ide: Handle flush failure
[qemu.git] / hmp-commands.hx
blob81999aa1a9a5d6ac71cb5249a68866e815ab820b
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 = do_commit,
34 STEXI
35 @item commit
36 @findex commit
37 Commit changes to the disk images (if -snapshot is used) or backing files.
38 ETEXI
41 .name = "q|quit",
42 .args_type = "",
43 .params = "",
44 .help = "quit the emulator",
45 .user_print = monitor_user_noop,
46 .mhandler.cmd_new = do_quit,
49 STEXI
50 @item q or quit
51 @findex quit
52 Quit the emulator.
53 ETEXI
56 .name = "eject",
57 .args_type = "force:-f,device:B",
58 .params = "[-f] device",
59 .help = "eject a removable medium (use -f to force it)",
60 .user_print = monitor_user_noop,
61 .mhandler.cmd_new = do_eject,
64 STEXI
65 @item eject [-f] @var{device}
66 @findex eject
67 Eject a removable medium (use -f to force it).
68 ETEXI
71 .name = "change",
72 .args_type = "device:B,target:F,arg:s?",
73 .params = "device filename [format]",
74 .help = "change a removable medium, optional format",
75 .user_print = monitor_user_noop,
76 .mhandler.cmd_new = do_change,
79 STEXI
80 @item change @var{device} @var{setting}
81 @findex change
83 Change the configuration of a device.
85 @table @option
86 @item change @var{diskdevice} @var{filename} [@var{format}]
87 Change the medium for a removable disk device to point to @var{filename}. eg
89 @example
90 (qemu) change ide1-cd0 /path/to/some.iso
91 @end example
93 @var{format} is optional.
95 @item change vnc @var{display},@var{options}
96 Change the configuration of the VNC server. The valid syntax for @var{display}
97 and @var{options} are described at @ref{sec_invocation}. eg
99 @example
100 (qemu) change vnc localhost:1
101 @end example
103 @item change vnc password [@var{password}]
105 Change the password associated with the VNC server. If the new password is not
106 supplied, the monitor will prompt for it to be entered. VNC passwords are only
107 significant up to 8 letters. eg
109 @example
110 (qemu) change vnc password
111 Password: ********
112 @end example
114 @end table
115 ETEXI
118 .name = "screendump",
119 .args_type = "filename:F",
120 .params = "filename",
121 .help = "save screen into PPM image 'filename'",
122 .user_print = monitor_user_noop,
123 .mhandler.cmd_new = do_screen_dump,
126 STEXI
127 @item screendump @var{filename}
128 @findex screendump
129 Save screen into PPM image @var{filename}.
130 ETEXI
133 .name = "logfile",
134 .args_type = "filename:F",
135 .params = "filename",
136 .help = "output logs to 'filename'",
137 .mhandler.cmd = do_logfile,
140 STEXI
141 @item logfile @var{filename}
142 @findex logfile
143 Output logs to @var{filename}.
144 ETEXI
146 #ifdef CONFIG_SIMPLE_TRACE
148 .name = "trace-event",
149 .args_type = "name:s,option:b",
150 .params = "name on|off",
151 .help = "changes status of a specific trace event",
152 .mhandler.cmd = do_change_trace_event_state,
155 STEXI
156 @item trace-event
157 @findex trace-event
158 changes status of a trace event
159 ETEXI
162 .name = "trace-file",
163 .args_type = "op:s?,arg:F?",
164 .params = "on|off|flush|set [arg]",
165 .help = "open, close, or flush trace file, or set a new file name",
166 .mhandler.cmd = do_trace_file,
169 STEXI
170 @item trace-file on|off|flush
171 @findex trace-file
172 Open, close, or flush the trace file. If no argument is given, the status of the trace file is displayed.
173 ETEXI
174 #endif
177 .name = "log",
178 .args_type = "items:s",
179 .params = "item1[,...]",
180 .help = "activate logging of the specified items to '/tmp/qemu.log'",
181 .mhandler.cmd = do_log,
184 STEXI
185 @item log @var{item1}[,...]
