trap signals for "-serial mon:stdio"
[qemu.git] / monitor.c
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 "monitor/qdev.h"
27 #include "hw/usb.h"
28 #include "hw/pcmcia.h"
29 #include "hw/i386/pc.h"
30 #include "hw/pci/pci.h"
31 #include "sysemu/watchdog.h"
32 #include "hw/loader.h"
33 #include "exec/gdbstub.h"
34 #include "net/net.h"
35 #include "net/slirp.h"
36 #include "sysemu/char.h"
37 #include "ui/qemu-spice.h"
38 #include "sysemu/sysemu.h"
39 #include "monitor/monitor.h"
40 #include "monitor/readline.h"
41 #include "ui/console.h"
42 #include "sysemu/blockdev.h"
43 #include "audio/audio.h"
44 #include "disas/disas.h"
45 #include "sysemu/balloon.h"
46 #include "qemu/timer.h"
47 #include "migration/migration.h"
48 #include "sysemu/kvm.h"
49 #include "qemu/acl.h"
50 #include "sysemu/tpm.h"
51 #include "qapi/qmp/qint.h"
52 #include "qapi/qmp/qfloat.h"
53 #include "qapi/qmp/qlist.h"
54 #include "qapi/qmp/qbool.h"
55 #include "qapi/qmp/qstring.h"
56 #include "qapi/qmp/qjson.h"
57 #include "qapi/qmp/json-streamer.h"
58 #include "qapi/qmp/json-parser.h"
59 #include "qemu/osdep.h"
60 #include "cpu.h"
61 #include "trace.h"
62 #include "trace/control.h"
63 #ifdef CONFIG_TRACE_SIMPLE
64 #include "trace/simple.h"
65 #endif
66 #include "exec/memory.h"
67 #include "qmp-commands.h"
68 #include "hmp.h"
69 #include "qemu/thread.h"
70
71 /* for pic/irq_info */
72 #if defined(TARGET_SPARC)
73 #include "hw/sparc/sun4m.h"
74 #endif
75 #include "hw/lm32/lm32_pic.h"
76
77 //#define DEBUG
78 //#define DEBUG_COMPLETION
79
80 /*
81 * Supported types:
82 *
83 * 'F' filename
84 * 'B' block device name
85 * 's' string (accept optional quote)
86 * 'O' option string of the form NAME=VALUE,...
87 * parsed according to QemuOptsList given by its name
88 * Example: 'device:O' uses qemu_device_opts.
89 * Restriction: only lists with empty desc are supported
90 * TODO lift the restriction
91 * 'i' 32 bit integer
92 * 'l' target long (32 or 64 bit)
93 * 'M' Non-negative target long (32 or 64 bit), in user mode the
94 * value is multiplied by 2^20 (think Mebibyte)
95 * 'o' octets (aka bytes)
96 * user mode accepts an optional E, e, P, p, T, t, G, g, M, m,
97 * K, k suffix, which multiplies the value by 2^60 for suffixes E
98 * and e, 2^50 for suffixes P and p, 2^40 for suffixes T and t,
99 * 2^30 for suffixes G and g, 2^20 for M and m, 2^10 for K and k
100 * 'T' double
101 * user mode accepts an optional ms, us, ns suffix,
102 * which divides the value by 1e3, 1e6, 1e9, respectively
103 * '/' optional gdb-like print format (like "/10x")
104 *
105 * '?' optional type (for all types, except '/')
106 * '.' other form of optional type (for 'i' and 'l')
107 * 'b' boolean
108 * user mode accepts "on" or "off"
109 * '-' optional parameter (eg. '-f')
110 *
111 */
112
113 typedef struct MonitorCompletionData MonitorCompletionData;
114 struct MonitorCompletionData {
115 Monitor *mon;
116 void (*user_print)(Monitor *mon, const QObject *data);
117 };
118
119 typedef struct mon_cmd_t {
120 const char *name;
121 const char *args_type;
122 const char *params;
123 const char *help;
124 void (*user_print)(Monitor *mon, const QObject *data);
125 union {
126 void (*cmd)(Monitor *mon, const QDict *qdict);
127 int (*cmd_new)(Monitor *mon, const QDict *params, QObject **ret_data);
128 int (*cmd_async)(Monitor *mon, const QDict *params,
129 MonitorCompletion *cb, void *opaque);
130 } mhandler;
131 int flags;
132 /* @sub_table is a list of 2nd level of commands. If it do not exist,
133 * mhandler should be used. If it exist, sub_table[?].mhandler should be
134 * used, and mhandler of 1st level plays the role of help function.
135 */
136 struct mon_cmd_t *sub_table;
137 } mon_cmd_t;
138
139 /* file descriptors passed via SCM_RIGHTS */
140 typedef struct mon_fd_t mon_fd_t;
141 struct mon_fd_t {
142 char *name;
143 int fd;
144 QLIST_ENTRY(mon_fd_t) next;
145 };
146
147 /* file descriptor associated with a file descriptor set */
148 typedef struct MonFdsetFd MonFdsetFd;
149 struct MonFdsetFd {
150 int fd;
151 bool removed;
152 char *opaque;
153 QLIST_ENTRY(MonFdsetFd) next;
154 };
155
156 /* file descriptor set containing fds passed via SCM_RIGHTS */
157 typedef struct MonFdset MonFdset;
158 struct MonFdset {
159 int64_t id;
160 QLIST_HEAD(, MonFdsetFd) fds;
161 QLIST_HEAD(, MonFdsetFd) dup_fds;
162 QLIST_ENTRY(MonFdset) next;
163 };
164
165 typedef struct MonitorControl {
166 QObject *id;
167 JSONMessageParser parser;
168 int command_mode;
169 } MonitorControl;
170
171 /*
172 * To prevent flooding clients, events can be throttled. The
173 * throttling is calculated globally, rather than per-Monitor
174 * instance.
175 */
176 typedef struct MonitorEventState {
177 MonitorEvent event; /* Event being tracked */
178 int64_t rate; /* Period over which to throttle. 0 to disable */
179 int64_t last; /* Time at which event was last emitted */
180 QEMUTimer *timer; /* Timer for handling delayed events */
181 QObject *data; /* Event pending delayed dispatch */
182 } MonitorEventState;
183
184 struct Monitor {
185 CharDriverState *chr;
186 int mux_out;
187 int reset_seen;
188 int flags;
189 int suspend_cnt;
190 bool skip_flush;
191 QString *outbuf;
192 ReadLineState *rs;
193 MonitorControl *mc;
194 CPUState *mon_cpu;
195 BlockDriverCompletionFunc *password_completion_cb;
196 void *password_opaque;
197 QError *error;
198 QLIST_HEAD(,mon_fd_t) fds;
199 QLIST_ENTRY(Monitor) entry;
200 };
201
202 /* QMP checker flags */
203 #define QMP_ACCEPT_UNKNOWNS 1
204
205 static QLIST_HEAD(mon_list, Monitor) mon_list;
206 static QLIST_HEAD(mon_fdsets, MonFdset) mon_fdsets;
207 static int mon_refcount;
208
209 static mon_cmd_t mon_cmds[];
210 static mon_cmd_t info_cmds[];
211
212 static const mon_cmd_t qmp_cmds[];
213
214 Monitor *cur_mon;
215 Monitor *default_mon;
216
217 static void monitor_command_cb(Monitor *mon, const char *cmdline,
218 void *opaque);
219
220 static inline int qmp_cmd_mode(const Monitor *mon)
221 {
222 return (mon->mc ? mon->mc->command_mode : 0);
223 }
224
225 /* Return true if in control mode, false otherwise */
226 static inline int monitor_ctrl_mode(const Monitor *mon)
227 {
228 return (mon->flags & MONITOR_USE_CONTROL);
229 }
230
231 /* Return non-zero iff we have a current monitor, and it is in QMP mode. */
232 int monitor_cur_is_qmp(void)
233 {
234 return cur_mon && monitor_ctrl_mode(cur_mon);
235 }
236
237 void monitor_read_command(Monitor *mon, int show_prompt)
238 {
239 if (!mon->rs)
240 return;
241
242 readline_start(mon->rs, "(qemu) ", 0, monitor_command_cb, NULL);
243 if (show_prompt)
244 readline_show_prompt(mon->rs);
245 }
246
247 int monitor_read_password(Monitor *mon, ReadLineFunc *readline_func,
248 void *opaque)
249 {
250 if (monitor_ctrl_mode(mon)) {
251 qerror_report(QERR_MISSING_PARAMETER, "password");
252 return -EINVAL;
253 } else if (mon->rs) {
254 readline_start(mon->rs, "Password: ", 1, readline_func, opaque);
255 /* prompt is printed on return from the command handler */
256 return 0;
257 } else {
258 monitor_printf(mon, "terminal does not support password prompting\n");
259 return -ENOTTY;
260 }
261 }
262
263 static gboolean monitor_unblocked(GIOChannel *chan, GIOCondition cond,
264 void *opaque)
265 {
266 monitor_flush(opaque);
267 return FALSE;
268 }
269
270 void monitor_flush(Monitor *mon)
271 {
272 int rc;
273 size_t len;
274 const char *buf;
275
276 if (mon->skip_flush) {
277 return;
278 }
279
280 buf = qstring_get_str(mon->outbuf);
281 len = qstring_get_length(mon->outbuf);
282
283 if (len && !mon->mux_out) {
284 rc = qemu_chr_fe_write(mon->chr, (const uint8_t *) buf, len);
285 if (rc == len) {
286 /* all flushed */
287 QDECREF(mon->outbuf);
288 mon->outbuf = qstring_new();
289 return;
290 }
291 if (rc > 0) {
292 /* partinal write */
293 QString *tmp = qstring_from_str(buf + rc);
294 QDECREF(mon->outbuf);
295 mon->outbuf = tmp;
296 }
297 qemu_chr_fe_add_watch(mon->chr, G_IO_OUT, monitor_unblocked, mon);
298 }
299 }
300
301 /* flush at every end of line */
302 static void monitor_puts(Monitor *mon, const char *str)
303 {
304 char c;
305
306 for(;;) {
307 c = *str++;
308 if (c == '\0')
309 break;
310 if (c == '\n') {
311 qstring_append_chr(mon->outbuf, '\r');
312 }
313 qstring_append_chr(mon->outbuf, c);
314 if (c == '\n') {
315 monitor_flush(mon);
316 }
317 }
318 }
319
320 void monitor_vprintf(Monitor *mon, const char *fmt, va_list ap)
321 {
322 char *buf;
323
324 if (!mon)
325 return;
326
327 if (monitor_ctrl_mode(mon)) {
328 return;
329 }
330
331 buf = g_strdup_vprintf(fmt, ap);
332 monitor_puts(mon, buf);
333 g_free(buf);
334 }
335
336 void monitor_printf(Monitor *mon, const char *fmt, ...)
337 {
338 va_list ap;
339 va_start(ap, fmt);
340 monitor_vprintf(mon, fmt, ap);
341 va_end(ap);
342 }
343
344 void monitor_print_filename(Monitor *mon, const char *filename)
345 {
346 int i;
347
348 for (i = 0; filename[i]; i++) {
349 switch (filename[i]) {
350 case ' ':
351 case '"':
352 case '\\':
353 monitor_printf(mon, "\\%c", filename[i]);
354 break;
355 case '\t':
356 monitor_printf(mon, "\\t");
357 break;
358 case '\r':
359 monitor_printf(mon, "\\r");
360 break;
361 case '\n':
362 monitor_printf(mon, "\\n");
363 break;
364 default:
365 monitor_printf(mon, "%c", filename[i]);
366 break;
367 }
368 }
369 }
370
371 static int GCC_FMT_ATTR(2, 3) monitor_fprintf(FILE *stream,
372 const char *fmt, ...)
373 {
374 va_list ap;
375 va_start(ap, fmt);
376 monitor_vprintf((Monitor *)stream, fmt, ap);
377 va_end(ap);
378 return 0;
379 }
380
381 static void monitor_user_noop(Monitor *mon, const QObject *data) { }
382
383 static inline int handler_is_qobject(const mon_cmd_t *cmd)
384 {
385 return cmd->user_print != NULL;
386 }
387
388 static inline bool handler_is_async(const mon_cmd_t *cmd)
389 {
390 return cmd->flags & MONITOR_CMD_ASYNC;
391 }
392
393 static inline int monitor_has_error(const Monitor *mon)
394 {
395 return mon->error != NULL;
396 }
397
398 static void monitor_json_emitter(Monitor *mon, const QObject *data)
399 {
400 QString *json;
401
402 json = mon->flags & MONITOR_USE_PRETTY ? qobject_to_json_pretty(data) :
403 qobject_to_json(data);
404 assert(json != NULL);
405
406 qstring_append_chr(json, '\n');
407 monitor_puts(mon, qstring_get_str(json));
408
409 QDECREF(json);
410 }
411
412 static QDict *build_qmp_error_dict(const QError *err)
413 {
414 QObject *obj;
415
416 obj = qobject_from_jsonf("{ 'error': { 'class': %s, 'desc': %p } }",
417 ErrorClass_lookup[err->err_class],
418 qerror_human(err));
419
420 return qobject_to_qdict(obj);
421 }
422
423 static void monitor_protocol_emitter(Monitor *mon, QObject *data)
424 {
425 QDict *qmp;
426
427 trace_monitor_protocol_emitter(mon);
428
429 if (!monitor_has_error(mon)) {
430 /* success response */
431 qmp = qdict_new();
432 if (data) {
433 qobject_incref(data);
434 qdict_put_obj(qmp, "return", data);
435 } else {
436 /* return an empty QDict by default */
437 qdict_put(qmp, "return", qdict_new());
438 }
439 } else {
440 /* error response */
441 qmp = build_qmp_error_dict(mon->error);
442 QDECREF(mon->error);
443 mon->error = NULL;
444 }
445
446 if (mon->mc->id) {
447 qdict_put_obj(qmp, "id", mon->mc->id);
448 mon->mc->id = NULL;
449 }
450
451 monitor_json_emitter(mon, QOBJECT(qmp));
452 QDECREF(qmp);
453 }
454
455 static void timestamp_put(QDict *qdict)
456 {
457 int err;
458 QObject *obj;
459 qemu_timeval tv;
460
461 err = qemu_gettimeofday(&tv);
462 if (err < 0)
463 return;
464
465 obj = qobject_from_jsonf("{ 'seconds': %" PRId64 ", "
466 "'microseconds': %" PRId64 " }",
467 (int64_t) tv.tv_sec, (int64_t) tv.tv_usec);
468 qdict_put_obj(qdict, "timestamp", obj);
469 }
470
471
472 static const char *monitor_event_names[] = {
473 [QEVENT_SHUTDOWN] = "SHUTDOWN",
474 [QEVENT_RESET] = "RESET",
475 [QEVENT_POWERDOWN] = "POWERDOWN",
476 [QEVENT_STOP] = "STOP",
477 [QEVENT_RESUME] = "RESUME",
478 [QEVENT_VNC_CONNECTED] = "VNC_CONNECTED",
479 [QEVENT_VNC_INITIALIZED] = "VNC_INITIALIZED",
480 [QEVENT_VNC_DISCONNECTED] = "VNC_DISCONNECTED",
481 [QEVENT_BLOCK_IO_ERROR] = "BLOCK_IO_ERROR",
482 [QEVENT_RTC_CHANGE] = "RTC_CHANGE",
483 [QEVENT_WATCHDOG] = "WATCHDOG",
484 [QEVENT_SPICE_CONNECTED] = "SPICE_CONNECTED",
485 [QEVENT_SPICE_INITIALIZED] = "SPICE_INITIALIZED",
486 [QEVENT_SPICE_DISCONNECTED] = "SPICE_DISCONNECTED",
487 [QEVENT_BLOCK_JOB_COMPLETED] = "BLOCK_JOB_COMPLETED",
488 [QEVENT_BLOCK_JOB_CANCELLED] = "BLOCK_JOB_CANCELLED",
489 [QEVENT_BLOCK_JOB_ERROR] = "BLOCK_JOB_ERROR",
490 [QEVENT_BLOCK_JOB_READY] = "BLOCK_JOB_READY",
491 [QEVENT_DEVICE_DELETED] = "DEVICE_DELETED",
492 [QEVENT_DEVICE_TRAY_MOVED] = "DEVICE_TRAY_MOVED",
493 [QEVENT_SUSPEND] = "SUSPEND",
494 [QEVENT_SUSPEND_DISK] = "SUSPEND_DISK",
495 [QEVENT_WAKEUP] = "WAKEUP",
496 [QEVENT_BALLOON_CHANGE] = "BALLOON_CHANGE",
497 [QEVENT_SPICE_MIGRATE_COMPLETED] = "SPICE_MIGRATE_COMPLETED",
498 [QEVENT_GUEST_PANICKED] = "GUEST_PANICKED",
499 };
500 QEMU_BUILD_BUG_ON(ARRAY_SIZE(monitor_event_names) != QEVENT_MAX)
501
502 MonitorEventState monitor_event_state[QEVENT_MAX];
503 QemuMutex monitor_event_state_lock;
504
505 /*
506 * Emits the event to every monitor instance
507 */
508 static void
509 monitor_protocol_event_emit(MonitorEvent event,
510 QObject *data)
511 {
512 Monitor *mon;
513
514 trace_monitor_protocol_event_emit(event, data);
515 QLIST_FOREACH(mon, &mon_list, entry) {
516 if (monitor_ctrl_mode(mon) && qmp_cmd_mode(mon)) {
517 monitor_json_emitter(mon, data);
518 }
519 }
520 }
521
522
523 /*
524 * Queue a new event for emission to Monitor instances,
525 * applying any rate limiting if required.
