1HXCOMM Use DEFHEADING() to define headings in both help text and texi 2HXCOMM Text between STEXI and ETEXI are copied to texi version and 3HXCOMM discarded from C version 4HXCOMM DEF(command, args, callback, arg_string, help) is used to construct 5HXCOMM monitor commands 6HXCOMM HXCOMM can be used for comments, discarded from both texi and C 7 8STEXI 9@table @option 10ETEXI 11 12 { 13 .name = "help|?", 14 .args_type = "name:s?", 15 .params = "[cmd]", 16 .help = "show the help", 17 .mhandler.cmd = do_help_cmd, 18 }, 19 20STEXI 21@item help or ? [@var{cmd}] 22@findex help 23Show the help for all commands or just for command @var{cmd}. 24ETEXI 25 26 { 27 .name = "commit", 28 .args_type = "device:B", 29 .params = "device|all", 30 .help = "commit changes to the disk images (if -snapshot is used) or backing files", 31 .mhandler.cmd = do_commit, 32 }, 33 34STEXI 35@item commit 36@findex commit 37Commit changes to the disk images (if -snapshot is used) or backing files. 38ETEXI 39 40 { 41 .name = "q|quit", 42 .args_type = "", 43 .params = "", 44 .help = "quit the emulator", 45 .user_print = monitor_user_noop, 46 .mhandler.cmd = hmp_quit, 47 }, 48 49STEXI 50@item q or quit 51@findex quit 52Quit the emulator. 53ETEXI 54 55 { 56 .name = "block_resize", 57 .args_type = "device:B,size:o", 58 .params = "device size", 59 .help = "resize a block image", 60 .mhandler.cmd = hmp_block_resize, 61 }, 62 63STEXI 64@item block_resize 65@findex block_resize 66Resize a block image while a guest is running. Usually requires guest 67action to see the updated size. Resize to a lower size is supported, 68but should be used with extreme caution. Note that this command only 69resizes image files, it can not resize block devices like LVM volumes. 70ETEXI 71 72 73 { 74 .name = "eject", 75 .args_type = "force:-f,device:B", 76 .params = "[-f] device", 77 .help = "eject a removable medium (use -f to force it)", 78 .user_print = monitor_user_noop, 79 .mhandler.cmd_new = do_eject, 80 }, 81 82STEXI 83@item eject [-f] @var{device} 84@findex eject 85Eject a removable medium (use -f to force it). 86ETEXI 87 88 { 89 .name = "drive_del", 90 .args_type = "id:s", 91 .params = "device", 92 .help = "remove host block device", 93 .user_print = monitor_user_noop, 94 .mhandler.cmd_new = do_drive_del, 95 }, 96 97STEXI 98@item drive_del @var{device} 99@findex drive_del 100Remove host block device. The result is that guest generated IO is no longer 101submitted against the host device underlying the disk. Once a drive has 102been deleted, the QEMU Block layer returns -EIO which results in IO 103errors in the guest for applications that are reading/writing to the device. 104ETEXI 105 106 { 107 .name = "change", 108 .args_type = "device:B,target:F,arg:s?", 109 .params = "device filename [format]", 110 .help = "change a removable medium, optional format", 111 .user_print = monitor_user_noop, 112 .mhandler.cmd_new = do_change, 113 }, 114 115STEXI 116@item change @var{device} @var{setting} 117@findex change 118 119Change the configuration of a device. 120 121@table @option 122@item change @var{diskdevice} @var{filename} [@var{format}] 123Change the medium for a removable disk device to point to @var{filename}. eg 124 125@example 126(qemu) change ide1-cd0 /path/to/some.iso 127@end example 128 129@var{format} is optional. 130 131@item change vnc @var{display},@var{options} 132Change the configuration of the VNC server. The valid syntax for @var{display} 133and @var{options} are described at @ref{sec_invocation}. eg 134 135@example 136(qemu) change vnc localhost:1 137@end example 138 139@item change vnc password [@var{password}] 140 141Change the password associated with the VNC server. If the new password is not 142supplied, the monitor will prompt for it to be entered. VNC passwords are only 143significant up to 8 letters. eg 144 145@example 146(qemu) change vnc password 147Password: ******** 148@end example 149 150@end table 151ETEXI 152 153 { 154 .name = "screendump", 155 .args_type = "filename:F", 156 .params = "filename", 157 .help = "save screen into PPM image 'filename'", 158 .user_print = monitor_user_noop, 159 .mhandler.cmd_new = do_screen_dump, 160 }, 161 162STEXI 163@item screendump @var{filename} 164@findex screendump 165Save screen into PPM image @var{filename}. 166ETEXI 167 168 { 169 .name = "logfile", 170 .args_type = "filename:F", 171 .params = "filename", 172 .help = "output logs to 'filename'", 173 .mhandler.cmd = do_logfile, 174 }, 175 176STEXI 177@item logfile @var{filename} 178@findex logfile 179Output logs to @var{filename}. 