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_TRACE_SIMPLE) 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 .mhandler.cmd = hmp_system_reset, 481 }, 482 483STEXI 484@item system_reset 485@findex system_reset 486 487Reset the system. 488ETEXI 489 490 { 491 .name = "system_powerdown", 492 .args_type = "", 493 .params = "", 494 .help = "send system power down event", 495 .mhandler.cmd = hmp_system_powerdown, 496 }, 497 498STEXI 499@item system_powerdown 500@findex system_powerdown 501 502Power down the system (if supported). 503ETEXI 504 505 { 506 .name = "sum", 507 .args_type = "start:i,size:i", 508 .params = "addr size", 509 .help = "compute the checksum of a memory region", 510 .mhandler.cmd = do_sum, 511 }, 512 513STEXI 514@item sum @var{addr} @var{size} 515@findex sum 516 517Compute the checksum of a memory region. 518ETEXI 519 520 { 521 .name = "usb_add", 522 .args_type = "devname:s", 523 .params = "device", 524 .help = "add USB device (e.g. 'host:bus.addr' or 'host:vendor_id:product_id')", 525 .mhandler.cmd = do_usb_add, 526 }, 527 528STEXI 529@item usb_add @var{devname} 530@findex usb_add 531 532Add the USB device @var{devname}. For details of available devices see 533@ref{usb_devices} 534ETEXI 535 536 { 537 .name = "usb_del", 538 .args_type = "devname:s", 539 .params = "device", 540 .help = "remove USB device 'bus.addr'", 541 .mhandler.cmd = do_usb_del, 542 }, 543 544STEXI 545@item usb_del @var{devname} 546@findex usb_del 547 548Remove the USB device @var{devname} from the QEMU virtual USB 549hub. @var{devname} has the syntax @code{bus.addr}. Use the monitor 550command @code{info usb} to see the devices you can remove. 551ETEXI 552 553 { 554 .name = "device_add", 555 .args_type = "device:O", 556 .params = "driver[,prop=value][,...]", 557 .help = "add device, like -device on the command line", 558 .user_print = monitor_user_noop, 559 .mhandler.cmd_new = do_device_add, 560 }, 561 562STEXI 563@item device_add @var{config} 564@findex device_add 565 566Add device. 567ETEXI 568 569 { 570 .name = "device_del", 571 .args_type = "id:s", 572 .params = "device", 573 .help = "remove device", 574 .user_print = monitor_user_noop, 575 .mhandler.cmd_new = do_device_del, 576 }, 577 578STEXI 579@item device_del @var{id} 580@findex device_del 581 582Remove device @var{id}. 583ETEXI 584 585 { 586 .name = "cpu", 587 .args_type = "index:i", 588 .params = "index", 589 .help = "set the default CPU", 590 .user_print = monitor_user_noop, 591 .mhandler.cmd_new = do_cpu_set, 592 }, 593 594STEXI 595@item cpu @var{index} 596@findex cpu 597Set the default CPU. 598ETEXI 599 600 { 601 .name = "mouse_move", 602 .args_type = "dx_str:s,dy_str:s,dz_str:s?", 603 .params = "dx dy [dz]", 604 .help = "send mouse move events", 605 .mhandler.cmd = do_mouse_move, 606 }, 607 608STEXI 609@item mouse_move @var{dx} @var{dy} [@var{dz}] 610@findex mouse_move 611Move the active mouse to the specified coordinates @var{dx} @var{dy} 612with optional scroll axis @var{dz}. 613ETEXI 614 615 { 616 .name = "mouse_button", 617 .args_type = "button_state:i", 618 .params = "state", 619 .help = "change mouse button state (1=L, 2=M, 4=R)", 620 .mhandler.cmd = do_mouse_button, 621 }, 622 623STEXI 624@item mouse_button @var{val} 625@findex mouse_button 626Change the active mouse button state @var{val} (1=L, 2=M, 4=R). 