]>
Commit | Line | Data |
---|---|---|
84778508 BS |
1 | /* |
2 | * qemu user main | |
3 | * | |
4 | * Copyright (c) 2003-2008 Fabrice Bellard | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program 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 | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
530e7615 BS |
18 | * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
19 | * MA 02110-1301, USA. | |
84778508 BS |
20 | */ |
21 | #include <stdlib.h> | |
22 | #include <stdio.h> | |
23 | #include <stdarg.h> | |
24 | #include <string.h> | |
25 | #include <errno.h> | |
26 | #include <unistd.h> | |
27 | #include <machine/trap.h> | |
28 | ||
29 | #include "qemu.h" | |
30 | #include "qemu-common.h" | |
31 | /* For tb_lock */ | |
32 | #include "exec-all.h" | |
33 | ||
34 | #define DEBUG_LOGFILE "/tmp/qemu.log" | |
35 | ||
1b530a6d AJ |
36 | int singlestep; |
37 | ||
84778508 BS |
38 | static const char *interp_prefix = CONFIG_QEMU_PREFIX; |
39 | const char *qemu_uname_release = CONFIG_UNAME_RELEASE; | |
40 | extern char **environ; | |
41 | ||
42 | /* XXX: on x86 MAP_GROWSDOWN only works if ESP <= address + 32, so | |
43 | we allocate a bigger stack. Need a better solution, for example | |
44 | by remapping the process stack directly at the right place */ | |
45 | unsigned long x86_stack_size = 512 * 1024; | |
46 | ||
47 | void gemu_log(const char *fmt, ...) | |
48 | { | |
49 | va_list ap; | |
50 | ||
51 | va_start(ap, fmt); | |
52 | vfprintf(stderr, fmt, ap); | |
53 | va_end(ap); | |
54 | } | |
9399f095 BS |
55 | |
56 | /* These are no-ops because we are not threadsafe. */ | |
57 | static inline void cpu_exec_start(CPUState *env) | |
58 | { | |
59 | } | |
60 | ||
61 | static inline void cpu_exec_end(CPUState *env) | |
62 | { | |
63 | } | |
64 | ||
65 | static inline void start_exclusive(void) | |
66 | { | |
67 | } | |
68 | ||
69 | static inline void end_exclusive(void) | |
70 | { | |
71 | } | |
72 | ||
73 | void fork_start(void) | |
74 | { | |
75 | } | |
76 | ||
77 | void fork_end(int child) | |
78 | { | |
79 | if (child) { | |
80 | gdbserver_fork(thread_env); | |
81 | } | |
82 | } | |
83 | ||
84 | void cpu_list_lock(void) | |
85 | { | |
86 | } | |
87 | ||
88 | void cpu_list_unlock(void) | |
89 | { | |
90 | } | |
91 | ||
84778508 BS |
92 | #ifdef TARGET_SPARC |
93 | #define SPARC64_STACK_BIAS 2047 | |
94 | ||
95 | //#define DEBUG_WIN | |
96 | /* WARNING: dealing with register windows _is_ complicated. More info | |
97 | can be found at http://www.sics.se/~psm/sparcstack.html */ | |
98 | static inline int get_reg_index(CPUSPARCState *env, int cwp, int index) | |
99 | { | |
100 | index = (index + cwp * 16) % (16 * env->nwindows); | |
101 | /* wrap handling : if cwp is on the last window, then we use the | |
102 | registers 'after' the end */ | |
103 | if (index < 8 && env->cwp == env->nwindows - 1) | |
104 | index += 16 * env->nwindows; | |
105 | return index; | |
106 | } | |
107 | ||
108 | /* save the register window 'cwp1' */ | |
109 | static inline void save_window_offset(CPUSPARCState *env, int cwp1) | |
110 | { | |
111 | unsigned int i; | |
112 | abi_ulong sp_ptr; | |
113 | ||
114 | sp_ptr = env->regbase[get_reg_index(env, cwp1, 6)]; | |
115 | #ifdef TARGET_SPARC64 | |
116 | if (sp_ptr & 3) | |
117 | sp_ptr += SPARC64_STACK_BIAS; | |
118 | #endif | |