180ETEXI 181 182 { 183 .name = "trace-event", 184 .args_type = "name:s,option:b", 185 .params = "name on|off", 186 .help = "changes status of a specific trace event", 187 .mhandler.cmd = do_trace_event_set_state, 188 }, 189 190STEXI 191@item trace-event 192@findex trace-event 193changes status of a trace event 194ETEXI 195 196#if defined(CONFIG_TRACE_SIMPLE) 197 { 198 .name = "trace-file", 199 .args_type = "op:s?,arg:F?", 200 .params = "on|off|flush|set [arg]", 201 .help = "open, close, or flush trace file, or set a new file name", 202 .mhandler.cmd = do_trace_file, 203 }, 204 205STEXI 206@item trace-file on|off|flush 207@findex trace-file 208Open, close, or flush the trace file. If no argument is given, the status of the trace file is displayed. 209ETEXI 210#endif 211 212 { 213 .name = "log", 214 .args_type = "items:s", 215 .params = "item1[,...]", 216 .help = "activate logging of the specified items to '/tmp/qemu.log'", 217 .mhandler.cmd = do_log, 218 }, 219 220STEXI 221@item log @var{item1}[,...] 222@findex log 223Activate logging of the specified items to @file{/tmp/qemu.log}. 224ETEXI 225 226 { 227 .name = "savevm", 228 .args_type = "name:s?", 229 .params = "[tag|id]", 230 .help = "save a VM snapshot. If no tag or id are provided, a new snapshot is created", 231 .mhandler.cmd = do_savevm, 232 }, 233 234STEXI 235@item savevm [@var{tag}|@var{id}] 236@findex savevm 237Create a snapshot of the whole virtual machine. If @var{tag} is 238provided, it is used as human readable identifier. If there is already 239a snapshot with the same tag or ID, it is replaced. More info at 240@ref{vm_snapshots}. 241ETEXI 242 243 { 244 .name = "loadvm", 245 .args_type = "name:s", 246 .params = "tag|id", 247 .help = "restore a VM snapshot from its tag or id", 248 .mhandler.cmd = do_loadvm, 249 }, 250 251STEXI 252@item loadvm @var{tag}|@var{id} 253@findex loadvm 254Set the whole virtual machine to the snapshot identified by the tag 255@var{tag} or the unique snapshot ID @var{id}. 256ETEXI 257 258 { 259 .name = "delvm", 260 .args_type = "name:s", 261 .params = "tag|id", 262 .help = "delete a VM snapshot from its tag or id", 263 .mhandler.cmd = do_delvm, 264 }, 265 266STEXI 267@item delvm @var{tag}|@var{id} 268@findex delvm 269Delete the snapshot identified by @var{tag} or @var{id}. 270ETEXI 271 272 { 273 .name = "singlestep", 274 .args_type = "option:s?", 275 .params = "[on|off]", 276 .help = "run emulation in singlestep mode or switch to normal mode", 277 .mhandler.cmd = do_singlestep, 278 }, 279 280STEXI 281@item singlestep [off] 282@findex singlestep 283Run the emulation in single step mode. 284If called with option off, the emulation returns to normal mode. 285ETEXI 286 287 { 288 .name = "stop", 289 .args_type = "", 290 .params = "", 291 .help = "stop emulation", 292 .mhandler.cmd = hmp_stop, 293 }, 294 295STEXI 296@item stop 297@findex stop 298Stop emulation. 299ETEXI 300 301 { 302 .name = "c|cont", 303 .args_type = "", 304 .params = "", 305 .help = "resume emulation", 306 .mhandler.cmd = hmp_cont, 307 }, 308 309STEXI 310@item c or cont 311@findex cont 312Resume emulation. 313ETEXI 314 315 { 316 .name = "gdbserver", 317 .args_type = "device:s?", 318 .params = "[device]", 319 .help = "start gdbserver on given device (default 'tcp::1234'), stop with 'none'", 320 .mhandler.cmd = do_gdbserver, 321 }, 322 323STEXI 324@item gdbserver [@var{port}] 325@findex gdbserver 326Start gdbserver session (default @var{port}=1234) 327ETEXI 328 329 { 330 .name = "x", 331 .args_type = "fmt:/,addr:l", 332 .params = "/fmt addr", 333 .help = "virtual memory dump starting at 'addr'", 334 .mhandler.cmd = do_memory_dump, 335 }, 336 337STEXI 338@item x/fmt @var{addr} 339@findex x 340Virtual memory dump starting at @var{addr}. 341ETEXI 342 343 { 344 .name = "xp", 345 .args_type = "fmt:/,addr:l", 346 .params = "/fmt addr", 347 .help = "physical memory dump starting at 'addr'", 348 .mhandler.cmd = do_physical_memory_dump, 349 }, 350 351STEXI 352@item xp /@var{fmt} @var{addr} 353@findex xp 354Physical memory dump starting at @var{addr}. 355 356@var{fmt} is a format which tells the command how to format the 357data. Its syntax is: @option{/@{count@}@{format@}@{size@}} 358 359@table @var 360@item count 361is the number of items to be dumped. 362 363@item format 364can be x (hex), d (signed decimal), u (unsigned decimal), o (octal), 365c (char) or i (asm instruction). 