2 * Sparc CPU init helpers
4 * Copyright (c) 2003-2005 Fabrice Bellard
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.
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.
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/>.
20 #include "qemu/osdep.h"
21 #include "qapi/error.h"
23 #include "qemu/qemu-print.h"
24 #include "exec/exec-all.h"
25 #include "hw/qdev-properties.h"
26 #include "qapi/visitor.h"
28 //#define DEBUG_FEATURES
30 /* CPUClass::reset() */
31 static void sparc_cpu_reset(CPUState *s)
33 SPARCCPU *cpu = SPARC_CPU(s);
34 SPARCCPUClass *scc = SPARC_CPU_GET_CLASS(cpu);
35 CPUSPARCState *env = &cpu->env;
39 memset(env, 0, offsetof(CPUSPARCState, end_reset_fields));
41 #ifndef TARGET_SPARC64
44 env->regwptr = env->regbase + (env->cwp * 16);
46 #if defined(CONFIG_USER_ONLY)
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; /* Primary no-fault */
54 #if !defined(TARGET_SPARC64)
60 env->pstate = PS_PRIV | PS_RED | PS_PEF;
61 if (!cpu_has_hypervisor(env)) {
64 env->hpstate = cpu_has_hypervisor(env) ? HS_PRIV : 0;
67 cpu_tsptr(env)->tt = TT_POWER_ON_RESET;
70 env->mmuregs[0] &= ~(MMU_E | MMU_NF);
71 env->mmuregs[0] |= env->def.mmu_bm;
74 env->npc = env->pc + 4;
76 env->cache_control = 0;
79 static bool sparc_cpu_exec_interrupt(CPUState *cs, int interrupt_request)
81 if (interrupt_request & CPU_INTERRUPT_HARD) {
82 SPARCCPU *cpu = SPARC_CPU(cs);
83 CPUSPARCState *env = &cpu->env;
85 if (cpu_interrupts_enabled(env) && env->interrupt_index > 0) {
86 int pil = env->interrupt_index & 0xf;
87 int type = env->interrupt_index & 0xf0;
89 if (type != TT_EXTINT || cpu_pil_allowed(env, pil)) {
90 cs->exception_index = env->interrupt_index;
91 sparc_cpu_do_interrupt(cs);
99 static void cpu_sparc_disas_set_info(CPUState *cpu, disassemble_info *info)
101 info->print_insn = print_insn_sparc;
102 #ifdef TARGET_SPARC64
103 info->mach = bfd_mach_sparc_v9b;
108 cpu_add_feat_as_prop(const char *typename, const char *name, const char *val)
110 GlobalProperty *prop = g_new0(typeof(*prop), 1);
111 prop->driver = typename;
112 prop->property = g_strdup(name);
113 prop->value = g_strdup(val);
114 qdev_prop_register_global(prop);
117 /* Parse "+feature,-feature,feature=foo" CPU feature string */
118 static void sparc_cpu_parse_features(const char *typename, char *features,
121 GList *l, *plus_features = NULL, *minus_features = NULL;
122 char *featurestr; /* Single 'key=value" string being parsed */
123 static bool cpu_globals_initialized;
125 if (cpu_globals_initialized) {
128 cpu_globals_initialized = true;
134 for (featurestr = strtok(features, ",");
136 featurestr = strtok(NULL, ",")) {
138 const char *val = NULL;
141 /* Compatibility syntax: */
142 if (featurestr[0] == '+') {
143 plus_features = g_list_append(plus_features,
144 g_strdup(featurestr + 1));
146 } else if (featurestr[0] == '-') {
147 minus_features = g_list_append(minus_features,
148 g_strdup(featurestr + 1));
152 eq = strchr(featurestr, '=');
159 * Temporarily, only +feat/-feat will be supported
160 * for boolean properties until we remove the
161 * minus-overrides-plus semantics and just follow
162 * the order options appear on the command-line.
