target/m68k/cpu.c

   1 /*
   2  * QEMU Motorola 68k CPU
   3  *
   4  * Copyright (c) 2012 SUSE LINUX Products GmbH
   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 2.1 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
  18  * <http://www.gnu.org/licenses/lgpl-2.1.html>
  19  */
  20
  21 #include "qemu/osdep.h"
  22 #include "qapi/error.h"
  23 #include "cpu.h"
  24 #include "migration/vmstate.h"
  25 #include "fpu/softfloat.h"
  26
  27 static void m68k_cpu_set_pc(CPUState *cs, vaddr value)
  28 {
  29     M68kCPU *cpu = M68K_CPU(cs);
  30
  31     cpu->env.pc = value;
  32 }
  33
  34 static vaddr m68k_cpu_get_pc(CPUState *cs)
  35 {
  36     M68kCPU *cpu = M68K_CPU(cs);
  37
  38     return cpu->env.pc;
  39 }
  40
  41 static void m68k_restore_state_to_opc(CPUState *cs,
  42                                       const TranslationBlock *tb,
  43                                       const uint64_t *data)
  44 {
  45     M68kCPU *cpu = M68K_CPU(cs);
  46     int cc_op = data[1];
  47
  48     cpu->env.pc = data[0];
  49     if (cc_op != CC_OP_DYNAMIC) {
  50         cpu->env.cc_op = cc_op;
  51     }
  52 }
  53
  54 static bool m68k_cpu_has_work(CPUState *cs)
  55 {
  56     return cs->interrupt_request & CPU_INTERRUPT_HARD;
  57 }
  58
  59 static void m68k_set_feature(CPUM68KState *env, int feature)
  60 {
  61     env->features |= BIT_ULL(feature);
  62 }
  63
  64 static void m68k_unset_feature(CPUM68KState *env, int feature)
  65 {
  66     env->features &= ~BIT_ULL(feature);
  67 }
  68
  69 static void m68k_cpu_reset_hold(Object *obj)
  70 {
  71     CPUState *s = CPU(obj);
  72     M68kCPU *cpu = M68K_CPU(s);
  73     M68kCPUClass *mcc = M68K_CPU_GET_CLASS(cpu);
  74     CPUM68KState *env = &cpu->env;
  75     floatx80 nan = floatx80_default_nan(NULL);
  76     int i;
  77
  78     if (mcc->parent_phases.hold) {
  79         mcc->parent_phases.hold(obj);
  80     }
  81
  82     memset(env, 0, offsetof(CPUM68KState, end_reset_fields));
  83 #ifdef CONFIG_USER_ONLY
  84     cpu_m68k_set_sr(env, 0);
  85 #else
  86     cpu_m68k_set_sr(env, SR_S | SR_I);
  87 #endif
  88     for (i = 0; i < 8; i++) {
  89         env->fregs[i].d = nan;
  90     }
  91     cpu_m68k_set_fpcr(env, 0);
  92     env->fpsr = 0;
  93
  94     /* TODO: We should set PC from the interrupt vector.  */
  95     env->pc = 0;
  96 }
  97
  98 static void m68k_cpu_disas_set_info(CPUState *s, disassemble_info *info)
  99 {
 100     info->print_insn = print_insn_m68k;
 101     info->mach = 0;
 102 }
 103
 104 /* CPU models */
 105
 106 static ObjectClass *m68k_cpu_class_by_name(const char *cpu_model)
 107 {
 108     ObjectClass *oc;
 109     char *typename;
 110
 111     typename = g_strdup_printf(M68K_CPU_TYPE_NAME("%s"), cpu_model);
 112     oc = object_class_by_name(typename);
 113     g_free(typename);
 114
 115     return oc;
 116 }
 117
 118 static void m5206_cpu_initfn(Object *obj)