366 367@item size 368can be b (8 bits), h (16 bits), w (32 bits) or g (64 bits). On x86, 369@code{h} or @code{w} can be specified with the @code{i} format to 370respectively select 16 or 32 bit code instruction size. 371 372@end table 373 374Examples: 375@itemize 376@item 377Dump 10 instructions at the current instruction pointer: 378@example 379(qemu) x/10i $eip 3800x90107063: ret 3810x90107064: sti 3820x90107065: lea 0x0(%esi,1),%esi 3830x90107069: lea 0x0(%edi,1),%edi 3840x90107070: ret 3850x90107071: jmp 0x90107080 3860x90107073: nop 3870x90107074: nop 3880x90107075: nop 3890x90107076: nop 390@end example 391 392@item 393Dump 80 16 bit values at the start of the video memory. 394@smallexample 395(qemu) xp/80hx 0xb8000 3960x000b8000: 0x0b50 0x0b6c 0x0b65 0x0b78 0x0b38 0x0b36 0x0b2f 0x0b42 3970x000b8010: 0x0b6f 0x0b63 0x0b68 0x0b73 0x0b20 0x0b56 0x0b47 0x0b41 3980x000b8020: 0x0b42 0x0b69 0x0b6f 0x0b73 0x0b20 0x0b63 0x0b75 0x0b72 3990x000b8030: 0x0b72 0x0b65 0x0b6e 0x0b74 0x0b2d 0x0b63 0x0b76 0x0b73 4000x000b8040: 0x0b20 0x0b30 0x0b35 0x0b20 0x0b4e 0x0b6f 0x0b76 0x0b20 4010x000b8050: 0x0b32 0x0b30 0x0b30 0x0b33 0x0720 0x0720 0x0720 0x0720 4020x000b8060: 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 4030x000b8070: 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 4040x000b8080: 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 4050x000b8090: 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 0x0720 406@end smallexample 407@end itemize 408ETEXI 409 410 { 411 .name = "p|print", 412 .args_type = "fmt:/,val:l", 413 .params = "/fmt expr", 414 .help = "print expression value (use $reg for CPU register access)", 415 .mhandler.cmd = do_print, 416 }, 417 418STEXI 419@item p or print/@var{fmt} @var{expr} 420@findex print 421 422Print expression value. Only the @var{format} part of @var{fmt} is 423used. 424ETEXI 425 426 { 427 .name = "i", 428 .args_type = "fmt:/,addr:i,index:i.", 429 .params = "/fmt addr", 430 .help = "I/O port read", 431 .mhandler.cmd = do_ioport_read, 432 }, 433 434STEXI 435Read I/O port. 436ETEXI 437 438 { 439 .name = "o", 440 .args_type = "fmt:/,addr:i,val:i", 441 .params = "/fmt addr value", 442 .help = "I/O port write", 443 .mhandler.cmd = do_ioport_write, 444 }, 445 446STEXI 447Write to I/O port. 448ETEXI 449 450 { 451 .name = "sendkey", 452 .args_type = "string:s,hold_time:i?", 453 .params = "keys [hold_ms]", 454 .help = "send keys to the VM (e.g. 'sendkey ctrl-alt-f1', default hold time=100 ms)", 455 .mhandler.cmd = do_sendkey, 456 }, 457 458STEXI 459@item sendkey @var{keys} 460@findex sendkey 461 462Send @var{keys} to the emulator. @var{keys} could be the name of the 463key or @code{#} followed by the raw value in either decimal or hexadecimal 464format. Use @code{-} to press several keys simultaneously. Example: 465@example 466sendkey ctrl-alt-f1 467@end example 468 469This command is useful to send keys that your graphical user interface 470intercepts at low level, such as @code{ctrl-alt-f1} in X Window. 471ETEXI 472 473 { 474 .name = "system_reset", 475 .args_type = "", 476 .params = "", 477 .help = "reset the system", 478 .mhandler.cmd = hmp_system_reset, 479 }, 480 481STEXI 482@item system_reset 483@findex system_reset 484 485Reset the system. 486ETEXI 487 488 { 489 .name = "system_powerdown", 490 .args_type = "", 491 .params = "", 492 .help = "send system power down event", 493 .mhandler.cmd = hmp_system_powerdown, 494 }, 495 496STEXI 497@item system_powerdown 498@findex system_powerdown 499 500Power down the system (if supported). 501ETEXI 502 503 { 504 .name = "sum", 505 .args_type = "start:i,size:i", 506 .params = "addr size", 507 .help = "compute the checksum of a memory region", 508 .mhandler.cmd = do_sum, 509 }, 510 511STEXI 512@item sum @var{addr} @var{size} 513@findex sum 514 515Compute the checksum of a memory region. 516ETEXI 517 518 { 519 .name = "usb_add", 520 .args_type = "devname:s", 521 .params = "device", 522 .help = "add USB device (e.g. 'host:bus.addr' or 'host:vendor_id:product_id')", 523 .mhandler.cmd = do_usb_add, 524 }, 525 526STEXI 527@item usb_add @var{devname} 528@findex usb_add 529 530Add the USB device @var{devname}. For details of available devices see 531@ref{usb_devices} 532ETEXI 533 534 { 535 .name = "usb_del", 536 .args_type = "devname:s", 537 .params = "device", 538 .help = "remove USB device 'bus.addr'", 539 .mhandler.cmd = do_usb_del, 540 }, 541 542STEXI 543@item usb_del @var{devname} 544@findex usb_del 545 546Remove the USB device @var{devname} from the QEMU virtual USB 547hub. @var{devname} has the syntax @code{bus.addr}. Use the monitor 548command @code{info usb} to see the devices you can remove. 