186 @findex log
187 Activate logging of the specified items to @file{/tmp/qemu.log}.
188 ETEXI
191 .name = "savevm",
192 .args_type = "name:s?",
193 .params = "[tag|id]",
194 .help = "save a VM snapshot. If no tag or id are provided, a new snapshot is created",
195 .mhandler.cmd = do_savevm,
198 STEXI
199 @item savevm [@var{tag}|@var{id}]
200 @findex savevm
201 Create a snapshot of the whole virtual machine. If @var{tag} is
202 provided, it is used as human readable identifier. If there is already
203 a snapshot with the same tag or ID, it is replaced. More info at
204 @ref{vm_snapshots}.
205 ETEXI
208 .name = "loadvm",
209 .args_type = "name:s",
210 .params = "tag|id",
211 .help = "restore a VM snapshot from its tag or id",
212 .mhandler.cmd = do_loadvm,
215 STEXI
216 @item loadvm @var{tag}|@var{id}
217 @findex loadvm
218 Set the whole virtual machine to the snapshot identified by the tag
219 @var{tag} or the unique snapshot ID @var{id}.
220 ETEXI
223 .name = "delvm",
224 .args_type = "name:s",
225 .params = "tag|id",
226 .help = "delete a VM snapshot from its tag or id",
227 .mhandler.cmd = do_delvm,
230 STEXI
231 @item delvm @var{tag}|@var{id}
232 @findex delvm
233 Delete the snapshot identified by @var{tag} or @var{id}.
234 ETEXI
237 .name = "singlestep",
238 .args_type = "option:s?",
239 .params = "[on|off]",
240 .help = "run emulation in singlestep mode or switch to normal mode",
241 .mhandler.cmd = do_singlestep,
244 STEXI
245 @item singlestep [off]
246 @findex singlestep
247 Run the emulation in single step mode.
248 If called with option off, the emulation returns to normal mode.
249 ETEXI
252 .name = "stop",
253 .args_type = "",
254 .params = "",
255 .help = "stop emulation",
256 .user_print = monitor_user_noop,
257 .mhandler.cmd_new = do_stop,
260 STEXI
261 @item stop
262 @findex stop
263 Stop emulation.
264 ETEXI
267 .name = "c|cont",
268 .args_type = "",
269 .params = "",
270 .help = "resume emulation",
271 .user_print = monitor_user_noop,
272 .mhandler.cmd_new = do_cont,
275 STEXI
276 @item c or cont
277 @findex cont
278 Resume emulation.
279 ETEXI
282 .name = "gdbserver",
283 .args_type = "device:s?",
284 .params = "[device]",
285 .help = "start gdbserver on given device (default 'tcp::1234'), stop with 'none'",
286 .mhandler.cmd = do_gdbserver,
289 STEXI
290 @item gdbserver [@var{port}]
291 @findex gdbserver
292 Start gdbserver session (default @var{port}=1234)
293 ETEXI
296 .name = "x",
297 .args_type = "fmt:/,addr:l",
298 .params = "/fmt addr",
299 .help = "virtual memory dump starting at 'addr'",
300 .mhandler.cmd = do_memory_dump,
303 STEXI
304 @item x/fmt @var{addr}
305 @findex x
306 Virtual memory dump starting at @var{addr}.
307 ETEXI
310 .name = "xp",
311 .args_type = "fmt:/,addr:l",
312 .params = "/fmt addr",
313 .help = "physical memory dump starting at 'addr'",
314 .mhandler.cmd = do_physical_memory_dump,
317 STEXI
318 @item xp /@var{fmt} @var{addr}
319 @findex xp
320 Physical memory dump starting at @var{addr}.
322 @var{fmt} is a format which tells the command how to format the
323 data. Its syntax is: @option{/@{count@}@{format@}@{size@}}
325 @table @var
326 @item count
327 is the number of items to be dumped.
329 @item format
330 can be x (hex), d (signed decimal), u (unsigned decimal), o (octal),
331 c (char) or i (asm instruction).
333 @item size
334 can be b (8 bits), h (16 bits), w (32 bits) or g (64 bits). On x86,
335 @code{h} or @code{w} can be specified with the @code{i} format to
336 respectively select 16 or 32 bit code instruction size.
