target-sparc/cpu_init.c

   1 /*
   2  * Sparc CPU init helpers
   3  *
   4  *  Copyright (c) 2003-2005 Fabrice Bellard
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #include "cpu.h"
  21
  22 //#define DEBUG_FEATURES
  23
  24 static int cpu_sparc_find_by_name(sparc_def_t *cpu_def, const char *cpu_model);
  25
  26 void cpu_state_reset(CPUSPARCState *env)
  27 {
  28     if (qemu_loglevel_mask(CPU_LOG_RESET)) {
  29         qemu_log("CPU Reset (CPU %d)\n", env->cpu_index);
  30         log_cpu_state(env, 0);
  31     }
  32
  33     tlb_flush(env, 1);
  34     env->cwp = 0;
  35 #ifndef TARGET_SPARC64
  36     env->wim = 1;
  37 #endif
  38     env->regwptr = env->regbase + (env->cwp * 16);
  39     CC_OP = CC_OP_FLAGS;
  40 #if defined(CONFIG_USER_ONLY)
  41 #ifdef TARGET_SPARC64
  42     env->cleanwin = env->nwindows - 2;
  43     env->cansave = env->nwindows - 2;
  44     env->pstate = PS_RMO | PS_PEF | PS_IE;
  45     env->asi = 0x82; /* Primary no-fault */
  46 #endif
  47 #else
  48 #if !defined(TARGET_SPARC64)
  49     env->psret = 0;
  50     env->psrs = 1;
  51     env->psrps = 1;
  52 #endif
  53 #ifdef TARGET_SPARC64
  54     env->pstate = PS_PRIV|PS_RED|PS_PEF|PS_AG;
  55     env->hpstate = cpu_has_hypervisor(env) ? HS_PRIV : 0;
  56     env->tl = env->maxtl;
  57     cpu_tsptr(env)->tt = TT_POWER_ON_RESET;
  58     env->lsu = 0;
  59 #else
  60     env->mmuregs[0] &= ~(MMU_E | MMU_NF);
  61     env->mmuregs[0] |= env->def->mmu_bm;
  62 #endif
  63     env->pc = 0;
  64     env->npc = env->pc + 4;
  65 #endif
  66     env->cache_control = 0;
  67 }
  68
  69 static int cpu_sparc_register(CPUSPARCState *env, const char *cpu_model)
  70 {
  71     sparc_def_t def1, *def = &def1;
  72
  73     if (cpu_sparc_find_by_name(def, cpu_model) < 0) {
  74         return -1;
  75     }
  76
  77     env->def = g_new0(sparc_def_t, 1);
  78     memcpy(env->def, def, sizeof(*def));
  79 #if defined(CONFIG_USER_ONLY)
  80     if ((env->def->features & CPU_FEATURE_FLOAT)) {
  81         env->def->features |= CPU_FEATURE_FLOAT128;
  82     }
  83 #endif
  84     env->cpu_model_str = cpu_model;
  85     env->version = def->iu_version;
  86     env->fsr = def->fpu_version;
  87     env->nwindows = def->nwindows;
  88 #if !defined(TARGET_SPARC64)
  89     env->mmuregs[0] |= def->mmu_version;
  90     cpu_sparc_set_id(env, 0);
  91     env->mxccregs[7] |= def->mxcc_version;
  92 #else
  93     env->mmu_version = def->mmu_version;
  94     env->maxtl = def->maxtl;
  95     env->version |= def->maxtl << 8;
  96     env->version |= def->nwindows - 1;
  97 #endif
  98     return 0;
  99 }
 100
 101 static void cpu_sparc_close(CPUSPARCState *env)
 102 {
 103     g_free(env->def);
 104     g_free(env);
 105 }
 106
 107 CPUSPARCState *cpu_sparc_init(const char *cpu_model)
 108 {
 109     CPUSPARCState *env;
 110
 111     env = g_new0(CPUSPARCState, 1);
 112     cpu_exec_init(env);
 113
 114     gen_intermediate_code_init(env);
 115
 116     if (cpu_sparc_register(env, cpu_model) < 0) {
 117         cpu_sparc_close(env);
 118         return NULL;
 119     }
 120     qemu_init_vcpu(env);
 121
 122     return env;
 123 }
 124
 125 void cpu_sparc_set_id(CPUSPARCState *env, unsigned int cpu)
 126 {
 127 #if !defined(TARGET_SPARC64)
 128     env->mxccregs[7] = ((cpu + 8) & 0xf) << 24;
 129 #endif
 130 }
 131
 132 static const sparc_def_t sparc_defs[] = {
 133 #ifdef TARGET_SPARC64
 134     {
 135         .name = "Fujitsu Sparc64",
 136         .iu_version = ((0x04ULL << 48) | (0x02ULL << 32) | (0ULL << 24)),
 137         .fpu_version = 0x00000000,
 138         .mmu_version = mmu_us_12,
 139         .nwindows = 4,
 140         .maxtl = 4,
 141         .features = CPU_DEFAULT_FEATURES,
 142     },
 143     {
 144         .name = "Fujitsu Sparc64 III",
 145         .iu_version = ((0x04ULL << 48) | (0x03ULL << 32) | (0ULL << 24)),