549ETEXI 550 551 { 552 .name = "device_add", 553 .args_type = "device:O", 554 .params = "driver[,prop=value][,...]", 555 .help = "add device, like -device on the command line", 556 .user_print = monitor_user_noop, 557 .mhandler.cmd_new = do_device_add, 558 }, 559 560STEXI 561@item device_add @var{config} 562@findex device_add 563 564Add device. 565ETEXI 566 567 { 568 .name = "device_del", 569 .args_type = "id:s", 570 .params = "device", 571 .help = "remove device", 572 .user_print = monitor_user_noop, 573 .mhandler.cmd_new = do_device_del, 574 }, 575 576STEXI 577@item device_del @var{id} 578@findex device_del 579 580Remove device @var{id}. 581ETEXI 582 583 { 584 .name = "cpu", 585 .args_type = "index:i", 586 .params = "index", 587 .help = "set the default CPU", 588 .mhandler.cmd = hmp_cpu, 589 }, 590 591STEXI 592@item cpu @var{index} 593@findex cpu 594Set the default CPU. 595ETEXI 596 597 { 598 .name = "mouse_move", 599 .args_type = "dx_str:s,dy_str:s,dz_str:s?", 600 .params = "dx dy [dz]", 601 .help = "send mouse move events", 602 .mhandler.cmd = do_mouse_move, 603 }, 604 605STEXI 606@item mouse_move @var{dx} @var{dy} [@var{dz}] 607@findex mouse_move 608Move the active mouse to the specified coordinates @var{dx} @var{dy} 609with optional scroll axis @var{dz}. 610ETEXI 611 612 { 613 .name = "mouse_button", 614 .args_type = "button_state:i", 615 .params = "state", 616 .help = "change mouse button state (1=L, 2=M, 4=R)", 617 .mhandler.cmd = do_mouse_button, 618 }, 619 620STEXI 621@item mouse_button @var{val} 622@findex mouse_button 623Change the active mouse button state @var{val} (1=L, 2=M, 4=R). 624ETEXI 625 626 { 627 .name = "mouse_set", 628 .args_type = "index:i", 629 .params = "index", 630 .help = "set which mouse device receives events", 631 .mhandler.cmd = do_mouse_set, 632 }, 633 634STEXI 635@item mouse_set @var{index} 636@findex mouse_set 637Set which mouse device receives events at given @var{index}, index 638can be obtained with 639@example 640info mice 641@end example 642ETEXI 643 644#ifdef HAS_AUDIO 645 { 646 .name = "wavcapture", 647 .args_type = "path:F,freq:i?,bits:i?,nchannels:i?", 648 .params = "path [frequency [bits [channels]]]", 649 .help = "capture audio to a wave file (default frequency=44100 bits=16 channels=2)", 650 .mhandler.cmd = do_wav_capture, 651 }, 652#endif 653STEXI 654@item wavcapture @var{filename} [@var{frequency} [@var{bits} [@var{channels}]]] 655@findex wavcapture 656Capture audio into @var{filename}. Using sample rate @var{frequency} 657bits per sample @var{bits} and number of channels @var{channels}. 658 659Defaults: 660@itemize @minus 661@item Sample rate = 44100 Hz - CD quality 662@item Bits = 16 663@item Number of channels = 2 - Stereo 664@end itemize 665ETEXI 666 667#ifdef HAS_AUDIO 668 { 669 .name = "stopcapture", 670 .args_type = "n:i", 671 .params = "capture index", 672 .help = "stop capture", 673 .mhandler.cmd = do_stop_capture, 674 }, 675#endif 676STEXI 677@item stopcapture @var{index} 678@findex stopcapture 679Stop capture with a given @var{index}, index can be obtained with 680@example 681info capture 682@end example 683ETEXI 684 685 { 686 .name = "memsave", 687 .args_type = "val:l,size:i,filename:s", 688 .params = "addr size file", 689 .help = "save to disk virtual memory dump starting at 'addr' of size 'size'", 690 .mhandler.cmd = hmp_memsave, 691 }, 692 693STEXI 694@item memsave @var{addr} @var{size} @var{file} 695@findex memsave 696save to disk virtual memory dump starting at @var{addr} of size @var{size}. 697ETEXI 698 699 { 700 .name = "pmemsave", 701 .args_type = "val:l,size:i,filename:s", 702 .params = "addr size file", 703 .help = "save to disk physical memory dump starting at 'addr' of size 'size'", 704 .mhandler.cmd = hmp_pmemsave, 705 }, 706 707STEXI 708@item pmemsave @var{addr} @var{size} @var{file} 709@findex pmemsave 710save to disk physical memory dump starting at @var{addr} of size @var{size}. 711ETEXI 712 713 { 714 .name = "boot_set", 715 .args_type = "bootdevice:s", 716 .params = "bootdevice", 717 .help = "define new values for the boot device list", 718 .mhandler.cmd = do_boot_set, 719 }, 720 721STEXI 722@item boot_set @var{bootdevicelist} 723@findex boot_set 724 725Define new values for the boot device list. Those values will override 726the values specified on the command line through the @code{-boot} option. 727 728The values that can be specified here depend on the machine type, but are 729the same that can be specified in the @code{-boot} command line option. 