m68k: is_mem is useless
[qemu.git] / hmp-commands.hx
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1 HXCOMM Use DEFHEADING() to define headings in both help text and texi
2 HXCOMM Text between STEXI and ETEXI are copied to texi version and
3 HXCOMM discarded from C version
4 HXCOMM DEF(command, args, callback, arg_string, help) is used to construct
5 HXCOMM monitor commands
6 HXCOMM HXCOMM can be used for comments, discarded from both texi and C
8 STEXI
9 @table @option
10 ETEXI
13 .name = "help|?",
14 .args_type = "name:S?",
15 .params = "[cmd]",
16 .help = "show the help",
17 .mhandler.cmd = do_help_cmd,
20 STEXI
21 @item help or ? [@var{cmd}]
22 @findex help
23 Show the help for all commands or just for command @var{cmd}.
24 ETEXI
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 = hmp_commit,
34 STEXI
35 @item commit
36 @findex commit
37 Commit changes to the disk images (if -snapshot is used) or backing files.
38 If the backing file is smaller than the snapshot, then the backing file will be
39 resized to be the same size as the snapshot. If the snapshot is smaller than
40 the backing file, the backing file will not be truncated. If you want the
41 backing file to match the size of the smaller snapshot, you can safely truncate
42 it yourself once the commit operation successfully completes.
43 ETEXI
46 .name = "q|quit",
47 .args_type = "",
48 .params = "",
49 .help = "quit the emulator",
50 .mhandler.cmd = hmp_quit,
53 STEXI
54 @item q or quit
55 @findex quit
56 Quit the emulator.
57 ETEXI
60 .name = "block_resize",
61 .args_type = "device:B,size:o",
62 .params = "device size",
63 .help = "resize a block image",
64 .mhandler.cmd = hmp_block_resize,
67 STEXI
68 @item block_resize
69 @findex block_resize
70 Resize a block image while a guest is running. Usually requires guest
71 action to see the updated size. Resize to a lower size is supported,
72 but should be used with extreme caution. Note that this command only
73 resizes image files, it can not resize block devices like LVM volumes.
74 ETEXI
77 .name = "block_stream",
78 .args_type = "device:B,speed:o?,base:s?",
79 .params = "device [speed [base]]",
80 .help = "copy data from a backing file into a block device",
81 .mhandler.cmd = hmp_block_stream,
84 STEXI
85 @item block_stream
86 @findex block_stream
87 Copy data from a backing file into a block device.
88 ETEXI
91 .name = "block_job_set_speed",
92 .args_type = "device:B,speed:o",
93 .params = "device speed",
94 .help = "set maximum speed for a background block operation",
95 .mhandler.cmd = hmp_block_job_set_speed,
98 STEXI
99 @item block_job_set_speed
100 @findex block_job_set_speed
101 Set maximum speed for a background block operation.
102 ETEXI
105 .name = "block_job_cancel",
106 .args_type = "force:-f,device:B",
107 .params = "[-f] device",
108 .help = "stop an active background block operation (use -f"
109 "\n\t\t\t if the operation is currently paused)",
110 .mhandler.cmd = hmp_block_job_cancel,
113 STEXI
114 @item block_job_cancel
115 @findex block_job_cancel
116 Stop an active background block operation (streaming, mirroring).
117 ETEXI
120 .name = "block_job_complete",
121 .args_type = "device:B",
122 .params = "device",
123 .help = "stop an active background block operation",
124 .mhandler.cmd = hmp_block_job_complete,
127 STEXI
128 @item block_job_complete
129 @findex block_job_complete
130 Manually trigger completion of an active background block operation.
131 For mirroring, this will switch the device to the destination path.
132 ETEXI
135 .name = "block_job_pause",
136 .args_type = "device:B",
137 .params = "device",
138 .help = "pause an active background block operation",
139 .mhandler.cmd = hmp_block_job_pause,
142 STEXI
143 @item block_job_pause
144 @findex block_job_pause
145 Pause an active block streaming operation.
146 ETEXI
149 .name = "block_job_resume",
150 .args_type = "device:B",
151 .params = "device",
152 .help = "resume a paused background block operation",
153 .mhandler.cmd = hmp_block_job_resume,
156 STEXI
157 @item block_job_resume
158 @findex block_job_resume
159 Resume a paused block streaming operation.
160 ETEXI
163 .name = "eject",
164 .args_type = "force:-f,device:B",
165 .params = "[-f] device",
166 .help = "eject a removable medium (use -f to force it)",
167 .mhandler.cmd = hmp_eject,
170 STEXI
171 @item eject [-f] @var{device}
172 @findex eject
173 Eject a removable medium (use -f to force it).
174 ETEXI
177 .name = "drive_del",
178 .args_type = "id:B",
179 .params = "device",
180 .help = "remove host block device",
181 .mhandler.cmd = hmp_drive_del,
184 STEXI
185 @item drive_del @var{device}
186 @findex drive_del
187 Remove host block device. The result is that guest generated IO is no longer
188 submitted against the host device underlying the disk. Once a drive has
189 been deleted, the QEMU Block layer returns -EIO which results in IO
190 errors in the guest for applications that are reading/writing to the device.
191 These errors are always reported to the guest, regardless of the drive's error
192 actions (drive options rerror, werror).
193 ETEXI
196 .name = "change",
197 .args_type = "device:B,target:F,arg:s?",
198 .params = "device filename [format]",
199 .help = "change a removable medium, optional format",
200 .mhandler.cmd = hmp_change,
203 STEXI
204 @item change @var{device} @var{setting}
205 @findex change
206 Change the configuration of a device.
208 @table @option
209 @item change @var{diskdevice} @var{filename} [@var{format}]
210 Change the medium for a removable disk device to point to @var{filename}. eg
212 @example
213 (qemu) change ide1-cd0 /path/to/some.iso
214 @end example
216 @var{format} is optional.
218 @item change vnc @var{display},@var{options}
219 Change the configuration of the VNC server. The valid syntax for @var{display}
220 and @var{options} are described at @ref{sec_invocation}. eg
222 @example
223 (qemu) change vnc localhost:1
224 @end example
226 @item change vnc password [@var{password}]
228 Change the password associated with the VNC server. If the new password is not
229 supplied, the monitor will prompt for it to be entered. VNC passwords are only
