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20#include "qemu/osdep.h"
21#include "qapi/error.h"
22#include "cpu.h"
23#include "qemu/error-report.h"
24#include "exec/exec-all.h"
25
26
27
28static int cpu_sparc_find_by_name(sparc_def_t *cpu_def, const char *cpu_model);
29
30
31static void sparc_cpu_reset(CPUState *s)
32{
33 SPARCCPU *cpu = SPARC_CPU(s);
34 SPARCCPUClass *scc = SPARC_CPU_GET_CLASS(cpu);
35 CPUSPARCState *env = &cpu->env;
36
37 scc->parent_reset(s);
38
39 memset(env, 0, offsetof(CPUSPARCState, end_reset_fields));
40 env->cwp = 0;
41#ifndef TARGET_SPARC64
42 env->wim = 1;
43#endif
44 env->regwptr = env->regbase + (env->cwp * 16);
45 CC_OP = CC_OP_FLAGS;
46#if defined(CONFIG_USER_ONLY)
47#ifdef TARGET_SPARC64
48 env->cleanwin = env->nwindows - 2;
49 env->cansave = env->nwindows - 2;
50 env->pstate = PS_RMO | PS_PEF | PS_IE;
51 env->asi = 0x82;
52#endif
53#else
54#if !defined(TARGET_SPARC64)
55 env->psret = 0;
56 env->psrs = 1;
57 env->psrps = 1;
58#endif
59#ifdef TARGET_SPARC64
60 env->pstate = PS_PRIV | PS_RED | PS_PEF;
61 if (!cpu_has_hypervisor(env)) {
62 env->pstate |= PS_AG;
63 }
64 env->hpstate = cpu_has_hypervisor(env) ? HS_PRIV : 0;
65 env->tl = env->maxtl;
66 env->gl = 2;
67 cpu_tsptr(env)->tt = TT_POWER_ON_RESET;
68 env->lsu = 0;
69#else
70 env->mmuregs[0] &= ~(MMU_E | MMU_NF);
71 env->mmuregs[0] |= env->def->mmu_bm;
72#endif
73 env->pc = 0;
74 env->npc = env->pc + 4;
75#endif
76 env->cache_control = 0;
77}
78
79static bool sparc_cpu_exec_interrupt(CPUState *cs, int interrupt_request)
80{
81 if (interrupt_request & CPU_INTERRUPT_HARD) {
82 SPARCCPU *cpu = SPARC_CPU(cs);
83 CPUSPARCState *env = &cpu->env;
84
85 if (cpu_interrupts_enabled(env) && env->interrupt_index > 0) {
86 int pil = env->interrupt_index & 0xf;
87 int type = env->interrupt_index & 0xf0;
88
89 if (type != TT_EXTINT || cpu_pil_allowed(env, pil)) {
90 cs->exception_index = env->interrupt_index;
91 sparc_cpu_do_interrupt(cs);
92 return true;
93 }
94 }
95 }
96 return false;
97}
98
99static void cpu_sparc_disas_set_info(CPUState *cpu, disassemble_info *info)
100{
101 info->print_insn = print_insn_sparc;
102#ifdef TARGET_SPARC64
103 info->mach = bfd_mach_sparc_v9b;
104#endif
105}
106
107static void sparc_cpu_parse_features(CPUState *cs, char *features,
108 Error **errp);
109
110static int cpu_sparc_register(SPARCCPU *cpu, const char *cpu_model)
111{
112 CPUSPARCState *env = &cpu->env;
113 char *s = g_strdup(cpu_model);
114 char *featurestr, *name = strtok(s, ",");
115 sparc_def_t def1, *def = &def1;
116 Error *err = NULL;
117
118 if (cpu_sparc_find_by_name(def, name) < 0) {
119 g_free(s);
120 return -1;
121 }
122
123 env->def = g_memdup(def, sizeof(*def));
124
125 featurestr = strtok(NULL, ",");
126 sparc_cpu_parse_features(CPU(cpu), featurestr, &err);
127 g_free(s);
128 if (err) {
129 error_report_err(err);
130 return -1;
131 }
132
133 env->version = def->iu_version;
134 env->fsr = def->fpu_version;
135 env->nwindows = def->nwindows;
136#if !defined(TARGET_SPARC64)
137 env->mmuregs[0] |= def->mmu_version;