526 */
527 static void
528 monitor_protocol_event_queue(MonitorEvent event,
529 QObject *data)
530 {
531 MonitorEventState *evstate;
532 int64_t now = qemu_get_clock_ns(rt_clock);
533 assert(event < QEVENT_MAX);
534
535 qemu_mutex_lock(&monitor_event_state_lock);
536 evstate = &(monitor_event_state[event]);
537 trace_monitor_protocol_event_queue(event,
538 data,
539 evstate->rate,
540 evstate->last,
541 now);
542
543 /* Rate limit of 0 indicates no throttling */
544 if (!evstate->rate) {
545 monitor_protocol_event_emit(event, data);
546 evstate->last = now;
547 } else {
548 int64_t delta = now - evstate->last;
549 if (evstate->data ||
550 delta < evstate->rate) {
551 /* If there's an existing event pending, replace
552 * it with the new event, otherwise schedule a
553 * timer for delayed emission
554 */
555 if (evstate->data) {
556 qobject_decref(evstate->data);
557 } else {
558 int64_t then = evstate->last + evstate->rate;
559 qemu_mod_timer_ns(evstate->timer, then);
560 }
561 evstate->data = data;
562 qobject_incref(evstate->data);
563 } else {
564 monitor_protocol_event_emit(event, data);
565 evstate->last = now;
566 }
567 }
568 qemu_mutex_unlock(&monitor_event_state_lock);
569 }
570
571
572 /*
573 * The callback invoked by QemuTimer when a delayed
574 * event is ready to be emitted
575 */
576 static void monitor_protocol_event_handler(void *opaque)
577 {
578 MonitorEventState *evstate = opaque;
579 int64_t now = qemu_get_clock_ns(rt_clock);
580
581 qemu_mutex_lock(&monitor_event_state_lock);
582
583 trace_monitor_protocol_event_handler(evstate->event,
584 evstate->data,
585 evstate->last,
586 now);
587 if (evstate->data) {
588 monitor_protocol_event_emit(evstate->event, evstate->data);
589 qobject_decref(evstate->data);
590 evstate->data = NULL;
591 }
592 evstate->last = now;
593 qemu_mutex_unlock(&monitor_event_state_lock);
594 }
595
596
597 /*
598 * @event: the event ID to be limited
599 * @rate: the rate limit in milliseconds
600 *
601 * Sets a rate limit on a particular event, so no
602 * more than 1 event will be emitted within @rate
603 * milliseconds
604 */
605 static void
606 monitor_protocol_event_throttle(MonitorEvent event,
607 int64_t rate)
608 {
609 MonitorEventState *evstate;
610 assert(event < QEVENT_MAX);
611
612 evstate = &(monitor_event_state[event]);
613
614 trace_monitor_protocol_event_throttle(event, rate);
615 evstate->event = event;
616 evstate->rate = rate * SCALE_MS;
617 evstate->timer = qemu_new_timer(rt_clock,
618 SCALE_MS,
619 monitor_protocol_event_handler,
620 evstate);
621 evstate->last = 0;
622 evstate->data = NULL;
623 }
624
625
626 /* Global, one-time initializer to configure the rate limiting
627 * and initialize state */
628 static void monitor_protocol_event_init(void)
629 {
630 qemu_mutex_init(&monitor_event_state_lock);
631 /* Limit RTC & BALLOON events to 1 per second */
632 monitor_protocol_event_throttle(QEVENT_RTC_CHANGE, 1000);
633 monitor_protocol_event_throttle(QEVENT_BALLOON_CHANGE, 1000);
634 monitor_protocol_event_throttle(QEVENT_WATCHDOG, 1000);
635 }
636
637 /**
638 * monitor_protocol_event(): Generate a Monitor event
639 *
640 * Event-specific data can be emitted through the (optional) 'data' parameter.
641 */
642 void monitor_protocol_event(MonitorEvent event, QObject *data)
643 {
644 QDict *qmp;
645 const char *event_name;
646
647 assert(event < QEVENT_MAX);
648
649 event_name = monitor_event_names[event];
650 assert(event_name != NULL);
651
652 qmp = qdict_new();
653 timestamp_put(qmp);
654 qdict_put(qmp, "event", qstring_from_str(event_name));
655 if (data) {
656 qobject_incref(data);
657 qdict_put_obj(qmp, "data", data);
658 }
659
660 trace_monitor_protocol_event(event, event_name, qmp);
661 monitor_protocol_event_queue(event, QOBJECT(qmp));
662 QDECREF(qmp);
663 }
664
665 static int do_qmp_capabilities(Monitor *mon, const QDict *params,
666 QObject **ret_data)
667 {
668 /* Will setup QMP capabilities in the future */
669 if (monitor_ctrl_mode(mon)) {
670 mon->mc->command_mode = 1;
671 }
672
673 return 0;
674 }
675
676 static void handle_user_command(Monitor *mon, const char *cmdline);
677
678 char *qmp_human_monitor_command(const char *command_line, bool has_cpu_index,
679 int64_t cpu_index, Error **errp)
680 {
681 char *output = NULL;
682 Monitor *old_mon, hmp;
683
684 memset(&hmp, 0, sizeof(hmp));
685 hmp.outbuf = qstring_new();
686 hmp.skip_flush = true;
687
688 old_mon = cur_mon;
689 cur_mon = &hmp;
690
691 if (has_cpu_index) {
692 int ret = monitor_set_cpu(cpu_index);
693 if (ret < 0) {
694 cur_mon = old_mon;
695 error_set(errp, QERR_INVALID_PARAMETER_VALUE, "cpu-index",
696 "a CPU number");
697 goto out;
698 }
699 }
700
701 handle_user_command(&hmp, command_line);
702 cur_mon = old_mon;
703
704 if (qstring_get_length(hmp.outbuf) > 0) {
705 output = g_strdup(qstring_get_str(hmp.outbuf));
706 } else {
707 output = g_strdup("");
708 }
709
710 out:
711 QDECREF(hmp.outbuf);
712 return output;
713 }
714
715 static int compare_cmd(const char *name, const char *list)
716 {
717 const char *p, *pstart;
718 int len;
719 len = strlen(name);
720 p = list;
721 for(;;) {
722 pstart = p;
723 p = strchr(p, '|');
724 if (!p)
725 p = pstart + strlen(pstart);
726 if ((p - pstart) == len && !memcmp(pstart, name, len))
727 return 1;
728 if (*p == '\0')
729 break;
730 p++;
731 }
732 return 0;
733 }
734
735 static void help_cmd_dump(Monitor *mon, const mon_cmd_t *cmds,
736 const char *prefix, const char *name)
737 {
738 const mon_cmd_t *cmd;
739
740 for(cmd = cmds; cmd->name != NULL; cmd++) {
741 if (!name || !strcmp(name, cmd->name))
742 monitor_printf(mon, "%s%s %s -- %s\n", prefix, cmd->name,
743 cmd->params, cmd->help);
744 }
745 }
746
747 static void help_cmd(Monitor *mon, const char *name)
748 {
749 if (name && !strcmp(name, "info")) {
750 help_cmd_dump(mon, info_cmds, "info ", NULL);
751 } else {
752 help_cmd_dump(mon, mon_cmds, "", name);
753 if (name && !strcmp(name, "log")) {
754 const QEMULogItem *item;
755 monitor_printf(mon, "Log items (comma separated):\n");
756 monitor_printf(mon, "%-10s %s\n", "none", "remove all logs");
757 for (item = qemu_log_items; item->mask != 0; item++) {
758 monitor_printf(mon, "%-10s %s\n", item->name, item->help);
759 }
760 }
761 }
762 }
763
764 static void do_help_cmd(Monitor *mon, const QDict *qdict)
765 {
766 help_cmd(mon, qdict_get_try_str(qdict, "name"));
767 }
768
769 static void do_trace_event_set_state(Monitor *mon, const QDict *qdict)
770 {
771 const char *tp_name = qdict_get_str(qdict, "name");
772 bool new_state = qdict_get_bool(qdict, "option");
773
774 bool found = false;
775 TraceEvent *ev = NULL;
776 while ((ev = trace_event_pattern(tp_name, ev)) != NULL) {
777 found = true;
778 if (!trace_event_get_state_static(ev)) {
779 monitor_printf(mon, "event \"%s\" is not traceable\n", tp_name);
780 } else {
781 trace_event_set_state_dynamic(ev, new_state);
782 }
783 }
784 if (!trace_event_is_pattern(tp_name) && !found) {
785 monitor_printf(mon, "unknown event name \"%s\"\n", tp_name);
786 }
787 }
788
789 #ifdef CONFIG_TRACE_SIMPLE
790 static void do_trace_file(Monitor *mon, const QDict *qdict)
791 {
792 const char *op = qdict_get_try_str(qdict, "op");
793 const char *arg = qdict_get_try_str(qdict, "arg");
794
795 if (!op) {
796 st_print_trace_file_status((FILE *)mon, &monitor_fprintf);
797 } else if (!strcmp(op, "on")) {
798 st_set_trace_file_enabled(true);
799 } else if (!strcmp(op, "off")) {
800 st_set_trace_file_enabled(false);
801 } else if (!strcmp(op, "flush")) {
802 st_flush_trace_buffer();
803 } else if (!strcmp(op, "set")) {
804 if (arg) {
805 st_set_trace_file(arg);
806 }
807 } else {
808 monitor_printf(mon, "unexpected argument \"%s\"\n", op);
809 help_cmd(mon, "trace-file");
810 }
811 }
812 #endif
813
814 static void user_monitor_complete(void *opaque, QObject *ret_data)
815 {
816 MonitorCompletionData *data = (MonitorCompletionData *)opaque;
817
818 if (ret_data) {
819 data->user_print(data->mon, ret_data);
820 }
821 monitor_resume(data->mon);
822 g_free(data);
823 }
824
825 static void qmp_monitor_complete(void *opaque, QObject *ret_data)
826 {
827 monitor_protocol_emitter(opaque, ret_data);
828 }
829
830 static int qmp_async_cmd_handler(Monitor *mon, const mon_cmd_t *cmd,
831 const QDict *params)
832 {
833 return cmd->mhandler.cmd_async(mon, params, qmp_monitor_complete, mon);
834 }
835
836 static void user_async_cmd_handler(Monitor *mon, const mon_cmd_t *cmd,
837 const QDict *params)
838 {
839 int ret;
840
841 MonitorCompletionData *cb_data = g_malloc(sizeof(*cb_data));
842 cb_data->mon = mon;
843 cb_data->user_print = cmd->user_print;
844 monitor_suspend(mon);
845 ret = cmd->mhandler.cmd_async(mon, params,
846 user_monitor_complete, cb_data);
847 if (ret < 0) {
848 monitor_resume(mon);
849 g_free(cb_data);
850 }
851 }
852
853 static void do_info_help(Monitor *mon, const QDict *qdict)
854 {
855 help_cmd(mon, "info");
856 }
857
858 CommandInfoList *qmp_query_commands(Error **errp)
859 {
860 CommandInfoList *info, *cmd_list = NULL;
861 const mon_cmd_t *cmd;
862
863 for (cmd = qmp_cmds; cmd->name != NULL; cmd++) {
864 info = g_malloc0(sizeof(*info));
865 info->value = g_malloc0(sizeof(*info->value));
866 info->value->name = g_strdup(cmd->name);
867
868 info->next = cmd_list;
869 cmd_list = info;
870 }
871
872 return cmd_list;
873 }
874
875 EventInfoList *qmp_query_events(Error **errp)
876 {
877 EventInfoList *info, *ev_list = NULL;
878 MonitorEvent e;
879
880 for (e = 0 ; e < QEVENT_MAX ; e++) {
881 const char *event_name = monitor_event_names[e];
882 assert(event_name != NULL);
883 info = g_malloc0(sizeof(*info));
884 info->value = g_malloc0(sizeof(*info->value));
885 info->value->name = g_strdup(event_name);
886
887 info->next = ev_list;
888 ev_list = info;
889 }
890
891 return ev_list;
892 }
893
894 /* set the current CPU defined by the user */
895 int monitor_set_cpu(int cpu_index)
896 {
897 CPUState *cpu;
898
899 cpu = qemu_get_cpu(cpu_index);
900 if (cpu == NULL) {
901 return -1;
902 }
903 cur_mon->mon_cpu = cpu;
904 return 0;
905 }
906
907 static CPUArchState *mon_get_cpu(void)
908 {
909 if (!cur_mon->mon_cpu) {
910 monitor_set_cpu(0);
911 }
912 cpu_synchronize_state(cur_mon->mon_cpu);
913 return cur_mon->mon_cpu->env_ptr;
914 }
915
916 int monitor_get_cpu_index(void)
917 {
918 CPUState *cpu = ENV_GET_CPU(mon_get_cpu());
919 return cpu->cpu_index;
920 }
921
922 static void do_info_registers(Monitor *mon, const QDict *qdict)
923 {
924 CPUState *cpu;
925 CPUArchState *env;
926 env = mon_get_cpu();
927 cpu = ENV_GET_CPU(env);
928 cpu_dump_state(cpu, (FILE *)mon, monitor_fprintf, CPU_DUMP_FPU);
929 }
930
931 static void do_info_jit(Monitor *mon, const QDict *qdict)
932 {
933 dump_exec_info((FILE *)mon, monitor_fprintf);
934 }
935
936 static void do_info_history(Monitor *mon, const QDict *qdict)
937 {
938 int i;
939 const char *str;
940
941 if (!mon->rs)
942 return;
943 i = 0;
944 for(;;) {
945 str = readline_get_history(mon->rs, i);
946 if (!str)
947 break;
948 monitor_printf(mon, "%d: '%s'\n", i, str);
949 i++;
950 }
951 }
952
953 static void do_info_cpu_stats(Monitor *mon, const QDict *qdict)
954 {
955 CPUState *cpu;
956 CPUArchState *env;
957
958 env = mon_get_cpu();
959 cpu = ENV_GET_CPU(env);
960 cpu_dump_statistics(cpu, (FILE *)mon, &monitor_fprintf, 0);
961 }
962
963 static void do_trace_print_events(Monitor *mon, const QDict *qdict)
964 {
965 trace_print_events((FILE *)mon, &monitor_fprintf);
966 }
967
968 static int client_migrate_info(Monitor *mon, const QDict *qdict,
969 MonitorCompletion cb, void *opaque)
970 {
971 const char *protocol = qdict_get_str(qdict, "protocol");
972 const char *hostname = qdict_get_str(qdict, "hostname");
973 const char *subject = qdict_get_try_str(qdict, "cert-subject");
974 int port = qdict_get_try_int(qdict, "port", -1);
975 int tls_port = qdict_get_try_int(qdict, "tls-port", -1);
976 int ret;
977
978 if (strcmp(protocol, "spice") == 0) {
979 if (!using_spice) {
980 qerror_report(QERR_DEVICE_NOT_ACTIVE, "spice");
981 return -1;
982 }
983
984 if (port == -1 && tls_port == -1) {
985 qerror_report(QERR_MISSING_PARAMETER, "port/tls-port");