230 significant up to 8 letters. eg
232 @example
233 (qemu) change vnc password
234 Password: ********
235 @end example
237 @end table
238 ETEXI
241 .name = "screendump",
242 .args_type = "filename:F",
243 .params = "filename",
244 .help = "save screen into PPM image 'filename'",
245 .mhandler.cmd = hmp_screendump,
248 STEXI
249 @item screendump @var{filename}
250 @findex screendump
251 Save screen into PPM image @var{filename}.
252 ETEXI
255 .name = "logfile",
256 .args_type = "filename:F",
257 .params = "filename",
258 .help = "output logs to 'filename'",
259 .mhandler.cmd = hmp_logfile,
262 STEXI
263 @item logfile @var{filename}
264 @findex logfile
265 Output logs to @var{filename}.
266 ETEXI
269 .name = "trace-event",
270 .args_type = "name:s,option:b",
271 .params = "name on|off",
272 .help = "changes status of a specific trace event",
273 .mhandler.cmd = hmp_trace_event,
276 STEXI
277 @item trace-event
278 @findex trace-event
279 changes status of a trace event
280 ETEXI
282 #if defined(CONFIG_TRACE_SIMPLE)
284 .name = "trace-file",
285 .args_type = "op:s?,arg:F?",
286 .params = "on|off|flush|set [arg]",
287 .help = "open, close, or flush trace file, or set a new file name",
288 .mhandler.cmd = hmp_trace_file,
291 STEXI
292 @item trace-file on|off|flush
293 @findex trace-file
294 Open, close, or flush the trace file. If no argument is given, the status of the trace file is displayed.
295 ETEXI
296 #endif
299 .name = "log",
300 .args_type = "items:s",
301 .params = "item1[,...]",
302 .help = "activate logging of the specified items",
303 .mhandler.cmd = hmp_log,
306 STEXI
307 @item log @var{item1}[,...]
308 @findex log
309 Activate logging of the specified items.
310 ETEXI
313 .name = "savevm",
314 .args_type = "name:s?",
315 .params = "[tag|id]",
316 .help = "save a VM snapshot. If no tag or id are provided, a new snapshot is created",
317 .mhandler.cmd = hmp_savevm,
320 STEXI
321 @item savevm [@var{tag}|@var{id}]
322 @findex savevm
323 Create a snapshot of the whole virtual machine. If @var{tag} is
324 provided, it is used as human readable identifier. If there is already
325 a snapshot with the same tag or ID, it is replaced. More info at
326 @ref{vm_snapshots}.
327 ETEXI
330 .name = "loadvm",
331 .args_type = "name:s",
332 .params = "tag|id",
333 .help = "restore a VM snapshot from its tag or id",
334 .mhandler.cmd = hmp_loadvm,
335 .command_completion = loadvm_completion,
338 STEXI
339 @item loadvm @var{tag}|@var{id}
340 @findex loadvm
341 Set the whole virtual machine to the snapshot identified by the tag
342 @var{tag} or the unique snapshot ID @var{id}.
343 ETEXI
346 .name = "delvm",
347 .args_type = "name:s",
348 .params = "tag|id",
349 .help = "delete a VM snapshot from its tag or id",
350 .mhandler.cmd = hmp_delvm,
351 .command_completion = delvm_completion,
354 STEXI
355 @item delvm @var{tag}|@var{id}
356 @findex delvm
357 Delete the snapshot identified by @var{tag} or @var{id}.
358 ETEXI
361 .name = "singlestep",
362 .args_type = "option:s?",
363 .params = "[on|off]",
364 .help = "run emulation in singlestep mode or switch to normal mode",
365 .mhandler.cmd = hmp_singlestep,
368 STEXI
369 @item singlestep [off]
370 @findex singlestep
371 Run the emulation in single step mode.
372 If called with option off, the emulation returns to normal mode.
373 ETEXI
376 .name = "stop",
377 .args_type = "",
378 .params = "",
379 .help = "stop emulation",
380 .mhandler.cmd = hmp_stop,
383 STEXI
384 @item stop
385 @findex stop
386 Stop emulation.
387 ETEXI
390 .name = "c|cont",
391 .args_type = "",
392 .params = "",
393 .help = "resume emulation",
394 .mhandler.cmd = hmp_cont,
397 STEXI
398 @item c or cont
399 @findex cont
400 Resume emulation.
401 ETEXI
404 .name = "system_wakeup",
405 .args_type = "",
406 .params = "",
407 .help = "wakeup guest from suspend",
408 .mhandler.cmd = hmp_system_wakeup,
411 STEXI
412 @item system_wakeup
413 @findex system_wakeup
414 Wakeup guest from suspend.
415 ETEXI
418 .name = "gdbserver",
419 .args_type = "device:s?",
420 .params = "[device]",
421 .help = "start gdbserver on given device (default 'tcp::1234'), stop with 'none'",
422 .mhandler.cmd = hmp_gdbserver,
425 STEXI
426 @item gdbserver [@var{port}]
427 @findex gdbserver
428 Start gdbserver session (default @var{port}=1234)
429 ETEXI
432 .name = "x",
433 .args_type = "fmt:/,addr:l",
434 .params = "/fmt addr",
435 .help = "virtual memory dump starting at 'addr'",
436 .mhandler.cmd = hmp_memory_dump,
439 STEXI
440 @item x/fmt @var{addr}
441 @findex x
442 Virtual memory dump starting at @var{addr}.
443 ETEXI
446 .name = "xp",
447 .args_type = "fmt:/,addr:l",
448 .params = "/fmt addr",
449 .help = "physical memory dump starting at 'addr'",
450 .mhandler.cmd = hmp_physical_memory_dump,
453 STEXI
454 @item xp /@var{fmt} @var{addr}
455 @findex xp
456 Physical memory dump starting at @var{addr}.
458 @var{fmt} is a format which tells the command how to format the
459 data. Its syntax is: @option{/@{count@}@{format@}@{size@}}
461 @table @var
462 @item count
463 is the number of items to be dumped.
465 @item format
466 can be x (hex), d (signed decimal), u (unsigned decimal), o (octal),
467 c (char) or i (asm instruction).
469 @item size
470 can be b (8 bits), h (16 bits), w (32 bits) or g (64 bits). On x86,
471 @code{h} or @code{w} can be specified with the @code{i} format to
472 respectively select 16 or 32 bit code instruction size.
474 @end table
476 Examples:
477 @itemize
478 @item
479 Dump 10 instructions at the current instruction pointer:
480 @example
481 (qemu) x/10i $eip
482 0x90107063: ret
483 0x90107064: sti
484 0x90107065: lea 0x0(%esi,1),%esi
485 0x90107069: lea 0x0(%edi,1),%edi
486 0x90107070: ret
487 0x90107071: jmp 0x90107080
488 0x90107073: nop
489 0x90107074: nop
490 0x90107075: nop
491 0x90107076: nop
492 @end example
494 @item
495 Dump 80 16 bit values at the start of the video memory.
496 @smallexample
497 (qemu) xp/80hx 0xb8000
498 0x000b8000: 0x0b50 0x0b6c 0x0b65 0x0b78 0x0b38 0x0b36 0x0b2f 0x0b42
499 0x000b8010: 0x0b6f 0x0b63 0x0b68 0x0b73 0x0b20 0x0b56 0x0b47 0x0b41
500 0x000b8020: 0x0b42 0x0b69 0x0b6f 0x0b73 0x0b20 0x0b63 0x0b75 0x0b72
501 0x000b8030: 0x0b72 0x0b65 0x0b6e 0x0b74 0x0b2d 0x0b63 0x0b76 0x0b73
502 0x000b8040: 0x0b20 0x0b30 0x0b35 0x0b20 0x0b4e 0x0b6f 0x0b76 0x0b20
503 0x000b8050: 0x0b32 0x0b30 0x0b30 0x0b33 0x0720 0x0720 0x0720 0x0720
504 0x000b8060: 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720
505 0x000b8070: 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720
506 0x000b8080: 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720
507 0x000b8090: 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720
508 @end smallexample
509 @end itemize
510 ETEXI
513 .name = "p|print",
514 .args_type = "fmt:/,val:l",
515 .params = "/fmt expr",
516 .help = "print expression value (use $reg for CPU register access)",
517 .mhandler.cmd = do_print,
520 STEXI
521 @item p or print/@var{fmt} @var{expr}
522 @findex print
523 Print expression value. Only the @var{format} part of @var{fmt} is
524 used.
