5 # QAPI common definitions
6 { 'include': 'qapi/common.json' }
8 # QAPI crypto definitions
9 { 'include': 'qapi/crypto.json' }
11 # QAPI block definitions
12 { 'include': 'qapi/block.json' }
14 # QAPI event definitions
15 { 'include': 'qapi/event.json' }
18 { 'include': 'qapi/trace.json' }
21 { 'include': 'qapi/introspect.json' }
26 # Policy for handling lost ticks in timer devices.
28 # @discard: throw away the missed tick(s) and continue with future injection
29 # normally. Guest time may be delayed, unless the OS has explicit
30 # handling of lost ticks
32 # @delay: continue to deliver ticks at the normal rate. Guest time will be
33 # delayed due to the late tick
35 # @merge: merge the missed tick(s) into one tick and inject. Guest time
36 # may be delayed, depending on how the OS reacts to the merging
39 # @slew: deliver ticks at a higher rate to catch up with the missed tick. The
40 # guest time should not be delayed once catchup is complete.
44 { 'enum': 'LostTickPolicy',
45 'data': ['discard', 'delay', 'merge', 'slew' ] }
49 # Allow client connections for VNC, Spice and socket based
50 # character devices to be passed in to QEMU via SCM_RIGHTS.
52 # @protocol: protocol name. Valid names are "vnc", "spice" or the
53 # name of a character device (eg. from -chardev id=XXXX)
55 # @fdname: file descriptor name previously passed via 'getfd' command
57 # @skipauth: #optional whether to skip authentication. Only applies
58 # to "vnc" and "spice" protocols
60 # @tls: #optional whether to perform TLS. Only applies to the "spice"
63 # Returns: nothing on success.
67 { 'command': 'add_client',
68 'data': { 'protocol': 'str', 'fdname': 'str', '*skipauth': 'bool',
74 # Guest name information.
76 # @name: #optional The name of the guest
80 { 'struct': 'NameInfo', 'data': {'*name': 'str'} }
85 # Return the name information of a guest.
87 # Returns: @NameInfo of the guest
91 { 'command': 'query-name', 'returns': 'NameInfo' }
96 # Information about support for KVM acceleration
98 # @enabled: true if KVM acceleration is active
100 # @present: true if KVM acceleration is built into this executable
104 { 'struct': 'KvmInfo', 'data': {'enabled': 'bool', 'present': 'bool'} }
109 # Returns information about KVM acceleration
115 { 'command': 'query-kvm', 'returns': 'KvmInfo' }
120 # An enumeration of VM run states.
122 # @debug: QEMU is running on a debugger
124 # @finish-migrate: guest is paused to finish the migration process
126 # @inmigrate: guest is paused waiting for an incoming migration. Note
127 # that this state does not tell whether the machine will start at the
128 # end of the migration. This depends on the command-line -S option and
129 # any invocation of 'stop' or 'cont' that has happened since QEMU was
132 # @internal-error: An internal error that prevents further guest execution
135 # @io-error: the last IOP has failed and the device is configured to pause
138 # @paused: guest has been paused via the 'stop' command
140 # @postmigrate: guest is paused following a successful 'migrate'
142 # @prelaunch: QEMU was started with -S and guest has not started
144 # @restore-vm: guest is paused to restore VM state
146 # @running: guest is actively running
148 # @save-vm: guest is paused to save the VM state
150 # @shutdown: guest is shut down (and -no-shutdown is in use)
152 # @suspended: guest is suspended (ACPI S3)
154 # @watchdog: the watchdog action is configured to pause and has been triggered
156 # @guest-panicked: guest has been panicked as a result of guest OS panic
158 { 'enum': 'RunState',
159 'data': [ 'debug', 'inmigrate', 'internal-error', 'io-error', 'paused',
160 'postmigrate', 'prelaunch', 'finish-migrate', 'restore-vm',
161 'running', 'save-vm', 'shutdown', 'suspended', 'watchdog',
167 # Information about VCPU run state
169 # @running: true if all VCPUs are runnable, false if not runnable
171 # @singlestep: true if VCPUs are in single-step mode
173 # @status: the virtual machine @RunState
177 # Notes: @singlestep is enabled through the GDB stub
179 { 'struct': 'StatusInfo',
180 'data': {'running': 'bool', 'singlestep': 'bool', 'status': 'RunState'} }
185 # Query the run status of all VCPUs
187 # Returns: @StatusInfo reflecting all VCPUs
191 { 'command': 'query-status', 'returns': 'StatusInfo' }
196 # Guest UUID information.
198 # @UUID: the UUID of the guest
202 # Notes: If no UUID was specified for the guest, a null UUID is returned.
204 { 'struct': 'UuidInfo', 'data': {'UUID': 'str'} }
209 # Query the guest UUID information.
211 # Returns: The @UuidInfo for the guest
215 { 'command': 'query-uuid', 'returns': 'UuidInfo' }
220 # Information about a character device.
222 # @label: the label of the character device
224 # @filename: the filename of the character device
226 # @frontend-open: shows whether the frontend device attached to this backend
227 # (eg. with the chardev=... option) is in open or closed state
230 # Notes: @filename is encoded using the QEMU command line character device
231 # encoding. See the QEMU man page for details.
235 { 'struct': 'ChardevInfo', 'data': {'label': 'str',
237 'frontend-open': 'bool'} }
242 # Returns information about current character devices.
244 # Returns: a list of @ChardevInfo
248 { 'command': 'query-chardev', 'returns': ['ChardevInfo'] }
251 # @ChardevBackendInfo:
253 # Information about a character device backend
255 # @name: The backend name
259 { 'struct': 'ChardevBackendInfo', 'data': {'name': 'str'} }
262 # @query-chardev-backends:
264 # Returns information about character device backends.
266 # Returns: a list of @ChardevBackendInfo
270 { 'command': 'query-chardev-backends', 'returns': ['ChardevBackendInfo'] }
275 # An enumeration of data format.
277 # @utf8: Data is a UTF-8 string (RFC 3629)
279 # @base64: Data is Base64 encoded binary (RFC 3548)
283 { 'enum': 'DataFormat',
284 'data': [ 'utf8', 'base64' ] }
289 # Write to a ring buffer character device.
291 # @device: the ring buffer character device name
293 # @data: data to write
295 # @format: #optional data encoding (default 'utf8').
296 # - base64: data must be base64 encoded text. Its binary
297 # decoding gets written.
