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qemu/virtio: fix reset with device removal
[armpft.git] / monitor.c
blobf105a2ec1bfc4c302cd2e019686f80e65330c981
1 /*
2 * QEMU monitor
3 *
4 * Copyright (c) 2003-2004 Fabrice Bellard
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24 #include <dirent.h>
25 #include "hw/hw.h"
26 #include "hw/qdev.h"
27 #include "hw/usb.h"
28 #include "hw/pcmcia.h"
29 #include "hw/pc.h"
30 #include "hw/pci.h"
31 #include "hw/watchdog.h"
32 #include "gdbstub.h"
33 #include "net.h"
34 #include "qemu-char.h"
35 #include "sysemu.h"
36 #include "monitor.h"
37 #include "readline.h"
38 #include "console.h"
39 #include "block.h"
40 #include "audio/audio.h"
41 #include "disas.h"
42 #include "balloon.h"
43 #include "qemu-timer.h"
44 #include "migration.h"
45 #include "kvm.h"
46 #include "acl.h"
47 #include "qint.h"
48 #include "qdict.h"
49 #include "qstring.h"
50
51 //#define DEBUG
52 //#define DEBUG_COMPLETION
53
54 /*
55 * Supported types:
56 *
57 * 'F' filename
58 * 'B' block device name
59 * 's' string (accept optional quote)
60 * 'i' 32 bit integer
61 * 'l' target long (32 or 64 bit)
62 * '/' optional gdb-like print format (like "/10x")
63 *
64 * '?' optional type (for all types, except '/')
65 * '.' other form of optional type (for 'i' and 'l')
66 * '-' optional parameter (eg. '-f')
67 *
68 */
69
70 typedef struct mon_cmd_t {
71 const char *name;
72 const char *args_type;
73 void *handler;
74 const char *params;
75 const char *help;
76 } mon_cmd_t;
77
78 /* file descriptors passed via SCM_RIGHTS */
79 typedef struct mon_fd_t mon_fd_t;
80 struct mon_fd_t {
81 char *name;
82 int fd;
83 QLIST_ENTRY(mon_fd_t) next;
84 };
85
86 struct Monitor {
87 CharDriverState *chr;
88 int mux_out;
89 int reset_seen;
90 int flags;
91 int suspend_cnt;
92 uint8_t outbuf[1024];
93 int outbuf_index;
94 ReadLineState *rs;
95 CPUState *mon_cpu;
96 BlockDriverCompletionFunc *password_completion_cb;
97 void *password_opaque;
98 QLIST_HEAD(,mon_fd_t) fds;
99 QLIST_ENTRY(Monitor) entry;
100 };
101
102 static QLIST_HEAD(mon_list, Monitor) mon_list;
103
104 static const mon_cmd_t mon_cmds[];
105 static const mon_cmd_t info_cmds[];
106
107 Monitor *cur_mon = NULL;
108
109 static void monitor_command_cb(Monitor *mon, const char *cmdline,
110 void *opaque);
111
112 static void monitor_read_command(Monitor *mon, int show_prompt)
113 {
114 readline_start(mon->rs, "(qemu) ", 0, monitor_command_cb, NULL);
115 if (show_prompt)
116 readline_show_prompt(mon->rs);
117 }
118
119 static int monitor_read_password(Monitor *mon, ReadLineFunc *readline_func,
120 void *opaque)
121 {
122 if (mon->rs) {
123 readline_start(mon->rs, "Password: ", 1, readline_func, opaque);
124 /* prompt is printed on return from the command handler */
125 return 0;
126 } else {
127 monitor_printf(mon, "terminal does not support password prompting\n");
128 return -ENOTTY;
129 }
130 }
131
132 void monitor_flush(Monitor *mon)
133 {
134 if (mon && mon->outbuf_index != 0 && !mon->mux_out) {
135 qemu_chr_write(mon->chr, mon->outbuf, mon->outbuf_index);
136 mon->outbuf_index = 0;
137 }
138 }
139
140 /* flush at every end of line or if the buffer is full */
141 static void monitor_puts(Monitor *mon, const char *str)
142 {
143 char c;
144
145 if (!mon)
146 return;
147
148 for(;;) {
149 c = *str++;
150 if (c == '\0')
151 break;
152 if (c == '\n')
153 mon->outbuf[mon->outbuf_index++] = '\r';
154 mon->outbuf[mon->outbuf_index++] = c;
155 if (mon->outbuf_index >= (sizeof(mon->outbuf) - 1)
156 || c == '\n')
157 monitor_flush(mon);
158 }
159 }
160
161 void monitor_vprintf(Monitor *mon, const char *fmt, va_list ap)
162 {
163 char buf[4096];
164 vsnprintf(buf, sizeof(buf), fmt, ap);
165 monitor_puts(mon, buf);
166 }
167
168 void monitor_printf(Monitor *mon, const char *fmt, ...)
169 {
170 va_list ap;
171 va_start(ap, fmt);
172 monitor_vprintf(mon, fmt, ap);
173 va_end(ap);
174 }
175
176 void monitor_print_filename(Monitor *mon, const char *filename)
177 {
178 int i;
179
180 for (i = 0; filename[i]; i++) {
181 switch (filename[i]) {
182 case ' ':
183 case '"':
184 case '\\':
185 monitor_printf(mon, "\\%c", filename[i]);
186 break;
187 case '\t':
188 monitor_printf(mon, "\\t");
189 break;
190 case '\r':
191 monitor_printf(mon, "\\r");
192 break;
193 case '\n':
194 monitor_printf(mon, "\\n");
195 break;
196 default:
197 monitor_printf(mon, "%c", filename[i]);
198 break;
199 }
200 }
201 }
202
203 static int monitor_fprintf(FILE *stream, const char *fmt, ...)
204 {
205 va_list ap;
206 va_start(ap, fmt);
207 monitor_vprintf((Monitor *)stream, fmt, ap);
208 va_end(ap);
209 return 0;
210 }
211
212 static int compare_cmd(const char *name, const char *list)
213 {
214 const char *p, *pstart;
215 int len;
216 len = strlen(name);
217 p = list;
218 for(;;) {
219 pstart = p;
220 p = strchr(p, '|');
221 if (!p)
222 p = pstart + strlen(pstart);
223 if ((p - pstart) == len && !memcmp(pstart, name, len))
224 return 1;
225 if (*p == '\0')
226 break;
227 p++;
228 }
229 return 0;
230 }
231
232 static void help_cmd_dump(Monitor *mon, const mon_cmd_t *cmds,
233 const char *prefix, const char *name)
234 {
235 const mon_cmd_t *cmd;
236
237 for(cmd = cmds; cmd->name != NULL; cmd++) {
238 if (!name || !strcmp(name, cmd->name))
239 monitor_printf(mon, "%s%s %s -- %s\n", prefix, cmd->name,
240 cmd->params, cmd->help);
241 }
242 }
243
244 static void help_cmd(Monitor *mon, const char *name)
245 {
246 if (name && !strcmp(name, "info")) {
247 help_cmd_dump(mon, info_cmds, "info ", NULL);
248 } else {
249 help_cmd_dump(mon, mon_cmds, "", name);
250 if (name && !strcmp(name, "log")) {
251 const CPULogItem *item;
252 monitor_printf(mon, "Log items (comma separated):\n");
253 monitor_printf(mon, "%-10s %s\n", "none", "remove all logs");
254 for(item = cpu_log_items; item->mask != 0; item++) {
255 monitor_printf(mon, "%-10s %s\n", item->name, item->help);
256 }
257 }
258 }
259 }
260
261 static void do_help_cmd(Monitor *mon, const QDict *qdict)
262 {
263 help_cmd(mon, qdict_get_try_str(qdict, "name"));
264 }
265
266 static void do_commit(Monitor *mon, const QDict *qdict)
267 {
268 int all_devices;
269 DriveInfo *dinfo;
270 const char *device = qdict_get_str(qdict, "device");
271
272 all_devices = !strcmp(device, "all");
273 QTAILQ_FOREACH(dinfo, &drives, next) {
274 if (!all_devices)
275 if (strcmp(bdrv_get_device_name(dinfo->bdrv), device))
276 continue;
277 bdrv_commit(dinfo->bdrv);
278 }
279 }
280
281 static void do_info(Monitor *mon, const QDict *qdict)
282 {
283 const mon_cmd_t *cmd;
284 const char *item = qdict_get_try_str(qdict, "item");
285 void (*handler)(Monitor *);
286
287 if (!item)
288 goto help;
289 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
290 if (compare_cmd(item, cmd->name))
291 goto found;
292 }
293 help:
294 help_cmd(mon, "info");
295 return;
296 found:
297 handler = cmd->handler;
298 handler(mon);
299 }
300
301 static void do_info_version(Monitor *mon)
302 {
303 monitor_printf(mon, "%s\n", QEMU_VERSION QEMU_PKGVERSION);
304 }
305
306 static void do_info_name(Monitor *mon)
307 {
308 if (qemu_name)
309 monitor_printf(mon, "%s\n", qemu_name);
310 }
311
312 #if defined(TARGET_I386)
313 static void do_info_hpet(Monitor *mon)
314 {
315 monitor_printf(mon, "HPET is %s by QEMU\n",
316 (no_hpet) ? "disabled" : "enabled");
317 }
318 #endif
319
320 static void do_info_uuid(Monitor *mon)
321 {
322 monitor_printf(mon, UUID_FMT "\n", qemu_uuid[0], qemu_uuid[1],
323 qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], qemu_uuid[5],
324 qemu_uuid[6], qemu_uuid[7], qemu_uuid[8], qemu_uuid[9],
325 qemu_uuid[10], qemu_uuid[11], qemu_uuid[12], qemu_uuid[13],
326 qemu_uuid[14], qemu_uuid[15]);
327 }
328
329 /* get the current CPU defined by the user */
330 static int mon_set_cpu(int cpu_index)
331 {
332 CPUState *env;
333
334 for(env = first_cpu; env != NULL; env = env->next_cpu) {
335 if (env->cpu_index == cpu_index) {
336 cur_mon->mon_cpu = env;
337 return 0;
338 }
339 }
340 return -1;
341 }
342
343 static CPUState *mon_get_cpu(void)
344 {
345 if (!cur_mon->mon_cpu) {
346 mon_set_cpu(0);
347 }
348 cpu_synchronize_state(cur_mon->mon_cpu);
349 return cur_mon->mon_cpu;
350 }
351
352 static void do_info_registers(Monitor *mon)
353 {
354 CPUState *env;
355 env = mon_get_cpu();
356 if (!env)
357 return;
358 #ifdef TARGET_I386
359 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
360 X86_DUMP_FPU);
361 #else
362 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
363 0);
364 #endif
365 }
366
367 static void do_info_cpus(Monitor *mon)
368 {
369 CPUState *env;
370
371 /* just to set the default cpu if not already done */
372 mon_get_cpu();
373
374 for(env = first_cpu; env != NULL; env = env->next_cpu) {
375 cpu_synchronize_state(env);
376 monitor_printf(mon, "%c CPU #%d:",
377 (env == mon->mon_cpu) ? '*' : ' ',
378 env->cpu_index);
379 #if defined(TARGET_I386)
380 monitor_printf(mon, " pc=0x" TARGET_FMT_lx,
381 env->eip + env->segs[R_CS].base);
382 #elif defined(TARGET_PPC)
383 monitor_printf(mon, " nip=0x" TARGET_FMT_lx, env->nip);
384 #elif defined(TARGET_SPARC)
385 monitor_printf(mon, " pc=0x" TARGET_FMT_lx " npc=0x" TARGET_FMT_lx,
386 env->pc, env->npc);
387 #elif defined(TARGET_MIPS)
388 monitor_printf(mon, " PC=0x" TARGET_FMT_lx, env->active_tc.PC);
389 #endif
390 if (env->halted)
391 monitor_printf(mon, " (halted)");
392 monitor_printf(mon, "\n");
393 }
394 }
395
396 static void do_cpu_set(Monitor *mon, const QDict *qdict)
397 {
398 int index = qdict_get_int(qdict, "index");
399 if (mon_set_cpu(index) < 0)
400 monitor_printf(mon, "Invalid CPU index\n");
401 }
402
403 static void do_info_jit(Monitor *mon)
404 {
405 dump_exec_info((FILE *)mon, monitor_fprintf);
406 }
407
408 static void do_info_history(Monitor *mon)
409 {
410 int i;
411 const char *str;
412
413 if (!mon->rs)
414 return;
415 i = 0;
416 for(;;) {
417 str = readline_get_history(mon->rs, i);
418 if (!str)
419 break;
420 monitor_printf(mon, "%d: '%s'\n", i, str);
421 i++;
422 }
423 }
424
425 #if defined(TARGET_PPC)
426 /* XXX: not implemented in other targets */
427 static void do_info_cpu_stats(Monitor *mon)
428 {
429 CPUState *env;
430
431 env = mon_get_cpu();
432 cpu_dump_statistics(env, (FILE *)mon, &monitor_fprintf, 0);
433 }
434 #endif
435
436 static void do_quit(Monitor *mon, const QDict *qdict)
437 {
438 exit(0);
439 }
440
441 static int eject_device(Monitor *mon, BlockDriverState *bs, int force)
442 {
443 if (bdrv_is_inserted(bs)) {
444 if (!force) {
445 if (!bdrv_is_removable(bs)) {
446 monitor_printf(mon, "device is not removable\n");