164 * TODO: warn if user is relying on minus-override-plus semantics
165 * TODO: remove minus-override-plus semantics after
166 * warning for a few releases
168 if (!strcasecmp(val, "on") ||
169 !strcasecmp(val, "off") ||
170 !strcasecmp(val, "true") ||
171 !strcasecmp(val, "false")) {
172 error_setg(errp, "Boolean properties in format %s=%s"
173 " are not supported", name, val);
177 error_setg(errp, "Unsupported property format: %s", name);
180 cpu_add_feat_as_prop(typename, name, val);
183 for (l = plus_features; l; l = l->next) {
184 const char *name = l->data;
185 cpu_add_feat_as_prop(typename, name, "on");
187 g_list_free_full(plus_features, g_free);
189 for (l = minus_features; l; l = l->next) {
190 const char *name = l->data;
191 cpu_add_feat_as_prop(typename, name, "off");
193 g_list_free_full(minus_features, g_free);
196 void cpu_sparc_set_id(CPUSPARCState *env, unsigned int cpu)
198 #if !defined(TARGET_SPARC64)
199 env->mxccregs[7] = ((cpu + 8) & 0xf) << 24;
203 static const sparc_def_t sparc_defs[] = {
204 #ifdef TARGET_SPARC64
206 .name = "Fujitsu Sparc64",
207 .iu_version = ((0x04ULL << 48) | (0x02ULL << 32) | (0ULL << 24)),
208 .fpu_version = 0x00000000,
209 .mmu_version = mmu_us_12,
212 .features = CPU_DEFAULT_FEATURES,
215 .name = "Fujitsu Sparc64 III",
216 .iu_version = ((0x04ULL << 48) | (0x03ULL << 32) | (0ULL << 24)),
217 .fpu_version = 0x00000000,
218 .mmu_version = mmu_us_12,
221 .features = CPU_DEFAULT_FEATURES,
224 .name = "Fujitsu Sparc64 IV",
225 .iu_version = ((0x04ULL << 48) | (0x04ULL << 32) | (0ULL << 24)),
226 .fpu_version = 0x00000000,
227 .mmu_version = mmu_us_12,
230 .features = CPU_DEFAULT_FEATURES,
233 .name = "Fujitsu Sparc64 V",
234 .iu_version = ((0x04ULL << 48) | (0x05ULL << 32) | (0x51ULL << 24)),
235 .fpu_version = 0x00000000,
236 .mmu_version = mmu_us_12,
239 .features = CPU_DEFAULT_FEATURES,
242 .name = "TI UltraSparc I",
243 .iu_version = ((0x17ULL << 48) | (0x10ULL << 32) | (0x40ULL << 24)),
244 .fpu_version = 0x00000000,
245 .mmu_version = mmu_us_12,
248 .features = CPU_DEFAULT_FEATURES,
251 .name = "TI UltraSparc II",
252 .iu_version = ((0x17ULL << 48) | (0x11ULL << 32) | (0x20ULL << 24)),
253 .fpu_version = 0x00000000,
254 .mmu_version = mmu_us_12,
257 .features = CPU_DEFAULT_FEATURES,
260 .name = "TI UltraSparc IIi",
261 .iu_version = ((0x17ULL << 48) | (0x12ULL << 32) | (0x91ULL << 24)),
262 .fpu_version = 0x00000000,
263 .mmu_version = mmu_us_12,
266 .features = CPU_DEFAULT_FEATURES,
269 .name = "TI UltraSparc IIe",
270 .iu_version = ((0x17ULL << 48) | (0x13ULL << 32) | (0x14ULL << 24)),
271 .fpu_version = 0x00000000,
272 .mmu_version = mmu_us_12,
275 .features = CPU_DEFAULT_FEATURES,
278 .name = "Sun UltraSparc III",
279 .iu_version = ((0x3eULL << 48) | (0x14ULL << 32) | (0x34ULL << 24)),
280 .fpu_version = 0x00000000,
281 .mmu_version = mmu_us_12,
