8 { 'include': 'common.json' }
13 # Enable QMP capabilities.
17 # @enable: An optional list of QMPCapability values to enable. The
18 # client must not enable any capability that is not
19 # mentioned in the QMP greeting message. If the field is not
20 # provided, it means no QMP capabilities will be enabled.
25 # -> { "execute": "qmp_capabilities",
26 # "arguments": { "enable": [ "oob" ] } }
29 # Notes: This command is valid exactly when first connecting: it must be
30 # issued before any other command will be accepted, and will fail once the
31 # monitor is accepting other commands. (see qemu docs/interop/qmp-spec.txt)
33 # The QMP client needs to explicitly enable QMP capabilities, otherwise
34 # all the QMP capabilities will be turned off by default.
39 { 'command': 'qmp_capabilities',
40 'data': { '*enable': [ 'QMPCapability' ] },
41 'allow-preconfig': true }
46 # Enumeration of capabilities to be advertised during initial client
47 # connection, used for agreeing on particular QMP extension behaviors.
49 # @oob: QMP ability to support out-of-band requests.
50 # (Please refer to qmp-spec.txt for more information on OOB)
55 { 'enum': 'QMPCapability',
61 # A three-part version number.
63 # @major: The major version number.
65 # @minor: The minor version number.
67 # @micro: The micro version number.
71 { 'struct': 'VersionTriple',
72 'data': {'major': 'int', 'minor': 'int', 'micro': 'int'} }
78 # A description of QEMU's version.
80 # @qemu: The version of QEMU. By current convention, a micro
81 # version of 50 signifies a development branch. A micro version
82 # greater than or equal to 90 signifies a release candidate for
83 # the next minor version. A micro version of less than 50
84 # signifies a stable release.
86 # @package: QEMU will always set this field to an empty string. Downstream
87 # versions of QEMU should set this to a non-empty string. The
88 # exact format depends on the downstream however it highly
89 # recommended that a unique name is used.
93 { 'struct': 'VersionInfo',
94 'data': {'qemu': 'VersionTriple', 'package': 'str'} }
99 # Returns the current version of QEMU.
101 # Returns: A @VersionInfo object describing the current version of QEMU.
107 # -> { "execute": "query-version" }
120 { 'command': 'query-version', 'returns': 'VersionInfo',
121 'allow-preconfig': true }
126 # Information about a QMP command
128 # @name: The command name
132 { 'struct': 'CommandInfo', 'data': {'name': 'str'} }
137 # Return a list of supported QMP commands by this server
139 # Returns: A list of @CommandInfo for all supported commands
145 # -> { "execute": "query-commands" }
149 # "name":"query-balloon"
152 # "name":"system_powerdown"
157 # Note: This example has been shortened as the real response is too long.
160 { 'command': 'query-commands', 'returns': ['CommandInfo'],
161 'allow-preconfig': true }
166 # Policy for handling lost ticks in timer devices.
168 # @discard: throw away the missed tick(s) and continue with future injection
169 # normally. Guest time may be delayed, unless the OS has explicit
170 # handling of lost ticks
172 # @delay: continue to deliver ticks at the normal rate. Guest time will be
173 # delayed due to the late tick
175 # @merge: merge the missed tick(s) into one tick and inject. Guest time
176 # may be delayed, depending on how the OS reacts to the merging
179 # @slew: deliver ticks at a higher rate to catch up with the missed tick. The
180 # guest time should not be delayed once catchup is complete.
184 { 'enum': 'LostTickPolicy',
185 'data': ['discard', 'delay', 'merge', 'slew' ] }
190 # Allow client connections for VNC, Spice and socket based
191 # character devices to be passed in to QEMU via SCM_RIGHTS.
193 # @protocol: protocol name. Valid names are "vnc", "spice" or the
194 # name of a character device (eg. from -chardev id=XXXX)
196 # @fdname: file descriptor name previously passed via 'getfd' command
198 # @skipauth: whether to skip authentication. Only applies
199 # to "vnc" and "spice" protocols
201 # @tls: whether to perform TLS. Only applies to the "spice"
204 # Returns: nothing on success.
210 # -> { "execute": "add_client", "arguments": { "protocol": "vnc",
211 # "fdname": "myclient" } }
212 # <- { "return": {} }
215 { 'command': 'add_client',
216 'data': { 'protocol': 'str', 'fdname': 'str', '*skipauth': 'bool',
222 # Guest name information.
224 # @name: The name of the guest
228 { 'struct': 'NameInfo', 'data': {'*name': 'str'} }
233 # Return the name information of a guest.
235 # Returns: @NameInfo of the guest
241 # -> { "execute": "query-name" }
242 # <- { "return": { "name": "qemu-name" } }
245 { 'command': 'query-name', 'returns': 'NameInfo', 'allow-preconfig': true }
250 # Information about support for KVM acceleration
252 # @enabled: true if KVM acceleration is active
254 # @present: true if KVM acceleration is built into this executable
258 { 'struct': 'KvmInfo', 'data': {'enabled': 'bool', 'present': 'bool'} }
263 # Returns information about KVM acceleration
271 # -> { "execute": "query-kvm" }
272 # <- { "return": { "enabled": true, "present": true } }
275 { 'command': 'query-kvm', 'returns': 'KvmInfo' }
280 # Guest UUID information (Universally Unique Identifier).
282 # @UUID: the UUID of the guest
286 # Notes: If no UUID was specified for the guest, a null UUID is returned.
288 { 'struct': 'UuidInfo', 'data': {'UUID': 'str'} }
293 # Query the guest UUID information.
295 # Returns: The @UuidInfo for the guest
301 # -> { "execute": "query-uuid" }
302 # <- { "return": { "UUID": "550e8400-e29b-41d4-a716-446655440000" } }
305 { 'command': 'query-uuid', 'returns': 'UuidInfo', 'allow-preconfig': true }
310 # Information about a QMP event
312 # @name: The event name
316 { 'struct': 'EventInfo', 'data': {'name': 'str'} }
321 # Return information on QMP events.
323 # Returns: A list of @EventInfo.
327 # Note: This command is deprecated, because its output doesn't reflect
328 # compile-time configuration. Use query-qmp-schema instead.
332 # -> { "execute": "query-events" }
344 # Note: This example has been shortened as the real response is too long.
347 { 'command': 'query-events', 'returns': ['EventInfo'] }
352 # An enumeration of cpu types that enable additional information during
353 # @query-cpus and @query-cpus-fast.
361 { 'enum': 'CpuInfoArch',
362 'data': ['x86', 'sparc', 'ppc', 'mips', 'tricore', 's390', 'riscv', 'other' ] }
367 # Information about a virtual CPU
369 # @CPU: the index of the virtual CPU
371 # @current: this only exists for backwards compatibility and should be ignored
373 # @halted: true if the virtual CPU is in the halt state. Halt usually refers
374 # to a processor specific low power mode.
376 # @qom_path: path to the CPU object in the QOM tree (since 2.4)
378 # @thread_id: ID of the underlying host thread
380 # @props: properties describing to which node/socket/core/thread
381 # virtual CPU belongs to, provided if supported by board (since 2.10)
383 # @arch: architecture of the cpu, which determines which additional fields
384 # will be listed (since 2.6)
388 # Notes: @halted is a transient state that changes frequently. By the time the
389 # data is sent to the client, the guest may no longer be halted.