 119 {
 120     M68kCPU *cpu = M68K_CPU(obj);
 121     CPUM68KState *env = &cpu->env;
 122
 123     m68k_set_feature(env, M68K_FEATURE_CF_ISA_A);
 124     m68k_set_feature(env, M68K_FEATURE_MOVEFROMSR_PRIV);
 125 }
 126
 127 /* Base feature set, including isns. for m68k family */
 128 static void m68000_cpu_initfn(Object *obj)
 129 {
 130     M68kCPU *cpu = M68K_CPU(obj);
 131     CPUM68KState *env = &cpu->env;
 132
 133     m68k_set_feature(env, M68K_FEATURE_M68K);
 134     m68k_set_feature(env, M68K_FEATURE_USP);
 135     m68k_set_feature(env, M68K_FEATURE_WORD_INDEX);
 136     m68k_set_feature(env, M68K_FEATURE_MOVEP);
 137 }
 138
 139 /*
 140  * Adds BKPT, MOVE-from-SR *now priv instr, and MOVEC, MOVES, RTD
 141  */
 142 static void m68010_cpu_initfn(Object *obj)
 143 {
 144     M68kCPU *cpu = M68K_CPU(obj);
 145     CPUM68KState *env = &cpu->env;
 146
 147     m68000_cpu_initfn(obj);
 148     m68k_set_feature(env, M68K_FEATURE_M68010);
 149     m68k_set_feature(env, M68K_FEATURE_RTD);
 150     m68k_set_feature(env, M68K_FEATURE_BKPT);
 151     m68k_set_feature(env, M68K_FEATURE_MOVEC);
 152     m68k_set_feature(env, M68K_FEATURE_MOVEFROMSR_PRIV);
 153 }
 154
 155 /*
 156  * Adds BFCHG, BFCLR, BFEXTS, BFEXTU, BFFFO, BFINS, BFSET, BFTST, CAS, CAS2,
 157  *      CHK2, CMP2, DIVSL, DIVUL, EXTB, PACK, TRAPcc, UNPK.
 158  *
 159  * 68020/30 only:
 160  *      CALLM, cpBcc, cpDBcc, cpGEN, cpRESTORE, cpSAVE, cpScc, cpTRAPcc
 161  */
 162 static void m68020_cpu_initfn(Object *obj)
 163 {
 164     M68kCPU *cpu = M68K_CPU(obj);
 165     CPUM68KState *env = &cpu->env;
 166
 167     m68010_cpu_initfn(obj);
 168     m68k_unset_feature(env, M68K_FEATURE_M68010);
 169     m68k_set_feature(env, M68K_FEATURE_M68020);
 170     m68k_set_feature(env, M68K_FEATURE_QUAD_MULDIV);
 171     m68k_set_feature(env, M68K_FEATURE_BRAL);
 172     m68k_set_feature(env, M68K_FEATURE_BCCL);
 173     m68k_set_feature(env, M68K_FEATURE_BITFIELD);
 174     m68k_set_feature(env, M68K_FEATURE_EXT_FULL);
 175     m68k_set_feature(env, M68K_FEATURE_SCALED_INDEX);
 176     m68k_set_feature(env, M68K_FEATURE_LONG_MULDIV);
 177     m68k_set_feature(env, M68K_FEATURE_FPU);
 178     m68k_set_feature(env, M68K_FEATURE_CAS);
 179     m68k_set_feature(env, M68K_FEATURE_CHK2);
 180     m68k_set_feature(env, M68K_FEATURE_MSP);
 181     m68k_set_feature(env, M68K_FEATURE_UNALIGNED_DATA);
 182     m68k_set_feature(env, M68K_FEATURE_TRAPCC);
 183 }
 184
 185 /*
 186  * Adds: PFLUSH (*5)
 187  * 68030 Only: PFLUSHA (*5), PLOAD (*5), PMOVE
 188  * 68030/40 Only: PTEST
 189  *
 190  * NOTES:
 191  *  5. Not valid on MC68EC030
 192  */
 193 static void m68030_cpu_initfn(Object *obj)
 194 {
 195     M68kCPU *cpu = M68K_CPU(obj);
 196     CPUM68KState *env = &cpu->env;
 197
 198     m68020_cpu_initfn(obj);
 199     m68k_unset_feature(env, M68K_FEATURE_M68020);
 200     m68k_set_feature(env, M68K_FEATURE_M68030);