284 .features = CPU_DEFAULT_FEATURES,
287 .name = "Sun UltraSparc III Cu",
288 .iu_version = ((0x3eULL << 48) | (0x15ULL << 32) | (0x41ULL << 24)),
289 .fpu_version = 0x00000000,
290 .mmu_version = mmu_us_3,
293 .features = CPU_DEFAULT_FEATURES,
296 .name = "Sun UltraSparc IIIi",
297 .iu_version = ((0x3eULL << 48) | (0x16ULL << 32) | (0x34ULL << 24)),
298 .fpu_version = 0x00000000,
299 .mmu_version = mmu_us_12,
302 .features = CPU_DEFAULT_FEATURES,
305 .name = "Sun UltraSparc IV",
306 .iu_version = ((0x3eULL << 48) | (0x18ULL << 32) | (0x31ULL << 24)),
307 .fpu_version = 0x00000000,
308 .mmu_version = mmu_us_4,
311 .features = CPU_DEFAULT_FEATURES,
314 .name = "Sun UltraSparc IV+",
315 .iu_version = ((0x3eULL << 48) | (0x19ULL << 32) | (0x22ULL << 24)),
316 .fpu_version = 0x00000000,
317 .mmu_version = mmu_us_12,
320 .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_CMT,
323 .name = "Sun UltraSparc IIIi+",
324 .iu_version = ((0x3eULL << 48) | (0x22ULL << 32) | (0ULL << 24)),
325 .fpu_version = 0x00000000,
326 .mmu_version = mmu_us_3,
329 .features = CPU_DEFAULT_FEATURES,
332 .name = "Sun UltraSparc T1",
333 /* defined in sparc_ifu_fdp.v and ctu.h */
334 .iu_version = ((0x3eULL << 48) | (0x23ULL << 32) | (0x02ULL << 24)),
335 .fpu_version = 0x00000000,
336 .mmu_version = mmu_sun4v,
339 .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_HYPV | CPU_FEATURE_CMT
343 .name = "Sun UltraSparc T2",
344 /* defined in tlu_asi_ctl.v and n2_revid_cust.v */
345 .iu_version = ((0x3eULL << 48) | (0x24ULL << 32) | (0x02ULL << 24)),
346 .fpu_version = 0x00000000,
347 .mmu_version = mmu_sun4v,
350 .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_HYPV | CPU_FEATURE_CMT
354 .name = "NEC UltraSparc I",
355 .iu_version = ((0x22ULL << 48) | (0x10ULL << 32) | (0x40ULL << 24)),
356 .fpu_version = 0x00000000,
357 .mmu_version = mmu_us_12,
360 .features = CPU_DEFAULT_FEATURES,
364 .name = "Fujitsu MB86904",
365 .iu_version = 0x04 << 24, /* Impl 0, ver 4 */
366 .fpu_version = 4 << 17, /* FPU version 4 (Meiko) */
367 .mmu_version = 0x04 << 24, /* Impl 0, ver 4 */
368 .mmu_bm = 0x00004000,
369 .mmu_ctpr_mask = 0x00ffffc0,
370 .mmu_cxr_mask = 0x000000ff,
371 .mmu_sfsr_mask = 0x00016fff,
372 .mmu_trcr_mask = 0x00ffffff,
374 .features = CPU_DEFAULT_FEATURES,
377 .name = "Fujitsu MB86907",
378 .iu_version = 0x05 << 24, /* Impl 0, ver 5 */
379 .fpu_version = 4 << 17, /* FPU version 4 (Meiko) */
380 .mmu_version = 0x05 << 24, /* Impl 0, ver 5 */
381 .mmu_bm = 0x00004000,
382 .mmu_ctpr_mask = 0xffffffc0,
383 .mmu_cxr_mask = 0x000000ff,
384 .mmu_sfsr_mask = 0x00016fff,
385 .mmu_trcr_mask = 0xffffffff,
387 .features = CPU_DEFAULT_FEATURES,
390 .name = "TI MicroSparc I",
391 .iu_version = 0x41000000,
392 .fpu_version = 4 << 17,
393 .mmu_version = 0x41000000,
394 .mmu_bm = 0x00004000,
395 .mmu_ctpr_mask = 0x007ffff0,