391 { 'union': 'CpuInfo',
392 'base': {'CPU': 'int', 'current': 'bool', 'halted': 'bool',
393 'qom_path': 'str', 'thread_id': 'int',
394 '*props': 'CpuInstanceProperties', 'arch': 'CpuInfoArch' },
395 'discriminator': 'arch',
396 'data': { 'x86': 'CpuInfoX86',
397 'sparc': 'CpuInfoSPARC',
399 'mips': 'CpuInfoMIPS',
400 'tricore': 'CpuInfoTricore',
401 's390': 'CpuInfoS390',
402 'riscv': 'CpuInfoRISCV' } }
407 # Additional information about a virtual i386 or x86_64 CPU
409 # @pc: the 64-bit instruction pointer
413 { 'struct': 'CpuInfoX86', 'data': { 'pc': 'int' } }
418 # Additional information about a virtual SPARC CPU
420 # @pc: the PC component of the instruction pointer
422 # @npc: the NPC component of the instruction pointer
426 { 'struct': 'CpuInfoSPARC', 'data': { 'pc': 'int', 'npc': 'int' } }
431 # Additional information about a virtual PPC CPU
433 # @nip: the instruction pointer
437 { 'struct': 'CpuInfoPPC', 'data': { 'nip': 'int' } }
442 # Additional information about a virtual MIPS CPU
444 # @PC: the instruction pointer
448 { 'struct': 'CpuInfoMIPS', 'data': { 'PC': 'int' } }
453 # Additional information about a virtual Tricore CPU
455 # @PC: the instruction pointer
459 { 'struct': 'CpuInfoTricore', 'data': { 'PC': 'int' } }
464 # Additional information about a virtual RISCV CPU
466 # @pc: the instruction pointer
470 { 'struct': 'CpuInfoRISCV', 'data': { 'pc': 'int' } }
475 # An enumeration of cpu states that can be assumed by a virtual
480 { 'enum': 'CpuS390State',
481 'prefix': 'S390_CPU_STATE',
482 'data': [ 'uninitialized', 'stopped', 'check-stop', 'operating', 'load' ] }
487 # Additional information about a virtual S390 CPU
489 # @cpu-state: the virtual CPU's state
493 { 'struct': 'CpuInfoS390', 'data': { 'cpu-state': 'CpuS390State' } }
498 # Returns a list of information about each virtual CPU.
500 # This command causes vCPU threads to exit to userspace, which causes
501 # a small interruption to guest CPU execution. This will have a negative
502 # impact on realtime guests and other latency sensitive guest workloads.
503 # It is recommended to use @query-cpus-fast instead of this command to
504 # avoid the vCPU interruption.
506 # Returns: a list of @CpuInfo for each virtual CPU
512 # -> { "execute": "query-cpus" }
518 # "qom_path":"/machine/unattached/device[0]",
527 # "qom_path":"/machine/unattached/device[2]",
535 # Notes: This interface is deprecated (since 2.12.0), and it is strongly
536 # recommended that you avoid using it. Use @query-cpus-fast to
537 # obtain information about virtual CPUs.
540 { 'command': 'query-cpus', 'returns': ['CpuInfo'] }
545 # Information about a virtual CPU
547 # @cpu-index: index of the virtual CPU
549 # @qom-path: path to the CPU object in the QOM tree
551 # @thread-id: ID of the underlying host thread
553 # @props: properties describing to which node/socket/core/thread
554 # virtual CPU belongs to, provided if supported by board
556 # @arch: base architecture of the cpu; deprecated since 3.0.0 in favor
559 # @target: the QEMU system emulation target, which determines which
560 # additional fields will be listed (since 3.0)
565 { 'union' : 'CpuInfoFast',
566 'base' : { 'cpu-index' : 'int',
569 '*props' : 'CpuInstanceProperties',
570 'arch' : 'CpuInfoArch',
571 'target' : 'SysEmuTarget' },
572 'discriminator' : 'target',
573 'data' : { 's390x' : 'CpuInfoS390' } }
578 # Returns information about all virtual CPUs. This command does not
579 # incur a performance penalty and should be used in production
580 # instead of query-cpus.
582 # Returns: list of @CpuInfoFast
588 # -> { "execute": "query-cpus-fast" }
591 # "thread-id": 25627,
597 # "qom-path": "/machine/unattached/device[0]",
603 # "thread-id": 25628,
609 # "qom-path": "/machine/unattached/device[2]",
617 { 'command': 'query-cpus-fast', 'returns': [ 'CpuInfoFast' ] }
622 # Information about an iothread
624 # @id: the identifier of the iothread
626 # @thread-id: ID of the underlying host thread
628 # @poll-max-ns: maximum polling time in ns, 0 means polling is disabled
631 # @poll-grow: how many ns will be added to polling time, 0 means that it's not
632 # configured (since 2.9)
634 # @poll-shrink: how many ns will be removed from polling time, 0 means that
635 # it's not configured (since 2.9)
639 { 'struct': 'IOThreadInfo',
640 'data': {'id': 'str',
642 'poll-max-ns': 'int',
644 'poll-shrink': 'int' } }
649 # Returns a list of information about each iothread.
651 # Note: this list excludes the QEMU main loop thread, which is not declared
652 # using the -object iothread command-line option. It is always the main thread
655 # Returns: a list of @IOThreadInfo for each iothread
661 # -> { "execute": "query-iothreads" }
675 { 'command': 'query-iothreads', 'returns': ['IOThreadInfo'],
676 'allow-preconfig': true }
681 # Information about the guest balloon device.
683 # @actual: the number of bytes the balloon currently contains
688 { 'struct': 'BalloonInfo', 'data': {'actual': 'int' } }
693 # Return information about the balloon device.
695 # Returns: @BalloonInfo on success
697 # If the balloon driver is enabled but not functional because the KVM
698 # kernel module cannot support it, KvmMissingCap
700 # If no balloon device is present, DeviceNotActive
706 # -> { "execute": "query-balloon" }
708 # "actual": 1073741824,
713 { 'command': 'query-balloon', 'returns': 'BalloonInfo' }
718 # Emitted when the guest changes the actual BALLOON level. This value is
719 # equivalent to the @actual field return by the 'query-balloon' command
721 # @actual: actual level of the guest memory balloon in bytes
723 # Note: this event is rate-limited.
729 # <- { "event": "BALLOON_CHANGE",
730 # "data": { "actual": 944766976 },
731 # "timestamp": { "seconds": 1267020223, "microseconds": 435656 } }
734 { 'event': 'BALLOON_CHANGE',
735 'data': { 'actual': 'int' } }
740 # A PCI device memory region
742 # @base: the starting address (guest physical)
744 # @limit: the ending address (guest physical)
748 { 'struct': 'PciMemoryRange', 'data': {'base': 'int', 'limit': 'int'} }
753 # Information about a PCI device I/O region.
755 # @bar: the index of the Base Address Register for this region
757 # @type: 'io' if the region is a PIO region
758 # 'memory' if the region is a MMIO region
762 # @prefetch: if @type is 'memory', true if the memory is prefetchable
764 # @mem_type_64: if @type is 'memory', true if the BAR is 64-bit
768 { 'struct': 'PciMemoryRegion',
769 'data': {'bar': 'int', 'type': 'str', 'address': 'int', 'size': 'int',
770 '*prefetch': 'bool', '*mem_type_64': 'bool' } }
775 # Information about a bus of a PCI Bridge device
777 # @number: primary bus interface number. This should be the number of the
778 # bus the device resides on.
780 # @secondary: secondary bus interface number. This is the number of the
781 # main bus for the bridge
783 # @subordinate: This is the highest number bus that resides below the
786 # @io_range: The PIO range for all devices on this bridge
788 # @memory_range: The MMIO range for all devices on this bridge
790 # @prefetchable_range: The range of prefetchable MMIO for all devices on
795 { 'struct': 'PciBusInfo',
796 'data': {'number': 'int', 'secondary': 'int', 'subordinate': 'int',
797 'io_range': 'PciMemoryRange',
798 'memory_range': 'PciMemoryRange',
799 'prefetchable_range': 'PciMemoryRange' } }
804 # Information about a PCI Bridge device
806 # @bus: information about the bus the device resides on
808 # @devices: a list of @PciDeviceInfo for each device on this bridge
812 { 'struct': 'PciBridgeInfo',
813 'data': {'bus': 'PciBusInfo', '*devices': ['PciDeviceInfo']} }
818 # Information about the Class of a PCI device
820 # @desc: a string description of the device's class
822 # @class: the class code of the device
826 { 'struct': 'PciDeviceClass',
827 'data': {'*desc': 'str', 'class': 'int'} }
832 # Information about the Id of a PCI device
834 # @device: the PCI device id
836 # @vendor: the PCI vendor id
838 # @subsystem: the PCI subsystem id (since 3.1)
840 # @subsystem-vendor: the PCI subsystem vendor id (since 3.1)
844 { 'struct': 'PciDeviceId',
845 'data': {'device': 'int', 'vendor': 'int', '*subsystem': 'int',
846 '*subsystem-vendor': 'int'} }
851 # Information about a PCI device
853 # @bus: the bus number of the device
855 # @slot: the slot the device is located in
857 # @function: the function of the slot used by the device
859 # @class_info: the class of the device
861 # @id: the PCI device id
863 # @irq: if an IRQ is assigned to the device, the IRQ number
865 # @qdev_id: the device name of the PCI device
867 # @pci_bridge: if the device is a PCI bridge, the bridge information
869 # @regions: a list of the PCI I/O regions associated with the device
871 # Notes: the contents of @class_info.desc are not stable and should only be
872 # treated as informational.