986 return -1;
987 }
988
989 ret = qemu_spice_migrate_info(hostname, port, tls_port, subject,
990 cb, opaque);
991 if (ret != 0) {
992 qerror_report(QERR_UNDEFINED_ERROR);
993 return -1;
994 }
995 return 0;
996 }
997
998 qerror_report(QERR_INVALID_PARAMETER, "protocol");
999 return -1;
1000 }
1001
1002 static void do_logfile(Monitor *mon, const QDict *qdict)
1003 {
1004 qemu_set_log_filename(qdict_get_str(qdict, "filename"));
1005 }
1006
1007 static void do_log(Monitor *mon, const QDict *qdict)
1008 {
1009 int mask;
1010 const char *items = qdict_get_str(qdict, "items");
1011
1012 if (!strcmp(items, "none")) {
1013 mask = 0;
1014 } else {
1015 mask = qemu_str_to_log_mask(items);
1016 if (!mask) {
1017 help_cmd(mon, "log");
1018 return;
1019 }
1020 }
1021 qemu_set_log(mask);
1022 }
1023
1024 static void do_singlestep(Monitor *mon, const QDict *qdict)
1025 {
1026 const char *option = qdict_get_try_str(qdict, "option");
1027 if (!option || !strcmp(option, "on")) {
1028 singlestep = 1;
1029 } else if (!strcmp(option, "off")) {
1030 singlestep = 0;
1031 } else {
1032 monitor_printf(mon, "unexpected option %s\n", option);
1033 }
1034 }
1035
1036 static void do_gdbserver(Monitor *mon, const QDict *qdict)
1037 {
1038 const char *device = qdict_get_try_str(qdict, "device");
1039 if (!device)
1040 device = "tcp::" DEFAULT_GDBSTUB_PORT;
1041 if (gdbserver_start(device) < 0) {
1042 monitor_printf(mon, "Could not open gdbserver on device '%s'\n",
1043 device);
1044 } else if (strcmp(device, "none") == 0) {
1045 monitor_printf(mon, "Disabled gdbserver\n");
1046 } else {
1047 monitor_printf(mon, "Waiting for gdb connection on device '%s'\n",
1048 device);
1049 }
1050 }
1051
1052 static void do_watchdog_action(Monitor *mon, const QDict *qdict)
1053 {
1054 const char *action = qdict_get_str(qdict, "action");
1055 if (select_watchdog_action(action) == -1) {
1056 monitor_printf(mon, "Unknown watchdog action '%s'\n", action);
1057 }
1058 }
1059
1060 static void monitor_printc(Monitor *mon, int c)
1061 {
1062 monitor_printf(mon, "'");
1063 switch(c) {
1064 case '\'':
1065 monitor_printf(mon, "\\'");
1066 break;
1067 case '\\':
1068 monitor_printf(mon, "\\\\");
1069 break;
1070 case '\n':
1071 monitor_printf(mon, "\\n");
1072 break;
1073 case '\r':
1074 monitor_printf(mon, "\\r");
1075 break;
1076 default:
1077 if (c >= 32 && c <= 126) {
1078 monitor_printf(mon, "%c", c);
1079 } else {
1080 monitor_printf(mon, "\\x%02x", c);
1081 }
1082 break;
1083 }
1084 monitor_printf(mon, "'");
1085 }
1086
1087 static void memory_dump(Monitor *mon, int count, int format, int wsize,
1088 hwaddr addr, int is_physical)
1089 {
1090 CPUArchState *env;
1091 int l, line_size, i, max_digits, len;
1092 uint8_t buf[16];
1093 uint64_t v;
1094
1095 if (format == 'i') {
1096 int flags;
1097 flags = 0;
1098 env = mon_get_cpu();
1099 #ifdef TARGET_I386
1100 if (wsize == 2) {
1101 flags = 1;
1102 } else if (wsize == 4) {
1103 flags = 0;
1104 } else {
1105 /* as default we use the current CS size */
1106 flags = 0;
1107 if (env) {
1108 #ifdef TARGET_X86_64
1109 if ((env->efer & MSR_EFER_LMA) &&
1110 (env->segs[R_CS].flags & DESC_L_MASK))
1111 flags = 2;
1112 else
1113 #endif
1114 if (!(env->segs[R_CS].flags & DESC_B_MASK))
1115 flags = 1;
1116 }
1117 }
1118 #endif
1119 monitor_disas(mon, env, addr, count, is_physical, flags);
1120 return;
1121 }
1122
1123 len = wsize * count;
1124 if (wsize == 1)
1125 line_size = 8;
1126 else
1127 line_size = 16;
1128 max_digits = 0;
1129
1130 switch(format) {
1131 case 'o':
1132 max_digits = (wsize * 8 + 2) / 3;
1133 break;
1134 default:
1135 case 'x':
1136 max_digits = (wsize * 8) / 4;
1137 break;
1138 case 'u':
1139 case 'd':
1140 max_digits = (wsize * 8 * 10 + 32) / 33;
1141 break;
1142 case 'c':
1143 wsize = 1;
1144 break;
1145 }
1146
1147 while (len > 0) {
1148 if (is_physical)
1149 monitor_printf(mon, TARGET_FMT_plx ":", addr);
1150 else
1151 monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
1152 l = len;
1153 if (l > line_size)
1154 l = line_size;
1155 if (is_physical) {
1156 cpu_physical_memory_read(addr, buf, l);
1157 } else {
1158 env = mon_get_cpu();
1159 if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
1160 monitor_printf(mon, " Cannot access memory\n");
1161 break;
1162 }
1163 }
1164 i = 0;
1165 while (i < l) {
1166 switch(wsize) {
1167 default:
1168 case 1:
1169 v = ldub_raw(buf + i);
1170 break;
1171 case 2:
1172 v = lduw_raw(buf + i);
1173 break;
1174 case 4:
1175 v = (uint32_t)ldl_raw(buf + i);
1176 break;
1177 case 8:
1178 v = ldq_raw(buf + i);
1179 break;
1180 }
1181 monitor_printf(mon, " ");
1182 switch(format) {
1183 case 'o':
1184 monitor_printf(mon, "%#*" PRIo64, max_digits, v);
1185 break;
1186 case 'x':
1187 monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
1188 break;
1189 case 'u':
1190 monitor_printf(mon, "%*" PRIu64, max_digits, v);
1191 break;
1192 case 'd':
1193 monitor_printf(mon, "%*" PRId64, max_digits, v);
1194 break;
1195 case 'c':
1196 monitor_printc(mon, v);
1197 break;
1198 }
1199 i += wsize;
1200 }
1201 monitor_printf(mon, "\n");
1202 addr += l;
1203 len -= l;
1204 }
1205 }
1206
1207 static void do_memory_dump(Monitor *mon, const QDict *qdict)
1208 {
1209 int count = qdict_get_int(qdict, "count");
1210 int format = qdict_get_int(qdict, "format");
1211 int size = qdict_get_int(qdict, "size");
1212 target_long addr = qdict_get_int(qdict, "addr");
1213
1214 memory_dump(mon, count, format, size, addr, 0);
1215 }
1216
1217 static void do_physical_memory_dump(Monitor *mon, const QDict *qdict)
1218 {
1219 int count = qdict_get_int(qdict, "count");
1220 int format = qdict_get_int(qdict, "format");
1221 int size = qdict_get_int(qdict, "size");
1222 hwaddr addr = qdict_get_int(qdict, "addr");
1223
1224 memory_dump(mon, count, format, size, addr, 1);
1225 }
1226
1227 static void do_print(Monitor *mon, const QDict *qdict)
1228 {
1229 int format = qdict_get_int(qdict, "format");
1230 hwaddr val = qdict_get_int(qdict, "val");
1231
1232 switch(format) {
1233 case 'o':
1234 monitor_printf(mon, "%#" HWADDR_PRIo, val);
1235 break;
1236 case 'x':
1237 monitor_printf(mon, "%#" HWADDR_PRIx, val);
1238 break;
1239 case 'u':
1240 monitor_printf(mon, "%" HWADDR_PRIu, val);
1241 break;
1242 default:
1243 case 'd':
1244 monitor_printf(mon, "%" HWADDR_PRId, val);
1245 break;
1246 case 'c':
1247 monitor_printc(mon, val);
1248 break;
1249 }
1250 monitor_printf(mon, "\n");
1251 }
1252
1253 static void do_sum(Monitor *mon, const QDict *qdict)
1254 {
1255 uint32_t addr;
1256 uint16_t sum;
1257 uint32_t start = qdict_get_int(qdict, "start");
1258 uint32_t size = qdict_get_int(qdict, "size");
1259
1260 sum = 0;
1261 for(addr = start; addr < (start + size); addr++) {
1262 uint8_t val = ldub_phys(addr);
1263 /* BSD sum algorithm ('sum' Unix command) */
1264 sum = (sum >> 1) | (sum << 15);
1265 sum += val;
1266 }
1267 monitor_printf(mon, "%05d\n", sum);
1268 }
1269
1270 static int mouse_button_state;
1271
1272 static void do_mouse_move(Monitor *mon, const QDict *qdict)
1273 {
1274 int dx, dy, dz;
1275 const char *dx_str = qdict_get_str(qdict, "dx_str");
1276 const char *dy_str = qdict_get_str(qdict, "dy_str");
1277 const char *dz_str = qdict_get_try_str(qdict, "dz_str");
1278 dx = strtol(dx_str, NULL, 0);
1279 dy = strtol(dy_str, NULL, 0);
1280 dz = 0;
1281 if (dz_str)
1282 dz = strtol(dz_str, NULL, 0);
1283 kbd_mouse_event(dx, dy, dz, mouse_button_state);
1284 }
1285
1286 static void do_mouse_button(Monitor *mon, const QDict *qdict)
1287 {
1288 int button_state = qdict_get_int(qdict, "button_state");
1289 mouse_button_state = button_state;
1290 kbd_mouse_event(0, 0, 0, mouse_button_state);
1291 }
1292
1293 static void do_ioport_read(Monitor *mon, const QDict *qdict)
1294 {
1295 int size = qdict_get_int(qdict, "size");
1296 int addr = qdict_get_int(qdict, "addr");
1297 int has_index = qdict_haskey(qdict, "index");
1298 uint32_t val;
1299 int suffix;
1300
1301 if (has_index) {
1302 int index = qdict_get_int(qdict, "index");
1303 cpu_outb(addr & IOPORTS_MASK, index & 0xff);
1304 addr++;
1305 }
1306 addr &= 0xffff;
1307
1308 switch(size) {
1309 default:
1310 case 1:
1311 val = cpu_inb(addr);
1312 suffix = 'b';
1313 break;
1314 case 2:
1315 val = cpu_inw(addr);
1316 suffix = 'w';
1317 break;
1318 case 4:
1319 val = cpu_inl(addr);
1320 suffix = 'l';
1321 break;
1322 }
1323 monitor_printf(mon, "port%c[0x%04x] = %#0*x\n",
1324 suffix, addr, size * 2, val);
1325 }
1326
1327 static void do_ioport_write(Monitor *mon, const QDict *qdict)
1328 {
1329 int size = qdict_get_int(qdict, "size");
1330 int addr = qdict_get_int(qdict, "addr");
1331 int val = qdict_get_int(qdict, "val");
1332
1333 addr &= IOPORTS_MASK;
1334
1335 switch (size) {
1336 default:
1337 case 1:
1338 cpu_outb(addr, val);
1339 break;
1340 case 2:
1341 cpu_outw(addr, val);
1342 break;
1343 case 4:
1344 cpu_outl(addr, val);
1345 break;
1346 }
1347 }
1348
1349 static void do_boot_set(Monitor *mon, const QDict *qdict)
1350 {
1351 int res;
1352 const char *bootdevice = qdict_get_str(qdict, "bootdevice");
1353
1354 res = qemu_boot_set(bootdevice);
1355 if (res == 0) {
1356 monitor_printf(mon, "boot device list now set to %s\n", bootdevice);
1357 } else if (res > 0) {
1358 monitor_printf(mon, "setting boot device list failed\n");
1359 } else {
1360 monitor_printf(mon, "no function defined to set boot device list for "
1361 "this architecture\n");
1362 }
1363 }
1364
1365 #if defined(TARGET_I386)
1366 static void print_pte(Monitor *mon, hwaddr addr,
1367 hwaddr pte,
1368 hwaddr mask)
1369 {
1370 #ifdef TARGET_X86_64
1371 if (addr & (1ULL << 47)) {
1372 addr |= -1LL << 48;
1373 }
1374 #endif
1375 monitor_printf(mon, TARGET_FMT_plx ": " TARGET_FMT_plx
1376 " %c%c%c%c%c%c%c%c%c\n",
1377 addr,
1378 pte & mask,
1379 pte & PG_NX_MASK ? 'X' : '-',
1380 pte & PG_GLOBAL_MASK ? 'G' : '-',
1381 pte & PG_PSE_MASK ? 'P' : '-',
1382 pte & PG_DIRTY_MASK ? 'D' : '-',
1383 pte & PG_ACCESSED_MASK ? 'A' : '-',
1384 pte & PG_PCD_MASK ? 'C' : '-',
1385 pte & PG_PWT_MASK ? 'T' : '-',
1386 pte & PG_USER_MASK ? 'U' : '-',
1387 pte & PG_RW_MASK ? 'W' : '-');
1388 }
1389
1390 static void tlb_info_32(Monitor *mon, CPUArchState *env)
1391 {
1392 unsigned int l1, l2;
1393 uint32_t pgd, pde, pte;
1394
1395 pgd = env->cr[3] & ~0xfff;
1396 for(l1 = 0; l1 < 1024; l1++) {
1397 cpu_physical_memory_read(pgd + l1 * 4, &pde, 4);
1398 pde = le32_to_cpu(pde);
1399 if (pde & PG_PRESENT_MASK) {
1400 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1401 /* 4M pages */
1402 print_pte(mon, (l1 << 22), pde, ~((1 << 21) - 1));
1403 } else {
1404 for(l2 = 0; l2 < 1024; l2++) {
1405 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4, &pte, 4);
1406 pte = le32_to_cpu(pte);
1407 if (pte & PG_PRESENT_MASK) {
1408 print_pte(mon, (l1 << 22) + (l2 << 12),
1409 pte & ~PG_PSE_MASK,
1410 ~0xfff);
1411 }
1412 }
1413 }
1414 }
1415 }
1416 }
1417
1418 static void tlb_info_pae32(Monitor *mon, CPUArchState *env)
1419 {
1420 unsigned int l1, l2, l3;
1421 uint64_t pdpe, pde, pte;
1422 uint64_t pdp_addr, pd_addr, pt_addr;
1423
1424 pdp_addr = env->cr[3] & ~0x1f;
1425 for (l1 = 0; l1 < 4; l1++) {
1426 cpu_physical_memory_read(pdp_addr + l1 * 8, &pdpe, 8);
1427 pdpe = le64_to_cpu(pdpe);
1428 if (pdpe & PG_PRESENT_MASK) {
1429 pd_addr = pdpe & 0x3fffffffff000ULL;
1430 for (l2 = 0; l2 < 512; l2++) {
1431 cpu_physical_memory_read(pd_addr + l2 * 8, &pde, 8);
1432 pde = le64_to_cpu(pde);
1433 if (pde & PG_PRESENT_MASK) {
1434 if (pde & PG_PSE_MASK) {
1435 /* 2M pages with PAE, CR4.PSE is ignored */
1436 print_pte(mon, (l1 << 30 ) + (l2 << 21), pde,
1437 ~((hwaddr)(1 << 20) - 1));
1438 } else {
1439 pt_addr = pde & 0x3fffffffff000ULL;
1440 for (l3 = 0; l3 < 512; l3++) {
1441 cpu_physical_memory_read(pt_addr + l3 * 8, &pte, 8);
1442 pte = le64_to_cpu(pte);
1443 if (pte & PG_PRESENT_MASK) {
1444 print_pte(mon, (l1 << 30 ) + (l2 << 21)
1445 + (l3 << 12),
1446 pte & ~PG_PSE_MASK,
1447 ~(hwaddr)0xfff);
1448 }
1449 }
1450 }
1451 }
1452 }
1453 }
1454 }
1455 }
1456
1457 #ifdef TARGET_X86_64
1458 static void tlb_info_64(Monitor *mon, CPUArchState *env)