525 ETEXI
528 .name = "i",
529 .args_type = "fmt:/,addr:i,index:i.",
530 .params = "/fmt addr",
531 .help = "I/O port read",
532 .mhandler.cmd = hmp_ioport_read,
535 STEXI
536 @item i/@var{fmt} @var{addr} [.@var{index}]
537 @findex i
538 Read I/O port.
539 ETEXI
542 .name = "o",
543 .args_type = "fmt:/,addr:i,val:i",
544 .params = "/fmt addr value",
545 .help = "I/O port write",
546 .mhandler.cmd = hmp_ioport_write,
549 STEXI
550 @item o/@var{fmt} @var{addr} @var{val}
551 @findex o
552 Write to I/O port.
553 ETEXI
556 .name = "sendkey",
557 .args_type = "keys:s,hold-time:i?",
558 .params = "keys [hold_ms]",
559 .help = "send keys to the VM (e.g. 'sendkey ctrl-alt-f1', default hold time=100 ms)",
560 .mhandler.cmd = hmp_sendkey,
561 .command_completion = sendkey_completion,
564 STEXI
565 @item sendkey @var{keys}
566 @findex sendkey
567 Send @var{keys} to the guest. @var{keys} could be the name of the
568 key or the raw value in hexadecimal format. Use @code{-} to press
569 several keys simultaneously. Example:
570 @example
571 sendkey ctrl-alt-f1
572 @end example
574 This command is useful to send keys that your graphical user interface
575 intercepts at low level, such as @code{ctrl-alt-f1} in X Window.
576 ETEXI
579 .name = "system_reset",
580 .args_type = "",
581 .params = "",
582 .help = "reset the system",
583 .mhandler.cmd = hmp_system_reset,
586 STEXI
587 @item system_reset
588 @findex system_reset
589 Reset the system.
590 ETEXI
593 .name = "system_powerdown",
594 .args_type = "",
595 .params = "",
596 .help = "send system power down event",
597 .mhandler.cmd = hmp_system_powerdown,
600 STEXI
601 @item system_powerdown
602 @findex system_powerdown
603 Power down the system (if supported).
604 ETEXI
607 .name = "sum",
608 .args_type = "start:i,size:i",
609 .params = "addr size",
610 .help = "compute the checksum of a memory region",
611 .mhandler.cmd = hmp_sum,
614 STEXI
615 @item sum @var{addr} @var{size}
616 @findex sum
617 Compute the checksum of a memory region.
618 ETEXI
621 .name = "usb_add",
622 .args_type = "devname:s",
623 .params = "device",
624 .help = "add USB device (e.g. 'host:bus.addr' or 'host:vendor_id:product_id')",
625 .mhandler.cmd = hmp_usb_add,
628 STEXI
629 @item usb_add @var{devname}
630 @findex usb_add
631 Add the USB device @var{devname}. For details of available devices see
632 @ref{usb_devices}
633 ETEXI
636 .name = "usb_del",
637 .args_type = "devname:s",
638 .params = "device",
639 .help = "remove USB device 'bus.addr'",
640 .mhandler.cmd = hmp_usb_del,
643 STEXI
644 @item usb_del @var{devname}
645 @findex usb_del
646 Remove the USB device @var{devname} from the QEMU virtual USB
647 hub. @var{devname} has the syntax @code{bus.addr}. Use the monitor
648 command @code{info usb} to see the devices you can remove.
649 ETEXI
652 .name = "device_add",
653 .args_type = "device:O",
654 .params = "driver[,prop=value][,...]",
655 .help = "add device, like -device on the command line",
656 .mhandler.cmd = hmp_device_add,
657 .command_completion = device_add_completion,
660 STEXI
661 @item device_add @var{config}
662 @findex device_add
663 Add device.
664 ETEXI
667 .name = "device_del",
668 .args_type = "id:s",
669 .params = "device",
670 .help = "remove device",
671 .mhandler.cmd = hmp_device_del,
672 .command_completion = device_del_completion,
675 STEXI
676 @item device_del @var{id}
677 @findex device_del
678 Remove device @var{id}.
679 ETEXI
682 .name = "cpu",
683 .args_type = "index:i",
684 .params = "index",
685 .help = "set the default CPU",
686 .mhandler.cmd = hmp_cpu,
689 STEXI
690 @item cpu @var{index}
691 @findex cpu
692 Set the default CPU.
693 ETEXI
696 .name = "mouse_move",
697 .args_type = "dx_str:s,dy_str:s,dz_str:s?",
698 .params = "dx dy [dz]",
699 .help = "send mouse move events",
700 .mhandler.cmd = hmp_mouse_move,
703 STEXI
704 @item mouse_move @var{dx} @var{dy} [@var{dz}]
705 @findex mouse_move
706 Move the active mouse to the specified coordinates @var{dx} @var{dy}
707 with optional scroll axis @var{dz}.
708 ETEXI
711 .name = "mouse_button",
712 .args_type = "button_state:i",
713 .params = "state",
714 .help = "change mouse button state (1=L, 2=M, 4=R)",
715 .mhandler.cmd = hmp_mouse_button,
718 STEXI
719 @item mouse_button @var{val}
720 @findex mouse_button
721 Change the active mouse button state @var{val} (1=L, 2=M, 4=R).
722 ETEXI
725 .name = "mouse_set",
726 .args_type = "index:i",
727 .params = "index",
728 .help = "set which mouse device receives events",
729 .mhandler.cmd = hmp_mouse_set,
732 STEXI
733 @item mouse_set @var{index}
734 @findex mouse_set
735 Set which mouse device receives events at given @var{index}, index
736 can be obtained with
737 @example
738 info mice
739 @end example
740 ETEXI
743 .name = "wavcapture",
744 .args_type = "path:F,freq:i?,bits:i?,nchannels:i?",
745 .params = "path [frequency [bits [channels]]]",
746 .help = "capture audio to a wave file (default frequency=44100 bits=16 channels=2)",
747 .mhandler.cmd = hmp_wavcapture,
749 STEXI
750 @item wavcapture @var{filename} [@var{frequency} [@var{bits} [@var{channels}]]]
751 @findex wavcapture
752 Capture audio into @var{filename}. Using sample rate @var{frequency}
753 bits per sample @var{bits} and number of channels @var{channels}.