876 { 'struct': 'PciDeviceInfo',
877 'data': {'bus': 'int', 'slot': 'int', 'function': 'int',
878 'class_info': 'PciDeviceClass', 'id': 'PciDeviceId',
879 '*irq': 'int', 'qdev_id': 'str', '*pci_bridge': 'PciBridgeInfo',
880 'regions': ['PciMemoryRegion']} }
885 # Information about a PCI bus
887 # @bus: the bus index
889 # @devices: a list of devices on this bus
893 { 'struct': 'PciInfo', 'data': {'bus': 'int', 'devices': ['PciDeviceInfo']} }
898 # Return information about the PCI bus topology of the guest.
900 # Returns: a list of @PciInfo for each PCI bus. Each bus is
901 # represented by a json-object, which has a key with a json-array of
902 # all PCI devices attached to it. Each device is represented by a
909 # -> { "execute": "query-pci" }
920 # "desc": "Host bridge"
936 # "desc": "ISA bridge"
952 # "desc": "IDE controller"
974 # "desc": "VGA controller"
984 # "mem_type_64": false,
987 # "address": 4026531840,
992 # "mem_type_64": false,
995 # "address": 4060086272,
1000 # "mem_type_64": false,
1015 # "desc": "RAM controller"
1036 # Note: This example has been shortened as the real response is too long.
1039 { 'command': 'query-pci', 'returns': ['PciInfo'] }
1044 # This command will cause the QEMU process to exit gracefully. While every
1045 # attempt is made to send the QMP response before terminating, this is not
1046 # guaranteed. When using this interface, a premature EOF would not be
1053 # -> { "execute": "quit" }
1054 # <- { "return": {} }
1056 { 'command': 'quit' }
1061 # Stop all guest VCPU execution.
1065 # Notes: This function will succeed even if the guest is already in the stopped
1066 # state. In "inmigrate" state, it will ensure that the guest
1067 # remains paused once migration finishes, as if the -S option was
1068 # passed on the command line.
1072 # -> { "execute": "stop" }
1073 # <- { "return": {} }
1076 { 'command': 'stop' }
1081 # Performs a hard reset of a guest.
1087 # -> { "execute": "system_reset" }
1088 # <- { "return": {} }
1091 { 'command': 'system_reset' }
1094 # @system_powerdown:
1096 # Requests that a guest perform a powerdown operation.
1100 # Notes: A guest may or may not respond to this command. This command
1101 # returning does not indicate that a guest has accepted the request or
1102 # that it has shut down. Many guests will respond to this command by
1103 # prompting the user in some way.
1106 # -> { "execute": "system_powerdown" }
1107 # <- { "return": {} }
1110 { 'command': 'system_powerdown' }
1115 # Adds CPU with specified ID.
1117 # @id: ID of CPU to be created, valid values [0..max_cpus)
1119 # Returns: Nothing on success
1123 # Note: This command is deprecated. The `device_add` command should be
1124 # used instead. See the `query-hotpluggable-cpus` command for
1129 # -> { "execute": "cpu-add", "arguments": { "id": 2 } }
1130 # <- { "return": {} }
1133 { 'command': 'cpu-add', 'data': {'id': 'int'} }
1138 # Save a portion of guest memory to a file.
1140 # @val: the virtual address of the guest to start from
1142 # @size: the size of memory region to save
1144 # @filename: the file to save the memory to as binary data
1146 # @cpu-index: the index of the virtual CPU to use for translating the
1147 # virtual address (defaults to CPU 0)
1149 # Returns: Nothing on success
1153 # Notes: Errors were not reliably returned until 1.1
1157 # -> { "execute": "memsave",
1158 # "arguments": { "val": 10,
1160 # "filename": "/tmp/virtual-mem-dump" } }
1161 # <- { "return": {} }
1164 { 'command': 'memsave',
1165 'data': {'val': 'int', 'size': 'int', 'filename': 'str', '*cpu-index': 'int'} }
1170 # Save a portion of guest physical memory to a file.
1172 # @val: the physical address of the guest to start from
1174 # @size: the size of memory region to save
1176 # @filename: the file to save the memory to as binary data
1178 # Returns: Nothing on success
1182 # Notes: Errors were not reliably returned until 1.1
1186 # -> { "execute": "pmemsave",
1187 # "arguments": { "val": 10,
1189 # "filename": "/tmp/physical-mem-dump" } }
1190 # <- { "return": {} }
1193 { 'command': 'pmemsave',
1194 'data': {'val': 'int', 'size': 'int', 'filename': 'str'} }
1199 # Resume guest VCPU execution.
1203 # Returns: If successful, nothing
1205 # Notes: This command will succeed if the guest is currently running. It
1206 # will also succeed if the guest is in the "inmigrate" state; in
1207 # this case, the effect of the command is to make sure the guest
1208 # starts once migration finishes, removing the effect of the -S
1209 # command line option if it was passed.
1213 # -> { "execute": "cont" }
1214 # <- { "return": {} }
1217 { 'command': 'cont' }
1220 # @x-exit-preconfig:
1222 # Exit from "preconfig" state
1224 # This command makes QEMU exit the preconfig state and proceed with
1225 # VM initialization using configuration data provided on the command line
1226 # and via the QMP monitor during the preconfig state. The command is only
1227 # available during the preconfig state (i.e. when the --preconfig command
1228 # line option was in use).
1236 # -> { "execute": "x-exit-preconfig" }
1237 # <- { "return": {} }
1240 { 'command': 'x-exit-preconfig', 'allow-preconfig': true }
1245 # Wake up guest from suspend. If the guest has wake-up from suspend
1246 # support enabled (wakeup-suspend-support flag from
1247 # query-current-machine), wake-up guest from suspend if the guest is
1248 # in SUSPENDED state. Return an error otherwise.
1254 # Note: prior to 4.0, this command does nothing in case the guest
1259 # -> { "execute": "system_wakeup" }
1260 # <- { "return": {} }
1263 { 'command': 'system_wakeup' }
1268 # Injects a Non-Maskable Interrupt into the default CPU (x86/s390) or all CPUs (ppc64).
1269 # The command fails when the guest doesn't support injecting.
1271 # Returns: If successful, nothing
1275 # Note: prior to 2.1, this command was only supported for x86 and s390 VMs
1279 # -> { "execute": "inject-nmi" }
1280 # <- { "return": {} }
1283 { 'command': 'inject-nmi' }
1288 # Request the balloon driver to change its balloon size.
1290 # @value: the target size of the balloon in bytes
1292 # Returns: Nothing on success
1293 # If the balloon driver is enabled but not functional because the KVM
1294 # kernel module cannot support it, KvmMissingCap
1295 # If no balloon device is present, DeviceNotActive
1297 # Notes: This command just issues a request to the guest. When it returns,
1298 # the balloon size may not have changed. A guest can change the balloon
1299 # size independent of this command.
1305 # -> { "execute": "balloon", "arguments": { "value": 536870912 } }
1306 # <- { "return": {} }
1309 { 'command': 'balloon', 'data': {'value': 'int'} }
1312 # @human-monitor-command:
1314 # Execute a command on the human monitor and return the output.
1316 # @command-line: the command to execute in the human monitor
1318 # @cpu-index: The CPU to use for commands that require an implicit CPU
1320 # Returns: the output of the command as a string
1324 # Notes: This command only exists as a stop-gap. Its use is highly
1325 # discouraged. The semantics of this command are not
1326 # guaranteed: this means that command names, arguments and
1327 # responses can change or be removed at ANY time. Applications
1328 # that rely on long term stability guarantees should NOT
1331 # Known limitations:
1333 # * This command is stateless, this means that commands that depend
1334 # on state information (such as getfd) might not work
1336 # * Commands that prompt the user for data don't currently work
1340 # -> { "execute": "human-monitor-command",
1341 # "arguments": { "command-line": "info kvm" } }
1342 # <- { "return": "kvm support: enabled\r\n" }
1345 { 'command': 'human-monitor-command',
1346 'data': {'command-line': 'str', '*cpu-index': 'int'},
1350 # @ObjectPropertyInfo:
1352 # @name: the name of the property
1354 # @type: the type of the property. This will typically come in one of four
1357 # 1) A primitive type such as 'u8', 'u16', 'bool', 'str', or 'double'.