447 return -1;
448 }
449 if (bdrv_is_locked(bs)) {
450 monitor_printf(mon, "device is locked\n");
451 return -1;
452 }
453 }
454 bdrv_close(bs);
455 }
456 return 0;
457 }
458
459 static void do_eject(Monitor *mon, const QDict *qdict)
460 {
461 BlockDriverState *bs;
462 int force = qdict_get_int(qdict, "force");
463 const char *filename = qdict_get_str(qdict, "filename");
464
465 bs = bdrv_find(filename);
466 if (!bs) {
467 monitor_printf(mon, "device not found\n");
468 return;
469 }
470 eject_device(mon, bs, force);
471 }
472
473 static void do_change_block(Monitor *mon, const char *device,
474 const char *filename, const char *fmt)
475 {
476 BlockDriverState *bs;
477 BlockDriver *drv = NULL;
478
479 bs = bdrv_find(device);
480 if (!bs) {
481 monitor_printf(mon, "device not found\n");
482 return;
483 }
484 if (fmt) {
485 drv = bdrv_find_format(fmt);
486 if (!drv) {
487 monitor_printf(mon, "invalid format %s\n", fmt);
488 return;
489 }
490 }
491 if (eject_device(mon, bs, 0) < 0)
492 return;
493 bdrv_open2(bs, filename, 0, drv);
494 monitor_read_bdrv_key_start(mon, bs, NULL, NULL);
495 }
496
497 static void change_vnc_password_cb(Monitor *mon, const char *password,
498 void *opaque)
499 {
500 if (vnc_display_password(NULL, password) < 0)
501 monitor_printf(mon, "could not set VNC server password\n");
502
503 monitor_read_command(mon, 1);
504 }
505
506 static void do_change_vnc(Monitor *mon, const char *target, const char *arg)
507 {
508 if (strcmp(target, "passwd") == 0 ||
509 strcmp(target, "password") == 0) {
510 if (arg) {
511 char password[9];
512 strncpy(password, arg, sizeof(password));
513 password[sizeof(password) - 1] = '\0';
514 change_vnc_password_cb(mon, password, NULL);
515 } else {
516 monitor_read_password(mon, change_vnc_password_cb, NULL);
517 }
518 } else {
519 if (vnc_display_open(NULL, target) < 0)
520 monitor_printf(mon, "could not start VNC server on %s\n", target);
521 }
522 }
523
524 static void do_change(Monitor *mon, const QDict *qdict)
525 {
526 const char *device = qdict_get_str(qdict, "device");
527 const char *target = qdict_get_str(qdict, "target");
528 const char *arg = qdict_get_try_str(qdict, "arg");
529 if (strcmp(device, "vnc") == 0) {
530 do_change_vnc(mon, target, arg);
531 } else {
532 do_change_block(mon, device, target, arg);
533 }
534 }
535
536 static void do_screen_dump(Monitor *mon, const QDict *qdict)
537 {
538 vga_hw_screen_dump(qdict_get_str(qdict, "filename"));
539 }
540
541 static void do_logfile(Monitor *mon, const QDict *qdict)
542 {
543 cpu_set_log_filename(qdict_get_str(qdict, "filename"));
544 }
545
546 static void do_log(Monitor *mon, const QDict *qdict)
547 {
548 int mask;
549 const char *items = qdict_get_str(qdict, "items");
550
551 if (!strcmp(items, "none")) {
552 mask = 0;
553 } else {
554 mask = cpu_str_to_log_mask(items);
555 if (!mask) {
556 help_cmd(mon, "log");
557 return;
558 }
559 }
560 cpu_set_log(mask);
561 }
562
563 static void do_singlestep(Monitor *mon, const QDict *qdict)
564 {
565 const char *option = qdict_get_try_str(qdict, "option");
566 if (!option || !strcmp(option, "on")) {
567 singlestep = 1;
568 } else if (!strcmp(option, "off")) {
569 singlestep = 0;
570 } else {
571 monitor_printf(mon, "unexpected option %s\n", option);
572 }
573 }
574
575 static void do_stop(Monitor *mon, const QDict *qdict)
576 {
577 vm_stop(EXCP_INTERRUPT);
578 }
579
580 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs);
581
582 struct bdrv_iterate_context {
583 Monitor *mon;
584 int err;
585 };
586
587 static void do_cont(Monitor *mon, const QDict *qdict)
588 {
589 struct bdrv_iterate_context context = { mon, 0 };
590
591 bdrv_iterate(encrypted_bdrv_it, &context);
592 /* only resume the vm if all keys are set and valid */
593 if (!context.err)
594 vm_start();
595 }
596
597 static void bdrv_key_cb(void *opaque, int err)
598 {
599 Monitor *mon = opaque;
600
601 /* another key was set successfully, retry to continue */
602 if (!err)
603 do_cont(mon, NULL);
604 }
605
606 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs)
607 {
608 struct bdrv_iterate_context *context = opaque;
609
610 if (!context->err && bdrv_key_required(bs)) {
611 context->err = -EBUSY;
612 monitor_read_bdrv_key_start(context->mon, bs, bdrv_key_cb,
613 context->mon);
614 }
615 }
616
617 static void do_gdbserver(Monitor *mon, const QDict *qdict)
618 {
619 const char *device = qdict_get_try_str(qdict, "device");
620 if (!device)
621 device = "tcp::" DEFAULT_GDBSTUB_PORT;
622 if (gdbserver_start(device) < 0) {
623 monitor_printf(mon, "Could not open gdbserver on device '%s'\n",
624 device);
625 } else if (strcmp(device, "none") == 0) {
626 monitor_printf(mon, "Disabled gdbserver\n");
627 } else {
628 monitor_printf(mon, "Waiting for gdb connection on device '%s'\n",
629 device);
630 }
631 }
632
633 static void do_watchdog_action(Monitor *mon, const QDict *qdict)
634 {
635 const char *action = qdict_get_str(qdict, "action");
636 if (select_watchdog_action(action) == -1) {
637 monitor_printf(mon, "Unknown watchdog action '%s'\n", action);
638 }
639 }
640
641 static void monitor_printc(Monitor *mon, int c)
642 {
643 monitor_printf(mon, "'");
644 switch(c) {
645 case '\'':
646 monitor_printf(mon, "\\'");
647 break;
648 case '\\':
649 monitor_printf(mon, "\\\\");
650 break;
651 case '\n':
652 monitor_printf(mon, "\\n");
653 break;
654 case '\r':
655 monitor_printf(mon, "\\r");
656 break;
657 default:
658 if (c >= 32 && c <= 126) {
659 monitor_printf(mon, "%c", c);
660 } else {
661 monitor_printf(mon, "\\x%02x", c);
662 }
663 break;
664 }
665 monitor_printf(mon, "'");
666 }
667
668 static void memory_dump(Monitor *mon, int count, int format, int wsize,
669 target_phys_addr_t addr, int is_physical)
670 {
671 CPUState *env;
672 int nb_per_line, l, line_size, i, max_digits, len;
673 uint8_t buf[16];
674 uint64_t v;
675
676 if (format == 'i') {
677 int flags;
678 flags = 0;
679 env = mon_get_cpu();
680 if (!env && !is_physical)
681 return;
682 #ifdef TARGET_I386
683 if (wsize == 2) {
684 flags = 1;
685 } else if (wsize == 4) {
686 flags = 0;
687 } else {
688 /* as default we use the current CS size */
689 flags = 0;
690 if (env) {
691 #ifdef TARGET_X86_64
692 if ((env->efer & MSR_EFER_LMA) &&
693 (env->segs[R_CS].flags & DESC_L_MASK))
694 flags = 2;
695 else
696 #endif
697 if (!(env->segs[R_CS].flags & DESC_B_MASK))
698 flags = 1;
699 }
700 }
701 #endif
702 monitor_disas(mon, env, addr, count, is_physical, flags);
703 return;
704 }
705
706 len = wsize * count;
707 if (wsize == 1)
708 line_size = 8;
709 else
710 line_size = 16;
711 nb_per_line = line_size / wsize;
712 max_digits = 0;
713
714 switch(format) {
715 case 'o':
716 max_digits = (wsize * 8 + 2) / 3;
717 break;
718 default:
719 case 'x':
720 max_digits = (wsize * 8) / 4;
721 break;
722 case 'u':
723 case 'd':
724 max_digits = (wsize * 8 * 10 + 32) / 33;
725 break;
726 case 'c':
727 wsize = 1;
728 break;
729 }
730
731 while (len > 0) {
732 if (is_physical)
733 monitor_printf(mon, TARGET_FMT_plx ":", addr);
734 else
735 monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
736 l = len;
737 if (l > line_size)
738 l = line_size;
739 if (is_physical) {
740 cpu_physical_memory_rw(addr, buf, l, 0);
741 } else {
742 env = mon_get_cpu();
743 if (!env)
744 break;
745 if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
746 monitor_printf(mon, " Cannot access memory\n");
747 break;
748 }
749 }
750 i = 0;
751 while (i < l) {
752 switch(wsize) {
753 default:
754 case 1:
755 v = ldub_raw(buf + i);
756 break;
757 case 2:
758 v = lduw_raw(buf + i);
759 break;
760 case 4:
761 v = (uint32_t)ldl_raw(buf + i);
762 break;
763 case 8:
764 v = ldq_raw(buf + i);
765 break;
766 }
767 monitor_printf(mon, " ");
768 switch(format) {
769 case 'o':
770 monitor_printf(mon, "%#*" PRIo64, max_digits, v);
771 break;
772 case 'x':
773 monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
774 break;
775 case 'u':
776 monitor_printf(mon, "%*" PRIu64, max_digits, v);
777 break;
778 case 'd':
779 monitor_printf(mon, "%*" PRId64, max_digits, v);
780 break;
781 case 'c':
782 monitor_printc(mon, v);
783 break;
784 }
785 i += wsize;
786 }
787 monitor_printf(mon, "\n");
788 addr += l;
789 len -= l;
790 }
791 }
792
793 static void do_memory_dump(Monitor *mon, const QDict *qdict)
794 {
795 int count = qdict_get_int(qdict, "count");
796 int format = qdict_get_int(qdict, "format");
797 int size = qdict_get_int(qdict, "size");
798 target_long addr = qdict_get_int(qdict, "addr");
799
800 memory_dump(mon, count, format, size, addr, 0);
801 }
802
803 static void do_physical_memory_dump(Monitor *mon, const QDict *qdict)
804 {
805 int count = qdict_get_int(qdict, "count");
806 int format = qdict_get_int(qdict, "format");
807 int size = qdict_get_int(qdict, "size");
808 target_phys_addr_t addr = qdict_get_int(qdict, "addr");
809
810 memory_dump(mon, count, format, size, addr, 1);
811 }
812
813 static void do_print(Monitor *mon, const QDict *qdict)
814 {
815 int format = qdict_get_int(qdict, "format");
816 target_phys_addr_t val = qdict_get_int(qdict, "val");
817
818 #if TARGET_PHYS_ADDR_BITS == 32
819 switch(format) {
820 case 'o':
821 monitor_printf(mon, "%#o", val);
822 break;
823 case 'x':
824 monitor_printf(mon, "%#x", val);
825 break;
826 case 'u':
827 monitor_printf(mon, "%u", val);
828 break;
829 default:
830 case 'd':
831 monitor_printf(mon, "%d", val);
832 break;
833 case 'c':
834 monitor_printc(mon, val);
835 break;
836 }
837 #else
838 switch(format) {
839 case 'o':
840 monitor_printf(mon, "%#" PRIo64, val);
841 break;
842 case 'x':
843 monitor_printf(mon, "%#" PRIx64, val);
844 break;
845 case 'u':
846 monitor_printf(mon, "%" PRIu64, val);
847 break;
848 default:
849 case 'd':
850 monitor_printf(mon, "%" PRId64, val);
851 break;
852 case 'c':
853 monitor_printc(mon, val);
854 break;
855 }
856 #endif
857 monitor_printf(mon, "\n");
858 }
859
860 static void do_memory_save(Monitor *mon, const QDict *qdict)
861 {
862 FILE *f;
863 uint32_t size = qdict_get_int(qdict, "size");
864 const char *filename = qdict_get_str(qdict, "filename");
865 target_long addr = qdict_get_int(qdict, "val");
866 uint32_t l;
867 CPUState *env;
868 uint8_t buf[1024];
869
870 env = mon_get_cpu();
871 if (!env)
872 return;
873
874 f = fopen(filename, "wb");
875 if (!f) {
876 monitor_printf(mon, "could not open '%s'\n", filename);
877 return;
878 }
879 while (size != 0) {
880 l = sizeof(buf);
881 if (l > size)
882 l = size;
883 cpu_memory_rw_debug(env, addr, buf, l, 0);
884 fwrite(buf, 1, l, f);
885 addr += l;
886 size -= l;
887 }
888 fclose(f);