338 @end table
340 Examples:
341 @itemize
342 @item
343 Dump 10 instructions at the current instruction pointer:
344 @example
345 (qemu) x/10i $eip
346 0x90107063: ret
347 0x90107064: sti
348 0x90107065: lea 0x0(%esi,1),%esi
349 0x90107069: lea 0x0(%edi,1),%edi
350 0x90107070: ret
351 0x90107071: jmp 0x90107080
352 0x90107073: nop
353 0x90107074: nop
354 0x90107075: nop
355 0x90107076: nop
356 @end example
358 @item
359 Dump 80 16 bit values at the start of the video memory.
360 @smallexample
361 (qemu) xp/80hx 0xb8000
362 0x000b8000: 0x0b50 0x0b6c 0x0b65 0x0b78 0x0b38 0x0b36 0x0b2f 0x0b42
363 0x000b8010: 0x0b6f 0x0b63 0x0b68 0x0b73 0x0b20 0x0b56 0x0b47 0x0b41
364 0x000b8020: 0x0b42 0x0b69 0x0b6f 0x0b73 0x0b20 0x0b63 0x0b75 0x0b72
365 0x000b8030: 0x0b72 0x0b65 0x0b6e 0x0b74 0x0b2d 0x0b63 0x0b76 0x0b73
366 0x000b8040: 0x0b20 0x0b30 0x0b35 0x0b20 0x0b4e 0x0b6f 0x0b76 0x0b20
367 0x000b8050: 0x0b32 0x0b30 0x0b30 0x0b33 0x0720 0x0720 0x0720 0x0720
368 0x000b8060: 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720
369 0x000b8070: 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720
370 0x000b8080: 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720
371 0x000b8090: 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720
372 @end smallexample
373 @end itemize
374 ETEXI
377 .name = "p|print",
378 .args_type = "fmt:/,val:l",
379 .params = "/fmt expr",
380 .help = "print expression value (use $reg for CPU register access)",
381 .mhandler.cmd = do_print,
384 STEXI
385 @item p or print/@var{fmt} @var{expr}
386 @findex print
388 Print expression value. Only the @var{format} part of @var{fmt} is
389 used.
390 ETEXI
393 .name = "i",
394 .args_type = "fmt:/,addr:i,index:i.",
395 .params = "/fmt addr",
396 .help = "I/O port read",
397 .mhandler.cmd = do_ioport_read,
400 STEXI
401 Read I/O port.
402 ETEXI
405 .name = "o",
406 .args_type = "fmt:/,addr:i,val:i",
407 .params = "/fmt addr value",
408 .help = "I/O port write",
409 .mhandler.cmd = do_ioport_write,
412 STEXI
413 Write to I/O port.
414 ETEXI
417 .name = "sendkey",
418 .args_type = "string:s,hold_time:i?",
419 .params = "keys [hold_ms]",
420 .help = "send keys to the VM (e.g. 'sendkey ctrl-alt-f1', default hold time=100 ms)",
421 .mhandler.cmd = do_sendkey,
424 STEXI
425 @item sendkey @var{keys}
426 @findex sendkey
428 Send @var{keys} to the emulator. @var{keys} could be the name of the
429 key or @code{#} followed by the raw value in either decimal or hexadecimal
430 format. Use @code{-} to press several keys simultaneously. Example:
431 @example
432 sendkey ctrl-alt-f1
433 @end example
435 This command is useful to send keys that your graphical user interface
436 intercepts at low level, such as @code{ctrl-alt-f1} in X Window.