1358 # These types are mapped to the appropriate JSON type.
1360 # 2) A child type in the form 'child<subtype>' where subtype is a qdev
1361 # device type name. Child properties create the composition tree.
1363 # 3) A link type in the form 'link<subtype>' where subtype is a qdev
1364 # device type name. Link properties form the device model graph.
1366 # @description: if specified, the description of the property.
1370 { 'struct': 'ObjectPropertyInfo',
1371 'data': { 'name': 'str', 'type': 'str', '*description': 'str' } }
1376 # This command will list any properties of a object given a path in the object
1379 # @path: the path within the object model. See @qom-get for a description of
1382 # Returns: a list of @ObjectPropertyInfo that describe the properties of the
1389 # -> { "execute": "qom-list",
1390 # "arguments": { "path": "/chardevs" } }
1391 # <- { "return": [ { "name": "type", "type": "string" },
1392 # { "name": "parallel0", "type": "child<chardev-vc>" },
1393 # { "name": "serial0", "type": "child<chardev-vc>" },
1394 # { "name": "mon0", "type": "child<chardev-stdio>" } ] }
1397 { 'command': 'qom-list',
1398 'data': { 'path': 'str' },
1399 'returns': [ 'ObjectPropertyInfo' ],
1400 'allow-preconfig': true }
1405 # This command will get a property from a object model path and return the
1408 # @path: The path within the object model. There are two forms of supported
1409 # paths--absolute and partial paths.
1411 # Absolute paths are derived from the root object and can follow child<>
1412 # or link<> properties. Since they can follow link<> properties, they
1413 # can be arbitrarily long. Absolute paths look like absolute filenames
1414 # and are prefixed with a leading slash.
1416 # Partial paths look like relative filenames. They do not begin
1417 # with a prefix. The matching rules for partial paths are subtle but
1418 # designed to make specifying objects easy. At each level of the
1419 # composition tree, the partial path is matched as an absolute path.
1420 # The first match is not returned. At least two matches are searched
1421 # for. A successful result is only returned if only one match is
1422 # found. If more than one match is found, a flag is return to
1423 # indicate that the match was ambiguous.
1425 # @property: The property name to read
1427 # Returns: The property value. The type depends on the property
1428 # type. child<> and link<> properties are returned as #str
1429 # pathnames. All integer property types (u8, u16, etc) are
1436 # 1. Use absolute path
1438 # -> { "execute": "qom-get",
1439 # "arguments": { "path": "/machine/unattached/device[0]",
1440 # "property": "hotplugged" } }
1441 # <- { "return": false }
1443 # 2. Use partial path
1445 # -> { "execute": "qom-get",
1446 # "arguments": { "path": "unattached/sysbus",
1447 # "property": "type" } }
1448 # <- { "return": "System" }
1451 { 'command': 'qom-get',
1452 'data': { 'path': 'str', 'property': 'str' },
1454 'allow-preconfig': true }
1459 # This command will set a property from a object model path.
1461 # @path: see @qom-get for a description of this parameter
1463 # @property: the property name to set
1465 # @value: a value who's type is appropriate for the property type. See @qom-get
1466 # for a description of type mapping.
1472 # -> { "execute": "qom-set",
1473 # "arguments": { "path": "/machine",
1474 # "property": "graphics",
1475 # "value": false } }
1476 # <- { "return": {} }
1479 { 'command': 'qom-set',
1480 'data': { 'path': 'str', 'property': 'str', 'value': 'any' },
1481 'allow-preconfig': true }
1486 # This command is multiple commands multiplexed together.
1488 # @device: This is normally the name of a block device but it may also be 'vnc'.
1489 # when it's 'vnc', then sub command depends on @target
1491 # @target: If @device is a block device, then this is the new filename.
1492 # If @device is 'vnc', then if the value 'password' selects the vnc
1493 # change password command. Otherwise, this specifies a new server URI
1494 # address to listen to for VNC connections.
1496 # @arg: If @device is a block device, then this is an optional format to open
1498 # If @device is 'vnc' and @target is 'password', this is the new VNC
1499 # password to set. See change-vnc-password for additional notes.
1501 # Returns: Nothing on success.
1502 # If @device is not a valid block device, DeviceNotFound
1504 # Notes: This interface is deprecated, and it is strongly recommended that you
1505 # avoid using it. For changing block devices, use
1506 # blockdev-change-medium; for changing VNC parameters, use
1507 # change-vnc-password.
1513 # 1. Change a removable medium
1515 # -> { "execute": "change",
1516 # "arguments": { "device": "ide1-cd0",
1517 # "target": "/srv/images/Fedora-12-x86_64-DVD.iso" } }
1518 # <- { "return": {} }
1520 # 2. Change VNC password
1522 # -> { "execute": "change",
1523 # "arguments": { "device": "vnc", "target": "password",
1524 # "arg": "foobar1" } }
1525 # <- { "return": {} }
1528 { 'command': 'change',
1529 'data': {'device': 'str', 'target': 'str', '*arg': 'str'} }
1534 # This structure describes a search result from @qom-list-types
1536 # @name: the type name found in the search
1538 # @abstract: the type is abstract and can't be directly instantiated.
1539 # Omitted if false. (since 2.10)
1541 # @parent: Name of parent type, if any (since 2.10)
1545 { 'struct': 'ObjectTypeInfo',
1546 'data': { 'name': 'str', '*abstract': 'bool', '*parent': 'str' } }
1551 # This command will return a list of types given search parameters
1553 # @implements: if specified, only return types that implement this type name
1555 # @abstract: if true, include abstract types in the results
1557 # Returns: a list of @ObjectTypeInfo or an empty list if no results are found
1561 { 'command': 'qom-list-types',
1562 'data': { '*implements': 'str', '*abstract': 'bool' },
1563 'returns': [ 'ObjectTypeInfo' ],
1564 'allow-preconfig': true }
1567 # @device-list-properties:
1569 # List properties associated with a device.
1571 # @typename: the type name of a device
1573 # Returns: a list of ObjectPropertyInfo describing a devices properties
1575 # Note: objects can create properties at runtime, for example to describe
1576 # links between different devices and/or objects. These properties
1577 # are not included in the output of this command.
1581 { 'command': 'device-list-properties',
1582 'data': { 'typename': 'str'},
1583 'returns': [ 'ObjectPropertyInfo' ] }
1586 # @qom-list-properties:
1588 # List properties associated with a QOM object.
1590 # @typename: the type name of an object
1592 # Note: objects can create properties at runtime, for example to describe
1593 # links between different devices and/or objects. These properties
1594 # are not included in the output of this command.
1596 # Returns: a list of ObjectPropertyInfo describing object properties
1600 { 'command': 'qom-list-properties',
1601 'data': { 'typename': 'str'},
1602 'returns': [ 'ObjectPropertyInfo' ],
1603 'allow-preconfig': true }
1606 # @xen-set-global-dirty-log:
1608 # Enable or disable the global dirty log mode.
1610 # @enable: true to enable, false to disable.
1618 # -> { "execute": "xen-set-global-dirty-log",
1619 # "arguments": { "enable": true } }
1620 # <- { "return": {} }
1623 { 'command': 'xen-set-global-dirty-log', 'data': { 'enable': 'bool' } }
1628 # @driver: the name of the new device's driver
1630 # @bus: the device's parent bus (device tree path)
1632 # @id: the device's ID, must be unique
1634 # Additional arguments depend on the type.
1639 # 1. For detailed information about this command, please refer to the
1640 # 'docs/qdev-device-use.txt' file.
1642 # 2. It's possible to list device properties by running QEMU with the
1643 # "-device DEVICE,help" command-line argument, where DEVICE is the
1648 # -> { "execute": "device_add",
1649 # "arguments": { "driver": "e1000", "id": "net1",
1651 # "mac": "52:54:00:12:34:56" } }
1652 # <- { "return": {} }
1654 # TODO: This command effectively bypasses QAPI completely due to its
1655 # "additional arguments" business. It shouldn't have been added to
1656 # the schema in this form. It should be qapified properly, or
1657 # replaced by a properly qapified command.