 201 }
 202
 203 /*
 204  * Adds: CINV, CPUSH
 205  * Adds all with Note *2: FABS, FSABS, FDABS, FADD, FSADD, FDADD, FBcc, FCMP,
 206  *                        FDBcc, FDIV, FSDIV, FDDIV, FMOVE, FSMOVE, FDMOVE,
 207  *                        FMOVEM, FMUL, FSMUL, FDMUL, FNEG, FSNEG, FDNEG, FNOP,
 208  *                        FRESTORE, FSAVE, FScc, FSQRT, FSSQRT, FDSQRT, FSUB,
 209  *                        FSSUB, FDSUB, FTRAPcc, FTST
 210  *
 211  * Adds with Notes *2, and *3: FACOS, FASIN, FATAN, FATANH, FCOS, FCOSH, FETOX,
 212  *                             FETOXM, FGETEXP, FGETMAN, FINT, FINTRZ, FLOG10,
 213  *                             FLOG2, FLOGN, FLOGNP1, FMOD, FMOVECR, FREM,
 214  *                             FSCALE, FSGLDIV, FSGLMUL, FSIN, FSINCOS, FSINH,
 215  *                             FTAN, FTANH, FTENTOX, FTWOTOX
 216  * NOTES:
 217  * 2. Not applicable to the MC68EC040, MC68LC040, MC68EC060, and MC68LC060.
 218  * 3. These are software-supported instructions on the MC68040 and MC68060.
 219  */
 220 static void m68040_cpu_initfn(Object *obj)
 221 {
 222     M68kCPU *cpu = M68K_CPU(obj);
 223     CPUM68KState *env = &cpu->env;
 224
 225     m68030_cpu_initfn(obj);
 226     m68k_unset_feature(env, M68K_FEATURE_M68030);
 227     m68k_set_feature(env, M68K_FEATURE_M68040);
 228 }
 229
 230 /*
 231  * Adds: PLPA
 232  * Adds all with Note *2: CAS, CAS2, MULS, MULU, CHK2, CMP2, DIVS, DIVU
 233  * All Fxxxx instructions are as per m68040 with exception to; FMOVEM NOTE3
 234  *
 235  * Does NOT implement MOVEP
 236  *
 237  * NOTES:
 238  * 2. Not applicable to the MC68EC040, MC68LC040, MC68EC060, and MC68LC060.
 239  * 3. These are software-supported instructions on the MC68040 and MC68060.
 240  */
 241 static void m68060_cpu_initfn(Object *obj)
 242 {
 243     M68kCPU *cpu = M68K_CPU(obj);
 244     CPUM68KState *env = &cpu->env;
 245
 246     m68040_cpu_initfn(obj);
 247     m68k_unset_feature(env, M68K_FEATURE_M68040);
 248     m68k_set_feature(env, M68K_FEATURE_M68060);
 249     m68k_unset_feature(env, M68K_FEATURE_MOVEP);
 250
 251     /* Implemented as a software feature */
 252     m68k_unset_feature(env, M68K_FEATURE_QUAD_MULDIV);
 253 }
 254
 255 static void m5208_cpu_initfn(Object *obj)
 256 {
 257     M68kCPU *cpu = M68K_CPU(obj);
 258     CPUM68KState *env = &cpu->env;
 259
 260     m68k_set_feature(env, M68K_FEATURE_CF_ISA_A);
 261     m68k_set_feature(env, M68K_FEATURE_CF_ISA_APLUSC);
 262     m68k_set_feature(env, M68K_FEATURE_BRAL);
 263     m68k_set_feature(env, M68K_FEATURE_CF_EMAC);
 264     m68k_set_feature(env, M68K_FEATURE_USP);
 265     m68k_set_feature(env, M68K_FEATURE_MOVEFROMSR_PRIV);
 266 }
 267
 268 static void cfv4e_cpu_initfn(Object *obj)
 269 {
 270     M68kCPU *cpu = M68K_CPU(obj);
 271     CPUM68KState *env = &cpu->env;
 272
 273     m68k_set_feature(env, M68K_FEATURE_CF_ISA_A);
 274     m68k_set_feature(env, M68K_FEATURE_CF_ISA_B);