889 }
890
891 static void do_physical_memory_save(Monitor *mon, const QDict *qdict)
892 {
893 FILE *f;
894 uint32_t l;
895 uint8_t buf[1024];
896 uint32_t size = qdict_get_int(qdict, "size");
897 const char *filename = qdict_get_str(qdict, "filename");
898 target_phys_addr_t addr = qdict_get_int(qdict, "val");
899
900 f = fopen(filename, "wb");
901 if (!f) {
902 monitor_printf(mon, "could not open '%s'\n", filename);
903 return;
904 }
905 while (size != 0) {
906 l = sizeof(buf);
907 if (l > size)
908 l = size;
909 cpu_physical_memory_rw(addr, buf, l, 0);
910 fwrite(buf, 1, l, f);
911 fflush(f);
912 addr += l;
913 size -= l;
914 }
915 fclose(f);
916 }
917
918 static void do_sum(Monitor *mon, const QDict *qdict)
919 {
920 uint32_t addr;
921 uint8_t buf[1];
922 uint16_t sum;
923 uint32_t start = qdict_get_int(qdict, "start");
924 uint32_t size = qdict_get_int(qdict, "size");
925
926 sum = 0;
927 for(addr = start; addr < (start + size); addr++) {
928 cpu_physical_memory_rw(addr, buf, 1, 0);
929 /* BSD sum algorithm ('sum' Unix command) */
930 sum = (sum >> 1) | (sum << 15);
931 sum += buf[0];
932 }
933 monitor_printf(mon, "%05d\n", sum);
934 }
935
936 typedef struct {
937 int keycode;
938 const char *name;
939 } KeyDef;
940
941 static const KeyDef key_defs[] = {
942 { 0x2a, "shift" },
943 { 0x36, "shift_r" },
944
945 { 0x38, "alt" },
946 { 0xb8, "alt_r" },
947 { 0x64, "altgr" },
948 { 0xe4, "altgr_r" },
949 { 0x1d, "ctrl" },
950 { 0x9d, "ctrl_r" },
951
952 { 0xdd, "menu" },
953
954 { 0x01, "esc" },
955
956 { 0x02, "1" },
957 { 0x03, "2" },
958 { 0x04, "3" },
959 { 0x05, "4" },
960 { 0x06, "5" },
961 { 0x07, "6" },
962 { 0x08, "7" },
963 { 0x09, "8" },
964 { 0x0a, "9" },
965 { 0x0b, "0" },
966 { 0x0c, "minus" },
967 { 0x0d, "equal" },
968 { 0x0e, "backspace" },
969
970 { 0x0f, "tab" },
971 { 0x10, "q" },
972 { 0x11, "w" },
973 { 0x12, "e" },
974 { 0x13, "r" },
975 { 0x14, "t" },
976 { 0x15, "y" },
977 { 0x16, "u" },
978 { 0x17, "i" },
979 { 0x18, "o" },
980 { 0x19, "p" },
981
982 { 0x1c, "ret" },
983
984 { 0x1e, "a" },
985 { 0x1f, "s" },
986 { 0x20, "d" },
987 { 0x21, "f" },
988 { 0x22, "g" },
989 { 0x23, "h" },
990 { 0x24, "j" },
991 { 0x25, "k" },
992 { 0x26, "l" },
993
994 { 0x2c, "z" },
995 { 0x2d, "x" },
996 { 0x2e, "c" },
997 { 0x2f, "v" },
998 { 0x30, "b" },
999 { 0x31, "n" },
1000 { 0x32, "m" },
1001 { 0x33, "comma" },
1002 { 0x34, "dot" },
1003 { 0x35, "slash" },
1004
1005 { 0x37, "asterisk" },
1006
1007 { 0x39, "spc" },
1008 { 0x3a, "caps_lock" },
1009 { 0x3b, "f1" },
1010 { 0x3c, "f2" },
1011 { 0x3d, "f3" },
1012 { 0x3e, "f4" },
1013 { 0x3f, "f5" },
1014 { 0x40, "f6" },
1015 { 0x41, "f7" },
1016 { 0x42, "f8" },
1017 { 0x43, "f9" },
1018 { 0x44, "f10" },
1019 { 0x45, "num_lock" },
1020 { 0x46, "scroll_lock" },
1021
1022 { 0xb5, "kp_divide" },
1023 { 0x37, "kp_multiply" },
1024 { 0x4a, "kp_subtract" },
1025 { 0x4e, "kp_add" },
1026 { 0x9c, "kp_enter" },
1027 { 0x53, "kp_decimal" },
1028 { 0x54, "sysrq" },
1029
1030 { 0x52, "kp_0" },
1031 { 0x4f, "kp_1" },
1032 { 0x50, "kp_2" },
1033 { 0x51, "kp_3" },
1034 { 0x4b, "kp_4" },
1035 { 0x4c, "kp_5" },
1036 { 0x4d, "kp_6" },
1037 { 0x47, "kp_7" },
1038 { 0x48, "kp_8" },
1039 { 0x49, "kp_9" },
1040
1041 { 0x56, "<" },
1042
1043 { 0x57, "f11" },
1044 { 0x58, "f12" },
1045
1046 { 0xb7, "print" },
1047
1048 { 0xc7, "home" },
1049 { 0xc9, "pgup" },
1050 { 0xd1, "pgdn" },
1051 { 0xcf, "end" },
1052
1053 { 0xcb, "left" },
1054 { 0xc8, "up" },
1055 { 0xd0, "down" },
1056 { 0xcd, "right" },
1057
1058 { 0xd2, "insert" },
1059 { 0xd3, "delete" },
1060 #if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
1061 { 0xf0, "stop" },
1062 { 0xf1, "again" },
1063 { 0xf2, "props" },
1064 { 0xf3, "undo" },
1065 { 0xf4, "front" },
1066 { 0xf5, "copy" },
1067 { 0xf6, "open" },
1068 { 0xf7, "paste" },
1069 { 0xf8, "find" },
1070 { 0xf9, "cut" },
1071 { 0xfa, "lf" },
1072 { 0xfb, "help" },
1073 { 0xfc, "meta_l" },
1074 { 0xfd, "meta_r" },
1075 { 0xfe, "compose" },
1076 #endif
1077 { 0, NULL },
1078 };
1079
1080 static int get_keycode(const char *key)
1081 {
1082 const KeyDef *p;
1083 char *endp;
1084 int ret;
1085
1086 for(p = key_defs; p->name != NULL; p++) {
1087 if (!strcmp(key, p->name))
1088 return p->keycode;
1089 }
1090 if (strstart(key, "0x", NULL)) {
1091 ret = strtoul(key, &endp, 0);
1092 if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
1093 return ret;
1094 }
1095 return -1;
1096 }
1097
1098 #define MAX_KEYCODES 16
1099 static uint8_t keycodes[MAX_KEYCODES];
1100 static int nb_pending_keycodes;
1101 static QEMUTimer *key_timer;
1102
1103 static void release_keys(void *opaque)
1104 {
1105 int keycode;
1106
1107 while (nb_pending_keycodes > 0) {
1108 nb_pending_keycodes--;
1109 keycode = keycodes[nb_pending_keycodes];
1110 if (keycode & 0x80)
1111 kbd_put_keycode(0xe0);
1112 kbd_put_keycode(keycode | 0x80);
1113 }
1114 }
1115
1116 static void do_sendkey(Monitor *mon, const QDict *qdict)
1117 {
1118 char keyname_buf[16];
1119 char *separator;
1120 int keyname_len, keycode, i;
1121 const char *string = qdict_get_str(qdict, "string");
1122 int has_hold_time = qdict_haskey(qdict, "hold_time");
1123 int hold_time = qdict_get_try_int(qdict, "hold_time", -1);
1124
1125 if (nb_pending_keycodes > 0) {
1126 qemu_del_timer(key_timer);
1127 release_keys(NULL);
1128 }
1129 if (!has_hold_time)
1130 hold_time = 100;
1131 i = 0;
1132 while (1) {
1133 separator = strchr(string, '-');
1134 keyname_len = separator ? separator - string : strlen(string);
1135 if (keyname_len > 0) {
1136 pstrcpy(keyname_buf, sizeof(keyname_buf), string);
1137 if (keyname_len > sizeof(keyname_buf) - 1) {
1138 monitor_printf(mon, "invalid key: '%s...'\n", keyname_buf);
1139 return;
1140 }
1141 if (i == MAX_KEYCODES) {
1142 monitor_printf(mon, "too many keys\n");
1143 return;
1144 }
1145 keyname_buf[keyname_len] = 0;
1146 keycode = get_keycode(keyname_buf);
1147 if (keycode < 0) {
1148 monitor_printf(mon, "unknown key: '%s'\n", keyname_buf);
1149 return;
1150 }
1151 keycodes[i++] = keycode;
1152 }
1153 if (!separator)
1154 break;
1155 string = separator + 1;
1156 }
1157 nb_pending_keycodes = i;
1158 /* key down events */
1159 for (i = 0; i < nb_pending_keycodes; i++) {
1160 keycode = keycodes[i];
1161 if (keycode & 0x80)
1162 kbd_put_keycode(0xe0);
1163 kbd_put_keycode(keycode & 0x7f);
1164 }
1165 /* delayed key up events */
1166 qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1167 muldiv64(get_ticks_per_sec(), hold_time, 1000));
1168 }
1169
1170 static int mouse_button_state;
1171
1172 static void do_mouse_move(Monitor *mon, const QDict *qdict)
1173 {
1174 int dx, dy, dz;
1175 const char *dx_str = qdict_get_str(qdict, "dx_str");
1176 const char *dy_str = qdict_get_str(qdict, "dy_str");
1177 const char *dz_str = qdict_get_try_str(qdict, "dz_str");
1178 dx = strtol(dx_str, NULL, 0);
1179 dy = strtol(dy_str, NULL, 0);
1180 dz = 0;
1181 if (dz_str)
1182 dz = strtol(dz_str, NULL, 0);
1183 kbd_mouse_event(dx, dy, dz, mouse_button_state);
1184 }
1185
1186 static void do_mouse_button(Monitor *mon, const QDict *qdict)
1187 {
1188 int button_state = qdict_get_int(qdict, "button_state");
1189 mouse_button_state = button_state;
1190 kbd_mouse_event(0, 0, 0, mouse_button_state);
1191 }
1192
1193 static void do_ioport_read(Monitor *mon, const QDict *qdict)
1194 {
1195 int size = qdict_get_int(qdict, "size");
1196 int addr = qdict_get_int(qdict, "addr");
1197 int has_index = qdict_haskey(qdict, "index");
1198 uint32_t val;
1199 int suffix;
1200
1201 if (has_index) {
1202 int index = qdict_get_int(qdict, "index");
1203 cpu_outb(addr & IOPORTS_MASK, index & 0xff);
1204 addr++;
1205 }
1206 addr &= 0xffff;
1207
1208 switch(size) {
1209 default:
1210 case 1:
1211 val = cpu_inb(addr);
1212 suffix = 'b';
1213 break;
1214 case 2:
1215 val = cpu_inw(addr);
1216 suffix = 'w';
1217 break;
1218 case 4:
1219 val = cpu_inl(addr);
1220 suffix = 'l';
1221 break;
1222 }
1223 monitor_printf(mon, "port%c[0x%04x] = %#0*x\n",
1224 suffix, addr, size * 2, val);
1225 }
1226
1227 static void do_ioport_write(Monitor *mon, const QDict *qdict)
1228 {
1229 int size = qdict_get_int(qdict, "size");
1230 int addr = qdict_get_int(qdict, "addr");
1231 int val = qdict_get_int(qdict, "val");
1232
1233 addr &= IOPORTS_MASK;
1234
1235 switch (size) {
1236 default:
1237 case 1:
1238 cpu_outb(addr, val);
1239 break;
1240 case 2:
1241 cpu_outw(addr, val);
1242 break;
1243 case 4:
1244 cpu_outl(addr, val);
1245 break;
1246 }
1247 }
1248
1249 static void do_boot_set(Monitor *mon, const QDict *qdict)
1250 {
1251 int res;
1252 const char *bootdevice = qdict_get_str(qdict, "bootdevice");
1253
1254 res = qemu_boot_set(bootdevice);
1255 if (res == 0) {
1256 monitor_printf(mon, "boot device list now set to %s\n", bootdevice);
1257 } else if (res > 0) {
1258 monitor_printf(mon, "setting boot device list failed\n");
1259 } else {
1260 monitor_printf(mon, "no function defined to set boot device list for "
1261 "this architecture\n");
1262 }
1263 }
1264
1265 static void do_system_reset(Monitor *mon, const QDict *qdict)
1266 {
1267 qemu_system_reset_request();
1268 }
1269
1270 static void do_system_powerdown(Monitor *mon, const QDict *qdict)
1271 {
1272 qemu_system_powerdown_request();
1273 }
1274
1275 #if defined(TARGET_I386)
1276 static void print_pte(Monitor *mon, uint32_t addr, uint32_t pte, uint32_t mask)
1277 {
1278 monitor_printf(mon, "%08x: %08x %c%c%c%c%c%c%c%c\n",
1279 addr,
1280 pte & mask,
1281 pte & PG_GLOBAL_MASK ? 'G' : '-',
1282 pte & PG_PSE_MASK ? 'P' : '-',
1283 pte & PG_DIRTY_MASK ? 'D' : '-',
1284 pte & PG_ACCESSED_MASK ? 'A' : '-',
1285 pte & PG_PCD_MASK ? 'C' : '-',
1286 pte & PG_PWT_MASK ? 'T' : '-',
1287 pte & PG_USER_MASK ? 'U' : '-',
1288 pte & PG_RW_MASK ? 'W' : '-');
1289 }
1290
1291 static void tlb_info(Monitor *mon)
1292 {
1293 CPUState *env;
1294 int l1, l2;
1295 uint32_t pgd, pde, pte;
1296
1297 env = mon_get_cpu();
1298 if (!env)
1299 return;
1300
1301 if (!(env->cr[0] & CR0_PG_MASK)) {
1302 monitor_printf(mon, "PG disabled\n");
1303 return;
1304 }
1305 pgd = env->cr[3] & ~0xfff;
1306 for(l1 = 0; l1 < 1024; l1++) {
1307 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1308 pde = le32_to_cpu(pde);
1309 if (pde & PG_PRESENT_MASK) {
1310 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1311 print_pte(mon, (l1 << 22), pde, ~((1 << 20) - 1));
1312 } else {
1313 for(l2 = 0; l2 < 1024; l2++) {
1314 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1315 (uint8_t *)&pte, 4);
1316 pte = le32_to_cpu(pte);
1317 if (pte & PG_PRESENT_MASK) {
1318 print_pte(mon, (l1 << 22) + (l2 << 12),