 146         .fpu_version = 0x00000000,
 147         .mmu_version = mmu_us_12,
 148         .nwindows = 5,
 149         .maxtl = 4,
 150         .features = CPU_DEFAULT_FEATURES,
 151     },
 152     {
 153         .name = "Fujitsu Sparc64 IV",
 154         .iu_version = ((0x04ULL << 48) | (0x04ULL << 32) | (0ULL << 24)),
 155         .fpu_version = 0x00000000,
 156         .mmu_version = mmu_us_12,
 157         .nwindows = 8,
 158         .maxtl = 5,
 159         .features = CPU_DEFAULT_FEATURES,
 160     },
 161     {
 162         .name = "Fujitsu Sparc64 V",
 163         .iu_version = ((0x04ULL << 48) | (0x05ULL << 32) | (0x51ULL << 24)),
 164         .fpu_version = 0x00000000,
 165         .mmu_version = mmu_us_12,
 166         .nwindows = 8,
 167         .maxtl = 5,
 168         .features = CPU_DEFAULT_FEATURES,
 169     },
 170     {
 171         .name = "TI UltraSparc I",
 172         .iu_version = ((0x17ULL << 48) | (0x10ULL << 32) | (0x40ULL << 24)),
 173         .fpu_version = 0x00000000,
 174         .mmu_version = mmu_us_12,
 175         .nwindows = 8,
 176         .maxtl = 5,
 177         .features = CPU_DEFAULT_FEATURES,
 178     },
 179     {
 180         .name = "TI UltraSparc II",
 181         .iu_version = ((0x17ULL << 48) | (0x11ULL << 32) | (0x20ULL << 24)),
 182         .fpu_version = 0x00000000,
 183         .mmu_version = mmu_us_12,
 184         .nwindows = 8,
 185         .maxtl = 5,
 186         .features = CPU_DEFAULT_FEATURES,
 187     },
 188     {
 189         .name = "TI UltraSparc IIi",
 190         .iu_version = ((0x17ULL << 48) | (0x12ULL << 32) | (0x91ULL << 24)),
 191         .fpu_version = 0x00000000,
 192         .mmu_version = mmu_us_12,
 193         .nwindows = 8,
 194         .maxtl = 5,
 195         .features = CPU_DEFAULT_FEATURES,
 196     },
 197     {
 198         .name = "TI UltraSparc IIe",
 199         .iu_version = ((0x17ULL << 48) | (0x13ULL << 32) | (0x14ULL << 24)),
 200         .fpu_version = 0x00000000,
 201         .mmu_version = mmu_us_12,
 202         .nwindows = 8,
 203         .maxtl = 5,
 204         .features = CPU_DEFAULT_FEATURES,
 205     },
 206     {
 207         .name = "Sun UltraSparc III",
 208         .iu_version = ((0x3eULL << 48) | (0x14ULL << 32) | (0x34ULL << 24)),
 209         .fpu_version = 0x00000000,
 210         .mmu_version = mmu_us_12,
 211         .nwindows = 8,
 212         .maxtl = 5,
 213         .features = CPU_DEFAULT_FEATURES,
 214     },
 215     {
 216         .name = "Sun UltraSparc III Cu",
 217         .iu_version = ((0x3eULL << 48) | (0x15ULL << 32) | (0x41ULL << 24)),
 218         .fpu_version = 0x00000000,
 219         .mmu_version = mmu_us_3,
 220         .nwindows = 8,
 221         .maxtl = 5,
 222         .features = CPU_DEFAULT_FEATURES,
 223     },
 224     {
 225         .name = "Sun UltraSparc IIIi",
 226         .iu_version = ((0x3eULL << 48) | (0x16ULL << 32) | (0x34ULL << 24)),
 227         .fpu_version = 0x00000000,
 228         .mmu_version = mmu_us_12,
 229         .nwindows = 8,
 230         .maxtl = 5,
 231         .features = CPU_DEFAULT_FEATURES,
 232     },
 233     {
 234         .name = "Sun UltraSparc IV",
 235         .iu_version = ((0x3eULL << 48) | (0x18ULL << 32) | (0x31ULL << 24)),
 236         .fpu_version = 0x00000000,
 237         .mmu_version = mmu_us_4,
 238         .nwindows = 8,
 239         .maxtl = 5,
 240         .features = CPU_DEFAULT_FEATURES,
 241     },
 242     {
 243         .name = "Sun UltraSparc IV+",
 244         .iu_version = ((0x3eULL << 48) | (0x19ULL << 32) | (0x22ULL << 24)),
 245         .fpu_version = 0x00000000,
 246         .mmu_version = mmu_us_12,
 247         .nwindows = 8,
 248         .maxtl = 5,
 249         .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_CMT,
 250     },
 251     {