298 # - utf8: data's UTF-8 encoding is written
299 # - data itself is always Unicode regardless of format, like
302 # Returns: Nothing on success
306 { 'command': 'ringbuf-write',
307 'data': {'device': 'str', 'data': 'str',
308 '*format': 'DataFormat'} }
313 # Read from a ring buffer character device.
315 # @device: the ring buffer character device name
317 # @size: how many bytes to read at most
319 # @format: #optional data encoding (default 'utf8').
320 # - base64: the data read is returned in base64 encoding.
321 # - utf8: the data read is interpreted as UTF-8.
322 # Bug: can screw up when the buffer contains invalid UTF-8
323 # sequences, NUL characters, after the ring buffer lost
324 # data, and when reading stops because the size limit is
326 # - The return value is always Unicode regardless of format,
327 # like any other string.
329 # Returns: data read from the device
333 { 'command': 'ringbuf-read',
334 'data': {'device': 'str', 'size': 'int', '*format': 'DataFormat'},
340 # Information about a QMP event
342 # @name: The event name
346 { 'struct': 'EventInfo', 'data': {'name': 'str'} }
351 # Return a list of supported QMP events by this server
353 # Returns: A list of @EventInfo for all supported events
357 { 'command': 'query-events', 'returns': ['EventInfo'] }
362 # Detailed migration status.
364 # @transferred: amount of bytes already transferred to the target VM
366 # @remaining: amount of bytes remaining to be transferred to the target VM
368 # @total: total amount of bytes involved in the migration process
370 # @duplicate: number of duplicate (zero) pages (since 1.2)
372 # @skipped: number of skipped zero pages (since 1.5)
374 # @normal : number of normal pages (since 1.2)
376 # @normal-bytes: number of normal bytes sent (since 1.2)
378 # @dirty-pages-rate: number of pages dirtied by second by the
381 # @mbps: throughput in megabits/sec. (since 1.6)
383 # @dirty-sync-count: number of times that dirty ram was synchronized (since 2.1)
387 { 'struct': 'MigrationStats',
388 'data': {'transferred': 'int', 'remaining': 'int', 'total': 'int' ,
389 'duplicate': 'int', 'skipped': 'int', 'normal': 'int',
390 'normal-bytes': 'int', 'dirty-pages-rate' : 'int',
391 'mbps' : 'number', 'dirty-sync-count' : 'int' } }
396 # Detailed XBZRLE migration cache statistics
398 # @cache-size: XBZRLE cache size
400 # @bytes: amount of bytes already transferred to the target VM
402 # @pages: amount of pages transferred to the target VM
404 # @cache-miss: number of cache miss
406 # @cache-miss-rate: rate of cache miss (since 2.1)
408 # @overflow: number of overflows
412 { 'struct': 'XBZRLECacheStats',
413 'data': {'cache-size': 'int', 'bytes': 'int', 'pages': 'int',
414 'cache-miss': 'int', 'cache-miss-rate': 'number',
415 'overflow': 'int' } }
419 # An enumeration of migration status.
421 # @none: no migration has ever happened.
423 # @setup: migration process has been initiated.
425 # @cancelling: in the process of cancelling migration.
427 # @cancelled: cancelling migration is finished.
429 # @active: in the process of doing migration.
431 # @postcopy-active: like active, but now in postcopy mode. (since 2.5)
433 # @completed: migration is finished.
435 # @failed: some error occurred during migration process.
440 { 'enum': 'MigrationStatus',
441 'data': [ 'none', 'setup', 'cancelling', 'cancelled',
442 'active', 'postcopy-active', 'completed', 'failed' ] }
447 # Information about current migration process.
449 # @status: #optional @MigrationStatus describing the current migration status.
450 # If this field is not returned, no migration process
453 # @ram: #optional @MigrationStats containing detailed migration
454 # status, only returned if status is 'active' or
455 # 'completed'(since 1.2)
457 # @disk: #optional @MigrationStats containing detailed disk migration
458 # status, only returned if status is 'active' and it is a block
461 # @xbzrle-cache: #optional @XBZRLECacheStats containing detailed XBZRLE
462 # migration statistics, only returned if XBZRLE feature is on and
463 # status is 'active' or 'completed' (since 1.2)
465 # @total-time: #optional total amount of milliseconds since migration started.
466 # If migration has ended, it returns the total migration
469 # @downtime: #optional only present when migration finishes correctly
470 # total downtime in milliseconds for the guest.
473 # @expected-downtime: #optional only present while migration is active
474 # expected downtime in milliseconds for the guest in last walk
475 # of the dirty bitmap. (since 1.3)
477 # @setup-time: #optional amount of setup time in milliseconds _before_ the
478 # iterations begin but _after_ the QMP command is issued. This is designed
479 # to provide an accounting of any activities (such as RDMA pinning) which
480 # may be expensive, but do not actually occur during the iterative
481 # migration rounds themselves. (since 1.6)
483 # @x-cpu-throttle-percentage: #optional percentage of time guest cpus are being
484 # throttled during auto-converge. This is only present when auto-converge
485 # has started throttling guest cpus. (Since 2.5)
489 { 'struct': 'MigrationInfo',
490 'data': {'*status': 'MigrationStatus', '*ram': 'MigrationStats',
491 '*disk': 'MigrationStats',
492 '*xbzrle-cache': 'XBZRLECacheStats',
493 '*total-time': 'int',
494 '*expected-downtime': 'int',
496 '*setup-time': 'int',
497 '*x-cpu-throttle-percentage': 'int'} }
502 # Returns information about current migration process.
504 # Returns: @MigrationInfo
508 { 'command': 'query-migrate', 'returns': 'MigrationInfo' }
511 # @MigrationCapability
513 # Migration capabilities enumeration
515 # @xbzrle: Migration supports xbzrle (Xor Based Zero Run Length Encoding).
516 # This feature allows us to minimize migration traffic for certain work
517 # loads, by sending compressed difference of the pages
519 # @rdma-pin-all: Controls whether or not the entire VM memory footprint is
520 # mlock()'d on demand or all at once. Refer to docs/rdma.txt for usage.
521 # Disabled by default. (since 2.0)
523 # @zero-blocks: During storage migration encode blocks of zeroes efficiently. This
524 # essentially saves 1MB of zeroes per block on the wire. Enabling requires
525 # source and target VM to support this feature. To enable it is sufficient
526 # to enable the capability on the source VM. The feature is disabled by
527 # default. (since 1.6)
529 # @compress: Use multiple compression threads to accelerate live migration.
