 333 #define CP0_REG16__CONFIG1 1 334 #define CP0_REG16__CONFIG2 2 335 #define CP0_REG16__CONFIG3 3 336 #define CP0_REG16__CONFIG4 4 337 #define CP0_REG16__CONFIG5 5 338 #define CP0_REG00__CONFIG7 7 339 /* CP0 Register 17 */ 340 #define CP0_REG17__LLADDR 0 341 #define CP0_REG17__MAAR 1 342 #define CP0_REG17__MAARI 2 343 /* CP0 Register 18 */ 344 #define CP0_REG18__WATCHLO0 0 345 #define CP0_REG18__WATCHLO1 1 346 #define CP0_REG18__WATCHLO2 2 347 #define CP0_REG18__WATCHLO3 3 348 /* CP0 Register 19 */ 349 #define CP0_REG19__WATCHHI0 0 350 #define CP0_REG19__WATCHHI1 1 351 #define CP0_REG19__WATCHHI2 2 352 #define CP0_REG19__WATCHHI3 3 353 /* CP0 Register 20 */ 354 #define CP0_REG20__XCONTEXT 0 355 /* CP0 Register 21 */ 356 /* CP0 Register 22 */ 357 /* CP0 Register 23 */ 358 #define CP0_REG23__DEBUG 0 359 /* CP0 Register 24 */ 360 #define CP0_REG24__DEPC 0 361 /* CP0 Register 25 */ 362 #define CP0_REG25__PERFCTL0 0 363 #define CP0_REG25__PERFCNT0 1 364 #define CP0_REG25__PERFCTL1 2 365 #define CP0_REG25__PERFCNT1 3 366 #define CP0_REG25__PERFCTL2 4 367 #define CP0_REG25__PERFCNT2 5 368 #define CP0_REG25__PERFCTL3 6 369 #define CP0_REG25__PERFCNT3 7 370 /* CP0 Register 26 */ 371 #define CP0_REG00__ERRCTL 0 372 /* CP0 Register 27 */ 373 #define CP0_REG27__CACHERR 0 374 /* CP0 Register 28 */ 375 #define CP0_REG28__ITAGLO 0 376 #define CP0_REG28__IDATALO 1 377 #define CP0_REG28__DTAGLO 2 378 #define CP0_REG28__DDATALO 3 379 /* CP0 Register 29 */ 380 #define CP0_REG29__IDATAHI 1 381 #define CP0_REG29__DDATAHI 3 382 /* CP0 Register 30 */ 383 #define CP0_REG30__ERROREPC 0 384 /* CP0 Register 31 */ 385 #define CP0_REG31__DESAVE 0 386 #define CP0_REG31__KSCRATCH1 2 387 #define CP0_REG31__KSCRATCH2 3 388 #define CP0_REG31__KSCRATCH3 4 389 #define CP0_REG31__KSCRATCH4 5 390 #define CP0_REG31__KSCRATCH5 6 391 #define CP0_REG31__KSCRATCH6 7 392 393 394 typedef struct TCState TCState; 395 struct TCState { 396 target_ulong gpr[32]; 397 target_ulong PC; 398 target_ulong HI[MIPS_DSP_ACC]; 399 target_ulong LO[MIPS_DSP_ACC]; 400 target_ulong ACX[MIPS_DSP_ACC]; 401 target_ulong DSPControl; 402 int32_t CP0_TCStatus; 403 #define CP0TCSt_TCU3 31 404 #define CP0TCSt_TCU2 30 405 #define CP0TCSt_TCU1 29 406 #define CP0TCSt_TCU0 28 407 #define CP0TCSt_TMX 27 408 #define CP0TCSt_RNST 23 409 #define CP0TCSt_TDS 21 410 #define CP0TCSt_DT 20 411 #define CP0TCSt_DA 15 412 #define CP0TCSt_A 13 413 #define CP0TCSt_TKSU 11 414 #define CP0TCSt_IXMT 10 415 #define CP0TCSt_TASID 0 416 int32_t CP0_TCBind; 417 #define CP0TCBd_CurTC 21 418 #define CP0TCBd_TBE 17 419 #define CP0TCBd_CurVPE 0 420 target_ulong CP0_TCHalt; 421 target_ulong CP0_TCContext; 422 target_ulong CP0_TCSchedule; 423 target_ulong CP0_TCScheFBack; 424 int32_t CP0_Debug_tcstatus; 425 target_ulong CP0_UserLocal; 426 427 int32_t msacsr; 428 429 #define MSACSR_FS 24 430 #define MSACSR_FS_MASK (1 << MSACSR_FS) 431 #define MSACSR_NX 18 432 #define MSACSR_NX_MASK (1 << MSACSR_NX) 433 #define MSACSR_CEF 2 434 #define MSACSR_CEF_MASK (0xffff << MSACSR_CEF) 435 #define MSACSR_RM 0 436 #define MSACSR_RM_MASK (0x3 << MSACSR_RM) 437 #define MSACSR_MASK (MSACSR_RM_MASK | MSACSR_CEF_MASK | MSACSR_NX_MASK | \ 438 