627ETEXI 628 629 { 630 .name = "mouse_set", 631 .args_type = "index:i", 632 .params = "index", 633 .help = "set which mouse device receives events", 634 .mhandler.cmd = do_mouse_set, 635 }, 636 637STEXI 638@item mouse_set @var{index} 639@findex mouse_set 640Set which mouse device receives events at given @var{index}, index 641can be obtained with 642@example 643info mice 644@end example 645ETEXI 646 647#ifdef HAS_AUDIO 648 { 649 .name = "wavcapture", 650 .args_type = "path:F,freq:i?,bits:i?,nchannels:i?", 651 .params = "path [frequency [bits [channels]]]", 652 .help = "capture audio to a wave file (default frequency=44100 bits=16 channels=2)", 653 .mhandler.cmd = do_wav_capture, 654 }, 655#endif 656STEXI 657@item wavcapture @var{filename} [@var{frequency} [@var{bits} [@var{channels}]]] 658@findex wavcapture 659Capture audio into @var{filename}. Using sample rate @var{frequency} 660bits per sample @var{bits} and number of channels @var{channels}. 661 662Defaults: 663@itemize @minus 664@item Sample rate = 44100 Hz - CD quality 665@item Bits = 16 666@item Number of channels = 2 - Stereo 667@end itemize 668ETEXI 669 670#ifdef HAS_AUDIO 671 { 672 .name = "stopcapture", 673 .args_type = "n:i", 674 .params = "capture index", 675 .help = "stop capture", 676 .mhandler.cmd = do_stop_capture, 677 }, 678#endif 679STEXI 680@item stopcapture @var{index} 681@findex stopcapture 682Stop capture with a given @var{index}, index can be obtained with 683@example 684info capture 685@end example 686ETEXI 687 688 { 689 .name = "memsave", 690 .args_type = "val:l,size:i,filename:s", 691 .params = "addr size file", 692 .help = "save to disk virtual memory dump starting at 'addr' of size 'size'", 693 .user_print = monitor_user_noop, 694 .mhandler.cmd_new = do_memory_save, 695 }, 696 697STEXI 698@item memsave @var{addr} @var{size} @var{file} 699@findex memsave 700save to disk virtual memory dump starting at @var{addr} of size @var{size}. 701ETEXI 702 703 { 704 .name = "pmemsave", 705 .args_type = "val:l,size:i,filename:s", 706 .params = "addr size file", 707 .help = "save to disk physical memory dump starting at 'addr' of size 'size'", 708 .user_print = monitor_user_noop, 709 .mhandler.cmd_new = do_physical_memory_save, 710 }, 711 712STEXI 713@item pmemsave @var{addr} @var{size} @var{file} 714@findex pmemsave 715save to disk physical memory dump starting at @var{addr} of size @var{size}. 716ETEXI 717 718 { 719 .name = "boot_set", 720 .args_type = "bootdevice:s", 721 .params = "bootdevice", 722 .help = "define new values for the boot device list", 723 .mhandler.cmd = do_boot_set, 724 }, 725 726STEXI 727@item boot_set @var{bootdevicelist} 728@findex boot_set 729 730Define new values for the boot device list. Those values will override 731the values specified on the command line through the @code{-boot} option. 732 733The values that can be specified here depend on the machine type, but are 734the same that can be specified in the @code{-boot} command line option. 735ETEXI 736 737#if defined(TARGET_I386) 738 { 739 .name = "nmi", 740 .args_type = "", 741 .params = "", 742 .help = "inject an NMI on all guest's CPUs", 743 .user_print = monitor_user_noop, 744 .mhandler.cmd_new = do_inject_nmi, 745 }, 746#endif 747STEXI 748@item nmi @var{cpu} 749@findex nmi 750Inject an NMI on the given CPU (x86 only). 