1661 { 'command': 'device_add',
1662 'data': {'driver': 'str', '*bus': 'str', '*id': 'str'},
1663 'gen': false } # so we can get the additional arguments
1668 # Remove a device from a guest
1670 # @id: the device's ID or QOM path
1672 # Returns: Nothing on success
1673 # If @id is not a valid device, DeviceNotFound
1675 # Notes: When this command completes, the device may not be removed from the
1676 # guest. Hot removal is an operation that requires guest cooperation.
1677 # This command merely requests that the guest begin the hot removal
1678 # process. Completion of the device removal process is signaled with a
1679 # DEVICE_DELETED event. Guest reset will automatically complete removal
1686 # -> { "execute": "device_del",
1687 # "arguments": { "id": "net1" } }
1688 # <- { "return": {} }
1690 # -> { "execute": "device_del",
1691 # "arguments": { "id": "/machine/peripheral-anon/device[0]" } }
1692 # <- { "return": {} }
1695 { 'command': 'device_del', 'data': {'id': 'str'} }
1700 # Emitted whenever the device removal completion is acknowledged by the guest.
1701 # At this point, it's safe to reuse the specified device ID. Device removal can
1702 # be initiated by the guest or by HMP/QMP commands.
1704 # @device: device name
1706 # @path: device path
1712 # <- { "event": "DEVICE_DELETED",
1713 # "data": { "device": "virtio-net-pci-0",
1714 # "path": "/machine/peripheral/virtio-net-pci-0" },
1715 # "timestamp": { "seconds": 1265044230, "microseconds": 450486 } }
1718 { 'event': 'DEVICE_DELETED',
1719 'data': { '*device': 'str', 'path': 'str' } }
1722 # @DumpGuestMemoryFormat:
1724 # An enumeration of guest-memory-dump's format.
1728 # @kdump-zlib: kdump-compressed format with zlib-compressed
1730 # @kdump-lzo: kdump-compressed format with lzo-compressed
1732 # @kdump-snappy: kdump-compressed format with snappy-compressed
1734 # @win-dmp: Windows full crashdump format,
1735 # can be used instead of ELF converting (since 2.13)
1739 { 'enum': 'DumpGuestMemoryFormat',
1740 'data': [ 'elf', 'kdump-zlib', 'kdump-lzo', 'kdump-snappy', 'win-dmp' ] }
1743 # @dump-guest-memory:
1745 # Dump guest's memory to vmcore. It is a synchronous operation that can take
1746 # very long depending on the amount of guest memory.
1748 # @paging: if true, do paging to get guest's memory mapping. This allows
1749 # using gdb to process the core file.
1751 # IMPORTANT: this option can make QEMU allocate several gigabytes
1752 # of RAM. This can happen for a large guest, or a
1753 # malicious guest pretending to be large.
1755 # Also, paging=true has the following limitations:
1757 # 1. The guest may be in a catastrophic state or can have corrupted
1758 # memory, which cannot be trusted
1759 # 2. The guest can be in real-mode even if paging is enabled. For
1760 # example, the guest uses ACPI to sleep, and ACPI sleep state
1762 # 3. Currently only supported on i386 and x86_64.
1764 # @protocol: the filename or file descriptor of the vmcore. The supported
1767 # 1. file: the protocol starts with "file:", and the following
1768 # string is the file's path.
1769 # 2. fd: the protocol starts with "fd:", and the following string
1772 # @detach: if true, QMP will return immediately rather than
1773 # waiting for the dump to finish. The user can track progress
1774 # using "query-dump". (since 2.6).
1776 # @begin: if specified, the starting physical address.
1778 # @length: if specified, the memory size, in bytes. If you don't
1779 # want to dump all guest's memory, please specify the start @begin
1782 # @format: if specified, the format of guest memory dump. But non-elf
1783 # format is conflict with paging and filter, ie. @paging, @begin and
1784 # @length is not allowed to be specified with non-elf @format at the
1785 # same time (since 2.0)
1787 # Note: All boolean arguments default to false
1789 # Returns: nothing on success
1795 # -> { "execute": "dump-guest-memory",
1796 # "arguments": { "protocol": "fd:dump" } }
1797 # <- { "return": {} }
1800 { 'command': 'dump-guest-memory',
1801 'data': { 'paging': 'bool', 'protocol': 'str', '*detach': 'bool',
1802 '*begin': 'int', '*length': 'int',
1803 '*format': 'DumpGuestMemoryFormat'} }
1808 # Describe the status of a long-running background guest memory dump.
1810 # @none: no dump-guest-memory has started yet.
1812 # @active: there is one dump running in background.
1814 # @completed: the last dump has finished successfully.
1816 # @failed: the last dump has failed.
1820 { 'enum': 'DumpStatus',
1821 'data': [ 'none', 'active', 'completed', 'failed' ] }
1826 # The result format for 'query-dump'.
1828 # @status: enum of @DumpStatus, which shows current dump status
1830 # @completed: bytes written in latest dump (uncompressed)
1832 # @total: total bytes to be written in latest dump (uncompressed)
1836 { 'struct': 'DumpQueryResult',
1837 'data': { 'status': 'DumpStatus',
1844 # Query latest dump status.
1846 # Returns: A @DumpStatus object showing the dump status.
1852 # -> { "execute": "query-dump" }
1853 # <- { "return": { "status": "active", "completed": 1024000,
1854 # "total": 2048000 } }
1857 { 'command': 'query-dump', 'returns': 'DumpQueryResult' }
1862 # Emitted when background dump has completed
1864 # @result: final dump status
1866 # @error: human-readable error string that provides
1867 # hint on why dump failed. Only presents on failure. The
1868 # user should not try to interpret the error string.
1874 # { "event": "DUMP_COMPLETED",
1875 # "data": {"result": {"total": 1090650112, "status": "completed",
1876 # "completed": 1090650112} } }
1879 { 'event': 'DUMP_COMPLETED' ,
1880 'data': { 'result': 'DumpQueryResult', '*error': 'str' } }
1883 # @DumpGuestMemoryCapability:
1885 # A list of the available formats for dump-guest-memory
1889 { 'struct': 'DumpGuestMemoryCapability',
1891 'formats': ['DumpGuestMemoryFormat'] } }
1894 # @query-dump-guest-memory-capability:
1896 # Returns the available formats for dump-guest-memory
1898 # Returns: A @DumpGuestMemoryCapability object listing available formats for
1905 # -> { "execute": "query-dump-guest-memory-capability" }
1906 # <- { "return": { "formats":
1907 # ["elf", "kdump-zlib", "kdump-lzo", "kdump-snappy"] }
1910 { 'command': 'query-dump-guest-memory-capability',
1911 'returns': 'DumpGuestMemoryCapability' }
1916 # Create a QOM object.
1918 # @qom-type: the class name for the object to be created
1920 # @id: the name of the new object
1922 # @props: a dictionary of properties to be passed to the backend
1924 # Returns: Nothing on success
1925 # Error if @qom-type is not a valid class name
1931 # -> { "execute": "object-add",
1932 # "arguments": { "qom-type": "rng-random", "id": "rng1",
1933 # "props": { "filename": "/dev/hwrng" } } }
1934 # <- { "return": {} }
1937 { 'command': 'object-add',
1938 'data': {'qom-type': 'str', 'id': 'str', '*props': 'any'} }
1943 # Remove a QOM object.
1945 # @id: the name of the QOM object to remove
1947 # Returns: Nothing on success
1948 # Error if @id is not a valid id for a QOM object
1954 # -> { "execute": "object-del", "arguments": { "id": "rng1" } }
1955 # <- { "return": {} }
1958 { 'command': 'object-del', 'data': {'id': 'str'} }
1963 # Receive a file descriptor via SCM rights and assign it a name
1965 # @fdname: file descriptor name
1967 # Returns: Nothing on success
1971 # Notes: If @fdname already exists, the file descriptor assigned to
1972 # it will be closed and replaced by the received file
1975 # The 'closefd' command can be used to explicitly close the
1976 # file descriptor when it is no longer needed.