437 ETEXI
440 .name = "system_reset",
441 .args_type = "",
442 .params = "",
443 .help = "reset the system",
444 .user_print = monitor_user_noop,
445 .mhandler.cmd_new = do_system_reset,
448 STEXI
449 @item system_reset
450 @findex system_reset
452 Reset the system.
453 ETEXI
456 .name = "system_powerdown",
457 .args_type = "",
458 .params = "",
459 .help = "send system power down event",
460 .user_print = monitor_user_noop,
461 .mhandler.cmd_new = do_system_powerdown,
464 STEXI
465 @item system_powerdown
466 @findex system_powerdown
468 Power down the system (if supported).
469 ETEXI
472 .name = "sum",
473 .args_type = "start:i,size:i",
474 .params = "addr size",
475 .help = "compute the checksum of a memory region",
476 .mhandler.cmd = do_sum,
479 STEXI
480 @item sum @var{addr} @var{size}
481 @findex sum
483 Compute the checksum of a memory region.
484 ETEXI
487 .name = "usb_add",
488 .args_type = "devname:s",
489 .params = "device",
490 .help = "add USB device (e.g. 'host:bus.addr' or 'host:vendor_id:product_id')",
491 .mhandler.cmd = do_usb_add,
494 STEXI
495 @item usb_add @var{devname}
496 @findex usb_add
498 Add the USB device @var{devname}. For details of available devices see
499 @ref{usb_devices}
500 ETEXI
503 .name = "usb_del",
504 .args_type = "devname:s",
505 .params = "device",
506 .help = "remove USB device 'bus.addr'",
507 .mhandler.cmd = do_usb_del,
510 STEXI
511 @item usb_del @var{devname}
512 @findex usb_del
514 Remove the USB device @var{devname} from the QEMU virtual USB
515 hub. @var{devname} has the syntax @code{bus.addr}. Use the monitor
516 command @code{info usb} to see the devices you can remove.
517 ETEXI
520 .name = "device_add",
521 .args_type = "device:O",
522 .params = "driver[,prop=value][,...]",
523 .help = "add device, like -device on the command line",
524 .user_print = monitor_user_noop,
525 .mhandler.cmd_new = do_device_add,
528 STEXI
529 @item device_add @var{config}
530 @findex device_add
532 Add device.
533 ETEXI
536 .name = "device_del",
537 .args_type = "id:s",
538 .params = "device",
539 .help = "remove device",
540 .user_print = monitor_user_noop,
541 .mhandler.cmd_new = do_device_del,
544 STEXI
545 @item device_del @var{id}
546 @findex device_del
548 Remove device @var{id}.
549 ETEXI
552 .name = "cpu",
553 .args_type = "index:i",
554 .params = "index",
555 .help = "set the default CPU",
556 .user_print = monitor_user_noop,
557 .mhandler.cmd_new = do_cpu_set,
560 STEXI
561 @item cpu @var{index}
562 @findex cpu
563 Set the default CPU.
564 ETEXI
567 .name = "mouse_move",
568 .args_type = "dx_str:s,dy_str:s,dz_str:s?",
569 .params = "dx dy [dz]",
570 .help = "send mouse move events",
571 .mhandler.cmd = do_mouse_move,
574 STEXI
575 @item mouse_move @var{dx} @var{dy} [@var{dz}]
576 @findex mouse_move
577 Move the active mouse to the specified coordinates @var{dx} @var{dy}
578 with optional scroll axis @var{dz}.
579 ETEXI
582 .name = "mouse_button",
583 .args_type = "button_state:i",
584 .params = "state",
585 .help = "change mouse button state (1=L, 2=M, 4=R)",
586 .mhandler.cmd = do_mouse_button,
589 STEXI
590 @item mouse_button @var{val}
591 @findex mouse_button
592 Change the active mouse button state @var{val} (1=L, 2=M, 4=R).
593 ETEXI
596 .name = "mouse_set",
597 .args_type = "index:i",
598 .params = "index",
599 .help = "set which mouse device receives events",
600 .mhandler.cmd = do_mouse_set,
603 STEXI
604 @item mouse_set @var{index}
605 @findex mouse_set
606 Set which mouse device receives events at given @var{index}, index
607 can be obtained with
608 @example
609 info mice
610 @end example
611 ETEXI
613 #ifdef HAS_AUDIO
615 .name = "wavcapture",
616 .args_type = "path:F,freq:i?,bits:i?,nchannels:i?",
617 .params = "path [frequency [bits [channels]]]",
618 .help = "capture audio to a wave file (default frequency=44100 bits=16 channels=2)",
619 .mhandler.cmd = do_wav_capture,
621 #endif
622 STEXI
623 @item wavcapture @var{filename} [@var{frequency} [@var{bits} [@var{channels}]]]
624 @findex wavcapture
625 Capture audio into @var{filename}. Using sample rate @var{frequency}
626 bits per sample @var{bits} and number of channels @var{channels}.
