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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 .user_print = monitor_user_noop,
61 .mhandler.cmd_new = do_block_resize,
62 },
63
64STEXI
65@item block_resize
66@findex block_resize
67Resize a block image while a guest is running. Usually requires guest
68action to see the updated size. Resize to a lower size is supported,
69but should be used with extreme caution. Note that this command only
70resizes image files, it can not resize block devices like LVM volumes.
71ETEXI
72
73
74 {
75 .name = "eject",
76 .args_type = "force:-f,device:B",
77 .params = "[-f] device",
78 .help = "eject a removable medium (use -f to force it)",
79 .user_print = monitor_user_noop,
80 .mhandler.cmd_new = do_eject,
81 },
82
83STEXI
84@item eject [-f] @var{device}
85@findex eject
86Eject a removable medium (use -f to force it).
87ETEXI
88
89 {
90 .name = "drive_del",
91 .args_type = "id:s",
92 .params = "device",
93 .help = "remove host block device",
94 .user_print = monitor_user_noop,
95 .mhandler.cmd_new = do_drive_del,
96 },
97
98STEXI
99@item drive_del @var{device}
100@findex drive_del
101Remove host block device. The result is that guest generated IO is no longer
102submitted against the host device underlying the disk. Once a drive has
103been deleted, the QEMU Block layer returns -EIO which results in IO
104errors in the guest for applications that are reading/writing to the device.
105ETEXI
106
107 {
108 .name = "change",
109 .args_type = "device:B,target:F,arg:s?",
110 .params = "device filename [format]",
111 .help = "change a removable medium, optional format",
112 .user_print = monitor_user_noop,
113 .mhandler.cmd_new = do_change,
114 },
115
116STEXI
117@item change @var{device} @var{setting}
118@findex change
119
120Change the configuration of a device.
121
122@table @option
123@item change @var{diskdevice} @var{filename} [@var{format}]
124Change the medium for a removable disk device to point to @var{filename}. eg
125
126@example
127(qemu) change ide1-cd0 /path/to/some.iso
128@end example
129
130@var{format} is optional.
131
132@item change vnc @var{display},@var{options}
133Change the configuration of the VNC server. The valid syntax for @var{display}
134and @var{options} are described at @ref{sec_invocation}. eg
135
136@example
137(qemu) change vnc localhost:1
138@end example
139
140@item change vnc password [@var{password}]
141
142Change the password associated with the VNC server. If the new password is not
143supplied, the monitor will prompt for it to be entered. VNC passwords are only
144significant up to 8 letters. eg
145
146@example
147(qemu) change vnc password
148Password: ********
149@end example
150
151@end table
152ETEXI
153
154 {
155 .name = "screendump",
156 .args_type = "filename:F",
157 .params = "filename",
158 .help = "save screen into PPM image 'filename'",
159 .user_print = monitor_user_noop,
160 .mhandler.cmd_new = do_screen_dump,
161 },
162
163STEXI
164@item screendump @var{filename}
165@findex screendump
166Save screen into PPM image @var{filename}.
167ETEXI
168
169 {
170 .name = "logfile",
171 .args_type = "filename:F",
172 .params = "filename",
173 .help = "output logs to 'filename'",
174 .mhandler.cmd = do_logfile,
175 },
176
177STEXI
178@item logfile @var{filename}
179@findex logfile
180Output logs to @var{filename}.
181ETEXI
182
183 {
184 .name = "trace-event",
185 .args_type = "name:s,option:b",
186 .params = "name on|off",
187 .help = "changes status of a specific trace event",
188 .mhandler.cmd = do_trace_event_set_state,
189 },
190
191STEXI
192@item trace-event
193@findex trace-event
194changes status of a trace event
195ETEXI
196
197#if defined(CONFIG_SIMPLE_TRACE)
198 {
199 .name = "trace-file",
200 .args_type = "op:s?,arg:F?",
201 .params = "on|off|flush|set [arg]",
202 .help = "open, close, or flush trace file, or set a new file name",
203 .mhandler.cmd = do_trace_file,
204 },
205
206STEXI
207@item trace-file on|off|flush
208@findex trace-file
209Open, close, or flush the trace file. If no argument is given, the status of the trace file is displayed.
210ETEXI
211#endif
212
213 {
214 .name = "log",
215 .args_type = "items:s",
216 .params = "item1[,...]",
217 .help = "activate logging of the specified items to '/tmp/qemu.log'",
218 .mhandler.cmd = do_log,
219 },
220
221STEXI
222@item log @var{item1}[,...]
223@findex log
224Activate logging of the specified items to @file{/tmp/qemu.log}.
225ETEXI
226
227 {
228 .name = "savevm",
229 .args_type = "name:s?",
230 .params = "[tag|id]",
231 .help = "save a VM snapshot. If no tag or id are provided, a new snapshot is created",
232 .mhandler.cmd = do_savevm,
233 },
234
235STEXI
236@item savevm [@var{tag}|@var{id}]
237@findex savevm
238Create a snapshot of the whole virtual machine. If @var{tag} is
239provided, it is used as human readable identifier. If there is already
240a snapshot with the same tag or ID, it is replaced. More info at
241@ref{vm_snapshots}.
