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1HXCOMM Use DEFHEADING() to define headings in both help text and texi
2HXCOMM Text between STEXI and ETEXI are copied to texi version and
3HXCOMM discarded from C version
4HXCOMM DEF(command, args, callback, arg_string, help) is used to construct
5HXCOMM monitor commands
6HXCOMM HXCOMM can be used for comments, discarded from both texi and C
7
8STEXI
9@table @option
10ETEXI
11
12 {
13 .name = "help|?",
14 .args_type = "name:s?",
15 .params = "[cmd]",
16 .help = "show the help",
17 .mhandler.cmd = do_help_cmd,
18 },
19
20STEXI
21@item help or ? [@var{cmd}]
22@findex help
23Show the help for all commands or just for command @var{cmd}.
24ETEXI
25
26 {
27 .name = "commit",
28 .args_type = "device:B",
29 .params = "device|all",
30 .help = "commit changes to the disk images (if -snapshot is used) or backing files",
31 .mhandler.cmd = do_commit,
32 },
33
34STEXI
35@item commit
36@findex commit
37Commit changes to the disk images (if -snapshot is used) or backing files.
38ETEXI
39
40 {
41 .name = "q|quit",
42 .args_type = "",
43 .params = "",
44 .help = "quit the emulator",
45 .user_print = monitor_user_noop,
46 .mhandler.cmd = hmp_quit,
47 },
48
49STEXI
50@item q or quit
51@findex quit
52Quit the emulator.
53ETEXI
54
55 {
56 .name = "block_resize",
57 .args_type = "device:B,size:o",
58 .params = "device size",
59 .help = "resize a block image",
60 .mhandler.cmd = hmp_block_resize,
61 },
62
63STEXI
64@item block_resize
65@findex block_resize
66Resize a block image while a guest is running. Usually requires guest
67action to see the updated size. Resize to a lower size is supported,
68but should be used with extreme caution. Note that this command only
69resizes image files, it can not resize block devices like LVM volumes.
70ETEXI
71
72
73 {
74 .name = "eject",
75 .args_type = "force:-f,device:B",
76 .params = "[-f] device",
77 .help = "eject a removable medium (use -f to force it)",
78 .user_print = monitor_user_noop,
79 .mhandler.cmd_new = do_eject,
80 },
81
82STEXI
83@item eject [-f] @var{device}
84@findex eject
85Eject a removable medium (use -f to force it).
86ETEXI
87
88 {
89 .name = "drive_del",
90 .args_type = "id:s",
91 .params = "device",
92 .help = "remove host block device",
93 .user_print = monitor_user_noop,
94 .mhandler.cmd_new = do_drive_del,
95 },
96
97STEXI
98@item drive_del @var{device}
99@findex drive_del
100Remove host block device. The result is that guest generated IO is no longer
101submitted against the host device underlying the disk. Once a drive has
102been deleted, the QEMU Block layer returns -EIO which results in IO
103errors in the guest for applications that are reading/writing to the device.
104ETEXI
105
106 {
107 .name = "change",
108 .args_type = "device:B,target:F,arg:s?",
109 .params = "device filename [format]",
110 .help = "change a removable medium, optional format",
111 .user_print = monitor_user_noop,
112 .mhandler.cmd_new = do_change,
113 },
114
115STEXI
116@item change @var{device} @var{setting}
117@findex change
118
119Change the configuration of a device.
120
121@table @option
122@item change @var{diskdevice} @var{filename} [@var{format}]
123Change the medium for a removable disk device to point to @var{filename}. eg
124
125@example
126(qemu) change ide1-cd0 /path/to/some.iso
127@end example
128
129@var{format} is optional.
130
131@item change vnc @var{display},@var{options}
132Change the configuration of the VNC server. The valid syntax for @var{display}
133and @var{options} are described at @ref{sec_invocation}. eg
134
135@example
136(qemu) change vnc localhost:1
137@end example
138
139@item change vnc password [@var{password}]
140
141Change the password associated with the VNC server. If the new password is not
142supplied, the monitor will prompt for it to be entered. VNC passwords are only
143significant up to 8 letters. eg
144
145@example
146(qemu) change vnc password
147Password: ********
148@end example
149
150@end table
151ETEXI
152
153 {
154 .name = "screendump",
155 .args_type = "filename:F",
156 .params = "filename",
157 .help = "save screen into PPM image 'filename'",
158 .user_print = monitor_user_noop,
159 .mhandler.cmd_new = do_screen_dump,
160 },
161
162STEXI
163@item screendump @var{filename}
164@findex screendump
165Save screen into PPM image @var{filename}.
166ETEXI
167
168 {
169 .name = "logfile",
170 .args_type = "filename:F",
171 .params = "filename",
172 .help = "output logs to 'filename'",
173 .mhandler.cmd = do_logfile,
174 },
175
176STEXI
177@item logfile @var{filename}
178@findex logfile
179Output logs to @var{filename}.
