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 # @slew: deliver ticks at a higher rate to catch up with the missed tick. The
176 # guest time should not be delayed once catchup is complete.
180 { 'enum': 'LostTickPolicy',
181 'data': ['discard', 'delay', 'slew' ] }
186 # Allow client connections for VNC, Spice and socket based
187 # character devices to be passed in to QEMU via SCM_RIGHTS.
189 # @protocol: protocol name. Valid names are "vnc", "spice" or the
190 # name of a character device (eg. from -chardev id=XXXX)
192 # @fdname: file descriptor name previously passed via 'getfd' command
194 # @skipauth: whether to skip authentication. Only applies
195 # to "vnc" and "spice" protocols
197 # @tls: whether to perform TLS. Only applies to the "spice"
200 # Returns: nothing on success.
206 # -> { "execute": "add_client", "arguments": { "protocol": "vnc",
207 # "fdname": "myclient" } }
208 # <- { "return": {} }
211 { 'command': 'add_client',
212 'data': { 'protocol': 'str', 'fdname': 'str', '*skipauth': 'bool',
218 # Guest name information.
220 # @name: The name of the guest
224 { 'struct': 'NameInfo', 'data': {'*name': 'str'} }
229 # Return the name information of a guest.
231 # Returns: @NameInfo of the guest
237 # -> { "execute": "query-name" }
238 # <- { "return": { "name": "qemu-name" } }
241 { 'command': 'query-name', 'returns': 'NameInfo', 'allow-preconfig': true }
246 # Information about support for KVM acceleration
248 # @enabled: true if KVM acceleration is active
250 # @present: true if KVM acceleration is built into this executable
254 { 'struct': 'KvmInfo', 'data': {'enabled': 'bool', 'present': 'bool'} }
259 # Returns information about KVM acceleration
267 # -> { "execute": "query-kvm" }
268 # <- { "return": { "enabled": true, "present": true } }
271 { 'command': 'query-kvm', 'returns': 'KvmInfo' }
276 # Guest UUID information (Universally Unique Identifier).
278 # @UUID: the UUID of the guest
282 # Notes: If no UUID was specified for the guest, a null UUID is returned.
284 { 'struct': 'UuidInfo', 'data': {'UUID': 'str'} }
289 # Query the guest UUID information.
291 # Returns: The @UuidInfo for the guest
297 # -> { "execute": "query-uuid" }
298 # <- { "return": { "UUID": "550e8400-e29b-41d4-a716-446655440000" } }
301 { 'command': 'query-uuid', 'returns': 'UuidInfo', 'allow-preconfig': true }
306 # Information about a QMP event
308 # @name: The event name
312 { 'struct': 'EventInfo', 'data': {'name': 'str'} }
317 # Return information on QMP events.
319 # Returns: A list of @EventInfo.
323 # Note: This command is deprecated, because its output doesn't reflect
324 # compile-time configuration. Use query-qmp-schema instead.
328 # -> { "execute": "query-events" }
340 # Note: This example has been shortened as the real response is too long.
343 { 'command': 'query-events', 'returns': ['EventInfo'] }
348 # An enumeration of cpu types that enable additional information during
349 # @query-cpus and @query-cpus-fast.
357 { 'enum': 'CpuInfoArch',
358 'data': ['x86', 'sparc', 'ppc', 'mips', 'tricore', 's390', 'riscv', 'other' ] }
363 # Information about a virtual CPU
365 # @CPU: the index of the virtual CPU
367 # @current: this only exists for backwards compatibility and should be ignored
369 # @halted: true if the virtual CPU is in the halt state. Halt usually refers
370 # to a processor specific low power mode.
372 # @qom_path: path to the CPU object in the QOM tree (since 2.4)
374 # @thread_id: ID of the underlying host thread
376 # @props: properties describing to which node/socket/core/thread
377 # virtual CPU belongs to, provided if supported by board (since 2.10)
379 # @arch: architecture of the cpu, which determines which additional fields
380 # will be listed (since 2.6)
384 # Notes: @halted is a transient state that changes frequently. By the time the
385 # data is sent to the client, the guest may no longer be halted.
387 { 'union': 'CpuInfo',
388 'base': {'CPU': 'int', 'current': 'bool', 'halted': 'bool',
389 'qom_path': 'str', 'thread_id': 'int',
390 '*props': 'CpuInstanceProperties', 'arch': 'CpuInfoArch' },
391 'discriminator': 'arch',
392 'data': { 'x86': 'CpuInfoX86',
393 'sparc': 'CpuInfoSPARC',
395 'mips': 'CpuInfoMIPS',
396 'tricore': 'CpuInfoTricore',
397 's390': 'CpuInfoS390',
398 'riscv': 'CpuInfoRISCV' } }
403 # Additional information about a virtual i386 or x86_64 CPU
405 # @pc: the 64-bit instruction pointer
409 { 'struct': 'CpuInfoX86', 'data': { 'pc': 'int' } }
414 # Additional information about a virtual SPARC CPU
416 # @pc: the PC component of the instruction pointer
418 # @npc: the NPC component of the instruction pointer
422 { 'struct': 'CpuInfoSPARC', 'data': { 'pc': 'int', 'npc': 'int' } }
427 # Additional information about a virtual PPC CPU
429 # @nip: the instruction pointer
433 { 'struct': 'CpuInfoPPC', 'data': { 'nip': 'int' } }
438 # Additional information about a virtual MIPS CPU
440 # @PC: the instruction pointer
444 { 'struct': 'CpuInfoMIPS', 'data': { 'PC': 'int' } }
449 # Additional information about a virtual Tricore CPU
451 # @PC: the instruction pointer
455 { 'struct': 'CpuInfoTricore', 'data': { 'PC': 'int' } }
460 # Additional information about a virtual RISCV CPU
462 # @pc: the instruction pointer
466 { 'struct': 'CpuInfoRISCV', 'data': { 'pc': 'int' } }
471 # An enumeration of cpu states that can be assumed by a virtual
476 { 'enum': 'CpuS390State',
477 'prefix': 'S390_CPU_STATE',
478 'data': [ 'uninitialized', 'stopped', 'check-stop', 'operating', 'load' ] }
483 # Additional information about a virtual S390 CPU
485 # @cpu-state: the virtual CPU's state
489 { 'struct': 'CpuInfoS390', 'data': { 'cpu-state': 'CpuS390State' } }
494 # Returns a list of information about each virtual CPU.
496 # This command causes vCPU threads to exit to userspace, which causes
497 # a small interruption to guest CPU execution. This will have a negative
498 # impact on realtime guests and other latency sensitive guest workloads.
499 # It is recommended to use @query-cpus-fast instead of this command to
500 # avoid the vCPU interruption.
502 # Returns: a list of @CpuInfo for each virtual CPU
508 # -> { "execute": "query-cpus" }
514 # "qom_path":"/machine/unattached/device[0]",
523 # "qom_path":"/machine/unattached/device[2]",
531 # Notes: This interface is deprecated (since 2.12.0), and it is strongly
532 # recommended that you avoid using it. Use @query-cpus-fast to
533 # obtain information about virtual CPUs.
536 { 'command': 'query-cpus', 'returns': ['CpuInfo'] }
541 # Information about a virtual CPU
543 # @cpu-index: index of the virtual CPU
545 # @qom-path: path to the CPU object in the QOM tree
547 # @thread-id: ID of the underlying host thread
549 # @props: properties describing to which node/socket/core/thread
550 # virtual CPU belongs to, provided if supported by board
552 # @arch: base architecture of the cpu; deprecated since 3.0.0 in favor
555 # @target: the QEMU system emulation target, which determines which
556 # additional fields will be listed (since 3.0)
561 { 'union' : 'CpuInfoFast',
562 'base' : { 'cpu-index' : 'int',
565 '*props' : 'CpuInstanceProperties',
566 'arch' : 'CpuInfoArch',
567 'target' : 'SysEmuTarget' },
568 'discriminator' : 'target',
569 'data' : { 's390x' : 'CpuInfoS390' } }
574 # Returns information about all virtual CPUs. This command does not
575 # incur a performance penalty and should be used in production
576 # instead of query-cpus.