119 | #if defined(DEBUG_WIN) | |
120 | printf("win_overflow: sp_ptr=0x" TARGET_ABI_FMT_lx " save_cwp=%d\n", | |
121 | sp_ptr, cwp1); | |
122 | #endif | |
123 | for(i = 0; i < 16; i++) { | |
124 | /* FIXME - what to do if put_user() fails? */ | |
125 | put_user_ual(env->regbase[get_reg_index(env, cwp1, 8 + i)], sp_ptr); | |
126 | sp_ptr += sizeof(abi_ulong); | |
127 | } | |
128 | } | |
129 | ||
130 | static void save_window(CPUSPARCState *env) | |
131 | { | |
132 | #ifndef TARGET_SPARC64 | |
133 | unsigned int new_wim; | |
134 | new_wim = ((env->wim >> 1) | (env->wim << (env->nwindows - 1))) & | |
135 | ((1LL << env->nwindows) - 1); | |
136 | save_window_offset(env, cpu_cwp_dec(env, env->cwp - 2)); | |
137 | env->wim = new_wim; | |
138 | #else | |
139 | save_window_offset(env, cpu_cwp_dec(env, env->cwp - 2)); | |
140 | env->cansave++; | |
141 | env->canrestore--; | |
142 | #endif | |
143 | } | |
144 | ||
145 | static void restore_window(CPUSPARCState *env) | |
146 | { | |
147 | #ifndef TARGET_SPARC64 | |
148 | unsigned int new_wim; | |
149 | #endif | |
150 | unsigned int i, cwp1; | |
151 | abi_ulong sp_ptr; | |
152 | ||
153 | #ifndef TARGET_SPARC64 | |
154 | new_wim = ((env->wim << 1) | (env->wim >> (env->nwindows - 1))) & | |
155 | ((1LL << env->nwindows) - 1); | |
156 | #endif | |
157 | ||
158 | /* restore the invalid window */ | |
159 | cwp1 = cpu_cwp_inc(env, env->cwp + 1); | |
160 | sp_ptr = env->regbase[get_reg_index(env, cwp1, 6)]; | |
161 | #ifdef TARGET_SPARC64 | |
162 | if (sp_ptr & 3) | |
163 | sp_ptr += SPARC64_STACK_BIAS; | |
164 | #endif | |
165 | #if defined(DEBUG_WIN) | |
166 | printf("win_underflow: sp_ptr=0x" TARGET_ABI_FMT_lx " load_cwp=%d\n", | |
167 | sp_ptr, cwp1); | |
168 | #endif | |
169 | for(i = 0; i < 16; i++) { | |
170 | /* FIXME - what to do if get_user() fails? */ | |
171 | get_user_ual(env->regbase[get_reg_index(env, cwp1, 8 + i)], sp_ptr); | |
172 | sp_ptr += sizeof(abi_ulong); | |
173 | } | |
174 | #ifdef TARGET_SPARC64 | |
175 | env->canrestore++; | |
176 | if (env->cleanwin < env->nwindows - 1) | |
177 | env->cleanwin++; | |
178 | env->cansave--; | |
179 | #else | |
180 | env->wim = new_wim; | |
181 | #endif | |
182 | } | |
183 | ||
184 | static void flush_windows(CPUSPARCState *env) | |
185 | { | |
186 | int offset, cwp1; | |
187 | ||
188 | offset = 1; | |
189 | for(;;) { | |
190 | /* if restore would invoke restore_window(), then we can stop */ | |
191 | cwp1 = cpu_cwp_inc(env, env->cwp + offset); | |
192 | #ifndef TARGET_SPARC64 | |
193 | if (env->wim & (1 << cwp1)) | |
194 | break; | |
195 | #else | |
196 | if (env->canrestore == 0) | |
197 | break; | |
198 | env->cansave++; | |
199 | env->canrestore--; | |
200 | #endif | |
201 | save_window_offset(env, cwp1); | |
202 | offset++; | |
203 | } | |
204 | cwp1 = cpu_cwp_inc(env, env->cwp + 1); | |
205 | #ifndef TARGET_SPARC64 | |
206 | /* set wim so that restore will reload the registers */ | |
207 | env->wim = 1 << cwp1; | |
208 | #endif | |
209 | #if defined(DEBUG_WIN) | |
210 | printf("flush_windows: nb=%d\n", offset - 1); | |
211 | #endif | |
212 | } | |
213 | ||
214 | void cpu_loop(CPUSPARCState *env, enum BSDType bsd_type) | |
215 | { | |
216 | int trapnr, ret, syscall_nr; | |
217 | //target_siginfo_t info; | |
218 | ||
219 | while (1) { | |
220 | trapnr = cpu_sparc_exec (env); | |
221 | ||