730ETEXI 731 732#if defined(TARGET_I386) 733 { 734 .name = "nmi", 735 .args_type = "", 736 .params = "", 737 .help = "inject an NMI on all guest's CPUs", 738 .mhandler.cmd = hmp_inject_nmi, 739 }, 740#endif 741STEXI 742@item nmi @var{cpu} 743@findex nmi 744Inject an NMI on the given CPU (x86 only). 745ETEXI 746 747 { 748 .name = "migrate", 749 .args_type = "detach:-d,blk:-b,inc:-i,uri:s", 750 .params = "[-d] [-b] [-i] uri", 751 .help = "migrate to URI (using -d to not wait for completion)" 752 "\n\t\t\t -b for migration without shared storage with" 753 " full copy of disk\n\t\t\t -i for migration without " 754 "shared storage with incremental copy of disk " 755 "(base image shared between src and destination)", 756 .user_print = monitor_user_noop, 757 .mhandler.cmd_new = do_migrate, 758 }, 759 760 761STEXI 762@item migrate [-d] [-b] [-i] @var{uri} 763@findex migrate 764Migrate to @var{uri} (using -d to not wait for completion). 765 -b for migration with full copy of disk 766 -i for migration with incremental copy of disk (base image is shared) 767ETEXI 768 769 { 770 .name = "migrate_cancel", 771 .args_type = "", 772 .params = "", 773 .help = "cancel the current VM migration", 774 .mhandler.cmd = hmp_migrate_cancel, 775 }, 776 777STEXI 778@item migrate_cancel 779@findex migrate_cancel 780Cancel the current VM migration. 781ETEXI 782 783 { 784 .name = "migrate_set_speed", 785 .args_type = "value:o", 786 .params = "value", 787 .help = "set maximum speed (in bytes) for migrations. " 788 "Defaults to MB if no size suffix is specified, ie. B/K/M/G/T", 789 .mhandler.cmd = hmp_migrate_set_speed, 790 }, 791 792STEXI 793@item migrate_set_speed @var{value} 794@findex migrate_set_speed 795Set maximum speed to @var{value} (in bytes) for migrations. 796ETEXI 797 798 { 799 .name = "migrate_set_downtime", 800 .args_type = "value:T", 801 .params = "value", 802 .help = "set maximum tolerated downtime (in seconds) for migrations", 803 .mhandler.cmd = hmp_migrate_set_downtime, 804 }, 805 806STEXI 807@item migrate_set_downtime @var{second} 808@findex migrate_set_downtime 809Set maximum tolerated downtime (in seconds) for migration. 810ETEXI 811 812 { 813 .name = "client_migrate_info", 814 .args_type = "protocol:s,hostname:s,port:i?,tls-port:i?,cert-subject:s?", 815 .params = "protocol hostname port tls-port cert-subject", 816 .help = "send migration info to spice/vnc client", 817 .user_print = monitor_user_noop, 818 .mhandler.cmd_async = client_migrate_info, 819 .flags = MONITOR_CMD_ASYNC, 820 }, 821 822STEXI 823@item client_migrate_info @var{protocol} @var{hostname} @var{port} @var{tls-port} @var{cert-subject} 824@findex client_migrate_info 825Set the spice/vnc connection info for the migration target. The spice/vnc 826server will ask the spice/vnc client to automatically reconnect using the 827new parameters (if specified) once the vm migration finished successfully. 828ETEXI 829 830 { 831 .name = "snapshot_blkdev", 832 .args_type = "device:B,snapshot-file:s?,format:s?", 833 .params = "device [new-image-file] [format]", 834 .help = "initiates a live snapshot\n\t\t\t" 835 "of device. If a new image file is specified, the\n\t\t\t" 836 "new image file will become the new root image.\n\t\t\t" 837 "If format is specified, the snapshot file will\n\t\t\t" 838 "be created in that format. Otherwise the\n\t\t\t" 839 "snapshot will be internal! (currently unsupported)", 840 .mhandler.cmd = hmp_snapshot_blkdev, 841 }, 842 843STEXI 844@item snapshot_blkdev 845@findex snapshot_blkdev 846Snapshot device, using snapshot file as target if provided 847ETEXI 848 849 { 850 .name = "drive_add", 851 .args_type = "pci_addr:s,opts:s", 852 .params = "[[<domain>:]<bus>:]<slot>\n" 853 "[file=file][,if=type][,bus=n]\n" 854 "[,unit=m][,media=d][,index=i]\n" 855 "[,cyls=c,heads=h,secs=s[,trans=t]]\n" 856 "[,snapshot=on|off][,cache=on|off]\n" 857 "[,readonly=on|off][,copy-on-read=on|off]", 858 .help = "add drive to PCI storage controller", 859 .mhandler.cmd = drive_hot_add, 860 }, 861 862STEXI 863@item drive_add 864@findex drive_add 865Add drive to PCI storage controller. 866ETEXI 867 868#if defined(TARGET_I386) 869 { 870 .name = "pci_add", 871 .args_type = "pci_addr:s,type:s,opts:s?", 872 .params = "auto|[[<domain>:]<bus>:]<slot> nic|storage [[vlan=n][,macaddr=addr][,model=type]] [file=file][,if=type][,bus=nr]...", 873 .help = "hot-add PCI device", 874 .mhandler.cmd = pci_device_hot_add, 875 }, 876#endif 877 878STEXI 879@item pci_add 880@findex pci_add 881Hot-add PCI device. 