1459 {
1460 uint64_t l1, l2, l3, l4;
1461 uint64_t pml4e, pdpe, pde, pte;
1462 uint64_t pml4_addr, pdp_addr, pd_addr, pt_addr;
1463
1464 pml4_addr = env->cr[3] & 0x3fffffffff000ULL;
1465 for (l1 = 0; l1 < 512; l1++) {
1466 cpu_physical_memory_read(pml4_addr + l1 * 8, &pml4e, 8);
1467 pml4e = le64_to_cpu(pml4e);
1468 if (pml4e & PG_PRESENT_MASK) {
1469 pdp_addr = pml4e & 0x3fffffffff000ULL;
1470 for (l2 = 0; l2 < 512; l2++) {
1471 cpu_physical_memory_read(pdp_addr + l2 * 8, &pdpe, 8);
1472 pdpe = le64_to_cpu(pdpe);
1473 if (pdpe & PG_PRESENT_MASK) {
1474 if (pdpe & PG_PSE_MASK) {
1475 /* 1G pages, CR4.PSE is ignored */
1476 print_pte(mon, (l1 << 39) + (l2 << 30), pdpe,
1477 0x3ffffc0000000ULL);
1478 } else {
1479 pd_addr = pdpe & 0x3fffffffff000ULL;
1480 for (l3 = 0; l3 < 512; l3++) {
1481 cpu_physical_memory_read(pd_addr + l3 * 8, &pde, 8);
1482 pde = le64_to_cpu(pde);
1483 if (pde & PG_PRESENT_MASK) {
1484 if (pde & PG_PSE_MASK) {
1485 /* 2M pages, CR4.PSE is ignored */
1486 print_pte(mon, (l1 << 39) + (l2 << 30) +
1487 (l3 << 21), pde,
1488 0x3ffffffe00000ULL);
1489 } else {
1490 pt_addr = pde & 0x3fffffffff000ULL;
1491 for (l4 = 0; l4 < 512; l4++) {
1492 cpu_physical_memory_read(pt_addr
1493 + l4 * 8,
1494 &pte, 8);
1495 pte = le64_to_cpu(pte);
1496 if (pte & PG_PRESENT_MASK) {
1497 print_pte(mon, (l1 << 39) +
1498 (l2 << 30) +
1499 (l3 << 21) + (l4 << 12),
1500 pte & ~PG_PSE_MASK,
1501 0x3fffffffff000ULL);
1502 }
1503 }
1504 }
1505 }
1506 }
1507 }
1508 }
1509 }
1510 }
1511 }
1512 }
1513 #endif
1514
1515 static void tlb_info(Monitor *mon, const QDict *qdict)
1516 {
1517 CPUArchState *env;
1518
1519 env = mon_get_cpu();
1520
1521 if (!(env->cr[0] & CR0_PG_MASK)) {
1522 monitor_printf(mon, "PG disabled\n");
1523 return;
1524 }
1525 if (env->cr[4] & CR4_PAE_MASK) {
1526 #ifdef TARGET_X86_64
1527 if (env->hflags & HF_LMA_MASK) {
1528 tlb_info_64(mon, env);
1529 } else
1530 #endif
1531 {
1532 tlb_info_pae32(mon, env);
1533 }
1534 } else {
1535 tlb_info_32(mon, env);
1536 }
1537 }
1538
1539 static void mem_print(Monitor *mon, hwaddr *pstart,
1540 int *plast_prot,
1541 hwaddr end, int prot)
1542 {
1543 int prot1;
1544 prot1 = *plast_prot;
1545 if (prot != prot1) {
1546 if (*pstart != -1) {
1547 monitor_printf(mon, TARGET_FMT_plx "-" TARGET_FMT_plx " "
1548 TARGET_FMT_plx " %c%c%c\n",
1549 *pstart, end, end - *pstart,
1550 prot1 & PG_USER_MASK ? 'u' : '-',
1551 'r',
1552 prot1 & PG_RW_MASK ? 'w' : '-');
1553 }
1554 if (prot != 0)
1555 *pstart = end;
1556 else
1557 *pstart = -1;
1558 *plast_prot = prot;
1559 }
1560 }
1561
1562 static void mem_info_32(Monitor *mon, CPUArchState *env)
1563 {
1564 unsigned int l1, l2;
1565 int prot, last_prot;
1566 uint32_t pgd, pde, pte;
1567 hwaddr start, end;
1568
1569 pgd = env->cr[3] & ~0xfff;
1570 last_prot = 0;
1571 start = -1;
1572 for(l1 = 0; l1 < 1024; l1++) {
1573 cpu_physical_memory_read(pgd + l1 * 4, &pde, 4);
1574 pde = le32_to_cpu(pde);
1575 end = l1 << 22;
1576 if (pde & PG_PRESENT_MASK) {
1577 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1578 prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1579 mem_print(mon, &start, &last_prot, end, prot);
1580 } else {
1581 for(l2 = 0; l2 < 1024; l2++) {
1582 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4, &pte, 4);
1583 pte = le32_to_cpu(pte);
1584 end = (l1 << 22) + (l2 << 12);
1585 if (pte & PG_PRESENT_MASK) {
1586 prot = pte & pde &
1587 (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1588 } else {
1589 prot = 0;
1590 }
1591 mem_print(mon, &start, &last_prot, end, prot);
1592 }
1593 }
1594 } else {
1595 prot = 0;
1596 mem_print(mon, &start, &last_prot, end, prot);
1597 }
1598 }
1599 /* Flush last range */
1600 mem_print(mon, &start, &last_prot, (hwaddr)1 << 32, 0);
1601 }
1602
1603 static void mem_info_pae32(Monitor *mon, CPUArchState *env)
1604 {
1605 unsigned int l1, l2, l3;
1606 int prot, last_prot;
1607 uint64_t pdpe, pde, pte;
1608 uint64_t pdp_addr, pd_addr, pt_addr;
1609 hwaddr start, end;
1610
1611 pdp_addr = env->cr[3] & ~0x1f;
1612 last_prot = 0;
1613 start = -1;
1614 for (l1 = 0; l1 < 4; l1++) {
1615 cpu_physical_memory_read(pdp_addr + l1 * 8, &pdpe, 8);
1616 pdpe = le64_to_cpu(pdpe);
1617 end = l1 << 30;
1618 if (pdpe & PG_PRESENT_MASK) {
1619 pd_addr = pdpe & 0x3fffffffff000ULL;
1620 for (l2 = 0; l2 < 512; l2++) {
1621 cpu_physical_memory_read(pd_addr + l2 * 8, &pde, 8);
1622 pde = le64_to_cpu(pde);
1623 end = (l1 << 30) + (l2 << 21);
1624 if (pde & PG_PRESENT_MASK) {
1625 if (pde & PG_PSE_MASK) {
1626 prot = pde & (PG_USER_MASK | PG_RW_MASK |
1627 PG_PRESENT_MASK);
1628 mem_print(mon, &start, &last_prot, end, prot);
1629 } else {
1630 pt_addr = pde & 0x3fffffffff000ULL;
1631 for (l3 = 0; l3 < 512; l3++) {
1632 cpu_physical_memory_read(pt_addr + l3 * 8, &pte, 8);
1633 pte = le64_to_cpu(pte);
1634 end = (l1 << 30) + (l2 << 21) + (l3 << 12);
1635 if (pte & PG_PRESENT_MASK) {
1636 prot = pte & pde & (PG_USER_MASK | PG_RW_MASK |
1637 PG_PRESENT_MASK);
1638 } else {
1639 prot = 0;
1640 }
1641 mem_print(mon, &start, &last_prot, end, prot);
1642 }
1643 }
1644 } else {
1645 prot = 0;
1646 mem_print(mon, &start, &last_prot, end, prot);
1647 }
1648 }
1649 } else {
1650 prot = 0;
1651 mem_print(mon, &start, &last_prot, end, prot);
1652 }
1653 }
1654 /* Flush last range */
1655 mem_print(mon, &start, &last_prot, (hwaddr)1 << 32, 0);
1656 }
1657
1658
1659 #ifdef TARGET_X86_64
1660 static void mem_info_64(Monitor *mon, CPUArchState *env)
1661 {
1662 int prot, last_prot;
1663 uint64_t l1, l2, l3, l4;
1664 uint64_t pml4e, pdpe, pde, pte;
1665 uint64_t pml4_addr, pdp_addr, pd_addr, pt_addr, start, end;
1666
1667 pml4_addr = env->cr[3] & 0x3fffffffff000ULL;
1668 last_prot = 0;
1669 start = -1;
1670 for (l1 = 0; l1 < 512; l1++) {
1671 cpu_physical_memory_read(pml4_addr + l1 * 8, &pml4e, 8);
1672 pml4e = le64_to_cpu(pml4e);
1673 end = l1 << 39;
1674 if (pml4e & PG_PRESENT_MASK) {
1675 pdp_addr = pml4e & 0x3fffffffff000ULL;
1676 for (l2 = 0; l2 < 512; l2++) {
1677 cpu_physical_memory_read(pdp_addr + l2 * 8, &pdpe, 8);
1678 pdpe = le64_to_cpu(pdpe);
1679 end = (l1 << 39) + (l2 << 30);
1680 if (pdpe & PG_PRESENT_MASK) {
1681 if (pdpe & PG_PSE_MASK) {
1682 prot = pdpe & (PG_USER_MASK | PG_RW_MASK |
1683 PG_PRESENT_MASK);
1684 prot &= pml4e;
1685 mem_print(mon, &start, &last_prot, end, prot);
1686 } else {
1687 pd_addr = pdpe & 0x3fffffffff000ULL;
1688 for (l3 = 0; l3 < 512; l3++) {
1689 cpu_physical_memory_read(pd_addr + l3 * 8, &pde, 8);
1690 pde = le64_to_cpu(pde);
1691 end = (l1 << 39) + (l2 << 30) + (l3 << 21);
1692 if (pde & PG_PRESENT_MASK) {
1693 if (pde & PG_PSE_MASK) {
1694 prot = pde & (PG_USER_MASK | PG_RW_MASK |
1695 PG_PRESENT_MASK);
1696 prot &= pml4e & pdpe;
1697 mem_print(mon, &start, &last_prot, end, prot);
1698 } else {
1699 pt_addr = pde & 0x3fffffffff000ULL;
1700 for (l4 = 0; l4 < 512; l4++) {
1701 cpu_physical_memory_read(pt_addr
1702 + l4 * 8,
1703 &pte, 8);
1704 pte = le64_to_cpu(pte);
1705 end = (l1 << 39) + (l2 << 30) +
1706 (l3 << 21) + (l4 << 12);
1707 if (pte & PG_PRESENT_MASK) {
1708 prot = pte & (PG_USER_MASK | PG_RW_MASK |
1709 PG_PRESENT_MASK);
1710 prot &= pml4e & pdpe & pde;
1711 } else {
1712 prot = 0;
1713 }
1714 mem_print(mon, &start, &last_prot, end, prot);
1715 }
1716 }
1717 } else {
1718 prot = 0;
1719 mem_print(mon, &start, &last_prot, end, prot);
1720 }
1721 }
1722 }
1723 } else {
1724 prot = 0;
1725 mem_print(mon, &start, &last_prot, end, prot);
1726 }
1727 }
1728 } else {
1729 prot = 0;
1730 mem_print(mon, &start, &last_prot, end, prot);
1731 }
1732 }
1733 /* Flush last range */
1734 mem_print(mon, &start, &last_prot, (hwaddr)1 << 48, 0);
1735 }
1736 #endif
1737
1738 static void mem_info(Monitor *mon, const QDict *qdict)
1739 {
1740 CPUArchState *env;
1741
1742 env = mon_get_cpu();
1743
1744 if (!(env->cr[0] & CR0_PG_MASK)) {
1745 monitor_printf(mon, "PG disabled\n");
1746 return;
1747 }
1748 if (env->cr[4] & CR4_PAE_MASK) {
1749 #ifdef TARGET_X86_64
1750 if (env->hflags & HF_LMA_MASK) {
1751 mem_info_64(mon, env);
1752 } else
1753 #endif
1754 {
1755 mem_info_pae32(mon, env);
1756 }
1757 } else {
1758 mem_info_32(mon, env);
1759 }
1760 }
1761 #endif
1762
1763 #if defined(TARGET_SH4)
1764
1765 static void print_tlb(Monitor *mon, int idx, tlb_t *tlb)
1766 {
1767 monitor_printf(mon, " tlb%i:\t"
1768 "asid=%hhu vpn=%x\tppn=%x\tsz=%hhu size=%u\t"
1769 "v=%hhu shared=%hhu cached=%hhu prot=%hhu "
1770 "dirty=%hhu writethrough=%hhu\n",
1771 idx,
1772 tlb->asid, tlb->vpn, tlb->ppn, tlb->sz, tlb->size,
1773 tlb->v, tlb->sh, tlb->c, tlb->pr,
1774 tlb->d, tlb->wt);
1775 }
1776
1777 static void tlb_info(Monitor *mon, const QDict *qdict)
1778 {
1779 CPUArchState *env = mon_get_cpu();
1780 int i;
1781
1782 monitor_printf (mon, "ITLB:\n");
1783 for (i = 0 ; i < ITLB_SIZE ; i++)
1784 print_tlb (mon, i, &env->itlb[i]);
1785 monitor_printf (mon, "UTLB:\n");
1786 for (i = 0 ; i < UTLB_SIZE ; i++)
1787 print_tlb (mon, i, &env->utlb[i]);
1788 }
1789
1790 #endif
1791
1792 #if defined(TARGET_SPARC) || defined(TARGET_PPC) || defined(TARGET_XTENSA)
1793 static void tlb_info(Monitor *mon, const QDict *qdict)
1794 {
1795 CPUArchState *env1 = mon_get_cpu();
1796
1797 dump_mmu((FILE*)mon, (fprintf_function)monitor_printf, env1);
1798 }
1799 #endif
1800
1801 static void do_info_mtree(Monitor *mon, const QDict *qdict)
1802 {
1803 mtree_info((fprintf_function)monitor_printf, mon);
1804 }
1805
1806 static void do_info_numa(Monitor *mon, const QDict *qdict)
1807 {
1808 int i;
1809 CPUArchState *env;
1810 CPUState *cpu;
1811
1812 monitor_printf(mon, "%d nodes\n", nb_numa_nodes);
1813 for (i = 0; i < nb_numa_nodes; i++) {
1814 monitor_printf(mon, "node %d cpus:", i);
1815 for (env = first_cpu; env != NULL; env = env->next_cpu) {
1816 cpu = ENV_GET_CPU(env);
1817 if (cpu->numa_node == i) {
1818 monitor_printf(mon, " %d", cpu->cpu_index);
1819 }
1820 }
1821 monitor_printf(mon, "\n");
1822 monitor_printf(mon, "node %d size: %" PRId64 " MB\n", i,
1823 node_mem[i] >> 20);
1824 }
1825 }
1826
1827 #ifdef CONFIG_PROFILER
1828
1829 int64_t qemu_time;
1830 int64_t dev_time;
1831
1832 static void do_info_profile(Monitor *mon, const QDict *qdict)
1833 {
1834 int64_t total;
1835 total = qemu_time;
1836 if (total == 0)
1837 total = 1;
1838 monitor_printf(mon, "async time %" PRId64 " (%0.3f)\n",
1839 dev_time, dev_time / (double)get_ticks_per_sec());
1840 monitor_printf(mon, "qemu time %" PRId64 " (%0.3f)\n",
1841 qemu_time, qemu_time / (double)get_ticks_per_sec());
1842 qemu_time = 0;
1843 dev_time = 0;
1844 }
1845 #else
1846 static void do_info_profile(Monitor *mon, const QDict *qdict)
1847 {
1848 monitor_printf(mon, "Internal profiler not compiled\n");
1849 }
1850 #endif
1851
1852 /* Capture support */
1853 static QLIST_HEAD (capture_list_head, CaptureState) capture_head;
1854
1855 static void do_info_capture(Monitor *mon, const QDict *qdict)
1856 {
1857 int i;
1858 CaptureState *s;
1859
1860 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1861 monitor_printf(mon, "[%d]: ", i);
1862 s->ops.info (s->opaque);
1863 }
1864 }
1865
1866 static void do_stop_capture(Monitor *mon, const QDict *qdict)
1867 {
1868 int i;
1869 int n = qdict_get_int(qdict, "n");
1870 CaptureState *s;
1871
1872 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1873 if (i == n) {
1874 s->ops.destroy (s->opaque);
1875 QLIST_REMOVE (s, entries);
1876 g_free (s);
1877 return;
1878 }
1879 }
1880 }
1881
1882 static void do_wav_capture(Monitor *mon, const QDict *qdict)
1883 {
1884 const char *path = qdict_get_str(qdict, "path");
1885 int has_freq = qdict_haskey(qdict, "freq");
1886 int freq = qdict_get_try_int(qdict, "freq", -1);
1887 int has_bits = qdict_haskey(qdict, "bits");
1888 int bits = qdict_get_try_int(qdict, "bits", -1);
1889 int has_channels = qdict_haskey(qdict, "nchannels");
1890 int nchannels = qdict_get_try_int(qdict, "nchannels", -1);
1891 CaptureState *s;
1892
1893 s = g_malloc0 (sizeof (*s));
1894
1895 freq = has_freq ? freq : 44100;
1896 bits = has_bits ? bits : 16;
1897 nchannels = has_channels ? nchannels : 2;
1898
1899 if (wav_start_capture (s, path, freq, bits, nchannels)) {