222 | switch (trapnr) { | |
77b9435f BS |
223 | #ifndef TARGET_SPARC64 |
224 | case 0x80: | |
225 | #else | |
84778508 | 226 | case 0x100: |
77b9435f | 227 | #endif |
84778508 | 228 | syscall_nr = env->gregs[1]; |
84778508 BS |
229 | if (bsd_type == target_freebsd) |
230 | ret = do_freebsd_syscall(env, syscall_nr, | |
231 | env->regwptr[0], env->regwptr[1], | |
232 | env->regwptr[2], env->regwptr[3], | |
233 | env->regwptr[4], env->regwptr[5]); | |
234 | else if (bsd_type == target_netbsd) | |
235 | ret = do_netbsd_syscall(env, syscall_nr, | |
236 | env->regwptr[0], env->regwptr[1], | |
237 | env->regwptr[2], env->regwptr[3], | |
238 | env->regwptr[4], env->regwptr[5]); | |
cdba95bd BS |
239 | else { //if (bsd_type == target_openbsd) |
240 | #if defined(TARGET_SPARC64) | |
241 | syscall_nr &= ~(TARGET_OPENBSD_SYSCALL_G7RFLAG | | |
242 | TARGET_OPENBSD_SYSCALL_G2RFLAG); | |
243 | #endif | |
84778508 BS |
244 | ret = do_openbsd_syscall(env, syscall_nr, |
245 | env->regwptr[0], env->regwptr[1], | |
246 | env->regwptr[2], env->regwptr[3], | |
247 | env->regwptr[4], env->regwptr[5]); | |
cdba95bd | 248 | } |
84778508 BS |
249 | if ((unsigned int)ret >= (unsigned int)(-515)) { |
250 | #if defined(TARGET_SPARC64) && !defined(TARGET_ABI32) | |
251 | env->xcc |= PSR_CARRY; | |
252 | #else | |
253 | env->psr |= PSR_CARRY; | |
254 | #endif | |
255 | } else { | |
256 | #if defined(TARGET_SPARC64) && !defined(TARGET_ABI32) | |
257 | env->xcc &= ~PSR_CARRY; | |
258 | #else | |
259 | env->psr &= ~PSR_CARRY; | |
260 | #endif | |
261 | } | |
262 | env->regwptr[0] = ret; | |
263 | /* next instruction */ | |
cdba95bd BS |
264 | #if defined(TARGET_SPARC64) |
265 | if (bsd_type == target_openbsd && | |
266 | env->gregs[1] & TARGET_OPENBSD_SYSCALL_G2RFLAG) { | |
84778508 BS |
267 | env->pc = env->gregs[2]; |
268 | env->npc = env->pc + 4; | |
cdba95bd BS |
269 | } else if (bsd_type == target_openbsd && |
270 | env->gregs[1] & TARGET_OPENBSD_SYSCALL_G7RFLAG) { | |
84778508 BS |
271 | env->pc = env->gregs[7]; |
272 | env->npc = env->pc + 4; | |
273 | } else { | |
274 | env->pc = env->npc; | |
275 | env->npc = env->npc + 4; | |
276 | } | |
277 | #else | |
278 | env->pc = env->npc; | |
279 | env->npc = env->npc + 4; | |
280 | #endif | |
281 | break; | |
282 | case 0x83: /* flush windows */ | |
283 | #ifdef TARGET_ABI32 | |
284 | case 0x103: | |
285 | #endif | |
286 | flush_windows(env); | |
287 | /* next instruction */ | |
288 | env->pc = env->npc; | |
289 | env->npc = env->npc + 4; | |
290 | break; | |
291 | #ifndef TARGET_SPARC64 | |
292 | case TT_WIN_OVF: /* window overflow */ | |
293 | save_window(env); | |
294 | break; | |
295 | case TT_WIN_UNF: /* window underflow */ | |
296 | restore_window(env); | |
297 | break; | |
298 | case TT_TFAULT: | |
299 | case TT_DFAULT: | |
300 | #if 0 | |
301 | { | |
302 | info.si_signo = SIGSEGV; | |
303 | info.si_errno = 0; | |
304 | /* XXX: check env->error_code */ | |
305 | info.si_code = TARGET_SEGV_MAPERR; | |
306 | info._sifields._sigfault._addr = env->mmuregs[4]; | |
307 | queue_signal(env, info.si_signo, &info); | |
308 | } | |
309 | #endif | |
310 | break; | |
311 | #else | |
312 | case TT_SPILL: /* window overflow */ | |
313 | save_window(env); | |
314 | break; | |
315 | case TT_FILL: /* window underflow */ | |
316 | restore_window(env); | |
317 | break; | |