882ETEXI 883 884#if defined(TARGET_I386) 885 { 886 .name = "pci_del", 887 .args_type = "pci_addr:s", 888 .params = "[[<domain>:]<bus>:]<slot>", 889 .help = "hot remove PCI device", 890 .mhandler.cmd = do_pci_device_hot_remove, 891 }, 892#endif 893 894STEXI 895@item pci_del 896@findex pci_del 897Hot remove PCI device. 898ETEXI 899 900 { 901 .name = "pcie_aer_inject_error", 902 .args_type = "advisory_non_fatal:-a,correctable:-c," 903 "id:s,error_status:s," 904 "header0:i?,header1:i?,header2:i?,header3:i?," 905 "prefix0:i?,prefix1:i?,prefix2:i?,prefix3:i?", 906 .params = "[-a] [-c] id " 907 "<error_status> [<tlp header> [<tlp header prefix>]]", 908 .help = "inject pcie aer error\n\t\t\t" 909 " -a for advisory non fatal error\n\t\t\t" 910 " -c for correctable error\n\t\t\t" 911 "<id> = qdev device id\n\t\t\t" 912 "<error_status> = error string or 32bit\n\t\t\t" 913 "<tlb header> = 32bit x 4\n\t\t\t" 914 "<tlb header prefix> = 32bit x 4", 915 .user_print = pcie_aer_inject_error_print, 916 .mhandler.cmd_new = do_pcie_aer_inject_error, 917 }, 918 919STEXI 920@item pcie_aer_inject_error 921@findex pcie_aer_inject_error 922Inject PCIe AER error 923ETEXI 924 925 { 926 .name = "host_net_add", 927 .args_type = "device:s,opts:s?", 928 .params = "tap|user|socket|vde|dump [options]", 929 .help = "add host VLAN client", 930 .mhandler.cmd = net_host_device_add, 931 }, 932 933STEXI 934@item host_net_add 935@findex host_net_add 936Add host VLAN client. 937ETEXI 938 939 { 940 .name = "host_net_remove", 941 .args_type = "vlan_id:i,device:s", 942 .params = "vlan_id name", 943 .help = "remove host VLAN client", 944 .mhandler.cmd = net_host_device_remove, 945 }, 946 947STEXI 948@item host_net_remove 949@findex host_net_remove 950Remove host VLAN client. 951ETEXI 952 953 { 954 .name = "netdev_add", 955 .args_type = "netdev:O", 956 .params = "[user|tap|socket],id=str[,prop=value][,...]", 957 .help = "add host network device", 958 .user_print = monitor_user_noop, 959 .mhandler.cmd_new = do_netdev_add, 960 }, 961 962STEXI 963@item netdev_add 964@findex netdev_add 965Add host network device. 966ETEXI 967 968 { 969 .name = "netdev_del", 970 .args_type = "id:s", 971 .params = "id", 972 .help = "remove host network device", 973 .user_print = monitor_user_noop, 974 .mhandler.cmd_new = do_netdev_del, 975 }, 976 977STEXI 978@item netdev_del 979@findex netdev_del 980Remove host network device. 981ETEXI 982 983#ifdef CONFIG_SLIRP 984 { 985 .name = "hostfwd_add", 986 .args_type = "arg1:s,arg2:s?,arg3:s?", 987 .params = "[vlan_id name] [tcp|udp]:[hostaddr]:hostport-[guestaddr]:guestport", 988 .help = "redirect TCP or UDP connections from host to guest (requires -net user)", 989 .mhandler.cmd = net_slirp_hostfwd_add, 990 }, 991#endif 992STEXI 993@item hostfwd_add 994@findex hostfwd_add 995Redirect TCP or UDP connections from host to guest (requires -net user). 996ETEXI 997 998#ifdef CONFIG_SLIRP 999 { 1000 .name = "hostfwd_remove", 1001 .args_type = "arg1:s,arg2:s?,arg3:s?", 1002 .params = "[vlan_id name] [tcp|udp]:[hostaddr]:hostport", 1003 .help = "remove host-to-guest TCP or UDP redirection", 1004 .mhandler.cmd = net_slirp_hostfwd_remove, 1005 }, 1006 1007#endif 1008STEXI 1009@item hostfwd_remove 1010@findex hostfwd_remove 1011Remove host-to-guest TCP or UDP redirection. 1012ETEXI 1013 1014 { 1015 .name = "balloon", 1016 .args_type = "value:M", 1017 .params = "target", 1018 .help = "request VM to change its memory allocation (in MB)", 1019 .mhandler.cmd = hmp_balloon, 1020 }, 1021 1022STEXI 1023@item balloon @var{value} 1024@findex balloon 1025Request VM to change its memory allocation to @var{value} (in MB). 1026ETEXI 1027 1028 { 1029 .name = "set_link", 1030 .args_type = "name:s,up:b", 1031 .params = "name on|off", 1032 .help = "change the link status of a network adapter", 1033 .mhandler.cmd = hmp_set_link, 1034 }, 1035 1036STEXI 1037@item set_link @var{name} [on|off] 1038@findex set_link 1039Switch link @var{name} on (i.e. up) or off (i.e. down). 1040ETEXI 1041 1042 { 1043 .name = "watchdog_action", 1044 .args_type = "action:s", 1045 .params = "[reset|shutdown|poweroff|pause|debug|none]", 1046 .help = "change watchdog action", 1047 .mhandler.cmd = do_watchdog_action, 1048 }, 1049 1050STEXI 1051@item watchdog_action 1052@findex watchdog_action 1053Change watchdog action. 1054ETEXI 1055 1056 { 1057 .name = "acl_show", 1058 .args_type = "aclname:s", 1059 .params = "aclname", 1060 .help = "list rules in the access control list", 1061 .mhandler.cmd = do_acl_show, 1062 }, 1063 1064STEXI 1065@item acl_show @var{aclname} 1066@findex acl_show 1067List all the matching rules in the access control list, and the default 1068policy. There are currently two named access control lists, 1069@var{vnc.x509dname} and @var{vnc.username} matching on the x509 client 1070certificate distinguished name, and SASL username respectively. 