530 # This feature can help to reduce the migration traffic, by sending
531 # compressed pages. Please note that if compress and xbzrle are both
532 # on, compress only takes effect in the ram bulk stage, after that,
533 # it will be disabled and only xbzrle takes effect, this can help to
534 # minimize migration traffic. The feature is disabled by default.
537 # @events: generate events for each migration state change
540 # @auto-converge: If enabled, QEMU will automatically throttle down the guest
541 # to speed up convergence of RAM migration. (since 1.6)
543 # @postcopy-ram: Start executing on the migration target before all of RAM has
544 # been migrated, pulling the remaining pages along as needed. NOTE: If
545 # the migration fails during postcopy the VM will fail. (since 2.6)
549 { 'enum': 'MigrationCapability',
550 'data': ['xbzrle', 'rdma-pin-all', 'auto-converge', 'zero-blocks',
551 'compress', 'events', 'postcopy-ram'] }
554 # @MigrationCapabilityStatus
556 # Migration capability information
558 # @capability: capability enum
560 # @state: capability state bool
564 { 'struct': 'MigrationCapabilityStatus',
565 'data': { 'capability' : 'MigrationCapability', 'state' : 'bool' } }
568 # @migrate-set-capabilities
570 # Enable/Disable the following migration capabilities (like xbzrle)
572 # @capabilities: json array of capability modifications to make
576 { 'command': 'migrate-set-capabilities',
577 'data': { 'capabilities': ['MigrationCapabilityStatus'] } }
580 # @query-migrate-capabilities
582 # Returns information about the current migration capabilities status
584 # Returns: @MigrationCapabilitiesStatus
588 { 'command': 'query-migrate-capabilities', 'returns': ['MigrationCapabilityStatus']}
590 # @MigrationParameter
592 # Migration parameters enumeration
594 # @compress-level: Set the compression level to be used in live migration,
595 # the compression level is an integer between 0 and 9, where 0 means
596 # no compression, 1 means the best compression speed, and 9 means best
597 # compression ratio which will consume more CPU.
599 # @compress-threads: Set compression thread count to be used in live migration,
600 # the compression thread count is an integer between 1 and 255.
602 # @decompress-threads: Set decompression thread count to be used in live
603 # migration, the decompression thread count is an integer between 1
604 # and 255. Usually, decompression is at least 4 times as fast as
605 # compression, so set the decompress-threads to the number about 1/4
606 # of compress-threads is adequate.
608 # @x-cpu-throttle-initial: Initial percentage of time guest cpus are throttled
609 # when migration auto-converge is activated. The
610 # default value is 20. (Since 2.5)
612 # @x-cpu-throttle-increment: throttle percentage increase each time
613 # auto-converge detects that migration is not making
614 # progress. The default value is 10. (Since 2.5)
617 { 'enum': 'MigrationParameter',
618 'data': ['compress-level', 'compress-threads', 'decompress-threads',
619 'x-cpu-throttle-initial', 'x-cpu-throttle-increment'] }
622 # @migrate-set-parameters
624 # Set the following migration parameters
626 # @compress-level: compression level
628 # @compress-threads: compression thread count
630 # @decompress-threads: decompression thread count
632 # @x-cpu-throttle-initial: Initial percentage of time guest cpus are throttled
633 # when migration auto-converge is activated. The
634 # default value is 20. (Since 2.5)
636 # @x-cpu-throttle-increment: throttle percentage increase each time
637 # auto-converge detects that migration is not making
638 # progress. The default value is 10. (Since 2.5)
641 { 'command': 'migrate-set-parameters',
642 'data': { '*compress-level': 'int',
643 '*compress-threads': 'int',
644 '*decompress-threads': 'int',
645 '*x-cpu-throttle-initial': 'int',
646 '*x-cpu-throttle-increment': 'int'} }
649 # @MigrationParameters
651 # @compress-level: compression level
653 # @compress-threads: compression thread count
655 # @decompress-threads: decompression thread count
657 # @x-cpu-throttle-initial: Initial percentage of time guest cpus are throttled
658 # when migration auto-converge is activated. The
659 # default value is 20. (Since 2.5)
661 # @x-cpu-throttle-increment: throttle percentage increase each time
662 # auto-converge detects that migration is not making
663 # progress. The default value is 10. (Since 2.5)
667 { 'struct': 'MigrationParameters',
668 'data': { 'compress-level': 'int',
669 'compress-threads': 'int',
670 'decompress-threads': 'int',
671 'x-cpu-throttle-initial': 'int',
672 'x-cpu-throttle-increment': 'int'} }
674 # @query-migrate-parameters
676 # Returns information about the current migration parameters
678 # Returns: @MigrationParameters
682 { 'command': 'query-migrate-parameters',
683 'returns': 'MigrationParameters' }
686 # @client_migrate_info
688 # Set migration information for remote display. This makes the server
689 # ask the client to automatically reconnect using the new parameters
690 # once migration finished successfully. Only implemented for SPICE.
692 # @protocol: must be "spice"
693 # @hostname: migration target hostname
694 # @port: #optional spice tcp port for plaintext channels
695 # @tls-port: #optional spice tcp port for tls-secured channels
696 # @cert-subject: #optional server certificate subject
700 { 'command': 'client_migrate_info',
701 'data': { 'protocol': 'str', 'hostname': 'str', '*port': 'int',
702 '*tls-port': 'int', '*cert-subject': 'str' } }
705 # @migrate-start-postcopy
707 # Followup to a migration command to switch the migration to postcopy mode.
708 # The postcopy-ram capability must be set before the original migration
712 { 'command': 'migrate-start-postcopy' }
717 # Information about a mouse device.
719 # @name: the name of the mouse device
721 # @index: the index of the mouse device
723 # @current: true if this device is currently receiving mouse events
725 # @absolute: true if this device supports absolute coordinates as input
729 { 'struct': 'MouseInfo',
730 'data': {'name': 'str', 'index': 'int', 'current': 'bool',
731 'absolute': 'bool'} }
736 # Returns information about each active mouse device
738 # Returns: a list of @MouseInfo for each device
742 { 'command': 'query-mice', 'returns': ['MouseInfo'] }
747 # An enumeration of cpu types that enable additional information during
752 { 'enum': 'CpuInfoArch',
753 'data': ['x86', 'sparc', 'ppc', 'mips', 'tricore', 'other' ] }
758 # Information about a virtual CPU
760 # @CPU: the index of the virtual CPU
762 # @current: this only exists for backwards compatibility and should be ignored
764 # @halted: true if the virtual CPU is in the halt state. Halt usually refers
765 # to a processor specific low power mode.