1900 monitor_printf(mon, "Failed to add wave capture\n");
1901 g_free (s);
1902 return;
1903 }
1904 QLIST_INSERT_HEAD (&capture_head, s, entries);
1905 }
1906
1907 static qemu_acl *find_acl(Monitor *mon, const char *name)
1908 {
1909 qemu_acl *acl = qemu_acl_find(name);
1910
1911 if (!acl) {
1912 monitor_printf(mon, "acl: unknown list '%s'\n", name);
1913 }
1914 return acl;
1915 }
1916
1917 static void do_acl_show(Monitor *mon, const QDict *qdict)
1918 {
1919 const char *aclname = qdict_get_str(qdict, "aclname");
1920 qemu_acl *acl = find_acl(mon, aclname);
1921 qemu_acl_entry *entry;
1922 int i = 0;
1923
1924 if (acl) {
1925 monitor_printf(mon, "policy: %s\n",
1926 acl->defaultDeny ? "deny" : "allow");
1927 QTAILQ_FOREACH(entry, &acl->entries, next) {
1928 i++;
1929 monitor_printf(mon, "%d: %s %s\n", i,
1930 entry->deny ? "deny" : "allow", entry->match);
1931 }
1932 }
1933 }
1934
1935 static void do_acl_reset(Monitor *mon, const QDict *qdict)
1936 {
1937 const char *aclname = qdict_get_str(qdict, "aclname");
1938 qemu_acl *acl = find_acl(mon, aclname);
1939
1940 if (acl) {
1941 qemu_acl_reset(acl);
1942 monitor_printf(mon, "acl: removed all rules\n");
1943 }
1944 }
1945
1946 static void do_acl_policy(Monitor *mon, const QDict *qdict)
1947 {
1948 const char *aclname = qdict_get_str(qdict, "aclname");
1949 const char *policy = qdict_get_str(qdict, "policy");
1950 qemu_acl *acl = find_acl(mon, aclname);
1951
1952 if (acl) {
1953 if (strcmp(policy, "allow") == 0) {
1954 acl->defaultDeny = 0;
1955 monitor_printf(mon, "acl: policy set to 'allow'\n");
1956 } else if (strcmp(policy, "deny") == 0) {
1957 acl->defaultDeny = 1;
1958 monitor_printf(mon, "acl: policy set to 'deny'\n");
1959 } else {
1960 monitor_printf(mon, "acl: unknown policy '%s', "
1961 "expected 'deny' or 'allow'\n", policy);
1962 }
1963 }
1964 }
1965
1966 static void do_acl_add(Monitor *mon, const QDict *qdict)
1967 {
1968 const char *aclname = qdict_get_str(qdict, "aclname");
1969 const char *match = qdict_get_str(qdict, "match");
1970 const char *policy = qdict_get_str(qdict, "policy");
1971 int has_index = qdict_haskey(qdict, "index");
1972 int index = qdict_get_try_int(qdict, "index", -1);
1973 qemu_acl *acl = find_acl(mon, aclname);
1974 int deny, ret;
1975
1976 if (acl) {
1977 if (strcmp(policy, "allow") == 0) {
1978 deny = 0;
1979 } else if (strcmp(policy, "deny") == 0) {
1980 deny = 1;
1981 } else {
1982 monitor_printf(mon, "acl: unknown policy '%s', "
1983 "expected 'deny' or 'allow'\n", policy);
1984 return;
1985 }
1986 if (has_index)
1987 ret = qemu_acl_insert(acl, deny, match, index);
1988 else
1989 ret = qemu_acl_append(acl, deny, match);
1990 if (ret < 0)
1991 monitor_printf(mon, "acl: unable to add acl entry\n");
1992 else
1993 monitor_printf(mon, "acl: added rule at position %d\n", ret);
1994 }
1995 }
1996
1997 static void do_acl_remove(Monitor *mon, const QDict *qdict)
1998 {
1999 const char *aclname = qdict_get_str(qdict, "aclname");
2000 const char *match = qdict_get_str(qdict, "match");
2001 qemu_acl *acl = find_acl(mon, aclname);
2002 int ret;
2003
2004 if (acl) {
2005 ret = qemu_acl_remove(acl, match);
2006 if (ret < 0)
2007 monitor_printf(mon, "acl: no matching acl entry\n");
2008 else
2009 monitor_printf(mon, "acl: removed rule at position %d\n", ret);
2010 }
2011 }
2012
2013 #if defined(TARGET_I386)
2014 static void do_inject_mce(Monitor *mon, const QDict *qdict)
2015 {
2016 X86CPU *cpu;
2017 CPUState *cs;
2018 int cpu_index = qdict_get_int(qdict, "cpu_index");
2019 int bank = qdict_get_int(qdict, "bank");
2020 uint64_t status = qdict_get_int(qdict, "status");
2021 uint64_t mcg_status = qdict_get_int(qdict, "mcg_status");
2022 uint64_t addr = qdict_get_int(qdict, "addr");
2023 uint64_t misc = qdict_get_int(qdict, "misc");
2024 int flags = MCE_INJECT_UNCOND_AO;
2025
2026 if (qdict_get_try_bool(qdict, "broadcast", 0)) {
2027 flags |= MCE_INJECT_BROADCAST;
2028 }
2029 cs = qemu_get_cpu(cpu_index);
2030 if (cs != NULL) {
2031 cpu = X86_CPU(cs);
2032 cpu_x86_inject_mce(mon, cpu, bank, status, mcg_status, addr, misc,
2033 flags);
2034 }
2035 }
2036 #endif
2037
2038 void qmp_getfd(const char *fdname, Error **errp)
2039 {
2040 mon_fd_t *monfd;
2041 int fd;
2042
2043 fd = qemu_chr_fe_get_msgfd(cur_mon->chr);
2044 if (fd == -1) {
2045 error_set(errp, QERR_FD_NOT_SUPPLIED);
2046 return;
2047 }
2048
2049 if (qemu_isdigit(fdname[0])) {
2050 error_set(errp, QERR_INVALID_PARAMETER_VALUE, "fdname",
2051 "a name not starting with a digit");
2052 return;
2053 }
2054
2055 QLIST_FOREACH(monfd, &cur_mon->fds, next) {
2056 if (strcmp(monfd->name, fdname) != 0) {
2057 continue;
2058 }
2059
2060 close(monfd->fd);
2061 monfd->fd = fd;
2062 return;
2063 }
2064
2065 monfd = g_malloc0(sizeof(mon_fd_t));
2066 monfd->name = g_strdup(fdname);
2067 monfd->fd = fd;
2068
2069 QLIST_INSERT_HEAD(&cur_mon->fds, monfd, next);
2070 }
2071
2072 void qmp_closefd(const char *fdname, Error **errp)
2073 {
2074 mon_fd_t *monfd;
2075
2076 QLIST_FOREACH(monfd, &cur_mon->fds, next) {
2077 if (strcmp(monfd->name, fdname) != 0) {
2078 continue;
2079 }
2080
2081 QLIST_REMOVE(monfd, next);
2082 close(monfd->fd);
2083 g_free(monfd->name);
2084 g_free(monfd);
2085 return;
2086 }
2087
2088 error_set(errp, QERR_FD_NOT_FOUND, fdname);
2089 }
2090
2091 static void do_loadvm(Monitor *mon, const QDict *qdict)
2092 {
2093 int saved_vm_running = runstate_is_running();
2094 const char *name = qdict_get_str(qdict, "name");
2095
2096 vm_stop(RUN_STATE_RESTORE_VM);
2097
2098 if (load_vmstate(name) == 0 && saved_vm_running) {
2099 vm_start();
2100 }
2101 }
2102
2103 int monitor_get_fd(Monitor *mon, const char *fdname, Error **errp)
2104 {
2105 mon_fd_t *monfd;
2106
2107 QLIST_FOREACH(monfd, &mon->fds, next) {
2108 int fd;
2109
2110 if (strcmp(monfd->name, fdname) != 0) {
2111 continue;
2112 }
2113
2114 fd = monfd->fd;
2115
2116 /* caller takes ownership of fd */
2117 QLIST_REMOVE(monfd, next);
2118 g_free(monfd->name);
2119 g_free(monfd);
2120
2121 return fd;
2122 }
2123
2124 error_setg(errp, "File descriptor named '%s' has not been found", fdname);
2125 return -1;
2126 }
2127
2128 static void monitor_fdset_cleanup(MonFdset *mon_fdset)
2129 {
2130 MonFdsetFd *mon_fdset_fd;
2131 MonFdsetFd *mon_fdset_fd_next;
2132
2133 QLIST_FOREACH_SAFE(mon_fdset_fd, &mon_fdset->fds, next, mon_fdset_fd_next) {
2134 if ((mon_fdset_fd->removed ||
2135 (QLIST_EMPTY(&mon_fdset->dup_fds) && mon_refcount == 0)) &&
2136 runstate_is_running()) {
2137 close(mon_fdset_fd->fd);
2138 g_free(mon_fdset_fd->opaque);
2139 QLIST_REMOVE(mon_fdset_fd, next);
2140 g_free(mon_fdset_fd);
2141 }
2142 }
2143
2144 if (QLIST_EMPTY(&mon_fdset->fds) && QLIST_EMPTY(&mon_fdset->dup_fds)) {
2145 QLIST_REMOVE(mon_fdset, next);
2146 g_free(mon_fdset);
2147 }
2148 }
2149
2150 static void monitor_fdsets_cleanup(void)
2151 {
2152 MonFdset *mon_fdset;
2153 MonFdset *mon_fdset_next;
2154
2155 QLIST_FOREACH_SAFE(mon_fdset, &mon_fdsets, next, mon_fdset_next) {
2156 monitor_fdset_cleanup(mon_fdset);
2157 }
2158 }
2159
2160 AddfdInfo *qmp_add_fd(bool has_fdset_id, int64_t fdset_id, bool has_opaque,
2161 const char *opaque, Error **errp)
2162 {
2163 int fd;
2164 Monitor *mon = cur_mon;
2165 AddfdInfo *fdinfo;
2166
2167 fd = qemu_chr_fe_get_msgfd(mon->chr);
2168 if (fd == -1) {
2169 error_set(errp, QERR_FD_NOT_SUPPLIED);
2170 goto error;
2171 }
2172
2173 fdinfo = monitor_fdset_add_fd(fd, has_fdset_id, fdset_id,
2174 has_opaque, opaque, errp);
2175 if (fdinfo) {
2176 return fdinfo;
2177 }
2178
2179 error:
2180 if (fd != -1) {
2181 close(fd);
2182 }
2183 return NULL;
2184 }
2185
2186 void qmp_remove_fd(int64_t fdset_id, bool has_fd, int64_t fd, Error **errp)
2187 {
2188 MonFdset *mon_fdset;
2189 MonFdsetFd *mon_fdset_fd;
2190 char fd_str[60];
2191
2192 QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
2193 if (mon_fdset->id != fdset_id) {
2194 continue;
2195 }
2196 QLIST_FOREACH(mon_fdset_fd, &mon_fdset->fds, next) {
2197 if (has_fd) {
2198 if (mon_fdset_fd->fd != fd) {
2199 continue;
2200 }
2201 mon_fdset_fd->removed = true;
2202 break;
2203 } else {
2204 mon_fdset_fd->removed = true;
2205 }
2206 }
2207 if (has_fd && !mon_fdset_fd) {
2208 goto error;
2209 }
2210 monitor_fdset_cleanup(mon_fdset);
2211 return;
2212 }
2213
2214 error:
2215 if (has_fd) {
2216 snprintf(fd_str, sizeof(fd_str), "fdset-id:%" PRId64 ", fd:%" PRId64,
2217 fdset_id, fd);
2218 } else {
2219 snprintf(fd_str, sizeof(fd_str), "fdset-id:%" PRId64, fdset_id);
2220 }
2221 error_set(errp, QERR_FD_NOT_FOUND, fd_str);
2222 }
2223
2224 FdsetInfoList *qmp_query_fdsets(Error **errp)
2225 {
2226 MonFdset *mon_fdset;
2227 MonFdsetFd *mon_fdset_fd;
2228 FdsetInfoList *fdset_list = NULL;
2229
2230 QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
2231 FdsetInfoList *fdset_info = g_malloc0(sizeof(*fdset_info));
2232 FdsetFdInfoList *fdsetfd_list = NULL;
2233
2234 fdset_info->value = g_malloc0(sizeof(*fdset_info->value));
2235 fdset_info->value->fdset_id = mon_fdset->id;
2236
2237 QLIST_FOREACH(mon_fdset_fd, &mon_fdset->fds, next) {
2238 FdsetFdInfoList *fdsetfd_info;
2239
2240 fdsetfd_info = g_malloc0(sizeof(*fdsetfd_info));
2241 fdsetfd_info->value = g_malloc0(sizeof(*fdsetfd_info->value));
2242 fdsetfd_info->value->fd = mon_fdset_fd->fd;
2243 if (mon_fdset_fd->opaque) {
2244 fdsetfd_info->value->has_opaque = true;
2245 fdsetfd_info->value->opaque = g_strdup(mon_fdset_fd->opaque);
2246 } else {
2247 fdsetfd_info->value->has_opaque = false;
2248 }
2249
2250 fdsetfd_info->next = fdsetfd_list;
2251 fdsetfd_list = fdsetfd_info;
2252 }
2253
2254 fdset_info->value->fds = fdsetfd_list;
2255
2256 fdset_info->next = fdset_list;
2257 fdset_list = fdset_info;
2258 }
2259
2260 return fdset_list;
2261 }
2262
2263 AddfdInfo *monitor_fdset_add_fd(int fd, bool has_fdset_id, int64_t fdset_id,
2264 bool has_opaque, const char *opaque,
2265 Error **errp)
2266 {
2267 MonFdset *mon_fdset = NULL;
2268 MonFdsetFd *mon_fdset_fd;
2269 AddfdInfo *fdinfo;
2270
2271 if (has_fdset_id) {
2272 QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
2273 /* Break if match found or match impossible due to ordering by ID */
2274 if (fdset_id <= mon_fdset->id) {
2275 if (fdset_id < mon_fdset->id) {
2276 mon_fdset = NULL;
2277 }
2278 break;
2279 }
2280 }
2281 }
2282
2283 if (mon_fdset == NULL) {
2284 int64_t fdset_id_prev = -1;
2285 MonFdset *mon_fdset_cur = QLIST_FIRST(&mon_fdsets);
2286
2287 if (has_fdset_id) {
2288 if (fdset_id < 0) {
2289 error_set(errp, QERR_INVALID_PARAMETER_VALUE, "fdset-id",
2290 "a non-negative value");
2291 return NULL;
2292 }
2293 /* Use specified fdset ID */
2294 QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
2295 mon_fdset_cur = mon_fdset;
2296 if (fdset_id < mon_fdset_cur->id) {
2297 break;
2298 }
2299 }
2300 } else {
2301 /* Use first available fdset ID */
2302 QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
2303 mon_fdset_cur = mon_fdset;
2304 if (fdset_id_prev == mon_fdset_cur->id - 1) {
2305 fdset_id_prev = mon_fdset_cur->id;
2306 continue;
2307 }
2308 break;
2309 }
2310 }
2311
2312 mon_fdset = g_malloc0(sizeof(*mon_fdset));
2313 if (has_fdset_id) {
2314 mon_fdset->id = fdset_id;
2315 } else {
2316 mon_fdset->id = fdset_id_prev + 1;
2317 }
2318
2319 /* The fdset list is ordered by fdset ID */
2320 if (!mon_fdset_cur) {
2321 QLIST_INSERT_HEAD(&mon_fdsets, mon_fdset, next);
2322 } else if (mon_fdset->id < mon_fdset_cur->id) {
2323 QLIST_INSERT_BEFORE(mon_fdset_cur, mon_fdset, next);
2324 } else {
2325 QLIST_INSERT_AFTER(mon_fdset_cur, mon_fdset, next);
2326 }
2327 }
2328
2329 mon_fdset_fd = g_malloc0(sizeof(*mon_fdset_fd));
2330 mon_fdset_fd->fd = fd;
2331 mon_fdset_fd->removed = false;
2332 if (has_opaque) {
2333 mon_fdset_fd->opaque = g_strdup(opaque);
2334 }
2335 QLIST_INSERT_HEAD(&mon_fdset->fds, mon_fdset_fd, next);
2336
2337 fdinfo = g_malloc0(sizeof(*fdinfo));
2338 fdinfo->fdset_id = mon_fdset->id;
2339 fdinfo->fd = mon_fdset_fd->fd;
2340
2341 return fdinfo;
2342 }
2343
2344 int monitor_fdset_get_fd(int64_t fdset_id, int flags)
2345 {
2346 #ifndef _WIN32
2347 MonFdset *mon_fdset;
2348 MonFdsetFd *mon_fdset_fd;