180ETEXI
181
182 {
183 .name = "trace-event",
184 .args_type = "name:s,option:b",
185 .params = "name on|off",
186 .help = "changes status of a specific trace event",
187 .mhandler.cmd = do_trace_event_set_state,
188 },
189
190STEXI
191@item trace-event
192@findex trace-event
193changes status of a trace event
194ETEXI
195
196#if defined(CONFIG_TRACE_SIMPLE)
197 {
198 .name = "trace-file",
199 .args_type = "op:s?,arg:F?",
200 .params = "on|off|flush|set [arg]",
201 .help = "open, close, or flush trace file, or set a new file name",
202 .mhandler.cmd = do_trace_file,
203 },
204
205STEXI
206@item trace-file on|off|flush
207@findex trace-file
208Open, close, or flush the trace file. If no argument is given, the status of the trace file is displayed.
209ETEXI
210#endif
211
212 {
213 .name = "log",
214 .args_type = "items:s",
215 .params = "item1[,...]",
216 .help = "activate logging of the specified items to '/tmp/qemu.log'",
217 .mhandler.cmd = do_log,
218 },
219
220STEXI
221@item log @var{item1}[,...]
222@findex log
223Activate logging of the specified items to @file{/tmp/qemu.log}.
224ETEXI
225
226 {
227 .name = "savevm",
228 .args_type = "name:s?",
229 .params = "[tag|id]",
230 .help = "save a VM snapshot. If no tag or id are provided, a new snapshot is created",
231 .mhandler.cmd = do_savevm,
232 },
233
234STEXI
235@item savevm [@var{tag}|@var{id}]
236@findex savevm
237Create a snapshot of the whole virtual machine. If @var{tag} is
238provided, it is used as human readable identifier. If there is already
239a snapshot with the same tag or ID, it is replaced. More info at
240@ref{vm_snapshots}.
241ETEXI
242
243 {
244 .name = "loadvm",
245 .args_type = "name:s",
246 .params = "tag|id",
247 .help = "restore a VM snapshot from its tag or id",
248 .mhandler.cmd = do_loadvm,
249 },
250
251STEXI
252@item loadvm @var{tag}|@var{id}
253@findex loadvm
254Set the whole virtual machine to the snapshot identified by the tag
255@var{tag} or the unique snapshot ID @var{id}.
256ETEXI
257
258 {
259 .name = "delvm",
260 .args_type = "name:s",
261 .params = "tag|id",
262 .help = "delete a VM snapshot from its tag or id",
263 .mhandler.cmd = do_delvm,
264 },
265
266STEXI
267@item delvm @var{tag}|@var{id}
268@findex delvm
269Delete the snapshot identified by @var{tag} or @var{id}.
270ETEXI
271
272 {
273 .name = "singlestep",
274 .args_type = "option:s?",
275 .params = "[on|off]",
276 .help = "run emulation in singlestep mode or switch to normal mode",
277 .mhandler.cmd = do_singlestep,
278 },
279
280STEXI
281@item singlestep [off]
282@findex singlestep
283Run the emulation in single step mode.
284If called with option off, the emulation returns to normal mode.
285ETEXI
286
287 {
288 .name = "stop",
289 .args_type = "",
290 .params = "",
291 .help = "stop emulation",
292 .mhandler.cmd = hmp_stop,
293 },
294
295STEXI
296@item stop
297@findex stop
298Stop emulation.
299ETEXI
300
301 {
302 .name = "c|cont",
303 .args_type = "",
304 .params = "",
305 .help = "resume emulation",
306 .mhandler.cmd = hmp_cont,
307 },
308
309STEXI
310@item c or cont
311@findex cont
312Resume emulation.
313ETEXI
314
315 {
316 .name = "gdbserver",
317 .args_type = "device:s?",
318 .params = "[device]",
319 .help = "start gdbserver on given device (default 'tcp::1234'), stop with 'none'",
320 .mhandler.cmd = do_gdbserver,
321 },
322
323STEXI
324@item gdbserver [@var{port}]
325@findex gdbserver
326Start gdbserver session (default @var{port}=1234)
327ETEXI
328
329 {
330 .name = "x",
331 .args_type = "fmt:/,addr:l",
332 .params = "/fmt addr",
333 .help = "virtual memory dump starting at 'addr'",
334 .mhandler.cmd = do_memory_dump,
335 },
336
337STEXI
338@item x/fmt @var{addr}
339@findex x
340Virtual memory dump starting at @var{addr}.
341ETEXI
342
343 {
344 .name = "xp",
345 .args_type = "fmt:/,addr:l",
346 .params = "/fmt addr",
347 .help = "physical memory dump starting at 'addr'",
348 .mhandler.cmd = do_physical_memory_dump,
349 },
350
351STEXI
352@item xp /@var{fmt} @var{addr}
353@findex xp
354Physical memory dump starting at @var{addr}.
355
356@var{fmt} is a format which tells the command how to format the
357data. Its syntax is: @option{/@{count@}@{format@}@{size@}}
358
359@table @var
360@item count
361is the number of items to be dumped.
362
363@item format
364can be x (hex), d (signed decimal), u (unsigned decimal), o (octal),
365c (char) or i (asm instruction).
366
367@item size
368can be b (8 bits), h (16 bits), w (32 bits) or g (64 bits). On x86,
369@code{h} or @code{w} can be specified with the @code{i} format to
370respectively select 16 or 32 bit code instruction size.