 275     m68k_set_feature(env, M68K_FEATURE_BRAL);
 276     m68k_set_feature(env, M68K_FEATURE_CF_FPU);
 277     m68k_set_feature(env, M68K_FEATURE_CF_EMAC);
 278     m68k_set_feature(env, M68K_FEATURE_USP);
 279     m68k_set_feature(env, M68K_FEATURE_MOVEFROMSR_PRIV);
 280 }
 281
 282 static void any_cpu_initfn(Object *obj)
 283 {
 284     M68kCPU *cpu = M68K_CPU(obj);
 285     CPUM68KState *env = &cpu->env;
 286
 287     m68k_set_feature(env, M68K_FEATURE_CF_ISA_A);
 288     m68k_set_feature(env, M68K_FEATURE_CF_ISA_B);
 289     m68k_set_feature(env, M68K_FEATURE_CF_ISA_APLUSC);
 290     m68k_set_feature(env, M68K_FEATURE_BRAL);
 291     m68k_set_feature(env, M68K_FEATURE_CF_FPU);
 292     /*
 293      * MAC and EMAC are mututally exclusive, so pick EMAC.
 294      * It's mostly backwards compatible.
 295      */
 296     m68k_set_feature(env, M68K_FEATURE_CF_EMAC);
 297     m68k_set_feature(env, M68K_FEATURE_CF_EMAC_B);
 298     m68k_set_feature(env, M68K_FEATURE_USP);
 299     m68k_set_feature(env, M68K_FEATURE_EXT_FULL);
 300     m68k_set_feature(env, M68K_FEATURE_WORD_INDEX);
 301     m68k_set_feature(env, M68K_FEATURE_MOVEFROMSR_PRIV);
 302 }
 303
 304 static void m68k_cpu_realizefn(DeviceState *dev, Error **errp)
 305 {
 306     CPUState *cs = CPU(dev);
 307     M68kCPU *cpu = M68K_CPU(dev);
 308     M68kCPUClass *mcc = M68K_CPU_GET_CLASS(dev);
 309     Error *local_err = NULL;
 310
 311     register_m68k_insns(&cpu->env);
 312
 313     cpu_exec_realizefn(cs, &local_err);
 314     if (local_err != NULL) {
 315         error_propagate(errp, local_err);
 316         return;
 317     }
 318
 319     m68k_cpu_init_gdb(cpu);
 320
 321     cpu_reset(cs);
 322     qemu_init_vcpu(cs);
 323
 324     mcc->parent_realize(dev, errp);
 325 }
 326
 327 #if !defined(CONFIG_USER_ONLY)
 328 static bool fpu_needed(void *opaque)
 329 {
 330     M68kCPU *s = opaque;
 331
 332     return m68k_feature(&s->env, M68K_FEATURE_CF_FPU) ||
 333            m68k_feature(&s->env, M68K_FEATURE_FPU);
 334 }
 335
 336 typedef struct m68k_FPReg_tmp {
 337     FPReg *parent;
 338     uint64_t tmp_mant;
 339     uint16_t tmp_exp;
 340 } m68k_FPReg_tmp;
 341
 342 static void cpu_get_fp80(uint64_t *pmant, uint16_t *pexp, floatx80 f)
 343 {
 344     CPU_LDoubleU temp;
 345
 346     temp.d = f;
 347     *pmant = temp.l.lower;
 348     *pexp = temp.l.upper;
 349 }
 350
 351 static floatx80 cpu_set_fp80(uint64_t mant, uint16_t upper)
 352 {
 353     CPU_LDoubleU temp;
 354
 355     temp.l.upper = upper;
 356     temp.l.lower = mant;
 357     return temp.d;
 358 }
 359
 360 static int freg_pre_save(void *opaque)
 361 {
 362     m68k_FPReg_tmp *tmp = opaque;
 363
 364     cpu_get_fp80(&tmp->tmp_mant, &tmp->tmp_exp, tmp->parent->d);
 365
 366     return 0;
 367 }
 368
 369 static int freg_post_load(void *opaque, int version)
 370 {
 371     m68k_FPReg_tmp *tmp = opaque;
 372