138 cpu_sparc_set_id(env, 0);
139 env->mxccregs[7] |= def->mxcc_version;
140#else
141 env->mmu_version = def->mmu_version;
142 env->maxtl = def->maxtl;
143 env->version |= def->maxtl << 8;
144 env->version |= def->nwindows - 1;
145#endif
146 return 0;
147}
148
149SPARCCPU *cpu_sparc_init(const char *cpu_model)
150{
151 SPARCCPU *cpu;
152
153 cpu = SPARC_CPU(object_new(TYPE_SPARC_CPU));
154
155 if (cpu_sparc_register(cpu, cpu_model) < 0) {
156 object_unref(OBJECT(cpu));
157 return NULL;
158 }
159
160 object_property_set_bool(OBJECT(cpu), true, "realized", NULL);
161
162 return cpu;
163}
164
165void cpu_sparc_set_id(CPUSPARCState *env, unsigned int cpu)
166{
167#if !defined(TARGET_SPARC64)
168 env->mxccregs[7] = ((cpu + 8) & 0xf) << 24;
169#endif
170}
171
172static const sparc_def_t sparc_defs[] = {
173#ifdef TARGET_SPARC64
174 {
175 .name = "Fujitsu Sparc64",
176 .iu_version = ((0x04ULL << 48) | (0x02ULL << 32) | (0ULL << 24)),
177 .fpu_version = 0x00000000,
178 .mmu_version = mmu_us_12,
179 .nwindows = 4,
180 .maxtl = 4,
181 .features = CPU_DEFAULT_FEATURES,
182 },
183 {
184 .name = "Fujitsu Sparc64 III",
185 .iu_version = ((0x04ULL << 48) | (0x03ULL << 32) | (0ULL << 24)),
186 .fpu_version = 0x00000000,
187 .mmu_version = mmu_us_12,
188 .nwindows = 5,
189 .maxtl = 4,
190 .features = CPU_DEFAULT_FEATURES,
191 },
192 {
193 .name = "Fujitsu Sparc64 IV",
194 .iu_version = ((0x04ULL << 48) | (0x04ULL << 32) | (0ULL << 24)),
195 .fpu_version = 0x00000000,
196 .mmu_version = mmu_us_12,
197 .nwindows = 8,
198 .maxtl = 5,
199 .features = CPU_DEFAULT_FEATURES,
200 },
201 {
202 .name = "Fujitsu Sparc64 V",
203 .iu_version = ((0x04ULL << 48) | (0x05ULL << 32) | (0x51ULL << 24)),
204 .fpu_version = 0x00000000,
205 .mmu_version = mmu_us_12,
206 .nwindows = 8,
207 .maxtl = 5,
208 .features = CPU_DEFAULT_FEATURES,
209 },
210 {
211 .name = "TI UltraSparc I",
212 .iu_version = ((0x17ULL << 48) | (0x10ULL << 32) | (0x40ULL << 24)),
213 .fpu_version = 0x00000000,
214 .mmu_version = mmu_us_12,
215 .nwindows = 8,
216 .maxtl = 5,
217 .features = CPU_DEFAULT_FEATURES,
218 },
219 {
220 .name = "TI UltraSparc II",
221 .iu_version = ((0x17ULL << 48) | (0x11ULL << 32) | (0x20ULL << 24)),
222 .fpu_version = 0x00000000,
223 .mmu_version = mmu_us_12,
224 .nwindows = 8,
225 .maxtl = 5,
226 .features = CPU_DEFAULT_FEATURES,
227 },
228 {
229 .name = "TI UltraSparc IIi",
230 .iu_version = ((0x17ULL << 48) | (0x12ULL << 32) | (0x91ULL << 24)),
231 .fpu_version = 0x00000000,
232 .mmu_version = mmu_us_12,
233 .nwindows = 8,
234 .maxtl = 5,
235 .features = CPU_DEFAULT_FEATURES,
236 },
237 {
238 .name = "TI UltraSparc IIe",
239 .iu_version = ((0x17ULL << 48) | (0x13ULL << 32) | (0x14ULL << 24)),
240 .fpu_version = 0x00000000,
241 .mmu_version = mmu_us_12,
242 .nwindows = 8,
243 .maxtl = 5,
244 .features = CPU_DEFAULT_FEATURES,
245 },
246 {
247 .name = "Sun UltraSparc III",
248 .iu_version = ((0x3eULL << 48) | (0x14ULL << 32) | (0x34ULL << 24)),
249 .fpu_version = 0x00000000,
250 .mmu_version = mmu_us_12,
251 .nwindows = 8,
252 .maxtl = 5,