751ETEXI 752 753 { 754 .name = "migrate", 755 .args_type = "detach:-d,blk:-b,inc:-i,uri:s", 756 .params = "[-d] [-b] [-i] uri", 757 .help = "migrate to URI (using -d to not wait for completion)" 758 "\n\t\t\t -b for migration without shared storage with" 759 " full copy of disk\n\t\t\t -i for migration without " 760 "shared storage with incremental copy of disk " 761 "(base image shared between src and destination)", 762 .user_print = monitor_user_noop, 763 .mhandler.cmd_new = do_migrate, 764 }, 765 766 767STEXI 768@item migrate [-d] [-b] [-i] @var{uri} 769@findex migrate 770Migrate to @var{uri} (using -d to not wait for completion). 771 -b for migration with full copy of disk 772 -i for migration with incremental copy of disk (base image is shared) 773ETEXI 774 775 { 776 .name = "migrate_cancel", 777 .args_type = "", 778 .params = "", 779 .help = "cancel the current VM migration", 780 .user_print = monitor_user_noop, 781 .mhandler.cmd_new = do_migrate_cancel, 782 }, 783 784STEXI 785@item migrate_cancel 786@findex migrate_cancel 787Cancel the current VM migration. 788ETEXI 789 790 { 791 .name = "migrate_set_speed", 792 .args_type = "value:o", 793 .params = "value", 794 .help = "set maximum speed (in bytes) for migrations. " 795 "Defaults to MB if no size suffix is specified, ie. B/K/M/G/T", 796 .user_print = monitor_user_noop, 797 .mhandler.cmd_new = do_migrate_set_speed, 798 }, 799 800STEXI 801@item migrate_set_speed @var{value} 802@findex migrate_set_speed 803Set maximum speed to @var{value} (in bytes) for migrations. 804ETEXI 805 806 { 807 .name = "migrate_set_downtime", 808 .args_type = "value:T", 809 .params = "value", 810 .help = "set maximum tolerated downtime (in seconds) for migrations", 811 .user_print = monitor_user_noop, 812 .mhandler.cmd_new = do_migrate_set_downtime, 813 }, 814 815STEXI 816@item migrate_set_downtime @var{second} 817@findex migrate_set_downtime 818Set maximum tolerated downtime (in seconds) for migration. 819ETEXI 820 821 { 822 .name = "client_migrate_info", 823 .args_type = "protocol:s,hostname:s,port:i?,tls-port:i?,cert-subject:s?", 824 .params = "protocol hostname port tls-port cert-subject", 825 .help = "send migration info to spice/vnc client", 826 .user_print = monitor_user_noop, 827 .mhandler.cmd_new = client_migrate_info, 828 }, 829 830STEXI 831@item client_migrate_info @var{protocol} @var{hostname} @var{port} @var{tls-port} @var{cert-subject} 832@findex client_migrate_info 833Set the spice/vnc connection info for the migration target. The spice/vnc 834server will ask the spice/vnc client to automatically reconnect using the 835new parameters (if specified) once the vm migration finished successfully. 836ETEXI 837 838 { 839 .name = "snapshot_blkdev", 840 .args_type = "device:B,snapshot-file:s?,format:s?", 841 .params = "device [new-image-file] [format]", 842 .help = "initiates a live snapshot\n\t\t\t" 843 "of device. If a new image file is specified, the\n\t\t\t" 844 "new image file will become the new root image.\n\t\t\t" 845 "If format is specified, the snapshot file will\n\t\t\t" 846 "be created in that format. Otherwise the\n\t\t\t" 847 "snapshot will be internal! (currently unsupported)", 848 .mhandler.cmd_new = do_snapshot_blkdev, 849 }, 850 851STEXI 852@item snapshot_blkdev 853@findex snapshot_blkdev 854Snapshot device, using snapshot file as target if provided 855ETEXI 856 857#if defined(TARGET_I386) 858 { 859 .name = "drive_add", 860 .args_type = "pci_addr:s,opts:s", 861 .params = "[[<domain>:]<bus>:]<slot>\n" 862 "[file=file][,if=type][,bus=n]\n" 863 "[,unit=m][,media=d][index=i]\n" 864 "[,cyls=c,heads=h,secs=s[,trans=t]]\n" 865 "[snapshot=on|off][,cache=on|off]", 866 .help = "add drive to PCI storage controller", 867 .mhandler.cmd = drive_hot_add, 868 }, 869#endif 870 871STEXI 872@item drive_add 873@findex drive_add 874Add drive to PCI storage controller. 