396 .mmu_cxr_mask = 0x0000003f,
397 .mmu_sfsr_mask = 0x00016fff,
398 .mmu_trcr_mask = 0x0000003f,
400 .features = CPU_FEATURE_FLOAT | CPU_FEATURE_SWAP | CPU_FEATURE_MUL |
401 CPU_FEATURE_DIV | CPU_FEATURE_FLUSH | CPU_FEATURE_FSQRT |
405 .name = "TI MicroSparc II",
406 .iu_version = 0x42000000,
407 .fpu_version = 4 << 17,
408 .mmu_version = 0x02000000,
409 .mmu_bm = 0x00004000,
410 .mmu_ctpr_mask = 0x00ffffc0,
411 .mmu_cxr_mask = 0x000000ff,
412 .mmu_sfsr_mask = 0x00016fff,
413 .mmu_trcr_mask = 0x00ffffff,
415 .features = CPU_DEFAULT_FEATURES,
418 .name = "TI MicroSparc IIep",
419 .iu_version = 0x42000000,
420 .fpu_version = 4 << 17,
421 .mmu_version = 0x04000000,
422 .mmu_bm = 0x00004000,
423 .mmu_ctpr_mask = 0x00ffffc0,
424 .mmu_cxr_mask = 0x000000ff,
425 .mmu_sfsr_mask = 0x00016bff,
426 .mmu_trcr_mask = 0x00ffffff,
428 .features = CPU_DEFAULT_FEATURES,
431 .name = "TI SuperSparc 40", /* STP1020NPGA */
432 .iu_version = 0x41000000, /* SuperSPARC 2.x */
433 .fpu_version = 0 << 17,
434 .mmu_version = 0x00000800, /* SuperSPARC 2.x, no MXCC */
435 .mmu_bm = 0x00002000,
436 .mmu_ctpr_mask = 0xffffffc0,
437 .mmu_cxr_mask = 0x0000ffff,
438 .mmu_sfsr_mask = 0xffffffff,
439 .mmu_trcr_mask = 0xffffffff,
441 .features = CPU_DEFAULT_FEATURES,
444 .name = "TI SuperSparc 50", /* STP1020PGA */
445 .iu_version = 0x40000000, /* SuperSPARC 3.x */
446 .fpu_version = 0 << 17,
447 .mmu_version = 0x01000800, /* SuperSPARC 3.x, no MXCC */
448 .mmu_bm = 0x00002000,
449 .mmu_ctpr_mask = 0xffffffc0,
450 .mmu_cxr_mask = 0x0000ffff,
451 .mmu_sfsr_mask = 0xffffffff,
452 .mmu_trcr_mask = 0xffffffff,
454 .features = CPU_DEFAULT_FEATURES,
457 .name = "TI SuperSparc 51",
458 .iu_version = 0x40000000, /* SuperSPARC 3.x */
459 .fpu_version = 0 << 17,
460 .mmu_version = 0x01000000, /* SuperSPARC 3.x, MXCC */
461 .mmu_bm = 0x00002000,
462 .mmu_ctpr_mask = 0xffffffc0,
463 .mmu_cxr_mask = 0x0000ffff,
464 .mmu_sfsr_mask = 0xffffffff,
465 .mmu_trcr_mask = 0xffffffff,
466 .mxcc_version = 0x00000104,
468 .features = CPU_DEFAULT_FEATURES,
471 .name = "TI SuperSparc 60", /* STP1020APGA */
472 .iu_version = 0x40000000, /* SuperSPARC 3.x */
473 .fpu_version = 0 << 17,
474 .mmu_version = 0x01000800, /* SuperSPARC 3.x, no MXCC */
475 .mmu_bm = 0x00002000,
476 .mmu_ctpr_mask = 0xffffffc0,
477 .mmu_cxr_mask = 0x0000ffff,
478 .mmu_sfsr_mask = 0xffffffff,
479 .mmu_trcr_mask = 0xffffffff,
481 .features = CPU_DEFAULT_FEATURES,
484 .name = "TI SuperSparc 61",
485 .iu_version = 0x44000000, /* SuperSPARC 3.x */
486 .fpu_version = 0 << 17,
487 .mmu_version = 0x01000000, /* SuperSPARC 3.x, MXCC */
488 .mmu_bm = 0x00002000,
489 .mmu_ctpr_mask = 0xffffffc0,
490 .mmu_cxr_mask = 0x0000ffff,
491 .mmu_sfsr_mask = 0xffffffff,
492 .mmu_trcr_mask = 0xffffffff,
493 .mxcc_version = 0x00000104,
495 .features = CPU_DEFAULT_FEATURES,
498 .name = "TI SuperSparc II",