253 .features = CPU_DEFAULT_FEATURES,
254 },
255 {
256 .name = "Sun UltraSparc III Cu",
257 .iu_version = ((0x3eULL << 48) | (0x15ULL << 32) | (0x41ULL << 24)),
258 .fpu_version = 0x00000000,
259 .mmu_version = mmu_us_3,
260 .nwindows = 8,
261 .maxtl = 5,
262 .features = CPU_DEFAULT_FEATURES,
263 },
264 {
265 .name = "Sun UltraSparc IIIi",
266 .iu_version = ((0x3eULL << 48) | (0x16ULL << 32) | (0x34ULL << 24)),
267 .fpu_version = 0x00000000,
268 .mmu_version = mmu_us_12,
269 .nwindows = 8,
270 .maxtl = 5,
271 .features = CPU_DEFAULT_FEATURES,
272 },
273 {
274 .name = "Sun UltraSparc IV",
275 .iu_version = ((0x3eULL << 48) | (0x18ULL << 32) | (0x31ULL << 24)),
276 .fpu_version = 0x00000000,
277 .mmu_version = mmu_us_4,
278 .nwindows = 8,
279 .maxtl = 5,
280 .features = CPU_DEFAULT_FEATURES,
281 },
282 {
283 .name = "Sun UltraSparc IV+",
284 .iu_version = ((0x3eULL << 48) | (0x19ULL << 32) | (0x22ULL << 24)),
285 .fpu_version = 0x00000000,
286 .mmu_version = mmu_us_12,
287 .nwindows = 8,
288 .maxtl = 5,
289 .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_CMT,
290 },
291 {
292 .name = "Sun UltraSparc IIIi+",
293 .iu_version = ((0x3eULL << 48) | (0x22ULL << 32) | (0ULL << 24)),
294 .fpu_version = 0x00000000,
295 .mmu_version = mmu_us_3,
296 .nwindows = 8,
297 .maxtl = 5,
298 .features = CPU_DEFAULT_FEATURES,
299 },
300 {
301 .name = "Sun UltraSparc T1",
302
303 .iu_version = ((0x3eULL << 48) | (0x23ULL << 32) | (0x02ULL << 24)),
304 .fpu_version = 0x00000000,
305 .mmu_version = mmu_sun4v,
306 .nwindows = 8,
307 .maxtl = 6,
308 .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_HYPV | CPU_FEATURE_CMT
309 | CPU_FEATURE_GL,
310 },
311 {
312 .name = "Sun UltraSparc T2",
313
314 .iu_version = ((0x3eULL << 48) | (0x24ULL << 32) | (0x02ULL << 24)),
315 .fpu_version = 0x00000000,
316 .mmu_version = mmu_sun4v,
317 .nwindows = 8,
318 .maxtl = 6,
319 .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_HYPV | CPU_FEATURE_CMT
320 | CPU_FEATURE_GL,
321 },
322 {
323 .name = "NEC UltraSparc I",
324 .iu_version = ((0x22ULL << 48) | (0x10ULL << 32) | (0x40ULL << 24)),
325 .fpu_version = 0x00000000,
326 .mmu_version = mmu_us_12,
327 .nwindows = 8,
328 .maxtl = 5,
329 .features = CPU_DEFAULT_FEATURES,
330 },
331#else
332 {
333 .name = "Fujitsu MB86904",
334 .iu_version = 0x04 << 24,
335 .fpu_version = 4 << 17,
336 .mmu_version = 0x04 << 24,
337 .mmu_bm = 0x00004000,
338 .mmu_ctpr_mask = 0x00ffffc0,
339 .mmu_cxr_mask = 0x000000ff,
340 .mmu_sfsr_mask = 0x00016fff,
341 .mmu_trcr_mask = 0x00ffffff,
342 .nwindows = 8,
343 .features = CPU_DEFAULT_FEATURES,
344 },
345 {
346 .name = "Fujitsu MB86907",
347 .iu_version = 0x05 << 24,
348 .fpu_version = 4 << 17,
349 .mmu_version = 0x05 << 24,
350 .mmu_bm = 0x00004000,
351 .mmu_ctpr_mask = 0xffffffc0,
352 .mmu_cxr_mask = 0x000000ff,
353 .mmu_sfsr_mask = 0x00016fff,
354 .mmu_trcr_mask = 0xffffffff,
355 .nwindows = 8,
356 .features = CPU_DEFAULT_FEATURES,
357 },
358 {
359 .name = "TI MicroSparc I",
360 .iu_version = 0x41000000,
361 .fpu_version = 4 << 17,
362 .mmu_version = 0x41000000,