755 Defaults:
756 @itemize @minus
757 @item Sample rate = 44100 Hz - CD quality
758 @item Bits = 16
759 @item Number of channels = 2 - Stereo
760 @end itemize
761 ETEXI
764 .name = "stopcapture",
765 .args_type = "n:i",
766 .params = "capture index",
767 .help = "stop capture",
768 .mhandler.cmd = hmp_stopcapture,
770 STEXI
771 @item stopcapture @var{index}
772 @findex stopcapture
773 Stop capture with a given @var{index}, index can be obtained with
774 @example
775 info capture
776 @end example
777 ETEXI
780 .name = "memsave",
781 .args_type = "val:l,size:i,filename:s",
782 .params = "addr size file",
783 .help = "save to disk virtual memory dump starting at 'addr' of size 'size'",
784 .mhandler.cmd = hmp_memsave,
787 STEXI
788 @item memsave @var{addr} @var{size} @var{file}
789 @findex memsave
790 save to disk virtual memory dump starting at @var{addr} of size @var{size}.
791 ETEXI
794 .name = "pmemsave",
795 .args_type = "val:l,size:i,filename:s",
796 .params = "addr size file",
797 .help = "save to disk physical memory dump starting at 'addr' of size 'size'",
798 .mhandler.cmd = hmp_pmemsave,
801 STEXI
802 @item pmemsave @var{addr} @var{size} @var{file}
803 @findex pmemsave
804 save to disk physical memory dump starting at @var{addr} of size @var{size}.
805 ETEXI
808 .name = "boot_set",
809 .args_type = "bootdevice:s",
810 .params = "bootdevice",
811 .help = "define new values for the boot device list",
812 .mhandler.cmd = hmp_boot_set,
815 STEXI
816 @item boot_set @var{bootdevicelist}
817 @findex boot_set
818 Define new values for the boot device list. Those values will override
819 the values specified on the command line through the @code{-boot} option.
821 The values that can be specified here depend on the machine type, but are
822 the same that can be specified in the @code{-boot} command line option.
823 ETEXI
826 .name = "nmi",
827 .args_type = "",
828 .params = "",
829 .help = "inject an NMI",
830 .mhandler.cmd = hmp_nmi,
832 STEXI
833 @item nmi @var{cpu}
834 @findex nmi
835 Inject an NMI on the default CPU (x86/s390) or all CPUs (ppc64).
837 ETEXI
840 .name = "ringbuf_write",
841 .args_type = "device:s,data:s",
842 .params = "device data",
843 .help = "Write to a ring buffer character device",
844 .mhandler.cmd = hmp_ringbuf_write,
845 .command_completion = ringbuf_write_completion,
848 STEXI
849 @item ringbuf_write @var{device} @var{data}
850 @findex ringbuf_write
851 Write @var{data} to ring buffer character device @var{device}.
852 @var{data} must be a UTF-8 string.
854 ETEXI
857 .name = "ringbuf_read",
858 .args_type = "device:s,size:i",
859 .params = "device size",
860 .help = "Read from a ring buffer character device",
861 .mhandler.cmd = hmp_ringbuf_read,
862 .command_completion = ringbuf_write_completion,
865 STEXI
866 @item ringbuf_read @var{device}
867 @findex ringbuf_read
868 Read and print up to @var{size} bytes from ring buffer character
869 device @var{device}.
870 Certain non-printable characters are printed \uXXXX, where XXXX is the
871 character code in hexadecimal. Character \ is printed \\.
872 Bug: can screw up when the buffer contains invalid UTF-8 sequences,
873 NUL characters, after the ring buffer lost data, and when reading
874 stops because the size limit is reached.
876 ETEXI
879 .name = "migrate",
880 .args_type = "detach:-d,blk:-b,inc:-i,uri:s",
881 .params = "[-d] [-b] [-i] uri",
882 .help = "migrate to URI (using -d to not wait for completion)"
883 "\n\t\t\t -b for migration without shared storage with"
884 " full copy of disk\n\t\t\t -i for migration without "
885 "shared storage with incremental copy of disk "
886 "(base image shared between src and destination)",
887 .mhandler.cmd = hmp_migrate,
891 STEXI
892 @item migrate [-d] [-b] [-i] @var{uri}
893 @findex migrate
894 Migrate to @var{uri} (using -d to not wait for completion).
895 -b for migration with full copy of disk
896 -i for migration with incremental copy of disk (base image is shared)
897 ETEXI
900 .name = "migrate_cancel",
901 .args_type = "",
902 .params = "",
903 .help = "cancel the current VM migration",
904 .mhandler.cmd = hmp_migrate_cancel,
907 STEXI
908 @item migrate_cancel
909 @findex migrate_cancel
910 Cancel the current VM migration.
912 ETEXI
915 .name = "migrate_incoming",
916 .args_type = "uri:s",
917 .params = "uri",
918 .help = "Continue an incoming migration from an -incoming defer",
919 .mhandler.cmd = hmp_migrate_incoming,
922 STEXI
923 @item migrate_incoming @var{uri}
924 @findex migrate_incoming
925 Continue an incoming migration using the @var{uri} (that has the same syntax
926 as the -incoming option).
928 ETEXI
931 .name = "migrate_set_cache_size",
932 .args_type = "value:o",
933 .params = "value",
934 .help = "set cache size (in bytes) for XBZRLE migrations,"
935 "the cache size will be rounded down to the nearest "
936 "power of 2.\n"
937 "The cache size affects the number of cache misses."
938 "In case of a high cache miss ratio you need to increase"
939 " the cache size",
940 .mhandler.cmd = hmp_migrate_set_cache_size,
943 STEXI
944 @item migrate_set_cache_size @var{value}
945 @findex migrate_set_cache_size
946 Set cache size to @var{value} (in bytes) for xbzrle migrations.
947 ETEXI
950 .name = "migrate_set_speed",
951 .args_type = "value:o",
952 .params = "value",
953 .help = "set maximum speed (in bytes) for migrations. "