578 # Returns: list of @CpuInfoFast
584 # -> { "execute": "query-cpus-fast" }
587 # "thread-id": 25627,
593 # "qom-path": "/machine/unattached/device[0]",
599 # "thread-id": 25628,
605 # "qom-path": "/machine/unattached/device[2]",
613 { 'command': 'query-cpus-fast', 'returns': [ 'CpuInfoFast' ] }
618 # Information about an iothread
620 # @id: the identifier of the iothread
622 # @thread-id: ID of the underlying host thread
624 # @poll-max-ns: maximum polling time in ns, 0 means polling is disabled
627 # @poll-grow: how many ns will be added to polling time, 0 means that it's not
628 # configured (since 2.9)
630 # @poll-shrink: how many ns will be removed from polling time, 0 means that
631 # it's not configured (since 2.9)
635 { 'struct': 'IOThreadInfo',
636 'data': {'id': 'str',
638 'poll-max-ns': 'int',
640 'poll-shrink': 'int' } }
645 # Returns a list of information about each iothread.
647 # Note: this list excludes the QEMU main loop thread, which is not declared
648 # using the -object iothread command-line option. It is always the main thread
651 # Returns: a list of @IOThreadInfo for each iothread
657 # -> { "execute": "query-iothreads" }
671 { 'command': 'query-iothreads', 'returns': ['IOThreadInfo'],
672 'allow-preconfig': true }
677 # Information about the guest balloon device.
679 # @actual: the number of bytes the balloon currently contains
684 { 'struct': 'BalloonInfo', 'data': {'actual': 'int' } }
689 # Return information about the balloon device.
691 # Returns: @BalloonInfo on success
693 # If the balloon driver is enabled but not functional because the KVM
694 # kernel module cannot support it, KvmMissingCap
696 # If no balloon device is present, DeviceNotActive
702 # -> { "execute": "query-balloon" }
704 # "actual": 1073741824,
709 { 'command': 'query-balloon', 'returns': 'BalloonInfo' }
714 # Emitted when the guest changes the actual BALLOON level. This value is
715 # equivalent to the @actual field return by the 'query-balloon' command
717 # @actual: actual level of the guest memory balloon in bytes
719 # Note: this event is rate-limited.
725 # <- { "event": "BALLOON_CHANGE",
726 # "data": { "actual": 944766976 },
727 # "timestamp": { "seconds": 1267020223, "microseconds": 435656 } }
730 { 'event': 'BALLOON_CHANGE',
731 'data': { 'actual': 'int' } }
736 # A PCI device memory region
738 # @base: the starting address (guest physical)
740 # @limit: the ending address (guest physical)
744 { 'struct': 'PciMemoryRange', 'data': {'base': 'int', 'limit': 'int'} }
749 # Information about a PCI device I/O region.
751 # @bar: the index of the Base Address Register for this region
753 # @type: 'io' if the region is a PIO region
754 # 'memory' if the region is a MMIO region
758 # @prefetch: if @type is 'memory', true if the memory is prefetchable
760 # @mem_type_64: if @type is 'memory', true if the BAR is 64-bit
764 { 'struct': 'PciMemoryRegion',
765 'data': {'bar': 'int', 'type': 'str', 'address': 'int', 'size': 'int',
766 '*prefetch': 'bool', '*mem_type_64': 'bool' } }
771 # Information about a bus of a PCI Bridge device
773 # @number: primary bus interface number. This should be the number of the
774 # bus the device resides on.
776 # @secondary: secondary bus interface number. This is the number of the
777 # main bus for the bridge
779 # @subordinate: This is the highest number bus that resides below the
782 # @io_range: The PIO range for all devices on this bridge
784 # @memory_range: The MMIO range for all devices on this bridge
786 # @prefetchable_range: The range of prefetchable MMIO for all devices on
791 { 'struct': 'PciBusInfo',
792 'data': {'number': 'int', 'secondary': 'int', 'subordinate': 'int',
793 'io_range': 'PciMemoryRange',
794 'memory_range': 'PciMemoryRange',
795 'prefetchable_range': 'PciMemoryRange' } }
800 # Information about a PCI Bridge device
802 # @bus: information about the bus the device resides on
804 # @devices: a list of @PciDeviceInfo for each device on this bridge
808 { 'struct': 'PciBridgeInfo',
809 'data': {'bus': 'PciBusInfo', '*devices': ['PciDeviceInfo']} }
814 # Information about the Class of a PCI device
816 # @desc: a string description of the device's class
818 # @class: the class code of the device
822 { 'struct': 'PciDeviceClass',
823 'data': {'*desc': 'str', 'class': 'int'} }
828 # Information about the Id of a PCI device
830 # @device: the PCI device id
832 # @vendor: the PCI vendor id
834 # @subsystem: the PCI subsystem id (since 3.1)
836 # @subsystem-vendor: the PCI subsystem vendor id (since 3.1)
840 { 'struct': 'PciDeviceId',
841 'data': {'device': 'int', 'vendor': 'int', '*subsystem': 'int',
842 '*subsystem-vendor': 'int'} }
847 # Information about a PCI device
849 # @bus: the bus number of the device
851 # @slot: the slot the device is located in
853 # @function: the function of the slot used by the device
855 # @class_info: the class of the device
857 # @id: the PCI device id
859 # @irq: if an IRQ is assigned to the device, the IRQ number
861 # @qdev_id: the device name of the PCI device
863 # @pci_bridge: if the device is a PCI bridge, the bridge information
865 # @regions: a list of the PCI I/O regions associated with the device
867 # Notes: the contents of @class_info.desc are not stable and should only be
868 # treated as informational.
872 { 'struct': 'PciDeviceInfo',
873 'data': {'bus': 'int', 'slot': 'int', 'function': 'int',
874 'class_info': 'PciDeviceClass', 'id': 'PciDeviceId',
875 '*irq': 'int', 'qdev_id': 'str', '*pci_bridge': 'PciBridgeInfo',
876 'regions': ['PciMemoryRegion']} }
881 # Information about a PCI bus
883 # @bus: the bus index
885 # @devices: a list of devices on this bus
889 { 'struct': 'PciInfo', 'data': {'bus': 'int', 'devices': ['PciDeviceInfo']} }
894 # Return information about the PCI bus topology of the guest.
896 # Returns: a list of @PciInfo for each PCI bus. Each bus is
897 # represented by a json-object, which has a key with a json-array of
898 # all PCI devices attached to it. Each device is represented by a
905 # -> { "execute": "query-pci" }
916 # "desc": "Host bridge"
932 # "desc": "ISA bridge"
948 # "desc": "IDE controller"
970 # "desc": "VGA controller"
980 # "mem_type_64": false,
983 # "address": 4026531840,
988 # "mem_type_64": false,
991 # "address": 4060086272,
996 # "mem_type_64": false,
1011 # "desc": "RAM controller"
1032 # Note: This example has been shortened as the real response is too long.
1035 { 'command': 'query-pci', 'returns': ['PciInfo'] }
1040 # This command will cause the QEMU process to exit gracefully. While every
1041 # attempt is made to send the QMP response before terminating, this is not
1042 # guaranteed. When using this interface, a premature EOF would not be
1049 # -> { "execute": "quit" }
1050 # <- { "return": {} }
1052 { 'command': 'quit' }
1057 # Stop all guest VCPU execution.
1061 # Notes: This function will succeed even if the guest is already in the stopped
1062 # state. In "inmigrate" state, it will ensure that the guest
1063 # remains paused once migration finishes, as if the -S option was
1064 # passed on the command line.
1068 # -> { "execute": "stop" }
1069 # <- { "return": {} }
1072 { 'command': 'stop' }
1077 # Performs a hard reset of a guest.