363 .mmu_bm = 0x00004000,
364 .mmu_ctpr_mask = 0x007ffff0,
365 .mmu_cxr_mask = 0x0000003f,
366 .mmu_sfsr_mask = 0x00016fff,
367 .mmu_trcr_mask = 0x0000003f,
368 .nwindows = 7,
369 .features = CPU_FEATURE_FLOAT | CPU_FEATURE_SWAP | CPU_FEATURE_MUL |
370 CPU_FEATURE_DIV | CPU_FEATURE_FLUSH | CPU_FEATURE_FSQRT |
371 CPU_FEATURE_FMUL,
372 },
373 {
374 .name = "TI MicroSparc II",
375 .iu_version = 0x42000000,
376 .fpu_version = 4 << 17,
377 .mmu_version = 0x02000000,
378 .mmu_bm = 0x00004000,
379 .mmu_ctpr_mask = 0x00ffffc0,
380 .mmu_cxr_mask = 0x000000ff,
381 .mmu_sfsr_mask = 0x00016fff,
382 .mmu_trcr_mask = 0x00ffffff,
383 .nwindows = 8,
384 .features = CPU_DEFAULT_FEATURES,
385 },
386 {
387 .name = "TI MicroSparc IIep",
388 .iu_version = 0x42000000,
389 .fpu_version = 4 << 17,
390 .mmu_version = 0x04000000,
391 .mmu_bm = 0x00004000,
392 .mmu_ctpr_mask = 0x00ffffc0,
393 .mmu_cxr_mask = 0x000000ff,
394 .mmu_sfsr_mask = 0x00016bff,
395 .mmu_trcr_mask = 0x00ffffff,
396 .nwindows = 8,
397 .features = CPU_DEFAULT_FEATURES,
398 },
399 {
400 .name = "TI SuperSparc 40",
401 .iu_version = 0x41000000,
402 .fpu_version = 0 << 17,
403 .mmu_version = 0x00000800,
404 .mmu_bm = 0x00002000,
405 .mmu_ctpr_mask = 0xffffffc0,
406 .mmu_cxr_mask = 0x0000ffff,
407 .mmu_sfsr_mask = 0xffffffff,
408 .mmu_trcr_mask = 0xffffffff,
409 .nwindows = 8,
410 .features = CPU_DEFAULT_FEATURES,
411 },
412 {
413 .name = "TI SuperSparc 50",
414 .iu_version = 0x40000000,
415 .fpu_version = 0 << 17,
416 .mmu_version = 0x01000800,
417 .mmu_bm = 0x00002000,
418 .mmu_ctpr_mask = 0xffffffc0,
419 .mmu_cxr_mask = 0x0000ffff,
420 .mmu_sfsr_mask = 0xffffffff,
421 .mmu_trcr_mask = 0xffffffff,
422 .nwindows = 8,
423 .features = CPU_DEFAULT_FEATURES,
424 },
425 {
426 .name = "TI SuperSparc 51",
427 .iu_version = 0x40000000,
428 .fpu_version = 0 << 17,
429 .mmu_version = 0x01000000,
430 .mmu_bm = 0x00002000,
431 .mmu_ctpr_mask = 0xffffffc0,
432 .mmu_cxr_mask = 0x0000ffff,
433 .mmu_sfsr_mask = 0xffffffff,
434 .mmu_trcr_mask = 0xffffffff,
435 .mxcc_version = 0x00000104,
436 .nwindows = 8,
437 .features = CPU_DEFAULT_FEATURES,
438 },
439 {
440 .name = "TI SuperSparc 60",
441 .iu_version = 0x40000000,
442 .fpu_version = 0 << 17,
443 .mmu_version = 0x01000800,
444 .mmu_bm = 0x00002000,
445 .mmu_ctpr_mask = 0xffffffc0,
446 .mmu_cxr_mask = 0x0000ffff,
447 .mmu_sfsr_mask = 0xffffffff,
448 .mmu_trcr_mask = 0xffffffff,
449 .nwindows = 8,
450 .features = CPU_DEFAULT_FEATURES,
451 },
452 {
453 .name = "TI SuperSparc 61",
454 .iu_version = 0x44000000,
455 .fpu_version = 0 << 17,
456 .mmu_version = 0x01000000,
457 .mmu_bm = 0x00002000,
458 .mmu_ctpr_mask = 0xffffffc0,
459 .mmu_cxr_mask = 0x0000ffff,
460 .mmu_sfsr_mask = 0xffffffff,
461 .mmu_trcr_mask = 0xffffffff,
462 .mxcc_version = 0x00000104,
463 .nwindows = 8,
464 .features = CPU_DEFAULT_FEATURES,
465 },
466 {
467 .name = "TI SuperSparc II",
468 .iu_version = 0x40000000,
469 .fpu_version = 0 << 17,
470 .mmu_version = 0x08000000,
471 .mmu_bm = 0x00002000,
472 .mmu_ctpr_mask = 0xffffffc0,
473 .mmu_cxr_mask = 0x0000ffff,