MSACSR_FS_MASK) 439 440 float_status msa_fp_status; 441 442 /* Upper 64-bit MMRs (multimedia registers); the lower 64-bit are GPRs */ 443 uint64_t mmr[32]; 444 445 #define NUMBER_OF_MXU_REGISTERS 16 446 target_ulong mxu_gpr[NUMBER_OF_MXU_REGISTERS - 1]; 447 target_ulong mxu_cr; 448 #define MXU_CR_LC 31 449 #define MXU_CR_RC 30 450 #define MXU_CR_BIAS 2 451 #define MXU_CR_RD_EN 1 452 #define MXU_CR_MXU_EN 0 453 454 }; 455 456 struct MIPSITUState; 457 typedef struct CPUMIPSState CPUMIPSState; 458 struct CPUMIPSState { 459 TCState active_tc; 460 CPUMIPSFPUContext active_fpu; 461 462 uint32_t current_tc; 463 uint32_t current_fpu; 464 465 uint32_t SEGBITS; 466 uint32_t PABITS; 467 #if defined(TARGET_MIPS64) 468 # define PABITS_BASE 36 469 #else 470 # define PABITS_BASE 32 471 #endif 472 target_ulong SEGMask; 473 uint64_t PAMask; 474 #define PAMASK_BASE ((1ULL << PABITS_BASE) - 1) 475 476 int32_t msair; 477 #define MSAIR_ProcID 8 478 #define MSAIR_Rev 0 479 480 /* 481 * CP0 Register 0 482 */ 483 int32_t CP0_Index; 484 /* CP0_MVP* are per MVP registers. */ 485 int32_t CP0_VPControl; 486 #define CP0VPCtl_DIS 0 487 /* 488 * CP0 Register 1 489 */ 490 int32_t CP0_Random; 491 int32_t CP0_VPEControl; 492 #define CP0VPECo_YSI 21 493 #define CP0VPECo_GSI 20 494 #define CP0VPECo_EXCPT 16 495 #define CP0VPECo_TE 15 496 #define CP0VPECo_TargTC 0 497 int32_t CP0_VPEConf0; 498 #define CP0VPEC0_M 31 499 #define CP0VPEC0_XTC 21 500 #define CP0VPEC0_TCS 19 501 #define CP0VPEC0_SCS 18 502 #define CP0VPEC0_DSC 17 503 #define CP0VPEC0_ICS 16 504 #define CP0VPEC0_MVP 1 505 #define CP0VPEC0_VPA 0 506 int32_t CP0_VPEConf1; 507 #define CP0VPEC1_NCX 20 508 #define CP0VPEC1_NCP2 10 509 #define CP0VPEC1_NCP1 0 510 target_ulong CP0_YQMask; 511 target_ulong CP0_VPESchedule; 512 target_ulong CP0_VPEScheFBack; 513 int32_t CP0_VPEOpt; 514 #define CP0VPEOpt_IWX7 15 515 #define CP0VPEOpt_IWX6 14 516 #define CP0VPEOpt_IWX5 13 517 #define CP0VPEOpt_IWX4 12 518 #define CP0VPEOpt_IWX3 11 519 #define CP0VPEOpt_IWX2 10 520 #define CP0VPEOpt_IWX1 9 521 #define CP0VPEOpt_IWX0 8 522 #define CP0VPEOpt_DWX7 7 523 #define CP0VPEOpt_DWX6 6 524 #define CP0VPEOpt_DWX5 5 525 #define CP0VPEOpt_DWX4 4 526 #define CP0VPEOpt_DWX3 3 527 #define CP0VPEOpt_DWX2 2 528 #define CP0VPEOpt_DWX1 1 529 #define CP0VPEOpt_DWX0 0 530 /* 531 * CP0 Register 2 532 */ 533 uint64_t CP0_EntryLo0; 534 /* 535 * CP0 Register 3 536 */ 537 uint64_t CP0_EntryLo1; 538 #if defined(TARGET_MIPS64) 539 # define CP0EnLo_RI 63 540 # define CP0EnLo_XI 62 541 #else 542 # define CP0EnLo_RI 31 543 # define CP0EnLo_XI 30 544 #endif 545 int32_t CP0_GlobalNumber; 546 #define CP0GN_VPId 0 547 /* 548 * CP0 Register 4 549 */ 550 target_ulong CP0_Context; 551 target_ulong CP0_KScratch[MIPS_KSCRATCH_NUM]; 552 int32_t CP0_MemoryMapID; 553 /* 554 * CP0 Register 5 555 */ 556 int32_t CP0_PageMask; 557 int32_t CP0_PageGrain_rw_bitmask; 558 int32_t CP0_PageGrain; 559 #define CP0PG_RIE 31 560 #define CP0PG_XIE 30 561 #define CP0PG_ELPA 29 562 #define CP0PG_IEC 27 563 target_ulong CP0_SegCtl0; 564 target_ulong CP0_SegCtl1; 565 target_ulong CP0_SegCtl2; 566 #define CP0SC_PA 9 567 #define CP0SC_PA_MASK (0x7FULL << CP0SC_PA) 568 #define