767 # @qom_path: path to the CPU object in the QOM tree (since 2.4)
769 # @thread_id: ID of the underlying host thread
771 # @arch: architecture of the cpu, which determines which additional fields
772 # will be listed (since 2.6)
776 # Notes: @halted is a transient state that changes frequently. By the time the
777 # data is sent to the client, the guest may no longer be halted.
779 { 'union': 'CpuInfo',
780 'base': {'CPU': 'int', 'current': 'bool', 'halted': 'bool',
781 'qom_path': 'str', 'thread_id': 'int', 'arch': 'CpuInfoArch' },
782 'discriminator': 'arch',
783 'data': { 'x86': 'CpuInfoX86',
784 'sparc': 'CpuInfoSPARC',
786 'mips': 'CpuInfoMIPS',
787 'tricore': 'CpuInfoTricore',
788 'other': 'CpuInfoOther' } }
793 # Additional information about a virtual i386 or x86_64 CPU
795 # @pc: the 64-bit instruction pointer
799 { 'struct': 'CpuInfoX86', 'data': { 'pc': 'int' } }
804 # Additional information about a virtual SPARC CPU
806 # @pc: the PC component of the instruction pointer
808 # @npc: the NPC component of the instruction pointer
812 { 'struct': 'CpuInfoSPARC', 'data': { 'pc': 'int', 'npc': 'int' } }
817 # Additional information about a virtual PPC CPU
819 # @nip: the instruction pointer
823 { 'struct': 'CpuInfoPPC', 'data': { 'nip': 'int' } }
828 # Additional information about a virtual MIPS CPU
830 # @PC: the instruction pointer
834 { 'struct': 'CpuInfoMIPS', 'data': { 'PC': 'int' } }
839 # Additional information about a virtual Tricore CPU
841 # @PC: the instruction pointer
845 { 'struct': 'CpuInfoTricore', 'data': { 'PC': 'int' } }
850 # No additional information is available about the virtual CPU
855 { 'struct': 'CpuInfoOther', 'data': { } }
860 # Returns a list of information about each virtual CPU.
862 # Returns: a list of @CpuInfo for each virtual CPU
866 { 'command': 'query-cpus', 'returns': ['CpuInfo'] }
871 # Information about an iothread
873 # @id: the identifier of the iothread
875 # @thread-id: ID of the underlying host thread
879 { 'struct': 'IOThreadInfo',
880 'data': {'id': 'str', 'thread-id': 'int'} }
885 # Returns a list of information about each iothread.
887 # Note this list excludes the QEMU main loop thread, which is not declared
888 # using the -object iothread command-line option. It is always the main thread
891 # Returns: a list of @IOThreadInfo for each iothread
895 { 'command': 'query-iothreads', 'returns': ['IOThreadInfo'] }
898 # @NetworkAddressFamily
900 # The network address family
908 # @unknown: otherwise
912 { 'enum': 'NetworkAddressFamily',
913 'data': [ 'ipv4', 'ipv6', 'unix', 'unknown' ] }
918 # The basic information for vnc network connection
922 # @service: The service name of the vnc port. This may depend on the host
923 # system's service database so symbolic names should not be relied
926 # @family: address family
928 # @websocket: true in case the socket is a websocket (since 2.3).
932 { 'struct': 'VncBasicInfo',
933 'data': { 'host': 'str',
935 'family': 'NetworkAddressFamily',
936 'websocket': 'bool' } }
941 # The network connection information for server
943 # @auth: #optional, authentication method
947 { 'struct': 'VncServerInfo',
948 'base': 'VncBasicInfo',
949 'data': { '*auth': 'str' } }
954 # Information about a connected VNC client.
956 # @x509_dname: #optional If x509 authentication is in use, the Distinguished
957 # Name of the client.
959 # @sasl_username: #optional If SASL authentication is in use, the SASL username
960 # used for authentication.
964 { 'struct': 'VncClientInfo',
965 'base': 'VncBasicInfo',
966 'data': { '*x509_dname': 'str', '*sasl_username': 'str' } }
971 # Information about the VNC session.
973 # @enabled: true if the VNC server is enabled, false otherwise
975 # @host: #optional The hostname the VNC server is bound to. This depends on
976 # the name resolution on the host and may be an IP address.
978 # @family: #optional 'ipv6' if the host is listening for IPv6 connections
979 # 'ipv4' if the host is listening for IPv4 connections
980 # 'unix' if the host is listening on a unix domain socket
981 # 'unknown' otherwise
983 # @service: #optional The service name of the server's port. This may depends
984 # on the host system's service database so symbolic names should not
987 # @auth: #optional the current authentication type used by the server
988 # 'none' if no authentication is being used
989 # 'vnc' if VNC authentication is being used
990 # 'vencrypt+plain' if VEncrypt is used with plain text authentication
991 # 'vencrypt+tls+none' if VEncrypt is used with TLS and no authentication
992 # 'vencrypt+tls+vnc' if VEncrypt is used with TLS and VNC authentication
993 # 'vencrypt+tls+plain' if VEncrypt is used with TLS and plain text auth
994 # 'vencrypt+x509+none' if VEncrypt is used with x509 and no auth
995 # 'vencrypt+x509+vnc' if VEncrypt is used with x509 and VNC auth
996 # 'vencrypt+x509+plain' if VEncrypt is used with x509 and plain text auth
997 # 'vencrypt+tls+sasl' if VEncrypt is used with TLS and SASL auth
998 # 'vencrypt+x509+sasl' if VEncrypt is used with x509 and SASL auth
1000 # @clients: a list of @VncClientInfo of all currently connected clients
1004 { 'struct': 'VncInfo',
1005 'data': {'enabled': 'bool', '*host': 'str',
1006 '*family': 'NetworkAddressFamily',
1007 '*service': 'str', '*auth': 'str', '*clients': ['VncClientInfo']} }
1012 # vnc primary authentication method.
1016 { 'enum': 'VncPrimaryAuth',
1017 'data': [ 'none', 'vnc', 'ra2', 'ra2ne', 'tight', 'ultra',
1018 'tls', 'vencrypt', 'sasl' ] }
1021 # @VncVencryptSubAuth:
1023 # vnc sub authentication method with vencrypt.
