xref: /openbmc/qemu/target/m68k/cpu.c (revision ab419fd8)
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 bool m68k_cpu_has_work(CPUState *cs)
42 {
43     return cs->interrupt_request & CPU_INTERRUPT_HARD;
44 }
45 
46 static void m68k_set_feature(CPUM68KState *env, int feature)
47 {
48     env->features |= BIT_ULL(feature);
49 }
50 
51 static void m68k_unset_feature(CPUM68KState *env, int feature)
52 {
53     env->features &= ~BIT_ULL(feature);
54 }
55 
56 static void m68k_cpu_reset(DeviceState *dev)
57 {
58     CPUState *s = CPU(dev);
59     M68kCPU *cpu = M68K_CPU(s);
60     M68kCPUClass *mcc = M68K_CPU_GET_CLASS(cpu);
61     CPUM68KState *env = &cpu->env;
62     floatx80 nan = floatx80_default_nan(NULL);
63     int i;
64 
65     mcc->parent_reset(dev);
66 
67     memset(env, 0, offsetof(CPUM68KState, end_reset_fields));
68 #ifdef CONFIG_SOFTMMU
69     cpu_m68k_set_sr(env, SR_S | SR_I);
70 #else
71     cpu_m68k_set_sr(env, 0);
72 #endif
73     for (i = 0; i < 8; i++) {
74         env->fregs[i].d = nan;
75     }
76     cpu_m68k_set_fpcr(env, 0);
77     env->fpsr = 0;
78 
79     /* TODO: We should set PC from the interrupt vector.  */
80     env->pc = 0;
81 }
82 
83 static void m68k_cpu_disas_set_info(CPUState *s, disassemble_info *info)
84 {
85     info->print_insn = print_insn_m68k;
86     info->mach = 0;
87 }
88 
89 /* CPU models */
90 
91 static ObjectClass *m68k_cpu_class_by_name(const char *cpu_model)
92 {
93     ObjectClass *oc;
94     char *typename;
95 
96     typename = g_strdup_printf(M68K_CPU_TYPE_NAME("%s"), cpu_model);
97     oc = object_class_by_name(typename);
98     g_free(typename);
99     if (oc != NULL && (object_class_dynamic_cast(oc, TYPE_M68K_CPU) == NULL ||
100                        object_class_is_abstract(oc))) {
101         return NULL;
102     }
103     return oc;
104 }
105 
106 static void m5206_cpu_initfn(Object *obj)
107 {
108     M68kCPU *cpu = M68K_CPU(obj);
109     CPUM68KState *env = &cpu->env;
110 
111     m68k_set_feature(env, M68K_FEATURE_CF_ISA_A);
112     m68k_set_feature(env, M68K_FEATURE_MOVEFROMSR_PRIV);
113 }
114 
115 /* Base feature set, including isns. for m68k family */
116 static void m68000_cpu_initfn(Object *obj)
117 {
118     M68kCPU *cpu = M68K_CPU(obj);
119     CPUM68KState *env = &cpu->env;
120 
121     m68k_set_feature(env, M68K_FEATURE_M68K);
122     m68k_set_feature(env, M68K_FEATURE_USP);
123     m68k_set_feature(env, M68K_FEATURE_WORD_INDEX);
124     m68k_set_feature(env, M68K_FEATURE_MOVEP);
125 }
126 
127 /*
128  * Adds BKPT, MOVE-from-SR *now priv instr, and MOVEC, MOVES, RTD
129  */
130 static void m68010_cpu_initfn(Object *obj)
131 {
132     M68kCPU *cpu = M68K_CPU(obj);
133     CPUM68KState *env = &cpu->env;
134 
135     m68000_cpu_initfn(obj);
136     m68k_set_feature(env, M68K_FEATURE_M68010);
137     m68k_set_feature(env, M68K_FEATURE_RTD);
138     m68k_set_feature(env, M68K_FEATURE_BKPT);
139     m68k_set_feature(env, M68K_FEATURE_MOVEC);
140     m68k_set_feature(env, M68K_FEATURE_MOVEFROMSR_PRIV);
141 }
142 
143 /*
144  * Adds BFCHG, BFCLR, BFEXTS, BFEXTU, BFFFO, BFINS, BFSET, BFTST, CAS, CAS2,
145  *      CHK2, CMP2, DIVSL, DIVUL, EXTB, PACK, TRAPcc, UNPK.