474 .mmu_sfsr_mask = 0xffffffff,
475 .mmu_trcr_mask = 0xffffffff,
476 .mxcc_version = 0x00000104,
477 .nwindows = 8,
478 .features = CPU_DEFAULT_FEATURES,
479 },
480 {
481 .name = "LEON2",
482 .iu_version = 0xf2000000,
483 .fpu_version = 4 << 17,
484 .mmu_version = 0xf2000000,
485 .mmu_bm = 0x00004000,
486 .mmu_ctpr_mask = 0x007ffff0,
487 .mmu_cxr_mask = 0x0000003f,
488 .mmu_sfsr_mask = 0xffffffff,
489 .mmu_trcr_mask = 0xffffffff,
490 .nwindows = 8,
491 .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_TA0_SHUTDOWN,
492 },
493 {
494 .name = "LEON3",
495 .iu_version = 0xf3000000,
496 .fpu_version = 4 << 17,
497 .mmu_version = 0xf3000000,
498 .mmu_bm = 0x00000000,
499 .mmu_ctpr_mask = 0xfffffffc,
500 .mmu_cxr_mask = 0x000000ff,
501 .mmu_sfsr_mask = 0xffffffff,
502 .mmu_trcr_mask = 0xffffffff,
503 .nwindows = 8,
504 .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_TA0_SHUTDOWN |
505 CPU_FEATURE_ASR17 | CPU_FEATURE_CACHE_CTRL | CPU_FEATURE_POWERDOWN |
506 CPU_FEATURE_CASA,
507 },
508#endif
509};
510
511static const char * const feature_name[] = {
512 "float",
513 "float128",
514 "swap",
515 "mul",
516 "div",
517 "flush",
518 "fsqrt",
519 "fmul",
520 "vis1",
521 "vis2",
522 "fsmuld",
523 "hypv",
524 "cmt",
525 "gl",
526};
527
528static void print_features(FILE *f, fprintf_function cpu_fprintf,
529 uint32_t features, const char *prefix)
530{
531 unsigned int i;
532
533 for (i = 0; i < ARRAY_SIZE(feature_name); i++) {
534 if (feature_name[i] && (features & (1 << i))) {
535 if (prefix) {
536 (*cpu_fprintf)(f, "%s", prefix);
537 }
538 (*cpu_fprintf)(f, "%s ", feature_name[i]);
539 }
540 }
541}
542
543static void add_flagname_to_bitmaps(const char *flagname, uint32_t *features)
544{
545 unsigned int i;
546
547 for (i = 0; i < ARRAY_SIZE(feature_name); i++) {
548 if (feature_name[i] && !strcmp(flagname, feature_name[i])) {
549 *features |= 1 << i;
550 return;
551 }
552 }
553 error_report("CPU feature %s not found", flagname);
554}
555
556static int cpu_sparc_find_by_name(sparc_def_t *cpu_def, const char *name)
557{
558 unsigned int i;
559 const sparc_def_t *def = NULL;
560
561 for (i = 0; i < ARRAY_SIZE(sparc_defs); i++) {
562 if (strcasecmp(name, sparc_defs[i].name) == 0) {
563 def = &sparc_defs[i];
564 }
565 }
566 if (!def) {
567 return -1;
568 }
569 memcpy(cpu_def, def, sizeof(*def));
570 return 0;
571}
572
573static void sparc_cpu_parse_features(CPUState *cs, char *features,
574 Error **errp)
575{
576 SPARCCPU *cpu = SPARC_CPU(cs);
577 sparc_def_t *cpu_def = cpu->env.def;
578 char *featurestr;
579 uint32_t plus_features = 0;
580 uint32_t minus_features = 0;
581 uint64_t iu_version;
582 uint32_t fpu_version, mmu_version, nwindows;
583
584 featurestr = features ? strtok(features, ",") : NULL;
585 while (featurestr) {
586 char *val;
587
588 if (featurestr[0] == '+') {
589 add_flagname_to_bitmaps(featurestr + 1, &plus_features);
590 } else if (featurestr[0] == '-') {
591 add_flagname_to_bitmaps(featurestr + 1, &minus_features);
592 } else if ((val = strchr(featurestr, '='))) {
593 *val = 0; val++;