242ETEXI
243
244 {
245 .name = "loadvm",
246 .args_type = "name:s",
247 .params = "tag|id",
248 .help = "restore a VM snapshot from its tag or id",
249 .mhandler.cmd = do_loadvm,
250 },
251
252STEXI
253@item loadvm @var{tag}|@var{id}
254@findex loadvm
255Set the whole virtual machine to the snapshot identified by the tag
256@var{tag} or the unique snapshot ID @var{id}.
257ETEXI
258
259 {
260 .name = "delvm",
261 .args_type = "name:s",
262 .params = "tag|id",
263 .help = "delete a VM snapshot from its tag or id",
264 .mhandler.cmd = do_delvm,
265 },
266
267STEXI
268@item delvm @var{tag}|@var{id}
269@findex delvm
270Delete the snapshot identified by @var{tag} or @var{id}.
271ETEXI
272
273 {
274 .name = "singlestep",
275 .args_type = "option:s?",
276 .params = "[on|off]",
277 .help = "run emulation in singlestep mode or switch to normal mode",
278 .mhandler.cmd = do_singlestep,
279 },
280
281STEXI
282@item singlestep [off]
283@findex singlestep
284Run the emulation in single step mode.
285If called with option off, the emulation returns to normal mode.
286ETEXI
287
288 {
289 .name = "stop",
290 .args_type = "",
291 .params = "",
292 .help = "stop emulation",
293 .mhandler.cmd = hmp_stop,
294 },
295
296STEXI
297@item stop
298@findex stop
299Stop emulation.
300ETEXI
301
302 {
303 .name = "c|cont",
304 .args_type = "",
305 .params = "",
306 .help = "resume emulation",
307 .user_print = monitor_user_noop,
308 .mhandler.cmd_new = do_cont,
309 },
310
311STEXI
312@item c or cont
313@findex cont
314Resume emulation.
315ETEXI
316
317 {
318 .name = "gdbserver",
319 .args_type = "device:s?",
320 .params = "[device]",
321 .help = "start gdbserver on given device (default 'tcp::1234'), stop with 'none'",
322 .mhandler.cmd = do_gdbserver,
323 },
324
325STEXI
326@item gdbserver [@var{port}]
327@findex gdbserver
328Start gdbserver session (default @var{port}=1234)
329ETEXI
330
331 {
332 .name = "x",
333 .args_type = "fmt:/,addr:l",
334 .params = "/fmt addr",
335 .help = "virtual memory dump starting at 'addr'",
336 .mhandler.cmd = do_memory_dump,
337 },
338
339STEXI
340@item x/fmt @var{addr}
341@findex x
342Virtual memory dump starting at @var{addr}.
343ETEXI
344
345 {
346 .name = "xp",
347 .args_type = "fmt:/,addr:l",
348 .params = "/fmt addr",
349 .help = "physical memory dump starting at 'addr'",
350 .mhandler.cmd = do_physical_memory_dump,
351 },
352
353STEXI
354@item xp /@var{fmt} @var{addr}
355@findex xp
356Physical memory dump starting at @var{addr}.
357
358@var{fmt} is a format which tells the command how to format the
359data. Its syntax is: @option{/@{count@}@{format@}@{size@}}
360
361@table @var
362@item count
363is the number of items to be dumped.
364
365@item format
366can be x (hex), d (signed decimal), u (unsigned decimal), o (octal),
367c (char) or i (asm instruction).
368
369@item size
370can be b (8 bits), h (16 bits), w (32 bits) or g (64 bits). On x86,
371@code{h} or @code{w} can be specified with the @code{i} format to
372respectively select 16 or 32 bit code instruction size.
373
374@end table
375
376Examples:
377@itemize
378@item
379Dump 10 instructions at the current instruction pointer:
380@example
381(qemu) x/10i $eip
3820x90107063: ret
3830x90107064: sti
3840x90107065: lea 0x0(%esi,1),%esi
3850x90107069: lea 0x0(%edi,1),%edi
3860x90107070: ret
3870x90107071: jmp 0x90107080
3880x90107073: nop
3890x90107074: nop
3900x90107075: nop
3910x90107076: nop
392@end example
393
394@item
395Dump 80 16 bit values at the start of the video memory.