1027 { 'enum': 'VncVencryptSubAuth',
1029 'tls-none', 'x509-none',
1030 'tls-vnc', 'x509-vnc',
1031 'tls-plain', 'x509-plain',
1032 'tls-sasl', 'x509-sasl' ] }
1037 # Information about a vnc server
1039 # @id: vnc server name.
1041 # @server: A list of @VncBasincInfo describing all listening sockets.
1042 # The list can be empty (in case the vnc server is disabled).
1043 # It also may have multiple entries: normal + websocket,
1044 # possibly also ipv4 + ipv6 in the future.
1046 # @clients: A list of @VncClientInfo of all currently connected clients.
1047 # The list can be empty, for obvious reasons.
1049 # @auth: The current authentication type used by the server
1051 # @vencrypt: #optional The vencrypt sub authentication type used by the server,
1052 # only specified in case auth == vencrypt.
1054 # @display: #optional The display device the vnc server is linked to.
1058 { 'struct': 'VncInfo2',
1059 'data': { 'id' : 'str',
1060 'server' : ['VncBasicInfo'],
1061 'clients' : ['VncClientInfo'],
1062 'auth' : 'VncPrimaryAuth',
1063 '*vencrypt' : 'VncVencryptSubAuth',
1064 '*display' : 'str' } }
1069 # Returns information about the current VNC server
1075 { 'command': 'query-vnc', 'returns': 'VncInfo' }
1078 # @query-vnc-servers:
1080 # Returns a list of vnc servers. The list can be empty.
1082 # Returns: a list of @VncInfo2
1086 { 'command': 'query-vnc-servers', 'returns': ['VncInfo2'] }
1091 # The basic information for SPICE network connection
1095 # @port: port number
1097 # @family: address family
1101 { 'struct': 'SpiceBasicInfo',
1102 'data': { 'host': 'str',
1104 'family': 'NetworkAddressFamily' } }
1109 # Information about a SPICE server
1111 # @auth: #optional, authentication method
1115 { 'struct': 'SpiceServerInfo',
1116 'base': 'SpiceBasicInfo',
1117 'data': { '*auth': 'str' } }
1122 # Information about a SPICE client channel.
1124 # @connection-id: SPICE connection id number. All channels with the same id
1125 # belong to the same SPICE session.
1127 # @channel-type: SPICE channel type number. "1" is the main control
1128 # channel, filter for this one if you want to track spice
1131 # @channel-id: SPICE channel ID number. Usually "0", might be different when
1132 # multiple channels of the same type exist, such as multiple
1133 # display channels in a multihead setup
1135 # @tls: true if the channel is encrypted, false otherwise.
1139 { 'struct': 'SpiceChannel',
1140 'base': 'SpiceBasicInfo',
1141 'data': {'connection-id': 'int', 'channel-type': 'int', 'channel-id': 'int',
1145 # @SpiceQueryMouseMode
1147 # An enumeration of Spice mouse states.
1149 # @client: Mouse cursor position is determined by the client.
1151 # @server: Mouse cursor position is determined by the server.
1153 # @unknown: No information is available about mouse mode used by
1156 # Note: spice/enums.h has a SpiceMouseMode already, hence the name.
1160 { 'enum': 'SpiceQueryMouseMode',
1161 'data': [ 'client', 'server', 'unknown' ] }
1166 # Information about the SPICE session.
1168 # @enabled: true if the SPICE server is enabled, false otherwise
1170 # @migrated: true if the last guest migration completed and spice
1171 # migration had completed as well. false otherwise.
1173 # @host: #optional The hostname the SPICE server is bound to. This depends on
1174 # the name resolution on the host and may be an IP address.
1176 # @port: #optional The SPICE server's port number.
1178 # @compiled-version: #optional SPICE server version.
1180 # @tls-port: #optional The SPICE server's TLS port number.
1182 # @auth: #optional the current authentication type used by the server
1183 # 'none' if no authentication is being used
1184 # 'spice' uses SASL or direct TLS authentication, depending on command
1187 # @mouse-mode: The mode in which the mouse cursor is displayed currently. Can
1188 # be determined by the client or the server, or unknown if spice
1189 # server doesn't provide this information.
1193 # @channels: a list of @SpiceChannel for each active spice channel
1197 { 'struct': 'SpiceInfo',
1198 'data': {'enabled': 'bool', 'migrated': 'bool', '*host': 'str', '*port': 'int',
1199 '*tls-port': 'int', '*auth': 'str', '*compiled-version': 'str',
1200 'mouse-mode': 'SpiceQueryMouseMode', '*channels': ['SpiceChannel']} }
1205 # Returns information about the current SPICE server
1207 # Returns: @SpiceInfo
1211 { 'command': 'query-spice', 'returns': 'SpiceInfo' }
1216 # Information about the guest balloon device.
1218 # @actual: the number of bytes the balloon currently contains
1223 { 'struct': 'BalloonInfo', 'data': {'actual': 'int' } }
1228 # Return information about the balloon device.
1230 # Returns: @BalloonInfo on success
1231 # If the balloon driver is enabled but not functional because the KVM
1232 # kernel module cannot support it, KvmMissingCap
1233 # If no balloon device is present, DeviceNotActive
1237 { 'command': 'query-balloon', 'returns': 'BalloonInfo' }
1242 # A PCI device memory region
1244 # @base: the starting address (guest physical)
1246 # @limit: the ending address (guest physical)
1250 { 'struct': 'PciMemoryRange', 'data': {'base': 'int', 'limit': 'int'} }
1255 # Information about a PCI device I/O region.
1257 # @bar: the index of the Base Address Register for this region
1259 # @type: 'io' if the region is a PIO region
1260 # 'memory' if the region is a MMIO region
1262 # @prefetch: #optional if @type is 'memory', true if the memory is prefetchable
1264 # @mem_type_64: #optional if @type is 'memory', true if the BAR is 64-bit
1268 { 'struct': 'PciMemoryRegion',
1269 'data': {'bar': 'int', 'type': 'str', 'address': 'int', 'size': 'int',
1270 '*prefetch': 'bool', '*mem_type_64': 'bool' } }
1275 # Information about a bus of a PCI Bridge device
1277 # @number: primary bus interface number. This should be the number of the
1278 # bus the device resides on.