2349 int mon_fd_flags;
2350
2351 QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
2352 if (mon_fdset->id != fdset_id) {
2353 continue;
2354 }
2355 QLIST_FOREACH(mon_fdset_fd, &mon_fdset->fds, next) {
2356 mon_fd_flags = fcntl(mon_fdset_fd->fd, F_GETFL);
2357 if (mon_fd_flags == -1) {
2358 return -1;
2359 }
2360
2361 if ((flags & O_ACCMODE) == (mon_fd_flags & O_ACCMODE)) {
2362 return mon_fdset_fd->fd;
2363 }
2364 }
2365 errno = EACCES;
2366 return -1;
2367 }
2368 #endif
2369
2370 errno = ENOENT;
2371 return -1;
2372 }
2373
2374 int monitor_fdset_dup_fd_add(int64_t fdset_id, int dup_fd)
2375 {
2376 MonFdset *mon_fdset;
2377 MonFdsetFd *mon_fdset_fd_dup;
2378
2379 QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
2380 if (mon_fdset->id != fdset_id) {
2381 continue;
2382 }
2383 QLIST_FOREACH(mon_fdset_fd_dup, &mon_fdset->dup_fds, next) {
2384 if (mon_fdset_fd_dup->fd == dup_fd) {
2385 return -1;
2386 }
2387 }
2388 mon_fdset_fd_dup = g_malloc0(sizeof(*mon_fdset_fd_dup));
2389 mon_fdset_fd_dup->fd = dup_fd;
2390 QLIST_INSERT_HEAD(&mon_fdset->dup_fds, mon_fdset_fd_dup, next);
2391 return 0;
2392 }
2393 return -1;
2394 }
2395
2396 static int monitor_fdset_dup_fd_find_remove(int dup_fd, bool remove)
2397 {
2398 MonFdset *mon_fdset;
2399 MonFdsetFd *mon_fdset_fd_dup;
2400
2401 QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
2402 QLIST_FOREACH(mon_fdset_fd_dup, &mon_fdset->dup_fds, next) {
2403 if (mon_fdset_fd_dup->fd == dup_fd) {
2404 if (remove) {
2405 QLIST_REMOVE(mon_fdset_fd_dup, next);
2406 if (QLIST_EMPTY(&mon_fdset->dup_fds)) {
2407 monitor_fdset_cleanup(mon_fdset);
2408 }
2409 }
2410 return mon_fdset->id;
2411 }
2412 }
2413 }
2414 return -1;
2415 }
2416
2417 int monitor_fdset_dup_fd_find(int dup_fd)
2418 {
2419 return monitor_fdset_dup_fd_find_remove(dup_fd, false);
2420 }
2421
2422 int monitor_fdset_dup_fd_remove(int dup_fd)
2423 {
2424 return monitor_fdset_dup_fd_find_remove(dup_fd, true);
2425 }
2426
2427 int monitor_handle_fd_param(Monitor *mon, const char *fdname)
2428 {
2429 int fd;
2430 Error *local_err = NULL;
2431
2432 if (!qemu_isdigit(fdname[0]) && mon) {
2433
2434 fd = monitor_get_fd(mon, fdname, &local_err);
2435 if (fd == -1) {
2436 qerror_report_err(local_err);
2437 error_free(local_err);
2438 return -1;
2439 }
2440 } else {
2441 fd = qemu_parse_fd(fdname);
2442 }
2443
2444 return fd;
2445 }
2446
2447 /* Please update hmp-commands.hx when adding or changing commands */
2448 static mon_cmd_t info_cmds[] = {
2449 {
2450 .name = "version",
2451 .args_type = "",
2452 .params = "",
2453 .help = "show the version of QEMU",
2454 .mhandler.cmd = hmp_info_version,
2455 },
2456 {
2457 .name = "network",
2458 .args_type = "",
2459 .params = "",
2460 .help = "show the network state",
2461 .mhandler.cmd = do_info_network,
2462 },
2463 {
2464 .name = "chardev",
2465 .args_type = "",
2466 .params = "",
2467 .help = "show the character devices",
2468 .mhandler.cmd = hmp_info_chardev,
2469 },
2470 {
2471 .name = "block",
2472 .args_type = "verbose:-v,device:B?",
2473 .params = "[-v] [device]",
2474 .help = "show info of one block device or all block devices "
2475 "(and details of images with -v option)",
2476 .mhandler.cmd = hmp_info_block,
2477 },
2478 {
2479 .name = "blockstats",
2480 .args_type = "",
2481 .params = "",
2482 .help = "show block device statistics",
2483 .mhandler.cmd = hmp_info_blockstats,
2484 },
2485 {
2486 .name = "block-jobs",
2487 .args_type = "",
2488 .params = "",
2489 .help = "show progress of ongoing block device operations",
2490 .mhandler.cmd = hmp_info_block_jobs,
2491 },
2492 {
2493 .name = "registers",
2494 .args_type = "",
2495 .params = "",
2496 .help = "show the cpu registers",
2497 .mhandler.cmd = do_info_registers,
2498 },
2499 {
2500 .name = "cpus",
2501 .args_type = "",
2502 .params = "",
2503 .help = "show infos for each CPU",
2504 .mhandler.cmd = hmp_info_cpus,
2505 },
2506 {
2507 .name = "history",
2508 .args_type = "",
2509 .params = "",
2510 .help = "show the command line history",
2511 .mhandler.cmd = do_info_history,
2512 },
2513 #if defined(TARGET_I386) || defined(TARGET_PPC) || defined(TARGET_MIPS) || \
2514 defined(TARGET_LM32) || (defined(TARGET_SPARC) && !defined(TARGET_SPARC64))
2515 {
2516 .name = "irq",
2517 .args_type = "",
2518 .params = "",
2519 .help = "show the interrupts statistics (if available)",
2520 #ifdef TARGET_SPARC
2521 .mhandler.cmd = sun4m_irq_info,
2522 #elif defined(TARGET_LM32)
2523 .mhandler.cmd = lm32_irq_info,
2524 #else
2525 .mhandler.cmd = irq_info,
2526 #endif
2527 },
2528 {
2529 .name = "pic",
2530 .args_type = "",
2531 .params = "",
2532 .help = "show i8259 (PIC) state",
2533 #ifdef TARGET_SPARC
2534 .mhandler.cmd = sun4m_pic_info,
2535 #elif defined(TARGET_LM32)
2536 .mhandler.cmd = lm32_do_pic_info,
2537 #else
2538 .mhandler.cmd = pic_info,
2539 #endif
2540 },
2541 #endif
2542 {
2543 .name = "pci",
2544 .args_type = "",
2545 .params = "",
2546 .help = "show PCI info",
2547 .mhandler.cmd = hmp_info_pci,
2548 },
2549 #if defined(TARGET_I386) || defined(TARGET_SH4) || defined(TARGET_SPARC) || \
2550 defined(TARGET_PPC) || defined(TARGET_XTENSA)
2551 {
2552 .name = "tlb",
2553 .args_type = "",
2554 .params = "",
2555 .help = "show virtual to physical memory mappings",
2556 .mhandler.cmd = tlb_info,
2557 },
2558 #endif
2559 #if defined(TARGET_I386)
2560 {
2561 .name = "mem",
2562 .args_type = "",
2563 .params = "",
2564 .help = "show the active virtual memory mappings",
2565 .mhandler.cmd = mem_info,
2566 },
2567 #endif
2568 {
2569 .name = "mtree",
2570 .args_type = "",
2571 .params = "",
2572 .help = "show memory tree",
2573 .mhandler.cmd = do_info_mtree,
2574 },
2575 {
2576 .name = "jit",
2577 .args_type = "",
2578 .params = "",
2579 .help = "show dynamic compiler info",
2580 .mhandler.cmd = do_info_jit,
2581 },
2582 {
2583 .name = "kvm",
2584 .args_type = "",
2585 .params = "",
2586 .help = "show KVM information",
2587 .mhandler.cmd = hmp_info_kvm,
2588 },
2589 {
2590 .name = "numa",
2591 .args_type = "",
2592 .params = "",
2593 .help = "show NUMA information",
2594 .mhandler.cmd = do_info_numa,
2595 },
2596 {
2597 .name = "usb",
2598 .args_type = "",
2599 .params = "",
2600 .help = "show guest USB devices",
2601 .mhandler.cmd = usb_info,
2602 },
2603 {
2604 .name = "usbhost",
2605 .args_type = "",
2606 .params = "",
2607 .help = "show host USB devices",
2608 .mhandler.cmd = usb_host_info,
2609 },
2610 {
2611 .name = "profile",
2612 .args_type = "",
2613 .params = "",
2614 .help = "show profiling information",
2615 .mhandler.cmd = do_info_profile,
2616 },
2617 {
2618 .name = "capture",
2619 .args_type = "",
2620 .params = "",
2621 .help = "show capture information",
2622 .mhandler.cmd = do_info_capture,
2623 },
2624 {
2625 .name = "snapshots",
2626 .args_type = "",
2627 .params = "",
2628 .help = "show the currently saved VM snapshots",
2629 .mhandler.cmd = do_info_snapshots,
2630 },
2631 {
2632 .name = "status",
2633 .args_type = "",
2634 .params = "",
2635 .help = "show the current VM status (running|paused)",
2636 .mhandler.cmd = hmp_info_status,
2637 },
2638 {
2639 .name = "pcmcia",
2640 .args_type = "",
2641 .params = "",
2642 .help = "show guest PCMCIA status",
2643 .mhandler.cmd = pcmcia_info,
2644 },
2645 {
2646 .name = "mice",
2647 .args_type = "",
2648 .params = "",
2649 .help = "show which guest mouse is receiving events",
2650 .mhandler.cmd = hmp_info_mice,
2651 },
2652 {
2653 .name = "vnc",
2654 .args_type = "",
2655 .params = "",
2656 .help = "show the vnc server status",
2657 .mhandler.cmd = hmp_info_vnc,
2658 },
2659 #if defined(CONFIG_SPICE)
2660 {
2661 .name = "spice",
2662 .args_type = "",
2663 .params = "",
2664 .help = "show the spice server status",
2665 .mhandler.cmd = hmp_info_spice,
2666 },
2667 #endif
2668 {
2669 .name = "name",
2670 .args_type = "",
2671 .params = "",
2672 .help = "show the current VM name",
2673 .mhandler.cmd = hmp_info_name,
2674 },
2675 {
2676 .name = "uuid",
2677 .args_type = "",
2678 .params = "",
2679 .help = "show the current VM UUID",
2680 .mhandler.cmd = hmp_info_uuid,
2681 },
2682 {
2683 .name = "cpustats",
2684 .args_type = "",
2685 .params = "",
2686 .help = "show CPU statistics",
2687 .mhandler.cmd = do_info_cpu_stats,
2688 },
2689 #if defined(CONFIG_SLIRP)
2690 {
2691 .name = "usernet",
2692 .args_type = "",
2693 .params = "",
2694 .help = "show user network stack connection states",
2695 .mhandler.cmd = do_info_usernet,
2696 },
2697 #endif
2698 {
2699 .name = "migrate",
2700 .args_type = "",
2701 .params = "",
2702 .help = "show migration status",
2703 .mhandler.cmd = hmp_info_migrate,
2704 },
2705 {
2706 .name = "migrate_capabilities",
2707 .args_type = "",
2708 .params = "",
2709 .help = "show current migration capabilities",
2710 .mhandler.cmd = hmp_info_migrate_capabilities,
2711 },
2712 {
2713 .name = "migrate_cache_size",
2714 .args_type = "",
2715 .params = "",
2716 .help = "show current migration xbzrle cache size",
2717 .mhandler.cmd = hmp_info_migrate_cache_size,
2718 },
2719 {
2720 .name = "balloon",
2721 .args_type = "",
2722 .params = "",
2723 .help = "show balloon information",
2724 .mhandler.cmd = hmp_info_balloon,
2725 },
2726 {
2727 .name = "qtree",
2728 .args_type = "",
2729 .params = "",
2730 .help = "show device tree",
2731 .mhandler.cmd = do_info_qtree,
2732 },
2733 {
2734 .name = "qdm",
2735 .args_type = "",
2736 .params = "",
2737 .help = "show qdev device model list",
2738 .mhandler.cmd = do_info_qdm,
2739 },
2740 {
2741 .name = "roms",
2742 .args_type = "",
2743 .params = "",
2744 .help = "show roms",
2745 .mhandler.cmd = do_info_roms,
2746 },
2747 {
2748 .name = "trace-events",
2749 .args_type = "",
2750 .params = "",
2751 .help = "show available trace-events & their state",
2752 .mhandler.cmd = do_trace_print_events,
2753 },
2754 {
2755 .name = "tpm",
2756 .args_type = "",
2757 .params = "",
2758 .help = "show the TPM device",
2759 .mhandler.cmd = hmp_info_tpm,
2760 },
2761 {
2762 .name = NULL,
2763 },
2764 };
2765
2766 /* mon_cmds and info_cmds would be sorted at runtime */
2767 static mon_cmd_t mon_cmds[] = {
2768 #include "hmp-commands.h"
2769 { NULL, NULL, },
2770 };
2771
2772 static const mon_cmd_t qmp_cmds[] = {
2773 #include "qmp-commands-old.h"
2774 { /* NULL */ },
2775 };
2776
2777 /*******************************************************************/
2778
2779 static const char *pch;
2780 static sigjmp_buf expr_env;
2781
2782 #define MD_TLONG 0
2783 #define MD_I32 1
2784
2785 typedef struct MonitorDef {
2786 const char *name;
2787 int offset;
2788 target_long (*get_value)(const struct MonitorDef *md, int val);
2789 int type;
2790 } MonitorDef;
2791
2792 #if defined(TARGET_I386)
2793 static target_long monitor_get_pc (const struct MonitorDef *md, int val)
2794 {
2795 CPUArchState *env = mon_get_cpu();
2796 return env->eip + env->segs[R_CS].base;
2797 }
2798 #endif
2799
2800 #if defined(TARGET_PPC)
2801 static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
2802 {
2803 CPUArchState *env = mon_get_cpu();
2804 unsigned int u;
2805 int i;
2806
2807 u = 0;
2808 for (i = 0; i < 8; i++)
2809 u |= env->crf[i] << (32 - (4 * i));
2810
2811 return u;
2812 }
2813
2814 static target_long monitor_get_msr (const struct MonitorDef *md, int val)
2815 {
2816 CPUArchState *env = mon_get_cpu();
2817 return env->msr;
2818 }
2819
2820 static target_long monitor_get_xer (const struct MonitorDef *md, int val)
2821 {
2822 CPUArchState *env = mon_get_cpu();
2823 return env->xer;
2824 }
2825
2826 static target_long monitor_get_decr (const struct MonitorDef *md, int val)
2827 {
2828 CPUArchState *env = mon_get_cpu();
2829 return cpu_ppc_load_decr(env);
2830 }
2831
2832 static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
2833 {
2834 CPUArchState *env = mon_get_cpu();
2835 return cpu_ppc_load_tbu(env);
2836 }
2837
2838 static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
2839 {
2840 CPUArchState *env = mon_get_cpu();
2841 return cpu_ppc_load_tbl(env);
2842 }
2843 #endif
2844
2845 #if defined(TARGET_SPARC)
2846 #ifndef TARGET_SPARC64
2847 static target_long monitor_get_psr (const struct MonitorDef *md, int val)