396@smallexample
397(qemu) xp/80hx 0xb8000
3980x000b8000: 0x0b50 0x0b6c 0x0b65 0x0b78 0x0b38 0x0b36 0x0b2f 0x0b42
3990x000b8010: 0x0b6f 0x0b63 0x0b68 0x0b73 0x0b20 0x0b56 0x0b47 0x0b41
4000x000b8020: 0x0b42 0x0b69 0x0b6f 0x0b73 0x0b20 0x0b63 0x0b75 0x0b72
4010x000b8030: 0x0b72 0x0b65 0x0b6e 0x0b74 0x0b2d 0x0b63 0x0b76 0x0b73
4020x000b8040: 0x0b20 0x0b30 0x0b35 0x0b20 0x0b4e 0x0b6f 0x0b76 0x0b20
4030x000b8050: 0x0b32 0x0b30 0x0b30 0x0b33 0x0720 0x0720 0x0720 0x0720
4040x000b8060: 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720
4050x000b8070: 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720
4060x000b8080: 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720
4070x000b8090: 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720
408@end smallexample
409@end itemize
410ETEXI
411
412 {
413 .name = "p|print",
414 .args_type = "fmt:/,val:l",
415 .params = "/fmt expr",
416 .help = "print expression value (use $reg for CPU register access)",
417 .mhandler.cmd = do_print,
418 },
419
420STEXI
421@item p or print/@var{fmt} @var{expr}
422@findex print
423
424Print expression value. Only the @var{format} part of @var{fmt} is
425used.
426ETEXI
427
428 {
429 .name = "i",
430 .args_type = "fmt:/,addr:i,index:i.",
431 .params = "/fmt addr",
432 .help = "I/O port read",
433 .mhandler.cmd = do_ioport_read,
434 },
435
436STEXI
437Read I/O port.
438ETEXI
439
440 {
441 .name = "o",
442 .args_type = "fmt:/,addr:i,val:i",
443 .params = "/fmt addr value",
444 .help = "I/O port write",
445 .mhandler.cmd = do_ioport_write,
446 },
447
448STEXI
449Write to I/O port.
450ETEXI
451
452 {
453 .name = "sendkey",
454 .args_type = "string:s,hold_time:i?",
455 .params = "keys [hold_ms]",
456 .help = "send keys to the VM (e.g. 'sendkey ctrl-alt-f1', default hold time=100 ms)",
457 .mhandler.cmd = do_sendkey,
458 },
459
460STEXI
461@item sendkey @var{keys}
462@findex sendkey
463
464Send @var{keys} to the emulator. @var{keys} could be the name of the
465key or @code{#} followed by the raw value in either decimal or hexadecimal
466format. Use @code{-} to press several keys simultaneously. Example:
467@example
468sendkey ctrl-alt-f1
469@end example
470
471This command is useful to send keys that your graphical user interface
472intercepts at low level, such as @code{ctrl-alt-f1} in X Window.
473ETEXI
474
475 {
476 .name = "system_reset",
477 .args_type = "",
478 .params = "",
479 .help = "reset the system",
480 .user_print = monitor_user_noop,
481 .mhandler.cmd_new = do_system_reset,
482 },
483
484STEXI
485@item system_reset
486@findex system_reset
487
488Reset the system.
489ETEXI
490
491 {
492 .name = "system_powerdown",
493 .args_type = "",
494 .params = "",
495 .help = "send system power down event",
496 .user_print = monitor_user_noop,
497 .mhandler.cmd_new = do_system_powerdown,
498 },
499
500STEXI
501@item system_powerdown
502@findex system_powerdown
503
504Power down the system (if supported).
505ETEXI
506
507 {
508 .name = "sum",
509 .args_type = "start:i,size:i",
510 .params = "addr size",
511 .help = "compute the checksum of a memory region",
512 .mhandler.cmd = do_sum,
513 },
514
515STEXI
516@item sum @var{addr} @var{size}
517@findex sum
518
519Compute the checksum of a memory region.
520ETEXI
521
522 {
523 .name = "usb_add",
524 .args_type = "devname:s",
525 .params = "device",
526 .help = "add USB device (e.g. 'host:bus.addr' or 'host:vendor_id:product_id')",
527 .mhandler.cmd = do_usb_add,
528 },
529
530STEXI
531@item usb_add @var{devname}
532@findex usb_add
533
534Add the USB device @var{devname}. For details of available devices see
535@ref{usb_devices}
536ETEXI
537
538 {
539 .name = "usb_del",
540 .args_type = "devname:s",
541 .params = "device",
542 .help = "remove USB device 'bus.addr'",
543 .mhandler.cmd = do_usb_del,
544 },
545
546STEXI
547@item usb_del @var{devname}
548@findex usb_del
549
550Remove the USB device @var{devname} from the QEMU virtual USB
551hub. @var{devname} has the syntax @code{bus.addr}. Use the monitor
552command @code{info usb} to see the devices you can remove.
553ETEXI
554
555 {
556 .name = "device_add",
557 .args_type = "device:O",
558 .params = "driver[,prop=value][,...]",
559 .help = "add device, like -device on the command line",
560 .user_print = monitor_user_noop,
561 .mhandler.cmd_new = do_device_add,
562 },
563
564STEXI
565@item device_add @var{config}
566@findex device_add
567
568Add device.
569ETEXI
570
571 {
572 .name = "device_del",
573 .args_type = "id:s",
574 .params = "device",
575 .help = "remove device",
576 .user_print = monitor_user_noop,
577 .mhandler.cmd_new = do_device_del,
578 },
579
580STEXI
581@item device_del @var{id}
582@findex device_del
583
584Remove device @var{id}.