 252         .name = "Sun UltraSparc IIIi+",
 253         .iu_version = ((0x3eULL << 48) | (0x22ULL << 32) | (0ULL << 24)),
 254         .fpu_version = 0x00000000,
 255         .mmu_version = mmu_us_3,
 256         .nwindows = 8,
 257         .maxtl = 5,
 258         .features = CPU_DEFAULT_FEATURES,
 259     },
 260     {
 261         .name = "Sun UltraSparc T1",
 262         /* defined in sparc_ifu_fdp.v and ctu.h */
 263         .iu_version = ((0x3eULL << 48) | (0x23ULL << 32) | (0x02ULL << 24)),
 264         .fpu_version = 0x00000000,
 265         .mmu_version = mmu_sun4v,
 266         .nwindows = 8,
 267         .maxtl = 6,
 268         .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_HYPV | CPU_FEATURE_CMT
 269         | CPU_FEATURE_GL,
 270     },
 271     {
 272         .name = "Sun UltraSparc T2",
 273         /* defined in tlu_asi_ctl.v and n2_revid_cust.v */
 274         .iu_version = ((0x3eULL << 48) | (0x24ULL << 32) | (0x02ULL << 24)),
 275         .fpu_version = 0x00000000,
 276         .mmu_version = mmu_sun4v,
 277         .nwindows = 8,
 278         .maxtl = 6,
 279         .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_HYPV | CPU_FEATURE_CMT
 280         | CPU_FEATURE_GL,
 281     },
 282     {
 283         .name = "NEC UltraSparc I",
 284         .iu_version = ((0x22ULL << 48) | (0x10ULL << 32) | (0x40ULL << 24)),
 285         .fpu_version = 0x00000000,
 286         .mmu_version = mmu_us_12,
 287         .nwindows = 8,
 288         .maxtl = 5,
 289         .features = CPU_DEFAULT_FEATURES,
 290     },
 291 #else
 292     {
 293         .name = "Fujitsu MB86900",
 294         .iu_version = 0x00 << 24, /* Impl 0, ver 0 */
 295         .fpu_version = 4 << 17, /* FPU version 4 (Meiko) */
 296         .mmu_version = 0x00 << 24, /* Impl 0, ver 0 */
 297         .mmu_bm = 0x00004000,
 298         .mmu_ctpr_mask = 0x007ffff0,
 299         .mmu_cxr_mask = 0x0000003f,
 300         .mmu_sfsr_mask = 0xffffffff,
 301         .mmu_trcr_mask = 0xffffffff,
 302         .nwindows = 7,
 303         .features = CPU_FEATURE_FLOAT | CPU_FEATURE_FSMULD,
 304     },
 305     {
 306         .name = "Fujitsu MB86904",
 307         .iu_version = 0x04 << 24, /* Impl 0, ver 4 */
 308         .fpu_version = 4 << 17, /* FPU version 4 (Meiko) */
 309         .mmu_version = 0x04 << 24, /* Impl 0, ver 4 */
 310         .mmu_bm = 0x00004000,
 311         .mmu_ctpr_mask = 0x00ffffc0,
 312         .mmu_cxr_mask = 0x000000ff,
 313         .mmu_sfsr_mask = 0x00016fff,
 314         .mmu_trcr_mask = 0x00ffffff,
 315         .nwindows = 8,
 316         .features = CPU_DEFAULT_FEATURES,
 317     },
 318     {
 319         .name = "Fujitsu MB86907",
 320         .iu_version = 0x05 << 24, /* Impl 0, ver 5 */
 321         .fpu_version = 4 << 17, /* FPU version 4 (Meiko) */
 322         .mmu_version = 0x05 << 24, /* Impl 0, ver 5 */
 323         .mmu_bm = 0x00004000,
 324         .mmu_ctpr_mask = 0xffffffc0,
 325         .mmu_cxr_mask = 0x000000ff,
 326         .mmu_sfsr_mask = 0x00016fff,
 327         .mmu_trcr_mask = 0xffffffff,
 328         .nwindows = 8,
 329         .features = CPU_DEFAULT_FEATURES,
 330     },
 331     {
 332         .name = "LSI L64811",
 333         .iu_version = 0x10 << 24, /* Impl 1, ver 0 */
 334         .fpu_version = 1 << 17, /* FPU version 1 (LSI L64814) */
 335         .mmu_version = 0x10 << 24,
 336         .mmu_bm = 0x00004000,
 337         .mmu_ctpr_mask = 0x007ffff0,
 338         .mmu_cxr_mask = 0x0000003f,
 339         .mmu_sfsr_mask = 0xffffffff,
 340         .mmu_trcr_mask = 0xffffffff,
 341         .nwindows = 8,
 342         .features = CPU_FEATURE_FLOAT | CPU_FEATURE_SWAP | CPU_FEATURE_FSQRT |
 343         CPU_FEATURE_FSMULD,
 344     },
 345     {
 346         .name = "Cypress CY7C601",
 347         .iu_version = 0x11 << 24, /* Impl 1, ver 1 */