371
372@end table
373
374Examples:
375@itemize
376@item
377Dump 10 instructions at the current instruction pointer:
378@example
379(qemu) x/10i $eip
3800x90107063: ret
3810x90107064: sti
3820x90107065: lea 0x0(%esi,1),%esi
3830x90107069: lea 0x0(%edi,1),%edi
3840x90107070: ret
3850x90107071: jmp 0x90107080
3860x90107073: nop
3870x90107074: nop
3880x90107075: nop
3890x90107076: nop
390@end example
391
392@item
393Dump 80 16 bit values at the start of the video memory.
394@smallexample
395(qemu) xp/80hx 0xb8000
3960x000b8000: 0x0b50 0x0b6c 0x0b65 0x0b78 0x0b38 0x0b36 0x0b2f 0x0b42
3970x000b8010: 0x0b6f 0x0b63 0x0b68 0x0b73 0x0b20 0x0b56 0x0b47 0x0b41
3980x000b8020: 0x0b42 0x0b69 0x0b6f 0x0b73 0x0b20 0x0b63 0x0b75 0x0b72
3990x000b8030: 0x0b72 0x0b65 0x0b6e 0x0b74 0x0b2d 0x0b63 0x0b76 0x0b73
4000x000b8040: 0x0b20 0x0b30 0x0b35 0x0b20 0x0b4e 0x0b6f 0x0b76 0x0b20
4010x000b8050: 0x0b32 0x0b30 0x0b30 0x0b33 0x0720 0x0720 0x0720 0x0720
4020x000b8060: 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720
4030x000b8070: 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720
4040x000b8080: 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720
4050x000b8090: 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720
406@end smallexample
407@end itemize
408ETEXI
409
410 {
411 .name = "p|print",
412 .args_type = "fmt:/,val:l",
413 .params = "/fmt expr",
414 .help = "print expression value (use $reg for CPU register access)",
415 .mhandler.cmd = do_print,
416 },
417
418STEXI
419@item p or print/@var{fmt} @var{expr}
420@findex print
421
422Print expression value. Only the @var{format} part of @var{fmt} is
423used.
424ETEXI
425
426 {
427 .name = "i",
428 .args_type = "fmt:/,addr:i,index:i.",
429 .params = "/fmt addr",
430 .help = "I/O port read",
431 .mhandler.cmd = do_ioport_read,
432 },
433
434STEXI
435Read I/O port.
436ETEXI
437
438 {
439 .name = "o",
440 .args_type = "fmt:/,addr:i,val:i",
441 .params = "/fmt addr value",
442 .help = "I/O port write",
443 .mhandler.cmd = do_ioport_write,
444 },
445
446STEXI
447Write to I/O port.
448ETEXI
449
450 {
451 .name = "sendkey",
452 .args_type = "string:s,hold_time:i?",
453 .params = "keys [hold_ms]",
454 .help = "send keys to the VM (e.g. 'sendkey ctrl-alt-f1', default hold time=100 ms)",
455 .mhandler.cmd = do_sendkey,
456 },
457
458STEXI
459@item sendkey @var{keys}
460@findex sendkey
461
462Send @var{keys} to the emulator. @var{keys} could be the name of the
463key or @code{#} followed by the raw value in either decimal or hexadecimal
464format. Use @code{-} to press several keys simultaneously. Example:
465@example
466sendkey ctrl-alt-f1
467@end example
468
469This command is useful to send keys that your graphical user interface
470intercepts at low level, such as @code{ctrl-alt-f1} in X Window.
471ETEXI
472
473 {
474 .name = "system_reset",
475 .args_type = "",
476 .params = "",
477 .help = "reset the system",
478 .mhandler.cmd = hmp_system_reset,
479 },
480
481STEXI
482@item system_reset
483@findex system_reset
484
485Reset the system.
486ETEXI
487
488 {
489 .name = "system_powerdown",
490 .args_type = "",
491 .params = "",
492 .help = "send system power down event",
493 .mhandler.cmd = hmp_system_powerdown,
494 },
495
496STEXI
497@item system_powerdown
498@findex system_powerdown
499
500Power down the system (if supported).
501ETEXI
502
503 {
504 .name = "sum",
505 .args_type = "start:i,size:i",
506 .params = "addr size",
507 .help = "compute the checksum of a memory region",
508 .mhandler.cmd = do_sum,
509 },
510
511STEXI
512@item sum @var{addr} @var{size}
513@findex sum
514
515Compute the checksum of a memory region.
516ETEXI
517
518 {
519 .name = "usb_add",
520 .args_type = "devname:s",
521 .params = "device",
522 .help = "add USB device (e.g. 'host:bus.addr' or 'host:vendor_id:product_id')",
523 .mhandler.cmd = do_usb_add,
524 },
525
526STEXI
527@item usb_add @var{devname}
528@findex usb_add
529
530Add the USB device @var{devname}. For details of available devices see
531@ref{usb_devices}
532ETEXI
533
534 {
535 .name = "usb_del",
536 .args_type = "devname:s",
537 .params = "device",
538 .help = "remove USB device 'bus.addr'",
539 .mhandler.cmd = do_usb_del,
540 },
541
542STEXI
543@item usb_del @var{devname}
544@findex usb_del
545
546Remove the USB device @var{devname} from the QEMU virtual USB
547hub. @var{devname} has the syntax @code{bus.addr}. Use the monitor
548command @code{info usb} to see the devices you can remove.