1083 # -> { "execute": "system_reset" }
1084 # <- { "return": {} }
1087 { 'command': 'system_reset' }
1090 # @system_powerdown:
1092 # Requests that a guest perform a powerdown operation.
1096 # Notes: A guest may or may not respond to this command. This command
1097 # returning does not indicate that a guest has accepted the request or
1098 # that it has shut down. Many guests will respond to this command by
1099 # prompting the user in some way.
1102 # -> { "execute": "system_powerdown" }
1103 # <- { "return": {} }
1106 { 'command': 'system_powerdown' }
1111 # Adds CPU with specified ID.
1113 # @id: ID of CPU to be created, valid values [0..max_cpus)
1115 # Returns: Nothing on success
1119 # Note: This command is deprecated. The `device_add` command should be
1120 # used instead. See the `query-hotpluggable-cpus` command for
1125 # -> { "execute": "cpu-add", "arguments": { "id": 2 } }
1126 # <- { "return": {} }
1129 { 'command': 'cpu-add', 'data': {'id': 'int'} }
1134 # Save a portion of guest memory to a file.
1136 # @val: the virtual address of the guest to start from
1138 # @size: the size of memory region to save
1140 # @filename: the file to save the memory to as binary data
1142 # @cpu-index: the index of the virtual CPU to use for translating the
1143 # virtual address (defaults to CPU 0)
1145 # Returns: Nothing on success
1149 # Notes: Errors were not reliably returned until 1.1
1153 # -> { "execute": "memsave",
1154 # "arguments": { "val": 10,
1156 # "filename": "/tmp/virtual-mem-dump" } }
1157 # <- { "return": {} }
1160 { 'command': 'memsave',
1161 'data': {'val': 'int', 'size': 'int', 'filename': 'str', '*cpu-index': 'int'} }
1166 # Save a portion of guest physical memory to a file.
1168 # @val: the physical address of the guest to start from
1170 # @size: the size of memory region to save
1172 # @filename: the file to save the memory to as binary data
1174 # Returns: Nothing on success
1178 # Notes: Errors were not reliably returned until 1.1
1182 # -> { "execute": "pmemsave",
1183 # "arguments": { "val": 10,
1185 # "filename": "/tmp/physical-mem-dump" } }
1186 # <- { "return": {} }
1189 { 'command': 'pmemsave',
1190 'data': {'val': 'int', 'size': 'int', 'filename': 'str'} }
1195 # Resume guest VCPU execution.
1199 # Returns: If successful, nothing
1201 # Notes: This command will succeed if the guest is currently running. It
1202 # will also succeed if the guest is in the "inmigrate" state; in
1203 # this case, the effect of the command is to make sure the guest
1204 # starts once migration finishes, removing the effect of the -S
1205 # command line option if it was passed.
1209 # -> { "execute": "cont" }
1210 # <- { "return": {} }
1213 { 'command': 'cont' }
1216 # @x-exit-preconfig:
1218 # Exit from "preconfig" state
1220 # This command makes QEMU exit the preconfig state and proceed with
1221 # VM initialization using configuration data provided on the command line
1222 # and via the QMP monitor during the preconfig state. The command is only
1223 # available during the preconfig state (i.e. when the --preconfig command
1224 # line option was in use).
1232 # -> { "execute": "x-exit-preconfig" }
1233 # <- { "return": {} }
1236 { 'command': 'x-exit-preconfig', 'allow-preconfig': true }
1241 # Wake up guest from suspend. If the guest has wake-up from suspend
1242 # support enabled (wakeup-suspend-support flag from
1243 # query-current-machine), wake-up guest from suspend if the guest is
1244 # in SUSPENDED state. Return an error otherwise.
1250 # Note: prior to 4.0, this command does nothing in case the guest
1255 # -> { "execute": "system_wakeup" }
1256 # <- { "return": {} }
1259 { 'command': 'system_wakeup' }
1264 # Injects a Non-Maskable Interrupt into the default CPU (x86/s390) or all CPUs (ppc64).
1265 # The command fails when the guest doesn't support injecting.
1267 # Returns: If successful, nothing
1271 # Note: prior to 2.1, this command was only supported for x86 and s390 VMs
1275 # -> { "execute": "inject-nmi" }
1276 # <- { "return": {} }
1279 { 'command': 'inject-nmi' }
1284 # Request the balloon driver to change its balloon size.
1286 # @value: the target size of the balloon in bytes
1288 # Returns: Nothing on success
1289 # If the balloon driver is enabled but not functional because the KVM
1290 # kernel module cannot support it, KvmMissingCap
1291 # If no balloon device is present, DeviceNotActive
1293 # Notes: This command just issues a request to the guest. When it returns,
1294 # the balloon size may not have changed. A guest can change the balloon
1295 # size independent of this command.
1301 # -> { "execute": "balloon", "arguments": { "value": 536870912 } }
1302 # <- { "return": {} }
1305 { 'command': 'balloon', 'data': {'value': 'int'} }
1308 # @human-monitor-command:
1310 # Execute a command on the human monitor and return the output.
1312 # @command-line: the command to execute in the human monitor
1314 # @cpu-index: The CPU to use for commands that require an implicit CPU
1316 # Returns: the output of the command as a string
1320 # Notes: This command only exists as a stop-gap. Its use is highly
1321 # discouraged. The semantics of this command are not
1322 # guaranteed: this means that command names, arguments and
1323 # responses can change or be removed at ANY time. Applications
1324 # that rely on long term stability guarantees should NOT
1327 # Known limitations:
1329 # * This command is stateless, this means that commands that depend
1330 # on state information (such as getfd) might not work
1332 # * Commands that prompt the user for data don't currently work
1336 # -> { "execute": "human-monitor-command",
1337 # "arguments": { "command-line": "info kvm" } }
1338 # <- { "return": "kvm support: enabled\r\n" }
1341 { 'command': 'human-monitor-command',
1342 'data': {'command-line': 'str', '*cpu-index': 'int'},
1346 # @ObjectPropertyInfo:
1348 # @name: the name of the property
1350 # @type: the type of the property. This will typically come in one of four
1353 # 1) A primitive type such as 'u8', 'u16', 'bool', 'str', or 'double'.
1354 # These types are mapped to the appropriate JSON type.
1356 # 2) A child type in the form 'child<subtype>' where subtype is a qdev
1357 # device type name. Child properties create the composition tree.
1359 # 3) A link type in the form 'link<subtype>' where subtype is a qdev
1360 # device type name. Link properties form the device model graph.
1362 # @description: if specified, the description of the property.
1366 { 'struct': 'ObjectPropertyInfo',
1367 'data': { 'name': 'str', 'type': 'str', '*description': 'str' } }
1372 # This command will list any properties of a object given a path in the object
1375 # @path: the path within the object model. See @qom-get for a description of
1378 # Returns: a list of @ObjectPropertyInfo that describe the properties of the
1385 # -> { "execute": "qom-list",
1386 # "arguments": { "path": "/chardevs" } }
1387 # <- { "return": [ { "name": "type", "type": "string" },
1388 # { "name": "parallel0", "type": "child<chardev-vc>" },
1389 # { "name": "serial0", "type": "child<chardev-vc>" },
1390 # { "name": "mon0", "type": "child<chardev-stdio>" } ] }
1393 { 'command': 'qom-list',
1394 'data': { 'path': 'str' },
1395 'returns': [ 'ObjectPropertyInfo' ],
1396 'allow-preconfig': true }
1401 # This command will get a property from a object model path and return the
1404 # @path: The path within the object model. There are two forms of supported
1405 # paths--absolute and partial paths.
1407 # Absolute paths are derived from the root object and can follow child<>
1408 # or link<> properties. Since they can follow link<> properties, they
1409 # can be arbitrarily long. Absolute paths look like absolute filenames
1410 # and are prefixed with a leading slash.
1412 # Partial paths look like relative filenames. They do not begin
1413 # with a prefix. The matching rules for partial paths are subtle but
1414 # designed to make specifying objects easy. At each level of the
1415 # composition tree, the partial path is matched as an absolute path.