628 Defaults:
629 @itemize @minus
630 @item Sample rate = 44100 Hz - CD quality
631 @item Bits = 16
632 @item Number of channels = 2 - Stereo
633 @end itemize
634 ETEXI
636 #ifdef HAS_AUDIO
638 .name = "stopcapture",
639 .args_type = "n:i",
640 .params = "capture index",
641 .help = "stop capture",
642 .mhandler.cmd = do_stop_capture,
644 #endif
645 STEXI
646 @item stopcapture @var{index}
647 @findex stopcapture
648 Stop capture with a given @var{index}, index can be obtained with
649 @example
650 info capture
651 @end example
652 ETEXI
655 .name = "memsave",
656 .args_type = "val:l,size:i,filename:s",
657 .params = "addr size file",
658 .help = "save to disk virtual memory dump starting at 'addr' of size 'size'",
659 .user_print = monitor_user_noop,
660 .mhandler.cmd_new = do_memory_save,
663 STEXI
664 @item memsave @var{addr} @var{size} @var{file}
665 @findex memsave
666 save to disk virtual memory dump starting at @var{addr} of size @var{size}.
667 ETEXI
670 .name = "pmemsave",
671 .args_type = "val:l,size:i,filename:s",
672 .params = "addr size file",
673 .help = "save to disk physical memory dump starting at 'addr' of size 'size'",
674 .user_print = monitor_user_noop,
675 .mhandler.cmd_new = do_physical_memory_save,
678 STEXI
679 @item pmemsave @var{addr} @var{size} @var{file}
680 @findex pmemsave
681 save to disk physical memory dump starting at @var{addr} of size @var{size}.
682 ETEXI
685 .name = "boot_set",
686 .args_type = "bootdevice:s",
687 .params = "bootdevice",
688 .help = "define new values for the boot device list",
689 .mhandler.cmd = do_boot_set,
692 STEXI
693 @item boot_set @var{bootdevicelist}
694 @findex boot_set
696 Define new values for the boot device list. Those values will override
697 the values specified on the command line through the @code{-boot} option.
699 The values that can be specified here depend on the machine type, but are
700 the same that can be specified in the @code{-boot} command line option.
701 ETEXI
703 #if defined(TARGET_I386)
705 .name = "nmi",
706 .args_type = "cpu_index:i",
707 .params = "cpu",
708 .help = "inject an NMI on the given CPU",
709 .mhandler.cmd = do_inject_nmi,
711 #endif
712 STEXI
713 @item nmi @var{cpu}
714 @findex nmi
715 Inject an NMI on the given CPU (x86 only).
716 ETEXI
719 .name = "migrate",
720 .args_type = "detach:-d,blk:-b,inc:-i,uri:s",
721 .params = "[-d] [-b] [-i] uri",
722 .help = "migrate to URI (using -d to not wait for completion)"
723 "\n\t\t\t -b for migration without shared storage with"
724 " full copy of disk\n\t\t\t -i for migration without "
725 "shared storage with incremental copy of disk "
726 "(base image shared between src and destination)",
727 .user_print = monitor_user_noop,
728 .mhandler.cmd_new = do_migrate,
732 STEXI
733 @item migrate [-d] [-b] [-i] @var{uri}
734 @findex migrate
735 Migrate to @var{uri} (using -d to not wait for completion).
736 -b for migration with full copy of disk
737 -i for migration with incremental copy of disk (base image is shared)