954 "Defaults to MB if no size suffix is specified, ie. B/K/M/G/T",
955 .mhandler.cmd = hmp_migrate_set_speed,
958 STEXI
959 @item migrate_set_speed @var{value}
960 @findex migrate_set_speed
961 Set maximum speed to @var{value} (in bytes) for migrations.
962 ETEXI
965 .name = "migrate_set_downtime",
966 .args_type = "value:T",
967 .params = "value",
968 .help = "set maximum tolerated downtime (in seconds) for migrations",
969 .mhandler.cmd = hmp_migrate_set_downtime,
972 STEXI
973 @item migrate_set_downtime @var{second}
974 @findex migrate_set_downtime
975 Set maximum tolerated downtime (in seconds) for migration.
976 ETEXI
979 .name = "migrate_set_capability",
980 .args_type = "capability:s,state:b",
981 .params = "capability state",
982 .help = "Enable/Disable the usage of a capability for migration",
983 .mhandler.cmd = hmp_migrate_set_capability,
984 .command_completion = migrate_set_capability_completion,
987 STEXI
988 @item migrate_set_capability @var{capability} @var{state}
989 @findex migrate_set_capability
990 Enable/Disable the usage of a capability @var{capability} for migration.
991 ETEXI
994 .name = "migrate_set_parameter",
995 .args_type = "parameter:s,value:i",
996 .params = "parameter value",
997 .help = "Set the parameter for migration",
998 .mhandler.cmd = hmp_migrate_set_parameter,
999 .command_completion = migrate_set_parameter_completion,
1002 STEXI
1003 @item migrate_set_parameter @var{parameter} @var{value}
1004 @findex migrate_set_parameter
1005 Set the parameter @var{parameter} for migration.
1006 ETEXI
1009 .name = "client_migrate_info",
1010 .args_type = "protocol:s,hostname:s,port:i?,tls-port:i?,cert-subject:s?",
1011 .params = "protocol hostname port tls-port cert-subject",
1012 .help = "set migration information for remote display",
1013 .mhandler.cmd = hmp_client_migrate_info,
1016 STEXI
1017 @item client_migrate_info @var{protocol} @var{hostname} @var{port} @var{tls-port} @var{cert-subject}
1018 @findex client_migrate_info
1019 Set migration information for remote display. This makes the server
1020 ask the client to automatically reconnect using the new parameters
1021 once migration finished successfully. Only implemented for SPICE.
1022 ETEXI
1025 .name = "dump-guest-memory",
1026 .args_type = "paging:-p,zlib:-z,lzo:-l,snappy:-s,filename:F,begin:i?,length:i?",
1027 .params = "[-p] [-z|-l|-s] filename [begin length]",
1028 .help = "dump guest memory into file 'filename'.\n\t\t\t"
1029 "-p: do paging to get guest's memory mapping.\n\t\t\t"
1030 "-z: dump in kdump-compressed format, with zlib compression.\n\t\t\t"
1031 "-l: dump in kdump-compressed format, with lzo compression.\n\t\t\t"
1032 "-s: dump in kdump-compressed format, with snappy compression.\n\t\t\t"
1033 "begin: the starting physical address.\n\t\t\t"
1034 "length: the memory size, in bytes.",
1035 .mhandler.cmd = hmp_dump_guest_memory,
1039 STEXI
1040 @item dump-guest-memory [-p] @var{filename} @var{begin} @var{length}
1041 @item dump-guest-memory [-z|-l|-s] @var{filename}
1042 @findex dump-guest-memory
1043 Dump guest memory to @var{protocol}. The file can be processed with crash or
1044 gdb. Without -z|-l|-s, the dump format is ELF.
1045 -p: do paging to get guest's memory mapping.
1046 -z: dump in kdump-compressed format, with zlib compression.
1047 -l: dump in kdump-compressed format, with lzo compression.
1048 -s: dump in kdump-compressed format, with snappy compression.
1049 filename: dump file name.
1050 begin: the starting physical address. It's optional, and should be
1051 specified together with length.
1052 length: the memory size, in bytes. It's optional, and should be specified
1053 together with begin.
1054 ETEXI
1057 .name = "snapshot_blkdev",
1058 .args_type = "reuse:-n,device:B,snapshot-file:s?,format:s?",
1059 .params = "[-n] device [new-image-file] [format]",
1060 .help = "initiates a live snapshot\n\t\t\t"
1061 "of device. If a new image file is specified, the\n\t\t\t"
1062 "new image file will become the new root image.\n\t\t\t"
1063 "If format is specified, the snapshot file will\n\t\t\t"
1064 "be created in that format.\n\t\t\t"
1065 "The default format is qcow2. The -n flag requests QEMU\n\t\t\t"
1066 "to reuse the image found in new-image-file, instead of\n\t\t\t"
1067 "recreating it from scratch.",
1068 .mhandler.cmd = hmp_snapshot_blkdev,
1071 STEXI
1072 @item snapshot_blkdev
1073 @findex snapshot_blkdev
1074 Snapshot device, using snapshot file as target if provided
1075 ETEXI
1078 .name = "snapshot_blkdev_internal",
1079 .args_type = "device:B,name:s",
1080 .params = "device name",
1081 .help = "take an internal snapshot of device.\n\t\t\t"
1082 "The format of the image used by device must\n\t\t\t"
1083 "support it, such as qcow2.\n\t\t\t",
1084 .mhandler.cmd = hmp_snapshot_blkdev_internal,
1087 STEXI
1088 @item snapshot_blkdev_internal
1089 @findex snapshot_blkdev_internal
1090 Take an internal snapshot on device if it support
1091 ETEXI
1094 .name = "snapshot_delete_blkdev_internal",
1095 .args_type = "device:B,name:s,id:s?",
1096 .params = "device name [id]",
1097 .help = "delete an internal snapshot of device.\n\t\t\t"
1098 "If id is specified, qemu will try delete\n\t\t\t"
1099 "the snapshot matching both id and name.\n\t\t\t"
1100 "The format of the image used by device must\n\t\t\t"
1101 "support it, such as qcow2.\n\t\t\t",
1102 .mhandler.cmd = hmp_snapshot_delete_blkdev_internal,
1105 STEXI
1106 @item snapshot_delete_blkdev_internal
1107 @findex snapshot_delete_blkdev_internal
1108 Delete an internal snapshot on device if it support
1109 ETEXI
1112 .name = "drive_mirror",
1113 .args_type = "reuse:-n,full:-f,device:B,target:s,format:s?",
1114 .params = "[-n] [-f] device target [format]",
1115 .help = "initiates live storage\n\t\t\t"
1116 "migration for a device. The device's contents are\n\t\t\t"
1117 "copied to the new image file, including data that\n\t\t\t"
1118 "is written after the command is started.\n\t\t\t"
1119 "The -n flag requests QEMU to reuse the image found\n\t\t\t"
1120 "in new-image-file, instead of recreating it from scratch.\n\t\t\t"
1121 "The -f flag requests QEMU to copy the whole disk,\n\t\t\t"
1122 "so that the result does not need a backing file.\n\t\t\t",
1123 .mhandler.cmd = hmp_drive_mirror,
1125 STEXI
1126 @item drive_mirror
1127 @findex drive_mirror
1128 Start mirroring a block device's writes to a new destination,
1129 using the specified target.