585ETEXI
586
587 {
588 .name = "cpu",
589 .args_type = "index:i",
590 .params = "index",
591 .help = "set the default CPU",
592 .user_print = monitor_user_noop,
593 .mhandler.cmd_new = do_cpu_set,
594 },
595
596STEXI
597@item cpu @var{index}
598@findex cpu
599Set the default CPU.
600ETEXI
601
602 {
603 .name = "mouse_move",
604 .args_type = "dx_str:s,dy_str:s,dz_str:s?",
605 .params = "dx dy [dz]",
606 .help = "send mouse move events",
607 .mhandler.cmd = do_mouse_move,
608 },
609
610STEXI
611@item mouse_move @var{dx} @var{dy} [@var{dz}]
612@findex mouse_move
613Move the active mouse to the specified coordinates @var{dx} @var{dy}
614with optional scroll axis @var{dz}.
615ETEXI
616
617 {
618 .name = "mouse_button",
619 .args_type = "button_state:i",
620 .params = "state",
621 .help = "change mouse button state (1=L, 2=M, 4=R)",
622 .mhandler.cmd = do_mouse_button,
623 },
624
625STEXI
626@item mouse_button @var{val}
627@findex mouse_button
628Change the active mouse button state @var{val} (1=L, 2=M, 4=R).
629ETEXI
630
631 {
632 .name = "mouse_set",
633 .args_type = "index:i",
634 .params = "index",
635 .help = "set which mouse device receives events",
636 .mhandler.cmd = do_mouse_set,
637 },
638
639STEXI
640@item mouse_set @var{index}
641@findex mouse_set
642Set which mouse device receives events at given @var{index}, index
643can be obtained with
644@example
645info mice
646@end example
647ETEXI
648
649#ifdef HAS_AUDIO
650 {
651 .name = "wavcapture",
652 .args_type = "path:F,freq:i?,bits:i?,nchannels:i?",
653 .params = "path [frequency [bits [channels]]]",
654 .help = "capture audio to a wave file (default frequency=44100 bits=16 channels=2)",
655 .mhandler.cmd = do_wav_capture,
656 },
657#endif
658STEXI
659@item wavcapture @var{filename} [@var{frequency} [@var{bits} [@var{channels}]]]
660@findex wavcapture
661Capture audio into @var{filename}. Using sample rate @var{frequency}
662bits per sample @var{bits} and number of channels @var{channels}.
663
664Defaults:
665@itemize @minus
666@item Sample rate = 44100 Hz - CD quality
667@item Bits = 16
668@item Number of channels = 2 - Stereo
669@end itemize
670ETEXI
671
672#ifdef HAS_AUDIO
673 {
674 .name = "stopcapture",
675 .args_type = "n:i",
676 .params = "capture index",
677 .help = "stop capture",
678 .mhandler.cmd = do_stop_capture,
679 },
680#endif
681STEXI
682@item stopcapture @var{index}
683@findex stopcapture
684Stop capture with a given @var{index}, index can be obtained with
685@example
686info capture
687@end example
688ETEXI
689
690 {
691 .name = "memsave",
692 .args_type = "val:l,size:i,filename:s",
693 .params = "addr size file",
694 .help = "save to disk virtual memory dump starting at 'addr' of size 'size'",
695 .user_print = monitor_user_noop,
696 .mhandler.cmd_new = do_memory_save,
697 },
698
699STEXI
700@item memsave @var{addr} @var{size} @var{file}
701@findex memsave
702save to disk virtual memory dump starting at @var{addr} of size @var{size}.
703ETEXI
704
705 {
706 .name = "pmemsave",
707 .args_type = "val:l,size:i,filename:s",
708 .params = "addr size file",
709 .help = "save to disk physical memory dump starting at 'addr' of size 'size'",
710 .user_print = monitor_user_noop,
711 .mhandler.cmd_new = do_physical_memory_save,
712 },
713
714STEXI
715@item pmemsave @var{addr} @var{size} @var{file}
716@findex pmemsave
717save to disk physical memory dump starting at @var{addr} of size @var{size}.
718ETEXI
719
720 {
721 .name = "boot_set",
722 .args_type = "bootdevice:s",
723 .params = "bootdevice",
724 .help = "define new values for the boot device list",
725 .mhandler.cmd = do_boot_set,
726 },
727
728STEXI
729@item boot_set @var{bootdevicelist}
730@findex boot_set
731
732Define new values for the boot device list. Those values will override
733the values specified on the command line through the @code{-boot} option.
734
735The values that can be specified here depend on the machine type, but are
736the same that can be specified in the @code{-boot} command line option.
737ETEXI
738
739#if defined(TARGET_I386)
740 {
741 .name = "nmi",
742 .args_type = "",
743 .params = "",
744 .help = "inject an NMI on all guest's CPUs",
745 .user_print = monitor_user_noop,
746 .mhandler.cmd_new = do_inject_nmi,
747 },
748#endif
749STEXI
750@item nmi @var{cpu}
751@findex nmi
752Inject an NMI on the given CPU (x86 only).