 373     tmp->parent->d = cpu_set_fp80(tmp->tmp_mant, tmp->tmp_exp);
 374
 375     return 0;
 376 }
 377
 378 static const VMStateDescription vmstate_freg_tmp = {
 379     .name = "freg_tmp",
 380     .post_load = freg_post_load,
 381     .pre_save  = freg_pre_save,
 382     .fields = (const VMStateField[]) {
 383         VMSTATE_UINT64(tmp_mant, m68k_FPReg_tmp),
 384         VMSTATE_UINT16(tmp_exp, m68k_FPReg_tmp),
 385         VMSTATE_END_OF_LIST()
 386     }
 387 };
 388
 389 static const VMStateDescription vmstate_freg = {
 390     .name = "freg",
 391     .fields = (const VMStateField[]) {
 392         VMSTATE_WITH_TMP(FPReg, m68k_FPReg_tmp, vmstate_freg_tmp),
 393         VMSTATE_END_OF_LIST()
 394     }
 395 };
 396
 397 static int fpu_post_load(void *opaque, int version)
 398 {
 399     M68kCPU *s = opaque;
 400
 401     cpu_m68k_restore_fp_status(&s->env);
 402
 403     return 0;
 404 }
 405
 406 const VMStateDescription vmmstate_fpu = {
 407     .name = "cpu/fpu",
 408     .version_id = 1,
 409     .minimum_version_id = 1,
 410     .needed = fpu_needed,
 411     .post_load = fpu_post_load,
 412     .fields = (const VMStateField[]) {
 413         VMSTATE_UINT32(env.fpcr, M68kCPU),
 414         VMSTATE_UINT32(env.fpsr, M68kCPU),
 415         VMSTATE_STRUCT_ARRAY(env.fregs, M68kCPU, 8, 0, vmstate_freg, FPReg),
 416         VMSTATE_STRUCT(env.fp_result, M68kCPU, 0, vmstate_freg, FPReg),
 417         VMSTATE_END_OF_LIST()
 418     }
 419 };
 420
 421 static bool cf_spregs_needed(void *opaque)
 422 {
 423     M68kCPU *s = opaque;
 424
 425     return m68k_feature(&s->env, M68K_FEATURE_CF_ISA_A);
 426 }
 427
 428 const VMStateDescription vmstate_cf_spregs = {
 429     .name = "cpu/cf_spregs",
 430     .version_id = 1,
 431     .minimum_version_id = 1,
 432     .needed = cf_spregs_needed,
 433     .fields = (const VMStateField[]) {
 434         VMSTATE_UINT64_ARRAY(env.macc, M68kCPU, 4),
 435         VMSTATE_UINT32(env.macsr, M68kCPU),
 436         VMSTATE_UINT32(env.mac_mask, M68kCPU),
 437         VMSTATE_UINT32(env.rambar0, M68kCPU),
 438         VMSTATE_UINT32(env.mbar, M68kCPU),
 439         VMSTATE_END_OF_LIST()
 440     }
 441 };
 442
 443 static bool cpu_68040_mmu_needed(void *opaque)
 444 {
 445     M68kCPU *s = opaque;
 446
 447     return m68k_feature(&s->env, M68K_FEATURE_M68040);
 448 }
 449
 450 const VMStateDescription vmstate_68040_mmu = {
 451     .name = "cpu/68040_mmu",
 452     .version_id = 1,
 453     .minimum_version_id = 1,
 454     .needed = cpu_68040_mmu_needed,
 455     .fields = (const VMStateField[]) {
 456         VMSTATE_UINT32(env.mmu.ar, M68kCPU),
 457         VMSTATE_UINT32(env.mmu.ssw, M68kCPU),
 458         VMSTATE_UINT16(env.mmu.tcr, M68kCPU),
 459         VMSTATE_UINT32(env.mmu.urp, M68kCPU),
 460         VMSTATE_UINT32(env.mmu.srp, M68kCPU),
 461         VMSTATE_BOOL(env.mmu.fault, M68kCPU),
 462         VMSTATE_UINT32_ARRAY(env.mmu.ttr, M68kCPU, 4),