549ETEXI
550
551 {
552 .name = "device_add",
553 .args_type = "device:O",
554 .params = "driver[,prop=value][,...]",
555 .help = "add device, like -device on the command line",
556 .user_print = monitor_user_noop,
557 .mhandler.cmd_new = do_device_add,
558 },
559
560STEXI
561@item device_add @var{config}
562@findex device_add
563
564Add device.
565ETEXI
566
567 {
568 .name = "device_del",
569 .args_type = "id:s",
570 .params = "device",
571 .help = "remove device",
572 .user_print = monitor_user_noop,
573 .mhandler.cmd_new = do_device_del,
574 },
575
576STEXI
577@item device_del @var{id}
578@findex device_del
579
580Remove device @var{id}.
581ETEXI
582
583 {
584 .name = "cpu",
585 .args_type = "index:i",
586 .params = "index",
587 .help = "set the default CPU",
588 .mhandler.cmd = hmp_cpu,
589 },
590
591STEXI
592@item cpu @var{index}
593@findex cpu
594Set the default CPU.
595ETEXI
596
597 {
598 .name = "mouse_move",
599 .args_type = "dx_str:s,dy_str:s,dz_str:s?",
600 .params = "dx dy [dz]",
601 .help = "send mouse move events",
602 .mhandler.cmd = do_mouse_move,
603 },
604
605STEXI
606@item mouse_move @var{dx} @var{dy} [@var{dz}]
607@findex mouse_move
608Move the active mouse to the specified coordinates @var{dx} @var{dy}
609with optional scroll axis @var{dz}.
610ETEXI
611
612 {
613 .name = "mouse_button",
614 .args_type = "button_state:i",
615 .params = "state",
616 .help = "change mouse button state (1=L, 2=M, 4=R)",
617 .mhandler.cmd = do_mouse_button,
618 },
619
620STEXI
621@item mouse_button @var{val}
622@findex mouse_button
623Change the active mouse button state @var{val} (1=L, 2=M, 4=R).
624ETEXI
625
626 {
627 .name = "mouse_set",
628 .args_type = "index:i",
629 .params = "index",
630 .help = "set which mouse device receives events",
631 .mhandler.cmd = do_mouse_set,
632 },
633
634STEXI
635@item mouse_set @var{index}
636@findex mouse_set
637Set which mouse device receives events at given @var{index}, index
638can be obtained with
639@example
640info mice
641@end example
642ETEXI
643
644#ifdef HAS_AUDIO
645 {
646 .name = "wavcapture",
647 .args_type = "path:F,freq:i?,bits:i?,nchannels:i?",
648 .params = "path [frequency [bits [channels]]]",
649 .help = "capture audio to a wave file (default frequency=44100 bits=16 channels=2)",
650 .mhandler.cmd = do_wav_capture,
651 },
652#endif
653STEXI
654@item wavcapture @var{filename} [@var{frequency} [@var{bits} [@var{channels}]]]
655@findex wavcapture
656Capture audio into @var{filename}. Using sample rate @var{frequency}
657bits per sample @var{bits} and number of channels @var{channels}.
658
659Defaults:
660@itemize @minus
661@item Sample rate = 44100 Hz - CD quality
662@item Bits = 16
663@item Number of channels = 2 - Stereo
664@end itemize
665ETEXI
666
667#ifdef HAS_AUDIO
668 {
669 .name = "stopcapture",
670 .args_type = "n:i",
671 .params = "capture index",
672 .help = "stop capture",
673 .mhandler.cmd = do_stop_capture,
674 },
675#endif
676STEXI
677@item stopcapture @var{index}
678@findex stopcapture
679Stop capture with a given @var{index}, index can be obtained with
680@example
681info capture
682@end example
683ETEXI
684
685 {
686 .name = "memsave",
687 .args_type = "val:l,size:i,filename:s",
688 .params = "addr size file",
689 .help = "save to disk virtual memory dump starting at 'addr' of size 'size'",
690 .mhandler.cmd = hmp_memsave,
691 },
692
693STEXI
694@item memsave @var{addr} @var{size} @var{file}
695@findex memsave
696save to disk virtual memory dump starting at @var{addr} of size @var{size}.
697ETEXI
698
699 {
700 .name = "pmemsave",
701 .args_type = "val:l,size:i,filename:s",
702 .params = "addr size file",
703 .help = "save to disk physical memory dump starting at 'addr' of size 'size'",
704 .mhandler.cmd = hmp_pmemsave,
705 },
706
707STEXI
708@item pmemsave @var{addr} @var{size} @var{file}
709@findex pmemsave
710save to disk physical memory dump starting at @var{addr} of size @var{size}.
711ETEXI
712
713 {
714 .name = "boot_set",
715 .args_type = "bootdevice:s",
716 .params = "bootdevice",
717 .help = "define new values for the boot device list",
718 .mhandler.cmd = do_boot_set,
719 },
720
721STEXI
722@item boot_set @var{bootdevicelist}
723@findex boot_set
724
725Define new values for the boot device list. Those values will override
726the values specified on the command line through the @code{-boot} option.
727
728The values that can be specified here depend on the machine type, but are
729the same that can be specified in the @code{-boot} command line option.