753ETEXI
754
755 {
756 .name = "migrate",
757 .args_type = "detach:-d,blk:-b,inc:-i,uri:s",
758 .params = "[-d] [-b] [-i] uri",
759 .help = "migrate to URI (using -d to not wait for completion)"
760 "\n\t\t\t -b for migration without shared storage with"
761 " full copy of disk\n\t\t\t -i for migration without "
762 "shared storage with incremental copy of disk "
763 "(base image shared between src and destination)",
764 .user_print = monitor_user_noop,
765 .mhandler.cmd_new = do_migrate,
766 },
767
768
769STEXI
770@item migrate [-d] [-b] [-i] @var{uri}
771@findex migrate
772Migrate to @var{uri} (using -d to not wait for completion).
773 -b for migration with full copy of disk
774 -i for migration with incremental copy of disk (base image is shared)
775ETEXI
776
777 {
778 .name = "migrate_cancel",
779 .args_type = "",
780 .params = "",
781 .help = "cancel the current VM migration",
782 .user_print = monitor_user_noop,
783 .mhandler.cmd_new = do_migrate_cancel,
784 },
785
786STEXI
787@item migrate_cancel
788@findex migrate_cancel
789Cancel the current VM migration.
790ETEXI
791
792 {
793 .name = "migrate_set_speed",
794 .args_type = "value:o",
795 .params = "value",
796 .help = "set maximum speed (in bytes) for migrations. "
797 "Defaults to MB if no size suffix is specified, ie. B/K/M/G/T",
798 .user_print = monitor_user_noop,
799 .mhandler.cmd_new = do_migrate_set_speed,
800 },
801
802STEXI
803@item migrate_set_speed @var{value}
804@findex migrate_set_speed
805Set maximum speed to @var{value} (in bytes) for migrations.
806ETEXI
807
808 {
809 .name = "migrate_set_downtime",
810 .args_type = "value:T",
811 .params = "value",
812 .help = "set maximum tolerated downtime (in seconds) for migrations",
813 .user_print = monitor_user_noop,
814 .mhandler.cmd_new = do_migrate_set_downtime,
815 },
816
817STEXI
818@item migrate_set_downtime @var{second}
819@findex migrate_set_downtime
820Set maximum tolerated downtime (in seconds) for migration.
821ETEXI
822
823 {
824 .name = "client_migrate_info",
825 .args_type = "protocol:s,hostname:s,port:i?,tls-port:i?,cert-subject:s?",
826 .params = "protocol hostname port tls-port cert-subject",
827 .help = "send migration info to spice/vnc client",
828 .user_print = monitor_user_noop,
829 .mhandler.cmd_new = client_migrate_info,
830 },
831
832STEXI
833@item client_migrate_info @var{protocol} @var{hostname} @var{port} @var{tls-port} @var{cert-subject}
834@findex client_migrate_info
835Set the spice/vnc connection info for the migration target. The spice/vnc
836server will ask the spice/vnc client to automatically reconnect using the
837new parameters (if specified) once the vm migration finished successfully.
838ETEXI
839
840 {
841 .name = "snapshot_blkdev",
842 .args_type = "device:B,snapshot-file:s?,format:s?",
843 .params = "device [new-image-file] [format]",
844 .help = "initiates a live snapshot\n\t\t\t"
845 "of device. If a new image file is specified, the\n\t\t\t"
846 "new image file will become the new root image.\n\t\t\t"
847 "If format is specified, the snapshot file will\n\t\t\t"
848 "be created in that format. Otherwise the\n\t\t\t"
849 "snapshot will be internal! (currently unsupported)",
850 .mhandler.cmd_new = do_snapshot_blkdev,
851 },
852
853STEXI
854@item snapshot_blkdev
855@findex snapshot_blkdev
856Snapshot device, using snapshot file as target if provided
857ETEXI
858
859#if defined(TARGET_I386)
860 {
861 .name = "drive_add",
862 .args_type = "pci_addr:s,opts:s",
863 .params = "[[<domain>:]<bus>:]<slot>\n"
864 "[file=file][,if=type][,bus=n]\n"
865 "[,unit=m][,media=d][index=i]\n"
866 "[,cyls=c,heads=h,secs=s[,trans=t]]\n"
867 "[snapshot=on|off][,cache=on|off]",
868 .help = "add drive to PCI storage controller",
869 .mhandler.cmd = drive_hot_add,
870 },
871#endif
872
873STEXI
874@item drive_add
875@findex drive_add
876Add drive to PCI storage controller.
877ETEXI
878
879#if defined(TARGET_I386)
880 {
881 .name = "pci_add",
882 .args_type = "pci_addr:s,type:s,opts:s?",
883 .params = "auto|[[<domain>:]<bus>:]<slot> nic|storage [[vlan=n][,macaddr=addr][,model=type]] [file=file][,if=type][,bus=nr]...",
884 .help = "hot-add PCI device",
885 .mhandler.cmd = pci_device_hot_add,
886 },
887#endif
888
889STEXI
890@item pci_add
891@findex pci_add
892Hot-add PCI device.