CP0SC_PA_1GMASK (0x7EULL << CP0SC_PA) 569 #define CP0SC_AM 4 570 #define CP0SC_AM_MASK (0x7ULL << CP0SC_AM) 571 #define CP0SC_AM_UK 0ULL 572 #define CP0SC_AM_MK 1ULL 573 #define CP0SC_AM_MSK 2ULL 574 #define CP0SC_AM_MUSK 3ULL 575 #define CP0SC_AM_MUSUK 4ULL 576 #define CP0SC_AM_USK 5ULL 577 #define CP0SC_AM_UUSK 7ULL 578 #define CP0SC_EU 3 579 #define CP0SC_EU_MASK (1ULL << CP0SC_EU) 580 #define CP0SC_C 0 581 #define CP0SC_C_MASK (0x7ULL << CP0SC_C) 582 #define CP0SC_MASK (CP0SC_C_MASK | CP0SC_EU_MASK | CP0SC_AM_MASK | \ 583 CP0SC_PA_MASK) 584 #define CP0SC_1GMASK (CP0SC_C_MASK | CP0SC_EU_MASK | CP0SC_AM_MASK | \ 585 CP0SC_PA_1GMASK) 586 #define CP0SC0_MASK (CP0SC_MASK | (CP0SC_MASK << 16)) 587 #define CP0SC1_XAM 59 588 #define CP0SC1_XAM_MASK (0x7ULL << CP0SC1_XAM) 589 #define CP0SC1_MASK (CP0SC_MASK | (CP0SC_MASK << 16) | CP0SC1_XAM_MASK) 590 #define CP0SC2_XR 56 591 #define CP0SC2_XR_MASK (0xFFULL << CP0SC2_XR) 592 #define CP0SC2_MASK (CP0SC_1GMASK | (CP0SC_1GMASK << 16) | CP0SC2_XR_MASK) 593 target_ulong CP0_PWBase; 594 target_ulong CP0_PWField; 595 #if defined(TARGET_MIPS64) 596 #define CP0PF_BDI 32 /* 37..32 */ 597 #define CP0PF_GDI 24 /* 29..24 */ 598 #define CP0PF_UDI 18 /* 23..18 */ 599 #define CP0PF_MDI 12 /* 17..12 */ 600 #define CP0PF_PTI 6 /* 11..6 */ 601 #define CP0PF_PTEI 0 /* 5..0 */ 602 #else 603 #define CP0PF_GDW 24 /* 29..24 */ 604 #define CP0PF_UDW 18 /* 23..18 */ 605 #define CP0PF_MDW 12 /* 17..12 */ 606 #define CP0PF_PTW 6 /* 11..6 */ 607 #define CP0PF_PTEW 0 /* 5..0 */ 608 #endif 609 target_ulong CP0_PWSize; 610 #if defined(TARGET_MIPS64) 611 #define CP0PS_BDW 32 /* 37..32 */ 612 #endif 613 #define CP0PS_PS 30 614 #define CP0PS_GDW 24 /* 29..24 */ 615 #define CP0PS_UDW 18 /* 23..18 */ 616 #define CP0PS_MDW 12 /* 17..12 */ 617 #define CP0PS_PTW 6 /* 11..6 */ 618 #define CP0PS_PTEW 0 /* 5..0 */ 619 /* 620 * CP0 Register 6 621 */ 622 int32_t CP0_Wired; 623 int32_t CP0_PWCtl; 624 #define CP0PC_PWEN 31 625 #if defined(TARGET_MIPS64) 626 #define CP0PC_PWDIREXT 30 627 #define CP0PC_XK 28 628 #define CP0PC_XS 27 629 #define CP0PC_XU 26 630 #endif 631 #define CP0PC_DPH 7 632 #define CP0PC_HUGEPG 6 633 #define CP0PC_PSN 0 /* 5..0 */ 634 int32_t CP0_SRSConf0_rw_bitmask; 635 int32_t CP0_SRSConf0; 636 #define CP0SRSC0_M 31 637 #define CP0SRSC0_SRS3 20 638 #define CP0SRSC0_SRS2 10 639 #define CP0SRSC0_SRS1 0 640 int32_t CP0_SRSConf1_rw_bitmask; 641 int32_t CP0_SRSConf1; 642 #define CP0SRSC1_M 31 643 #define CP0SRSC1_SRS6 20 644 #define CP0SRSC1_SRS5 10 645 #define CP0SRSC1_SRS4 0 646 int32_t CP0_SRSConf2_rw_bitmask; 647 int32_t CP0_SRSConf2; 648 #define CP0SRSC2_M 31 649 #define CP0SRSC2_SRS9 20 650 #define CP0SRSC2_SRS8 10 651 #define CP0SRSC2_SRS7 0 652 int32_t CP0_SRSConf3_rw_bitmask; 653 int32_t CP0_SRSConf3; 654 #define CP0SRSC3_M 31 655 #define CP0SRSC3_SRS12 20 656 #define CP0SRSC3_SRS11 10 657 #define CP0SRSC3_SRS10 0 658 int32_t CP0_SRSConf4_rw_bitmask; 659 int32_t CP0_SRSConf4; 660 #define CP0SRSC4_SRS15 20 661 #define CP0SRSC4_SRS14 10 662 #define CP0SRSC4_SRS13 0 663 /* 664 * CP0 Register 7 665 */ 666 int32_t CP0_HWREna; 667 /* 668 * CP0 Register 8 669 */ 670 target_ulong CP0_BadVAddr; 671 uint32_t