1416 # The first match is not returned. At least two matches are searched
1417 # for. A successful result is only returned if only one match is
1418 # found. If more than one match is found, a flag is return to
1419 # indicate that the match was ambiguous.
1421 # @property: The property name to read
1423 # Returns: The property value. The type depends on the property
1424 # type. child<> and link<> properties are returned as #str
1425 # pathnames. All integer property types (u8, u16, etc) are
1432 # 1. Use absolute path
1434 # -> { "execute": "qom-get",
1435 # "arguments": { "path": "/machine/unattached/device[0]",
1436 # "property": "hotplugged" } }
1437 # <- { "return": false }
1439 # 2. Use partial path
1441 # -> { "execute": "qom-get",
1442 # "arguments": { "path": "unattached/sysbus",
1443 # "property": "type" } }
1444 # <- { "return": "System" }
1447 { 'command': 'qom-get',
1448 'data': { 'path': 'str', 'property': 'str' },
1450 'allow-preconfig': true }
1455 # This command will set a property from a object model path.
1457 # @path: see @qom-get for a description of this parameter
1459 # @property: the property name to set
1461 # @value: a value who's type is appropriate for the property type. See @qom-get
1462 # for a description of type mapping.
1468 # -> { "execute": "qom-set",
1469 # "arguments": { "path": "/machine",
1470 # "property": "graphics",
1471 # "value": false } }
1472 # <- { "return": {} }
1475 { 'command': 'qom-set',
1476 'data': { 'path': 'str', 'property': 'str', 'value': 'any' },
1477 'allow-preconfig': true }
1482 # This command is multiple commands multiplexed together.
1484 # @device: This is normally the name of a block device but it may also be 'vnc'.
1485 # when it's 'vnc', then sub command depends on @target
1487 # @target: If @device is a block device, then this is the new filename.
1488 # If @device is 'vnc', then if the value 'password' selects the vnc
1489 # change password command. Otherwise, this specifies a new server URI
1490 # address to listen to for VNC connections.
1492 # @arg: If @device is a block device, then this is an optional format to open
1494 # If @device is 'vnc' and @target is 'password', this is the new VNC
1495 # password to set. See change-vnc-password for additional notes.
1497 # Returns: Nothing on success.
1498 # If @device is not a valid block device, DeviceNotFound
1500 # Notes: This interface is deprecated, and it is strongly recommended that you
1501 # avoid using it. For changing block devices, use
1502 # blockdev-change-medium; for changing VNC parameters, use
1503 # change-vnc-password.
1509 # 1. Change a removable medium
1511 # -> { "execute": "change",
1512 # "arguments": { "device": "ide1-cd0",
1513 # "target": "/srv/images/Fedora-12-x86_64-DVD.iso" } }
1514 # <- { "return": {} }
1516 # 2. Change VNC password
1518 # -> { "execute": "change",
1519 # "arguments": { "device": "vnc", "target": "password",
1520 # "arg": "foobar1" } }
1521 # <- { "return": {} }
1524 { 'command': 'change',
1525 'data': {'device': 'str', 'target': 'str', '*arg': 'str'} }
1530 # This structure describes a search result from @qom-list-types
1532 # @name: the type name found in the search
1534 # @abstract: the type is abstract and can't be directly instantiated.
1535 # Omitted if false. (since 2.10)
1537 # @parent: Name of parent type, if any (since 2.10)
1541 { 'struct': 'ObjectTypeInfo',
1542 'data': { 'name': 'str', '*abstract': 'bool', '*parent': 'str' } }
1547 # This command will return a list of types given search parameters
1549 # @implements: if specified, only return types that implement this type name
1551 # @abstract: if true, include abstract types in the results
1553 # Returns: a list of @ObjectTypeInfo or an empty list if no results are found
1557 { 'command': 'qom-list-types',
1558 'data': { '*implements': 'str', '*abstract': 'bool' },
1559 'returns': [ 'ObjectTypeInfo' ],
1560 'allow-preconfig': true }
1563 # @device-list-properties:
1565 # List properties associated with a device.
1567 # @typename: the type name of a device
1569 # Returns: a list of ObjectPropertyInfo describing a devices properties
1571 # Note: objects can create properties at runtime, for example to describe
1572 # links between different devices and/or objects. These properties
1573 # are not included in the output of this command.
1577 { 'command': 'device-list-properties',
1578 'data': { 'typename': 'str'},
1579 'returns': [ 'ObjectPropertyInfo' ] }
1582 # @qom-list-properties:
1584 # List properties associated with a QOM object.
1586 # @typename: the type name of an object
1588 # Note: objects can create properties at runtime, for example to describe
1589 # links between different devices and/or objects. These properties
1590 # are not included in the output of this command.
1592 # Returns: a list of ObjectPropertyInfo describing object properties
1596 { 'command': 'qom-list-properties',
1597 'data': { 'typename': 'str'},
1598 'returns': [ 'ObjectPropertyInfo' ],
1599 'allow-preconfig': true }
1602 # @xen-set-global-dirty-log:
1604 # Enable or disable the global dirty log mode.
1606 # @enable: true to enable, false to disable.
1614 # -> { "execute": "xen-set-global-dirty-log",
1615 # "arguments": { "enable": true } }
1616 # <- { "return": {} }
1619 { 'command': 'xen-set-global-dirty-log', 'data': { 'enable': 'bool' } }
1624 # @driver: the name of the new device's driver
1626 # @bus: the device's parent bus (device tree path)
1628 # @id: the device's ID, must be unique
1630 # Additional arguments depend on the type.
1635 # 1. For detailed information about this command, please refer to the
1636 # 'docs/qdev-device-use.txt' file.
1638 # 2. It's possible to list device properties by running QEMU with the
1639 # "-device DEVICE,help" command-line argument, where DEVICE is the
1644 # -> { "execute": "device_add",
1645 # "arguments": { "driver": "e1000", "id": "net1",
1647 # "mac": "52:54:00:12:34:56" } }
1648 # <- { "return": {} }
1650 # TODO: This command effectively bypasses QAPI completely due to its
1651 # "additional arguments" business. It shouldn't have been added to
1652 # the schema in this form. It should be qapified properly, or
1653 # replaced by a properly qapified command.
1657 { 'command': 'device_add',
1658 'data': {'driver': 'str', '*bus': 'str', '*id': 'str'},
1659 'gen': false } # so we can get the additional arguments
1664 # Remove a device from a guest
1666 # @id: the device's ID or QOM path
1668 # Returns: Nothing on success
1669 # If @id is not a valid device, DeviceNotFound
1671 # Notes: When this command completes, the device may not be removed from the
1672 # guest. Hot removal is an operation that requires guest cooperation.
1673 # This command merely requests that the guest begin the hot removal
1674 # process. Completion of the device removal process is signaled with a
1675 # DEVICE_DELETED event. Guest reset will automatically complete removal
1682 # -> { "execute": "device_del",
1683 # "arguments": { "id": "net1" } }
1684 # <- { "return": {} }
1686 # -> { "execute": "device_del",
1687 # "arguments": { "id": "/machine/peripheral-anon/device[0]" } }
1688 # <- { "return": {} }
1691 { 'command': 'device_del', 'data': {'id': 'str'} }
1696 # Emitted whenever the device removal completion is acknowledged by the guest.
1697 # At this point, it's safe to reuse the specified device ID. Device removal can
1698 # be initiated by the guest or by HMP/QMP commands.
1700 # @device: device name
1702 # @path: device path
1708 # <- { "event": "DEVICE_DELETED",
1709 # "data": { "device": "virtio-net-pci-0",
1710 # "path": "/machine/peripheral/virtio-net-pci-0" },
1711 # "timestamp": { "seconds": 1265044230, "microseconds": 450486 } }
1714 { 'event': 'DEVICE_DELETED',
1715 'data': { '*device': 'str', 'path': 'str' } }
1718 # @DumpGuestMemoryFormat:
1720 # An enumeration of guest-memory-dump's format.