1980 # -> { "execute": "getfd", "arguments": { "fdname": "fd1" } }
1981 # <- { "return": {} }
1984 { 'command': 'getfd', 'data': {'fdname': 'str'} }
1989 # Close a file descriptor previously passed via SCM rights
1991 # @fdname: file descriptor name
1993 # Returns: Nothing on success
1999 # -> { "execute": "closefd", "arguments": { "fdname": "fd1" } }
2000 # <- { "return": {} }
2003 { 'command': 'closefd', 'data': {'fdname': 'str'} }
2008 # Information describing a machine.
2010 # @name: the name of the machine
2012 # @alias: an alias for the machine name
2014 # @is-default: whether the machine is default
2016 # @cpu-max: maximum number of CPUs supported by the machine type
2019 # @hotpluggable-cpus: cpu hotplug via -device is supported (since 2.7.0)
2023 { 'struct': 'MachineInfo',
2024 'data': { 'name': 'str', '*alias': 'str',
2025 '*is-default': 'bool', 'cpu-max': 'int',
2026 'hotpluggable-cpus': 'bool'} }
2031 # Return a list of supported machines
2033 # Returns: a list of MachineInfo
2037 { 'command': 'query-machines', 'returns': ['MachineInfo'] }
2040 # @CurrentMachineParams:
2042 # Information describing the running machine parameters.
2044 # @wakeup-suspend-support: true if the machine supports wake up from
2049 { 'struct': 'CurrentMachineParams',
2050 'data': { 'wakeup-suspend-support': 'bool'} }
2053 # @query-current-machine:
2055 # Return information on the current virtual machine.
2057 # Returns: CurrentMachineParams
2061 { 'command': 'query-current-machine', 'returns': 'CurrentMachineParams' }
2066 # Actual memory information in bytes.
2068 # @base-memory: size of "base" memory specified with command line
2071 # @plugged-memory: size of memory that can be hot-unplugged. This field
2072 # is omitted if target doesn't support memory hotplug
2073 # (i.e. CONFIG_MEM_DEVICE not defined at build time).
2077 { 'struct': 'MemoryInfo',
2078 'data' : { 'base-memory': 'size', '*plugged-memory': 'size' } }
2081 # @query-memory-size-summary:
2083 # Return the amount of initially allocated and present hotpluggable (if
2084 # enabled) memory in bytes.
2088 # -> { "execute": "query-memory-size-summary" }
2089 # <- { "return": { "base-memory": 4294967296, "plugged-memory": 0 } }
2093 { 'command': 'query-memory-size-summary', 'returns': 'MemoryInfo' }
2099 # Virtual CPU model.
2101 # A CPU model consists of the name of a CPU definition, to which
2102 # delta changes are applied (e.g. features added/removed). Most magic values
2103 # that an architecture might require should be hidden behind the name.
2104 # However, if required, architectures can expose relevant properties.
2106 # @name: the name of the CPU definition the model is based on
2107 # @props: a dictionary of QOM properties to be applied
2111 { 'struct': 'CpuModelInfo',
2112 'data': { 'name': 'str',
2116 # @CpuModelExpansionType:
2118 # An enumeration of CPU model expansion types.
2120 # @static: Expand to a static CPU model, a combination of a static base
2121 # model name and property delta changes. As the static base model will
2122 # never change, the expanded CPU model will be the same, independent of
2123 # QEMU version, machine type, machine options, and accelerator options.
2124 # Therefore, the resulting model can be used by tooling without having
2125 # to specify a compatibility machine - e.g. when displaying the "host"
2126 # model. The @static CPU models are migration-safe.
2128 # @full: Expand all properties. The produced model is not guaranteed to be
2129 # migration-safe, but allows tooling to get an insight and work with
2132 # Note: When a non-migration-safe CPU model is expanded in static mode, some
2133 # features enabled by the CPU model may be omitted, because they can't be
2134 # implemented by a static CPU model definition (e.g. cache info passthrough and
2135 # PMU passthrough in x86). If you need an accurate representation of the
2136 # features enabled by a non-migration-safe CPU model, use @full. If you need a
2137 # static representation that will keep ABI compatibility even when changing QEMU
2138 # version or machine-type, use @static (but keep in mind that some features may
2143 { 'enum': 'CpuModelExpansionType',
2144 'data': [ 'static', 'full' ] }
2148 # @CpuModelCompareResult:
2150 # An enumeration of CPU model comparison results. The result is usually
2151 # calculated using e.g. CPU features or CPU generations.
2153 # @incompatible: If model A is incompatible to model B, model A is not
2154 # guaranteed to run where model B runs and the other way around.
2156 # @identical: If model A is identical to model B, model A is guaranteed to run
2157 # where model B runs and the other way around.
2159 # @superset: If model A is a superset of model B, model B is guaranteed to run
2160 # where model A runs. There are no guarantees about the other way.
2162 # @subset: If model A is a subset of model B, model A is guaranteed to run
2163 # where model B runs. There are no guarantees about the other way.
2167 { 'enum': 'CpuModelCompareResult',
2168 'data': [ 'incompatible', 'identical', 'superset', 'subset' ] }
2173 # Information about a file descriptor that was added to an fd set.
2175 # @fdset-id: The ID of the fd set that @fd was added to.
2177 # @fd: The file descriptor that was received via SCM rights and
2178 # added to the fd set.
2182 { 'struct': 'AddfdInfo', 'data': {'fdset-id': 'int', 'fd': 'int'} }
2187 # Add a file descriptor, that was passed via SCM rights, to an fd set.
2189 # @fdset-id: The ID of the fd set to add the file descriptor to.
2191 # @opaque: A free-form string that can be used to describe the fd.
2193 # Returns: @AddfdInfo on success
2195 # If file descriptor was not received, FdNotSupplied
2197 # If @fdset-id is a negative value, InvalidParameterValue
2199 # Notes: The list of fd sets is shared by all monitor connections.
2201 # If @fdset-id is not specified, a new fd set will be created.
2207 # -> { "execute": "add-fd", "arguments": { "fdset-id": 1 } }
2208 # <- { "return": { "fdset-id": 1, "fd": 3 } }
2211 { 'command': 'add-fd',
2212 'data': { '*fdset-id': 'int',
2214 'returns': 'AddfdInfo' }
2219 # Remove a file descriptor from an fd set.
2221 # @fdset-id: The ID of the fd set that the file descriptor belongs to.
2223 # @fd: The file descriptor that is to be removed.
2225 # Returns: Nothing on success
2226 # If @fdset-id or @fd is not found, FdNotFound
2230 # Notes: The list of fd sets is shared by all monitor connections.
2232 # If @fd is not specified, all file descriptors in @fdset-id
2237 # -> { "execute": "remove-fd", "arguments": { "fdset-id": 1, "fd": 3 } }
2238 # <- { "return": {} }
2241 { 'command': 'remove-fd', 'data': {'fdset-id': 'int', '*fd': 'int'} }
2246 # Information about a file descriptor that belongs to an fd set.
2248 # @fd: The file descriptor value.
2250 # @opaque: A free-form string that can be used to describe the fd.
2254 { 'struct': 'FdsetFdInfo',
2255 'data': {'fd': 'int', '*opaque': 'str'} }
2260 # Information about an fd set.
2262 # @fdset-id: The ID of the fd set.
2264 # @fds: A list of file descriptors that belong to this fd set.
2268 { 'struct': 'FdsetInfo',
2269 'data': {'fdset-id': 'int', 'fds': ['FdsetFdInfo']} }
2274 # Return information describing all fd sets.
2276 # Returns: A list of @FdsetInfo
2280 # Note: The list of fd sets is shared by all monitor connections.
2284 # -> { "execute": "query-fdsets" }
2290 # "opaque": "rdonly:/path/to/file"
2294 # "opaque": "rdwr:/path/to/file"
2314 { 'command': 'query-fdsets', 'returns': ['FdsetInfo'] }
2319 # Information describing the QEMU target.
2321 # @arch: the target architecture
2325 { 'struct': 'TargetInfo',
2326 'data': { 'arch': 'SysEmuTarget' } }
2331 # Return information about the target for this QEMU
2333 # Returns: TargetInfo
2337 { 'command': 'query-target', 'returns': 'TargetInfo' }
2340 # @AcpiTableOptions:
2342 # Specify an ACPI table on the command line to load.