738 ETEXI
741 .name = "migrate_cancel",
742 .args_type = "",
743 .params = "",
744 .help = "cancel the current VM migration",
745 .user_print = monitor_user_noop,
746 .mhandler.cmd_new = do_migrate_cancel,
749 STEXI
750 @item migrate_cancel
751 @findex migrate_cancel
752 Cancel the current VM migration.
753 ETEXI
756 .name = "migrate_set_speed",
757 .args_type = "value:f",
758 .params = "value",
759 .help = "set maximum speed (in bytes) for migrations",
760 .user_print = monitor_user_noop,
761 .mhandler.cmd_new = do_migrate_set_speed,
764 STEXI
765 @item migrate_set_speed @var{value}
766 @findex migrate_set_speed
767 Set maximum speed to @var{value} (in bytes) for migrations.
768 ETEXI
771 .name = "migrate_set_downtime",
772 .args_type = "value:T",
773 .params = "value",
774 .help = "set maximum tolerated downtime (in seconds) for migrations",
775 .user_print = monitor_user_noop,
776 .mhandler.cmd_new = do_migrate_set_downtime,
779 STEXI
780 @item migrate_set_downtime @var{second}
781 @findex migrate_set_downtime
782 Set maximum tolerated downtime (in seconds) for migration.
783 ETEXI
785 #if defined(TARGET_I386)
787 .name = "drive_add",
788 .args_type = "pci_addr:s,opts:s",
789 .params = "[[<domain>:]<bus>:]<slot>\n"
790 "[file=file][,if=type][,bus=n]\n"
791 "[,unit=m][,media=d][index=i]\n"
792 "[,cyls=c,heads=h,secs=s[,trans=t]]\n"
793 "[snapshot=on|off][,cache=on|off]",
794 .help = "add drive to PCI storage controller",
795 .mhandler.cmd = drive_hot_add,
797 #endif
799 STEXI
800 @item drive_add
801 @findex drive_add
802 Add drive to PCI storage controller.
803 ETEXI
805 #if defined(TARGET_I386)
807 .name = "pci_add",
808 .args_type = "pci_addr:s,type:s,opts:s?",
809 .params = "auto|[[<domain>:]<bus>:]<slot> nic|storage [[vlan=n][,macaddr=addr][,model=type]] [file=file][,if=type][,bus=nr]...",
810 .help = "hot-add PCI device",
811 .mhandler.cmd = pci_device_hot_add,
813 #endif
815 STEXI
816 @item pci_add
817 @findex pci_add
818 Hot-add PCI device.
819 ETEXI
821 #if defined(TARGET_I386)
823 .name = "pci_del",
824 .args_type = "pci_addr:s",
825 .params = "[[<domain>:]<bus>:]<slot>",
826 .help = "hot remove PCI device",
827 .mhandler.cmd = do_pci_device_hot_remove,
829 #endif
831 STEXI
832 @item pci_del
833 @findex pci_del
834 Hot remove PCI device.
835 ETEXI
838 .name = "host_net_add",
839 .args_type = "device:s,opts:s?",
840 .params = "tap|user|socket|vde|dump [options]",
841 .help = "add host VLAN client",
842 .mhandler.cmd = net_host_device_add,
845 STEXI
846 @item host_net_add
847 @findex host_net_add
848 Add host VLAN client.
849 ETEXI
852 .name = "host_net_remove",
853 .args_type = "vlan_id:i,device:s",
854 .params = "vlan_id name",
855 .help = "remove host VLAN client",
856 .mhandler.cmd = net_host_device_remove,
859 STEXI
860 @item host_net_remove
861 @findex host_net_remove
862 Remove host VLAN client.
863 ETEXI
866 .name = "netdev_add",
867 .args_type = "netdev:O",
868 .params = "[user|tap|socket],id=str[,prop=value][,...]",
869 .help = "add host network device",
870 .user_print = monitor_user_noop,
871 .mhandler.cmd_new = do_netdev_add,
874 STEXI
875 @item netdev_add
876 @findex netdev_add
877 Add host network device.
878 ETEXI
881 .name = "netdev_del",
882 .args_type = "id:s",
883 .params = "id",
884 .help = "remove host network device",
885 .user_print = monitor_user_noop,
886 .mhandler.cmd_new = do_netdev_del,
889 STEXI
890 @item netdev_del
891 @findex netdev_del
892 Remove host network device.
893 ETEXI
895 #ifdef CONFIG_SLIRP
897 .name = "hostfwd_add",
898 .args_type = "arg1:s,arg2:s?,arg3:s?",
899 .params = "[vlan_id name] [tcp|udp]:[hostaddr]:hostport-[guestaddr]:guestport",
900 .help = "redirect TCP or UDP connections from host to guest (requires -net user)",