1724 # @kdump-zlib: kdump-compressed format with zlib-compressed
1726 # @kdump-lzo: kdump-compressed format with lzo-compressed
1728 # @kdump-snappy: kdump-compressed format with snappy-compressed
1730 # @win-dmp: Windows full crashdump format,
1731 # can be used instead of ELF converting (since 2.13)
1735 { 'enum': 'DumpGuestMemoryFormat',
1736 'data': [ 'elf', 'kdump-zlib', 'kdump-lzo', 'kdump-snappy', 'win-dmp' ] }
1739 # @dump-guest-memory:
1741 # Dump guest's memory to vmcore. It is a synchronous operation that can take
1742 # very long depending on the amount of guest memory.
1744 # @paging: if true, do paging to get guest's memory mapping. This allows
1745 # using gdb to process the core file.
1747 # IMPORTANT: this option can make QEMU allocate several gigabytes
1748 # of RAM. This can happen for a large guest, or a
1749 # malicious guest pretending to be large.
1751 # Also, paging=true has the following limitations:
1753 # 1. The guest may be in a catastrophic state or can have corrupted
1754 # memory, which cannot be trusted
1755 # 2. The guest can be in real-mode even if paging is enabled. For
1756 # example, the guest uses ACPI to sleep, and ACPI sleep state
1758 # 3. Currently only supported on i386 and x86_64.
1760 # @protocol: the filename or file descriptor of the vmcore. The supported
1763 # 1. file: the protocol starts with "file:", and the following
1764 # string is the file's path.
1765 # 2. fd: the protocol starts with "fd:", and the following string
1768 # @detach: if true, QMP will return immediately rather than
1769 # waiting for the dump to finish. The user can track progress
1770 # using "query-dump". (since 2.6).
1772 # @begin: if specified, the starting physical address.
1774 # @length: if specified, the memory size, in bytes. If you don't
1775 # want to dump all guest's memory, please specify the start @begin
1778 # @format: if specified, the format of guest memory dump. But non-elf
1779 # format is conflict with paging and filter, ie. @paging, @begin and
1780 # @length is not allowed to be specified with non-elf @format at the
1781 # same time (since 2.0)
1783 # Note: All boolean arguments default to false
1785 # Returns: nothing on success
1791 # -> { "execute": "dump-guest-memory",
1792 # "arguments": { "protocol": "fd:dump" } }
1793 # <- { "return": {} }
1796 { 'command': 'dump-guest-memory',
1797 'data': { 'paging': 'bool', 'protocol': 'str', '*detach': 'bool',
1798 '*begin': 'int', '*length': 'int',
1799 '*format': 'DumpGuestMemoryFormat'} }
1804 # Describe the status of a long-running background guest memory dump.
1806 # @none: no dump-guest-memory has started yet.
1808 # @active: there is one dump running in background.
1810 # @completed: the last dump has finished successfully.
1812 # @failed: the last dump has failed.
1816 { 'enum': 'DumpStatus',
1817 'data': [ 'none', 'active', 'completed', 'failed' ] }
1822 # The result format for 'query-dump'.
1824 # @status: enum of @DumpStatus, which shows current dump status
1826 # @completed: bytes written in latest dump (uncompressed)
1828 # @total: total bytes to be written in latest dump (uncompressed)
1832 { 'struct': 'DumpQueryResult',
1833 'data': { 'status': 'DumpStatus',
1840 # Query latest dump status.
1842 # Returns: A @DumpStatus object showing the dump status.
1848 # -> { "execute": "query-dump" }
1849 # <- { "return": { "status": "active", "completed": 1024000,
1850 # "total": 2048000 } }
1853 { 'command': 'query-dump', 'returns': 'DumpQueryResult' }
1858 # Emitted when background dump has completed
1860 # @result: final dump status
1862 # @error: human-readable error string that provides
1863 # hint on why dump failed. Only presents on failure. The
1864 # user should not try to interpret the error string.
1870 # { "event": "DUMP_COMPLETED",
1871 # "data": {"result": {"total": 1090650112, "status": "completed",
1872 # "completed": 1090650112} } }
1875 { 'event': 'DUMP_COMPLETED' ,
1876 'data': { 'result': 'DumpQueryResult', '*error': 'str' } }
1879 # @DumpGuestMemoryCapability:
1881 # A list of the available formats for dump-guest-memory
1885 { 'struct': 'DumpGuestMemoryCapability',
1887 'formats': ['DumpGuestMemoryFormat'] } }
1890 # @query-dump-guest-memory-capability:
1892 # Returns the available formats for dump-guest-memory
1894 # Returns: A @DumpGuestMemoryCapability object listing available formats for
1901 # -> { "execute": "query-dump-guest-memory-capability" }
1902 # <- { "return": { "formats":
1903 # ["elf", "kdump-zlib", "kdump-lzo", "kdump-snappy"] }
1906 { 'command': 'query-dump-guest-memory-capability',
1907 'returns': 'DumpGuestMemoryCapability' }
1912 # Create a QOM object.
1914 # @qom-type: the class name for the object to be created
1916 # @id: the name of the new object
1918 # @props: a dictionary of properties to be passed to the backend
1920 # Returns: Nothing on success
1921 # Error if @qom-type is not a valid class name
1927 # -> { "execute": "object-add",
1928 # "arguments": { "qom-type": "rng-random", "id": "rng1",
1929 # "props": { "filename": "/dev/hwrng" } } }
1930 # <- { "return": {} }
1933 { 'command': 'object-add',
1934 'data': {'qom-type': 'str', 'id': 'str', '*props': 'any'} }
1939 # Remove a QOM object.
1941 # @id: the name of the QOM object to remove
1943 # Returns: Nothing on success
1944 # Error if @id is not a valid id for a QOM object
1950 # -> { "execute": "object-del", "arguments": { "id": "rng1" } }
1951 # <- { "return": {} }
1954 { 'command': 'object-del', 'data': {'id': 'str'} }
1959 # Receive a file descriptor via SCM rights and assign it a name
1961 # @fdname: file descriptor name
1963 # Returns: Nothing on success
1967 # Notes: If @fdname already exists, the file descriptor assigned to
1968 # it will be closed and replaced by the received file
1971 # The 'closefd' command can be used to explicitly close the
1972 # file descriptor when it is no longer needed.
1976 # -> { "execute": "getfd", "arguments": { "fdname": "fd1" } }
1977 # <- { "return": {} }
1980 { 'command': 'getfd', 'data': {'fdname': 'str'} }
1985 # Close a file descriptor previously passed via SCM rights
1987 # @fdname: file descriptor name
1989 # Returns: Nothing on success
1995 # -> { "execute": "closefd", "arguments": { "fdname": "fd1" } }
1996 # <- { "return": {} }
1999 { 'command': 'closefd', 'data': {'fdname': 'str'} }
2004 # Information describing a machine.
2006 # @name: the name of the machine
2008 # @alias: an alias for the machine name
2010 # @is-default: whether the machine is default
2012 # @cpu-max: maximum number of CPUs supported by the machine type
2015 # @hotpluggable-cpus: cpu hotplug via -device is supported (since 2.7.0)
2019 { 'struct': 'MachineInfo',
2020 'data': { 'name': 'str', '*alias': 'str',
2021 '*is-default': 'bool', 'cpu-max': 'int',
2022 'hotpluggable-cpus': 'bool'} }
2027 # Return a list of supported machines
2029 # Returns: a list of MachineInfo
2033 { 'command': 'query-machines', 'returns': ['MachineInfo'] }
2036 # @CurrentMachineParams:
2038 # Information describing the running machine parameters.
2040 # @wakeup-suspend-support: true if the machine supports wake up from
2045 { 'struct': 'CurrentMachineParams',
2046 'data': { 'wakeup-suspend-support': 'bool'} }
2049 # @query-current-machine:
2051 # Return information on the current virtual machine.