893ETEXI
894
895#if defined(TARGET_I386)
896 {
897 .name = "pci_del",
898 .args_type = "pci_addr:s",
899 .params = "[[<domain>:]<bus>:]<slot>",
900 .help = "hot remove PCI device",
901 .mhandler.cmd = do_pci_device_hot_remove,
902 },
903#endif
904
905STEXI
906@item pci_del
907@findex pci_del
908Hot remove PCI device.
909ETEXI
910
911 {
912 .name = "pcie_aer_inject_error",
913 .args_type = "advisory_non_fatal:-a,correctable:-c,"
914 "id:s,error_status:s,"
915 "header0:i?,header1:i?,header2:i?,header3:i?,"
916 "prefix0:i?,prefix1:i?,prefix2:i?,prefix3:i?",
917 .params = "[-a] [-c] id "
918 "<error_status> [<tlp header> [<tlp header prefix>]]",
919 .help = "inject pcie aer error\n\t\t\t"
920 " -a for advisory non fatal error\n\t\t\t"
921 " -c for correctable error\n\t\t\t"
922 "<id> = qdev device id\n\t\t\t"
923 "<error_status> = error string or 32bit\n\t\t\t"
924 "<tlb header> = 32bit x 4\n\t\t\t"
925 "<tlb header prefix> = 32bit x 4",
926 .user_print = pcie_aer_inject_error_print,
927 .mhandler.cmd_new = do_pcie_aer_inejct_error,
928 },
929
930STEXI
931@item pcie_aer_inject_error
932@findex pcie_aer_inject_error
933Inject PCIe AER error
934ETEXI
935
936 {
937 .name = "host_net_add",
938 .args_type = "device:s,opts:s?",
939 .params = "tap|user|socket|vde|dump [options]",
940 .help = "add host VLAN client",
941 .mhandler.cmd = net_host_device_add,
942 },
943
944STEXI
945@item host_net_add
946@findex host_net_add
947Add host VLAN client.
948ETEXI
949
950 {
951 .name = "host_net_remove",
952 .args_type = "vlan_id:i,device:s",
953 .params = "vlan_id name",
954 .help = "remove host VLAN client",
955 .mhandler.cmd = net_host_device_remove,
956 },
957
958STEXI
959@item host_net_remove
960@findex host_net_remove
961Remove host VLAN client.
962ETEXI
963
964 {
965 .name = "netdev_add",
966 .args_type = "netdev:O",
967 .params = "[user|tap|socket],id=str[,prop=value][,...]",
968 .help = "add host network device",
969 .user_print = monitor_user_noop,
970 .mhandler.cmd_new = do_netdev_add,
971 },
972
973STEXI
974@item netdev_add
975@findex netdev_add
976Add host network device.
977ETEXI
978
979 {
980 .name = "netdev_del",
981 .args_type = "id:s",
982 .params = "id",
983 .help = "remove host network device",
984 .user_print = monitor_user_noop,
985 .mhandler.cmd_new = do_netdev_del,
986 },
987
988STEXI
989@item netdev_del
990@findex netdev_del
991Remove host network device.
992ETEXI
993
994#ifdef CONFIG_SLIRP
995 {
996 .name = "hostfwd_add",
997 .args_type = "arg1:s,arg2:s?,arg3:s?",
998 .params = "[vlan_id name] [tcp|udp]:[hostaddr]:hostport-[guestaddr]:guestport",
999 .help = "redirect TCP or UDP connections from host to guest (requires -net user)",
1000 .mhandler.cmd = net_slirp_hostfwd_add,
1001 },
1002#endif
1003STEXI
1004@item hostfwd_add
1005@findex hostfwd_add
1006Redirect TCP or UDP connections from host to guest (requires -net user).
1007ETEXI
1008
1009#ifdef CONFIG_SLIRP
1010 {
1011 .name = "hostfwd_remove",
1012 .args_type = "arg1:s,arg2:s?,arg3:s?",
1013 .params = "[vlan_id name] [tcp|udp]:[hostaddr]:hostport",
1014 .help = "remove host-to-guest TCP or UDP redirection",
1015 .mhandler.cmd = net_slirp_hostfwd_remove,
1016 },
1017
1018#endif
1019STEXI
1020@item hostfwd_remove
1021@findex hostfwd_remove
1022Remove host-to-guest TCP or UDP redirection.
1023ETEXI
1024
1025 {
1026 .name = "balloon",
1027 .args_type = "value:M",
1028 .params = "target",
1029 .help = "request VM to change its memory allocation (in MB)",
1030 .user_print = monitor_user_noop,
1031 .mhandler.cmd_async = do_balloon,
1032 .flags = MONITOR_CMD_ASYNC,
1033 },
1034
1035STEXI
1036@item balloon @var{value}
1037@findex balloon
1038Request VM to change its memory allocation to @var{value} (in MB).