901 .mhandler.cmd = net_slirp_hostfwd_add,
903 #endif
904 STEXI
905 @item hostfwd_add
906 @findex hostfwd_add
907 Redirect TCP or UDP connections from host to guest (requires -net user).
908 ETEXI
910 #ifdef CONFIG_SLIRP
912 .name = "hostfwd_remove",
913 .args_type = "arg1:s,arg2:s?,arg3:s?",
914 .params = "[vlan_id name] [tcp|udp]:[hostaddr]:hostport",
915 .help = "remove host-to-guest TCP or UDP redirection",
916 .mhandler.cmd = net_slirp_hostfwd_remove,
919 #endif
920 STEXI
921 @item hostfwd_remove
922 @findex hostfwd_remove
923 Remove host-to-guest TCP or UDP redirection.
924 ETEXI
927 .name = "balloon",
928 .args_type = "value:M",
929 .params = "target",
930 .help = "request VM to change its memory allocation (in MB)",
931 .user_print = monitor_user_noop,
932 .mhandler.cmd_async = do_balloon,
933 .flags = MONITOR_CMD_ASYNC,
936 STEXI
937 @item balloon @var{value}
938 @findex balloon
939 Request VM to change its memory allocation to @var{value} (in MB).
940 ETEXI
943 .name = "set_link",
944 .args_type = "name:s,up:b",
945 .params = "name on|off",
946 .help = "change the link status of a network adapter",
947 .user_print = monitor_user_noop,
948 .mhandler.cmd_new = do_set_link,
951 STEXI
952 @item set_link @var{name} [on|off]
953 @findex set_link
954 Switch link @var{name} on (i.e. up) or off (i.e. down).
955 ETEXI
958 .name = "watchdog_action",
959 .args_type = "action:s",
960 .params = "[reset|shutdown|poweroff|pause|debug|none]",
961 .help = "change watchdog action",
962 .mhandler.cmd = do_watchdog_action,
965 STEXI
966 @item watchdog_action
967 @findex watchdog_action
968 Change watchdog action.
969 ETEXI
972 .name = "acl_show",
973 .args_type = "aclname:s",
974 .params = "aclname",
975 .help = "list rules in the access control list",
976 .mhandler.cmd = do_acl_show,
979 STEXI
980 @item acl_show @var{aclname}
981 @findex acl_show
982 List all the matching rules in the access control list, and the default
983 policy. There are currently two named access control lists,
984 @var{vnc.x509dname} and @var{vnc.username} matching on the x509 client
985 certificate distinguished name, and SASL username respectively.
986 ETEXI
989 .name = "acl_policy",
990 .args_type = "aclname:s,policy:s",
991 .params = "aclname allow|deny",
992 .help = "set default access control list policy",
993 .mhandler.cmd = do_acl_policy,
996 STEXI
997 @item acl_policy @var{aclname} @code{allow|deny}
998 @findex acl_policy
999 Set the default access control list policy, used in the event that
1000 none of the explicit rules match. The default policy at startup is
1001 always @code{deny}.
1002 ETEXI
1005 .name = "acl_add",
1006 .args_type = "aclname:s,match:s,policy:s,index:i?",
1007 .params = "aclname match allow|deny [index]",
1008 .help = "add a match rule to the access control list",
1009 .mhandler.cmd = do_acl_add,
1012 STEXI
1013 @item acl_add @var{aclname} @var{match} @code{allow|deny} [@var{index}]
1014 @findex acl_add
1015 Add a match rule to the access control list, allowing or denying access.
1016 The match will normally be an exact username or x509 distinguished name,
1017 but can optionally include wildcard globs. eg @code{*@@EXAMPLE.COM} to
1018 allow all users in the @code{EXAMPLE.COM} kerberos realm. The match will
1019 normally be appended to the end of the ACL, but can be inserted
1020 earlier in the list if the optional @var{index} parameter is supplied.
1021 ETEXI
1024 .name = "acl_remove",
1025 .args_type = "aclname:s,match:s",
1026 .params = "aclname match",
1027 .help = "remove a match rule from the access control list",
1028 .mhandler.cmd = do_acl_remove,
1031 STEXI
1032 @item acl_remove @var{aclname} @var{match}
1033 @findex acl_remove
1034 Remove the specified match rule from the access control list.
1035 ETEXI
1038 .name = "acl_reset",
1039 .args_type = "aclname:s",
1040 .params = "aclname",
1041 .help = "reset the access control list",
1042 .mhandler.cmd = do_acl_reset,
1045 STEXI
1046 @item acl_reset @var{aclname}
1047 @findex acl_reset
1048 Remove all matches from the access control list, and set the default
1049 policy back to @code{deny}.