 348         .fpu_version = 3 << 17, /* FPU version 3 (Cypress CY7C602) */
 349         .mmu_version = 0x10 << 24,
 350         .mmu_bm = 0x00004000,
 351         .mmu_ctpr_mask = 0x007ffff0,
 352         .mmu_cxr_mask = 0x0000003f,
 353         .mmu_sfsr_mask = 0xffffffff,
 354         .mmu_trcr_mask = 0xffffffff,
 355         .nwindows = 8,
 356         .features = CPU_FEATURE_FLOAT | CPU_FEATURE_SWAP | CPU_FEATURE_FSQRT |
 357         CPU_FEATURE_FSMULD,
 358     },
 359     {
 360         .name = "Cypress CY7C611",
 361         .iu_version = 0x13 << 24, /* Impl 1, ver 3 */
 362         .fpu_version = 3 << 17, /* FPU version 3 (Cypress CY7C602) */
 363         .mmu_version = 0x10 << 24,
 364         .mmu_bm = 0x00004000,
 365         .mmu_ctpr_mask = 0x007ffff0,
 366         .mmu_cxr_mask = 0x0000003f,
 367         .mmu_sfsr_mask = 0xffffffff,
 368         .mmu_trcr_mask = 0xffffffff,
 369         .nwindows = 8,
 370         .features = CPU_FEATURE_FLOAT | CPU_FEATURE_SWAP | CPU_FEATURE_FSQRT |
 371         CPU_FEATURE_FSMULD,
 372     },
 373     {
 374         .name = "TI MicroSparc I",
 375         .iu_version = 0x41000000,
 376         .fpu_version = 4 << 17,
 377         .mmu_version = 0x41000000,
 378         .mmu_bm = 0x00004000,
 379         .mmu_ctpr_mask = 0x007ffff0,
 380         .mmu_cxr_mask = 0x0000003f,
 381         .mmu_sfsr_mask = 0x00016fff,
 382         .mmu_trcr_mask = 0x0000003f,
 383         .nwindows = 7,
 384         .features = CPU_FEATURE_FLOAT | CPU_FEATURE_SWAP | CPU_FEATURE_MUL |
 385         CPU_FEATURE_DIV | CPU_FEATURE_FLUSH | CPU_FEATURE_FSQRT |
 386         CPU_FEATURE_FMUL,
 387     },
 388     {
 389         .name = "TI MicroSparc II",
 390         .iu_version = 0x42000000,
 391         .fpu_version = 4 << 17,
 392         .mmu_version = 0x02000000,
 393         .mmu_bm = 0x00004000,
 394         .mmu_ctpr_mask = 0x00ffffc0,
 395         .mmu_cxr_mask = 0x000000ff,
 396         .mmu_sfsr_mask = 0x00016fff,
 397         .mmu_trcr_mask = 0x00ffffff,
 398         .nwindows = 8,
 399         .features = CPU_DEFAULT_FEATURES,
 400     },
 401     {
 402         .name = "TI MicroSparc IIep",
 403         .iu_version = 0x42000000,
 404         .fpu_version = 4 << 17,
 405         .mmu_version = 0x04000000,
 406         .mmu_bm = 0x00004000,
 407         .mmu_ctpr_mask = 0x00ffffc0,
 408         .mmu_cxr_mask = 0x000000ff,
 409         .mmu_sfsr_mask = 0x00016bff,
 410         .mmu_trcr_mask = 0x00ffffff,
 411         .nwindows = 8,
 412         .features = CPU_DEFAULT_FEATURES,
 413     },
 414     {
 415         .name = "TI SuperSparc 40", /* STP1020NPGA */
 416         .iu_version = 0x41000000, /* SuperSPARC 2.x */
 417         .fpu_version = 0 << 17,
 418         .mmu_version = 0x00000800, /* SuperSPARC 2.x, no MXCC */
 419         .mmu_bm = 0x00002000,
 420         .mmu_ctpr_mask = 0xffffffc0,
 421         .mmu_cxr_mask = 0x0000ffff,
 422         .mmu_sfsr_mask = 0xffffffff,
 423         .mmu_trcr_mask = 0xffffffff,
 424         .nwindows = 8,
 425         .features = CPU_DEFAULT_FEATURES,
 426     },
 427     {
 428         .name = "TI SuperSparc 50", /* STP1020PGA */
 429         .iu_version = 0x40000000, /* SuperSPARC 3.x */
 430         .fpu_version = 0 << 17,
 431         .mmu_version = 0x01000800, /* SuperSPARC 3.x, no MXCC */
 432         .mmu_bm = 0x00002000,
 433         .mmu_ctpr_mask = 0xffffffc0,
 434         .mmu_cxr_mask = 0x0000ffff,
 435         .mmu_sfsr_mask = 0xffffffff,
 436         .mmu_trcr_mask = 0xffffffff,
 437         .nwindows = 8,
 438         .features = CPU_DEFAULT_FEATURES,
 439     },
 440     {
 441         .name = "TI SuperSparc 51",
 442         .iu_version = 0x40000000, /* SuperSPARC 3.x */
 443         .fpu_version = 0 << 17,
 444         .mmu_version = 0x01000000, /* SuperSPARC 3.x, MXCC */
 445         .mmu_bm = 0x00002000,