1319 pte & ~PG_PSE_MASK,
1320 ~0xfff);
1321 }
1322 }
1323 }
1324 }
1325 }
1326 }
1327
1328 static void mem_print(Monitor *mon, uint32_t *pstart, int *plast_prot,
1329 uint32_t end, int prot)
1330 {
1331 int prot1;
1332 prot1 = *plast_prot;
1333 if (prot != prot1) {
1334 if (*pstart != -1) {
1335 monitor_printf(mon, "%08x-%08x %08x %c%c%c\n",
1336 *pstart, end, end - *pstart,
1337 prot1 & PG_USER_MASK ? 'u' : '-',
1338 'r',
1339 prot1 & PG_RW_MASK ? 'w' : '-');
1340 }
1341 if (prot != 0)
1342 *pstart = end;
1343 else
1344 *pstart = -1;
1345 *plast_prot = prot;
1346 }
1347 }
1348
1349 static void mem_info(Monitor *mon)
1350 {
1351 CPUState *env;
1352 int l1, l2, prot, last_prot;
1353 uint32_t pgd, pde, pte, start, end;
1354
1355 env = mon_get_cpu();
1356 if (!env)
1357 return;
1358
1359 if (!(env->cr[0] & CR0_PG_MASK)) {
1360 monitor_printf(mon, "PG disabled\n");
1361 return;
1362 }
1363 pgd = env->cr[3] & ~0xfff;
1364 last_prot = 0;
1365 start = -1;
1366 for(l1 = 0; l1 < 1024; l1++) {
1367 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1368 pde = le32_to_cpu(pde);
1369 end = l1 << 22;
1370 if (pde & PG_PRESENT_MASK) {
1371 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1372 prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1373 mem_print(mon, &start, &last_prot, end, prot);
1374 } else {
1375 for(l2 = 0; l2 < 1024; l2++) {
1376 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1377 (uint8_t *)&pte, 4);
1378 pte = le32_to_cpu(pte);
1379 end = (l1 << 22) + (l2 << 12);
1380 if (pte & PG_PRESENT_MASK) {
1381 prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1382 } else {
1383 prot = 0;
1384 }
1385 mem_print(mon, &start, &last_prot, end, prot);
1386 }
1387 }
1388 } else {
1389 prot = 0;
1390 mem_print(mon, &start, &last_prot, end, prot);
1391 }
1392 }
1393 }
1394 #endif
1395
1396 #if defined(TARGET_SH4)
1397
1398 static void print_tlb(Monitor *mon, int idx, tlb_t *tlb)
1399 {
1400 monitor_printf(mon, " tlb%i:\t"
1401 "asid=%hhu vpn=%x\tppn=%x\tsz=%hhu size=%u\t"
1402 "v=%hhu shared=%hhu cached=%hhu prot=%hhu "
1403 "dirty=%hhu writethrough=%hhu\n",
1404 idx,
1405 tlb->asid, tlb->vpn, tlb->ppn, tlb->sz, tlb->size,
1406 tlb->v, tlb->sh, tlb->c, tlb->pr,
1407 tlb->d, tlb->wt);
1408 }
1409
1410 static void tlb_info(Monitor *mon)
1411 {
1412 CPUState *env = mon_get_cpu();
1413 int i;
1414
1415 monitor_printf (mon, "ITLB:\n");
1416 for (i = 0 ; i < ITLB_SIZE ; i++)
1417 print_tlb (mon, i, &env->itlb[i]);
1418 monitor_printf (mon, "UTLB:\n");
1419 for (i = 0 ; i < UTLB_SIZE ; i++)
1420 print_tlb (mon, i, &env->utlb[i]);
1421 }
1422
1423 #endif
1424
1425 static void do_info_kvm(Monitor *mon)
1426 {
1427 #ifdef CONFIG_KVM
1428 monitor_printf(mon, "kvm support: ");
1429 if (kvm_enabled())
1430 monitor_printf(mon, "enabled\n");
1431 else
1432 monitor_printf(mon, "disabled\n");
1433 #else
1434 monitor_printf(mon, "kvm support: not compiled\n");
1435 #endif
1436 }
1437
1438 static void do_info_numa(Monitor *mon)
1439 {
1440 int i;
1441 CPUState *env;
1442
1443 monitor_printf(mon, "%d nodes\n", nb_numa_nodes);
1444 for (i = 0; i < nb_numa_nodes; i++) {
1445 monitor_printf(mon, "node %d cpus:", i);
1446 for (env = first_cpu; env != NULL; env = env->next_cpu) {
1447 if (env->numa_node == i) {
1448 monitor_printf(mon, " %d", env->cpu_index);
1449 }
1450 }
1451 monitor_printf(mon, "\n");
1452 monitor_printf(mon, "node %d size: %" PRId64 " MB\n", i,
1453 node_mem[i] >> 20);
1454 }
1455 }
1456
1457 #ifdef CONFIG_PROFILER
1458
1459 int64_t qemu_time;
1460 int64_t dev_time;
1461
1462 static void do_info_profile(Monitor *mon)
1463 {
1464 int64_t total;
1465 total = qemu_time;
1466 if (total == 0)
1467 total = 1;
1468 monitor_printf(mon, "async time %" PRId64 " (%0.3f)\n",
1469 dev_time, dev_time / (double)get_ticks_per_sec());
1470 monitor_printf(mon, "qemu time %" PRId64 " (%0.3f)\n",
1471 qemu_time, qemu_time / (double)get_ticks_per_sec());
1472 qemu_time = 0;
1473 dev_time = 0;
1474 }
1475 #else
1476 static void do_info_profile(Monitor *mon)
1477 {
1478 monitor_printf(mon, "Internal profiler not compiled\n");
1479 }
1480 #endif
1481
1482 /* Capture support */
1483 static QLIST_HEAD (capture_list_head, CaptureState) capture_head;
1484
1485 static void do_info_capture(Monitor *mon)
1486 {
1487 int i;
1488 CaptureState *s;
1489
1490 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1491 monitor_printf(mon, "[%d]: ", i);
1492 s->ops.info (s->opaque);
1493 }
1494 }
1495
1496 #ifdef HAS_AUDIO
1497 static void do_stop_capture(Monitor *mon, const QDict *qdict)
1498 {
1499 int i;
1500 int n = qdict_get_int(qdict, "n");
1501 CaptureState *s;
1502
1503 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1504 if (i == n) {
1505 s->ops.destroy (s->opaque);
1506 QLIST_REMOVE (s, entries);
1507 qemu_free (s);
1508 return;
1509 }
1510 }
1511 }
1512
1513 static void do_wav_capture(Monitor *mon, const QDict *qdict)
1514 {
1515 const char *path = qdict_get_str(qdict, "path");
1516 int has_freq = qdict_haskey(qdict, "freq");
1517 int freq = qdict_get_try_int(qdict, "freq", -1);
1518 int has_bits = qdict_haskey(qdict, "bits");
1519 int bits = qdict_get_try_int(qdict, "bits", -1);
1520 int has_channels = qdict_haskey(qdict, "nchannels");
1521 int nchannels = qdict_get_try_int(qdict, "nchannels", -1);
1522 CaptureState *s;
1523
1524 s = qemu_mallocz (sizeof (*s));
1525
1526 freq = has_freq ? freq : 44100;
1527 bits = has_bits ? bits : 16;
1528 nchannels = has_channels ? nchannels : 2;
1529
1530 if (wav_start_capture (s, path, freq, bits, nchannels)) {
1531 monitor_printf(mon, "Faied to add wave capture\n");
1532 qemu_free (s);
1533 }
1534 QLIST_INSERT_HEAD (&capture_head, s, entries);
1535 }
1536 #endif
1537
1538 #if defined(TARGET_I386)
1539 static void do_inject_nmi(Monitor *mon, const QDict *qdict)
1540 {
1541 CPUState *env;
1542 int cpu_index = qdict_get_int(qdict, "cpu_index");
1543
1544 for (env = first_cpu; env != NULL; env = env->next_cpu)
1545 if (env->cpu_index == cpu_index) {
1546 cpu_interrupt(env, CPU_INTERRUPT_NMI);
1547 break;
1548 }
1549 }
1550 #endif
1551
1552 static void do_info_status(Monitor *mon)
1553 {
1554 if (vm_running) {
1555 if (singlestep) {
1556 monitor_printf(mon, "VM status: running (single step mode)\n");
1557 } else {
1558 monitor_printf(mon, "VM status: running\n");
1559 }
1560 } else
1561 monitor_printf(mon, "VM status: paused\n");
1562 }
1563
1564
1565 static void do_balloon(Monitor *mon, const QDict *qdict)
1566 {
1567 int value = qdict_get_int(qdict, "value");
1568 ram_addr_t target = value;
1569 qemu_balloon(target << 20);
1570 }
1571
1572 static void do_info_balloon(Monitor *mon)
1573 {
1574 ram_addr_t actual;
1575
1576 actual = qemu_balloon_status();
1577 if (kvm_enabled() && !kvm_has_sync_mmu())
1578 monitor_printf(mon, "Using KVM without synchronous MMU, "
1579 "ballooning disabled\n");
1580 else if (actual == 0)
1581 monitor_printf(mon, "Ballooning not activated in VM\n");
1582 else
1583 monitor_printf(mon, "balloon: actual=%d\n", (int)(actual >> 20));
1584 }
1585
1586 static qemu_acl *find_acl(Monitor *mon, const char *name)
1587 {
1588 qemu_acl *acl = qemu_acl_find(name);
1589
1590 if (!acl) {
1591 monitor_printf(mon, "acl: unknown list '%s'\n", name);
1592 }
1593 return acl;
1594 }
1595
1596 static void do_acl_show(Monitor *mon, const QDict *qdict)
1597 {
1598 const char *aclname = qdict_get_str(qdict, "aclname");
1599 qemu_acl *acl = find_acl(mon, aclname);
1600 qemu_acl_entry *entry;
1601 int i = 0;
1602
1603 if (acl) {
1604 monitor_printf(mon, "policy: %s\n",
1605 acl->defaultDeny ? "deny" : "allow");
1606 QTAILQ_FOREACH(entry, &acl->entries, next) {
1607 i++;
1608 monitor_printf(mon, "%d: %s %s\n", i,
1609 entry->deny ? "deny" : "allow", entry->match);
1610 }
1611 }
1612 }
1613
1614 static void do_acl_reset(Monitor *mon, const QDict *qdict)
1615 {
1616 const char *aclname = qdict_get_str(qdict, "aclname");
1617 qemu_acl *acl = find_acl(mon, aclname);
1618
1619 if (acl) {
1620 qemu_acl_reset(acl);
1621 monitor_printf(mon, "acl: removed all rules\n");
1622 }
1623 }
1624
1625 static void do_acl_policy(Monitor *mon, const QDict *qdict)
1626 {
1627 const char *aclname = qdict_get_str(qdict, "aclname");
1628 const char *policy = qdict_get_str(qdict, "policy");
1629 qemu_acl *acl = find_acl(mon, aclname);
1630
1631 if (acl) {
1632 if (strcmp(policy, "allow") == 0) {
1633 acl->defaultDeny = 0;
1634 monitor_printf(mon, "acl: policy set to 'allow'\n");
1635 } else if (strcmp(policy, "deny") == 0) {
1636 acl->defaultDeny = 1;
1637 monitor_printf(mon, "acl: policy set to 'deny'\n");
1638 } else {
1639 monitor_printf(mon, "acl: unknown policy '%s', "
1640 "expected 'deny' or 'allow'\n", policy);
1641 }
1642 }
1643 }
1644
1645 static void do_acl_add(Monitor *mon, const QDict *qdict)
1646 {
1647 const char *aclname = qdict_get_str(qdict, "aclname");
1648 const char *match = qdict_get_str(qdict, "match");
1649 const char *policy = qdict_get_str(qdict, "policy");
1650 int has_index = qdict_haskey(qdict, "index");
1651 int index = qdict_get_try_int(qdict, "index", -1);
1652 qemu_acl *acl = find_acl(mon, aclname);
1653 int deny, ret;
1654
1655 if (acl) {
1656 if (strcmp(policy, "allow") == 0) {
1657 deny = 0;
1658 } else if (strcmp(policy, "deny") == 0) {
1659 deny = 1;
1660 } else {
1661 monitor_printf(mon, "acl: unknown policy '%s', "
1662 "expected 'deny' or 'allow'\n", policy);
1663 return;
1664 }
1665 if (has_index)
1666 ret = qemu_acl_insert(acl, deny, match, index);
1667 else
1668 ret = qemu_acl_append(acl, deny, match);
1669 if (ret < 0)
1670 monitor_printf(mon, "acl: unable to add acl entry\n");
1671 else
1672 monitor_printf(mon, "acl: added rule at position %d\n", ret);
1673 }
1674 }
1675
1676 static void do_acl_remove(Monitor *mon, const QDict *qdict)
1677 {
1678 const char *aclname = qdict_get_str(qdict, "aclname");
1679 const char *match = qdict_get_str(qdict, "match");
1680 qemu_acl *acl = find_acl(mon, aclname);
1681 int ret;
1682
1683 if (acl) {
1684 ret = qemu_acl_remove(acl, match);
1685 if (ret < 0)
1686 monitor_printf(mon, "acl: no matching acl entry\n");
1687 else
1688 monitor_printf(mon, "acl: removed rule at position %d\n", ret);
1689 }
1690 }
1691
1692 #if defined(TARGET_I386)
1693 static void do_inject_mce(Monitor *mon, const QDict *qdict)
1694 {
1695 CPUState *cenv;
1696 int cpu_index = qdict_get_int(qdict, "cpu_index");
1697 int bank = qdict_get_int(qdict, "bank");
1698 uint64_t status = qdict_get_int(qdict, "status");
1699 uint64_t mcg_status = qdict_get_int(qdict, "mcg_status");