2053 # Returns: CurrentMachineParams
2057 { 'command': 'query-current-machine', 'returns': 'CurrentMachineParams' }
2062 # Actual memory information in bytes.
2064 # @base-memory: size of "base" memory specified with command line
2067 # @plugged-memory: size of memory that can be hot-unplugged. This field
2068 # is omitted if target doesn't support memory hotplug
2069 # (i.e. CONFIG_MEM_DEVICE not defined at build time).
2073 { 'struct': 'MemoryInfo',
2074 'data' : { 'base-memory': 'size', '*plugged-memory': 'size' } }
2077 # @query-memory-size-summary:
2079 # Return the amount of initially allocated and present hotpluggable (if
2080 # enabled) memory in bytes.
2084 # -> { "execute": "query-memory-size-summary" }
2085 # <- { "return": { "base-memory": 4294967296, "plugged-memory": 0 } }
2089 { 'command': 'query-memory-size-summary', 'returns': 'MemoryInfo' }
2095 # Virtual CPU model.
2097 # A CPU model consists of the name of a CPU definition, to which
2098 # delta changes are applied (e.g. features added/removed). Most magic values
2099 # that an architecture might require should be hidden behind the name.
2100 # However, if required, architectures can expose relevant properties.
2102 # @name: the name of the CPU definition the model is based on
2103 # @props: a dictionary of QOM properties to be applied
2107 { 'struct': 'CpuModelInfo',
2108 'data': { 'name': 'str',
2112 # @CpuModelExpansionType:
2114 # An enumeration of CPU model expansion types.
2116 # @static: Expand to a static CPU model, a combination of a static base
2117 # model name and property delta changes. As the static base model will
2118 # never change, the expanded CPU model will be the same, independent of
2119 # QEMU version, machine type, machine options, and accelerator options.
2120 # Therefore, the resulting model can be used by tooling without having
2121 # to specify a compatibility machine - e.g. when displaying the "host"
2122 # model. The @static CPU models are migration-safe.
2124 # @full: Expand all properties. The produced model is not guaranteed to be
2125 # migration-safe, but allows tooling to get an insight and work with
2128 # Note: When a non-migration-safe CPU model is expanded in static mode, some
2129 # features enabled by the CPU model may be omitted, because they can't be
2130 # implemented by a static CPU model definition (e.g. cache info passthrough and
2131 # PMU passthrough in x86). If you need an accurate representation of the
2132 # features enabled by a non-migration-safe CPU model, use @full. If you need a
2133 # static representation that will keep ABI compatibility even when changing QEMU
2134 # version or machine-type, use @static (but keep in mind that some features may
2139 { 'enum': 'CpuModelExpansionType',
2140 'data': [ 'static', 'full' ] }
2144 # @CpuModelCompareResult:
2146 # An enumeration of CPU model comparison results. The result is usually
2147 # calculated using e.g. CPU features or CPU generations.
2149 # @incompatible: If model A is incompatible to model B, model A is not
2150 # guaranteed to run where model B runs and the other way around.
2152 # @identical: If model A is identical to model B, model A is guaranteed to run
2153 # where model B runs and the other way around.
2155 # @superset: If model A is a superset of model B, model B is guaranteed to run
2156 # where model A runs. There are no guarantees about the other way.
2158 # @subset: If model A is a subset of model B, model A is guaranteed to run
2159 # where model B runs. There are no guarantees about the other way.
2163 { 'enum': 'CpuModelCompareResult',
2164 'data': [ 'incompatible', 'identical', 'superset', 'subset' ] }
2169 # Information about a file descriptor that was added to an fd set.
2171 # @fdset-id: The ID of the fd set that @fd was added to.
2173 # @fd: The file descriptor that was received via SCM rights and
2174 # added to the fd set.
2178 { 'struct': 'AddfdInfo', 'data': {'fdset-id': 'int', 'fd': 'int'} }
2183 # Add a file descriptor, that was passed via SCM rights, to an fd set.
2185 # @fdset-id: The ID of the fd set to add the file descriptor to.
2187 # @opaque: A free-form string that can be used to describe the fd.
2189 # Returns: @AddfdInfo on success
2191 # If file descriptor was not received, FdNotSupplied
2193 # If @fdset-id is a negative value, InvalidParameterValue
2195 # Notes: The list of fd sets is shared by all monitor connections.
2197 # If @fdset-id is not specified, a new fd set will be created.
2203 # -> { "execute": "add-fd", "arguments": { "fdset-id": 1 } }
2204 # <- { "return": { "fdset-id": 1, "fd": 3 } }
2207 { 'command': 'add-fd',
2208 'data': { '*fdset-id': 'int',
2210 'returns': 'AddfdInfo' }
2215 # Remove a file descriptor from an fd set.
2217 # @fdset-id: The ID of the fd set that the file descriptor belongs to.
2219 # @fd: The file descriptor that is to be removed.
2221 # Returns: Nothing on success
2222 # If @fdset-id or @fd is not found, FdNotFound
2226 # Notes: The list of fd sets is shared by all monitor connections.
2228 # If @fd is not specified, all file descriptors in @fdset-id
2233 # -> { "execute": "remove-fd", "arguments": { "fdset-id": 1, "fd": 3 } }
2234 # <- { "return": {} }
2237 { 'command': 'remove-fd', 'data': {'fdset-id': 'int', '*fd': 'int'} }
2242 # Information about a file descriptor that belongs to an fd set.
2244 # @fd: The file descriptor value.
2246 # @opaque: A free-form string that can be used to describe the fd.
2250 { 'struct': 'FdsetFdInfo',
2251 'data': {'fd': 'int', '*opaque': 'str'} }
2256 # Information about an fd set.
2258 # @fdset-id: The ID of the fd set.
2260 # @fds: A list of file descriptors that belong to this fd set.
2264 { 'struct': 'FdsetInfo',
2265 'data': {'fdset-id': 'int', 'fds': ['FdsetFdInfo']} }
2270 # Return information describing all fd sets.
2272 # Returns: A list of @FdsetInfo
2276 # Note: The list of fd sets is shared by all monitor connections.
2280 # -> { "execute": "query-fdsets" }
2286 # "opaque": "rdonly:/path/to/file"
2290 # "opaque": "rdwr:/path/to/file"
2310 { 'command': 'query-fdsets', 'returns': ['FdsetInfo'] }
2315 # Information describing the QEMU target.
2317 # @arch: the target architecture
2321 { 'struct': 'TargetInfo',
2322 'data': { 'arch': 'SysEmuTarget' } }
2327 # Return information about the target for this QEMU
2329 # Returns: TargetInfo
2333 { 'command': 'query-target', 'returns': 'TargetInfo' }
2336 # @AcpiTableOptions:
2338 # Specify an ACPI table on the command line to load.
2340 # At most one of @file and @data can be specified. The list of files specified
2341 # by any one of them is loaded and concatenated in order. If both are omitted,
2344 # Other fields / optargs can be used to override fields of the generic ACPI
2345 # table header; refer to the ACPI specification 5.0, section 5.2.6 System
2346 # Description Table Header. If a header field is not overridden, then the
2347 # corresponding value from the concatenated blob is used (in case of @file), or
2348 # it is filled in with a hard-coded value (in case of @data).
2350 # String fields are copied into the matching ACPI member from lowest address
2351 # upwards, and silently truncated / NUL-padded to length.