 446         .mmu_ctpr_mask = 0xffffffc0,
 447         .mmu_cxr_mask = 0x0000ffff,
 448         .mmu_sfsr_mask = 0xffffffff,
 449         .mmu_trcr_mask = 0xffffffff,
 450         .mxcc_version = 0x00000104,
 451         .nwindows = 8,
 452         .features = CPU_DEFAULT_FEATURES,
 453     },
 454     {
 455         .name = "TI SuperSparc 60", /* STP1020APGA */
 456         .iu_version = 0x40000000, /* SuperSPARC 3.x */
 457         .fpu_version = 0 << 17,
 458         .mmu_version = 0x01000800, /* SuperSPARC 3.x, no MXCC */
 459         .mmu_bm = 0x00002000,
 460         .mmu_ctpr_mask = 0xffffffc0,
 461         .mmu_cxr_mask = 0x0000ffff,
 462         .mmu_sfsr_mask = 0xffffffff,
 463         .mmu_trcr_mask = 0xffffffff,
 464         .nwindows = 8,
 465         .features = CPU_DEFAULT_FEATURES,
 466     },
 467     {
 468         .name = "TI SuperSparc 61",
 469         .iu_version = 0x44000000, /* SuperSPARC 3.x */
 470         .fpu_version = 0 << 17,
 471         .mmu_version = 0x01000000, /* SuperSPARC 3.x, MXCC */
 472         .mmu_bm = 0x00002000,
 473         .mmu_ctpr_mask = 0xffffffc0,
 474         .mmu_cxr_mask = 0x0000ffff,
 475         .mmu_sfsr_mask = 0xffffffff,
 476         .mmu_trcr_mask = 0xffffffff,
 477         .mxcc_version = 0x00000104,
 478         .nwindows = 8,
 479         .features = CPU_DEFAULT_FEATURES,
 480     },
 481     {
 482         .name = "TI SuperSparc II",
 483         .iu_version = 0x40000000, /* SuperSPARC II 1.x */
 484         .fpu_version = 0 << 17,
 485         .mmu_version = 0x08000000, /* SuperSPARC II 1.x, MXCC */
 486         .mmu_bm = 0x00002000,
 487         .mmu_ctpr_mask = 0xffffffc0,
 488         .mmu_cxr_mask = 0x0000ffff,
 489         .mmu_sfsr_mask = 0xffffffff,
 490         .mmu_trcr_mask = 0xffffffff,
 491         .mxcc_version = 0x00000104,
 492         .nwindows = 8,
 493         .features = CPU_DEFAULT_FEATURES,
 494     },
 495     {
 496         .name = "Ross RT625",
 497         .iu_version = 0x1e000000,
 498         .fpu_version = 1 << 17,
 499         .mmu_version = 0x1e000000,
 500         .mmu_bm = 0x00004000,
 501         .mmu_ctpr_mask = 0x007ffff0,
 502         .mmu_cxr_mask = 0x0000003f,
 503         .mmu_sfsr_mask = 0xffffffff,
 504         .mmu_trcr_mask = 0xffffffff,
 505         .nwindows = 8,
 506         .features = CPU_DEFAULT_FEATURES,
 507     },
 508     {
 509         .name = "Ross RT620",
 510         .iu_version = 0x1f000000,
 511         .fpu_version = 1 << 17,
 512         .mmu_version = 0x1f000000,
 513         .mmu_bm = 0x00004000,
 514         .mmu_ctpr_mask = 0x007ffff0,
 515         .mmu_cxr_mask = 0x0000003f,
 516         .mmu_sfsr_mask = 0xffffffff,
 517         .mmu_trcr_mask = 0xffffffff,
 518         .nwindows = 8,
 519         .features = CPU_DEFAULT_FEATURES,
 520     },
 521     {
 522         .name = "BIT B5010",
 523         .iu_version = 0x20000000,
 524         .fpu_version = 0 << 17, /* B5010/B5110/B5120/B5210 */
 525         .mmu_version = 0x20000000,
 526         .mmu_bm = 0x00004000,
 527         .mmu_ctpr_mask = 0x007ffff0,
 528         .mmu_cxr_mask = 0x0000003f,
 529         .mmu_sfsr_mask = 0xffffffff,
 530         .mmu_trcr_mask = 0xffffffff,
 531         .nwindows = 8,
 532         .features = CPU_FEATURE_FLOAT | CPU_FEATURE_SWAP | CPU_FEATURE_FSQRT |
 533         CPU_FEATURE_FSMULD,
 534     },
 535     {
 536         .name = "Matsushita MN10501",
 537         .iu_version = 0x50000000,
 538         .fpu_version = 0 << 17,
 539         .mmu_version = 0x50000000,
 540         .mmu_bm = 0x00004000,
 541         .mmu_ctpr_mask = 0x007ffff0,
 542         .mmu_cxr_mask = 0x0000003f,
 543         .mmu_sfsr_mask = 0xffffffff,
 544         .mmu_trcr_mask = 0xffffffff,
 545         .nwindows = 8,
 546         .features = CPU_FEATURE_FLOAT | CPU_FEATURE_MUL | CPU_FEATURE_FSQRT |