 463         VMSTATE_UINT32(env.mmu.mmusr, M68kCPU),
 464         VMSTATE_END_OF_LIST()
 465     }
 466 };
 467
 468 static bool cpu_68040_spregs_needed(void *opaque)
 469 {
 470     M68kCPU *s = opaque;
 471
 472     return m68k_feature(&s->env, M68K_FEATURE_M68040);
 473 }
 474
 475 const VMStateDescription vmstate_68040_spregs = {
 476     .name = "cpu/68040_spregs",
 477     .version_id = 1,
 478     .minimum_version_id = 1,
 479     .needed = cpu_68040_spregs_needed,
 480     .fields = (const VMStateField[]) {
 481         VMSTATE_UINT32(env.vbr, M68kCPU),
 482         VMSTATE_UINT32(env.cacr, M68kCPU),
 483         VMSTATE_UINT32(env.sfc, M68kCPU),
 484         VMSTATE_UINT32(env.dfc, M68kCPU),
 485         VMSTATE_END_OF_LIST()
 486     }
 487 };
 488
 489 static const VMStateDescription vmstate_m68k_cpu = {
 490     .name = "cpu",
 491     .version_id = 1,
 492     .minimum_version_id = 1,
 493     .fields = (const VMStateField[]) {
 494         VMSTATE_UINT32_ARRAY(env.dregs, M68kCPU, 8),
 495         VMSTATE_UINT32_ARRAY(env.aregs, M68kCPU, 8),
 496         VMSTATE_UINT32(env.pc, M68kCPU),
 497         VMSTATE_UINT32(env.sr, M68kCPU),
 498         VMSTATE_INT32(env.current_sp, M68kCPU),
 499         VMSTATE_UINT32_ARRAY(env.sp, M68kCPU, 3),
 500         VMSTATE_UINT32(env.cc_op, M68kCPU),
 501         VMSTATE_UINT32(env.cc_x, M68kCPU),
 502         VMSTATE_UINT32(env.cc_n, M68kCPU),
 503         VMSTATE_UINT32(env.cc_v, M68kCPU),
 504         VMSTATE_UINT32(env.cc_c, M68kCPU),
 505         VMSTATE_UINT32(env.cc_z, M68kCPU),
 506         VMSTATE_INT32(env.pending_vector, M68kCPU),
 507         VMSTATE_INT32(env.pending_level, M68kCPU),
 508         VMSTATE_END_OF_LIST()
 509     },
 510     .subsections = (const VMStateDescription * const []) {
 511         &vmmstate_fpu,
 512         &vmstate_cf_spregs,
 513         &vmstate_68040_mmu,
 514         &vmstate_68040_spregs,
 515         NULL
 516     },
 517 };
 518
 519 #include "hw/core/sysemu-cpu-ops.h"
 520
 521 static const struct SysemuCPUOps m68k_sysemu_ops = {
 522     .get_phys_page_debug = m68k_cpu_get_phys_page_debug,
 523 };
 524 #endif /* !CONFIG_USER_ONLY */
 525
 526 #include "hw/core/tcg-cpu-ops.h"
 527
 528 static const struct TCGCPUOps m68k_tcg_ops = {
 529     .initialize = m68k_tcg_init,
 530     .restore_state_to_opc = m68k_restore_state_to_opc,
 531
 532 #ifndef CONFIG_USER_ONLY
 533     .tlb_fill = m68k_cpu_tlb_fill,
 534     .cpu_exec_interrupt = m68k_cpu_exec_interrupt,
 535     .do_interrupt = m68k_cpu_do_interrupt,
 536     .do_transaction_failed = m68k_cpu_transaction_failed,
 537 #endif /* !CONFIG_USER_ONLY */
 538 };
 539
 540 static void m68k_cpu_class_init(ObjectClass *c, void *data)
 541 {
 542     M68kCPUClass *mcc = M68K_CPU_CLASS(c);
 543     CPUClass *cc = CPU_CLASS(c);
 544     DeviceClass *dc = DEVICE_CLASS(c);
 545     ResettableClass *rc = RESETTABLE_CLASS(c);
 546