CP0_BadInstr; 672 uint32_t CP0_BadInstrP; 673 uint32_t CP0_BadInstrX; 674 /* 675 * CP0 Register 9 676 */ 677 int32_t CP0_Count; 678 uint32_t CP0_SAARI; 679 #define CP0SAARI_TARGET 0 /* 5..0 */ 680 uint64_t CP0_SAAR[2]; 681 #define CP0SAAR_BASE 12 /* 43..12 */ 682 #define CP0SAAR_SIZE 1 /* 5..1 */ 683 #define CP0SAAR_EN 0 684 /* 685 * CP0 Register 10 686 */ 687 target_ulong CP0_EntryHi; 688 #define CP0EnHi_EHINV 10 689 target_ulong CP0_EntryHi_ASID_mask; 690 /* 691 * CP0 Register 11 692 */ 693 int32_t CP0_Compare; 694 /* 695 * CP0 Register 12 696 */ 697 int32_t CP0_Status; 698 #define CP0St_CU3 31 699 #define CP0St_CU2 30 700 #define CP0St_CU1 29 701 #define CP0St_CU0 28 702 #define CP0St_RP 27 703 #define CP0St_FR 26 704 #define CP0St_RE 25 705 #define CP0St_MX 24 706 #define CP0St_PX 23 707 #define CP0St_BEV 22 708 #define CP0St_TS 21 709 #define CP0St_SR 20 710 #define CP0St_NMI 19 711 #define CP0St_IM 8 712 #define CP0St_KX 7 713 #define CP0St_SX 6 714 #define CP0St_UX 5 715 #define CP0St_KSU 3 716 #define CP0St_ERL 2 717 #define CP0St_EXL 1 718 #define CP0St_IE 0 719 int32_t CP0_IntCtl; 720 #define CP0IntCtl_IPTI 29 721 #define CP0IntCtl_IPPCI 26 722 #define CP0IntCtl_VS 5 723 int32_t CP0_SRSCtl; 724 #define CP0SRSCtl_HSS 26 725 #define CP0SRSCtl_EICSS 18 726 #define CP0SRSCtl_ESS 12 727 #define CP0SRSCtl_PSS 6 728 #define CP0SRSCtl_CSS 0 729 int32_t CP0_SRSMap; 730 #define CP0SRSMap_SSV7 28 731 #define CP0SRSMap_SSV6 24 732 #define CP0SRSMap_SSV5 20 733 #define CP0SRSMap_SSV4 16 734 #define CP0SRSMap_SSV3 12 735 #define CP0SRSMap_SSV2 8 736 #define CP0SRSMap_SSV1 4 737 #define CP0SRSMap_SSV0 0 738 /* 739 * CP0 Register 13 740 */ 741 int32_t CP0_Cause; 742 #define CP0Ca_BD 31 743 #define CP0Ca_TI 30 744 #define CP0Ca_CE 28 745 #define CP0Ca_DC 27 746 #define CP0Ca_PCI 26 747 #define CP0Ca_IV 23 748 #define CP0Ca_WP 22 749 #define CP0Ca_IP 8 750 #define CP0Ca_IP_mask 0x0000FF00 751 #define CP0Ca_EC 2 752 /* 753 * CP0 Register 14 754 */ 755 target_ulong CP0_EPC; 756 /* 757 * CP0 Register 15 758 */ 759 int32_t CP0_PRid; 760 target_ulong CP0_EBase; 761 target_ulong CP0_EBaseWG_rw_bitmask; 762 #define CP0EBase_WG 11 763 target_ulong CP0_CMGCRBase; 764 /* 765 * CP0 Register 16 766 */ 767 int32_t CP0_Config0; 768 #define CP0C0_M 31 769 #define CP0C0_K23 28 /* 30..28 */ 770 #define CP0C0_KU 25 /* 27..25 */ 771 #define CP0C0_MDU 20 772 #define CP0C0_MM 18 773 #define CP0C0_BM 16 774 #define CP0C0_Impl 16 /* 24..16 */ 775 #define CP0C0_BE 15 776 #define CP0C0_AT 13 /* 14..13 */ 777 #define CP0C0_AR 10 /* 12..10 */ 778 #define CP0C0_MT 7 /* 9..7 */ 779 #define CP0C0_VI 3 780 #define CP0C0_K0 0 /* 2..0 */ 781 int32_t CP0_Config1; 782 #define CP0C1_M 31 783 #define CP0C1_MMU 25 /* 30..25 */ 784 #define CP0C1_IS 22 /* 24..22 */ 785 #define CP0C1_IL 19 /* 21..19 */ 786 #define CP0C1_IA 16 /* 18..16 */ 787 #define CP0C1_DS 13 /* 15..13 */ 788 #define CP0C1_DL 10 /* 12..10 */ 789 #define CP0C1_DA 7 /* 9..7 */ 790 #define CP0C1_C2 6 791 #define CP0C1_MD 5 792 #define CP0C1_PC 4 793 #define CP0C1_WR 3 794 #define CP0C1_CA 2 795 #define CP0C1_EP 1 796 #define CP0C1_FP 0 797 int32_t CP0_Config2; 798 #define CP0C2_M 31 799 #define CP0C2_TU 28 /* 