594 if (!strcmp(featurestr, "iu_version")) {
595 char *err;
596
597 iu_version = strtoll(val, &err, 0);
598 if (!*val || *err) {
599 error_setg(errp, "bad numerical value %s", val);
600 return;
601 }
602 cpu_def->iu_version = iu_version;
603#ifdef DEBUG_FEATURES
604 fprintf(stderr, "iu_version %" PRIx64 "\n", iu_version);
605#endif
606 } else if (!strcmp(featurestr, "fpu_version")) {
607 char *err;
608
609 fpu_version = strtol(val, &err, 0);
610 if (!*val || *err) {
611 error_setg(errp, "bad numerical value %s", val);
612 return;
613 }
614 cpu_def->fpu_version = fpu_version;
615#ifdef DEBUG_FEATURES
616 fprintf(stderr, "fpu_version %x\n", fpu_version);
617#endif
618 } else if (!strcmp(featurestr, "mmu_version")) {
619 char *err;
620
621 mmu_version = strtol(val, &err, 0);
622 if (!*val || *err) {
623 error_setg(errp, "bad numerical value %s", val);
624 return;
625 }
626 cpu_def->mmu_version = mmu_version;
627#ifdef DEBUG_FEATURES
628 fprintf(stderr, "mmu_version %x\n", mmu_version);
629#endif
630 } else if (!strcmp(featurestr, "nwindows")) {
631 char *err;
632
633 nwindows = strtol(val, &err, 0);
634 if (!*val || *err || nwindows > MAX_NWINDOWS ||
635 nwindows < MIN_NWINDOWS) {
636 error_setg(errp, "bad numerical value %s", val);
637 return;
638 }
639 cpu_def->nwindows = nwindows;
640#ifdef DEBUG_FEATURES
641 fprintf(stderr, "nwindows %d\n", nwindows);
642#endif
643 } else {
644 error_setg(errp, "unrecognized feature %s", featurestr);
645 return;
646 }
647 } else {
648 error_setg(errp, "feature string `%s' not in format "
649 "(+feature|-feature|feature=xyz)", featurestr);
650 return;
651 }
652 featurestr = strtok(NULL, ",");
653 }
654 cpu_def->features |= plus_features;
655 cpu_def->features &= ~minus_features;
656#ifdef DEBUG_FEATURES
657 print_features(stderr, fprintf, cpu_def->features, NULL);
658#endif
659}
660
661void sparc_cpu_list(FILE *f, fprintf_function cpu_fprintf)
662{
663 unsigned int i;
664
665 for (i = 0; i < ARRAY_SIZE(sparc_defs); i++) {
666 (*cpu_fprintf)(f, "Sparc %16s IU " TARGET_FMT_lx
667 " FPU %08x MMU %08x NWINS %d ",
668 sparc_defs[i].name,
669 sparc_defs[i].iu_version,
670 sparc_defs[i].fpu_version,
671 sparc_defs[i].mmu_version,
672 sparc_defs[i].nwindows);
673 print_features(f, cpu_fprintf, CPU_DEFAULT_FEATURES &
674 ~sparc_defs[i].features, "-");
675 print_features(f, cpu_fprintf, ~CPU_DEFAULT_FEATURES &
676 sparc_defs[i].features, "+");
677 (*cpu_fprintf)(f, "\n");
678 }
679 (*cpu_fprintf)(f, "Default CPU feature flags (use '-' to remove): ");
680 print_features(f, cpu_fprintf, CPU_DEFAULT_FEATURES, NULL);
681 (*cpu_fprintf)(f, "\n");
682 (*cpu_fprintf)(f, "Available CPU feature flags (use '+' to add): ");
683 print_features(f, cpu_fprintf, ~CPU_DEFAULT_FEATURES, NULL);
684 (*cpu_fprintf)(f, "\n");
685 (*cpu_fprintf)(f, "Numerical features (use '=' to set): iu_version "
686 "fpu_version mmu_version nwindows\n");
687}
688
689static void cpu_print_cc(FILE *f, fprintf_function cpu_fprintf,
690 uint32_t cc)
691{
692 cpu_fprintf(f, "%c%c%c%c", cc & PSR_NEG ? 'N' : '-',