875ETEXI 876 877#if defined(TARGET_I386) 878 { 879 .name = "pci_add", 880 .args_type = "pci_addr:s,type:s,opts:s?", 881 .params = "auto|[[<domain>:]<bus>:]<slot> nic|storage [[vlan=n][,macaddr=addr][,model=type]] [file=file][,if=type][,bus=nr]...", 882 .help = "hot-add PCI device", 883 .mhandler.cmd = pci_device_hot_add, 884 }, 885#endif 886 887STEXI 888@item pci_add 889@findex pci_add 890Hot-add PCI device. 891ETEXI 892 893#if defined(TARGET_I386) 894 { 895 .name = "pci_del", 896 .args_type = "pci_addr:s", 897 .params = "[[<domain>:]<bus>:]<slot>", 898 .help = "hot remove PCI device", 899 .mhandler.cmd = do_pci_device_hot_remove, 900 }, 901#endif 902 903STEXI 904@item pci_del 905@findex pci_del 906Hot remove PCI device. 907ETEXI 908 909 { 910 .name = "pcie_aer_inject_error", 911 .args_type = "advisory_non_fatal:-a,correctable:-c," 912 "id:s,error_status:s," 913 "header0:i?,header1:i?,header2:i?,header3:i?," 914 "prefix0:i?,prefix1:i?,prefix2:i?,prefix3:i?", 915 .params = "[-a] [-c] id " 916 "<error_status> [<tlp header> [<tlp header prefix>]]", 917 .help = "inject pcie aer error\n\t\t\t" 918 " -a for advisory non fatal error\n\t\t\t" 919 " -c for correctable error\n\t\t\t" 920 "<id> = qdev device id\n\t\t\t" 921 "<error_status> = error string or 32bit\n\t\t\t" 922 "<tlb header> = 32bit x 4\n\t\t\t" 923 "<tlb header prefix> = 32bit x 4", 924 .user_print = pcie_aer_inject_error_print, 925 .mhandler.cmd_new = do_pcie_aer_inejct_error, 926 }, 927 928STEXI 929@item pcie_aer_inject_error 930@findex pcie_aer_inject_error 931Inject PCIe AER error 932ETEXI 933 934 { 935 .name = "host_net_add", 936 .args_type = "device:s,opts:s?", 937 .params = "tap|user|socket|vde|dump [options]", 938 .help = "add host VLAN client", 939 .mhandler.cmd = net_host_device_add, 940 }, 941 942STEXI 943@item host_net_add 944@findex host_net_add 945Add host VLAN client. 946ETEXI 947 948 { 949 .name = "host_net_remove", 950 .args_type = "vlan_id:i,device:s", 951 .params = "vlan_id name", 952 .help = "remove host VLAN client", 953 .mhandler.cmd = net_host_device_remove, 954 }, 955 956STEXI 957@item host_net_remove 958@findex host_net_remove 959Remove host VLAN client. 960ETEXI 961 962 { 963 .name = "netdev_add", 964 .args_type = "netdev:O", 965 .params = "[user|tap|socket],id=str[,prop=value][,...]", 966 .help = "add host network device", 967 .user_print = monitor_user_noop, 968 .mhandler.cmd_new = do_netdev_add, 969 }, 970 971STEXI 972@item netdev_add 973@findex netdev_add 974Add host network device. 975ETEXI 976 977 { 978 .name = "netdev_del", 979 .args_type = "id:s", 980 .params = "id", 981 .help = "remove host network device", 982 .user_print = monitor_user_noop, 983 .mhandler.cmd_new = do_netdev_del, 984 }, 985 986STEXI 987@item netdev_del 988@findex netdev_del 989Remove host network device. 990ETEXI 991 992#ifdef CONFIG_SLIRP 993 { 994 .name = "hostfwd_add", 995 .args_type = "arg1:s,arg2:s?,arg3:s?", 996 .params = "[vlan_id name] [tcp|udp]:[hostaddr]:hostport-[guestaddr]:guestport", 997 .help = "redirect TCP or UDP connections from host to guest (requires -net user)", 998 .mhandler.cmd = net_slirp_hostfwd_add, 999 }, 1000#endif 1001STEXI 1002@item hostfwd_add 1003@findex hostfwd_add 1004Redirect TCP or UDP connections from host to guest (requires -net user). 