30..28 */ 800 #define CP0C2_TS 24 /* 27..24 */ 801 #define CP0C2_TL 20 /* 23..20 */ 802 #define CP0C2_TA 16 /* 19..16 */ 803 #define CP0C2_SU 12 /* 15..12 */ 804 #define CP0C2_SS 8 /* 11..8 */ 805 #define CP0C2_SL 4 /* 7..4 */ 806 #define CP0C2_SA 0 /* 3..0 */ 807 int32_t CP0_Config3; 808 #define CP0C3_M 31 809 #define CP0C3_BPG 30 810 #define CP0C3_CMGCR 29 811 #define CP0C3_MSAP 28 812 #define CP0C3_BP 27 813 #define CP0C3_BI 26 814 #define CP0C3_SC 25 815 #define CP0C3_PW 24 816 #define CP0C3_VZ 23 817 #define CP0C3_IPLV 21 /* 22..21 */ 818 #define CP0C3_MMAR 18 /* 20..18 */ 819 #define CP0C3_MCU 17 820 #define CP0C3_ISA_ON_EXC 16 821 #define CP0C3_ISA 14 /* 15..14 */ 822 #define CP0C3_ULRI 13 823 #define CP0C3_RXI 12 824 #define CP0C3_DSP2P 11 825 #define CP0C3_DSPP 10 826 #define CP0C3_CTXTC 9 827 #define CP0C3_ITL 8 828 #define CP0C3_LPA 7 829 #define CP0C3_VEIC 6 830 #define CP0C3_VInt 5 831 #define CP0C3_SP 4 832 #define CP0C3_CDMM 3 833 #define CP0C3_MT 2 834 #define CP0C3_SM 1 835 #define CP0C3_TL 0 836 int32_t CP0_Config4; 837 int32_t CP0_Config4_rw_bitmask; 838 #define CP0C4_M 31 839 #define CP0C4_IE 29 /* 30..29 */ 840 #define CP0C4_AE 28 841 #define CP0C4_VTLBSizeExt 24 /* 27..24 */ 842 #define CP0C4_KScrExist 16 843 #define CP0C4_MMUExtDef 14 844 #define CP0C4_FTLBPageSize 8 /* 12..8 */ 845 /* bit layout if MMUExtDef=1 */ 846 #define CP0C4_MMUSizeExt 0 /* 7..0 */ 847 /* bit layout if MMUExtDef=2 */ 848 #define CP0C4_FTLBWays 4 /* 7..4 */ 849 #define CP0C4_FTLBSets 0 /* 3..0 */ 850 int32_t CP0_Config5; 851 int32_t CP0_Config5_rw_bitmask; 852 #define CP0C5_M 31 853 #define CP0C5_K 30 854 #define CP0C5_CV 29 855 #define CP0C5_EVA 28 856 #define CP0C5_MSAEn 27 857 #define CP0C5_PMJ 23 /* 25..23 */ 858 #define CP0C5_WR2 22 859 #define CP0C5_NMS 21 860 #define CP0C5_ULS 20 861 #define CP0C5_XPA 19 862 #define CP0C5_CRCP 18 863 #define CP0C5_MI 17 864 #define CP0C5_GI 15 /* 16..15 */ 865 #define CP0C5_CA2 14 866 #define CP0C5_XNP 13 867 #define CP0C5_DEC 11 868 #define CP0C5_L2C 10 869 #define CP0C5_UFE 9 870 #define CP0C5_FRE 8 871 #define CP0C5_VP 7 872 #define CP0C5_SBRI 6 873 #define CP0C5_MVH 5 874 #define CP0C5_LLB 4 875 #define CP0C5_MRP 3 876 #define CP0C5_UFR 2 877 #define CP0C5_NFExists 0 878 int32_t CP0_Config6; 879 int32_t CP0_Config7; 880 uint64_t CP0_LLAddr; 881 uint64_t CP0_MAAR[MIPS_MAAR_MAX]; 882 int32_t CP0_MAARI; 883 /* XXX: Maybe make LLAddr per-TC? */ 884 /* 885 * CP0 Register 17 886 */ 887 target_ulong lladdr; /* LL virtual address compared against SC */ 888 target_ulong llval; 889 uint64_t llval_wp; 890 uint32_t llnewval_wp; 891 uint64_t CP0_LLAddr_rw_bitmask; 892 int CP0_LLAddr_shift; 893 /* 894 * CP0 Register 18 895 */ 896 target_ulong CP0_WatchLo[8]; 897 /* 898 * CP0 Register 19 899 */ 900 int32_t CP0_WatchHi[8]; 901 #define CP0WH_ASID 16 902 /* 903 * CP0 Register 20 904 */ 905 target_ulong CP0_XContext; 906 int32_t CP0_Framemask; 907 /* 908 * CP0 Register 23 909 */ 910 int32_t CP0_Debug; 911 #define CP0DB_DBD 31 912 #define CP0DB_DM 30 913 #define CP0DB_LSNM 28 914 #define CP0DB_Doze 27 915 #define CP0DB_Halt 26 916 #define CP0DB_CNT 25 917 #define CP0DB_IBEP 24 918 #define CP0DB_DBEP 21 