146  *
147  * 68020/30 only:
148  *      CALLM, cpBcc, cpDBcc, cpGEN, cpRESTORE, cpSAVE, cpScc, cpTRAPcc
149  */
150 static void m68020_cpu_initfn(Object *obj)
151 {
152     M68kCPU *cpu = M68K_CPU(obj);
153     CPUM68KState *env = &cpu->env;
154 
155     m68010_cpu_initfn(obj);
156     m68k_unset_feature(env, M68K_FEATURE_M68010);
157     m68k_set_feature(env, M68K_FEATURE_M68020);
158     m68k_set_feature(env, M68K_FEATURE_QUAD_MULDIV);
159     m68k_set_feature(env, M68K_FEATURE_BRAL);
160     m68k_set_feature(env, M68K_FEATURE_BCCL);
161     m68k_set_feature(env, M68K_FEATURE_BITFIELD);
162     m68k_set_feature(env, M68K_FEATURE_EXT_FULL);
163     m68k_set_feature(env, M68K_FEATURE_SCALED_INDEX);
164     m68k_set_feature(env, M68K_FEATURE_LONG_MULDIV);
165     m68k_set_feature(env, M68K_FEATURE_FPU);
166     m68k_set_feature(env, M68K_FEATURE_CAS);
167     m68k_set_feature(env, M68K_FEATURE_CHK2);
168     m68k_set_feature(env, M68K_FEATURE_MSP);
169     m68k_set_feature(env, M68K_FEATURE_UNALIGNED_DATA);
170     m68k_set_feature(env, M68K_FEATURE_TRAPCC);
171 }
172 
173 /*
174  * Adds: PFLUSH (*5)
175  * 68030 Only: PFLUSHA (*5), PLOAD (*5), PMOVE
176  * 68030/40 Only: PTEST
177  *
178  * NOTES:
179  *  5. Not valid on MC68EC030
180  */
181 static void m68030_cpu_initfn(Object *obj)
182 {
183     M68kCPU *cpu = M68K_CPU(obj);
184     CPUM68KState *env = &cpu->env;
185 
186     m68020_cpu_initfn(obj);
187     m68k_unset_feature(env, M68K_FEATURE_M68020);
188     m68k_set_feature(env, M68K_FEATURE_M68030);
189 }
190 
191 /*
192  * Adds: CINV, CPUSH
193  * Adds all with Note *2: FABS, FSABS, FDABS, FADD, FSADD, FDADD, FBcc, FCMP,
194  *                        FDBcc, FDIV, FSDIV, FDDIV, FMOVE, FSMOVE, FDMOVE,
195  *                        FMOVEM, FMUL, FSMUL, FDMUL, FNEG, FSNEG, FDNEG, FNOP,
196  *                        FRESTORE, FSAVE, FScc, FSQRT, FSSQRT, FDSQRT, FSUB,
197  *                        FSSUB, FDSUB, FTRAPcc, FTST
198  *
199  * Adds with Notes *2, and *3: FACOS, FASIN, FATAN, FATANH, FCOS, FCOSH, FETOX,
200  *                             FETOXM, FGETEXP, FGETMAN, FINT, FINTRZ, FLOG10,
201  *                             FLOG2, FLOGN, FLOGNP1, FMOD, FMOVECR, FREM,
202  *                             FSCALE, FSGLDIV, FSGLMUL, FSIN, FSINCOS, FSINH,
203  *                             FTAN, FTANH, FTENTOX, FTWOTOX
204  * NOTES:
205  * 2. Not applicable to the MC68EC040, MC68LC040, MC68EC060, and MC68LC060.
206  * 3. These are software-supported instructions on the MC68040 and MC68060.
207  */
208 static void m68040_cpu_initfn(Object *obj)
209 {
210     M68kCPU *cpu = M68K_CPU(obj);
211     CPUM68KState *env = &cpu->env;
212 
213     m68030_cpu_initfn(obj);
214     m68k_unset_feature(env, M68K_FEATURE_M68030);
215     m68k_set_feature(env, M68K_FEATURE_M68040);
216 }
217 
218 /*
219  * Adds: PLPA
220  * Adds all with Note *2: CAS, CAS2, MULS, MULU, CHK2, CMP2, DIVS, DIVU
221  * All Fxxxx instructions are as per m68040 with exception to; FMOVEM NOTE3
222  *
223  * Does NOT implement MOVEP
224  *
225  * NOTES:
226  * 2. Not applicable to the MC68EC040, MC68LC040, MC68EC060, and MC68LC060.