499 .iu_version = 0x40000000, /* SuperSPARC II 1.x */
500 .fpu_version = 0 << 17,
501 .mmu_version = 0x08000000, /* SuperSPARC II 1.x, MXCC */
502 .mmu_bm = 0x00002000,
503 .mmu_ctpr_mask = 0xffffffc0,
504 .mmu_cxr_mask = 0x0000ffff,
505 .mmu_sfsr_mask = 0xffffffff,
506 .mmu_trcr_mask = 0xffffffff,
507 .mxcc_version = 0x00000104,
509 .features = CPU_DEFAULT_FEATURES,
513 .iu_version = 0xf2000000,
514 .fpu_version = 4 << 17, /* FPU version 4 (Meiko) */
515 .mmu_version = 0xf2000000,
516 .mmu_bm = 0x00004000,
517 .mmu_ctpr_mask = 0x007ffff0,
518 .mmu_cxr_mask = 0x0000003f,
519 .mmu_sfsr_mask = 0xffffffff,
520 .mmu_trcr_mask = 0xffffffff,
522 .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_TA0_SHUTDOWN,
526 .iu_version = 0xf3000000,
527 .fpu_version = 4 << 17, /* FPU version 4 (Meiko) */
528 .mmu_version = 0xf3000000,
529 .mmu_bm = 0x00000000,
530 .mmu_ctpr_mask = 0xfffffffc,
531 .mmu_cxr_mask = 0x000000ff,
532 .mmu_sfsr_mask = 0xffffffff,
533 .mmu_trcr_mask = 0xffffffff,
535 .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_TA0_SHUTDOWN |
536 CPU_FEATURE_ASR17 | CPU_FEATURE_CACHE_CTRL | CPU_FEATURE_POWERDOWN |
542 static const char * const feature_name[] = {
559 static void print_features(uint32_t features, const char *prefix)
563 for (i = 0; i < ARRAY_SIZE(feature_name); i++) {
564 if (feature_name[i] && (features & (1 << i))) {
566 qemu_printf("%s", prefix);
568 qemu_printf("%s ", feature_name[i]);
573 void sparc_cpu_list(void)
577 for (i = 0; i < ARRAY_SIZE(sparc_defs); i++) {
578 qemu_printf("Sparc %16s IU " TARGET_FMT_lx
579 " FPU %08x MMU %08x NWINS %d ",
581 sparc_defs[i].iu_version,
582 sparc_defs[i].fpu_version,
583 sparc_defs[i].mmu_version,
584 sparc_defs[i].nwindows);
585 print_features(CPU_DEFAULT_FEATURES & ~sparc_defs[i].features, "-");
586 print_features(~CPU_DEFAULT_FEATURES & sparc_defs[i].features, "+");
589 qemu_printf("Default CPU feature flags (use '-' to remove): ");
590 print_features(CPU_DEFAULT_FEATURES, NULL);
592 qemu_printf("Available CPU feature flags (use '+' to add): ");
593 print_features(~CPU_DEFAULT_FEATURES, NULL);
595 qemu_printf("Numerical features (use '=' to set): iu_version "
596 "fpu_version mmu_version nwindows\n");
599 static void cpu_print_cc(FILE *f, uint32_t cc)
601 qemu_fprintf(f, "%c%c%c%c", cc & PSR_NEG ? 'N' : '-',
602 cc & PSR_ZERO ? 'Z' : '-', cc & PSR_OVF ? 'V' : '-',
603 cc & PSR_CARRY ? 'C' : '-');
606 #ifdef TARGET_SPARC64
607 #define REGS_PER_LINE 4
609 #define REGS_PER_LINE 8
612 void sparc_cpu_dump_state(CPUState *cs, FILE *f, int flags)
614 SPARCCPU *cpu = SPARC_CPU(cs);
615 CPUSPARCState *env = &cpu->env;
618 qemu_fprintf(f, "pc: " TARGET_FMT_lx " npc: " TARGET_FMT_lx "\n", env->pc,
621 for (i = 0; i < 8; i++) {
622 if (i % REGS_PER_LINE == 0) {
623 qemu_fprintf(f, "%%g%d-%d:", i, i + REGS_PER_LINE - 1);