1130 ETEXI
1133 .name = "drive_backup",
1134 .args_type = "reuse:-n,full:-f,device:B,target:s,format:s?",
1135 .params = "[-n] [-f] device target [format]",
1136 .help = "initiates a point-in-time\n\t\t\t"
1137 "copy for a device. The device's contents are\n\t\t\t"
1138 "copied to the new image file, excluding data that\n\t\t\t"
1139 "is written after the command is started.\n\t\t\t"
1140 "The -n flag requests QEMU to reuse the image found\n\t\t\t"
1141 "in new-image-file, instead of recreating it from scratch.\n\t\t\t"
1142 "The -f flag requests QEMU to copy the whole disk,\n\t\t\t"
1143 "so that the result does not need a backing file.\n\t\t\t",
1144 .mhandler.cmd = hmp_drive_backup,
1146 STEXI
1147 @item drive_backup
1148 @findex drive_backup
1149 Start a point-in-time copy of a block device to a specificed target.
1150 ETEXI
1153 .name = "drive_add",
1154 .args_type = "pci_addr:s,opts:s",
1155 .params = "[[<domain>:]<bus>:]<slot>\n"
1156 "[file=file][,if=type][,bus=n]\n"
1157 "[,unit=m][,media=d][,index=i]\n"
1158 "[,cyls=c,heads=h,secs=s[,trans=t]]\n"
1159 "[,snapshot=on|off][,cache=on|off]\n"
1160 "[,readonly=on|off][,copy-on-read=on|off]",
1161 .help = "add drive to PCI storage controller",
1162 .mhandler.cmd = hmp_drive_add,
1165 STEXI
1166 @item drive_add
1167 @findex drive_add
1168 Add drive to PCI storage controller.
1169 ETEXI
1172 .name = "pcie_aer_inject_error",
1173 .args_type = "advisory_non_fatal:-a,correctable:-c,"
1174 "id:s,error_status:s,"
1175 "header0:i?,header1:i?,header2:i?,header3:i?,"
1176 "prefix0:i?,prefix1:i?,prefix2:i?,prefix3:i?",
1177 .params = "[-a] [-c] id "
1178 "<error_status> [<tlp header> [<tlp header prefix>]]",
1179 .help = "inject pcie aer error\n\t\t\t"
1180 " -a for advisory non fatal error\n\t\t\t"
1181 " -c for correctable error\n\t\t\t"
1182 "<id> = qdev device id\n\t\t\t"
1183 "<error_status> = error string or 32bit\n\t\t\t"
1184 "<tlb header> = 32bit x 4\n\t\t\t"
1185 "<tlb header prefix> = 32bit x 4",
1186 .mhandler.cmd = hmp_pcie_aer_inject_error,
1189 STEXI
1190 @item pcie_aer_inject_error
1191 @findex pcie_aer_inject_error
1192 Inject PCIe AER error
1193 ETEXI
1196 .name = "host_net_add",
1197 .args_type = "device:s,opts:s?",
1198 .params = "tap|user|socket|vde|netmap|bridge|vhost-user|dump [options]",
1199 .help = "add host VLAN client",
1200 .mhandler.cmd = hmp_host_net_add,
1201 .command_completion = host_net_add_completion,
1204 STEXI
1205 @item host_net_add
1206 @findex host_net_add
1207 Add host VLAN client.
1208 ETEXI
1211 .name = "host_net_remove",
1212 .args_type = "vlan_id:i,device:s",
1213 .params = "vlan_id name",
1214 .help = "remove host VLAN client",
1215 .mhandler.cmd = hmp_host_net_remove,
1216 .command_completion = host_net_remove_completion,
1219 STEXI
1220 @item host_net_remove
1221 @findex host_net_remove
1222 Remove host VLAN client.
1223 ETEXI
1226 .name = "netdev_add",
1227 .args_type = "netdev:O",
1228 .params = "[user|tap|socket|vde|bridge|hubport|netmap|vhost-user],id=str[,prop=value][,...]",
1229 .help = "add host network device",
1230 .mhandler.cmd = hmp_netdev_add,
1231 .command_completion = netdev_add_completion,
1234 STEXI
1235 @item netdev_add
1236 @findex netdev_add
1237 Add host network device.
1238 ETEXI
1241 .name = "netdev_del",
1242 .args_type = "id:s",
1243 .params = "id",
1244 .help = "remove host network device",
1245 .mhandler.cmd = hmp_netdev_del,
1246 .command_completion = netdev_del_completion,
1249 STEXI
1250 @item netdev_del
1251 @findex netdev_del
1252 Remove host network device.
1253 ETEXI
1256 .name = "object_add",
1257 .args_type = "object:O",
1258 .params = "[qom-type=]type,id=str[,prop=value][,...]",
1259 .help = "create QOM object",
1260 .mhandler.cmd = hmp_object_add,
1261 .command_completion = object_add_completion,
1264 STEXI
1265 @item object_add
1266 @findex object_add
1267 Create QOM object.
1268 ETEXI
1271 .name = "object_del",
1272 .args_type = "id:s",
1273 .params = "id",
1274 .help = "destroy QOM object",
1275 .mhandler.cmd = hmp_object_del,
1276 .command_completion = object_del_completion,
1279 STEXI
1280 @item object_del
1281 @findex object_del
1282 Destroy QOM object.
1283 ETEXI
1285 #ifdef CONFIG_SLIRP
1287 .name = "hostfwd_add",
1288 .args_type = "arg1:s,arg2:s?,arg3:s?",
1289 .params = "[vlan_id name] [tcp|udp]:[hostaddr]:hostport-[guestaddr]:guestport",
1290 .help = "redirect TCP or UDP connections from host to guest (requires -net user)",
1291 .mhandler.cmd = hmp_hostfwd_add,
1293 #endif
1294 STEXI
1295 @item hostfwd_add
1296 @findex hostfwd_add
1297 Redirect TCP or UDP connections from host to guest (requires -net user).
1298 ETEXI
1300 #ifdef CONFIG_SLIRP
1302 .name = "hostfwd_remove",
1303 .args_type = "arg1:s,arg2:s?,arg3:s?",
1304 .params = "[vlan_id name] [tcp|udp]:[hostaddr]:hostport",
1305 .help = "remove host-to-guest TCP or UDP redirection",
1306 .mhandler.cmd = hmp_hostfwd_remove,
1309 #endif
1310 STEXI
1311 @item hostfwd_remove
1312 @findex hostfwd_remove
1313 Remove host-to-guest TCP or UDP redirection.
1314 ETEXI
1317 .name = "balloon",
1318 .args_type = "value:M",
1319 .params = "target",
1320 .help = "request VM to change its memory allocation (in MB)",
1321 .mhandler.cmd = hmp_balloon,
1324 STEXI
1325 @item balloon @var{value}
1326 @findex balloon
1327 Request VM to change its memory allocation to @var{value} (in MB).
1328 ETEXI
1331 .name = "set_link",
1332 .args_type = "name:s,up:b",
1333 .params = "name on|off",
1334 .help = "change the link status of a network adapter",
1335 .mhandler.cmd = hmp_set_link,
1336 .command_completion = set_link_completion,
1339 STEXI
1340 @item set_link @var{name} [on|off]
1341 @findex set_link
1342 Switch link @var{name} on (i.e. up) or off (i.e. down).
1343 ETEXI
1346 .name = "watchdog_action",
1347 .args_type = "action:s",
1348 .params = "[reset|shutdown|poweroff|pause|debug|none]",
1349 .help = "change watchdog action",
1350 .mhandler.cmd = hmp_watchdog_action,
1351 .command_completion = watchdog_action_completion,
1354 STEXI
1355 @item watchdog_action
1356 @findex watchdog_action
1357 Change watchdog action.
1358 ETEXI
1361 .name = "acl_show",
1362 .args_type = "aclname:s",
1363 .params = "aclname",
1364 .help = "list rules in the access control list",
1365 .mhandler.cmd = hmp_acl_show,
1368 STEXI
1369 @item acl_show @var{aclname}
1370 @findex acl_show
1371 List all the matching rules in the access control list, and the default
1372 policy. There are currently two named access control lists,
1373 @var{vnc.x509dname} and @var{vnc.username} matching on the x509 client
1374 certificate distinguished name, and SASL username respectively.