227  * 3. These are software-supported instructions on the MC68040 and MC68060.
228  */
229 static void m68060_cpu_initfn(Object *obj)
230 {
231     M68kCPU *cpu = M68K_CPU(obj);
232     CPUM68KState *env = &cpu->env;
233 
234     m68040_cpu_initfn(obj);
235     m68k_unset_feature(env, M68K_FEATURE_M68040);
236     m68k_set_feature(env, M68K_FEATURE_M68060);
237     m68k_unset_feature(env, M68K_FEATURE_MOVEP);
238 
239     /* Implemented as a software feature */
240     m68k_unset_feature(env, M68K_FEATURE_QUAD_MULDIV);
241 }
242 
243 static void m5208_cpu_initfn(Object *obj)
244 {
245     M68kCPU *cpu = M68K_CPU(obj);
246     CPUM68KState *env = &cpu->env;
247 
248     m68k_set_feature(env, M68K_FEATURE_CF_ISA_A);
249     m68k_set_feature(env, M68K_FEATURE_CF_ISA_APLUSC);
250     m68k_set_feature(env, M68K_FEATURE_BRAL);
251     m68k_set_feature(env, M68K_FEATURE_CF_EMAC);
252     m68k_set_feature(env, M68K_FEATURE_USP);
253     m68k_set_feature(env, M68K_FEATURE_MOVEFROMSR_PRIV);
254 }
255 
256 static void cfv4e_cpu_initfn(Object *obj)
257 {
258     M68kCPU *cpu = M68K_CPU(obj);
259     CPUM68KState *env = &cpu->env;
260 
261     m68k_set_feature(env, M68K_FEATURE_CF_ISA_A);
262     m68k_set_feature(env, M68K_FEATURE_CF_ISA_B);
263     m68k_set_feature(env, M68K_FEATURE_BRAL);
264     m68k_set_feature(env, M68K_FEATURE_CF_FPU);
265     m68k_set_feature(env, M68K_FEATURE_CF_EMAC);
266     m68k_set_feature(env, M68K_FEATURE_USP);
267     m68k_set_feature(env, M68K_FEATURE_MOVEFROMSR_PRIV);
268 }
269 
270 static void any_cpu_initfn(Object *obj)
271 {
272     M68kCPU *cpu = M68K_CPU(obj);
273     CPUM68KState *env = &cpu->env;
274 
275     m68k_set_feature(env, M68K_FEATURE_CF_ISA_A);
276     m68k_set_feature(env, M68K_FEATURE_CF_ISA_B);
277     m68k_set_feature(env, M68K_FEATURE_CF_ISA_APLUSC);
278     m68k_set_feature(env, M68K_FEATURE_BRAL);
279     m68k_set_feature(env, M68K_FEATURE_CF_FPU);
280     /*
281      * MAC and EMAC are mututally exclusive, so pick EMAC.
282      * It's mostly backwards compatible.