1700 uint64_t addr = qdict_get_int(qdict, "addr");
1701 uint64_t misc = qdict_get_int(qdict, "misc");
1702
1703 for (cenv = first_cpu; cenv != NULL; cenv = cenv->next_cpu)
1704 if (cenv->cpu_index == cpu_index && cenv->mcg_cap) {
1705 cpu_inject_x86_mce(cenv, bank, status, mcg_status, addr, misc);
1706 break;
1707 }
1708 }
1709 #endif
1710
1711 static void do_getfd(Monitor *mon, const QDict *qdict)
1712 {
1713 const char *fdname = qdict_get_str(qdict, "fdname");
1714 mon_fd_t *monfd;
1715 int fd;
1716
1717 fd = qemu_chr_get_msgfd(mon->chr);
1718 if (fd == -1) {
1719 monitor_printf(mon, "getfd: no file descriptor supplied via SCM_RIGHTS\n");
1720 return;
1721 }
1722
1723 if (qemu_isdigit(fdname[0])) {
1724 monitor_printf(mon, "getfd: monitor names may not begin with a number\n");
1725 return;
1726 }
1727
1728 fd = dup(fd);
1729 if (fd == -1) {
1730 monitor_printf(mon, "Failed to dup() file descriptor: %s\n",
1731 strerror(errno));
1732 return;
1733 }
1734
1735 QLIST_FOREACH(monfd, &mon->fds, next) {
1736 if (strcmp(monfd->name, fdname) != 0) {
1737 continue;
1738 }
1739
1740 close(monfd->fd);
1741 monfd->fd = fd;
1742 return;
1743 }
1744
1745 monfd = qemu_mallocz(sizeof(mon_fd_t));
1746 monfd->name = qemu_strdup(fdname);
1747 monfd->fd = fd;
1748
1749 QLIST_INSERT_HEAD(&mon->fds, monfd, next);
1750 }
1751
1752 static void do_closefd(Monitor *mon, const QDict *qdict)
1753 {
1754 const char *fdname = qdict_get_str(qdict, "fdname");
1755 mon_fd_t *monfd;
1756
1757 QLIST_FOREACH(monfd, &mon->fds, next) {
1758 if (strcmp(monfd->name, fdname) != 0) {
1759 continue;
1760 }
1761
1762 QLIST_REMOVE(monfd, next);
1763 close(monfd->fd);
1764 qemu_free(monfd->name);
1765 qemu_free(monfd);
1766 return;
1767 }
1768
1769 monitor_printf(mon, "Failed to find file descriptor named %s\n",
1770 fdname);
1771 }
1772
1773 static void do_loadvm(Monitor *mon, const QDict *qdict)
1774 {
1775 int saved_vm_running = vm_running;
1776 const char *name = qdict_get_str(qdict, "name");
1777
1778 vm_stop(0);
1779
1780 if (load_vmstate(mon, name) >= 0 && saved_vm_running)
1781 vm_start();
1782 }
1783
1784 int monitor_get_fd(Monitor *mon, const char *fdname)
1785 {
1786 mon_fd_t *monfd;
1787
1788 QLIST_FOREACH(monfd, &mon->fds, next) {
1789 int fd;
1790
1791 if (strcmp(monfd->name, fdname) != 0) {
1792 continue;
1793 }
1794
1795 fd = monfd->fd;
1796
1797 /* caller takes ownership of fd */
1798 QLIST_REMOVE(monfd, next);
1799 qemu_free(monfd->name);
1800 qemu_free(monfd);
1801
1802 return fd;
1803 }
1804
1805 return -1;
1806 }
1807
1808 static const mon_cmd_t mon_cmds[] = {
1809 #include "qemu-monitor.h"
1810 { NULL, NULL, },
1811 };
1812
1813 /* Please update qemu-monitor.hx when adding or changing commands */
1814 static const mon_cmd_t info_cmds[] = {
1815 { "version", "", do_info_version,
1816 "", "show the version of QEMU" },
1817 { "network", "", do_info_network,
1818 "", "show the network state" },
1819 { "chardev", "", qemu_chr_info,
1820 "", "show the character devices" },
1821 { "block", "", bdrv_info,
1822 "", "show the block devices" },
1823 { "blockstats", "", bdrv_info_stats,
1824 "", "show block device statistics" },
1825 { "registers", "", do_info_registers,
1826 "", "show the cpu registers" },
1827 { "cpus", "", do_info_cpus,
1828 "", "show infos for each CPU" },
1829 { "history", "", do_info_history,
1830 "", "show the command line history", },
1831 { "irq", "", irq_info,
1832 "", "show the interrupts statistics (if available)", },
1833 { "pic", "", pic_info,
1834 "", "show i8259 (PIC) state", },
1835 { "pci", "", pci_info,
1836 "", "show PCI info", },
1837 #if defined(TARGET_I386) || defined(TARGET_SH4)
1838 { "tlb", "", tlb_info,
1839 "", "show virtual to physical memory mappings", },
1840 #endif
1841 #if defined(TARGET_I386)
1842 { "mem", "", mem_info,
1843 "", "show the active virtual memory mappings", },
1844 { "hpet", "", do_info_hpet,
1845 "", "show state of HPET", },
1846 #endif
1847 { "jit", "", do_info_jit,
1848 "", "show dynamic compiler info", },
1849 { "kvm", "", do_info_kvm,
1850 "", "show KVM information", },
1851 { "numa", "", do_info_numa,
1852 "", "show NUMA information", },
1853 { "usb", "", usb_info,
1854 "", "show guest USB devices", },
1855 { "usbhost", "", usb_host_info,
1856 "", "show host USB devices", },
1857 { "profile", "", do_info_profile,
1858 "", "show profiling information", },
1859 { "capture", "", do_info_capture,
1860 "", "show capture information" },
1861 { "snapshots", "", do_info_snapshots,
1862 "", "show the currently saved VM snapshots" },
1863 { "status", "", do_info_status,
1864 "", "show the current VM status (running|paused)" },
1865 { "pcmcia", "", pcmcia_info,
1866 "", "show guest PCMCIA status" },
1867 { "mice", "", do_info_mice,
1868 "", "show which guest mouse is receiving events" },
1869 { "vnc", "", do_info_vnc,
1870 "", "show the vnc server status"},
1871 { "name", "", do_info_name,
1872 "", "show the current VM name" },
1873 { "uuid", "", do_info_uuid,
1874 "", "show the current VM UUID" },
1875 #if defined(TARGET_PPC)
1876 { "cpustats", "", do_info_cpu_stats,
1877 "", "show CPU statistics", },
1878 #endif
1879 #if defined(CONFIG_SLIRP)
1880 { "usernet", "", do_info_usernet,
1881 "", "show user network stack connection states", },
1882 #endif
1883 { "migrate", "", do_info_migrate, "", "show migration status" },
1884 { "balloon", "", do_info_balloon,
1885 "", "show balloon information" },
1886 { "qtree", "", do_info_qtree,
1887 "", "show device tree" },
1888 { "qdm", "", do_info_qdm,
1889 "", "show qdev device model list" },
1890 { NULL, NULL, },
1891 };
1892
1893 /*******************************************************************/
1894
1895 static const char *pch;
1896 static jmp_buf expr_env;
1897
1898 #define MD_TLONG 0
1899 #define MD_I32 1
1900
1901 typedef struct MonitorDef {
1902 const char *name;
1903 int offset;
1904 target_long (*get_value)(const struct MonitorDef *md, int val);
1905 int type;
1906 } MonitorDef;
1907
1908 #if defined(TARGET_I386)
1909 static target_long monitor_get_pc (const struct MonitorDef *md, int val)
1910 {
1911 CPUState *env = mon_get_cpu();
1912 if (!env)
1913 return 0;
1914 return env->eip + env->segs[R_CS].base;
1915 }
1916 #endif
1917
1918 #if defined(TARGET_PPC)
1919 static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
1920 {
1921 CPUState *env = mon_get_cpu();
1922 unsigned int u;
1923 int i;
1924
1925 if (!env)
1926 return 0;
1927
1928 u = 0;
1929 for (i = 0; i < 8; i++)
1930 u |= env->crf[i] << (32 - (4 * i));
1931
1932 return u;
1933 }
1934
1935 static target_long monitor_get_msr (const struct MonitorDef *md, int val)
1936 {
1937 CPUState *env = mon_get_cpu();
1938 if (!env)
1939 return 0;
1940 return env->msr;
1941 }
1942
1943 static target_long monitor_get_xer (const struct MonitorDef *md, int val)
1944 {
1945 CPUState *env = mon_get_cpu();
1946 if (!env)
1947 return 0;
1948 return env->xer;
1949 }
1950
1951 static target_long monitor_get_decr (const struct MonitorDef *md, int val)
1952 {
1953 CPUState *env = mon_get_cpu();
1954 if (!env)
1955 return 0;
1956 return cpu_ppc_load_decr(env);
1957 }
1958
1959 static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
1960 {
1961 CPUState *env = mon_get_cpu();
1962 if (!env)
1963 return 0;
1964 return cpu_ppc_load_tbu(env);
1965 }
1966
1967 static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
1968 {
1969 CPUState *env = mon_get_cpu();
1970 if (!env)
1971 return 0;
1972 return cpu_ppc_load_tbl(env);
1973 }
1974 #endif
1975
1976 #if defined(TARGET_SPARC)
1977 #ifndef TARGET_SPARC64
1978 static target_long monitor_get_psr (const struct MonitorDef *md, int val)
1979 {
1980 CPUState *env = mon_get_cpu();
1981 if (!env)
1982 return 0;
1983 return GET_PSR(env);
1984 }
1985 #endif
1986
1987 static target_long monitor_get_reg(const struct MonitorDef *md, int val)
1988 {
1989 CPUState *env = mon_get_cpu();
1990 if (!env)
1991 return 0;
1992 return env->regwptr[val];
1993 }
1994 #endif
1995
1996 static const MonitorDef monitor_defs[] = {
1997 #ifdef TARGET_I386
1998
1999 #define SEG(name, seg) \
2000 { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
2001 { name ".base", offsetof(CPUState, segs[seg].base) },\
2002 { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
2003
2004 { "eax", offsetof(CPUState, regs[0]) },
2005 { "ecx", offsetof(CPUState, regs[1]) },
2006 { "edx", offsetof(CPUState, regs[2]) },
2007 { "ebx", offsetof(CPUState, regs[3]) },
2008 { "esp|sp", offsetof(CPUState, regs[4]) },
2009 { "ebp|fp", offsetof(CPUState, regs[5]) },
2010 { "esi", offsetof(CPUState, regs[6]) },
2011 { "edi", offsetof(CPUState, regs[7]) },
2012 #ifdef TARGET_X86_64
2013 { "r8", offsetof(CPUState, regs[8]) },
2014 { "r9", offsetof(CPUState, regs[9]) },
2015 { "r10", offsetof(CPUState, regs[10]) },
2016 { "r11", offsetof(CPUState, regs[11]) },
2017 { "r12", offsetof(CPUState, regs[12]) },
2018 { "r13", offsetof(CPUState, regs[13]) },
2019 { "r14", offsetof(CPUState, regs[14]) },
2020 { "r15", offsetof(CPUState, regs[15]) },
2021 #endif
2022 { "eflags", offsetof(CPUState, eflags) },
2023 { "eip", offsetof(CPUState, eip) },
2024 SEG("cs", R_CS)
2025 SEG("ds", R_DS)
2026 SEG("es", R_ES)
2027 SEG("ss", R_SS)
2028 SEG("fs", R_FS)
2029 SEG("gs", R_GS)
2030 { "pc", 0, monitor_get_pc, },
2031 #elif defined(TARGET_PPC)
2032 /* General purpose registers */
2033 { "r0", offsetof(CPUState, gpr[0]) },
2034 { "r1", offsetof(CPUState, gpr[1]) },
2035 { "r2", offsetof(CPUState, gpr[2]) },
2036 { "r3", offsetof(CPUState, gpr[3]) },
2037 { "r4", offsetof(CPUState, gpr[4]) },
2038 { "r5", offsetof(CPUState, gpr[5]) },
2039 { "r6", offsetof(CPUState, gpr[6]) },
2040 { "r7", offsetof(CPUState, gpr[7]) },
2041 { "r8", offsetof(CPUState, gpr[8]) },
2042 { "r9", offsetof(CPUState, gpr[9]) },
2043 { "r10", offsetof(CPUState, gpr[10]) },
2044 { "r11", offsetof(CPUState, gpr[11]) },
2045 { "r12", offsetof(CPUState, gpr[12]) },
2046 { "r13", offsetof(CPUState, gpr[13]) },
2047 { "r14", offsetof(CPUState, gpr[14]) },
2048 { "r15", offsetof(CPUState, gpr[15]) },
2049 { "r16", offsetof(CPUState, gpr[16]) },
2050 { "r17", offsetof(CPUState, gpr[17]) },
2051 { "r18", offsetof(CPUState, gpr[18]) },
2052 { "r19", offsetof(CPUState, gpr[19]) },
2053 { "r20", offsetof(CPUState, gpr[20]) },
2054 { "r21", offsetof(CPUState, gpr[21]) },
2055 { "r22", offsetof(CPUState, gpr[22]) },
2056 { "r23", offsetof(CPUState, gpr[23]) },
2057 { "r24", offsetof(CPUState, gpr[24]) },
2058 { "r25", offsetof(CPUState, gpr[25]) },
2059 { "r26", offsetof(CPUState, gpr[26]) },