1071ETEXI 1072 1073 { 1074 .name = "acl_policy", 1075 .args_type = "aclname:s,policy:s", 1076 .params = "aclname allow|deny", 1077 .help = "set default access control list policy", 1078 .mhandler.cmd = do_acl_policy, 1079 }, 1080 1081STEXI 1082@item acl_policy @var{aclname} @code{allow|deny} 1083@findex acl_policy 1084Set the default access control list policy, used in the event that 1085none of the explicit rules match. The default policy at startup is 1086always @code{deny}. 1087ETEXI 1088 1089 { 1090 .name = "acl_add", 1091 .args_type = "aclname:s,match:s,policy:s,index:i?", 1092 .params = "aclname match allow|deny [index]", 1093 .help = "add a match rule to the access control list", 1094 .mhandler.cmd = do_acl_add, 1095 }, 1096 1097STEXI 1098@item acl_add @var{aclname} @var{match} @code{allow|deny} [@var{index}] 1099@findex acl_add 1100Add a match rule to the access control list, allowing or denying access. 1101The match will normally be an exact username or x509 distinguished name, 1102but can optionally include wildcard globs. eg @code{*@@EXAMPLE.COM} to 1103allow all users in the @code{EXAMPLE.COM} kerberos realm. The match will 1104normally be appended to the end of the ACL, but can be inserted 1105earlier in the list if the optional @var{index} parameter is supplied. 1106ETEXI 1107 1108 { 1109 .name = "acl_remove", 1110 .args_type = "aclname:s,match:s", 1111 .params = "aclname match", 1112 .help = "remove a match rule from the access control list", 1113 .mhandler.cmd = do_acl_remove, 1114 }, 1115 1116STEXI 1117@item acl_remove @var{aclname} @var{match} 1118@findex acl_remove 1119Remove the specified match rule from the access control list. 1120ETEXI 1121 1122 { 1123 .name = "acl_reset", 1124 .args_type = "aclname:s", 1125 .params = "aclname", 1126 .help = "reset the access control list", 1127 .mhandler.cmd = do_acl_reset, 1128 }, 1129 1130STEXI 1131@item acl_reset @var{aclname} 1132@findex acl_reset 1133Remove all matches from the access control list, and set the default 1134policy back to @code{deny}. 1135ETEXI 1136 1137#if defined(TARGET_I386) 1138 1139 { 1140 .name = "mce", 1141 .args_type = "broadcast:-b,cpu_index:i,bank:i,status:l,mcg_status:l,addr:l,misc:l", 1142 .params = "[-b] cpu bank status mcgstatus addr misc", 1143 .help = "inject a MCE on the given CPU [and broadcast to other CPUs with -b option]", 1144 .mhandler.cmd = do_inject_mce, 1145 }, 1146 1147#endif 1148STEXI 1149@item mce @var{cpu} @var{bank} @var{status} @var{mcgstatus} @var{addr} @var{misc} 1150@findex mce (x86) 1151Inject an MCE on the given CPU (x86 only). 1152ETEXI 1153 1154 { 1155 .name = "getfd", 1156 .args_type = "fdname:s", 1157 .params = "getfd name", 1158 .help = "receive a file descriptor via SCM rights and assign it a name", 1159 .user_print = monitor_user_noop, 1160 .mhandler.cmd_new = do_getfd, 1161 }, 1162 1163STEXI 1164@item getfd @var{fdname} 1165@findex getfd 1166If a file descriptor is passed alongside this command using the SCM_RIGHTS 1167mechanism on unix sockets, it is stored using the name @var{fdname} for 1168later use by other monitor commands. 1169ETEXI 1170 1171 { 1172 .name = "closefd", 1173 .args_type = "fdname:s", 1174 .params = "closefd name", 1175 .help = "close a file descriptor previously passed via SCM rights", 1176 .user_print = monitor_user_noop, 1177 .mhandler.cmd_new = do_closefd, 1178 }, 1179 1180STEXI 1181@item closefd @var{fdname} 1182@findex closefd 1183Close the file descriptor previously assigned to @var{fdname} using the 1184@code{getfd} command. This is only needed if the file descriptor was never 1185used by another monitor command. 