2344 # At most one of @file and @data can be specified. The list of files specified
2345 # by any one of them is loaded and concatenated in order. If both are omitted,
2348 # Other fields / optargs can be used to override fields of the generic ACPI
2349 # table header; refer to the ACPI specification 5.0, section 5.2.6 System
2350 # Description Table Header. If a header field is not overridden, then the
2351 # corresponding value from the concatenated blob is used (in case of @file), or
2352 # it is filled in with a hard-coded value (in case of @data).
2354 # String fields are copied into the matching ACPI member from lowest address
2355 # upwards, and silently truncated / NUL-padded to length.
2357 # @sig: table signature / identifier (4 bytes)
2359 # @rev: table revision number (dependent on signature, 1 byte)
2361 # @oem_id: OEM identifier (6 bytes)
2363 # @oem_table_id: OEM table identifier (8 bytes)
2365 # @oem_rev: OEM-supplied revision number (4 bytes)
2367 # @asl_compiler_id: identifier of the utility that created the table
2370 # @asl_compiler_rev: revision number of the utility that created the
2373 # @file: colon (:) separated list of pathnames to load and
2374 # concatenate as table data. The resultant binary blob is expected to
2375 # have an ACPI table header. At least one file is required. This field
2378 # @data: colon (:) separated list of pathnames to load and
2379 # concatenate as table data. The resultant binary blob must not have an
2380 # ACPI table header. At least one file is required. This field excludes
2385 { 'struct': 'AcpiTableOptions',
2390 '*oem_table_id': 'str',
2391 '*oem_rev': 'uint32',
2392 '*asl_compiler_id': 'str',
2393 '*asl_compiler_rev': 'uint32',
2398 # @CommandLineParameterType:
2400 # Possible types for an option parameter.
2402 # @string: accepts a character string
2404 # @boolean: accepts "on" or "off"
2406 # @number: accepts a number
2408 # @size: accepts a number followed by an optional suffix (K)ilo,
2409 # (M)ega, (G)iga, (T)era
2413 { 'enum': 'CommandLineParameterType',
2414 'data': ['string', 'boolean', 'number', 'size'] }
2417 # @CommandLineParameterInfo:
2419 # Details about a single parameter of a command line option.
2421 # @name: parameter name
2423 # @type: parameter @CommandLineParameterType
2425 # @help: human readable text string, not suitable for parsing.
2427 # @default: default value string (since 2.1)
2431 { 'struct': 'CommandLineParameterInfo',
2432 'data': { 'name': 'str',
2433 'type': 'CommandLineParameterType',
2435 '*default': 'str' } }
2438 # @CommandLineOptionInfo:
2440 # Details about a command line option, including its list of parameter details
2442 # @option: option name
2444 # @parameters: an array of @CommandLineParameterInfo
2448 { 'struct': 'CommandLineOptionInfo',
2449 'data': { 'option': 'str', 'parameters': ['CommandLineParameterInfo'] } }
2452 # @query-command-line-options:
2454 # Query command line option schema.
2456 # @option: option name
2458 # Returns: list of @CommandLineOptionInfo for all options (or for the given
2459 # @option). Returns an error if the given @option doesn't exist.
2465 # -> { "execute": "query-command-line-options",
2466 # "arguments": { "option": "option-rom" } }
2471 # "name": "romfile",
2475 # "name": "bootindex",
2479 # "option": "option-rom"
2485 {'command': 'query-command-line-options',
2486 'data': { '*option': 'str' },
2487 'returns': ['CommandLineOptionInfo'],
2488 'allow-preconfig': true }
2491 # @X86CPURegister32:
2493 # A X86 32-bit register
2497 { 'enum': 'X86CPURegister32',
2498 'data': [ 'EAX', 'EBX', 'ECX', 'EDX', 'ESP', 'EBP', 'ESI', 'EDI' ] }
2501 # @X86CPUFeatureWordInfo:
2503 # Information about a X86 CPU feature word
2505 # @cpuid-input-eax: Input EAX value for CPUID instruction for that feature word
2507 # @cpuid-input-ecx: Input ECX value for CPUID instruction for that
2510 # @cpuid-register: Output register containing the feature bits
2512 # @features: value of output register, containing the feature bits
2516 { 'struct': 'X86CPUFeatureWordInfo',
2517 'data': { 'cpuid-input-eax': 'int',
2518 '*cpuid-input-ecx': 'int',
2519 'cpuid-register': 'X86CPURegister32',
2520 'features': 'int' } }
2523 # @DummyForceArrays:
2525 # Not used by QMP; hack to let us use X86CPUFeatureWordInfoList internally
2529 { 'struct': 'DummyForceArrays',
2530 'data': { 'unused': ['X86CPUFeatureWordInfo'] } }
2536 # @node: NUMA nodes configuration
2538 # @dist: NUMA distance configuration (since 2.10)
2540 # @cpu: property based CPU(s) to node mapping (Since: 2.10)
2544 { 'enum': 'NumaOptionsType',
2545 'data': [ 'node', 'dist', 'cpu' ] }
2550 # A discriminated record of NUMA options. (for OptsVisitor)
2554 { 'union': 'NumaOptions',
2555 'base': { 'type': 'NumaOptionsType' },
2556 'discriminator': 'type',
2558 'node': 'NumaNodeOptions',
2559 'dist': 'NumaDistOptions',
2560 'cpu': 'NumaCpuOptions' }}
2565 # Create a guest NUMA node. (for OptsVisitor)
2567 # @nodeid: NUMA node ID (increase by 1 from 0 if omitted)
2569 # @cpus: VCPUs belonging to this node (assign VCPUS round-robin
2572 # @mem: memory size of this node; mutually exclusive with @memdev.
2573 # Equally divide total memory among nodes if both @mem and @memdev are
2576 # @memdev: memory backend object. If specified for one node,
2577 # it must be specified for all nodes.
2581 { 'struct': 'NumaNodeOptions',
2583 '*nodeid': 'uint16',
2584 '*cpus': ['uint16'],
2591 # Set the distance between 2 NUMA nodes.
2593 # @src: source NUMA node.
2595 # @dst: destination NUMA node.
2597 # @val: NUMA distance from source node to destination node.
2598 # When a node is unreachable from another node, set the distance
2599 # between them to 255.
2603 { 'struct': 'NumaDistOptions',
2612 # Option "-numa cpu" overrides default cpu to node mapping.
2613 # It accepts the same set of cpu properties as returned by
2614 # query-hotpluggable-cpus[].props, where node-id could be used to
2615 # override default node mapping.
2619 { 'struct': 'NumaCpuOptions',
2620 'base': 'CpuInstanceProperties',
2626 # Host memory policy types
2628 # @default: restore default policy, remove any nondefault policy
2630 # @preferred: set the preferred host nodes for allocation
2632 # @bind: a strict policy that restricts memory allocation to the
2633 # host nodes specified
2635 # @interleave: memory allocations are interleaved across the set
2636 # of host nodes specified
2640 { 'enum': 'HostMemPolicy',
2641 'data': [ 'default', 'preferred', 'bind', 'interleave' ] }
2646 # Information about memory backend
2648 # @id: backend's ID if backend has 'id' property (since 2.9)
2650 # @size: memory backend size
2652 # @merge: enables or disables memory merge support
2654 # @dump: includes memory backend's memory in a core dump or not
2656 # @prealloc: enables or disables memory preallocation
2658 # @host-nodes: host nodes for its memory policy
2660 # @policy: memory policy of memory backend
2664 { 'struct': 'Memdev',
2671 'host-nodes': ['uint16'],
2672 'policy': 'HostMemPolicy' }}
2677 # Returns information for all memory backends.
2679 # Returns: a list of @Memdev.