625 qemu_fprintf(f, " " TARGET_FMT_lx, env->gregs[i]);
626 if (i % REGS_PER_LINE == REGS_PER_LINE - 1) {
627 qemu_fprintf(f, "\n");
630 for (x = 0; x < 3; x++) {
631 for (i = 0; i < 8; i++) {
632 if (i % REGS_PER_LINE == 0) {
633 qemu_fprintf(f, "%%%c%d-%d: ",
634 x == 0 ? 'o' : (x == 1 ? 'l' : 'i'),
635 i, i + REGS_PER_LINE - 1);
637 qemu_fprintf(f, TARGET_FMT_lx " ", env->regwptr[i + x * 8]);
638 if (i % REGS_PER_LINE == REGS_PER_LINE - 1) {
639 qemu_fprintf(f, "\n");
644 if (flags & CPU_DUMP_FPU) {
645 for (i = 0; i < TARGET_DPREGS; i++) {
647 qemu_fprintf(f, "%%f%02d: ", i * 2);
649 qemu_fprintf(f, " %016" PRIx64, env->fpr[i].ll);
651 qemu_fprintf(f, "\n");
656 #ifdef TARGET_SPARC64
657 qemu_fprintf(f, "pstate: %08x ccr: %02x (icc: ", env->pstate,
658 (unsigned)cpu_get_ccr(env));
659 cpu_print_cc(f, cpu_get_ccr(env) << PSR_CARRY_SHIFT);
660 qemu_fprintf(f, " xcc: ");
661 cpu_print_cc(f, cpu_get_ccr(env) << (PSR_CARRY_SHIFT - 4));
662 qemu_fprintf(f, ") asi: %02x tl: %d pil: %x gl: %d\n", env->asi, env->tl,
663 env->psrpil, env->gl);
664 qemu_fprintf(f, "tbr: " TARGET_FMT_lx " hpstate: " TARGET_FMT_lx " htba: "
665 TARGET_FMT_lx "\n", env->tbr, env->hpstate, env->htba);
666 qemu_fprintf(f, "cansave: %d canrestore: %d otherwin: %d wstate: %d "
667 "cleanwin: %d cwp: %d\n",
668 env->cansave, env->canrestore, env->otherwin, env->wstate,
669 env->cleanwin, env->nwindows - 1 - env->cwp);
670 qemu_fprintf(f, "fsr: " TARGET_FMT_lx " y: " TARGET_FMT_lx " fprs: "
671 TARGET_FMT_lx "\n", env->fsr, env->y, env->fprs);
674 qemu_fprintf(f, "psr: %08x (icc: ", cpu_get_psr(env));
675 cpu_print_cc(f, cpu_get_psr(env));
676 qemu_fprintf(f, " SPE: %c%c%c) wim: %08x\n", env->psrs ? 'S' : '-',
677 env->psrps ? 'P' : '-', env->psret ? 'E' : '-',
679 qemu_fprintf(f, "fsr: " TARGET_FMT_lx " y: " TARGET_FMT_lx "\n",
682 qemu_fprintf(f, "\n");
685 static void sparc_cpu_set_pc(CPUState *cs, vaddr value)
687 SPARCCPU *cpu = SPARC_CPU(cs);
690 cpu->env.npc = value + 4;
693 static void sparc_cpu_synchronize_from_tb(CPUState *cs, TranslationBlock *tb)
695 SPARCCPU *cpu = SPARC_CPU(cs);
697 cpu->env.pc = tb->pc;
698 cpu->env.npc = tb->cs_base;
701 static bool sparc_cpu_has_work(CPUState *cs)
703 SPARCCPU *cpu = SPARC_CPU(cs);
704 CPUSPARCState *env = &cpu->env;
706 return (cs->interrupt_request & CPU_INTERRUPT_HARD) &&
707 cpu_interrupts_enabled(env);
710 static char *sparc_cpu_type_name(const char *cpu_model)
712 char *name = g_strdup_printf(SPARC_CPU_TYPE_NAME("%s"), cpu_model);
715 /* SPARC cpu model names happen to have whitespaces,
716 * as type names shouldn't have spaces replace them with '-'
718 while ((s = strchr(s, ' '))) {
725 static ObjectClass *sparc_cpu_class_by_name(const char *cpu_model)
730 typename = sparc_cpu_type_name(cpu_model);
731 oc = object_class_by_name(typename);