1039ETEXI
1040
1041 {
1042 .name = "set_link",
1043 .args_type = "name:s,up:b",
1044 .params = "name on|off",
1045 .help = "change the link status of a network adapter",
1046 .user_print = monitor_user_noop,
1047 .mhandler.cmd_new = do_set_link,
1048 },
1049
1050STEXI
1051@item set_link @var{name} [on|off]
1052@findex set_link
1053Switch link @var{name} on (i.e. up) or off (i.e. down).
1054ETEXI
1055
1056 {
1057 .name = "watchdog_action",
1058 .args_type = "action:s",
1059 .params = "[reset|shutdown|poweroff|pause|debug|none]",
1060 .help = "change watchdog action",
1061 .mhandler.cmd = do_watchdog_action,
1062 },
1063
1064STEXI
1065@item watchdog_action
1066@findex watchdog_action
1067Change watchdog action.
1068ETEXI
1069
1070 {
1071 .name = "acl_show",
1072 .args_type = "aclname:s",
1073 .params = "aclname",
1074 .help = "list rules in the access control list",
1075 .mhandler.cmd = do_acl_show,
1076 },
1077
1078STEXI
1079@item acl_show @var{aclname}
1080@findex acl_show
1081List all the matching rules in the access control list, and the default
1082policy. There are currently two named access control lists,
1083@var{vnc.x509dname} and @var{vnc.username} matching on the x509 client
1084certificate distinguished name, and SASL username respectively.
1085ETEXI
1086
1087 {
1088 .name = "acl_policy",
1089 .args_type = "aclname:s,policy:s",
1090 .params = "aclname allow|deny",
1091 .help = "set default access control list policy",
1092 .mhandler.cmd = do_acl_policy,
1093 },
1094
1095STEXI
1096@item acl_policy @var{aclname} @code{allow|deny}
1097@findex acl_policy
1098Set the default access control list policy, used in the event that
1099none of the explicit rules match. The default policy at startup is
1100always @code{deny}.
1101ETEXI
1102
1103 {
1104 .name = "acl_add",
1105 .args_type = "aclname:s,match:s,policy:s,index:i?",
1106 .params = "aclname match allow|deny [index]",
1107 .help = "add a match rule to the access control list",
1108 .mhandler.cmd = do_acl_add,
1109 },
1110
1111STEXI
1112@item acl_add @var{aclname} @var{match} @code{allow|deny} [@var{index}]
1113@findex acl_add
1114Add a match rule to the access control list, allowing or denying access.
1115The match will normally be an exact username or x509 distinguished name,
1116but can optionally include wildcard globs. eg @code{*@@EXAMPLE.COM} to
1117allow all users in the @code{EXAMPLE.COM} kerberos realm. The match will
1118normally be appended to the end of the ACL, but can be inserted
1119earlier in the list if the optional @var{index} parameter is supplied.
1120ETEXI
1121
1122 {
1123 .name = "acl_remove",
1124 .args_type = "aclname:s,match:s",
1125 .params = "aclname match",
1126 .help = "remove a match rule from the access control list",
1127 .mhandler.cmd = do_acl_remove,
1128 },
1129
1130STEXI
1131@item acl_remove @var{aclname} @var{match}
1132@findex acl_remove
1133Remove the specified match rule from the access control list.
1134ETEXI
1135
1136 {
1137 .name = "acl_reset",
1138 .args_type = "aclname:s",
1139 .params = "aclname",
1140 .help = "reset the access control list",
1141 .mhandler.cmd = do_acl_reset,
1142 },
1143
1144STEXI
1145@item acl_reset @var{aclname}
1146@findex acl_reset
1147Remove all matches from the access control list, and set the default
1148policy back to @code{deny}.
1149ETEXI
1150
1151#if defined(TARGET_I386)
1152
1153 {
1154 .name = "mce",
1155 .args_type = "broadcast:-b,cpu_index:i,bank:i,status:l,mcg_status:l,addr:l,misc:l",
1156 .params = "[-b] cpu bank status mcgstatus addr misc",
1157 .help = "inject a MCE on the given CPU [and broadcast to other CPUs with -b option]",
1158 .mhandler.cmd = do_inject_mce,
1159 },
1160
1161#endif
1162STEXI
1163@item mce @var{cpu} @var{bank} @var{status} @var{mcgstatus} @var{addr} @var{misc}
1164@findex mce (x86)
1165Inject an MCE on the given CPU (x86 only).
1166ETEXI
1167
1168 {
1169 .name = "getfd",
1170 .args_type = "fdname:s",
1171 .params = "getfd name",
1172 .help = "receive a file descriptor via SCM rights and assign it a name",
1173 .user_print = monitor_user_noop,
1174 .mhandler.cmd_new = do_getfd,
1175 },
1176
1177STEXI
1178@item getfd @var{fdname}
1179@findex getfd
1180If a file descriptor is passed alongside this command using the SCM_RIGHTS
1181mechanism on unix sockets, it is stored using the name @var{fdname} for
1182later use by other monitor commands.