730ETEXI
731
732#if defined(TARGET_I386)
733 {
734 .name = "nmi",
735 .args_type = "",
736 .params = "",
737 .help = "inject an NMI on all guest's CPUs",
738 .mhandler.cmd = hmp_inject_nmi,
739 },
740#endif
741STEXI
742@item nmi @var{cpu}
743@findex nmi
744Inject an NMI on the given CPU (x86 only).
745ETEXI
746
747 {
748 .name = "migrate",
749 .args_type = "detach:-d,blk:-b,inc:-i,uri:s",
750 .params = "[-d] [-b] [-i] uri",
751 .help = "migrate to URI (using -d to not wait for completion)"
752 "\n\t\t\t -b for migration without shared storage with"
753 " full copy of disk\n\t\t\t -i for migration without "
754 "shared storage with incremental copy of disk "
755 "(base image shared between src and destination)",
756 .user_print = monitor_user_noop,
757 .mhandler.cmd_new = do_migrate,
758 },
759
760
761STEXI
762@item migrate [-d] [-b] [-i] @var{uri}
763@findex migrate
764Migrate to @var{uri} (using -d to not wait for completion).
765 -b for migration with full copy of disk
766 -i for migration with incremental copy of disk (base image is shared)
767ETEXI
768
769 {
770 .name = "migrate_cancel",
771 .args_type = "",
772 .params = "",
773 .help = "cancel the current VM migration",
774 .mhandler.cmd = hmp_migrate_cancel,
775 },
776
777STEXI
778@item migrate_cancel
779@findex migrate_cancel
780Cancel the current VM migration.
781ETEXI
782
783 {
784 .name = "migrate_set_speed",
785 .args_type = "value:o",
786 .params = "value",
787 .help = "set maximum speed (in bytes) for migrations. "
788 "Defaults to MB if no size suffix is specified, ie. B/K/M/G/T",
789 .mhandler.cmd = hmp_migrate_set_speed,
790 },
791
792STEXI
793@item migrate_set_speed @var{value}
794@findex migrate_set_speed
795Set maximum speed to @var{value} (in bytes) for migrations.
796ETEXI
797
798 {
799 .name = "migrate_set_downtime",
800 .args_type = "value:T",
801 .params = "value",
802 .help = "set maximum tolerated downtime (in seconds) for migrations",
803 .mhandler.cmd = hmp_migrate_set_downtime,
804 },
805
806STEXI
807@item migrate_set_downtime @var{second}
808@findex migrate_set_downtime
809Set maximum tolerated downtime (in seconds) for migration.
810ETEXI
811
812 {
813 .name = "client_migrate_info",
814 .args_type = "protocol:s,hostname:s,port:i?,tls-port:i?,cert-subject:s?",
815 .params = "protocol hostname port tls-port cert-subject",
816 .help = "send migration info to spice/vnc client",
817 .user_print = monitor_user_noop,
818 .mhandler.cmd_async = client_migrate_info,
819 .flags = MONITOR_CMD_ASYNC,
820 },
821
822STEXI
823@item client_migrate_info @var{protocol} @var{hostname} @var{port} @var{tls-port} @var{cert-subject}
824@findex client_migrate_info
825Set the spice/vnc connection info for the migration target. The spice/vnc
826server will ask the spice/vnc client to automatically reconnect using the
827new parameters (if specified) once the vm migration finished successfully.
828ETEXI
829
830 {
831 .name = "snapshot_blkdev",
832 .args_type = "device:B,snapshot-file:s?,format:s?",
833 .params = "device [new-image-file] [format]",
834 .help = "initiates a live snapshot\n\t\t\t"
835 "of device. If a new image file is specified, the\n\t\t\t"
836 "new image file will become the new root image.\n\t\t\t"
837 "If format is specified, the snapshot file will\n\t\t\t"
838 "be created in that format. Otherwise the\n\t\t\t"
839 "snapshot will be internal! (currently unsupported)",
840 .mhandler.cmd = hmp_snapshot_blkdev,
841 },
842
843STEXI
844@item snapshot_blkdev
845@findex snapshot_blkdev
846Snapshot device, using snapshot file as target if provided
847ETEXI
848
849 {
850 .name = "drive_add",
851 .args_type = "pci_addr:s,opts:s",
852 .params = "[[<domain>:]<bus>:]<slot>\n"
853 "[file=file][,if=type][,bus=n]\n"
854 "[,unit=m][,media=d][,index=i]\n"
855 "[,cyls=c,heads=h,secs=s[,trans=t]]\n"
856 "[,snapshot=on|off][,cache=on|off]\n"
857 "[,readonly=on|off][,copy-on-read=on|off]",
858 .help = "add drive to PCI storage controller",
859 .mhandler.cmd = drive_hot_add,
860 },
861
862STEXI
863@item drive_add
864@findex drive_add
865Add drive to PCI storage controller.
866ETEXI
867
868#if defined(TARGET_I386)
869 {
870 .name = "pci_add",
871 .args_type = "pci_addr:s,type:s,opts:s?",
872 .params = "auto|[[<domain>:]<bus>:]<slot> nic|storage [[vlan=n][,macaddr=addr][,model=type]] [file=file][,if=type][,bus=nr]...",
873 .help = "hot-add PCI device",
874 .mhandler.cmd = pci_device_hot_add,
875 },
876#endif
877
878STEXI
879@item pci_add
880@findex pci_add
881Hot-add PCI device.