2848 {
2849 CPUArchState *env = mon_get_cpu();
2850
2851 return cpu_get_psr(env);
2852 }
2853 #endif
2854
2855 static target_long monitor_get_reg(const struct MonitorDef *md, int val)
2856 {
2857 CPUArchState *env = mon_get_cpu();
2858 return env->regwptr[val];
2859 }
2860 #endif
2861
2862 static const MonitorDef monitor_defs[] = {
2863 #ifdef TARGET_I386
2864
2865 #define SEG(name, seg) \
2866 { name, offsetof(CPUX86State, segs[seg].selector), NULL, MD_I32 },\
2867 { name ".base", offsetof(CPUX86State, segs[seg].base) },\
2868 { name ".limit", offsetof(CPUX86State, segs[seg].limit), NULL, MD_I32 },
2869
2870 { "eax", offsetof(CPUX86State, regs[0]) },
2871 { "ecx", offsetof(CPUX86State, regs[1]) },
2872 { "edx", offsetof(CPUX86State, regs[2]) },
2873 { "ebx", offsetof(CPUX86State, regs[3]) },
2874 { "esp|sp", offsetof(CPUX86State, regs[4]) },
2875 { "ebp|fp", offsetof(CPUX86State, regs[5]) },
2876 { "esi", offsetof(CPUX86State, regs[6]) },
2877 { "edi", offsetof(CPUX86State, regs[7]) },
2878 #ifdef TARGET_X86_64
2879 { "r8", offsetof(CPUX86State, regs[8]) },
2880 { "r9", offsetof(CPUX86State, regs[9]) },
2881 { "r10", offsetof(CPUX86State, regs[10]) },
2882 { "r11", offsetof(CPUX86State, regs[11]) },
2883 { "r12", offsetof(CPUX86State, regs[12]) },
2884 { "r13", offsetof(CPUX86State, regs[13]) },
2885 { "r14", offsetof(CPUX86State, regs[14]) },
2886 { "r15", offsetof(CPUX86State, regs[15]) },
2887 #endif
2888 { "eflags", offsetof(CPUX86State, eflags) },
2889 { "eip", offsetof(CPUX86State, eip) },
2890 SEG("cs", R_CS)
2891 SEG("ds", R_DS)
2892 SEG("es", R_ES)
2893 SEG("ss", R_SS)
2894 SEG("fs", R_FS)
2895 SEG("gs", R_GS)
2896 { "pc", 0, monitor_get_pc, },
2897 #elif defined(TARGET_PPC)
2898 /* General purpose registers */
2899 { "r0", offsetof(CPUPPCState, gpr[0]) },
2900 { "r1", offsetof(CPUPPCState, gpr[1]) },
2901 { "r2", offsetof(CPUPPCState, gpr[2]) },
2902 { "r3", offsetof(CPUPPCState, gpr[3]) },
2903 { "r4", offsetof(CPUPPCState, gpr[4]) },
2904 { "r5", offsetof(CPUPPCState, gpr[5]) },
2905 { "r6", offsetof(CPUPPCState, gpr[6]) },
2906 { "r7", offsetof(CPUPPCState, gpr[7]) },
2907 { "r8", offsetof(CPUPPCState, gpr[8]) },
2908 { "r9", offsetof(CPUPPCState, gpr[9]) },
2909 { "r10", offsetof(CPUPPCState, gpr[10]) },
2910 { "r11", offsetof(CPUPPCState, gpr[11]) },
2911 { "r12", offsetof(CPUPPCState, gpr[12]) },
2912 { "r13", offsetof(CPUPPCState, gpr[13]) },
2913 { "r14", offsetof(CPUPPCState, gpr[14]) },
2914 { "r15", offsetof(CPUPPCState, gpr[15]) },
2915 { "r16", offsetof(CPUPPCState, gpr[16]) },
2916 { "r17", offsetof(CPUPPCState, gpr[17]) },
2917 { "r18", offsetof(CPUPPCState, gpr[18]) },
2918 { "r19", offsetof(CPUPPCState, gpr[19]) },
2919 { "r20", offsetof(CPUPPCState, gpr[20]) },
2920 { "r21", offsetof(CPUPPCState, gpr[21]) },
2921 { "r22", offsetof(CPUPPCState, gpr[22]) },
2922 { "r23", offsetof(CPUPPCState, gpr[23]) },
2923 { "r24", offsetof(CPUPPCState, gpr[24]) },
2924 { "r25", offsetof(CPUPPCState, gpr[25]) },
2925 { "r26", offsetof(CPUPPCState, gpr[26]) },
2926 { "r27", offsetof(CPUPPCState, gpr[27]) },
2927 { "r28", offsetof(CPUPPCState, gpr[28]) },
2928 { "r29", offsetof(CPUPPCState, gpr[29]) },
2929 { "r30", offsetof(CPUPPCState, gpr[30]) },
2930 { "r31", offsetof(CPUPPCState, gpr[31]) },
2931 /* Floating point registers */
2932 { "f0", offsetof(CPUPPCState, fpr[0]) },
2933 { "f1", offsetof(CPUPPCState, fpr[1]) },
2934 { "f2", offsetof(CPUPPCState, fpr[2]) },
2935 { "f3", offsetof(CPUPPCState, fpr[3]) },
2936 { "f4", offsetof(CPUPPCState, fpr[4]) },
2937 { "f5", offsetof(CPUPPCState, fpr[5]) },
2938 { "f6", offsetof(CPUPPCState, fpr[6]) },
2939 { "f7", offsetof(CPUPPCState, fpr[7]) },
2940 { "f8", offsetof(CPUPPCState, fpr[8]) },
2941 { "f9", offsetof(CPUPPCState, fpr[9]) },
2942 { "f10", offsetof(CPUPPCState, fpr[10]) },
2943 { "f11", offsetof(CPUPPCState, fpr[11]) },
2944 { "f12", offsetof(CPUPPCState, fpr[12]) },
2945 { "f13", offsetof(CPUPPCState, fpr[13]) },
2946 { "f14", offsetof(CPUPPCState, fpr[14]) },
2947 { "f15", offsetof(CPUPPCState, fpr[15]) },
2948 { "f16", offsetof(CPUPPCState, fpr[16]) },
2949 { "f17", offsetof(CPUPPCState, fpr[17]) },
2950 { "f18", offsetof(CPUPPCState, fpr[18]) },
2951 { "f19", offsetof(CPUPPCState, fpr[19]) },
2952 { "f20", offsetof(CPUPPCState, fpr[20]) },
2953 { "f21", offsetof(CPUPPCState, fpr[21]) },
2954 { "f22", offsetof(CPUPPCState, fpr[22]) },
2955 { "f23", offsetof(CPUPPCState, fpr[23]) },
2956 { "f24", offsetof(CPUPPCState, fpr[24]) },
2957 { "f25", offsetof(CPUPPCState, fpr[25]) },
2958 { "f26", offsetof(CPUPPCState, fpr[26]) },
2959 { "f27", offsetof(CPUPPCState, fpr[27]) },
2960 { "f28", offsetof(CPUPPCState, fpr[28]) },
2961 { "f29", offsetof(CPUPPCState, fpr[29]) },
2962 { "f30", offsetof(CPUPPCState, fpr[30]) },
2963 { "f31", offsetof(CPUPPCState, fpr[31]) },
2964 { "fpscr", offsetof(CPUPPCState, fpscr) },
2965 /* Next instruction pointer */
2966 { "nip|pc", offsetof(CPUPPCState, nip) },
2967 { "lr", offsetof(CPUPPCState, lr) },
2968 { "ctr", offsetof(CPUPPCState, ctr) },
2969 { "decr", 0, &monitor_get_decr, },
2970 { "ccr", 0, &monitor_get_ccr, },
2971 /* Machine state register */
2972 { "msr", 0, &monitor_get_msr, },
2973 { "xer", 0, &monitor_get_xer, },
2974 { "tbu", 0, &monitor_get_tbu, },
2975 { "tbl", 0, &monitor_get_tbl, },
2976 /* Segment registers */
2977 { "sdr1", offsetof(CPUPPCState, spr[SPR_SDR1]) },
2978 { "sr0", offsetof(CPUPPCState, sr[0]) },
2979 { "sr1", offsetof(CPUPPCState, sr[1]) },
2980 { "sr2", offsetof(CPUPPCState, sr[2]) },
2981 { "sr3", offsetof(CPUPPCState, sr[3]) },
2982 { "sr4", offsetof(CPUPPCState, sr[4]) },
2983 { "sr5", offsetof(CPUPPCState, sr[5]) },
2984 { "sr6", offsetof(CPUPPCState, sr[6]) },
2985 { "sr7", offsetof(CPUPPCState, sr[7]) },
2986 { "sr8", offsetof(CPUPPCState, sr[8]) },
2987 { "sr9", offsetof(CPUPPCState, sr[9]) },
2988 { "sr10", offsetof(CPUPPCState, sr[10]) },
2989 { "sr11", offsetof(CPUPPCState, sr[11]) },
2990 { "sr12", offsetof(CPUPPCState, sr[12]) },
2991 { "sr13", offsetof(CPUPPCState, sr[13]) },
2992 { "sr14", offsetof(CPUPPCState, sr[14]) },
2993 { "sr15", offsetof(CPUPPCState, sr[15]) },
2994 /* Too lazy to put BATs... */
2995 { "pvr", offsetof(CPUPPCState, spr[SPR_PVR]) },
2996
2997 { "srr0", offsetof(CPUPPCState, spr[SPR_SRR0]) },
2998 { "srr1", offsetof(CPUPPCState, spr[SPR_SRR1]) },
2999 { "sprg0", offsetof(CPUPPCState, spr[SPR_SPRG0]) },
3000 { "sprg1", offsetof(CPUPPCState, spr[SPR_SPRG1]) },
3001 { "sprg2", offsetof(CPUPPCState, spr[SPR_SPRG2]) },
3002 { "sprg3", offsetof(CPUPPCState, spr[SPR_SPRG3]) },
3003 { "sprg4", offsetof(CPUPPCState, spr[SPR_SPRG4]) },
3004 { "sprg5", offsetof(CPUPPCState, spr[SPR_SPRG5]) },
3005 { "sprg6", offsetof(CPUPPCState, spr[SPR_SPRG6]) },
3006 { "sprg7", offsetof(CPUPPCState, spr[SPR_SPRG7]) },
3007 { "pid", offsetof(CPUPPCState, spr[SPR_BOOKE_PID]) },
3008 { "csrr0", offsetof(CPUPPCState, spr[SPR_BOOKE_CSRR0]) },
3009 { "csrr1", offsetof(CPUPPCState, spr[SPR_BOOKE_CSRR1]) },
3010 { "esr", offsetof(CPUPPCState, spr[SPR_BOOKE_ESR]) },
3011 { "dear", offsetof(CPUPPCState, spr[SPR_BOOKE_DEAR]) },
3012 { "mcsr", offsetof(CPUPPCState, spr[SPR_BOOKE_MCSR]) },
3013 { "tsr", offsetof(CPUPPCState, spr[SPR_BOOKE_TSR]) },
3014 { "tcr", offsetof(CPUPPCState, spr[SPR_BOOKE_TCR]) },
3015 { "vrsave", offsetof(CPUPPCState, spr[SPR_VRSAVE]) },
3016 { "pir", offsetof(CPUPPCState, spr[SPR_BOOKE_PIR]) },
3017 { "mcsrr0", offsetof(CPUPPCState, spr[SPR_BOOKE_MCSRR0]) },
3018 { "mcsrr1", offsetof(CPUPPCState, spr[SPR_BOOKE_MCSRR1]) },
3019 { "decar", offsetof(CPUPPCState, spr[SPR_BOOKE_DECAR]) },
3020 { "ivpr", offsetof(CPUPPCState, spr[SPR_BOOKE_IVPR]) },
3021 { "epcr", offsetof(CPUPPCState, spr[SPR_BOOKE_EPCR]) },
3022 { "sprg8", offsetof(CPUPPCState, spr[SPR_BOOKE_SPRG8]) },
3023 { "ivor0", offsetof(CPUPPCState, spr[SPR_BOOKE_IVOR0]) },
3024 { "ivor1", offsetof(CPUPPCState, spr[SPR_BOOKE_IVOR1]) },
3025 { "ivor2", offsetof(CPUPPCState, spr[SPR_BOOKE_IVOR2]) },
3026 { "ivor3", offsetof(CPUPPCState, spr[SPR_BOOKE_IVOR3]) },
3027 { "ivor4", offsetof(CPUPPCState, spr[SPR_BOOKE_IVOR4]) },
3028 { "ivor5", offsetof(CPUPPCState, spr[SPR_BOOKE_IVOR5]) },
3029 { "ivor6", offsetof(CPUPPCState, spr[SPR_BOOKE_IVOR6]) },
3030 { "ivor7", offsetof(CPUPPCState, spr[SPR_BOOKE_IVOR7]) },
3031 { "ivor8", offsetof(CPUPPCState, spr[SPR_BOOKE_IVOR8]) },
3032 { "ivor9", offsetof(CPUPPCState, spr[SPR_BOOKE_IVOR9]) },
3033 { "ivor10", offsetof(CPUPPCState, spr[SPR_BOOKE_IVOR10]) },
3034 { "ivor11", offsetof(CPUPPCState, spr[SPR_BOOKE_IVOR11]) },
3035 { "ivor12", offsetof(CPUPPCState, spr[SPR_BOOKE_IVOR12]) },
3036 { "ivor13", offsetof(CPUPPCState, spr[SPR_BOOKE_IVOR13]) },
3037 { "ivor14", offsetof(CPUPPCState, spr[SPR_BOOKE_IVOR14]) },
3038 { "ivor15", offsetof(CPUPPCState, spr[SPR_BOOKE_IVOR15]) },
3039 { "ivor32", offsetof(CPUPPCState, spr[SPR_BOOKE_IVOR32]) },
3040 { "ivor33", offsetof(CPUPPCState, spr[SPR_BOOKE_IVOR33]) },
3041 { "ivor34", offsetof(CPUPPCState, spr[SPR_BOOKE_IVOR34]) },
3042 { "ivor35", offsetof(CPUPPCState, spr[SPR_BOOKE_IVOR35]) },
3043 { "ivor36", offsetof(CPUPPCState, spr[SPR_BOOKE_IVOR36]) },
3044 { "ivor37", offsetof(CPUPPCState, spr[SPR_BOOKE_IVOR37]) },
3045 { "mas0", offsetof(CPUPPCState, spr[SPR_BOOKE_MAS0]) },
3046 { "mas1", offsetof(CPUPPCState, spr[SPR_BOOKE_MAS1]) },
3047 { "mas2", offsetof(CPUPPCState, spr[SPR_BOOKE_MAS2]) },
3048 { "mas3", offsetof(CPUPPCState, spr[SPR_BOOKE_MAS3]) },
3049 { "mas4", offsetof(CPUPPCState, spr[SPR_BOOKE_MAS4]) },
3050 { "mas6", offsetof(CPUPPCState, spr[SPR_BOOKE_MAS6]) },
3051 { "mas7", offsetof(CPUPPCState, spr[SPR_BOOKE_MAS7]) },
3052 { "mmucfg", offsetof(CPUPPCState, spr[SPR_MMUCFG]) },
3053 { "tlb0cfg", offsetof(CPUPPCState, spr[SPR_BOOKE_TLB0CFG]) },
3054 { "tlb1cfg", offsetof(CPUPPCState, spr[SPR_BOOKE_TLB1CFG]) },
3055 { "epr", offsetof(CPUPPCState, spr[SPR_BOOKE_EPR]) },
3056 { "eplc", offsetof(CPUPPCState, spr[SPR_BOOKE_EPLC]) },
3057 { "epsc", offsetof(CPUPPCState, spr[SPR_BOOKE_EPSC]) },
3058 { "svr", offsetof(CPUPPCState, spr[SPR_E500_SVR]) },
3059 { "mcar", offsetof(CPUPPCState, spr[SPR_Exxx_MCAR]) },
3060 { "pid1", offsetof(CPUPPCState, spr[SPR_BOOKE_PID1]) },
3061 { "pid2", offsetof(CPUPPCState, spr[SPR_BOOKE_PID2]) },
3062 { "hid0", offsetof(CPUPPCState, spr[SPR_HID0]) },
3063
3064 #elif defined(TARGET_SPARC)
3065 { "g0", offsetof(CPUSPARCState, gregs[0]) },
3066 { "g1", offsetof(CPUSPARCState, gregs[1]) },
3067 { "g2", offsetof(CPUSPARCState, gregs[2]) },
3068 { "g3", offsetof(CPUSPARCState, gregs[3]) },
3069 { "g4", offsetof(CPUSPARCState, gregs[4]) },
3070 { "g5", offsetof(CPUSPARCState, gregs[5]) },
3071 { "g6", offsetof(CPUSPARCState, gregs[6]) },
3072 { "g7", offsetof(CPUSPARCState, gregs[7]) },
3073 { "o0", 0, monitor_get_reg },
3074 { "o1", 1, monitor_get_reg },
3075 { "o2", 2, monitor_get_reg },
3076 { "o3", 3, monitor_get_reg },
3077 { "o4", 4, monitor_get_reg },
3078 { "o5", 5, monitor_get_reg },
3079 { "o6", 6, monitor_get_reg },
3080 { "o7", 7, monitor_get_reg },
3081 { "l0", 8, monitor_get_reg },
3082 { "l1", 9, monitor_get_reg },
3083 { "l2", 10, monitor_get_reg },
3084 { "l3", 11, monitor_get_reg },
3085 { "l4", 12, monitor_get_reg },
3086 { "l5", 13, monitor_get_reg },
3087 { "l6", 14, monitor_get_reg },
3088 { "l7", 15, monitor_get_reg },
3089 { "i0", 16, monitor_get_reg },
3090 { "i1", 17, monitor_get_reg },
3091 { "i2", 18, monitor_get_reg },
3092 { "i3", 19, monitor_get_reg },
3093 { "i4", 20, monitor_get_reg },
3094 { "i5", 21, monitor_get_reg },
3095 { "i6", 22, monitor_get_reg },
3096 { "i7", 23, monitor_get_reg },
3097 { "pc", offsetof(CPUSPARCState, pc) },
3098 { "npc", offsetof(CPUSPARCState, npc) },
3099 { "y", offsetof(CPUSPARCState, y) },
3100 #ifndef TARGET_SPARC64
3101 { "psr", 0, &monitor_get_psr, },
3102 { "wim", offsetof(CPUSPARCState, wim) },
3103 #endif
3104 { "tbr", offsetof(CPUSPARCState, tbr) },
3105 { "fsr", offsetof(CPUSPARCState, fsr) },
3106 { "f0", offsetof(CPUSPARCState, fpr[0].l.upper) },
3107 { "f1", offsetof(CPUSPARCState, fpr[0].l.lower) },
3108 { "f2", offsetof(CPUSPARCState, fpr[1].l.upper) },