283      */
284     m68k_set_feature(env, M68K_FEATURE_CF_EMAC);
285     m68k_set_feature(env, M68K_FEATURE_CF_EMAC_B);
286     m68k_set_feature(env, M68K_FEATURE_USP);
287     m68k_set_feature(env, M68K_FEATURE_EXT_FULL);
288     m68k_set_feature(env, M68K_FEATURE_WORD_INDEX);
289     m68k_set_feature(env, M68K_FEATURE_MOVEFROMSR_PRIV);
290 }
291 
292 static void m68k_cpu_realizefn(DeviceState *dev, Error **errp)
293 {
294     CPUState *cs = CPU(dev);
295     M68kCPU *cpu = M68K_CPU(dev);
296     M68kCPUClass *mcc = M68K_CPU_GET_CLASS(dev);
297     Error *local_err = NULL;
298 
299     register_m68k_insns(&cpu->env);
300 
301     cpu_exec_realizefn(cs, &local_err);
302     if (local_err != NULL) {
303         error_propagate(errp, local_err);
304         return;
305     }
306 
307     m68k_cpu_init_gdb(cpu);
308 
309     cpu_reset(cs);
310     qemu_init_vcpu(cs);
311 
312     mcc->parent_realize(dev, errp);
313 }
314 
315 static void m68k_cpu_initfn(Object *obj)
316 {
317     M68kCPU *cpu = M68K_CPU(obj);
318 
319     cpu_set_cpustate_pointers(cpu);
320 }
321 
322 #if defined(CONFIG_SOFTMMU)
323 static bool fpu_needed(void *opaque)
324 {
325     M68kCPU *s = opaque;
326 
327     return m68k_feature(&s->env, M68K_FEATURE_CF_FPU) ||
328            m68k_feature(&s->env, M68K_FEATURE_FPU);
329 }
330 
331 typedef struct m68k_FPReg_tmp {
332     FPReg *parent;
333     uint64_t tmp_mant;
334     uint16_t tmp_exp;
335 } m68k_FPReg_tmp;
336 
337 static void cpu_get_fp80(uint64_t *pmant, uint16_t *pexp, floatx80 f)
338 {
339     CPU_LDoubleU temp;
340 
341     temp.d = f;
342     *pmant = temp.l.lower;
343     *pexp = temp.l.upper;
344 }
345 
346 static floatx80 cpu_set_fp80(uint64_t mant, uint16_t upper)
347 {
348     CPU_LDoubleU temp;
349 
350     temp.l.upper = upper;
351     temp.l.lower = mant;
352     return temp.d;
353 }
354 
355 static int freg_pre_save(void *opaque)
356 {
357     m68k_FPReg_tmp *tmp = opaque;
358 
359     cpu_get_fp80(&tmp->tmp_mant, &tmp->tmp_exp, tmp->parent->d);
360 
361     return 0;
362 }
363 
364 static int freg_post_load(void *opaque, int version)
365 {
366     m68k_FPReg_tmp *tmp = opaque;
367 
368     tmp->parent->d = cpu_set_fp80(tmp->tmp_mant, tmp->tmp_exp);
369 
370     return 0;
371 }
372 
373 static const VMStateDescription vmstate_freg_tmp = {
374     .name = "freg_tmp",
375     .post_load = freg_post_load,
376     .pre_save  = freg_pre_save,
377     .fields = (VMStateField[]) {
378         VMSTATE_UINT64(tmp_mant, m68k_FPReg_tmp),
379         VMSTATE_UINT16(tmp_exp, m68k_FPReg_tmp),
380         VMSTATE_END_OF_LIST()
381     }
382 };
383 
384 static const VMStateDescription vmstate_freg = {
385     .name = "freg",
386     .fields = (VMStateField[]) {
387         VMSTATE_WITH_TMP(FPReg, m68k_FPReg_tmp, vmstate_freg_tmp),
388         VMSTATE_END_OF_LIST()
389     }
390 };
391 
392 static int fpu_post_load(void *opaque, int version)
393 {
394     M68kCPU *s = opaque;
395 
396     cpu_m68k_restore_fp_status(&s->env);
397 
398     return 0;
399 }
400 
401 const VMStateDescription vmmstate_fpu = {
402     .name = "cpu/fpu",
403     .version_id = 1,
404     .minimum_version_id = 1,
405     .needed = fpu_needed,
406     .post_load = fpu_post_load,
407     .fields = (VMStateField[]) {
408         VMSTATE_UINT32(env.fpcr, M68kCPU),
409         VMSTATE_UINT32(env.fpsr, M68kCPU),
410         VMSTATE_STRUCT_ARRAY(env.fregs, M68kCPU, 8, 0, vmstate_freg, FPReg),
411         VMSTATE_STRUCT(env.fp_result, M68kCPU, 0, vmstate_freg, FPReg),