 547         CPU_FEATURE_FSMULD,
 548     },
 549     {
 550         .name = "Weitek W8601",
 551         .iu_version = 0x90 << 24, /* Impl 9, ver 0 */
 552         .fpu_version = 3 << 17, /* FPU version 3 (Weitek WTL3170/2) */
 553         .mmu_version = 0x10 << 24,
 554         .mmu_bm = 0x00004000,
 555         .mmu_ctpr_mask = 0x007ffff0,
 556         .mmu_cxr_mask = 0x0000003f,
 557         .mmu_sfsr_mask = 0xffffffff,
 558         .mmu_trcr_mask = 0xffffffff,
 559         .nwindows = 8,
 560         .features = CPU_DEFAULT_FEATURES,
 561     },
 562     {
 563         .name = "LEON2",
 564         .iu_version = 0xf2000000,
 565         .fpu_version = 4 << 17, /* FPU version 4 (Meiko) */
 566         .mmu_version = 0xf2000000,
 567         .mmu_bm = 0x00004000,
 568         .mmu_ctpr_mask = 0x007ffff0,
 569         .mmu_cxr_mask = 0x0000003f,
 570         .mmu_sfsr_mask = 0xffffffff,
 571         .mmu_trcr_mask = 0xffffffff,
 572         .nwindows = 8,
 573         .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_TA0_SHUTDOWN,
 574     },
 575     {
 576         .name = "LEON3",
 577         .iu_version = 0xf3000000,
 578         .fpu_version = 4 << 17, /* FPU version 4 (Meiko) */
 579         .mmu_version = 0xf3000000,
 580         .mmu_bm = 0x00000000,
 581         .mmu_ctpr_mask = 0x007ffff0,
 582         .mmu_cxr_mask = 0x0000003f,
 583         .mmu_sfsr_mask = 0xffffffff,
 584         .mmu_trcr_mask = 0xffffffff,
 585         .nwindows = 8,
 586         .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_TA0_SHUTDOWN |
 587         CPU_FEATURE_ASR17 | CPU_FEATURE_CACHE_CTRL,
 588     },
 589 #endif
 590 };
 591
 592 static const char * const feature_name[] = {
 593     "float",
 594     "float128",
 595     "swap",
 596     "mul",
 597     "div",
 598     "flush",
 599     "fsqrt",
 600     "fmul",
 601     "vis1",
 602     "vis2",
 603     "fsmuld",
 604     "hypv",
 605     "cmt",
 606     "gl",
 607 };
 608
 609 static void print_features(FILE *f, fprintf_function cpu_fprintf,
 610                            uint32_t features, const char *prefix)
 611 {
 612     unsigned int i;
 613
 614     for (i = 0; i < ARRAY_SIZE(feature_name); i++) {
 615         if (feature_name[i] && (features & (1 << i))) {
 616             if (prefix) {
 617                 (*cpu_fprintf)(f, "%s", prefix);
 618             }
 619             (*cpu_fprintf)(f, "%s ", feature_name[i]);
 620         }
 621     }
 622 }
 623
 624 static void add_flagname_to_bitmaps(const char *flagname, uint32_t *features)
 625 {
 626     unsigned int i;
 627
 628     for (i = 0; i < ARRAY_SIZE(feature_name); i++) {
 629         if (feature_name[i] && !strcmp(flagname, feature_name[i])) {
 630             *features |= 1 << i;
 631             return;
 632         }
 633     }
 634     fprintf(stderr, "CPU feature %s not found\n", flagname);
 635 }
 636
 637 static int cpu_sparc_find_by_name(sparc_def_t *cpu_def, const char *cpu_model)
 638 {
 639     unsigned int i;
 640     const sparc_def_t *def = NULL;
 641     char *s = strdup(cpu_model);
 642     char *featurestr, *name = strtok(s, ",");
 643     uint32_t plus_features = 0;
 644     uint32_t minus_features = 0;
 645     uint64_t iu_version;
 646     uint32_t fpu_version, mmu_version, nwindows;
 647
 648     for (i = 0; i < ARRAY_SIZE(sparc_defs); i++) {
 649         if (strcasecmp(name, sparc_defs[i].name) == 0) {
 650             def = &sparc_defs[i];
 651         }
 652     }
 653     if (!def) {
 654         goto error;
 655     }
 656     memcpy(cpu_def, def, sizeof(*def));
 657
 658     featurestr = strtok(NULL, ",");
 659     while (featurestr) {
 660         char *val;
 661
 662         if (featurestr[0] == '+') {
 663             add_flagname_to_bitmaps(featurestr + 1, &plus_features);
 664         } else if (featurestr[0] == '-') {