2060 { "r27", offsetof(CPUState, gpr[27]) },
2061 { "r28", offsetof(CPUState, gpr[28]) },
2062 { "r29", offsetof(CPUState, gpr[29]) },
2063 { "r30", offsetof(CPUState, gpr[30]) },
2064 { "r31", offsetof(CPUState, gpr[31]) },
2065 /* Floating point registers */
2066 { "f0", offsetof(CPUState, fpr[0]) },
2067 { "f1", offsetof(CPUState, fpr[1]) },
2068 { "f2", offsetof(CPUState, fpr[2]) },
2069 { "f3", offsetof(CPUState, fpr[3]) },
2070 { "f4", offsetof(CPUState, fpr[4]) },
2071 { "f5", offsetof(CPUState, fpr[5]) },
2072 { "f6", offsetof(CPUState, fpr[6]) },
2073 { "f7", offsetof(CPUState, fpr[7]) },
2074 { "f8", offsetof(CPUState, fpr[8]) },
2075 { "f9", offsetof(CPUState, fpr[9]) },
2076 { "f10", offsetof(CPUState, fpr[10]) },
2077 { "f11", offsetof(CPUState, fpr[11]) },
2078 { "f12", offsetof(CPUState, fpr[12]) },
2079 { "f13", offsetof(CPUState, fpr[13]) },
2080 { "f14", offsetof(CPUState, fpr[14]) },
2081 { "f15", offsetof(CPUState, fpr[15]) },
2082 { "f16", offsetof(CPUState, fpr[16]) },
2083 { "f17", offsetof(CPUState, fpr[17]) },
2084 { "f18", offsetof(CPUState, fpr[18]) },
2085 { "f19", offsetof(CPUState, fpr[19]) },
2086 { "f20", offsetof(CPUState, fpr[20]) },
2087 { "f21", offsetof(CPUState, fpr[21]) },
2088 { "f22", offsetof(CPUState, fpr[22]) },
2089 { "f23", offsetof(CPUState, fpr[23]) },
2090 { "f24", offsetof(CPUState, fpr[24]) },
2091 { "f25", offsetof(CPUState, fpr[25]) },
2092 { "f26", offsetof(CPUState, fpr[26]) },
2093 { "f27", offsetof(CPUState, fpr[27]) },
2094 { "f28", offsetof(CPUState, fpr[28]) },
2095 { "f29", offsetof(CPUState, fpr[29]) },
2096 { "f30", offsetof(CPUState, fpr[30]) },
2097 { "f31", offsetof(CPUState, fpr[31]) },
2098 { "fpscr", offsetof(CPUState, fpscr) },
2099 /* Next instruction pointer */
2100 { "nip|pc", offsetof(CPUState, nip) },
2101 { "lr", offsetof(CPUState, lr) },
2102 { "ctr", offsetof(CPUState, ctr) },
2103 { "decr", 0, &monitor_get_decr, },
2104 { "ccr", 0, &monitor_get_ccr, },
2105 /* Machine state register */
2106 { "msr", 0, &monitor_get_msr, },
2107 { "xer", 0, &monitor_get_xer, },
2108 { "tbu", 0, &monitor_get_tbu, },
2109 { "tbl", 0, &monitor_get_tbl, },
2110 #if defined(TARGET_PPC64)
2111 /* Address space register */
2112 { "asr", offsetof(CPUState, asr) },
2113 #endif
2114 /* Segment registers */
2115 { "sdr1", offsetof(CPUState, sdr1) },
2116 { "sr0", offsetof(CPUState, sr[0]) },
2117 { "sr1", offsetof(CPUState, sr[1]) },
2118 { "sr2", offsetof(CPUState, sr[2]) },
2119 { "sr3", offsetof(CPUState, sr[3]) },
2120 { "sr4", offsetof(CPUState, sr[4]) },
2121 { "sr5", offsetof(CPUState, sr[5]) },
2122 { "sr6", offsetof(CPUState, sr[6]) },
2123 { "sr7", offsetof(CPUState, sr[7]) },
2124 { "sr8", offsetof(CPUState, sr[8]) },
2125 { "sr9", offsetof(CPUState, sr[9]) },
2126 { "sr10", offsetof(CPUState, sr[10]) },
2127 { "sr11", offsetof(CPUState, sr[11]) },
2128 { "sr12", offsetof(CPUState, sr[12]) },
2129 { "sr13", offsetof(CPUState, sr[13]) },
2130 { "sr14", offsetof(CPUState, sr[14]) },
2131 { "sr15", offsetof(CPUState, sr[15]) },
2132 /* Too lazy to put BATs and SPRs ... */
2133 #elif defined(TARGET_SPARC)
2134 { "g0", offsetof(CPUState, gregs[0]) },
2135 { "g1", offsetof(CPUState, gregs[1]) },
2136 { "g2", offsetof(CPUState, gregs[2]) },
2137 { "g3", offsetof(CPUState, gregs[3]) },
2138 { "g4", offsetof(CPUState, gregs[4]) },
2139 { "g5", offsetof(CPUState, gregs[5]) },
2140 { "g6", offsetof(CPUState, gregs[6]) },
2141 { "g7", offsetof(CPUState, gregs[7]) },
2142 { "o0", 0, monitor_get_reg },
2143 { "o1", 1, monitor_get_reg },
2144 { "o2", 2, monitor_get_reg },
2145 { "o3", 3, monitor_get_reg },
2146 { "o4", 4, monitor_get_reg },
2147 { "o5", 5, monitor_get_reg },
2148 { "o6", 6, monitor_get_reg },
2149 { "o7", 7, monitor_get_reg },
2150 { "l0", 8, monitor_get_reg },
2151 { "l1", 9, monitor_get_reg },
2152 { "l2", 10, monitor_get_reg },
2153 { "l3", 11, monitor_get_reg },
2154 { "l4", 12, monitor_get_reg },
2155 { "l5", 13, monitor_get_reg },
2156 { "l6", 14, monitor_get_reg },
2157 { "l7", 15, monitor_get_reg },
2158 { "i0", 16, monitor_get_reg },
2159 { "i1", 17, monitor_get_reg },
2160 { "i2", 18, monitor_get_reg },
2161 { "i3", 19, monitor_get_reg },
2162 { "i4", 20, monitor_get_reg },
2163 { "i5", 21, monitor_get_reg },
2164 { "i6", 22, monitor_get_reg },
2165 { "i7", 23, monitor_get_reg },
2166 { "pc", offsetof(CPUState, pc) },
2167 { "npc", offsetof(CPUState, npc) },
2168 { "y", offsetof(CPUState, y) },
2169 #ifndef TARGET_SPARC64
2170 { "psr", 0, &monitor_get_psr, },
2171 { "wim", offsetof(CPUState, wim) },
2172 #endif
2173 { "tbr", offsetof(CPUState, tbr) },
2174 { "fsr", offsetof(CPUState, fsr) },
2175 { "f0", offsetof(CPUState, fpr[0]) },
2176 { "f1", offsetof(CPUState, fpr[1]) },
2177 { "f2", offsetof(CPUState, fpr[2]) },
2178 { "f3", offsetof(CPUState, fpr[3]) },
2179 { "f4", offsetof(CPUState, fpr[4]) },
2180 { "f5", offsetof(CPUState, fpr[5]) },
2181 { "f6", offsetof(CPUState, fpr[6]) },
2182 { "f7", offsetof(CPUState, fpr[7]) },
2183 { "f8", offsetof(CPUState, fpr[8]) },
2184 { "f9", offsetof(CPUState, fpr[9]) },
2185 { "f10", offsetof(CPUState, fpr[10]) },
2186 { "f11", offsetof(CPUState, fpr[11]) },
2187 { "f12", offsetof(CPUState, fpr[12]) },
2188 { "f13", offsetof(CPUState, fpr[13]) },
2189 { "f14", offsetof(CPUState, fpr[14]) },
2190 { "f15", offsetof(CPUState, fpr[15]) },
2191 { "f16", offsetof(CPUState, fpr[16]) },
2192 { "f17", offsetof(CPUState, fpr[17]) },
2193 { "f18", offsetof(CPUState, fpr[18]) },
2194 { "f19", offsetof(CPUState, fpr[19]) },
2195 { "f20", offsetof(CPUState, fpr[20]) },
2196 { "f21", offsetof(CPUState, fpr[21]) },
2197 { "f22", offsetof(CPUState, fpr[22]) },
2198 { "f23", offsetof(CPUState, fpr[23]) },
2199 { "f24", offsetof(CPUState, fpr[24]) },
2200 { "f25", offsetof(CPUState, fpr[25]) },
2201 { "f26", offsetof(CPUState, fpr[26]) },
2202 { "f27", offsetof(CPUState, fpr[27]) },
2203 { "f28", offsetof(CPUState, fpr[28]) },
2204 { "f29", offsetof(CPUState, fpr[29]) },
2205 { "f30", offsetof(CPUState, fpr[30]) },
2206 { "f31", offsetof(CPUState, fpr[31]) },
2207 #ifdef TARGET_SPARC64
2208 { "f32", offsetof(CPUState, fpr[32]) },
2209 { "f34", offsetof(CPUState, fpr[34]) },
2210 { "f36", offsetof(CPUState, fpr[36]) },
2211 { "f38", offsetof(CPUState, fpr[38]) },
2212 { "f40", offsetof(CPUState, fpr[40]) },
2213 { "f42", offsetof(CPUState, fpr[42]) },
2214 { "f44", offsetof(CPUState, fpr[44]) },
2215 { "f46", offsetof(CPUState, fpr[46]) },
2216 { "f48", offsetof(CPUState, fpr[48]) },
2217 { "f50", offsetof(CPUState, fpr[50]) },
2218 { "f52", offsetof(CPUState, fpr[52]) },
2219 { "f54", offsetof(CPUState, fpr[54]) },
2220 { "f56", offsetof(CPUState, fpr[56]) },
2221 { "f58", offsetof(CPUState, fpr[58]) },
2222 { "f60", offsetof(CPUState, fpr[60]) },
2223 { "f62", offsetof(CPUState, fpr[62]) },
2224 { "asi", offsetof(CPUState, asi) },
2225 { "pstate", offsetof(CPUState, pstate) },
2226 { "cansave", offsetof(CPUState, cansave) },
2227 { "canrestore", offsetof(CPUState, canrestore) },
2228 { "otherwin", offsetof(CPUState, otherwin) },
2229 { "wstate", offsetof(CPUState, wstate) },
2230 { "cleanwin", offsetof(CPUState, cleanwin) },
2231 { "fprs", offsetof(CPUState, fprs) },
2232 #endif
2233 #endif
2234 { NULL },
2235 };
2236
2237 static void expr_error(Monitor *mon, const char *msg)
2238 {
2239 monitor_printf(mon, "%s\n", msg);
2240 longjmp(expr_env, 1);
2241 }
2242
2243 /* return 0 if OK, -1 if not found, -2 if no CPU defined */
2244 static int get_monitor_def(target_long *pval, const char *name)
2245 {
2246 const MonitorDef *md;
2247 void *ptr;
2248
2249 for(md = monitor_defs; md->name != NULL; md++) {
2250 if (compare_cmd(name, md->name)) {
2251 if (md->get_value) {
2252 *pval = md->get_value(md, md->offset);
2253 } else {
2254 CPUState *env = mon_get_cpu();
2255 if (!env)
2256 return -2;
2257 ptr = (uint8_t *)env + md->offset;
2258 switch(md->type) {
2259 case MD_I32:
2260 *pval = *(int32_t *)ptr;
2261 break;
2262 case MD_TLONG:
2263 *pval = *(target_long *)ptr;
2264 break;
2265 default:
2266 *pval = 0;
2267 break;
2268 }
2269 }
2270 return 0;
2271 }
2272 }
2273 return -1;
2274 }
2275
2276 static void next(void)
2277 {
2278 if (*pch != '\0') {
2279 pch++;
2280 while (qemu_isspace(*pch))
2281 pch++;
2282 }
2283 }
2284
2285 static int64_t expr_sum(Monitor *mon);
2286
2287 static int64_t expr_unary(Monitor *mon)
2288 {
2289 int64_t n;
2290 char *p;
2291 int ret;
2292
2293 switch(*pch) {
2294 case '+':
2295 next();
2296 n = expr_unary(mon);
2297 break;
2298 case '-':
2299 next();
2300 n = -expr_unary(mon);
2301 break;
2302 case '~':
2303 next();
2304 n = ~expr_unary(mon);
2305 break;
2306 case '(':
2307 next();
2308 n = expr_sum(mon);
2309 if (*pch != ')') {
2310 expr_error(mon, "')' expected");
2311 }
2312 next();
2313 break;
2314 case '\'':
2315 pch++;
2316 if (*pch == '\0')
2317 expr_error(mon, "character constant expected");
2318 n = *pch;
2319 pch++;
2320 if (*pch != '\'')
2321 expr_error(mon, "missing terminating \' character");
2322 next();
2323 break;
2324 case '$':
2325 {
2326 char buf[128], *q;
2327 target_long reg=0;
2328
2329 pch++;
2330 q = buf;
2331 while ((*pch >= 'a' && *pch <= 'z') ||
2332 (*pch >= 'A' && *pch <= 'Z') ||
2333 (*pch >= '0' && *pch <= '9') ||
2334 *pch == '_' || *pch == '.') {
2335 if ((q - buf) < sizeof(buf) - 1)
2336 *q++ = *pch;
2337 pch++;
2338 }
2339 while (qemu_isspace(*pch))
2340 pch++;
2341 *q = 0;
2342 ret = get_monitor_def(&reg, buf);
2343 if (ret == -1)
2344 expr_error(mon, "unknown register");
2345 else if (ret == -2)
2346 expr_error(mon, "no cpu defined");
2347 n = reg;
2348 }
2349 break;
2350 case '\0':
2351 expr_error(mon, "unexpected end of expression");
2352 n = 0;
2353 break;
2354 default:
2355 #if TARGET_PHYS_ADDR_BITS > 32
2356 n = strtoull(pch, &p, 0);
2357 #else
2358 n = strtoul(pch, &p, 0);
2359 #endif
2360 if (pch == p) {
2361 expr_error(mon, "invalid char in expression");
2362 }
2363 pch = p;
2364 while (qemu_isspace(*pch))
2365 pch++;
2366 break;
2367 }
2368 return n;
2369 }
2370
2371
2372 static int64_t expr_prod(Monitor *mon)
2373 {
2374 int64_t val, val2;
2375 int op;
2376
2377 val = expr_unary(mon);
2378 for(;;) {
2379 op = *pch;
2380 if (op != '*' && op != '/' && op != '%')
2381 break;
2382 next();
2383 val2 = expr_unary(mon);
2384 switch(op) {
2385 default:
2386 case '*':
2387 val *= val2;
2388 break;
2389 case '/':
2390 case '%':
2391 if (val2 == 0)
2392 expr_error(mon, "division by zero");
2393 if (op == '/')
2394 val /= val2;
2395 else
2396 val %= val2;
2397 break;
2398 }
2399 }
2400 return val;