1375 ETEXI
1378 .name = "acl_policy",
1379 .args_type = "aclname:s,policy:s",
1380 .params = "aclname allow|deny",
1381 .help = "set default access control list policy",
1382 .mhandler.cmd = hmp_acl_policy,
1385 STEXI
1386 @item acl_policy @var{aclname} @code{allow|deny}
1387 @findex acl_policy
1388 Set the default access control list policy, used in the event that
1389 none of the explicit rules match. The default policy at startup is
1390 always @code{deny}.
1391 ETEXI
1394 .name = "acl_add",
1395 .args_type = "aclname:s,match:s,policy:s,index:i?",
1396 .params = "aclname match allow|deny [index]",
1397 .help = "add a match rule to the access control list",
1398 .mhandler.cmd = hmp_acl_add,
1401 STEXI
1402 @item acl_add @var{aclname} @var{match} @code{allow|deny} [@var{index}]
1403 @findex acl_add
1404 Add a match rule to the access control list, allowing or denying access.
1405 The match will normally be an exact username or x509 distinguished name,
1406 but can optionally include wildcard globs. eg @code{*@@EXAMPLE.COM} to
1407 allow all users in the @code{EXAMPLE.COM} kerberos realm. The match will
1408 normally be appended to the end of the ACL, but can be inserted
1409 earlier in the list if the optional @var{index} parameter is supplied.
1410 ETEXI
1413 .name = "acl_remove",
1414 .args_type = "aclname:s,match:s",
1415 .params = "aclname match",
1416 .help = "remove a match rule from the access control list",
1417 .mhandler.cmd = hmp_acl_remove,
1420 STEXI
1421 @item acl_remove @var{aclname} @var{match}
1422 @findex acl_remove
1423 Remove the specified match rule from the access control list.
1424 ETEXI
1427 .name = "acl_reset",
1428 .args_type = "aclname:s",
1429 .params = "aclname",
1430 .help = "reset the access control list",
1431 .mhandler.cmd = hmp_acl_reset,
1434 STEXI
1435 @item acl_reset @var{aclname}
1436 @findex acl_reset
1437 Remove all matches from the access control list, and set the default
1438 policy back to @code{deny}.
1439 ETEXI
1442 .name = "nbd_server_start",
1443 .args_type = "all:-a,writable:-w,uri:s",
1444 .params = "nbd_server_start [-a] [-w] host:port",
1445 .help = "serve block devices on the given host and port",
1446 .mhandler.cmd = hmp_nbd_server_start,
1448 STEXI
1449 @item nbd_server_start @var{host}:@var{port}
1450 @findex nbd_server_start
1451 Start an NBD server on the given host and/or port. If the @option{-a}
1452 option is included, all of the virtual machine's block devices that
1453 have an inserted media on them are automatically exported; in this case,
1454 the @option{-w} option makes the devices writable too.
1455 ETEXI
1458 .name = "nbd_server_add",
1459 .args_type = "writable:-w,device:B",
1460 .params = "nbd_server_add [-w] device",
1461 .help = "export a block device via NBD",
1462 .mhandler.cmd = hmp_nbd_server_add,
1464 STEXI
1465 @item nbd_server_add @var{device}
1466 @findex nbd_server_add
1467 Export a block device through QEMU's NBD server, which must be started
1468 beforehand with @command{nbd_server_start}. The @option{-w} option makes the
1469 exported device writable too.
1470 ETEXI
1473 .name = "nbd_server_stop",
1474 .args_type = "",
1475 .params = "nbd_server_stop",
1476 .help = "stop serving block devices using the NBD protocol",
1477 .mhandler.cmd = hmp_nbd_server_stop,
1479 STEXI
1480 @item nbd_server_stop
1481 @findex nbd_server_stop
1482 Stop the QEMU embedded NBD server.
1483 ETEXI
1486 #if defined(TARGET_I386)
1489 .name = "mce",
1490 .args_type = "broadcast:-b,cpu_index:i,bank:i,status:l,mcg_status:l,addr:l,misc:l",
1491 .params = "[-b] cpu bank status mcgstatus addr misc",
1492 .help = "inject a MCE on the given CPU [and broadcast to other CPUs with -b option]",
1493 .mhandler.cmd = hmp_mce,
1496 #endif
1497 STEXI
1498 @item mce @var{cpu} @var{bank} @var{status} @var{mcgstatus} @var{addr} @var{misc}
1499 @findex mce (x86)
1500 Inject an MCE on the given CPU (x86 only).
1501 ETEXI
1504 .name = "getfd",
1505 .args_type = "fdname:s",
1506 .params = "getfd name",
1507 .help = "receive a file descriptor via SCM rights and assign it a name",
1508 .mhandler.cmd = hmp_getfd,
1511 STEXI
1512 @item getfd @var{fdname}
1513 @findex getfd
1514 If a file descriptor is passed alongside this command using the SCM_RIGHTS
1515 mechanism on unix sockets, it is stored using the name @var{fdname} for
1516 later use by other monitor commands.
1517 ETEXI
1520 .name = "closefd",
1521 .args_type = "fdname:s",
1522 .params = "closefd name",
1523 .help = "close a file descriptor previously passed via SCM rights",
1524 .mhandler.cmd = hmp_closefd,
1527 STEXI
1528 @item closefd @var{fdname}
1529 @findex closefd
1530 Close the file descriptor previously assigned to @var{fdname} using the
1531 @code{getfd} command. This is only needed if the file descriptor was never
1532 used by another monitor command.
1533 ETEXI
1536 .name = "block_passwd",
1537 .args_type = "device:B,password:s",
1538 .params = "block_passwd device password",
1539 .help = "set the password of encrypted block devices",
1540 .mhandler.cmd = hmp_block_passwd,
1543 STEXI
1544 @item block_passwd @var{device} @var{password}
1545 @findex block_passwd
1546 Set the encrypted device @var{device} password to @var{password}
1547 ETEXI
1550 .name = "block_set_io_throttle",
1551 .args_type = "device:B,bps:l,bps_rd:l,bps_wr:l,iops:l,iops_rd:l,iops_wr:l",
1552 .params = "device bps bps_rd bps_wr iops iops_rd iops_wr",
1553 .help = "change I/O throttle limits for a block drive",
1554 .mhandler.cmd = hmp_block_set_io_throttle,
1557 STEXI
1558 @item block_set_io_throttle @var{device} @var{bps} @var{bps_rd} @var{bps_wr} @var{iops} @var{iops_rd} @var{iops_wr}
1559 @findex block_set_io_throttle
1560 Change 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}
1561 ETEXI
1564 .name = "set_password",
1565 .args_type = "protocol:s,password:s,connected:s?",
1566 .params = "protocol password action-if-connected",
1567 .help = "set spice/vnc password",
1568 .mhandler.cmd = hmp_set_password,
1571 STEXI
1572 @item set_password [ vnc | spice ] password [ action-if-connected ]
1573 @findex set_password
1574 Change spice/vnc password. Use zero to make the password stay valid
1575 forever. @var{action-if-connected} specifies what should happen in
1576 case a connection is established: @var{fail} makes the password change
1577 fail. @var{disconnect} changes the password and disconnects the
1578 client. @var{keep} changes the password and keeps the connection up.