693 cc & PSR_ZERO ? 'Z' : '-', cc & PSR_OVF ? 'V' : '-',
694 cc & PSR_CARRY ? 'C' : '-');
695}
696
697#ifdef TARGET_SPARC64
698#define REGS_PER_LINE 4
699#else
700#define REGS_PER_LINE 8
701#endif
702
703void sparc_cpu_dump_state(CPUState *cs, FILE *f, fprintf_function cpu_fprintf,
704 int flags)
705{
706 SPARCCPU *cpu = SPARC_CPU(cs);
707 CPUSPARCState *env = &cpu->env;
708 int i, x;
709
710 cpu_fprintf(f, "pc: " TARGET_FMT_lx " npc: " TARGET_FMT_lx "\n", env->pc,
711 env->npc);
712
713 for (i = 0; i < 8; i++) {
714 if (i % REGS_PER_LINE == 0) {
715 cpu_fprintf(f, "%%g%d-%d:", i, i + REGS_PER_LINE - 1);
716 }
717 cpu_fprintf(f, " " TARGET_FMT_lx, env->gregs[i]);
718 if (i % REGS_PER_LINE == REGS_PER_LINE - 1) {
719 cpu_fprintf(f, "\n");
720 }
721 }
722 for (x = 0; x < 3; x++) {
723 for (i = 0; i < 8; i++) {
724 if (i % REGS_PER_LINE == 0) {
725 cpu_fprintf(f, "%%%c%d-%d: ",
726 x == 0 ? 'o' : (x == 1 ? 'l' : 'i'),
727 i, i + REGS_PER_LINE - 1);
728 }
729 cpu_fprintf(f, TARGET_FMT_lx " ", env->regwptr[i + x * 8]);
730 if (i % REGS_PER_LINE == REGS_PER_LINE - 1) {
731 cpu_fprintf(f, "\n");
732 }
733 }
734 }
735
736 for (i = 0; i < TARGET_DPREGS; i++) {
737 if ((i & 3) == 0) {
738 cpu_fprintf(f, "%%f%02d: ", i * 2);
739 }
740 cpu_fprintf(f, " %016" PRIx64, env->fpr[i].ll);
741 if ((i & 3) == 3) {
742 cpu_fprintf(f, "\n");
743 }
744 }
745#ifdef TARGET_SPARC64
746 cpu_fprintf(f, "pstate: %08x ccr: %02x (icc: ", env->pstate,
747 (unsigned)cpu_get_ccr(env));
748 cpu_print_cc(f, cpu_fprintf, cpu_get_ccr(env) << PSR_CARRY_SHIFT);
749 cpu_fprintf(f, " xcc: ");
750 cpu_print_cc(f, cpu_fprintf, cpu_get_ccr(env) << (PSR_CARRY_SHIFT - 4));
751 cpu_fprintf(f, ") asi: %02x tl: %d pil: %x gl: %d\n", env->asi, env->tl,
752 env->psrpil, env->gl);
753 cpu_fprintf(f, "tbr: " TARGET_FMT_lx " hpstate: " TARGET_FMT_lx " htba: "
754 TARGET_FMT_lx "\n", env->tbr, env->hpstate, env->htba);
755 cpu_fprintf(f, "cansave: %d canrestore: %d otherwin: %d wstate: %d "
756 "cleanwin: %d cwp: %d\n",
757 env->cansave, env->canrestore, env->otherwin, env->wstate,
758 env->cleanwin, env->nwindows - 1 - env->cwp);
759 cpu_fprintf(f, "fsr: " TARGET_FMT_lx " y: " TARGET_FMT_lx " fprs: "
760 TARGET_FMT_lx "\n", env->fsr, env->y, env->fprs);
761
762#else
763 cpu_fprintf(f, "psr: %08x (icc: ", cpu_get_psr(env));
764 cpu_print_cc(f, cpu_fprintf, cpu_get_psr(env));
765 cpu_fprintf(f, " SPE: %c%c%c) wim: %08x\n", env->psrs ? 'S' : '-',
766 env->psrps ? 'P' : '-', env->psret ? 'E' : '-',
767 env->wim);
768 cpu_fprintf(f, "fsr: " TARGET_FMT_lx " y: " TARGET_FMT_lx "\n",
769 env->fsr, env->y);
770#endif
771 cpu_fprintf(f, "\n");
772}
773
774static void sparc_cpu_set_pc(CPUState *cs, vaddr value)
775{
776 SPARCCPU *cpu = SPARC_CPU(cs);
777
778 cpu->env.pc = value;
779 cpu->env.npc = value + 4;
780}
781
782static void sparc_cpu_synchronize_from_tb(CPUState *cs, TranslationBlock *tb)
783{
784 SPARCCPU *cpu = SPARC_CPU(cs);
785
786 cpu->env.pc = tb->pc;
787 cpu->env.npc = tb->cs_base;
788}
789
790static bool sparc_cpu_has_work(CPUState *cs)
791{
792 SPARCCPU *cpu = SPARC_CPU(cs);