882ETEXI
883
884#if defined(TARGET_I386)
885 {
886 .name = "pci_del",
887 .args_type = "pci_addr:s",
888 .params = "[[<domain>:]<bus>:]<slot>",
889 .help = "hot remove PCI device",
890 .mhandler.cmd = do_pci_device_hot_remove,
891 },
892#endif
893
894STEXI
895@item pci_del
896@findex pci_del
897Hot remove PCI device.
898ETEXI
899
900 {
901 .name = "pcie_aer_inject_error",
902 .args_type = "advisory_non_fatal:-a,correctable:-c,"
903 "id:s,error_status:s,"
904 "header0:i?,header1:i?,header2:i?,header3:i?,"
905 "prefix0:i?,prefix1:i?,prefix2:i?,prefix3:i?",
906 .params = "[-a] [-c] id "
907 "<error_status> [<tlp header> [<tlp header prefix>]]",
908 .help = "inject pcie aer error\n\t\t\t"
909 " -a for advisory non fatal error\n\t\t\t"
910 " -c for correctable error\n\t\t\t"
911 "<id> = qdev device id\n\t\t\t"
912 "<error_status> = error string or 32bit\n\t\t\t"
913 "<tlb header> = 32bit x 4\n\t\t\t"
914 "<tlb header prefix> = 32bit x 4",
915 .user_print = pcie_aer_inject_error_print,
916 .mhandler.cmd_new = do_pcie_aer_inject_error,
917 },
918
919STEXI
920@item pcie_aer_inject_error
921@findex pcie_aer_inject_error
922Inject PCIe AER error
923ETEXI
924
925 {
926 .name = "host_net_add",
927 .args_type = "device:s,opts:s?",
928 .params = "tap|user|socket|vde|dump [options]",
929 .help = "add host VLAN client",
930 .mhandler.cmd = net_host_device_add,
931 },
932
933STEXI
934@item host_net_add
935@findex host_net_add
936Add host VLAN client.
937ETEXI
938
939 {
940 .name = "host_net_remove",
941 .args_type = "vlan_id:i,device:s",
942 .params = "vlan_id name",
943 .help = "remove host VLAN client",
944 .mhandler.cmd = net_host_device_remove,
945 },
946
947STEXI
948@item host_net_remove
949@findex host_net_remove
950Remove host VLAN client.
951ETEXI
952
953 {
954 .name = "netdev_add",
955 .args_type = "netdev:O",
956 .params = "[user|tap|socket],id=str[,prop=value][,...]",
957 .help = "add host network device",
958 .user_print = monitor_user_noop,
959 .mhandler.cmd_new = do_netdev_add,
960 },
961
962STEXI
963@item netdev_add
964@findex netdev_add
965Add host network device.
966ETEXI
967
968 {
969 .name = "netdev_del",
970 .args_type = "id:s",
971 .params = "id",
972 .help = "remove host network device",
973 .user_print = monitor_user_noop,
974 .mhandler.cmd_new = do_netdev_del,
975 },
976
977STEXI
978@item netdev_del
979@findex netdev_del
980Remove host network device.
981ETEXI
982
983#ifdef CONFIG_SLIRP
984 {
985 .name = "hostfwd_add",
986 .args_type = "arg1:s,arg2:s?,arg3:s?",
987 .params = "[vlan_id name] [tcp|udp]:[hostaddr]:hostport-[guestaddr]:guestport",
988 .help = "redirect TCP or UDP connections from host to guest (requires -net user)",
989 .mhandler.cmd = net_slirp_hostfwd_add,
990 },
991#endif
992STEXI
993@item hostfwd_add
994@findex hostfwd_add
995Redirect TCP or UDP connections from host to guest (requires -net user).
996ETEXI
997
998#ifdef CONFIG_SLIRP
999 {
1000 .name = "hostfwd_remove",
1001 .args_type = "arg1:s,arg2:s?,arg3:s?",
1002 .params = "[vlan_id name] [tcp|udp]:[hostaddr]:hostport",
1003 .help = "remove host-to-guest TCP or UDP redirection",
1004 .mhandler.cmd = net_slirp_hostfwd_remove,
1005 },
1006
1007#endif
1008STEXI
1009@item hostfwd_remove
1010@findex hostfwd_remove
1011Remove host-to-guest TCP or UDP redirection.
1012ETEXI
1013
1014 {
1015 .name = "balloon",
1016 .args_type = "value:M",
1017 .params = "target",
1018 .help = "request VM to change its memory allocation (in MB)",
1019 .mhandler.cmd = hmp_balloon,
1020 },
1021
1022STEXI
1023@item balloon @var{value}
1024@findex balloon
1025Request VM to change its memory allocation to @var{value} (in MB).
1026ETEXI
1027
1028 {
1029 .name = "set_link",
1030 .args_type = "name:s,up:b",
1031 .params = "name on|off",
1032 .help = "change the link status of a network adapter",
1033 .mhandler.cmd = hmp_set_link,
1034 },
1035
1036STEXI
1037@item set_link @var{name} [on|off]
1038@findex set_link
1039Switch link @var{name} on (i.e. up) or off (i.e. down).