2401 }
2402
2403 static int64_t expr_logic(Monitor *mon)
2404 {
2405 int64_t val, val2;
2406 int op;
2407
2408 val = expr_prod(mon);
2409 for(;;) {
2410 op = *pch;
2411 if (op != '&' && op != '|' && op != '^')
2412 break;
2413 next();
2414 val2 = expr_prod(mon);
2415 switch(op) {
2416 default:
2417 case '&':
2418 val &= val2;
2419 break;
2420 case '|':
2421 val |= val2;
2422 break;
2423 case '^':
2424 val ^= val2;
2425 break;
2426 }
2427 }
2428 return val;
2429 }
2430
2431 static int64_t expr_sum(Monitor *mon)
2432 {
2433 int64_t val, val2;
2434 int op;
2435
2436 val = expr_logic(mon);
2437 for(;;) {
2438 op = *pch;
2439 if (op != '+' && op != '-')
2440 break;
2441 next();
2442 val2 = expr_logic(mon);
2443 if (op == '+')
2444 val += val2;
2445 else
2446 val -= val2;
2447 }
2448 return val;
2449 }
2450
2451 static int get_expr(Monitor *mon, int64_t *pval, const char **pp)
2452 {
2453 pch = *pp;
2454 if (setjmp(expr_env)) {
2455 *pp = pch;
2456 return -1;
2457 }
2458 while (qemu_isspace(*pch))
2459 pch++;
2460 *pval = expr_sum(mon);
2461 *pp = pch;
2462 return 0;
2463 }
2464
2465 static int get_str(char *buf, int buf_size, const char **pp)
2466 {
2467 const char *p;
2468 char *q;
2469 int c;
2470
2471 q = buf;
2472 p = *pp;
2473 while (qemu_isspace(*p))
2474 p++;
2475 if (*p == '\0') {
2476 fail:
2477 *q = '\0';
2478 *pp = p;
2479 return -1;
2480 }
2481 if (*p == '\"') {
2482 p++;
2483 while (*p != '\0' && *p != '\"') {
2484 if (*p == '\\') {
2485 p++;
2486 c = *p++;
2487 switch(c) {
2488 case 'n':
2489 c = '\n';
2490 break;
2491 case 'r':
2492 c = '\r';
2493 break;
2494 case '\\':
2495 case '\'':
2496 case '\"':
2497 break;
2498 default:
2499 qemu_printf("unsupported escape code: '\\%c'\n", c);
2500 goto fail;
2501 }
2502 if ((q - buf) < buf_size - 1) {
2503 *q++ = c;
2504 }
2505 } else {
2506 if ((q - buf) < buf_size - 1) {
2507 *q++ = *p;
2508 }
2509 p++;
2510 }
2511 }
2512 if (*p != '\"') {
2513 qemu_printf("unterminated string\n");
2514 goto fail;
2515 }
2516 p++;
2517 } else {
2518 while (*p != '\0' && !qemu_isspace(*p)) {
2519 if ((q - buf) < buf_size - 1) {
2520 *q++ = *p;
2521 }
2522 p++;
2523 }
2524 }
2525 *q = '\0';
2526 *pp = p;
2527 return 0;
2528 }
2529
2530 /*
2531 * Store the command-name in cmdname, and return a pointer to
2532 * the remaining of the command string.
2533 */
2534 static const char *get_command_name(const char *cmdline,
2535 char *cmdname, size_t nlen)
2536 {
2537 size_t len;
2538 const char *p, *pstart;
2539
2540 p = cmdline;
2541 while (qemu_isspace(*p))
2542 p++;
2543 if (*p == '\0')
2544 return NULL;
2545 pstart = p;
2546 while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
2547 p++;
2548 len = p - pstart;
2549 if (len > nlen - 1)
2550 len = nlen - 1;
2551 memcpy(cmdname, pstart, len);
2552 cmdname[len] = '\0';
2553 return p;
2554 }
2555
2556 /**
2557 * Read key of 'type' into 'key' and return the current
2558 * 'type' pointer.
2559 */
2560 static char *key_get_info(const char *type, char **key)
2561 {
2562 size_t len;
2563 char *p, *str;
2564
2565 if (*type == ',')
2566 type++;
2567
2568 p = strchr(type, ':');
2569 if (!p) {
2570 *key = NULL;
2571 return NULL;
2572 }
2573 len = p - type;
2574
2575 str = qemu_malloc(len + 1);
2576 memcpy(str, type, len);
2577 str[len] = '\0';
2578
2579 *key = str;
2580 return ++p;
2581 }
2582
2583 static int default_fmt_format = 'x';
2584 static int default_fmt_size = 4;
2585
2586 #define MAX_ARGS 16
2587
2588 static const mon_cmd_t *monitor_parse_command(Monitor *mon,
2589 const char *cmdline,
2590 QDict *qdict)
2591 {
2592 const char *p, *typestr;
2593 int c;
2594 const mon_cmd_t *cmd;
2595 char cmdname[256];
2596 char buf[1024];
2597 char *key;
2598
2599 #ifdef DEBUG
2600 monitor_printf(mon, "command='%s'\n", cmdline);
2601 #endif
2602
2603 /* extract the command name */
2604 p = get_command_name(cmdline, cmdname, sizeof(cmdname));
2605 if (!p)
2606 return NULL;
2607
2608 /* find the command */
2609 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
2610 if (compare_cmd(cmdname, cmd->name))
2611 break;
2612 }
2613
2614 if (cmd->name == NULL) {
2615 monitor_printf(mon, "unknown command: '%s'\n", cmdname);
2616 return NULL;
2617 }
2618
2619 /* parse the parameters */
2620 typestr = cmd->args_type;
2621 for(;;) {
2622 typestr = key_get_info(typestr, &key);
2623 if (!typestr)
2624 break;
2625 c = *typestr;
2626 typestr++;
2627 switch(c) {
2628 case 'F':
2629 case 'B':
2630 case 's':
2631 {
2632 int ret;
2633
2634 while (qemu_isspace(*p))
2635 p++;
2636 if (*typestr == '?') {
2637 typestr++;
2638 if (*p == '\0') {
2639 /* no optional string: NULL argument */
2640 break;
2641 }
2642 }
2643 ret = get_str(buf, sizeof(buf), &p);
2644 if (ret < 0) {
2645 switch(c) {
2646 case 'F':
2647 monitor_printf(mon, "%s: filename expected\n",
2648 cmdname);
2649 break;
2650 case 'B':
2651 monitor_printf(mon, "%s: block device name expected\n",
2652 cmdname);
2653 break;
2654 default:
2655 monitor_printf(mon, "%s: string expected\n", cmdname);
2656 break;
2657 }
2658 goto fail;
2659 }
2660 qdict_put(qdict, key, qstring_from_str(buf));
2661 }
2662 break;
2663 case '/':
2664 {
2665 int count, format, size;
2666
2667 while (qemu_isspace(*p))
2668 p++;
2669 if (*p == '/') {
2670 /* format found */
2671 p++;
2672 count = 1;
2673 if (qemu_isdigit(*p)) {
2674 count = 0;
2675 while (qemu_isdigit(*p)) {
2676 count = count * 10 + (*p - '0');
2677 p++;
2678 }
2679 }
2680 size = -1;
2681 format = -1;
2682 for(;;) {
2683 switch(*p) {
2684 case 'o':
2685 case 'd':
2686 case 'u':
2687 case 'x':
2688 case 'i':
2689 case 'c':
2690 format = *p++;
2691 break;
2692 case 'b':
2693 size = 1;
2694 p++;
2695 break;
2696 case 'h':
2697 size = 2;
2698 p++;
2699 break;
2700 case 'w':
2701 size = 4;
2702 p++;
2703 break;
2704 case 'g':
2705 case 'L':
2706 size = 8;
2707 p++;
2708 break;
2709 default:
2710 goto next;
2711 }
2712 }
2713 next:
2714 if (*p != '\0' && !qemu_isspace(*p)) {
2715 monitor_printf(mon, "invalid char in format: '%c'\n",
2716 *p);
2717 goto fail;
2718 }
2719 if (format < 0)
2720 format = default_fmt_format;
2721 if (format != 'i') {
2722 /* for 'i', not specifying a size gives -1 as size */
2723 if (size < 0)
2724 size = default_fmt_size;
2725 default_fmt_size = size;
2726 }
2727 default_fmt_format = format;
2728 } else {
2729 count = 1;
2730 format = default_fmt_format;
2731 if (format != 'i') {
2732 size = default_fmt_size;
2733 } else {
2734 size = -1;
2735 }
2736 }
2737 qdict_put(qdict, "count", qint_from_int(count));
2738 qdict_put(qdict, "format", qint_from_int(format));
2739 qdict_put(qdict, "size", qint_from_int(size));
2740 }
2741 break;
2742 case 'i':
2743 case 'l':
2744 {
2745 int64_t val;
2746
2747 while (qemu_isspace(*p))
2748 p++;
2749 if (*typestr == '?' || *typestr == '.') {
2750 if (*typestr == '?') {
2751 if (*p == '\0') {
2752 typestr++;
2753 break;
2754 }
2755 } else {
2756 if (*p == '.') {
2757 p++;
2758 while (qemu_isspace(*p))
2759 p++;
2760 } else {
2761 typestr++;
2762 break;
2763 }
2764 }
2765 typestr++;
2766 }
2767 if (get_expr(mon, &val, &p))
2768 goto fail;
2769 /* Check if 'i' is greater than 32-bit */
2770 if ((c == 'i') && ((val >> 32) & 0xffffffff)) {
2771 monitor_printf(mon, "\'%s\' has failed: ", cmdname);
2772 monitor_printf(mon, "integer is for 32-bit values\n");
2773 goto fail;
2774 }
2775 qdict_put(qdict, key, qint_from_int(val));
2776 }
2777 break;
2778 case '-':
2779 {
2780 int has_option;
2781 /* option */
2782
2783 c = *typestr++;
2784 if (c == '\0')
2785 goto bad_type;
2786 while (qemu_isspace(*p))
2787 p++;
2788 has_option = 0;
2789 if (*p == '-') {
2790 p++;
2791 if (*p != c) {
2792 monitor_printf(mon, "%s: unsupported option -%c\n",
2793 cmdname, *p);
2794 goto fail;
2795 }
2796 p++;
2797 has_option = 1;
2798 }
2799 qdict_put(qdict, key, qint_from_int(has_option));
2800 }
2801 break;
2802 default:
2803 bad_type:
2804 monitor_printf(mon, "%s: unknown type '%c'\n", cmdname, c);
2805 goto fail;
2806 }
2807 qemu_free(key);
2808 key = NULL;
2809 }
2810 /* check that all arguments were parsed */
2811 while (qemu_isspace(*p))
2812 p++;
2813 if (*p != '\0') {
2814 monitor_printf(mon, "%s: extraneous characters at the end of line\n",
2815 cmdname);
2816 goto fail;
2817 }
2818
2819 return cmd;
2820
2821 fail:
2822 qemu_free(key);
2823 return NULL;
2824 }
2825
2826 static void monitor_handle_command(Monitor *mon, const char *cmdline)
2827 {
2828 QDict *qdict;
2829 const mon_cmd_t *cmd;
2830
2831 qdict = qdict_new();
2832
2833 cmd = monitor_parse_command(mon, cmdline, qdict);
2834 if (cmd) {
2835 void (*handler)(Monitor *mon, const QDict *qdict);
2836
2837 qemu_errors_to_mon(mon);
2838
2839 handler = cmd->handler;
2840 handler(mon, qdict);
2841
2842 qemu_errors_to_previous();
2843 }
2844
2845 QDECREF(qdict);
2846 }
2847
2848 static void cmd_completion(const char *name, const char *list)
2849 {
2850 const char *p, *pstart;
2851 char cmd[128];
2852 int len;
2853
2854 p = list;
2855 for(;;) {
2856 pstart = p;
2857 p = strchr(p, '|');
2858 if (!p)
2859 p = pstart + strlen(pstart);
2860 len = p - pstart;
2861 if (len > sizeof(cmd) - 2)
2862 len = sizeof(cmd) - 2;
2863 memcpy(cmd, pstart, len);
2864 cmd[len] = '\0';
2865 if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
2866 readline_add_completion(cur_mon->rs, cmd);
2867 }
2868 if (*p == '\0')
2869 break;
2870 p++;
2871 }
2872 }
2873
2874 static void file_completion(const char *input)
2875 {
2876 DIR *ffs;
2877 struct dirent *d;
2878 char path[1024];
2879 char file[1024], file_prefix[1024];
2880 int input_path_len;
2881 const char *p;
2882
2883 p = strrchr(input, '/');
2884 if (!p) {
2885 input_path_len = 0;
2886 pstrcpy(file_prefix, sizeof(file_prefix), input);
2887 pstrcpy(path, sizeof(path), ".");
2888 } else {
2889 input_path_len = p - input + 1;
2890 memcpy(path, input, input_path_len);
2891 if (input_path_len > sizeof(path) - 1)
2892 input_path_len = sizeof(path) - 1;
2893 path[input_path_len] = '\0';
2894 pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
2895 }
2896 #ifdef DEBUG_COMPLETION
2897 monitor_printf(cur_mon, "input='%s' path='%s' prefix='%s'\n",
2898 input, path, file_prefix);
2899 #endif
2900 ffs = opendir(path);
2901 if (!ffs)
2902 return;
2903 for(;;) {
2904 struct stat sb;
2905 d = readdir(ffs);
2906 if (!d)
2907 break;
2908 if (strstart(d->d_name, file_prefix, NULL)) {
2909 memcpy(file, input, input_path_len);
2910 if (input_path_len < sizeof(file))
2911 pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
2912 d->d_name);
2913 /* stat the file to find out if it's a directory.