736 static void sparc_cpu_realizefn(DeviceState *dev, Error **errp)
738 CPUState *cs = CPU(dev);
739 SPARCCPUClass *scc = SPARC_CPU_GET_CLASS(dev);
740 Error *local_err = NULL;
741 SPARCCPU *cpu = SPARC_CPU(dev);
742 CPUSPARCState *env = &cpu->env;
744 #if defined(CONFIG_USER_ONLY)
745 if ((env->def.features & CPU_FEATURE_FLOAT)) {
746 env->def.features |= CPU_FEATURE_FLOAT128;
750 env->version = env->def.iu_version;
751 env->fsr = env->def.fpu_version;
752 env->nwindows = env->def.nwindows;
753 #if !defined(TARGET_SPARC64)
754 env->mmuregs[0] |= env->def.mmu_version;
755 cpu_sparc_set_id(env, 0);
756 env->mxccregs[7] |= env->def.mxcc_version;
758 env->mmu_version = env->def.mmu_version;
759 env->maxtl = env->def.maxtl;
760 env->version |= env->def.maxtl << 8;
761 env->version |= env->def.nwindows - 1;
764 cpu_exec_realizefn(cs, &local_err);
765 if (local_err != NULL) {
766 error_propagate(errp, local_err);
772 scc->parent_realize(dev, errp);
775 static void sparc_cpu_initfn(Object *obj)
777 CPUState *cs = CPU(obj);
778 SPARCCPU *cpu = SPARC_CPU(obj);
779 SPARCCPUClass *scc = SPARC_CPU_GET_CLASS(obj);
780 CPUSPARCState *env = &cpu->env;
785 env->def = *scc->cpu_def;
789 static void sparc_get_nwindows(Object *obj, Visitor *v, const char *name,
790 void *opaque, Error **errp)
792 SPARCCPU *cpu = SPARC_CPU(obj);
793 int64_t value = cpu->env.def.nwindows;
795 visit_type_int(v, name, &value, errp);
798 static void sparc_set_nwindows(Object *obj, Visitor *v, const char *name,
799 void *opaque, Error **errp)
801 const int64_t min = MIN_NWINDOWS;
802 const int64_t max = MAX_NWINDOWS;
803 SPARCCPU *cpu = SPARC_CPU(obj);
807 visit_type_int(v, name, &value, &err);
809 error_propagate(errp, err);
813 if (value < min || value > max) {
814 error_setg(errp, "Property %s.%s doesn't take value %" PRId64
815 " (minimum: %" PRId64 ", maximum: %" PRId64 ")",
816 object_get_typename(obj), name ? name : "null",
820 cpu->env.def.nwindows = value;
823 static PropertyInfo qdev_prop_nwindows = {
825 .get = sparc_get_nwindows,
826 .set = sparc_set_nwindows,
829 static Property sparc_cpu_properties[] = {
830 DEFINE_PROP_BIT("float", SPARCCPU, env.def.features, 0, false),
831 DEFINE_PROP_BIT("float128", SPARCCPU, env.def.features, 1, false),
832 DEFINE_PROP_BIT("swap", SPARCCPU, env.def.features, 2, false),
833 DEFINE_PROP_BIT("mul", SPARCCPU, env.def.features, 3, false),
834 DEFINE_PROP_BIT("div", SPARCCPU, env.def.features, 4, false),
835 DEFINE_PROP_BIT("flush", SPARCCPU, env.def.features, 5, false),
836 DEFINE_PROP_BIT("fsqrt", SPARCCPU, env.def.features, 6, false),
837 DEFINE_PROP_BIT("fmul", SPARCCPU, env.def.features, 7, false),
838 DEFINE_PROP_BIT("vis1", SPARCCPU, env.def.features, 8, false),
839 DEFINE_PROP_BIT("vis2", SPARCCPU, env.def.features, 9, false),
840 DEFINE_PROP_BIT("fsmuld", SPARCCPU, env.def.features, 10, false),