1040ETEXI
1041
1042 {
1043 .name = "watchdog_action",
1044 .args_type = "action:s",
1045 .params = "[reset|shutdown|poweroff|pause|debug|none]",
1046 .help = "change watchdog action",
1047 .mhandler.cmd = do_watchdog_action,
1048 },
1049
1050STEXI
1051@item watchdog_action
1052@findex watchdog_action
1053Change watchdog action.
1054ETEXI
1055
1056 {
1057 .name = "acl_show",
1058 .args_type = "aclname:s",
1059 .params = "aclname",
1060 .help = "list rules in the access control list",
1061 .mhandler.cmd = do_acl_show,
1062 },
1063
1064STEXI
1065@item acl_show @var{aclname}
1066@findex acl_show
1067List all the matching rules in the access control list, and the default
1068policy. There are currently two named access control lists,
1069@var{vnc.x509dname} and @var{vnc.username} matching on the x509 client
1070certificate distinguished name, and SASL username respectively.
1071ETEXI
1072
1073 {
1074 .name = "acl_policy",
1075 .args_type = "aclname:s,policy:s",
1076 .params = "aclname allow|deny",
1077 .help = "set default access control list policy",
1078 .mhandler.cmd = do_acl_policy,
1079 },
1080
1081STEXI
1082@item acl_policy @var{aclname} @code{allow|deny}
1083@findex acl_policy
1084Set the default access control list policy, used in the event that
1085none of the explicit rules match. The default policy at startup is
1086always @code{deny}.
1087ETEXI
1088
1089 {
1090 .name = "acl_add",
1091 .args_type = "aclname:s,match:s,policy:s,index:i?",
1092 .params = "aclname match allow|deny [index]",
1093 .help = "add a match rule to the access control list",
1094 .mhandler.cmd = do_acl_add,
1095 },
1096
1097STEXI
1098@item acl_add @var{aclname} @var{match} @code{allow|deny} [@var{index}]
1099@findex acl_add
1100Add a match rule to the access control list, allowing or denying access.
1101The match will normally be an exact username or x509 distinguished name,
1102but can optionally include wildcard globs. eg @code{*@@EXAMPLE.COM} to
1103allow all users in the @code{EXAMPLE.COM} kerberos realm. The match will
1104normally be appended to the end of the ACL, but can be inserted
1105earlier in the list if the optional @var{index} parameter is supplied.
1106ETEXI
1107
1108 {
1109 .name = "acl_remove",
1110 .args_type = "aclname:s,match:s",
1111 .params = "aclname match",
1112 .help = "remove a match rule from the access control list",
1113 .mhandler.cmd = do_acl_remove,
1114 },
1115
1116STEXI
1117@item acl_remove @var{aclname} @var{match}
1118@findex acl_remove
1119Remove the specified match rule from the access control list.
1120ETEXI
1121
1122 {
1123 .name = "acl_reset",
1124 .args_type = "aclname:s",
1125 .params = "aclname",
1126 .help = "reset the access control list",
1127 .mhandler.cmd = do_acl_reset,
1128 },
1129
1130STEXI
1131@item acl_reset @var{aclname}
1132@findex acl_reset
1133Remove all matches from the access control list, and set the default
1134policy back to @code{deny}.
1135ETEXI
1136
1137#if defined(TARGET_I386)
1138
1139 {
1140 .name = "mce",
1141 .args_type = "broadcast:-b,cpu_index:i,bank:i,status:l,mcg_status:l,addr:l,misc:l",
1142 .params = "[-b] cpu bank status mcgstatus addr misc",
1143 .help = "inject a MCE on the given CPU [and broadcast to other CPUs with -b option]",
1144 .mhandler.cmd = do_inject_mce,
1145 },
1146
1147#endif
1148STEXI
1149@item mce @var{cpu} @var{bank} @var{status} @var{mcgstatus} @var{addr} @var{misc}
1150@findex mce (x86)
1151Inject an MCE on the given CPU (x86 only).
1152ETEXI
1153
1154 {
1155 .name = "getfd",
1156 .args_type = "fdname:s",
1157 .params = "getfd name",
1158 .help = "receive a file descriptor via SCM rights and assign it a name",
1159 .user_print = monitor_user_noop,
1160 .mhandler.cmd_new = do_getfd,
1161 },
1162
1163STEXI
1164@item getfd @var{fdname}
1165@findex getfd
1166If a file descriptor is passed alongside this command using the SCM_RIGHTS
1167mechanism on unix sockets, it is stored using the name @var{fdname} for
1168later use by other monitor commands.
1169ETEXI
1170
1171 {
1172 .name = "closefd",
1173 .args_type = "fdname:s",
1174 .params = "closefd name",
1175 .help = "close a file descriptor previously passed via SCM rights",
1176 .user_print = monitor_user_noop,
1177 .mhandler.cmd_new = do_closefd,
1178 },
1179
1180STEXI
1181@item closefd @var{fdname}
1182@findex closefd
1183Close the file descriptor previously assigned to @var{fdname} using the
1184@code{getfd} command. This is only needed if the file descriptor was never
1185used by another monitor command.