2685 # -> { "execute": "query-memdev" }
2689 # "size": 536870912,
2692 # "prealloc": false,
2693 # "host-nodes": [0, 1],
2697 # "size": 536870912,
2701 # "host-nodes": [2, 3],
2702 # "policy": "preferred"
2708 { 'command': 'query-memdev', 'returns': ['Memdev'], 'allow-preconfig': true }
2711 # @PCDIMMDeviceInfo:
2713 # PCDIMMDevice state information
2717 # @addr: physical address, where device is mapped
2719 # @size: size of memory that the device provides
2721 # @slot: slot number at which device is plugged in
2723 # @node: NUMA node number where device is plugged in
2725 # @memdev: memory backend linked with device
2727 # @hotplugged: true if device was hotplugged
2729 # @hotpluggable: true if device if could be added/removed while machine is running
2733 { 'struct': 'PCDIMMDeviceInfo',
2734 'data': { '*id': 'str',
2740 'hotplugged': 'bool',
2741 'hotpluggable': 'bool'
2746 # @MemoryDeviceInfo:
2748 # Union containing information about a memory device
2752 { 'union': 'MemoryDeviceInfo',
2753 'data': { 'dimm': 'PCDIMMDeviceInfo',
2754 'nvdimm': 'PCDIMMDeviceInfo'
2759 # @query-memory-devices:
2761 # Lists available memory devices and their state
2767 # -> { "execute": "query-memory-devices" }
2768 # <- { "return": [ { "data":
2769 # { "addr": 5368709120,
2770 # "hotpluggable": true,
2771 # "hotplugged": true,
2773 # "memdev": "/objects/memX",
2775 # "size": 1073741824,
2781 { 'command': 'query-memory-devices', 'returns': ['MemoryDeviceInfo'] }
2784 # @MEM_UNPLUG_ERROR:
2786 # Emitted when memory hot unplug error occurs.
2788 # @device: device name
2790 # @msg: Informative message
2796 # <- { "event": "MEM_UNPLUG_ERROR"
2797 # "data": { "device": "dimm1",
2798 # "msg": "acpi: device unplug for unsupported device"
2800 # "timestamp": { "seconds": 1265044230, "microseconds": 450486 } }
2803 { 'event': 'MEM_UNPLUG_ERROR',
2804 'data': { 'device': 'str', 'msg': 'str' } }
2809 # @DIMM: memory slot
2810 # @CPU: logical CPU slot (since 2.7)
2812 { 'enum': 'ACPISlotType', 'data': [ 'DIMM', 'CPU' ] }
2817 # OSPM Status Indication for a device
2818 # For description of possible values of @source and @status fields
2819 # see "_OST (OSPM Status Indication)" chapter of ACPI5.0 spec.
2821 # @device: device ID associated with slot
2823 # @slot: slot ID, unique per slot of a given @slot-type
2825 # @slot-type: type of the slot
2827 # @source: an integer containing the source event
2829 # @status: an integer containing the status code
2833 { 'struct': 'ACPIOSTInfo',
2834 'data' : { '*device': 'str',
2836 'slot-type': 'ACPISlotType',
2841 # @query-acpi-ospm-status:
2843 # Return a list of ACPIOSTInfo for devices that support status
2844 # reporting via ACPI _OST method.
2850 # -> { "execute": "query-acpi-ospm-status" }
2851 # <- { "return": [ { "device": "d1", "slot": "0", "slot-type": "DIMM", "source": 1, "status": 0},
2852 # { "slot": "1", "slot-type": "DIMM", "source": 0, "status": 0},
2853 # { "slot": "2", "slot-type": "DIMM", "source": 0, "status": 0},
2854 # { "slot": "3", "slot-type": "DIMM", "source": 0, "status": 0}
2858 { 'command': 'query-acpi-ospm-status', 'returns': ['ACPIOSTInfo'] }
2863 # Emitted when guest executes ACPI _OST method.
2865 # @info: OSPM Status Indication
2871 # <- { "event": "ACPI_DEVICE_OST",
2872 # "data": { "device": "d1", "slot": "0",
2873 # "slot-type": "DIMM", "source": 1, "status": 0 } }
2876 { 'event': 'ACPI_DEVICE_OST',
2877 'data': { 'info': 'ACPIOSTInfo' } }
2882 # Mode of the replay subsystem.
2884 # @none: normal execution mode. Replay or record are not enabled.
2886 # @record: record mode. All non-deterministic data is written into the
2889 # @play: replay mode. Non-deterministic data required for system execution
2890 # is read from the log.
2894 { 'enum': 'ReplayMode',
2895 'data': [ 'none', 'record', 'play' ] }
2898 # @xen-load-devices-state:
2900 # Load the state of all devices from file. The RAM and the block devices
2901 # of the VM are not loaded by this command.
2903 # @filename: the file to load the state of the devices from as binary
2904 # data. See xen-save-devices-state.txt for a description of the binary
2911 # -> { "execute": "xen-load-devices-state",
2912 # "arguments": { "filename": "/tmp/resume" } }
2913 # <- { "return": {} }
2916 { 'command': 'xen-load-devices-state', 'data': {'filename': 'str'} }
2919 # @CpuInstanceProperties:
2921 # List of properties to be used for hotplugging a CPU instance,
2922 # it should be passed by management with device_add command when
2923 # a CPU is being hotplugged.
2925 # @node-id: NUMA node ID the CPU belongs to
2926 # @socket-id: socket number within node/board the CPU belongs to
2927 # @core-id: core number within socket the CPU belongs to
2928 # @thread-id: thread number within core the CPU belongs to
2930 # Note: currently there are 4 properties that could be present
2931 # but management should be prepared to pass through other
2932 # properties with device_add command to allow for future
2933 # interface extension. This also requires the filed names to be kept in
2934 # sync with the properties passed to -device/device_add.
2938 { 'struct': 'CpuInstanceProperties',
2939 'data': { '*node-id': 'int',
2940 '*socket-id': 'int',
2949 # @type: CPU object type for usage with device_add command
2950 # @props: list of properties to be used for hotplugging CPU
2951 # @vcpus-count: number of logical VCPU threads @HotpluggableCPU provides
2952 # @qom-path: link to existing CPU object if CPU is present or
2953 # omitted if CPU is not present.
2957 { 'struct': 'HotpluggableCPU',
2958 'data': { 'type': 'str',
2959 'vcpus-count': 'int',
2960 'props': 'CpuInstanceProperties',
2966 # @query-hotpluggable-cpus:
2968 # TODO: Better documentation; currently there is none.
2970 # Returns: a list of HotpluggableCPU objects.
2976 # For pseries machine type started with -smp 2,cores=2,maxcpus=4 -cpu POWER8:
2978 # -> { "execute": "query-hotpluggable-cpus" }
2980 # { "props": { "core": 8 }, "type": "POWER8-spapr-cpu-core",
2981 # "vcpus-count": 1 },
2982 # { "props": { "core": 0 }, "type": "POWER8-spapr-cpu-core",
2983 # "vcpus-count": 1, "qom-path": "/machine/unattached/device[0]"}
2986 # For pc machine type started with -smp 1,maxcpus=2:
2988 # -> { "execute": "query-hotpluggable-cpus" }
2991 # "type": "qemu64-x86_64-cpu", "vcpus-count": 1,
2992 # "props": {"core-id": 0, "socket-id": 1, "thread-id": 0}
2995 # "qom-path": "/machine/unattached/device[0]",
2996 # "type": "qemu64-x86_64-cpu", "vcpus-count": 1,
2997 # "props": {"core-id": 0, "socket-id": 0, "thread-id": 0}
3001 # For s390x-virtio-ccw machine type started with -smp 1,maxcpus=2 -cpu qemu
3004 # -> { "execute": "query-hotpluggable-cpus" }
3007 # "type": "qemu-s390x-cpu", "vcpus-count": 1,
3008 # "props": { "core-id": 1 }
3011 # "qom-path": "/machine/unattached/device[0]",
3012 # "type": "qemu-s390x-cpu", "vcpus-count": 1,
3013 # "props": { "core-id": 0 }
3018 { 'command': 'query-hotpluggable-cpus', 'returns': ['HotpluggableCPU'],
3019 'allow-preconfig': true }
3026 # @guid: the globally unique identifier
3030 { 'struct': 'GuidInfo', 'data': {'guid': 'str'} }
3033 # @query-vm-generation-id:
3035 # Show Virtual Machine Generation ID
3039 { 'command': 'query-vm-generation-id', 'returns': 'GuidInfo' }
3044 # Runtime equivalent of '-numa' CLI option, available at
3045 # preconfigure stage to configure numa mapping before initializing
3050 { 'command': 'set-numa-node', 'boxed': true,
3051 'data': 'NumaOptions',
3052 'allow-preconfig': true