1579 @var{keep} is the default.
1580 ETEXI
1583 .name = "expire_password",
1584 .args_type = "protocol:s,time:s",
1585 .params = "protocol time",
1586 .help = "set spice/vnc password expire-time",
1587 .mhandler.cmd = hmp_expire_password,
1590 STEXI
1591 @item expire_password [ vnc | spice ] expire-time
1592 @findex expire_password
1593 Specify when a password for spice/vnc becomes
1594 invalid. @var{expire-time} accepts:
1596 @table @var
1597 @item now
1598 Invalidate password instantly.
1600 @item never
1601 Password stays valid forever.
1603 @item +nsec
1604 Password stays valid for @var{nsec} seconds starting now.
1606 @item nsec
1607 Password is invalidated at the given time. @var{nsec} are the seconds
1608 passed since 1970, i.e. unix epoch.
1610 @end table
1611 ETEXI
1614 .name = "chardev-add",
1615 .args_type = "args:s",
1616 .params = "args",
1617 .help = "add chardev",
1618 .mhandler.cmd = hmp_chardev_add,
1619 .command_completion = chardev_add_completion,
1622 STEXI
1623 @item chardev-add args
1624 @findex chardev-add
1625 chardev_add accepts the same parameters as the -chardev command line switch.
1627 ETEXI
1630 .name = "chardev-remove",
1631 .args_type = "id:s",
1632 .params = "id",
1633 .help = "remove chardev",
1634 .mhandler.cmd = hmp_chardev_remove,
1635 .command_completion = chardev_remove_completion,
1638 STEXI
1639 @item chardev-remove id
1640 @findex chardev-remove
1641 Removes the chardev @var{id}.
1643 ETEXI
1646 .name = "qemu-io",
1647 .args_type = "device:B,command:s",
1648 .params = "[device] \"[command]\"",
1649 .help = "run a qemu-io command on a block device",
1650 .mhandler.cmd = hmp_qemu_io,
1653 STEXI
1654 @item qemu-io @var{device} @var{command}
1655 @findex qemu-io
1656 Executes a qemu-io command on the given block device.
1658 ETEXI
1661 .name = "cpu-add",
1662 .args_type = "id:i",
1663 .params = "id",
1664 .help = "add cpu",
1665 .mhandler.cmd = hmp_cpu_add,
1668 STEXI
1669 @item cpu-add @var{id}
1670 @findex cpu-add
1671 Add CPU with id @var{id}
1672 ETEXI
1675 .name = "qom-list",
1676 .args_type = "path:s?",
1677 .params = "path",
1678 .help = "list QOM properties",
1679 .mhandler.cmd = hmp_qom_list,
1682 STEXI
1683 @item qom-list [@var{path}]
1684 Print QOM properties of object at location @var{path}
1685 ETEXI
1688 .name = "qom-set",
1689 .args_type = "path:s,property:s,value:s",
1690 .params = "path property value",
1691 .help = "set QOM property",
1692 .mhandler.cmd = hmp_qom_set,
1695 STEXI
1696 @item qom-set @var{path} @var{property} @var{value}
1697 Set QOM property @var{property} of object at location @var{path} to value @var{value}
1698 ETEXI
1701 .name = "info",
1702 .args_type = "item:s?",
1703 .params = "[subcommand]",
1704 .help = "show various information about the system state",
1705 .mhandler.cmd = hmp_info_help,
1706 .sub_table = info_cmds,
1709 STEXI
1710 @item info @var{subcommand}
1711 @findex info
1712 Show various information about the system state.
1714 @table @option
1715 @item info version
1716 show the version of QEMU
1717 @item info network
1718 show the various VLANs and the associated devices
1719 @item info chardev
1720 show the character devices
1721 @item info block
1722 show the block devices
1723 @item info blockstats
1724 show block device statistics
1725 @item info registers
1726 show the cpu registers
1727 @item info cpus
1728 show infos for each CPU
1729 @item info history
1730 show the command line history
1731 @item info irq
1732 show the interrupts statistics (if available)
1733 @item info pic
1734 show i8259 (PIC) state
1735 @item info pci
1736 show emulated PCI device info
1737 @item info tlb
1738 show virtual to physical memory mappings (i386, SH4, SPARC, PPC, and Xtensa only)
1739 @item info mem
1740 show the active virtual memory mappings (i386 only)
1741 @item info jit
1742 show dynamic compiler info
1743 @item info numa
1744 show NUMA information
1745 @item info kvm
1746 show KVM information
1747 @item info usb
1748 show USB devices plugged on the virtual USB hub
1749 @item info usbhost
1750 show all USB host devices
1751 @item info profile
1752 show profiling information
1753 @item info capture
1754 show information about active capturing
1755 @item info snapshots
1756 show list of VM snapshots
1757 @item info status
1758 show the current VM status (running|paused)
1759 @item info mice
1760 show which guest mouse is receiving events
1761 @item info vnc
1762 show the vnc server status
1763 @item info name
1764 show the current VM name
1765 @item info uuid
1766 show the current VM UUID
1767 @item info cpustats
1768 show CPU statistics
1769 @item info usernet
1770 show user network stack connection states
1771 @item info migrate
1772 show migration status
1773 @item info migrate_capabilities
1774 show current migration capabilities
1775 @item info migrate_parameters
1776 show current migration parameters
1777 @item info migrate_cache_size
1778 show current migration XBZRLE cache size
1779 @item info balloon
1780 show balloon information
1781 @item info qtree
1782 show device tree
1783 @item info qdm
1784 show qdev device model list
1785 @item info qom-tree
1786 show object composition tree
1787 @item info roms
1788 show roms
1789 @item info tpm
1790 show the TPM device
1791 @item info memory-devices
1792 show the memory devices
1793 @end table
1794 ETEXI
1796 STEXI
1797 @item info trace-events
1798 show available trace events and their state
1799 ETEXI
1801 STEXI
1802 @item rocker @var{name}
1803 @findex rocker
1804 Show Rocker(s)
1805 ETEXI
1807 STEXI
1808 @item rocker_ports @var{name}
1809 @findex rocker_ports
1810 Show Rocker ports
1811 ETEXI
1813 STEXI
1814 @item rocker_of_dpa_flows @var{name} [@var{tbl_id}]
1815 @findex rocker_of_dpa_flows
1816 Show Rocker OF-DPA flow tables
1817 ETEXI
1819 STEXI
1820 @item rocker_of_dpa_groups @var{name} [@var{type}]
1821 @findex rocker_of_dpa_groups
1822 Show Rocker OF-DPA groups
1823 ETEXI
1825 STEXI
1826 @end table
1827 ETEXI