1005ETEXI 1006 1007#ifdef CONFIG_SLIRP 1008 { 1009 .name = "hostfwd_remove", 1010 .args_type = "arg1:s,arg2:s?,arg3:s?", 1011 .params = "[vlan_id name] [tcp|udp]:[hostaddr]:hostport", 1012 .help = "remove host-to-guest TCP or UDP redirection", 1013 .mhandler.cmd = net_slirp_hostfwd_remove, 1014 }, 1015 1016#endif 1017STEXI 1018@item hostfwd_remove 1019@findex hostfwd_remove 1020Remove host-to-guest TCP or UDP redirection. 1021ETEXI 1022 1023 { 1024 .name = "balloon", 1025 .args_type = "value:M", 1026 .params = "target", 1027 .help = "request VM to change its memory allocation (in MB)", 1028 .user_print = monitor_user_noop, 1029 .mhandler.cmd_async = do_balloon, 1030 .flags = MONITOR_CMD_ASYNC, 1031 }, 1032 1033STEXI 1034@item balloon @var{value} 1035@findex balloon 1036Request VM to change its memory allocation to @var{value} (in MB). 1037ETEXI 1038 1039 { 1040 .name = "set_link", 1041 .args_type = "name:s,up:b", 1042 .params = "name on|off", 1043 .help = "change the link status of a network adapter", 1044 .user_print = monitor_user_noop, 1045 .mhandler.cmd_new = do_set_link, 1046 }, 1047 1048STEXI 1049@item set_link @var{name} [on|off] 1050@findex set_link 1051Switch link @var{name} on (i.e. up) or off (i.e. down). 1052ETEXI 1053 1054 { 1055 .name = "watchdog_action", 1056 .args_type = "action:s", 1057 .params = "[reset|shutdown|poweroff|pause|debug|none]", 1058 .help = "change watchdog action", 1059 .mhandler.cmd = do_watchdog_action, 1060 }, 1061 1062STEXI 1063@item watchdog_action 1064@findex watchdog_action 1065Change watchdog action. 1066ETEXI 1067 1068 { 1069 .name = "acl_show", 1070 .args_type = "aclname:s", 1071 .params = "aclname", 1072 .help = "list rules in the access control list", 1073 .mhandler.cmd = do_acl_show, 1074 }, 1075 1076STEXI 1077@item acl_show @var{aclname} 1078@findex acl_show 1079List all the matching rules in the access control list, and the default 1080policy. There are currently two named access control lists, 1081@var{vnc.x509dname} and @var{vnc.username} matching on the x509 client 1082certificate distinguished name, and SASL username respectively. 1083ETEXI 1084 1085 { 1086 .name = "acl_policy", 1087 .args_type = "aclname:s,policy:s", 1088 .params = "aclname allow|deny", 1089 .help = "set default access control list policy", 1090 .mhandler.cmd = do_acl_policy, 1091 }, 1092 1093STEXI 1094@item acl_policy @var{aclname} @code{allow|deny} 1095@findex acl_policy 1096Set the default access control list policy, used in the event that 1097none of the explicit rules match. The default policy at startup is 1098always @code{deny}. 1099ETEXI 1100 1101 { 1102 .name = "acl_add", 1103 .args_type = "aclname:s,match:s,policy:s,index:i?", 1104 .params = "aclname match allow|deny [index]", 1105 .help = "add a match rule to the access control list", 1106 .mhandler.cmd = do_acl_add, 1107 }, 1108 1109STEXI 1110@item acl_add @var{aclname} @var{match} @code{allow|deny} [@var{index}] 1111@findex acl_add 1112Add a match rule to the access control list, allowing or denying access. 1113The match will normally be an exact username or x509 distinguished name, 1114but can optionally include wildcard globs. eg @code{*@@EXAMPLE.COM} to 1115allow all users in the @code{EXAMPLE.COM} kerberos realm. The match will 1116normally be appended to the end of the ACL, but can be inserted 1117earlier in the list if the optional @var{index} parameter is supplied. 