2353 # @sig: table signature / identifier (4 bytes)
2355 # @rev: table revision number (dependent on signature, 1 byte)
2357 # @oem_id: OEM identifier (6 bytes)
2359 # @oem_table_id: OEM table identifier (8 bytes)
2361 # @oem_rev: OEM-supplied revision number (4 bytes)
2363 # @asl_compiler_id: identifier of the utility that created the table
2366 # @asl_compiler_rev: revision number of the utility that created the
2369 # @file: colon (:) separated list of pathnames to load and
2370 # concatenate as table data. The resultant binary blob is expected to
2371 # have an ACPI table header. At least one file is required. This field
2374 # @data: colon (:) separated list of pathnames to load and
2375 # concatenate as table data. The resultant binary blob must not have an
2376 # ACPI table header. At least one file is required. This field excludes
2381 { 'struct': 'AcpiTableOptions',
2386 '*oem_table_id': 'str',
2387 '*oem_rev': 'uint32',
2388 '*asl_compiler_id': 'str',
2389 '*asl_compiler_rev': 'uint32',
2394 # @CommandLineParameterType:
2396 # Possible types for an option parameter.
2398 # @string: accepts a character string
2400 # @boolean: accepts "on" or "off"
2402 # @number: accepts a number
2404 # @size: accepts a number followed by an optional suffix (K)ilo,
2405 # (M)ega, (G)iga, (T)era
2409 { 'enum': 'CommandLineParameterType',
2410 'data': ['string', 'boolean', 'number', 'size'] }
2413 # @CommandLineParameterInfo:
2415 # Details about a single parameter of a command line option.
2417 # @name: parameter name
2419 # @type: parameter @CommandLineParameterType
2421 # @help: human readable text string, not suitable for parsing.
2423 # @default: default value string (since 2.1)
2427 { 'struct': 'CommandLineParameterInfo',
2428 'data': { 'name': 'str',
2429 'type': 'CommandLineParameterType',
2431 '*default': 'str' } }
2434 # @CommandLineOptionInfo:
2436 # Details about a command line option, including its list of parameter details
2438 # @option: option name
2440 # @parameters: an array of @CommandLineParameterInfo
2444 { 'struct': 'CommandLineOptionInfo',
2445 'data': { 'option': 'str', 'parameters': ['CommandLineParameterInfo'] } }
2448 # @query-command-line-options:
2450 # Query command line option schema.
2452 # @option: option name
2454 # Returns: list of @CommandLineOptionInfo for all options (or for the given
2455 # @option). Returns an error if the given @option doesn't exist.
2461 # -> { "execute": "query-command-line-options",
2462 # "arguments": { "option": "option-rom" } }
2467 # "name": "romfile",
2471 # "name": "bootindex",
2475 # "option": "option-rom"
2481 {'command': 'query-command-line-options',
2482 'data': { '*option': 'str' },
2483 'returns': ['CommandLineOptionInfo'],
2484 'allow-preconfig': true }
2487 # @X86CPURegister32:
2489 # A X86 32-bit register
2493 { 'enum': 'X86CPURegister32',
2494 'data': [ 'EAX', 'EBX', 'ECX', 'EDX', 'ESP', 'EBP', 'ESI', 'EDI' ] }
2497 # @X86CPUFeatureWordInfo:
2499 # Information about a X86 CPU feature word
2501 # @cpuid-input-eax: Input EAX value for CPUID instruction for that feature word
2503 # @cpuid-input-ecx: Input ECX value for CPUID instruction for that
2506 # @cpuid-register: Output register containing the feature bits
2508 # @features: value of output register, containing the feature bits
2512 { 'struct': 'X86CPUFeatureWordInfo',
2513 'data': { 'cpuid-input-eax': 'int',
2514 '*cpuid-input-ecx': 'int',
2515 'cpuid-register': 'X86CPURegister32',
2516 'features': 'int' } }
2519 # @DummyForceArrays:
2521 # Not used by QMP; hack to let us use X86CPUFeatureWordInfoList internally
2525 { 'struct': 'DummyForceArrays',
2526 'data': { 'unused': ['X86CPUFeatureWordInfo'] } }
2532 # @node: NUMA nodes configuration
2534 # @dist: NUMA distance configuration (since 2.10)
2536 # @cpu: property based CPU(s) to node mapping (Since: 2.10)
2540 { 'enum': 'NumaOptionsType',
2541 'data': [ 'node', 'dist', 'cpu' ] }
2546 # A discriminated record of NUMA options. (for OptsVisitor)
2550 { 'union': 'NumaOptions',
2551 'base': { 'type': 'NumaOptionsType' },
2552 'discriminator': 'type',
2554 'node': 'NumaNodeOptions',
2555 'dist': 'NumaDistOptions',
2556 'cpu': 'NumaCpuOptions' }}
2561 # Create a guest NUMA node. (for OptsVisitor)
2563 # @nodeid: NUMA node ID (increase by 1 from 0 if omitted)
2565 # @cpus: VCPUs belonging to this node (assign VCPUS round-robin
2568 # @mem: memory size of this node; mutually exclusive with @memdev.
2569 # Equally divide total memory among nodes if both @mem and @memdev are
2572 # @memdev: memory backend object. If specified for one node,
2573 # it must be specified for all nodes.
2577 { 'struct': 'NumaNodeOptions',
2579 '*nodeid': 'uint16',
2580 '*cpus': ['uint16'],
2587 # Set the distance between 2 NUMA nodes.
2589 # @src: source NUMA node.
2591 # @dst: destination NUMA node.
2593 # @val: NUMA distance from source node to destination node.
2594 # When a node is unreachable from another node, set the distance
2595 # between them to 255.
2599 { 'struct': 'NumaDistOptions',
2608 # Option "-numa cpu" overrides default cpu to node mapping.
2609 # It accepts the same set of cpu properties as returned by
2610 # query-hotpluggable-cpus[].props, where node-id could be used to
2611 # override default node mapping.
2615 { 'struct': 'NumaCpuOptions',
2616 'base': 'CpuInstanceProperties',
2622 # Host memory policy types
2624 # @default: restore default policy, remove any nondefault policy
2626 # @preferred: set the preferred host nodes for allocation
2628 # @bind: a strict policy that restricts memory allocation to the
2629 # host nodes specified
2631 # @interleave: memory allocations are interleaved across the set
2632 # of host nodes specified
2636 { 'enum': 'HostMemPolicy',
2637 'data': [ 'default', 'preferred', 'bind', 'interleave' ] }
2642 # Information about memory backend
2644 # @id: backend's ID if backend has 'id' property (since 2.9)
2646 # @size: memory backend size
2648 # @merge: enables or disables memory merge support
2650 # @dump: includes memory backend's memory in a core dump or not
2652 # @prealloc: enables or disables memory preallocation
2654 # @host-nodes: host nodes for its memory policy
2656 # @policy: memory policy of memory backend
2660 { 'struct': 'Memdev',
2667 'host-nodes': ['uint16'],
2668 'policy': 'HostMemPolicy' }}
2673 # Returns information for all memory backends.
2675 # Returns: a list of @Memdev.
2681 # -> { "execute": "query-memdev" }
2685 # "size": 536870912,
2688 # "prealloc": false,
2689 # "host-nodes": [0, 1],
2693 # "size": 536870912,
2697 # "host-nodes": [2, 3],
2698 # "policy": "preferred"
2704 { 'command': 'query-memdev', 'returns': ['Memdev'], 'allow-preconfig': true }
2707 # @PCDIMMDeviceInfo:
2709 # PCDIMMDevice state information
2713 # @addr: physical address, where device is mapped
2715 # @size: size of memory that the device provides
2717 # @slot: slot number at which device is plugged in
2719 # @node: NUMA node number where device is plugged in
2721 # @memdev: memory backend linked with device
2723 # @hotplugged: true if device was hotplugged
2725 # @hotpluggable: true if device if could be added/removed while machine is running
2729 { 'struct': 'PCDIMMDeviceInfo',
2730 'data': { '*id': 'str',
2736 'hotplugged': 'bool',
2737 'hotpluggable': 'bool'
2742 # @VirtioPMEMDeviceInfo:
2744 # VirtioPMEM state information
2748 # @memaddr: physical address in memory, where device is mapped
2750 # @size: size of memory that the device provides
2752 # @memdev: memory backend linked with device
2756 { 'struct': 'VirtioPMEMDeviceInfo',
2757 'data': { '*id': 'str',
2765 # @MemoryDeviceInfo:
2767 # Union containing information about a memory device
2769 # nvdimm is included since 2.12. virtio-pmem is included since 4.1.