1280 # @secondary: secondary bus interface number. This is the number of the
1281 # main bus for the bridge
1283 # @subordinate: This is the highest number bus that resides below the
1286 # @io_range: The PIO range for all devices on this bridge
1288 # @memory_range: The MMIO range for all devices on this bridge
1290 # @prefetchable_range: The range of prefetchable MMIO for all devices on
1295 { 'struct': 'PciBusInfo',
1296 'data': {'number': 'int', 'secondary': 'int', 'subordinate': 'int',
1297 'io_range': 'PciMemoryRange',
1298 'memory_range': 'PciMemoryRange',
1299 'prefetchable_range': 'PciMemoryRange' } }
1304 # Information about a PCI Bridge device
1306 # @bus: information about the bus the device resides on
1308 # @devices: a list of @PciDeviceInfo for each device on this bridge
1312 { 'struct': 'PciBridgeInfo',
1313 'data': {'bus': 'PciBusInfo', '*devices': ['PciDeviceInfo']} }
1318 # Information about the Class of a PCI device
1320 # @desc: #optional a string description of the device's class
1322 # @class: the class code of the device
1326 { 'struct': 'PciDeviceClass',
1327 'data': {'*desc': 'str', 'class': 'int'} }
1332 # Information about the Id of a PCI device
1334 # @device: the PCI device id
1336 # @vendor: the PCI vendor id
1340 { 'struct': 'PciDeviceId',
1341 'data': {'device': 'int', 'vendor': 'int'} }
1346 # Information about a PCI device
1348 # @bus: the bus number of the device
1350 # @slot: the slot the device is located in
1352 # @function: the function of the slot used by the device
1354 # @class_info: the class of the device
1356 # @id: the PCI device id
1358 # @irq: #optional if an IRQ is assigned to the device, the IRQ number
1360 # @qdev_id: the device name of the PCI device
1362 # @pci_bridge: if the device is a PCI bridge, the bridge information
1364 # @regions: a list of the PCI I/O regions associated with the device
1366 # Notes: the contents of @class_info.desc are not stable and should only be
1367 # treated as informational.
1371 { 'struct': 'PciDeviceInfo',
1372 'data': {'bus': 'int', 'slot': 'int', 'function': 'int',
1373 'class_info': 'PciDeviceClass', 'id': 'PciDeviceId',
1374 '*irq': 'int', 'qdev_id': 'str', '*pci_bridge': 'PciBridgeInfo',
1375 'regions': ['PciMemoryRegion']} }
1380 # Information about a PCI bus
1382 # @bus: the bus index
1384 # @devices: a list of devices on this bus
1388 { 'struct': 'PciInfo', 'data': {'bus': 'int', 'devices': ['PciDeviceInfo']} }
1393 # Return information about the PCI bus topology of the guest.
1395 # Returns: a list of @PciInfo for each PCI bus
1399 { 'command': 'query-pci', 'returns': ['PciInfo'] }
1404 # This command will cause the QEMU process to exit gracefully. While every
1405 # attempt is made to send the QMP response before terminating, this is not
1406 # guaranteed. When using this interface, a premature EOF would not be
1411 { 'command': 'quit' }
1416 # Stop all guest VCPU execution.
1420 # Notes: This function will succeed even if the guest is already in the stopped
1421 # state. In "inmigrate" state, it will ensure that the guest
1422 # remains paused once migration finishes, as if the -S option was
1423 # passed on the command line.
1425 { 'command': 'stop' }
1430 # Performs a hard reset of a guest.
1434 { 'command': 'system_reset' }
1437 # @system_powerdown:
1439 # Requests that a guest perform a powerdown operation.
1443 # Notes: A guest may or may not respond to this command. This command
1444 # returning does not indicate that a guest has accepted the request or
1445 # that it has shut down. Many guests will respond to this command by
1446 # prompting the user in some way.
1448 { 'command': 'system_powerdown' }
1453 # This command is a nop that is only provided for the purposes of compatibility.
1457 # Notes: Do not use this command.
1459 { 'command': 'cpu', 'data': {'index': 'int'} }
1464 # Adds CPU with specified ID
1466 # @id: ID of CPU to be created, valid values [0..max_cpus)
1468 # Returns: Nothing on success
1472 { 'command': 'cpu-add', 'data': {'id': 'int'} }
1477 # Save a portion of guest memory to a file.
1479 # @val: the virtual address of the guest to start from
1481 # @size: the size of memory region to save
1483 # @filename: the file to save the memory to as binary data
1485 # @cpu-index: #optional the index of the virtual CPU to use for translating the
1486 # virtual address (defaults to CPU 0)
1488 # Returns: Nothing on success
1492 # Notes: Errors were not reliably returned until 1.1
1494 { 'command': 'memsave',
1495 'data': {'val': 'int', 'size': 'int', 'filename': 'str', '*cpu-index': 'int'} }
1500 # Save a portion of guest physical memory to a file.
1502 # @val: the physical address of the guest to start from
1504 # @size: the size of memory region to save
1506 # @filename: the file to save the memory to as binary data
1508 # Returns: Nothing on success
1512 # Notes: Errors were not reliably returned until 1.1
1514 { 'command': 'pmemsave',
1515 'data': {'val': 'int', 'size': 'int', 'filename': 'str'} }
1520 # Resume guest VCPU execution.
1524 # Returns: If successful, nothing
1525 # If QEMU was started with an encrypted block device and a key has
1526 # not yet been set, DeviceEncrypted.
1528 # Notes: This command will succeed if the guest is currently running. It
1529 # will also succeed if the guest is in the "inmigrate" state; in
1530 # this case, the effect of the command is to make sure the guest
1531 # starts once migration finishes, removing the effect of the -S
1532 # command line option if it was passed.
1534 { 'command': 'cont' }
1539 # Wakeup guest from suspend. Does nothing in case the guest isn't suspended.
1545 { 'command': 'system_wakeup' }
1550 # Injects a Non-Maskable Interrupt into the default CPU (x86/s390) or all CPUs (ppc64).
1552 # Returns: If successful, nothing
1556 # Note: prior to 2.1, this command was only supported for x86 and s390 VMs
1558 { 'command': 'inject-nmi' }
1563 # Sets the link status of a virtual network adapter.