1118ETEXI 1119 1120 { 1121 .name = "acl_remove", 1122 .args_type = "aclname:s,match:s", 1123 .params = "aclname match", 1124 .help = "remove a match rule from the access control list", 1125 .mhandler.cmd = do_acl_remove, 1126 }, 1127 1128STEXI 1129@item acl_remove @var{aclname} @var{match} 1130@findex acl_remove 1131Remove the specified match rule from the access control list. 1132ETEXI 1133 1134 { 1135 .name = "acl_reset", 1136 .args_type = "aclname:s", 1137 .params = "aclname", 1138 .help = "reset the access control list", 1139 .mhandler.cmd = do_acl_reset, 1140 }, 1141 1142STEXI 1143@item acl_reset @var{aclname} 1144@findex acl_reset 1145Remove all matches from the access control list, and set the default 1146policy back to @code{deny}. 1147ETEXI 1148 1149#if defined(TARGET_I386) 1150 1151 { 1152 .name = "mce", 1153 .args_type = "broadcast:-b,cpu_index:i,bank:i,status:l,mcg_status:l,addr:l,misc:l", 1154 .params = "[-b] cpu bank status mcgstatus addr misc", 1155 .help = "inject a MCE on the given CPU [and broadcast to other CPUs with -b option]", 1156 .mhandler.cmd = do_inject_mce, 1157 }, 1158 1159#endif 1160STEXI 1161@item mce @var{cpu} @var{bank} @var{status} @var{mcgstatus} @var{addr} @var{misc} 1162@findex mce (x86) 1163Inject an MCE on the given CPU (x86 only). 1164ETEXI 1165 1166 { 1167 .name = "getfd", 1168 .args_type = "fdname:s", 1169 .params = "getfd name", 1170 .help = "receive a file descriptor via SCM rights and assign it a name", 1171 .user_print = monitor_user_noop, 1172 .mhandler.cmd_new = do_getfd, 1173 }, 1174 1175STEXI 1176@item getfd @var{fdname} 1177@findex getfd 1178If a file descriptor is passed alongside this command using the SCM_RIGHTS 1179mechanism on unix sockets, it is stored using the name @var{fdname} for 1180later use by other monitor commands. 1181ETEXI 1182 1183 { 1184 .name = "closefd", 1185 .args_type = "fdname:s", 1186 .params = "closefd name", 1187 .help = "close a file descriptor previously passed via SCM rights", 1188 .user_print = monitor_user_noop, 1189 .mhandler.cmd_new = do_closefd, 1190 }, 1191 1192STEXI 1193@item closefd @var{fdname} 1194@findex closefd 1195Close the file descriptor previously assigned to @var{fdname} using the 1196@code{getfd} command. This is only needed if the file descriptor was never 1197used by another monitor command. 1198ETEXI 1199 1200 { 1201 .name = "block_passwd", 1202 .args_type = "device:B,password:s", 1203 .params = "block_passwd device password", 1204 .help = "set the password of encrypted block devices", 1205 .user_print = monitor_user_noop, 1206 .mhandler.cmd_new = do_block_set_passwd, 1207 }, 1208 1209STEXI 1210@item block_passwd @var{device} @var{password} 1211@findex block_passwd 1212Set the encrypted device @var{device} password to @var{password} 1213ETEXI 1214 1215 { 1216 .name = "set_password", 1217 .args_type = "protocol:s,password:s,connected:s?", 1218 .params = "protocol password action-if-connected", 1219 .help = "set spice/vnc password", 1220 .user_print = monitor_user_noop, 1221 .mhandler.cmd_new = set_password, 1222 }, 1223 1224STEXI 1225@item set_password [ vnc | spice ] password [ action-if-connected ] 1226@findex set_password 1227 1228Change spice/vnc password. Use zero to make the password stay valid 1229forever. @var{action-if-connected} specifies what should happen in 1230case a connection is established: @var{fail} makes the password change 1231fail. @var{disconnect} changes the password and disconnects the 1232client. @var{keep} changes the password and keeps the connection up. 1233@var{keep} is the default. 