2773 { 'union': 'MemoryDeviceInfo',
2774 'data': { 'dimm': 'PCDIMMDeviceInfo',
2775 'nvdimm': 'PCDIMMDeviceInfo',
2776 'virtio-pmem': 'VirtioPMEMDeviceInfo'
2781 # @query-memory-devices:
2783 # Lists available memory devices and their state
2789 # -> { "execute": "query-memory-devices" }
2790 # <- { "return": [ { "data":
2791 # { "addr": 5368709120,
2792 # "hotpluggable": true,
2793 # "hotplugged": true,
2795 # "memdev": "/objects/memX",
2797 # "size": 1073741824,
2803 { 'command': 'query-memory-devices', 'returns': ['MemoryDeviceInfo'] }
2806 # @MEM_UNPLUG_ERROR:
2808 # Emitted when memory hot unplug error occurs.
2810 # @device: device name
2812 # @msg: Informative message
2818 # <- { "event": "MEM_UNPLUG_ERROR"
2819 # "data": { "device": "dimm1",
2820 # "msg": "acpi: device unplug for unsupported device"
2822 # "timestamp": { "seconds": 1265044230, "microseconds": 450486 } }
2825 { 'event': 'MEM_UNPLUG_ERROR',
2826 'data': { 'device': 'str', 'msg': 'str' } }
2831 # @DIMM: memory slot
2832 # @CPU: logical CPU slot (since 2.7)
2834 { 'enum': 'ACPISlotType', 'data': [ 'DIMM', 'CPU' ] }
2839 # OSPM Status Indication for a device
2840 # For description of possible values of @source and @status fields
2841 # see "_OST (OSPM Status Indication)" chapter of ACPI5.0 spec.
2843 # @device: device ID associated with slot
2845 # @slot: slot ID, unique per slot of a given @slot-type
2847 # @slot-type: type of the slot
2849 # @source: an integer containing the source event
2851 # @status: an integer containing the status code
2855 { 'struct': 'ACPIOSTInfo',
2856 'data' : { '*device': 'str',
2858 'slot-type': 'ACPISlotType',
2863 # @query-acpi-ospm-status:
2865 # Return a list of ACPIOSTInfo for devices that support status
2866 # reporting via ACPI _OST method.
2872 # -> { "execute": "query-acpi-ospm-status" }
2873 # <- { "return": [ { "device": "d1", "slot": "0", "slot-type": "DIMM", "source": 1, "status": 0},
2874 # { "slot": "1", "slot-type": "DIMM", "source": 0, "status": 0},
2875 # { "slot": "2", "slot-type": "DIMM", "source": 0, "status": 0},
2876 # { "slot": "3", "slot-type": "DIMM", "source": 0, "status": 0}
2880 { 'command': 'query-acpi-ospm-status', 'returns': ['ACPIOSTInfo'] }
2885 # Emitted when guest executes ACPI _OST method.
2887 # @info: OSPM Status Indication
2893 # <- { "event": "ACPI_DEVICE_OST",
2894 # "data": { "device": "d1", "slot": "0",
2895 # "slot-type": "DIMM", "source": 1, "status": 0 } }
2898 { 'event': 'ACPI_DEVICE_OST',
2899 'data': { 'info': 'ACPIOSTInfo' } }
2904 # Mode of the replay subsystem.
2906 # @none: normal execution mode. Replay or record are not enabled.
2908 # @record: record mode. All non-deterministic data is written into the
2911 # @play: replay mode. Non-deterministic data required for system execution
2912 # is read from the log.
2916 { 'enum': 'ReplayMode',
2917 'data': [ 'none', 'record', 'play' ] }
2920 # @xen-load-devices-state:
2922 # Load the state of all devices from file. The RAM and the block devices
2923 # of the VM are not loaded by this command.
2925 # @filename: the file to load the state of the devices from as binary
2926 # data. See xen-save-devices-state.txt for a description of the binary
2933 # -> { "execute": "xen-load-devices-state",
2934 # "arguments": { "filename": "/tmp/resume" } }
2935 # <- { "return": {} }
2938 { 'command': 'xen-load-devices-state', 'data': {'filename': 'str'} }
2941 # @CpuInstanceProperties:
2943 # List of properties to be used for hotplugging a CPU instance,
2944 # it should be passed by management with device_add command when
2945 # a CPU is being hotplugged.
2947 # @node-id: NUMA node ID the CPU belongs to
2948 # @socket-id: socket number within node/board the CPU belongs to
2949 # @core-id: core number within socket the CPU belongs to
2950 # @thread-id: thread number within core the CPU belongs to
2952 # Note: currently there are 4 properties that could be present
2953 # but management should be prepared to pass through other
2954 # properties with device_add command to allow for future
2955 # interface extension. This also requires the filed names to be kept in
2956 # sync with the properties passed to -device/device_add.
2960 { 'struct': 'CpuInstanceProperties',
2961 'data': { '*node-id': 'int',
2962 '*socket-id': 'int',
2971 # @type: CPU object type for usage with device_add command
2972 # @props: list of properties to be used for hotplugging CPU
2973 # @vcpus-count: number of logical VCPU threads @HotpluggableCPU provides
2974 # @qom-path: link to existing CPU object if CPU is present or
2975 # omitted if CPU is not present.
2979 { 'struct': 'HotpluggableCPU',
2980 'data': { 'type': 'str',
2981 'vcpus-count': 'int',
2982 'props': 'CpuInstanceProperties',
2988 # @query-hotpluggable-cpus:
2990 # TODO: Better documentation; currently there is none.
2992 # Returns: a list of HotpluggableCPU objects.
2998 # For pseries machine type started with -smp 2,cores=2,maxcpus=4 -cpu POWER8:
3000 # -> { "execute": "query-hotpluggable-cpus" }
3002 # { "props": { "core": 8 }, "type": "POWER8-spapr-cpu-core",
3003 # "vcpus-count": 1 },
3004 # { "props": { "core": 0 }, "type": "POWER8-spapr-cpu-core",
3005 # "vcpus-count": 1, "qom-path": "/machine/unattached/device[0]"}
3008 # For pc machine type started with -smp 1,maxcpus=2:
3010 # -> { "execute": "query-hotpluggable-cpus" }
3013 # "type": "qemu64-x86_64-cpu", "vcpus-count": 1,
3014 # "props": {"core-id": 0, "socket-id": 1, "thread-id": 0}
3017 # "qom-path": "/machine/unattached/device[0]",
3018 # "type": "qemu64-x86_64-cpu", "vcpus-count": 1,
3019 # "props": {"core-id": 0, "socket-id": 0, "thread-id": 0}
3023 # For s390x-virtio-ccw machine type started with -smp 1,maxcpus=2 -cpu qemu
3026 # -> { "execute": "query-hotpluggable-cpus" }
3029 # "type": "qemu-s390x-cpu", "vcpus-count": 1,
3030 # "props": { "core-id": 1 }
3033 # "qom-path": "/machine/unattached/device[0]",
3034 # "type": "qemu-s390x-cpu", "vcpus-count": 1,
3035 # "props": { "core-id": 0 }
3040 { 'command': 'query-hotpluggable-cpus', 'returns': ['HotpluggableCPU'],
3041 'allow-preconfig': true }
3048 # @guid: the globally unique identifier
3052 { 'struct': 'GuidInfo', 'data': {'guid': 'str'} }
3055 # @query-vm-generation-id:
3057 # Show Virtual Machine Generation ID
3061 { 'command': 'query-vm-generation-id', 'returns': 'GuidInfo' }
3066 # Runtime equivalent of '-numa' CLI option, available at
3067 # preconfigure stage to configure numa mapping before initializing
3072 { 'command': 'set-numa-node', 'boxed': true,
3073 'data': 'NumaOptions',
3074 'allow-preconfig': true