841 DEFINE_PROP_BIT("hypv", SPARCCPU, env.def.features, 11, false),
842 DEFINE_PROP_BIT("cmt", SPARCCPU, env.def.features, 12, false),
843 DEFINE_PROP_BIT("gl", SPARCCPU, env.def.features, 13, false),
844 DEFINE_PROP_UNSIGNED("iu-version", SPARCCPU, env.def.iu_version, 0,
845 qdev_prop_uint64, target_ulong),
846 DEFINE_PROP_UINT32("fpu-version", SPARCCPU, env.def.fpu_version, 0),
847 DEFINE_PROP_UINT32("mmu-version", SPARCCPU, env.def.mmu_version, 0),
848 { .name = "nwindows", .info = &qdev_prop_nwindows },
849 DEFINE_PROP_END_OF_LIST()
852 static void sparc_cpu_class_init(ObjectClass *oc, void *data)
854 SPARCCPUClass *scc = SPARC_CPU_CLASS(oc);
855 CPUClass *cc = CPU_CLASS(oc);
856 DeviceClass *dc = DEVICE_CLASS(oc);
858 device_class_set_parent_realize(dc, sparc_cpu_realizefn,
859 &scc->parent_realize);
860 dc->props = sparc_cpu_properties;
862 scc->parent_reset = cc->reset;
863 cc->reset = sparc_cpu_reset;
865 cc->class_by_name = sparc_cpu_class_by_name;
866 cc->parse_features = sparc_cpu_parse_features;
867 cc->has_work = sparc_cpu_has_work;
868 cc->do_interrupt = sparc_cpu_do_interrupt;
869 cc->cpu_exec_interrupt = sparc_cpu_exec_interrupt;
870 cc->dump_state = sparc_cpu_dump_state;
871 #if !defined(TARGET_SPARC64) && !defined(CONFIG_USER_ONLY)
872 cc->memory_rw_debug = sparc_cpu_memory_rw_debug;
874 cc->set_pc = sparc_cpu_set_pc;
875 cc->synchronize_from_tb = sparc_cpu_synchronize_from_tb;
876 cc->gdb_read_register = sparc_cpu_gdb_read_register;
877 cc->gdb_write_register = sparc_cpu_gdb_write_register;
878 cc->tlb_fill = sparc_cpu_tlb_fill;
879 #ifndef CONFIG_USER_ONLY
880 cc->do_unassigned_access = sparc_cpu_unassigned_access;
881 cc->do_unaligned_access = sparc_cpu_do_unaligned_access;
882 cc->get_phys_page_debug = sparc_cpu_get_phys_page_debug;
883 cc->vmsd = &vmstate_sparc_cpu;
885 cc->disas_set_info = cpu_sparc_disas_set_info;
886 cc->tcg_initialize = sparc_tcg_init;
888 #if defined(TARGET_SPARC64) && !defined(TARGET_ABI32)
889 cc->gdb_num_core_regs = 86;
891 cc->gdb_num_core_regs = 72;
895 static const TypeInfo sparc_cpu_type_info = {
896 .name = TYPE_SPARC_CPU,
898 .instance_size = sizeof(SPARCCPU),
899 .instance_init = sparc_cpu_initfn,
901 .class_size = sizeof(SPARCCPUClass),
902 .class_init = sparc_cpu_class_init,
905 static void sparc_cpu_cpudef_class_init(ObjectClass *oc, void *data)
907 SPARCCPUClass *scc = SPARC_CPU_CLASS(oc);
911 static void sparc_register_cpudef_type(const struct sparc_def_t *def)
913 char *typename = sparc_cpu_type_name(def->name);
916 .parent = TYPE_SPARC_CPU,
917 .class_init = sparc_cpu_cpudef_class_init,
918 .class_data = (void *)def,
925 static void sparc_cpu_register_types(void)
929 type_register_static(&sparc_cpu_type_info);
930 for (i = 0; i < ARRAY_SIZE(sparc_defs); i++) {
931 sparc_register_cpudef_type(&sparc_defs[i]);
935 type_init(sparc_cpu_register_types)