2914 * In that case add a slash to speed up typing long paths
2915 */
2916 stat(file, &sb);
2917 if(S_ISDIR(sb.st_mode))
2918 pstrcat(file, sizeof(file), "/");
2919 readline_add_completion(cur_mon->rs, file);
2920 }
2921 }
2922 closedir(ffs);
2923 }
2924
2925 static void block_completion_it(void *opaque, BlockDriverState *bs)
2926 {
2927 const char *name = bdrv_get_device_name(bs);
2928 const char *input = opaque;
2929
2930 if (input[0] == '\0' ||
2931 !strncmp(name, (char *)input, strlen(input))) {
2932 readline_add_completion(cur_mon->rs, name);
2933 }
2934 }
2935
2936 /* NOTE: this parser is an approximate form of the real command parser */
2937 static void parse_cmdline(const char *cmdline,
2938 int *pnb_args, char **args)
2939 {
2940 const char *p;
2941 int nb_args, ret;
2942 char buf[1024];
2943
2944 p = cmdline;
2945 nb_args = 0;
2946 for(;;) {
2947 while (qemu_isspace(*p))
2948 p++;
2949 if (*p == '\0')
2950 break;
2951 if (nb_args >= MAX_ARGS)
2952 break;
2953 ret = get_str(buf, sizeof(buf), &p);
2954 args[nb_args] = qemu_strdup(buf);
2955 nb_args++;
2956 if (ret < 0)
2957 break;
2958 }
2959 *pnb_args = nb_args;
2960 }
2961
2962 static const char *next_arg_type(const char *typestr)
2963 {
2964 const char *p = strchr(typestr, ':');
2965 return (p != NULL ? ++p : typestr);
2966 }
2967
2968 static void monitor_find_completion(const char *cmdline)
2969 {
2970 const char *cmdname;
2971 char *args[MAX_ARGS];
2972 int nb_args, i, len;
2973 const char *ptype, *str;
2974 const mon_cmd_t *cmd;
2975 const KeyDef *key;
2976
2977 parse_cmdline(cmdline, &nb_args, args);
2978 #ifdef DEBUG_COMPLETION
2979 for(i = 0; i < nb_args; i++) {
2980 monitor_printf(cur_mon, "arg%d = '%s'\n", i, (char *)args[i]);
2981 }
2982 #endif
2983
2984 /* if the line ends with a space, it means we want to complete the
2985 next arg */
2986 len = strlen(cmdline);
2987 if (len > 0 && qemu_isspace(cmdline[len - 1])) {
2988 if (nb_args >= MAX_ARGS)
2989 return;
2990 args[nb_args++] = qemu_strdup("");
2991 }
2992 if (nb_args <= 1) {
2993 /* command completion */
2994 if (nb_args == 0)
2995 cmdname = "";
2996 else
2997 cmdname = args[0];
2998 readline_set_completion_index(cur_mon->rs, strlen(cmdname));
2999 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3000 cmd_completion(cmdname, cmd->name);
3001 }
3002 } else {
3003 /* find the command */
3004 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3005 if (compare_cmd(args[0], cmd->name))
3006 goto found;
3007 }
3008 return;
3009 found:
3010 ptype = next_arg_type(cmd->args_type);
3011 for(i = 0; i < nb_args - 2; i++) {
3012 if (*ptype != '\0') {
3013 ptype = next_arg_type(ptype);
3014 while (*ptype == '?')
3015 ptype = next_arg_type(ptype);
3016 }
3017 }
3018 str = args[nb_args - 1];
3019 if (*ptype == '-' && ptype[1] != '\0') {
3020 ptype += 2;
3021 }
3022 switch(*ptype) {
3023 case 'F':
3024 /* file completion */
3025 readline_set_completion_index(cur_mon->rs, strlen(str));
3026 file_completion(str);
3027 break;
3028 case 'B':
3029 /* block device name completion */
3030 readline_set_completion_index(cur_mon->rs, strlen(str));
3031 bdrv_iterate(block_completion_it, (void *)str);
3032 break;
3033 case 's':
3034 /* XXX: more generic ? */
3035 if (!strcmp(cmd->name, "info")) {
3036 readline_set_completion_index(cur_mon->rs, strlen(str));
3037 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
3038 cmd_completion(str, cmd->name);
3039 }
3040 } else if (!strcmp(cmd->name, "sendkey")) {
3041 char *sep = strrchr(str, '-');
3042 if (sep)
3043 str = sep + 1;
3044 readline_set_completion_index(cur_mon->rs, strlen(str));
3045 for(key = key_defs; key->name != NULL; key++) {
3046 cmd_completion(str, key->name);
3047 }
3048 } else if (!strcmp(cmd->name, "help|?")) {
3049 readline_set_completion_index(cur_mon->rs, strlen(str));
3050 for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
3051 cmd_completion(str, cmd->name);
3052 }
3053 }
3054 break;
3055 default:
3056 break;
3057 }
3058 }
3059 for(i = 0; i < nb_args; i++)
3060 qemu_free(args[i]);
3061 }
3062
3063 static int monitor_can_read(void *opaque)
3064 {
3065 Monitor *mon = opaque;
3066
3067 return (mon->suspend_cnt == 0) ? 128 : 0;
3068 }
3069
3070 static void monitor_read(void *opaque, const uint8_t *buf, int size)
3071 {
3072 Monitor *old_mon = cur_mon;
3073 int i;
3074
3075 cur_mon = opaque;
3076
3077 if (cur_mon->rs) {
3078 for (i = 0; i < size; i++)
3079 readline_handle_byte(cur_mon->rs, buf[i]);
3080 } else {
3081 if (size == 0 || buf[size - 1] != 0)
3082 monitor_printf(cur_mon, "corrupted command\n");
3083 else
3084 monitor_handle_command(cur_mon, (char *)buf);
3085 }
3086
3087 cur_mon = old_mon;
3088 }
3089
3090 static void monitor_command_cb(Monitor *mon, const char *cmdline, void *opaque)
3091 {
3092 monitor_suspend(mon);
3093 monitor_handle_command(mon, cmdline);
3094 monitor_resume(mon);
3095 }
3096
3097 int monitor_suspend(Monitor *mon)
3098 {
3099 if (!mon->rs)
3100 return -ENOTTY;
3101 mon->suspend_cnt++;
3102 return 0;
3103 }
3104
3105 void monitor_resume(Monitor *mon)
3106 {
3107 if (!mon->rs)
3108 return;
3109 if (--mon->suspend_cnt == 0)
3110 readline_show_prompt(mon->rs);
3111 }
3112
3113 static void monitor_event(void *opaque, int event)
3114 {
3115 Monitor *mon = opaque;
3116
3117 switch (event) {
3118 case CHR_EVENT_MUX_IN:
3119 mon->mux_out = 0;
3120 if (mon->reset_seen) {
3121 readline_restart(mon->rs);
3122 monitor_resume(mon);
3123 monitor_flush(mon);
3124 } else {
3125 mon->suspend_cnt = 0;
3126 }
3127 break;
3128
3129 case CHR_EVENT_MUX_OUT:
3130 if (mon->reset_seen) {
3131 if (mon->suspend_cnt == 0) {
3132 monitor_printf(mon, "\n");
3133 }
3134 monitor_flush(mon);
3135 monitor_suspend(mon);
3136 } else {
3137 mon->suspend_cnt++;
3138 }
3139 mon->mux_out = 1;
3140 break;
3141
3142 case CHR_EVENT_RESET:
3143 monitor_printf(mon, "QEMU %s monitor - type 'help' for more "
3144 "information\n", QEMU_VERSION);
3145 if (!mon->mux_out) {
3146 readline_show_prompt(mon->rs);
3147 }
3148 mon->reset_seen = 1;
3149 break;
3150 }
3151 }
3152
3153
3154 /*
3155 * Local variables:
3156 * c-indent-level: 4
3157 * c-basic-offset: 4
3158 * tab-width: 8
3159 * End:
3160 */
3161
3162 void monitor_init(CharDriverState *chr, int flags)
3163 {
3164 static int is_first_init = 1;
3165 Monitor *mon;
3166
3167 if (is_first_init) {
3168 key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
3169 is_first_init = 0;
3170 }
3171
3172 mon = qemu_mallocz(sizeof(*mon));
3173
3174 mon->chr = chr;
3175 mon->flags = flags;
3176 if (flags & MONITOR_USE_READLINE) {
3177 mon->rs = readline_init(mon, monitor_find_completion);
3178 monitor_read_command(mon, 0);
3179 }
3180
3181 qemu_chr_add_handlers(chr, monitor_can_read, monitor_read, monitor_event,
3182 mon);
3183
3184 QLIST_INSERT_HEAD(&mon_list, mon, entry);
3185 if (!cur_mon || (flags & MONITOR_IS_DEFAULT))
3186 cur_mon = mon;
3187 }
3188
3189 static void bdrv_password_cb(Monitor *mon, const char *password, void *opaque)
3190 {
3191 BlockDriverState *bs = opaque;
3192 int ret = 0;
3193
3194 if (bdrv_set_key(bs, password) != 0) {
3195 monitor_printf(mon, "invalid password\n");
3196 ret = -EPERM;
3197 }
3198 if (mon->password_completion_cb)
3199 mon->password_completion_cb(mon->password_opaque, ret);
3200
3201 monitor_read_command(mon, 1);
3202 }
3203
3204 void monitor_read_bdrv_key_start(Monitor *mon, BlockDriverState *bs,
3205 BlockDriverCompletionFunc *completion_cb,
3206 void *opaque)
3207 {
3208 int err;
3209
3210 if (!bdrv_key_required(bs)) {
3211 if (completion_cb)
3212 completion_cb(opaque, 0);
3213 return;
3214 }
3215
3216 monitor_printf(mon, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs),
3217 bdrv_get_encrypted_filename(bs));
3218
3219 mon->password_completion_cb = completion_cb;
3220 mon->password_opaque = opaque;
3221
3222 err = monitor_read_password(mon, bdrv_password_cb, bs);
3223
3224 if (err && completion_cb)
3225 completion_cb(opaque, err);
3226 }
3227
3228 typedef struct QemuErrorSink QemuErrorSink;
3229 struct QemuErrorSink {
3230 enum {
3231 ERR_SINK_FILE,
3232 ERR_SINK_MONITOR,
3233 } dest;
3234 union {
3235 FILE *fp;
3236 Monitor *mon;
3237 };
3238 QemuErrorSink *previous;
3239 };
3240
3241 static QemuErrorSink *qemu_error_sink;
3242
3243 void qemu_errors_to_file(FILE *fp)
3244 {
3245 QemuErrorSink *sink;
3246
3247 sink = qemu_mallocz(sizeof(*sink));
3248 sink->dest = ERR_SINK_FILE;
3249 sink->fp = fp;
3250 sink->previous = qemu_error_sink;
3251 qemu_error_sink = sink;
3252 }
3253
3254 void qemu_errors_to_mon(Monitor *mon)
3255 {
3256 QemuErrorSink *sink;
3257
3258 sink = qemu_mallocz(sizeof(*sink));
3259 sink->dest = ERR_SINK_MONITOR;
3260 sink->mon = mon;
3261 sink->previous = qemu_error_sink;
3262 qemu_error_sink = sink;
3263 }
3264
3265 void qemu_errors_to_previous(void)
3266 {
3267 QemuErrorSink *sink;
3268
3269 assert(qemu_error_sink != NULL);
3270 sink = qemu_error_sink;
3271 qemu_error_sink = sink->previous;
3272 qemu_free(sink);
3273 }
3274
3275 void qemu_error(const char *fmt, ...)
3276 {
3277 va_list args;
3278
3279 assert(qemu_error_sink != NULL);
3280 switch (qemu_error_sink->dest) {
3281 case ERR_SINK_FILE:
3282 va_start(args, fmt);
3283 vfprintf(qemu_error_sink->fp, fmt, args);
3284 va_end(args);
3285 break;
3286 case ERR_SINK_MONITOR:
3287 va_start(args, fmt);
3288 monitor_vprintf(qemu_error_sink->mon, fmt, args);
3289 va_end(args);
3290 break;
3291 }
3292 }
Adding pft support to QEMU's arm cpus