 665             add_flagname_to_bitmaps(featurestr + 1, &minus_features);
 666         } else if ((val = strchr(featurestr, '='))) {
 667             *val = 0; val++;
 668             if (!strcmp(featurestr, "iu_version")) {
 669                 char *err;
 670
 671                 iu_version = strtoll(val, &err, 0);
 672                 if (!*val || *err) {
 673                     fprintf(stderr, "bad numerical value %s\n", val);
 674                     goto error;
 675                 }
 676                 cpu_def->iu_version = iu_version;
 677 #ifdef DEBUG_FEATURES
 678                 fprintf(stderr, "iu_version %" PRIx64 "\n", iu_version);
 679 #endif
 680             } else if (!strcmp(featurestr, "fpu_version")) {
 681                 char *err;
 682
 683                 fpu_version = strtol(val, &err, 0);
 684                 if (!*val || *err) {
 685                     fprintf(stderr, "bad numerical value %s\n", val);
 686                     goto error;
 687                 }
 688                 cpu_def->fpu_version = fpu_version;
 689 #ifdef DEBUG_FEATURES
 690                 fprintf(stderr, "fpu_version %x\n", fpu_version);
 691 #endif
 692             } else if (!strcmp(featurestr, "mmu_version")) {
 693                 char *err;
 694
 695                 mmu_version = strtol(val, &err, 0);
 696                 if (!*val || *err) {
 697                     fprintf(stderr, "bad numerical value %s\n", val);
 698                     goto error;
 699                 }
 700                 cpu_def->mmu_version = mmu_version;
 701 #ifdef DEBUG_FEATURES
 702                 fprintf(stderr, "mmu_version %x\n", mmu_version);
 703 #endif
 704             } else if (!strcmp(featurestr, "nwindows")) {
 705                 char *err;
 706
 707                 nwindows = strtol(val, &err, 0);
 708                 if (!*val || *err || nwindows > MAX_NWINDOWS ||
 709                     nwindows < MIN_NWINDOWS) {
 710                     fprintf(stderr, "bad numerical value %s\n", val);
 711                     goto error;
 712                 }
 713                 cpu_def->nwindows = nwindows;
 714 #ifdef DEBUG_FEATURES
 715                 fprintf(stderr, "nwindows %d\n", nwindows);
 716 #endif
 717             } else {
 718                 fprintf(stderr, "unrecognized feature %s\n", featurestr);
 719                 goto error;
 720             }
 721         } else {
 722             fprintf(stderr, "feature string `%s' not in format "
 723                     "(+feature|-feature|feature=xyz)\n", featurestr);
 724             goto error;
 725         }
 726         featurestr = strtok(NULL, ",");
 727     }
 728     cpu_def->features |= plus_features;
 729     cpu_def->features &= ~minus_features;
 730 #ifdef DEBUG_FEATURES
 731     print_features(stderr, fprintf, cpu_def->features, NULL);
 732 #endif
 733     free(s);
 734     return 0;
 735
 736  error:
 737     free(s);
 738     return -1;
 739 }
 740
 741 void sparc_cpu_list(FILE *f, fprintf_function cpu_fprintf)
 742 {
 743     unsigned int i;
 744
 745     for (i = 0; i < ARRAY_SIZE(sparc_defs); i++) {
 746         (*cpu_fprintf)(f, "Sparc %16s IU " TARGET_FMT_lx
 747                        " FPU %08x MMU %08x NWINS %d ",
 748                        sparc_defs[i].name,
 749                        sparc_defs[i].iu_version,
 750                        sparc_defs[i].fpu_version,
 751                        sparc_defs[i].mmu_version,
 752                        sparc_defs[i].nwindows);
 753         print_features(f, cpu_fprintf, CPU_DEFAULT_FEATURES &
 754                        ~sparc_defs[i].features, "-");
 755         print_features(f, cpu_fprintf, ~CPU_DEFAULT_FEATURES &
 756                        sparc_defs[i].features, "+");
 757         (*cpu_fprintf)(f, "\n");
 758     }
 759     (*cpu_fprintf)(f, "Default CPU feature flags (use '-' to remove): ");