793 CPUSPARCState *env = &cpu->env;
794
795 return (cs->interrupt_request & CPU_INTERRUPT_HARD) &&
796 cpu_interrupts_enabled(env);
797}
798
799static void sparc_cpu_realizefn(DeviceState *dev, Error **errp)
800{
801 CPUState *cs = CPU(dev);
802 SPARCCPUClass *scc = SPARC_CPU_GET_CLASS(dev);
803 Error *local_err = NULL;
804#if defined(CONFIG_USER_ONLY)
805 SPARCCPU *cpu = SPARC_CPU(dev);
806 CPUSPARCState *env = &cpu->env;
807
808 if ((env->def->features & CPU_FEATURE_FLOAT)) {
809 env->def->features |= CPU_FEATURE_FLOAT128;
810 }
811#endif
812
813 cpu_exec_realizefn(cs, &local_err);
814 if (local_err != NULL) {
815 error_propagate(errp, local_err);
816 return;
817 }
818
819 qemu_init_vcpu(cs);
820
821 scc->parent_realize(dev, errp);
822}
823
824static void sparc_cpu_initfn(Object *obj)
825{
826 CPUState *cs = CPU(obj);
827 SPARCCPU *cpu = SPARC_CPU(obj);
828 CPUSPARCState *env = &cpu->env;
829
830 cs->env_ptr = env;
831
832 if (tcg_enabled()) {
833 gen_intermediate_code_init(env);
834 }
835}
836
837static void sparc_cpu_uninitfn(Object *obj)
838{
839 SPARCCPU *cpu = SPARC_CPU(obj);
840 CPUSPARCState *env = &cpu->env;
841
842 g_free(env->def);
843}
844
845static void sparc_cpu_class_init(ObjectClass *oc, void *data)
846{
847 SPARCCPUClass *scc = SPARC_CPU_CLASS(oc);
848 CPUClass *cc = CPU_CLASS(oc);
849 DeviceClass *dc = DEVICE_CLASS(oc);
850
851 scc->parent_realize = dc->realize;
852 dc->realize = sparc_cpu_realizefn;
853
854 scc->parent_reset = cc->reset;
855 cc->reset = sparc_cpu_reset;
856
857 cc->has_work = sparc_cpu_has_work;
858 cc->do_interrupt = sparc_cpu_do_interrupt;
859 cc->cpu_exec_interrupt = sparc_cpu_exec_interrupt;
860 cc->dump_state = sparc_cpu_dump_state;
861#if !defined(TARGET_SPARC64) && !defined(CONFIG_USER_ONLY)
862 cc->memory_rw_debug = sparc_cpu_memory_rw_debug;
863#endif
864 cc->set_pc = sparc_cpu_set_pc;
865 cc->synchronize_from_tb = sparc_cpu_synchronize_from_tb;
866 cc->gdb_read_register = sparc_cpu_gdb_read_register;
867 cc->gdb_write_register = sparc_cpu_gdb_write_register;
868#ifdef CONFIG_USER_ONLY
869 cc->handle_mmu_fault = sparc_cpu_handle_mmu_fault;
870#else
871 cc->do_unassigned_access = sparc_cpu_unassigned_access;
872 cc->do_unaligned_access = sparc_cpu_do_unaligned_access;
873 cc->get_phys_page_debug = sparc_cpu_get_phys_page_debug;
874 cc->vmsd = &vmstate_sparc_cpu;
875#endif
876 cc->disas_set_info = cpu_sparc_disas_set_info;
877
878#if defined(TARGET_SPARC64) && !defined(TARGET_ABI32)
879 cc->gdb_num_core_regs = 86;
880#else
881 cc->gdb_num_core_regs = 72;
882#endif
883}
884
885static const TypeInfo sparc_cpu_type_info = {
886 .name = TYPE_SPARC_CPU,
887 .parent = TYPE_CPU,
888 .instance_size = sizeof(SPARCCPU),
889 .instance_init = sparc_cpu_initfn,
890 .instance_finalize = sparc_cpu_uninitfn,
891 .abstract = false,
892 .class_size = sizeof(SPARCCPUClass),
893 .class_init = sparc_cpu_class_init,
894};
895
896static void sparc_cpu_register_types(void)
897{
898 type_register_static(&sparc_cpu_type_info);
899}
900
901type_init(sparc_cpu_register_types)
902