1050 ETEXI
1052 #if defined(TARGET_I386)
1055 .name = "mce",
1056 .args_type = "cpu_index:i,bank:i,status:l,mcg_status:l,addr:l,misc:l",
1057 .params = "cpu bank status mcgstatus addr misc",
1058 .help = "inject a MCE on the given CPU",
1059 .mhandler.cmd = do_inject_mce,
1062 #endif
1063 STEXI
1064 @item mce @var{cpu} @var{bank} @var{status} @var{mcgstatus} @var{addr} @var{misc}
1065 @findex mce (x86)
1066 Inject an MCE on the given CPU (x86 only).
1067 ETEXI
1070 .name = "getfd",
1071 .args_type = "fdname:s",
1072 .params = "getfd name",
1073 .help = "receive a file descriptor via SCM rights and assign it a name",
1074 .user_print = monitor_user_noop,
1075 .mhandler.cmd_new = do_getfd,
1078 STEXI
1079 @item getfd @var{fdname}
1080 @findex getfd
1081 If a file descriptor is passed alongside this command using the SCM_RIGHTS
1082 mechanism on unix sockets, it is stored using the name @var{fdname} for
1083 later use by other monitor commands.
1084 ETEXI
1087 .name = "closefd",
1088 .args_type = "fdname:s",
1089 .params = "closefd name",
1090 .help = "close a file descriptor previously passed via SCM rights",
1091 .user_print = monitor_user_noop,
1092 .mhandler.cmd_new = do_closefd,
1095 STEXI
1096 @item closefd @var{fdname}
1097 @findex closefd
1098 Close the file descriptor previously assigned to @var{fdname} using the
1099 @code{getfd} command. This is only needed if the file descriptor was never
1100 used by another monitor command.
1101 ETEXI
1104 .name = "block_passwd",
1105 .args_type = "device:B,password:s",
1106 .params = "block_passwd device password",
1107 .help = "set the password of encrypted block devices",
1108 .user_print = monitor_user_noop,
1109 .mhandler.cmd_new = do_block_set_passwd,
1112 STEXI
1113 @item block_passwd @var{device} @var{password}
1114 @findex block_passwd
1115 Set the encrypted device @var{device} password to @var{password}
1116 ETEXI
1119 .name = "info",
1120 .args_type = "item:s?",
1121 .params = "[subcommand]",
1122 .help = "show various information about the system state",
1123 .mhandler.cmd = do_info,
1126 STEXI
1127 @item info @var{subcommand}
1128 @findex info
1129 Show various information about the system state.
1131 @table @option
1132 @item info version
1133 show the version of QEMU
1134 @item info network
1135 show the various VLANs and the associated devices
1136 @item info chardev
1137 show the character devices
1138 @item info block
1139 show the block devices
1140 @item info blockstats
1141 show block device statistics
1142 @item info registers
1143 show the cpu registers
1144 @item info cpus
1145 show infos for each CPU
1146 @item info history
1147 show the command line history
1148 @item info irq
1149 show the interrupts statistics (if available)
1150 @item info pic
1151 show i8259 (PIC) state
1152 @item info pci
1153 show emulated PCI device info
1154 @item info tlb
1155 show virtual to physical memory mappings (i386 only)
1156 @item info mem
1157 show the active virtual memory mappings (i386 only)
1158 @item info jit
1159 show dynamic compiler info
1160 @item info kvm
1161 show KVM information
1162 @item info numa
1163 show NUMA information
1164 @item info kvm
1165 show KVM information
1166 @item info usb
1167 show USB devices plugged on the virtual USB hub
1168 @item info usbhost
1169 show all USB host devices
1170 @item info profile
1171 show profiling information
1172 @item info capture
1173 show information about active capturing
1174 @item info snapshots
1175 show list of VM snapshots
1176 @item info status
1177 show the current VM status (running|paused)
1178 @item info pcmcia
1179 show guest PCMCIA status
1180 @item info mice
1181 show which guest mouse is receiving events
1182 @item info vnc
1183 show the vnc server status
1184 @item info name
1185 show the current VM name
1186 @item info uuid
1187 show the current VM UUID
1188 @item info cpustats
1189 show CPU statistics
1190 @item info usernet
1191 show user network stack connection states
1192 @item info migrate
1193 show migration status
1194 @item info balloon
1195 show balloon information
1196 @item info qtree
1197 show device tree
1198 @item info qdm
1199 show qdev device model list
1200 @item info roms
1201 show roms
1202 @end table
1203 ETEXI
1205 #ifdef CONFIG_SIMPLE_TRACE
1206 STEXI
1207 @item info trace
1208 show contents of trace buffer
1209 @item info trace-events
1210 show available trace events and their state
1211 ETEXI
1212 #endif
1214 STEXI
1215 @end table
1216 ETEXI