919 #define CP0DB_IEXI 20 920 #define CP0DB_VER 15 921 #define CP0DB_DEC 10 922 #define CP0DB_SSt 8 923 #define CP0DB_DINT 5 924 #define CP0DB_DIB 4 925 #define CP0DB_DDBS 3 926 #define CP0DB_DDBL 2 927 #define CP0DB_DBp 1 928 #define CP0DB_DSS 0 929 /* 930 * CP0 Register 24 931 */ 932 target_ulong CP0_DEPC; 933 /* 934 * CP0 Register 25 935 */ 936 int32_t CP0_Performance0; 937 /* 938 * CP0 Register 26 939 */ 940 int32_t CP0_ErrCtl; 941 #define CP0EC_WST 29 942 #define CP0EC_SPR 28 943 #define CP0EC_ITC 26 944 /* 945 * CP0 Register 28 946 */ 947 uint64_t CP0_TagLo; 948 int32_t CP0_DataLo; 949 /* 950 * CP0 Register 29 951 */ 952 int32_t CP0_TagHi; 953 int32_t CP0_DataHi; 954 /* 955 * CP0 Register 30 956 */ 957 target_ulong CP0_ErrorEPC; 958 /* 959 * CP0 Register 31 960 */ 961 int32_t CP0_DESAVE; 962 963 /* We waste some space so we can handle shadow registers like TCs. */ 964 TCState tcs[MIPS_SHADOW_SET_MAX]; 965 CPUMIPSFPUContext fpus[MIPS_FPU_MAX]; 966 /* QEMU */ 967 int error_code; 968 #define EXCP_TLB_NOMATCH 0x1 969 #define EXCP_INST_NOTAVAIL 0x2 /* No valid instruction word for BadInstr */ 970 uint32_t hflags; /* CPU State */ 971 /* TMASK defines different execution modes */ 972 #define MIPS_HFLAG_TMASK 0x1F5807FF 973 #define MIPS_HFLAG_MODE 0x00007 /* execution modes */ 974 /* 975 * The KSU flags must be the lowest bits in hflags. The flag order 976 * must be the same as defined for CP0 Status. This allows to use 977 * the bits as the value of mmu_idx. 978 */ 979 #define MIPS_HFLAG_KSU 0x00003 /* kernel/supervisor/user mode mask */ 980 #define MIPS_HFLAG_UM 0x00002 /* user mode flag */ 981 #define MIPS_HFLAG_SM 0x00001 /* supervisor mode flag */ 982 #define MIPS_HFLAG_KM 0x00000 /* kernel mode flag */ 983 #define MIPS_HFLAG_DM 0x00004 /* Debug mode */ 984 #define MIPS_HFLAG_64 0x00008 /* 64-bit instructions enabled */ 985 #define MIPS_HFLAG_CP0 0x00010 /* CP0 enabled */ 986 #define MIPS_HFLAG_FPU 0x00020 /* FPU enabled */ 987 #define MIPS_HFLAG_F64 0x00040 /* 64-bit FPU enabled */ 988 /* 989 * True if the MIPS IV COP1X instructions can be used. This also 990 * controls the non-COP1X instructions RECIP.S, RECIP.D, RSQRT.S 991 * and RSQRT.D. 992 */ 993 #define MIPS_HFLAG_COP1X 0x00080 /* COP1X instructions enabled */ 994 #define MIPS_HFLAG_RE 0x00100 /* Reversed endianness */ 995 #define MIPS_HFLAG_AWRAP 0x00200 /* 32-bit compatibility address wrapping */ 996 #define MIPS_HFLAG_M16 0x00400 /* MIPS16 mode flag */ 997 #define MIPS_HFLAG_M16_SHIFT 10 998 /* 999 * If translation is interrupted between the branch instruction and 1000 * the delay slot, record what type of branch it is so that we can 1001 * resume translation properly. It might be possible to reduce 1002 * this from three bits to two. 1003 */ 1004 #define MIPS_HFLAG_BMASK_BASE 0x803800 1005 #define MIPS_HFLAG_B 0x00800 /* Unconditional branch */ 1006 #define MIPS_HFLAG_BC 0x01000 /* Conditional branch */ 1007 #define MIPS_HFLAG_BL 0x01800 /* Likely branch */ 1008 #define MIPS_HFLAG_BR 0x02000 /* branch to register (can't link TB) */ 1009 /* Extra flags about the current pending branch. */ 1010 #define MIPS_HFLAG_BMASK_EXT 0x7C000 1011 #define MIPS_HFLAG_B16 0x04000 /* branch instruction was 16 bits */ 1012 #define MIPS_HFLAG_BDS16 0x08000 /* branch requires 16-bit delay slot */ 1013 #define MIPS_HFLAG_BDS32 0x10000 /* branch requires 32-bit delay slot */ 1014 #define MIPS_HFLAG_BDS_STRICT 0x20000 /* Strict delay slot size */ 1015 #define MIPS_HFLAG_BX 0x40000 /* branch exchanges execution mode */ 1016 #define MIPS_HFLAG_BMASK (MIPS_HFLAG_BMASK_BASE | MIPS_HFLAG_BMASK_EXT) 1017 /* MIPS DSP resources access. */ 1018 #define MIPS_HFLAG_DSP 0x080000 /* Enable access to DSP resources. */ 1019 #define MIPS_HFLAG_DSP_R2 0x100000 /* Enable access to DSP R2 resources. */ 1020 #define MIPS_HFLAG_DSP_R3 0x20000000 /* Enable access to DSP R3 resources. */ 1021 /* Extra flag about HWREna register. */ 1022 #define MIPS_HFLAG_HWRENA_ULR 0x200000 /* ULR bit from HWREna is set. */ 1023 #define MIPS_HFLAG_SBRI 0x400000 /* R6 SDBBP causes RI excpt. in user mode */ 1024 #define MIPS_HFLAG_FBNSLOT 0x800000 /* Forbidden slot */ 1025 #define MIPS_HFLAG_MSA 0x1000000 1026 #define MIPS_HFLAG_FRE 0x2000000 /* FRE enabled */ 1027 #define MIPS_HFLAG_ELPA 0x4000000 1028 #define MIPS_HFLAG_ITC_CACHE 0x8000000 /* CACHE instr. operates on ITC tag */ 1029 #define MIPS_HFLAG_ERL 0x10000000 /* error level flag */ 1030 target_ulong btarget; /* Jump / branch target */ 1031 target_ulong bcond; /* Branch condition (if needed) */ 1032 1033 int SYNCI_Step; /* Address step size for SYNCI */ 1034 int CCRes; /* Cycle count resolution/divisor */ 1035 uint32_t CP0_Status_rw_bitmask; /* Read/write bits in CP0_Status */ 1036 uint32_t CP0_TCStatus_rw_bitmask; /* Read/write bits in CP0_TCStatus */ 1037 uint64_t insn_flags; /* Supported instruction set */ 1038 int saarp; 1039 1040 /* Fields up to this point are cleared by a CPU reset */ 1041 struct {} end_reset_fields; 1042 1043 /* Fields from here on are preserved across CPU reset. */ 1044 CPUMIPSMVPContext *mvp; 1045 #if !defined(CONFIG_USER_ONLY) 1046 CPUMIPSTLBContext *tlb; 1047 #endif 1048 1049 const mips_def_t *cpu_model; 1050 void *irq[8]; 1051 QEMUTimer *timer; /* Internal timer */ 1052 struct MIPSITUState *itu; 1053 MemoryRegion *itc_tag; /* ITC Configuration Tags */ 1054 target_ulong exception_base; /* ExceptionBase input to the core */ 1055 }; 1056 1057 /** 1058 * MIPSCPU: 1059 * @env: #CPUMIPSState 1060 * 1061 * A MIPS CPU. 1062 */ 1063 struct MIPSCPU { 1064 /*< private >*/ 1065 CPUState parent_obj; 1066 /*< public >*/ 1067 1068 CPUNegativeOffsetState neg; 1069 CPUMIPSState env; 1070 }; 1071 1072 1073 void mips_cpu_list(void); 1074 1075 #define cpu_signal_handler cpu_mips_signal_handler 1076 #define cpu_list mips_cpu_list 1077 1078 extern void cpu_wrdsp(uint32_t rs, uint32_t mask_num, CPUMIPSState *env); 1079 extern uint32_t cpu_rddsp(uint32_t mask_num, CPUMIPSState *env); 1080 1081 /* 1082 * MMU modes definitions. We carefully match the indices with our 1083 * hflags layout. 