1565 # @name: the device name of the virtual network adapter
1567 # @up: true to set the link status to be up
1569 # Returns: Nothing on success
1570 # If @name is not a valid network device, DeviceNotFound
1574 # Notes: Not all network adapters support setting link status. This command
1575 # will succeed even if the network adapter does not support link status
1578 { 'command': 'set_link', 'data': {'name': 'str', 'up': 'bool'} }
1583 # Request the balloon driver to change its balloon size.
1585 # @value: the target size of the balloon in bytes
1587 # Returns: Nothing on success
1588 # If the balloon driver is enabled but not functional because the KVM
1589 # kernel module cannot support it, KvmMissingCap
1590 # If no balloon device is present, DeviceNotActive
1592 # Notes: This command just issues a request to the guest. When it returns,
1593 # the balloon size may not have changed. A guest can change the balloon
1594 # size independent of this command.
1598 { 'command': 'balloon', 'data': {'value': 'int'} }
1603 # This action can be used to test transaction failure.
1607 { 'struct': 'Abort',
1611 # @ActionCompletionMode
1613 # An enumeration of Transactional completion modes.
1615 # @individual: Do not attempt to cancel any other Actions if any Actions fail
1616 # after the Transaction request succeeds. All Actions that
1617 # can complete successfully will do so without waiting on others.
1618 # This is the default.
1620 # @grouped: If any Action fails after the Transaction succeeds, cancel all
1621 # Actions. Actions do not complete until all Actions are ready to
1622 # complete. May be rejected by Actions that do not support this
1627 { 'enum': 'ActionCompletionMode',
1628 'data': [ 'individual', 'grouped' ] }
1631 # @TransactionAction
1633 # A discriminated record of operations that can be performed with
1638 # drive-backup since 1.6
1640 # blockdev-snapshot-internal-sync since 1.7
1641 # blockdev-backup since 2.3
1642 # blockdev-snapshot since 2.5
1643 # block-dirty-bitmap-add since 2.5
1644 # block-dirty-bitmap-clear since 2.5
1646 { 'union': 'TransactionAction',
1648 'blockdev-snapshot': 'BlockdevSnapshot',
1649 'blockdev-snapshot-sync': 'BlockdevSnapshotSync',
1650 'drive-backup': 'DriveBackup',
1651 'blockdev-backup': 'BlockdevBackup',
1653 'blockdev-snapshot-internal-sync': 'BlockdevSnapshotInternal',
1654 'block-dirty-bitmap-add': 'BlockDirtyBitmapAdd',
1655 'block-dirty-bitmap-clear': 'BlockDirtyBitmap'
1659 # @TransactionProperties
1661 # Optional arguments to modify the behavior of a Transaction.
1663 # @completion-mode: #optional Controls how jobs launched asynchronously by
1664 # Actions will complete or fail as a group.
1665 # See @ActionCompletionMode for details.
1669 { 'struct': 'TransactionProperties',
1671 '*completion-mode': 'ActionCompletionMode'
1678 # Executes a number of transactionable QMP commands atomically. If any
1679 # operation fails, then the entire set of actions will be abandoned and the
1680 # appropriate error returned.
1682 # @actions: List of @TransactionAction;
1683 # information needed for the respective operations.
1685 # @properties: #optional structure of additional options to control the
1686 # execution of the transaction. See @TransactionProperties
1687 # for additional detail.
1689 # Returns: nothing on success
1690 # Errors depend on the operations of the transaction
1692 # Note: The transaction aborts on the first failure. Therefore, there will be
1693 # information on only one failed operation returned in an error condition, and
1694 # subsequent actions will not have been attempted.
1698 { 'command': 'transaction',
1699 'data': { 'actions': [ 'TransactionAction' ],
1700 '*properties': 'TransactionProperties'
1705 # @human-monitor-command:
1707 # Execute a command on the human monitor and return the output.
1709 # @command-line: the command to execute in the human monitor
1711 # @cpu-index: #optional The CPU to use for commands that require an implicit CPU
1713 # Returns: the output of the command as a string
1717 # Notes: This command only exists as a stop-gap. Its use is highly
1718 # discouraged. The semantics of this command are not guaranteed.
1720 # Known limitations:
1722 # o This command is stateless, this means that commands that depend
1723 # on state information (such as getfd) might not work
1725 # o Commands that prompt the user for data (eg. 'cont' when the block
1726 # device is encrypted) don't currently work
1728 { 'command': 'human-monitor-command',
1729 'data': {'command-line': 'str', '*cpu-index': 'int'},
1735 # Cancel the current executing migration process.
1737 # Returns: nothing on success
1739 # Notes: This command succeeds even if there is no migration process running.
1743 { 'command': 'migrate_cancel' }
1746 # @migrate_set_downtime
1748 # Set maximum tolerated downtime for migration.
1750 # @value: maximum downtime in seconds
1752 # Returns: nothing on success
1756 { 'command': 'migrate_set_downtime', 'data': {'value': 'number'} }
1759 # @migrate_set_speed
1761 # Set maximum speed for migration.
1763 # @value: maximum speed in bytes.
1765 # Returns: nothing on success
1767 # Notes: A value lesser than zero will be automatically round up to zero.
1771 { 'command': 'migrate_set_speed', 'data': {'value': 'int'} }
1774 # @migrate-set-cache-size
1776 # Set XBZRLE cache size
1778 # @value: cache size in bytes
1780 # The size will be rounded down to the nearest power of 2.
1781 # The cache size can be modified before and during ongoing migration
1783 # Returns: nothing on success
1787 { 'command': 'migrate-set-cache-size', 'data': {'value': 'int'} }
1790 # @query-migrate-cache-size
1792 # query XBZRLE cache size
1794 # Returns: XBZRLE cache size in bytes
1798 { 'command': 'query-migrate-cache-size', 'returns': 'int' }
1801 # @ObjectPropertyInfo:
1803 # @name: the name of the property
1805 # @type: the type of the property. This will typically come in one of four
1808 # 1) A primitive type such as 'u8', 'u16', 'bool', 'str', or 'double'.
1809 # These types are mapped to the appropriate JSON type.
1811 # 2) A child type in the form 'child<subtype>' where subtype is a qdev
1812 # device type name. Child properties create the composition tree.
1814 # 3) A link type in the form 'link<subtype>' where subtype is a qdev
1815 # device type name. Link properties form the device model graph.