1186ETEXI 1187 1188 { 1189 .name = "block_passwd", 1190 .args_type = "device:B,password:s", 1191 .params = "block_passwd device password", 1192 .help = "set the password of encrypted block devices", 1193 .mhandler.cmd = hmp_block_passwd, 1194 }, 1195 1196STEXI 1197@item block_set_io_throttle @var{device} @var{bps} @var{bps_rd} @var{bps_wr} @var{iops} @var{iops_rd} @var{iops_wr} 1198@findex block_set_io_throttle 1199Change I/O throttle limits for a block drive to @var{bps} @var{bps_rd} @var{bps_wr} @var{iops} @var{iops_rd} @var{iops_wr} 1200ETEXI 1201 1202 { 1203 .name = "block_set_io_throttle", 1204 .args_type = "device:B,bps:l,bps_rd:l,bps_wr:l,iops:l,iops_rd:l,iops_wr:l", 1205 .params = "device bps bps_rd bps_wr iops iops_rd iops_wr", 1206 .help = "change I/O throttle limits for a block drive", 1207 .user_print = monitor_user_noop, 1208 .mhandler.cmd_new = do_block_set_io_throttle, 1209 }, 1210 1211STEXI 1212@item block_passwd @var{device} @var{password} 1213@findex block_passwd 1214Set the encrypted device @var{device} password to @var{password} 1215ETEXI 1216 1217 { 1218 .name = "set_password", 1219 .args_type = "protocol:s,password:s,connected:s?", 1220 .params = "protocol password action-if-connected", 1221 .help = "set spice/vnc password", 1222 .user_print = monitor_user_noop, 1223 .mhandler.cmd_new = set_password, 1224 }, 1225 1226STEXI 1227@item set_password [ vnc | spice ] password [ action-if-connected ] 1228@findex set_password 1229 1230Change spice/vnc password. Use zero to make the password stay valid 1231forever. @var{action-if-connected} specifies what should happen in 1232case a connection is established: @var{fail} makes the password change 1233fail. @var{disconnect} changes the password and disconnects the 1234client. @var{keep} changes the password and keeps the connection up. 1235@var{keep} is the default. 1236ETEXI 1237 1238 { 1239 .name = "expire_password", 1240 .args_type = "protocol:s,time:s", 1241 .params = "protocol time", 1242 .help = "set spice/vnc password expire-time", 1243 .user_print = monitor_user_noop, 1244 .mhandler.cmd_new = expire_password, 1245 }, 1246 1247STEXI 1248@item expire_password [ vnc | spice ] expire-time 1249@findex expire_password 1250 1251Specify when a password for spice/vnc becomes 1252invalid. @var{expire-time} accepts: 1253 1254@table @var 1255@item now 1256Invalidate password instantly. 1257 1258@item never 1259Password stays valid forever. 1260 1261@item +nsec 1262Password stays valid for @var{nsec} seconds starting now. 1263 1264@item nsec 1265Password is invalidated at the given time. @var{nsec} are the seconds 1266passed since 1970, i.e. unix epoch. 1267 1268@end table 1269ETEXI 1270 1271 { 1272 .name = "info", 1273 .args_type = "item:s?", 1274 .params = "[subcommand]", 1275 .help = "show various information about the system state", 1276 .mhandler.cmd = do_info, 1277 }, 1278 1279STEXI 1280@item info @var{subcommand} 1281@findex info 1282Show various information about the system state. 1283 1284@table @option 1285@item info version 1286show the version of QEMU 1287@item info network 1288show the various VLANs and the associated devices 1289@item info chardev 1290show the character devices 1291@item info block 1292show the block devices 1293@item info blockstats 1294show block device statistics 1295@item info registers 1296show the cpu registers 1297@item info cpus 1298show infos for each CPU 1299@item info history 1300show the command line history 1301@item info irq 1302show the interrupts statistics (if available) 1303@item info pic 1304show i8259 (PIC) state 1305@item info pci 1306show emulated PCI device info 1307@item info tlb 1308show virtual to physical memory mappings (i386, SH4, SPARC, and PPC only) 1309@item info mem 1310show the active virtual memory mappings (i386 only) 1311@item info jit 1312show dynamic compiler info 1313@item info numa 1314show NUMA information 1315@item info kvm 1316show KVM information 1317@item info usb 1318show USB devices plugged on the virtual USB hub 1319@item info usbhost 1320show all USB host devices 1321@item info profile 1322show profiling information 1323@item info capture 1324show information about active capturing 1325@item info snapshots 1326show list of VM snapshots 1327@item info status 1328show the current VM status (running|paused) 1329@item info pcmcia 1330show guest PCMCIA status 1331@item info mice 1332show which guest mouse is receiving events 1333@item info vnc 1334show the vnc server status 1335@item info name 1336show the current VM name 1337@item info uuid 1338show the current VM UUID 1339@item info cpustats 1340show CPU statistics 1341@item info usernet 1342show user network stack connection states 1343@item info migrate 1344show migration status 1345@item info balloon 1346show balloon information 1347@item info qtree 1348show device tree 1349@item info qdm 1350show qdev device model list 1351@item info roms 1352show roms 1353@end table 1354ETEXI 1355 1356#ifdef CONFIG_TRACE_SIMPLE 1357STEXI 1358@item info trace 1359show contents of trace buffer 1360ETEXI 1361#endif 1362 1363STEXI 1364@item info trace-events 1365show available trace events and their state 1366ETEXI 1367 1368STEXI 1369@end table 1370ETEXI 1371