1084 */ 1085 #define MMU_MODE0_SUFFIX _kernel 1086 #define MMU_MODE1_SUFFIX _super 1087 #define MMU_MODE2_SUFFIX _user 1088 #define MMU_MODE3_SUFFIX _error 1089 #define MMU_USER_IDX 2 1090 1091 static inline int hflags_mmu_index(uint32_t hflags) 1092 { 1093 if (hflags & MIPS_HFLAG_ERL) { 1094 return 3; /* ERL */ 1095 } else { 1096 return hflags & MIPS_HFLAG_KSU; 1097 } 1098 } 1099 1100 static inline int cpu_mmu_index(CPUMIPSState *env, bool ifetch) 1101 { 1102 return hflags_mmu_index(env->hflags); 1103 } 1104 1105 typedef CPUMIPSState CPUArchState; 1106 typedef MIPSCPU ArchCPU; 1107 1108 #include "exec/cpu-all.h" 1109 1110 /* 1111 * Memory access type : 1112 * may be needed for precise access rights control and precise exceptions. 1113 */ 1114 enum { 1115 /* 1 bit to define user level / supervisor access */ 1116 ACCESS_USER = 0x00, 1117 ACCESS_SUPER = 0x01, 1118 /* 1 bit to indicate direction */ 1119 ACCESS_STORE = 0x02, 1120 /* Type of instruction that generated the access */ 1121 ACCESS_CODE = 0x10, /* Code fetch access */ 1122 ACCESS_INT = 0x20, /* Integer load/store access */ 1123 ACCESS_FLOAT = 0x30, /* floating point load/store access */ 1124 }; 1125 1126 /* Exceptions */ 1127 enum { 1128 EXCP_NONE = -1, 1129 EXCP_RESET = 0, 1130 EXCP_SRESET, 1131 EXCP_DSS, 1132 EXCP_DINT, 1133 EXCP_DDBL, 1134 EXCP_DDBS, 1135 EXCP_NMI, 1136 EXCP_MCHECK, 1137 EXCP_EXT_INTERRUPT, /* 8 */ 1138 EXCP_DFWATCH, 1139 EXCP_DIB, 1140 EXCP_IWATCH, 1141 EXCP_AdEL, 1142 EXCP_AdES, 1143 EXCP_TLBF, 1144 EXCP_IBE, 1145 EXCP_DBp, /* 16 */ 1146 EXCP_SYSCALL, 1147 EXCP_BREAK, 1148 EXCP_CpU, 1149 EXCP_RI, 1150 EXCP_OVERFLOW, 1151 EXCP_TRAP, 1152 EXCP_FPE, 1153 EXCP_DWATCH, /* 24 */ 1154 EXCP_LTLBL, 1155 EXCP_TLBL, 1156 EXCP_TLBS, 1157 EXCP_DBE, 1158 EXCP_THREAD, 1159 EXCP_MDMX, 1160 EXCP_C2E, 1161 EXCP_CACHE, /* 32 */ 1162 EXCP_DSPDIS, 1163 EXCP_MSADIS, 1164 EXCP_MSAFPE, 1165 EXCP_TLBXI, 1166 EXCP_TLBRI, 1167 1168 EXCP_LAST = EXCP_TLBRI, 1169 }; 1170 1171 /* 1172 * This is an internally generated WAKE request line. 1173 * It is driven by the CPU itself. Raised when the MT 1174 * block wants to wake a VPE from an inactive state and 1175 * cleared when VPE goes from active to inactive. 1176 */ 1177 #define CPU_INTERRUPT_WAKE CPU_INTERRUPT_TGT_INT_0 1178 1179 int cpu_mips_signal_handler(int host_signum, void *pinfo, void *puc); 1180 1181 #define MIPS_CPU_TYPE_SUFFIX "-" TYPE_MIPS_CPU 1182 #define MIPS_CPU_TYPE_NAME(model) model MIPS_CPU_TYPE_SUFFIX 1183 #define CPU_RESOLVING_TYPE TYPE_MIPS_CPU 1184 1185 bool cpu_supports_cps_smp(const char *cpu_type); 1186 bool cpu_supports_isa(const char *cpu_type, uint64_t isa); 1187 void cpu_set_exception_base(int vp_index, target_ulong address); 1188 1189 /* mips_int.c */ 1190 void cpu_mips_soft_irq(CPUMIPSState *env, int irq, int level); 1191 1192 /* mips_itu.c */ 1193 void itc_reconfigure(struct MIPSITUState *tag); 1194 1195 /* helper.c */ 1196 target_ulong exception_resume_pc(CPUMIPSState *env); 1197 1198 static inline void restore_snan_bit_mode(CPUMIPSState *env) 1199 { 1200 set_snan_bit_is_one((env->active_fpu.fcr31 & (1 << FCR31_NAN2008)) == 0, 1201 &env->active_fpu.fp_status); 1202 } 1203 1204 static inline void cpu_get_tb_cpu_state(CPUMIPSState *env, target_ulong *pc, 1205 target_ulong *cs_base, uint32_t *flags) 1206 { 1207 *pc = env->active_tc.PC; 1208 *cs_base = 0; 1209 *flags = env->hflags & (MIPS_HFLAG_TMASK | MIPS_HFLAG_BMASK | 1210 MIPS_HFLAG_HWRENA_ULR); 1211 } 1212 1213 #endif /* MIPS_CPU_H */ 1214