1186ETEXI
1187
1188 {
1189 .name = "block_passwd",
1190 .args_type = "device:B,password:s",
1191 .params = "block_passwd device password",
1192 .help = "set the password of encrypted block devices",
1193 .mhandler.cmd = hmp_block_passwd,
1194 },
1195
1196STEXI
1197@item block_set_io_throttle @var{device} @var{bps} @var{bps_rd} @var{bps_wr} @var{iops} @var{iops_rd} @var{iops_wr}
1198@findex block_set_io_throttle
1199Change I/O throttle limits for a block drive to @var{bps} @var{bps_rd} @var{bps_wr} @var{iops} @var{iops_rd} @var{iops_wr}
1200ETEXI
1201
1202 {
1203 .name = "block_set_io_throttle",
1204 .args_type = "device:B,bps:l,bps_rd:l,bps_wr:l,iops:l,iops_rd:l,iops_wr:l",
1205 .params = "device bps bps_rd bps_wr iops iops_rd iops_wr",
1206 .help = "change I/O throttle limits for a block drive",
1207 .user_print = monitor_user_noop,
1208 .mhandler.cmd_new = do_block_set_io_throttle,
1209 },
1210
1211STEXI
1212@item block_passwd @var{device} @var{password}
1213@findex block_passwd
1214Set the encrypted device @var{device} password to @var{password}
1215ETEXI
1216
1217 {
1218 .name = "set_password",
1219 .args_type = "protocol:s,password:s,connected:s?",
1220 .params = "protocol password action-if-connected",
1221 .help = "set spice/vnc password",
1222 .mhandler.cmd = hmp_set_password,
1223 },
1224
1225STEXI
1226@item set_password [ vnc | spice ] password [ action-if-connected ]
1227@findex set_password
1228
1229Change spice/vnc password. Use zero to make the password stay valid
1230forever. @var{action-if-connected} specifies what should happen in
1231case a connection is established: @var{fail} makes the password change
1232fail. @var{disconnect} changes the password and disconnects the
1233client. @var{keep} changes the password and keeps the connection up.
1234@var{keep} is the default.
1235ETEXI
1236
1237 {
1238 .name = "expire_password",
1239 .args_type = "protocol:s,time:s",
1240 .params = "protocol time",
1241 .help = "set spice/vnc password expire-time",
1242 .user_print = monitor_user_noop,
1243 .mhandler.cmd_new = expire_password,
1244 },
1245
1246STEXI
1247@item expire_password [ vnc | spice ] expire-time
1248@findex expire_password
1249
1250Specify when a password for spice/vnc becomes
1251invalid. @var{expire-time} accepts:
1252
1253@table @var
1254@item now
1255Invalidate password instantly.
1256
1257@item never
1258Password stays valid forever.
1259
1260@item +nsec
1261Password stays valid for @var{nsec} seconds starting now.
1262
1263@item nsec
1264Password is invalidated at the given time. @var{nsec} are the seconds
1265passed since 1970, i.e. unix epoch.
1266
1267@end table
1268ETEXI
1269
1270 {
1271 .name = "info",
1272 .args_type = "item:s?",
1273 .params = "[subcommand]",
1274 .help = "show various information about the system state",
1275 .mhandler.cmd = do_info,
1276 },
1277
1278STEXI
1279@item info @var{subcommand}
1280@findex info
1281Show various information about the system state.
1282
1283@table @option
1284@item info version
1285show the version of QEMU
1286@item info network
1287show the various VLANs and the associated devices
1288@item info chardev
1289show the character devices
1290@item info block
1291show the block devices
1292@item info blockstats
1293show block device statistics
1294@item info registers
1295show the cpu registers
1296@item info cpus
1297show infos for each CPU
1298@item info history
1299show the command line history
1300@item info irq
1301show the interrupts statistics (if available)
1302@item info pic
1303show i8259 (PIC) state
1304@item info pci
1305show emulated PCI device info
1306@item info tlb
1307show virtual to physical memory mappings (i386, SH4, SPARC, and PPC only)
1308@item info mem
1309show the active virtual memory mappings (i386 only)
1310@item info jit
1311show dynamic compiler info
1312@item info numa
1313show NUMA information
1314@item info kvm
1315show KVM information
1316@item info usb
1317show USB devices plugged on the virtual USB hub
1318@item info usbhost
1319show all USB host devices
1320@item info profile
1321show profiling information
1322@item info capture
1323show information about active capturing
1324@item info snapshots
1325show list of VM snapshots
1326@item info status
1327show the current VM status (running|paused)
1328@item info pcmcia
1329show guest PCMCIA status
1330@item info mice
1331show which guest mouse is receiving events
1332@item info vnc
1333show the vnc server status
1334@item info name
1335show the current VM name
1336@item info uuid
1337show the current VM UUID
1338@item info cpustats
1339show CPU statistics
1340@item info usernet
1341show user network stack connection states
1342@item info migrate
1343show migration status
1344@item info balloon
1345show balloon information
1346@item info qtree
1347show device tree
1348@item info qdm
1349show qdev device model list
1350@item info roms
1351show roms
1352@end table
1353ETEXI
1354
1355#ifdef CONFIG_TRACE_SIMPLE
1356STEXI
1357@item info trace
1358show contents of trace buffer
1359ETEXI
1360#endif
1361
1362STEXI
1363@item info trace-events
1364show available trace events and their state
1365ETEXI
1366
1367STEXI
1368@end table
1369ETEXI
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