412         VMSTATE_END_OF_LIST()
413     }
414 };
415 
416 static bool cf_spregs_needed(void *opaque)
417 {
418     M68kCPU *s = opaque;
419 
420     return m68k_feature(&s->env, M68K_FEATURE_CF_ISA_A);
421 }
422 
423 const VMStateDescription vmstate_cf_spregs = {
424     .name = "cpu/cf_spregs",
425     .version_id = 1,
426     .minimum_version_id = 1,
427     .needed = cf_spregs_needed,
428     .fields = (VMStateField[]) {
429         VMSTATE_UINT64_ARRAY(env.macc, M68kCPU, 4),
430         VMSTATE_UINT32(env.macsr, M68kCPU),
431         VMSTATE_UINT32(env.mac_mask, M68kCPU),
432         VMSTATE_UINT32(env.rambar0, M68kCPU),
433         VMSTATE_UINT32(env.mbar, M68kCPU),
434         VMSTATE_END_OF_LIST()
435     }
436 };
437 
438 static bool cpu_68040_mmu_needed(void *opaque)
439 {
440     M68kCPU *s = opaque;
441 
442     return m68k_feature(&s->env, M68K_FEATURE_M68040);
443 }
444 
445 const VMStateDescription vmstate_68040_mmu = {
446     .name = "cpu/68040_mmu",
447     .version_id = 1,
448     .minimum_version_id = 1,
449     .needed = cpu_68040_mmu_needed,
450     .fields = (VMStateField[]) {
451         VMSTATE_UINT32(env.mmu.ar, M68kCPU),
452         VMSTATE_UINT32(env.mmu.ssw, M68kCPU),
453         VMSTATE_UINT16(env.mmu.tcr, M68kCPU),
454         VMSTATE_UINT32(env.mmu.urp, M68kCPU),
455         VMSTATE_UINT32(env.mmu.srp, M68kCPU),
456         VMSTATE_BOOL(env.mmu.fault, M68kCPU),
457         VMSTATE_UINT32_ARRAY(env.mmu.ttr, M68kCPU, 4),
458         VMSTATE_UINT32(env.mmu.mmusr, M68kCPU),
459         VMSTATE_END_OF_LIST()
460     }
461 };
462 
463 static bool cpu_68040_spregs_needed(void *opaque)
464 {
465     M68kCPU *s = opaque;
466 
467     return m68k_feature(&s->env, M68K_FEATURE_M68040);
468 }
469 
470 const VMStateDescription vmstate_68040_spregs = {
471     .name = "cpu/68040_spregs",
472     .version_id = 1,
473     .minimum_version_id = 1,
474     .needed = cpu_68040_spregs_needed,
475     .fields = (VMStateField[]) {
476         VMSTATE_UINT32(env.vbr, M68kCPU),
477         VMSTATE_UINT32(env.cacr, M68kCPU),
478         VMSTATE_UINT32(env.sfc, M68kCPU),
479         VMSTATE_UINT32(env.dfc, M68kCPU),
480         VMSTATE_END_OF_LIST()
481     }
482 };
483 
484 static const VMStateDescription vmstate_m68k_cpu = {
485     .name = "cpu",
486     .version_id = 1,
487     .minimum_version_id = 1,
488     .fields      = (VMStateField[]) {
489         VMSTATE_UINT32_ARRAY(env.dregs, M68kCPU, 8),
490         VMSTATE_UINT32_ARRAY(env.aregs, M68kCPU, 8),
491         VMSTATE_UINT32(env.pc, M68kCPU),
492         VMSTATE_UINT32(env.sr, M68kCPU),
493         VMSTATE_INT32(env.current_sp, M68kCPU),
494         VMSTATE_UINT32_ARRAY(env.sp, M68kCPU, 3),
495         VMSTATE_UINT32(env.cc_op, M68kCPU),
496         VMSTATE_UINT32(env.cc_x, M68kCPU),
497         VMSTATE_UINT32(env.cc_n, M68kCPU),
498         VMSTATE_UINT32(env.cc_v, M68kCPU),
499         VMSTATE_UINT32(env.cc_c, M68kCPU),
500         VMSTATE_UINT32(env.cc_z, M68kCPU),
501         VMSTATE_INT32(env.pending_vector, M68kCPU),
502         VMSTATE_INT32(env.pending_level, M68kCPU),
503         VMSTATE_END_OF_LIST()
504     },
505     .subsections = (const VMStateDescription * []) {
506         &vmmstate_fpu,
507         &vmstate_cf_spregs,
508         &vmstate_68040_mmu,
509         &vmstate_68040_spregs,
510         NULL
511     },
512 };
513 #endif
514 
515 #ifndef CONFIG_USER_ONLY
516 #include "hw/core/sysemu-cpu-ops.h"
517 
518 static const struct SysemuCPUOps m68k_sysemu_ops = {