318 | case TT_TFAULT: | |
319 | case TT_DFAULT: | |
320 | #if 0 | |
321 | { | |
322 | info.si_signo = SIGSEGV; | |
323 | info.si_errno = 0; | |
324 | /* XXX: check env->error_code */ | |
325 | info.si_code = TARGET_SEGV_MAPERR; | |
326 | if (trapnr == TT_DFAULT) | |
327 | info._sifields._sigfault._addr = env->dmmuregs[4]; | |
328 | else | |
329 | info._sifields._sigfault._addr = env->tsptr->tpc; | |
330 | //queue_signal(env, info.si_signo, &info); | |
331 | } | |
332 | #endif | |
333 | break; | |
334 | #endif | |
335 | case EXCP_INTERRUPT: | |
336 | /* just indicate that signals should be handled asap */ | |
337 | break; | |
338 | case EXCP_DEBUG: | |
339 | { | |
340 | int sig; | |
341 | ||
342 | sig = gdb_handlesig (env, TARGET_SIGTRAP); | |
343 | #if 0 | |
344 | if (sig) | |
345 | { | |
346 | info.si_signo = sig; | |
347 | info.si_errno = 0; | |
348 | info.si_code = TARGET_TRAP_BRKPT; | |
349 | //queue_signal(env, info.si_signo, &info); | |
350 | } | |
351 | #endif | |
352 | } | |
353 | break; | |
354 | default: | |
355 | printf ("Unhandled trap: 0x%x\n", trapnr); | |
356 | cpu_dump_state(env, stderr, fprintf, 0); | |
357 | exit (1); | |
358 | } | |
359 | process_pending_signals (env); | |
360 | } | |
361 | } | |
362 | ||
363 | #endif | |
364 | ||
365 | static void usage(void) | |
366 | { | |
367 | printf("qemu-" TARGET_ARCH " version " QEMU_VERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n" | |
368 | "usage: qemu-" TARGET_ARCH " [options] program [arguments...]\n" | |
369 | "BSD CPU emulator (compiled for %s emulation)\n" | |
370 | "\n" | |
371 | "Standard options:\n" | |
372 | "-h print this help\n" | |
373 | "-g port wait gdb connection to port\n" | |
374 | "-L path set the elf interpreter prefix (default=%s)\n" | |
375 | "-s size set the stack size in bytes (default=%ld)\n" | |
376 | "-cpu model select CPU (-cpu ? for list)\n" | |
377 | "-drop-ld-preload drop LD_PRELOAD for target process\n" | |
378 | "-bsd type select emulated BSD type FreeBSD/NetBSD/OpenBSD (default)\n" | |
379 | "\n" | |
380 | "Debug options:\n" | |
381 | "-d options activate log (logfile=%s)\n" | |
382 | "-p pagesize set the host page size to 'pagesize'\n" | |
1b530a6d | 383 | "-singlestep always run in singlestep mode\n" |
84778508 BS |
384 | "-strace log system calls\n" |
385 | "\n" | |
386 | "Environment variables:\n" | |
387 | "QEMU_STRACE Print system calls and arguments similar to the\n" | |
388 | " 'strace' program. Enable by setting to any value.\n" | |
389 | , | |
390 | TARGET_ARCH, | |
391 | interp_prefix, | |
392 | x86_stack_size, | |
393 | DEBUG_LOGFILE); | |
2d18e637 | 394 | exit(1); |
84778508 BS |
395 | } |
396 | ||
397 | THREAD CPUState *thread_env; | |
398 | ||
399 | /* Assumes contents are already zeroed. */ | |
400 | void init_task_state(TaskState *ts) | |
401 | { | |
402 | int i; | |
403 | ||
404 | ts->used = 1; | |
405 | ts->first_free = ts->sigqueue_table; | |
406 | for (i = 0; i < MAX_SIGQUEUE_SIZE - 1; i++) { | |
407 | ts->sigqueue_table[i].next = &ts->sigqueue_table[i + 1]; | |
408 | } | |
409 | ts->sigqueue_table[i].next = NULL; | |
410 | } | |
411 | ||
412 | int main(int argc, char **argv) | |
413 | { | |
414 | const char *filename; | |
415 | const char *cpu_model; | |
416 | struct target_pt_regs regs1, *regs = ®s1; | |
417 | struct image_info info1, *info = &info1; | |