 760     print_features(f, cpu_fprintf, CPU_DEFAULT_FEATURES, NULL);
 761     (*cpu_fprintf)(f, "\n");
 762     (*cpu_fprintf)(f, "Available CPU feature flags (use '+' to add): ");
 763     print_features(f, cpu_fprintf, ~CPU_DEFAULT_FEATURES, NULL);
 764     (*cpu_fprintf)(f, "\n");
 765     (*cpu_fprintf)(f, "Numerical features (use '=' to set): iu_version "
 766                    "fpu_version mmu_version nwindows\n");
 767 }
 768
 769 static void cpu_print_cc(FILE *f, fprintf_function cpu_fprintf,
 770                          uint32_t cc)
 771 {
 772     cpu_fprintf(f, "%c%c%c%c", cc & PSR_NEG ? 'N' : '-',
 773                 cc & PSR_ZERO ? 'Z' : '-', cc & PSR_OVF ? 'V' : '-',
 774                 cc & PSR_CARRY ? 'C' : '-');
 775 }
 776
 777 #ifdef TARGET_SPARC64
 778 #define REGS_PER_LINE 4
 779 #else
 780 #define REGS_PER_LINE 8
 781 #endif
 782
 783 void cpu_dump_state(CPUSPARCState *env, FILE *f, fprintf_function cpu_fprintf,
 784                     int flags)
 785 {
 786     int i, x;
 787
 788     cpu_fprintf(f, "pc: " TARGET_FMT_lx "  npc: " TARGET_FMT_lx "\n", env->pc,
 789                 env->npc);
 790     cpu_fprintf(f, "General Registers:\n");
 791
 792     for (i = 0; i < 8; i++) {
 793         if (i % REGS_PER_LINE == 0) {
 794             cpu_fprintf(f, "%%g%d-%d:", i, i + REGS_PER_LINE - 1);
 795         }
 796         cpu_fprintf(f, " " TARGET_FMT_lx, env->gregs[i]);
 797         if (i % REGS_PER_LINE == REGS_PER_LINE - 1) {
 798             cpu_fprintf(f, "\n");
 799         }
 800     }
 801     cpu_fprintf(f, "\nCurrent Register Window:\n");
 802     for (x = 0; x < 3; x++) {
 803         for (i = 0; i < 8; i++) {
 804             if (i % REGS_PER_LINE == 0) {
 805                 cpu_fprintf(f, "%%%c%d-%d: ",
 806                             x == 0 ? 'o' : (x == 1 ? 'l' : 'i'),
 807                             i, i + REGS_PER_LINE - 1);
 808             }
 809             cpu_fprintf(f, TARGET_FMT_lx " ", env->regwptr[i + x * 8]);
 810             if (i % REGS_PER_LINE == REGS_PER_LINE - 1) {
 811                 cpu_fprintf(f, "\n");
 812             }
 813         }
 814     }
 815     cpu_fprintf(f, "\nFloating Point Registers:\n");
 816     for (i = 0; i < TARGET_DPREGS; i++) {
 817         if ((i & 3) == 0) {
 818             cpu_fprintf(f, "%%f%02d:", i * 2);
 819         }
 820         cpu_fprintf(f, " %016" PRIx64, env->fpr[i].ll);
 821         if ((i & 3) == 3) {
 822             cpu_fprintf(f, "\n");
 823         }
 824     }
 825 #ifdef TARGET_SPARC64
 826     cpu_fprintf(f, "pstate: %08x ccr: %02x (icc: ", env->pstate,
 827                 (unsigned)cpu_get_ccr(env));
 828     cpu_print_cc(f, cpu_fprintf, cpu_get_ccr(env) << PSR_CARRY_SHIFT);
 829     cpu_fprintf(f, " xcc: ");
 830     cpu_print_cc(f, cpu_fprintf, cpu_get_ccr(env) << (PSR_CARRY_SHIFT - 4));
 831     cpu_fprintf(f, ") asi: %02x tl: %d pil: %x\n", env->asi, env->tl,
 832                 env->psrpil);
 833     cpu_fprintf(f, "cansave: %d canrestore: %d otherwin: %d wstate: %d "
 834                 "cleanwin: %d cwp: %d\n",
 835                 env->cansave, env->canrestore, env->otherwin, env->wstate,
 836                 env->cleanwin, env->nwindows - 1 - env->cwp);
 837     cpu_fprintf(f, "fsr: " TARGET_FMT_lx " y: " TARGET_FMT_lx " fprs: "
 838                 TARGET_FMT_lx "\n", env->fsr, env->y, env->fprs);
 839 #else
 840     cpu_fprintf(f, "psr: %08x (icc: ", cpu_get_psr(env));
 841     cpu_print_cc(f, cpu_fprintf, cpu_get_psr(env));
 842     cpu_fprintf(f, " SPE: %c%c%c) wim: %08x\n", env->psrs ? 'S' : '-',
 843                 env->psrps ? 'P' : '-', env->psret ? 'E' : '-',
 844                 env->wim);
 845     cpu_fprintf(f, "fsr: " TARGET_FMT_lx " y: " TARGET_FMT_lx "\n",
 846                 env->fsr, env->y);
 847 #endif
 848 }