3109 { "f3", offsetof(CPUSPARCState, fpr[1].l.lower) },
3110 { "f4", offsetof(CPUSPARCState, fpr[2].l.upper) },
3111 { "f5", offsetof(CPUSPARCState, fpr[2].l.lower) },
3112 { "f6", offsetof(CPUSPARCState, fpr[3].l.upper) },
3113 { "f7", offsetof(CPUSPARCState, fpr[3].l.lower) },
3114 { "f8", offsetof(CPUSPARCState, fpr[4].l.upper) },
3115 { "f9", offsetof(CPUSPARCState, fpr[4].l.lower) },
3116 { "f10", offsetof(CPUSPARCState, fpr[5].l.upper) },
3117 { "f11", offsetof(CPUSPARCState, fpr[5].l.lower) },
3118 { "f12", offsetof(CPUSPARCState, fpr[6].l.upper) },
3119 { "f13", offsetof(CPUSPARCState, fpr[6].l.lower) },
3120 { "f14", offsetof(CPUSPARCState, fpr[7].l.upper) },
3121 { "f15", offsetof(CPUSPARCState, fpr[7].l.lower) },
3122 { "f16", offsetof(CPUSPARCState, fpr[8].l.upper) },
3123 { "f17", offsetof(CPUSPARCState, fpr[8].l.lower) },
3124 { "f18", offsetof(CPUSPARCState, fpr[9].l.upper) },
3125 { "f19", offsetof(CPUSPARCState, fpr[9].l.lower) },
3126 { "f20", offsetof(CPUSPARCState, fpr[10].l.upper) },
3127 { "f21", offsetof(CPUSPARCState, fpr[10].l.lower) },
3128 { "f22", offsetof(CPUSPARCState, fpr[11].l.upper) },
3129 { "f23", offsetof(CPUSPARCState, fpr[11].l.lower) },
3130 { "f24", offsetof(CPUSPARCState, fpr[12].l.upper) },
3131 { "f25", offsetof(CPUSPARCState, fpr[12].l.lower) },
3132 { "f26", offsetof(CPUSPARCState, fpr[13].l.upper) },
3133 { "f27", offsetof(CPUSPARCState, fpr[13].l.lower) },
3134 { "f28", offsetof(CPUSPARCState, fpr[14].l.upper) },
3135 { "f29", offsetof(CPUSPARCState, fpr[14].l.lower) },
3136 { "f30", offsetof(CPUSPARCState, fpr[15].l.upper) },
3137 { "f31", offsetof(CPUSPARCState, fpr[15].l.lower) },
3138 #ifdef TARGET_SPARC64
3139 { "f32", offsetof(CPUSPARCState, fpr[16]) },
3140 { "f34", offsetof(CPUSPARCState, fpr[17]) },
3141 { "f36", offsetof(CPUSPARCState, fpr[18]) },
3142 { "f38", offsetof(CPUSPARCState, fpr[19]) },
3143 { "f40", offsetof(CPUSPARCState, fpr[20]) },
3144 { "f42", offsetof(CPUSPARCState, fpr[21]) },
3145 { "f44", offsetof(CPUSPARCState, fpr[22]) },
3146 { "f46", offsetof(CPUSPARCState, fpr[23]) },
3147 { "f48", offsetof(CPUSPARCState, fpr[24]) },
3148 { "f50", offsetof(CPUSPARCState, fpr[25]) },
3149 { "f52", offsetof(CPUSPARCState, fpr[26]) },
3150 { "f54", offsetof(CPUSPARCState, fpr[27]) },
3151 { "f56", offsetof(CPUSPARCState, fpr[28]) },
3152 { "f58", offsetof(CPUSPARCState, fpr[29]) },
3153 { "f60", offsetof(CPUSPARCState, fpr[30]) },
3154 { "f62", offsetof(CPUSPARCState, fpr[31]) },
3155 { "asi", offsetof(CPUSPARCState, asi) },
3156 { "pstate", offsetof(CPUSPARCState, pstate) },
3157 { "cansave", offsetof(CPUSPARCState, cansave) },
3158 { "canrestore", offsetof(CPUSPARCState, canrestore) },
3159 { "otherwin", offsetof(CPUSPARCState, otherwin) },
3160 { "wstate", offsetof(CPUSPARCState, wstate) },
3161 { "cleanwin", offsetof(CPUSPARCState, cleanwin) },
3162 { "fprs", offsetof(CPUSPARCState, fprs) },
3163 #endif
3164 #endif
3165 { NULL },
3166 };
3167
3168 static void expr_error(Monitor *mon, const char *msg)
3169 {
3170 monitor_printf(mon, "%s\n", msg);
3171 siglongjmp(expr_env, 1);
3172 }
3173
3174 /* return 0 if OK, -1 if not found */
3175 static int get_monitor_def(target_long *pval, const char *name)
3176 {
3177 const MonitorDef *md;
3178 void *ptr;
3179
3180 for(md = monitor_defs; md->name != NULL; md++) {
3181 if (compare_cmd(name, md->name)) {
3182 if (md->get_value) {
3183 *pval = md->get_value(md, md->offset);
3184 } else {
3185 CPUArchState *env = mon_get_cpu();
3186 ptr = (uint8_t *)env + md->offset;
3187 switch(md->type) {
3188 case MD_I32:
3189 *pval = *(int32_t *)ptr;
3190 break;
3191 case MD_TLONG:
3192 *pval = *(target_long *)ptr;
3193 break;
3194 default:
3195 *pval = 0;
3196 break;
3197 }
3198 }
3199 return 0;
3200 }
3201 }
3202 return -1;
3203 }
3204
3205 static void next(void)
3206 {
3207 if (*pch != '\0') {
3208 pch++;
3209 while (qemu_isspace(*pch))
3210 pch++;
3211 }
3212 }
3213
3214 static int64_t expr_sum(Monitor *mon);
3215
3216 static int64_t expr_unary(Monitor *mon)
3217 {
3218 int64_t n;
3219 char *p;
3220 int ret;
3221
3222 switch(*pch) {
3223 case '+':
3224 next();
3225 n = expr_unary(mon);
3226 break;
3227 case '-':
3228 next();
3229 n = -expr_unary(mon);
3230 break;
3231 case '~':
3232 next();
3233 n = ~expr_unary(mon);
3234 break;
3235 case '(':
3236 next();
3237 n = expr_sum(mon);
3238 if (*pch != ')') {
3239 expr_error(mon, "')' expected");
3240 }
3241 next();
3242 break;
3243 case '\'':
3244 pch++;
3245 if (*pch == '\0')
3246 expr_error(mon, "character constant expected");
3247 n = *pch;
3248 pch++;
3249 if (*pch != '\'')
3250 expr_error(mon, "missing terminating \' character");
3251 next();
3252 break;
3253 case '$':
3254 {
3255 char buf[128], *q;
3256 target_long reg=0;
3257
3258 pch++;
3259 q = buf;
3260 while ((*pch >= 'a' && *pch <= 'z') ||
3261 (*pch >= 'A' && *pch <= 'Z') ||
3262 (*pch >= '0' && *pch <= '9') ||
3263 *pch == '_' || *pch == '.') {
3264 if ((q - buf) < sizeof(buf) - 1)
3265 *q++ = *pch;
3266 pch++;
3267 }
3268 while (qemu_isspace(*pch))
3269 pch++;
3270 *q = 0;
3271 ret = get_monitor_def(&reg, buf);
3272 if (ret < 0)
3273 expr_error(mon, "unknown register");
3274 n = reg;
3275 }
3276 break;
3277 case '\0':
3278 expr_error(mon, "unexpected end of expression");
3279 n = 0;
3280 break;
3281 default:
3282 errno = 0;
3283 n = strtoull(pch, &p, 0);
3284 if (errno == ERANGE) {
3285 expr_error(mon, "number too large");
3286 }
3287 if (pch == p) {
3288 expr_error(mon, "invalid char in expression");
3289 }
3290 pch = p;
3291 while (qemu_isspace(*pch))
3292 pch++;
3293 break;
3294 }
3295 return n;
3296 }
3297
3298
3299 static int64_t expr_prod(Monitor *mon)
3300 {
3301 int64_t val, val2;
3302 int op;
3303
3304 val = expr_unary(mon);
3305 for(;;) {
3306 op = *pch;
3307 if (op != '*' && op != '/' && op != '%')
3308 break;
3309 next();
3310 val2 = expr_unary(mon);
3311 switch(op) {
3312 default:
3313 case '*':
3314 val *= val2;
3315 break;
3316 case '/':
3317 case '%':
3318 if (val2 == 0)
3319 expr_error(mon, "division by zero");
3320 if (op == '/')
3321 val /= val2;
3322 else
3323 val %= val2;
3324 break;
3325 }
3326 }
3327 return val;
3328 }
3329
3330 static int64_t expr_logic(Monitor *mon)
3331 {
3332 int64_t val, val2;
3333 int op;
3334
3335 val = expr_prod(mon);
3336 for(;;) {
3337 op = *pch;
3338 if (op != '&' && op != '|' && op != '^')
3339 break;
3340 next();
3341 val2 = expr_prod(mon);
3342 switch(op) {
3343 default:
3344 case '&':
3345 val &= val2;
3346 break;
3347 case '|':
3348 val |= val2;
3349 break;
3350 case '^':
3351 val ^= val2;
3352 break;
3353 }
3354 }
3355 return val;
3356 }
3357
3358 static int64_t expr_sum(Monitor *mon)
3359 {
3360 int64_t val, val2;
3361 int op;
3362
3363 val = expr_logic(mon);
3364 for(;;) {
3365 op = *pch;
3366 if (op != '+' && op != '-')
3367 break;
3368 next();
3369 val2 = expr_logic(mon);
3370 if (op == '+')
3371 val += val2;
3372 else
3373 val -= val2;
3374 }
3375 return val;
3376 }
3377
3378 static int get_expr(Monitor *mon, int64_t *pval, const char **pp)
3379 {
3380 pch = *pp;
3381 if (sigsetjmp(expr_env, 0)) {
3382 *pp = pch;
3383 return -1;
3384 }
3385 while (qemu_isspace(*pch))
3386 pch++;
3387 *pval = expr_sum(mon);
3388 *pp = pch;
3389 return 0;
3390 }
3391
3392 static int get_double(Monitor *mon, double *pval, const char **pp)
3393 {
3394 const char *p = *pp;
3395 char *tailp;
3396 double d;
3397
3398 d = strtod(p, &tailp);
3399 if (tailp == p) {
3400 monitor_printf(mon, "Number expected\n");
3401 return -1;
3402 }
3403 if (d != d || d - d != 0) {
3404 /* NaN or infinity */
3405 monitor_printf(mon, "Bad number\n");
3406 return -1;
3407 }
3408 *pval = d;
3409 *pp = tailp;
3410 return 0;
3411 }
3412
3413 static int get_str(char *buf, int buf_size, const char **pp)
3414 {
3415 const char *p;
3416 char *q;
3417 int c;
3418
3419 q = buf;
3420 p = *pp;
3421 while (qemu_isspace(*p))
3422 p++;
3423 if (*p == '\0') {
3424 fail:
3425 *q = '\0';
3426 *pp = p;
3427 return -1;
3428 }
3429 if (*p == '\"') {
3430 p++;
3431 while (*p != '\0' && *p != '\"') {
3432 if (*p == '\\') {
3433 p++;
3434 c = *p++;
3435 switch(c) {
3436 case 'n':
3437 c = '\n';
3438 break;
3439 case 'r':
3440 c = '\r';
3441 break;
3442 case '\\':
3443 case '\'':
3444 case '\"':
3445 break;
3446 default:
3447 qemu_printf("unsupported escape code: '\\%c'\n", c);
3448 goto fail;
3449 }
3450 if ((q - buf) < buf_size - 1) {
3451 *q++ = c;
3452 }
3453 } else {
3454 if ((q - buf) < buf_size - 1) {
3455 *q++ = *p;
3456 }
3457 p++;
3458 }
3459 }
3460 if (*p != '\"') {
3461 qemu_printf("unterminated string\n");
3462 goto fail;
3463 }
3464 p++;
3465 } else {
3466 while (*p != '\0' && !qemu_isspace(*p)) {
3467 if ((q - buf) < buf_size - 1) {
3468 *q++ = *p;
3469 }
3470 p++;
3471 }
3472 }
3473 *q = '\0';
3474 *pp = p;
3475 return 0;
3476 }
3477
3478 /*
3479 * Store the command-name in cmdname, and return a pointer to
3480 * the remaining of the command string.
3481 */
3482 static const char *get_command_name(const char *cmdline,
3483 char *cmdname, size_t nlen)
3484 {
3485 size_t len;
3486 const char *p, *pstart;
3487
3488 p = cmdline;
3489 while (qemu_isspace(*p))
3490 p++;
3491 if (*p == '\0')
3492 return NULL;
3493 pstart = p;
3494 while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
3495 p++;
3496 len = p - pstart;
3497 if (len > nlen - 1)
3498 len = nlen - 1;
3499 memcpy(cmdname, pstart, len);
3500 cmdname[len] = '\0';
3501 return p;
3502 }
3503
3504 /**
3505 * Read key of 'type' into 'key' and return the current
3506 * 'type' pointer.
3507 */
3508 static char *key_get_info(const char *type, char **key)
3509 {
3510 size_t len;
3511 char *p, *str;
3512
3513 if (*type == ',')
3514 type++;
3515
3516 p = strchr(type, ':');
3517 if (!p) {
3518 *key = NULL;
3519 return NULL;
3520 }
3521 len = p - type;
3522
3523 str = g_malloc(len + 1);
3524 memcpy(str, type, len);
3525 str[len] = '\0';
3526
3527 *key = str;
3528 return ++p;
3529 }
3530
3531 static int default_fmt_format = 'x';
3532 static int default_fmt_size = 4;
3533
3534 #define MAX_ARGS 16
3535
3536 static int is_valid_option(const char *c, const char *typestr)
3537 {
3538 char option[3];
3539
3540 option[0] = '-';
3541 option[1] = *c;
3542 option[2] = '\0';
3543
3544 typestr = strstr(typestr, option);
3545 return (typestr != NULL);
3546 }
3547
3548 static const mon_cmd_t *search_dispatch_table(const mon_cmd_t *disp_table,
3549 const char *cmdname)
3550 {
3551 const mon_cmd_t *cmd;
3552
3553 for (cmd = disp_table; cmd->name != NULL; cmd++) {
3554 if (compare_cmd(cmdname, cmd->name)) {
3555 return cmd;
3556 }
3557 }
3558
3559 return NULL;
3560 }
3561
3562 static const mon_cmd_t *qmp_find_cmd(const char *cmdname)
3563 {
3564 return search_dispatch_table(qmp_cmds, cmdname);
3565 }
3566
3567 /*
3568 * Parse @cmdline according to command table @table.
3569 * If @cmdline is blank, return NULL.
3570 * If it can't be parsed, report to @mon, and return NULL.
3571 * Else, insert command arguments into @qdict, and return the command.
3572 * If a sub-command table exists, and if @cmdline contains an additional string
3573 * for a sub-command, this function will try to search the sub-command table.
3574 * If no additional string for a sub-command is present, this function will
3575 * return the command found in @table.
3576 * Do not assume the returned command points into @table! It doesn't
3577 * when the command is a sub-command.
3578 */
3579 static const mon_cmd_t *monitor_parse_command(Monitor *mon,
3580 const char *cmdline,
3581 int start,
3582 mon_cmd_t *table,
3583 QDict *qdict)
3584 {
3585 const char *p, *typestr;
3586 int c;
3587 const mon_cmd_t *cmd;
3588 char cmdname[256];
3589 char buf[1024];
3590 char *key;
3591
3592 #ifdef DEBUG
3593 monitor_printf(mon, "command='%s', start='%d'\n", cmdline, start);
3594 #endif
3595
3596 /* extract the command name */
3597 p = get_command_name(cmdline + start, cmdname, sizeof(cmdname));
3598 if (!p)
3599 return NULL;
3600
3601 cmd = search_dispatch_table(table, cmdname);
3602 if (!cmd) {
3603 monitor_printf(mon, "unknown command: '%.*s'\n"