519     .get_phys_page_debug = m68k_cpu_get_phys_page_debug,
520 };
521 #endif
522 
523 #include "hw/core/tcg-cpu-ops.h"
524 
525 static const struct TCGCPUOps m68k_tcg_ops = {
526     .initialize = m68k_tcg_init,
527 
528 #ifndef CONFIG_USER_ONLY
529     .tlb_fill = m68k_cpu_tlb_fill,
530     .cpu_exec_interrupt = m68k_cpu_exec_interrupt,
531     .do_interrupt = m68k_cpu_do_interrupt,
532     .do_transaction_failed = m68k_cpu_transaction_failed,
533 #endif /* !CONFIG_USER_ONLY */
534 };
535 
536 static void m68k_cpu_class_init(ObjectClass *c, void *data)
537 {
538     M68kCPUClass *mcc = M68K_CPU_CLASS(c);
539     CPUClass *cc = CPU_CLASS(c);
540     DeviceClass *dc = DEVICE_CLASS(c);
541 
542     device_class_set_parent_realize(dc, m68k_cpu_realizefn,
543                                     &mcc->parent_realize);
544     device_class_set_parent_reset(dc, m68k_cpu_reset, &mcc->parent_reset);
545 
546     cc->class_by_name = m68k_cpu_class_by_name;
547     cc->has_work = m68k_cpu_has_work;
548     cc->dump_state = m68k_cpu_dump_state;
549     cc->set_pc = m68k_cpu_set_pc;
550     cc->get_pc = m68k_cpu_get_pc;
551     cc->gdb_read_register = m68k_cpu_gdb_read_register;
552     cc->gdb_write_register = m68k_cpu_gdb_write_register;
553 #if defined(CONFIG_SOFTMMU)
554     dc->vmsd = &vmstate_m68k_cpu;
555     cc->sysemu_ops = &m68k_sysemu_ops;
556 #endif
557     cc->disas_set_info = m68k_cpu_disas_set_info;
558 
559     cc->gdb_num_core_regs = 18;
560     cc->tcg_ops = &m68k_tcg_ops;
561 }
562 
563 static void m68k_cpu_class_init_cf_core(ObjectClass *c, void *data)
564 {
565     CPUClass *cc = CPU_CLASS(c);
566 
567     cc->gdb_core_xml_file = "cf-core.xml";
568 }
569 
570 #define DEFINE_M68K_CPU_TYPE_CF(model)               \
571     {                                                \
572         .name = M68K_CPU_TYPE_NAME(#model),          \
573         .instance_init = model##_cpu_initfn,         \
574         .parent = TYPE_M68K_CPU,                     \
575         .class_init = m68k_cpu_class_init_cf_core    \
576     }
577 
578 static void m68k_cpu_class_init_m68k_core(ObjectClass *c, void *data)
579 {
580     CPUClass *cc = CPU_CLASS(c);
581 
582     cc->gdb_core_xml_file = "m68k-core.xml";
583 }
584 
585 #define DEFINE_M68K_CPU_TYPE_M68K(model)             \
586     {                                                \
587         .name = M68K_CPU_TYPE_NAME(#model),          \
588         .instance_init = model##_cpu_initfn,         \
589         .parent = TYPE_M68K_CPU,                     \
590         .class_init = m68k_cpu_class_init_m68k_core  \
591     }
592 
593 static const TypeInfo m68k_cpus_type_infos[] = {
594     { /* base class should be registered first */
595         .name = TYPE_M68K_CPU,
596         .parent = TYPE_CPU,
597         .instance_size = sizeof(M68kCPU),
598         .instance_init = m68k_cpu_initfn,
599         .abstract = true,
600         .class_size = sizeof(M68kCPUClass),
601         .class_init = m68k_cpu_class_init,
602     },
603     DEFINE_M68K_CPU_TYPE_M68K(m68000),
604     DEFINE_M68K_CPU_TYPE_M68K(m68010),
605     DEFINE_M68K_CPU_TYPE_M68K(m68020),
606     DEFINE_M68K_CPU_TYPE_M68K(m68030),
607     DEFINE_M68K_CPU_TYPE_M68K(m68040),
608     DEFINE_M68K_CPU_TYPE_M68K(m68060),
609     DEFINE_M68K_CPU_TYPE_CF(m5206),
610     DEFINE_M68K_CPU_TYPE_CF(m5208),
611     DEFINE_M68K_CPU_TYPE_CF(cfv4e),
612     DEFINE_M68K_CPU_TYPE_CF(any),
613 };
614 
615 DEFINE_TYPES(m68k_cpus_type_infos)
616