1183ETEXI
1184
1185 {
1186 .name = "closefd",
1187 .args_type = "fdname:s",
1188 .params = "closefd name",
1189 .help = "close a file descriptor previously passed via SCM rights",
1190 .user_print = monitor_user_noop,
1191 .mhandler.cmd_new = do_closefd,
1192 },
1193
1194STEXI
1195@item closefd @var{fdname}
1196@findex closefd
1197Close the file descriptor previously assigned to @var{fdname} using the
1198@code{getfd} command. This is only needed if the file descriptor was never
1199used by another monitor command.
1200ETEXI
1201
1202 {
1203 .name = "block_passwd",
1204 .args_type = "device:B,password:s",
1205 .params = "block_passwd device password",
1206 .help = "set the password of encrypted block devices",
1207 .user_print = monitor_user_noop,
1208 .mhandler.cmd_new = do_block_set_passwd,
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 .user_print = monitor_user_noop,
1223 .mhandler.cmd_new = set_password,
1224 },
1225
1226STEXI
1227@item set_password [ vnc | spice ] password [ action-if-connected ]
1228@findex set_password
1229
1230Change spice/vnc password. Use zero to make the password stay valid
1231forever. @var{action-if-connected} specifies what should happen in
1232case a connection is established: @var{fail} makes the password change
1233fail. @var{disconnect} changes the password and disconnects the
1234client. @var{keep} changes the password and keeps the connection up.
1235@var{keep} is the default.
1236ETEXI
1237
1238 {
1239 .name = "expire_password",
1240 .args_type = "protocol:s,time:s",
1241 .params = "protocol time",
1242 .help = "set spice/vnc password expire-time",
1243 .user_print = monitor_user_noop,
1244 .mhandler.cmd_new = expire_password,
1245 },
1246
1247STEXI
1248@item expire_password [ vnc | spice ] expire-time
1249@findex expire_password
1250
1251Specify when a password for spice/vnc becomes
1252invalid. @var{expire-time} accepts:
1253
1254@table @var
1255@item now
1256Invalidate password instantly.
1257
1258@item never
1259Password stays valid forever.
1260
1261@item +nsec
1262Password stays valid for @var{nsec} seconds starting now.
1263
1264@item nsec
1265Password is invalidated at the given time. @var{nsec} are the seconds
1266passed since 1970, i.e. unix epoch.
1267
1268@end table
1269ETEXI
1270
1271 {
1272 .name = "info",
1273 .args_type = "item:s?",
1274 .params = "[subcommand]",
1275 .help = "show various information about the system state",
1276 .mhandler.cmd = do_info,
1277 },
1278
1279STEXI
1280@item info @var{subcommand}
1281@findex info
1282Show various information about the system state.
1283
1284@table @option
1285@item info version
1286show the version of QEMU
1287@item info network
1288show the various VLANs and the associated devices
1289@item info chardev
1290show the character devices
1291@item info block
1292show the block devices
1293@item info blockstats
1294show block device statistics
1295@item info registers
1296show the cpu registers
1297@item info cpus
1298show infos for each CPU
1299@item info history
1300show the command line history
1301@item info irq
1302show the interrupts statistics (if available)
1303@item info pic
1304show i8259 (PIC) state
1305@item info pci
1306show emulated PCI device info
1307@item info tlb
1308show virtual to physical memory mappings (i386, SH4 and SPARC only)
1309@item info mem
1310show the active virtual memory mappings (i386 only)
1311@item info jit
1312show dynamic compiler info
1313@item info numa
1314show NUMA information
1315@item info kvm
1316show KVM information
1317@item info usb
1318show USB devices plugged on the virtual USB hub
1319@item info usbhost
1320show all USB host devices
1321@item info profile
1322show profiling information
1323@item info capture
1324show information about active capturing
1325@item info snapshots
1326show list of VM snapshots
1327@item info status
1328show the current VM status (running|paused)
1329@item info pcmcia
1330show guest PCMCIA status
1331@item info mice
1332show which guest mouse is receiving events
1333@item info vnc
1334show the vnc server status
1335@item info name
1336show the current VM name
1337@item info uuid
1338show the current VM UUID
1339@item info cpustats
1340show CPU statistics
1341@item info usernet
1342show user network stack connection states
1343@item info migrate
1344show migration status
1345@item info balloon
1346show balloon information
1347@item info qtree
1348show device tree
1349@item info qdm
1350show qdev device model list
1351@item info roms
1352show roms
1353@end table
1354ETEXI
1355
1356#ifdef CONFIG_TRACE_SIMPLE
1357STEXI
1358@item info trace
1359show contents of trace buffer
1360ETEXI
1361#endif
1362
1363STEXI
1364@item info trace-events
1365show available trace events and their state
1366ETEXI
1367
1368STEXI
1369@end table
1370ETEXI