1234ETEXI 1235 1236 { 1237 .name = "expire_password", 1238 .args_type = "protocol:s,time:s", 1239 .params = "protocol time", 1240 .help = "set spice/vnc password expire-time", 1241 .user_print = monitor_user_noop, 1242 .mhandler.cmd_new = expire_password, 1243 }, 1244 1245STEXI 1246@item expire_password [ vnc | spice ] expire-time 1247@findex expire_password 1248 1249Specify when a password for spice/vnc becomes 1250invalid. @var{expire-time} accepts: 1251 1252@table @var 1253@item now 1254Invalidate password instantly. 1255 1256@item never 1257Password stays valid forever. 1258 1259@item +nsec 1260Password stays valid for @var{nsec} seconds starting now. 1261 1262@item nsec 1263Password is invalidated at the given time. @var{nsec} are the seconds 1264passed since 1970, i.e. unix epoch. 1265 1266@end table 1267ETEXI 1268 1269 { 1270 .name = "info", 1271 .args_type = "item:s?", 1272 .params = "[subcommand]", 1273 .help = "show various information about the system state", 1274 .mhandler.cmd = do_info, 1275 }, 1276 1277STEXI 1278@item info @var{subcommand} 1279@findex info 1280Show various information about the system state. 1281 1282@table @option 1283@item info version 1284show the version of QEMU 1285@item info network 1286show the various VLANs and the associated devices 1287@item info chardev 1288show the character devices 1289@item info block 1290show the block devices 1291@item info blockstats 1292show block device statistics 1293@item info registers 1294show the cpu registers 1295@item info cpus 1296show infos for each CPU 1297@item info history 1298show the command line history 1299@item info irq 1300show the interrupts statistics (if available) 1301@item info pic 1302show i8259 (PIC) state 1303@item info pci 1304show emulated PCI device info 1305@item info tlb 1306show virtual to physical memory mappings (i386, SH4, SPARC, and PPC only) 1307@item info mem 1308show the active virtual memory mappings (i386 only) 1309@item info jit 1310show dynamic compiler info 1311@item info numa 1312show NUMA information 1313@item info kvm 1314show KVM information 1315@item info usb 1316show USB devices plugged on the virtual USB hub 1317@item info usbhost 1318show all USB host devices 1319@item info profile 1320show profiling information 1321@item info capture 1322show information about active capturing 1323@item info snapshots 1324show list of VM snapshots 1325@item info status 1326show the current VM status (running|paused) 1327@item info pcmcia 1328show guest PCMCIA status 1329@item info mice 1330show which guest mouse is receiving events 1331@item info vnc 1332show the vnc server status 1333@item info name 1334show the current VM name 1335@item info uuid 1336show the current VM UUID 1337@item info cpustats 1338show CPU statistics 1339@item info usernet 1340show user network stack connection states 1341@item info migrate 1342show migration status 1343@item info balloon 1344show balloon information 1345@item info qtree 1346show device tree 1347@item info qdm 1348show qdev device model list 1349@item info roms 1350show roms 1351@end table 1352ETEXI 1353 1354#ifdef CONFIG_TRACE_SIMPLE 1355STEXI 1356@item info trace 1357show contents of trace buffer 1358ETEXI 1359#endif 1360 1361STEXI 1362@item info trace-events 1363show available trace events and their state 1364ETEXI 1365 1366STEXI 1367@end table 1368ETEXI 1369