418 | TaskState ts1, *ts = &ts1; | |
419 | CPUState *env; | |
420 | int optind; | |
421 | const char *r; | |
422 | int gdbstub_port = 0; | |
423 | int drop_ld_preload = 0, environ_count = 0; | |
424 | char **target_environ, **wrk, **dst; | |
425 | enum BSDType bsd_type = target_openbsd; | |
426 | ||
427 | if (argc <= 1) | |
428 | usage(); | |
429 | ||
430 | /* init debug */ | |
431 | cpu_set_log_filename(DEBUG_LOGFILE); | |
432 | ||
433 | cpu_model = NULL; | |
434 | optind = 1; | |
435 | for(;;) { | |
436 | if (optind >= argc) | |
437 | break; | |
438 | r = argv[optind]; | |
439 | if (r[0] != '-') | |
440 | break; | |
441 | optind++; | |
442 | r++; | |
443 | if (!strcmp(r, "-")) { | |
444 | break; | |
445 | } else if (!strcmp(r, "d")) { | |
446 | int mask; | |
447 | const CPULogItem *item; | |
448 | ||
449 | if (optind >= argc) | |
450 | break; | |
451 | ||
452 | r = argv[optind++]; | |
453 | mask = cpu_str_to_log_mask(r); | |
454 | if (!mask) { | |
455 | printf("Log items (comma separated):\n"); | |
456 | for(item = cpu_log_items; item->mask != 0; item++) { | |
457 | printf("%-10s %s\n", item->name, item->help); | |
458 | } | |
459 | exit(1); | |
460 | } | |
461 | cpu_set_log(mask); | |
462 | } else if (!strcmp(r, "s")) { | |
463 | r = argv[optind++]; | |
464 | x86_stack_size = strtol(r, (char **)&r, 0); | |
465 | if (x86_stack_size <= 0) | |
466 | usage(); | |
467 | if (*r == 'M') | |
468 | x86_stack_size *= 1024 * 1024; | |
469 | else if (*r == 'k' || *r == 'K') | |
470 | x86_stack_size *= 1024; | |
471 | } else if (!strcmp(r, "L")) { | |
472 | interp_prefix = argv[optind++]; | |
473 | } else if (!strcmp(r, "p")) { | |
474 | qemu_host_page_size = atoi(argv[optind++]); | |
475 | if (qemu_host_page_size == 0 || | |
476 | (qemu_host_page_size & (qemu_host_page_size - 1)) != 0) { | |
477 | fprintf(stderr, "page size must be a power of two\n"); | |
478 | exit(1); | |
479 | } | |
480 | } else if (!strcmp(r, "g")) { | |
481 | gdbstub_port = atoi(argv[optind++]); | |
482 | } else if (!strcmp(r, "r")) { | |
483 | qemu_uname_release = argv[optind++]; | |
484 | } else if (!strcmp(r, "cpu")) { | |
485 | cpu_model = argv[optind++]; | |
486 | if (strcmp(cpu_model, "?") == 0) { | |
487 | /* XXX: implement xxx_cpu_list for targets that still miss it */ | |
488 | #if defined(cpu_list) | |
489 | cpu_list(stdout, &fprintf); | |
490 | #endif | |
2d18e637 | 491 | exit(1); |
84778508 BS |
492 | } |
493 | } else if (!strcmp(r, "drop-ld-preload")) { | |
494 | drop_ld_preload = 1; | |
495 | } else if (!strcmp(r, "bsd")) { | |
496 | if (!strcasecmp(argv[optind], "freebsd")) { | |
497 | bsd_type = target_freebsd; | |
498 | } else if (!strcasecmp(argv[optind], "netbsd")) { | |
499 | bsd_type = target_netbsd; | |
500 | } else if (!strcasecmp(argv[optind], "openbsd")) { | |
501 | bsd_type = target_openbsd; | |
502 | } else { | |
503 | usage(); | |
504 | } | |
505 | optind++; | |
1b530a6d AJ |
506 | } else if (!strcmp(r, "singlestep")) { |
507 | singlestep = 1; | |
84778508 BS |
508 | } else if (!strcmp(r, "strace")) { |
509 | do_strace = 1; | |
510 | } else | |
511 | { | |
512 | usage(); | |
513 | } | |
514 | } | |
515 | if (optind >= argc) | |
516 | usage(); | |
517 | filename = argv[optind]; | |
518 | ||
519 | /* Zero out regs */ | |
520 | memset(regs, 0, sizeof(struct target_pt_regs)); | |
521 | ||