 547     device_class_set_parent_realize(dc, m68k_cpu_realizefn,
 548                                     &mcc->parent_realize);
 549     resettable_class_set_parent_phases(rc, NULL, m68k_cpu_reset_hold, NULL,
 550                                        &mcc->parent_phases);
 551
 552     cc->class_by_name = m68k_cpu_class_by_name;
 553     cc->has_work = m68k_cpu_has_work;
 554     cc->dump_state = m68k_cpu_dump_state;
 555     cc->set_pc = m68k_cpu_set_pc;
 556     cc->get_pc = m68k_cpu_get_pc;
 557     cc->gdb_read_register = m68k_cpu_gdb_read_register;
 558     cc->gdb_write_register = m68k_cpu_gdb_write_register;
 559 #if !defined(CONFIG_USER_ONLY)
 560     dc->vmsd = &vmstate_m68k_cpu;
 561     cc->sysemu_ops = &m68k_sysemu_ops;
 562 #endif
 563     cc->disas_set_info = m68k_cpu_disas_set_info;
 564
 565     cc->gdb_num_core_regs = 18;
 566     cc->tcg_ops = &m68k_tcg_ops;
 567 }
 568
 569 static void m68k_cpu_class_init_cf_core(ObjectClass *c, void *data)
 570 {
 571     CPUClass *cc = CPU_CLASS(c);
 572
 573     cc->gdb_core_xml_file = "cf-core.xml";
 574 }
 575
 576 #define DEFINE_M68K_CPU_TYPE_CF(model)               \
 577     {                                                \
 578         .name = M68K_CPU_TYPE_NAME(#model),          \
 579         .instance_init = model##_cpu_initfn,         \
 580         .parent = TYPE_M68K_CPU,                     \
 581         .class_init = m68k_cpu_class_init_cf_core    \
 582     }
 583
 584 static void m68k_cpu_class_init_m68k_core(ObjectClass *c, void *data)
 585 {
 586     CPUClass *cc = CPU_CLASS(c);
 587
 588     cc->gdb_core_xml_file = "m68k-core.xml";
 589 }
 590
 591 #define DEFINE_M68K_CPU_TYPE_M68K(model)             \
 592     {                                                \
 593         .name = M68K_CPU_TYPE_NAME(#model),          \
 594         .instance_init = model##_cpu_initfn,         \
 595         .parent = TYPE_M68K_CPU,                     \
 596         .class_init = m68k_cpu_class_init_m68k_core  \
 597     }
 598
 599 static const TypeInfo m68k_cpus_type_infos[] = {
 600     { /* base class should be registered first */
 601         .name = TYPE_M68K_CPU,
 602         .parent = TYPE_CPU,
 603         .instance_size = sizeof(M68kCPU),
 604         .instance_align = __alignof(M68kCPU),
 605         .abstract = true,
 606         .class_size = sizeof(M68kCPUClass),
 607         .class_init = m68k_cpu_class_init,
 608     },
 609     DEFINE_M68K_CPU_TYPE_M68K(m68000),
 610     DEFINE_M68K_CPU_TYPE_M68K(m68010),
 611     DEFINE_M68K_CPU_TYPE_M68K(m68020),
 612     DEFINE_M68K_CPU_TYPE_M68K(m68030),
 613     DEFINE_M68K_CPU_TYPE_M68K(m68040),
 614     DEFINE_M68K_CPU_TYPE_M68K(m68060),
 615     DEFINE_M68K_CPU_TYPE_CF(m5206),
 616     DEFINE_M68K_CPU_TYPE_CF(m5208),
 617     DEFINE_M68K_CPU_TYPE_CF(cfv4e),
 618     DEFINE_M68K_CPU_TYPE_CF(any),
 619 };
 620
 621 DEFINE_TYPES(m68k_cpus_type_infos)