522 | /* Zero out image_info */ | |
523 | memset(info, 0, sizeof(struct image_info)); | |
524 | ||
525 | /* Scan interp_prefix dir for replacement files. */ | |
526 | init_paths(interp_prefix); | |
527 | ||
528 | if (cpu_model == NULL) { | |
529 | #if defined(TARGET_SPARC) | |
530 | #ifdef TARGET_SPARC64 | |
531 | cpu_model = "TI UltraSparc II"; | |
532 | #else | |
533 | cpu_model = "Fujitsu MB86904"; | |
534 | #endif | |
535 | #else | |
536 | cpu_model = "any"; | |
537 | #endif | |
538 | } | |
539 | cpu_exec_init_all(0); | |
540 | /* NOTE: we need to init the CPU at this stage to get | |
541 | qemu_host_page_size */ | |
542 | env = cpu_init(cpu_model); | |
543 | if (!env) { | |
544 | fprintf(stderr, "Unable to find CPU definition\n"); | |
545 | exit(1); | |
546 | } | |
547 | thread_env = env; | |
548 | ||
549 | if (getenv("QEMU_STRACE")) { | |
550 | do_strace = 1; | |
551 | } | |
552 | ||
553 | wrk = environ; | |
554 | while (*(wrk++)) | |
555 | environ_count++; | |
556 | ||
557 | target_environ = malloc((environ_count + 1) * sizeof(char *)); | |
558 | if (!target_environ) | |
559 | abort(); | |
560 | for (wrk = environ, dst = target_environ; *wrk; wrk++) { | |
561 | if (drop_ld_preload && !strncmp(*wrk, "LD_PRELOAD=", 11)) | |
562 | continue; | |
563 | *(dst++) = strdup(*wrk); | |
564 | } | |
565 | *dst = NULL; /* NULL terminate target_environ */ | |
566 | ||
567 | if (loader_exec(filename, argv+optind, target_environ, regs, info) != 0) { | |
568 | printf("Error loading %s\n", filename); | |
569 | _exit(1); | |
570 | } | |
571 | ||
572 | for (wrk = target_environ; *wrk; wrk++) { | |
573 | free(*wrk); | |
574 | } | |
575 | ||
576 | free(target_environ); | |
577 | ||
2e77eac6 BS |
578 | if (qemu_log_enabled()) { |
579 | log_page_dump(); | |
580 | ||
581 | qemu_log("start_brk 0x" TARGET_ABI_FMT_lx "\n", info->start_brk); | |
582 | qemu_log("end_code 0x" TARGET_ABI_FMT_lx "\n", info->end_code); | |
583 | qemu_log("start_code 0x" TARGET_ABI_FMT_lx "\n", | |
584 | info->start_code); | |
585 | qemu_log("start_data 0x" TARGET_ABI_FMT_lx "\n", | |
586 | info->start_data); | |
587 | qemu_log("end_data 0x" TARGET_ABI_FMT_lx "\n", info->end_data); | |
588 | qemu_log("start_stack 0x" TARGET_ABI_FMT_lx "\n", | |
589 | info->start_stack); | |
590 | qemu_log("brk 0x" TARGET_ABI_FMT_lx "\n", info->brk); | |
591 | qemu_log("entry 0x" TARGET_ABI_FMT_lx "\n", info->entry); | |
592 | } | |
84778508 BS |
593 | |
594 | target_set_brk(info->brk); | |
595 | syscall_init(); | |
596 | signal_init(); | |
597 | ||
598 | /* build Task State */ | |
599 | memset(ts, 0, sizeof(TaskState)); | |
600 | init_task_state(ts); | |
601 | ts->info = info; | |
602 | env->opaque = ts; | |
84778508 BS |
603 | |
604 | #if defined(TARGET_SPARC) | |
605 | { | |
606 | int i; | |
607 | env->pc = regs->pc; | |
608 | env->npc = regs->npc; | |
609 | env->y = regs->y; | |
610 | for(i = 0; i < 8; i++) | |
611 | env->gregs[i] = regs->u_regs[i]; | |
612 | for(i = 0; i < 8; i++) | |
613 | env->regwptr[i] = regs->u_regs[i + 8]; | |
614 | } | |
615 | #else | |
616 | #error unsupported target CPU | |
617 | #endif | |
618 | ||
619 | if (gdbstub_port) { | |
620 | gdbserver_start (gdbstub_port); | |
621 | gdb_handlesig(env, 0); | |
622 | } | |
623 | cpu_loop(env, bsd_type); | |
624 | /* never exits */ | |
625 | return 0; | |
626 | } |