1819 { 'struct': 'ObjectPropertyInfo',
1820 'data': { 'name': 'str', 'type': 'str' } }
1825 # This command will list any properties of a object given a path in the object
1828 # @path: the path within the object model. See @qom-get for a description of
1831 # Returns: a list of @ObjectPropertyInfo that describe the properties of the
1836 { 'command': 'qom-list',
1837 'data': { 'path': 'str' },
1838 'returns': [ 'ObjectPropertyInfo' ] }
1843 # This command will get a property from a object model path and return the
1846 # @path: The path within the object model. There are two forms of supported
1847 # paths--absolute and partial paths.
1849 # Absolute paths are derived from the root object and can follow child<>
1850 # or link<> properties. Since they can follow link<> properties, they
1851 # can be arbitrarily long. Absolute paths look like absolute filenames
1852 # and are prefixed with a leading slash.
1854 # Partial paths look like relative filenames. They do not begin
1855 # with a prefix. The matching rules for partial paths are subtle but
1856 # designed to make specifying objects easy. At each level of the
1857 # composition tree, the partial path is matched as an absolute path.
1858 # The first match is not returned. At least two matches are searched
1859 # for. A successful result is only returned if only one match is
1860 # found. If more than one match is found, a flag is return to
1861 # indicate that the match was ambiguous.
1863 # @property: The property name to read
1865 # Returns: The property value. The type depends on the property
1866 # type. child<> and link<> properties are returned as #str
1867 # pathnames. All integer property types (u8, u16, etc) are
1872 { 'command': 'qom-get',
1873 'data': { 'path': 'str', 'property': 'str' },
1879 # This command will set a property from a object model path.
1881 # @path: see @qom-get for a description of this parameter
1883 # @property: the property name to set
1885 # @value: a value who's type is appropriate for the property type. See @qom-get
1886 # for a description of type mapping.
1890 { 'command': 'qom-set',
1891 'data': { 'path': 'str', 'property': 'str', 'value': 'any' } }
1896 # Sets the password of a remote display session.
1898 # @protocol: `vnc' to modify the VNC server password
1899 # `spice' to modify the Spice server password
1901 # @password: the new password
1903 # @connected: #optional how to handle existing clients when changing the
1904 # password. If nothing is specified, defaults to `keep'
1905 # `fail' to fail the command if clients are connected
1906 # `disconnect' to disconnect existing clients
1907 # `keep' to maintain existing clients
1909 # Returns: Nothing on success
1910 # If Spice is not enabled, DeviceNotFound
1914 { 'command': 'set_password',
1915 'data': {'protocol': 'str', 'password': 'str', '*connected': 'str'} }
1920 # Expire the password of a remote display server.
1922 # @protocol: the name of the remote display protocol `vnc' or `spice'
1924 # @time: when to expire the password.
1925 # `now' to expire the password immediately
1926 # `never' to cancel password expiration
1927 # `+INT' where INT is the number of seconds from now (integer)
1928 # `INT' where INT is the absolute time in seconds
1930 # Returns: Nothing on success
1931 # If @protocol is `spice' and Spice is not active, DeviceNotFound
1935 # Notes: Time is relative to the server and currently there is no way to
1936 # coordinate server time with client time. It is not recommended to
1937 # use the absolute time version of the @time parameter unless you're
1938 # sure you are on the same machine as the QEMU instance.
1940 { 'command': 'expire_password', 'data': {'protocol': 'str', 'time': 'str'} }
1943 # @change-vnc-password:
1945 # Change the VNC server password.
1947 # @password: the new password to use with VNC authentication
1951 # Notes: An empty password in this command will set the password to the empty
1952 # string. Existing clients are unaffected by executing this command.
1954 { 'command': 'change-vnc-password', 'data': {'password': 'str'} }
1959 # This command is multiple commands multiplexed together.
1961 # @device: This is normally the name of a block device but it may also be 'vnc'.
1962 # when it's 'vnc', then sub command depends on @target
1964 # @target: If @device is a block device, then this is the new filename.
1965 # If @device is 'vnc', then if the value 'password' selects the vnc
1966 # change password command. Otherwise, this specifies a new server URI
1967 # address to listen to for VNC connections.
1969 # @arg: If @device is a block device, then this is an optional format to open
1971 # If @device is 'vnc' and @target is 'password', this is the new VNC
1972 # password to set. If this argument is an empty string, then no future
1973 # logins will be allowed.
1975 # Returns: Nothing on success.
1976 # If @device is not a valid block device, DeviceNotFound
1977 # If the new block device is encrypted, DeviceEncrypted. Note that
1978 # if this error is returned, the device has been opened successfully
1979 # and an additional call to @block_passwd is required to set the
1980 # device's password. The behavior of reads and writes to the block
1981 # device between when these calls are executed is undefined.
1983 # Notes: This interface is deprecated, and it is strongly recommended that you
1984 # avoid using it. For changing block devices, use
1985 # blockdev-change-medium; for changing VNC parameters, use
1986 # change-vnc-password.
1990 { 'command': 'change',
1991 'data': {'device': 'str', 'target': 'str', '*arg': 'str'} }
1996 # This structure describes a search result from @qom-list-types
1998 # @name: the type name found in the search
2002 # Notes: This command is experimental and may change syntax in future releases.
2004 { 'struct': 'ObjectTypeInfo',
2005 'data': { 'name': 'str' } }
2010 # This command will return a list of types given search parameters
2012 # @implements: if specified, only return types that implement this type name
2014 # @abstract: if true, include abstract types in the results
2016 # Returns: a list of @ObjectTypeInfo or an empty list if no results are found
2020 { 'command': 'qom-list-types',
2021 'data': { '*implements': 'str', '*abstract': 'bool' },
2022 'returns': [ 'ObjectTypeInfo' ] }
2025 # @DevicePropertyInfo:
2027 # Information about device properties.
2029 # @name: the name of the property
2030 # @type: the typename of the property
2031 # @description: #optional if specified, the description of the property.
2036 { 'struct': 'DevicePropertyInfo',
2037 'data': { 'name': 'str', 'type': 'str', '*description': 'str' } }
2040 # @device-list-properties:
2042 # List properties associated with a device.
2044 # @typename: the type name of a device
2046 # Returns: a list of DevicePropertyInfo describing a devices properties
2050 { 'command': 'device-list-properties',
2051 'data': { 'typename': 'str'},
2052 'returns': [ 'DevicePropertyInfo' ] }
2057 # Migrates the current running guest to another Virtual Machine.
2059 # @uri: the Uniform Resource Identifier of the destination VM
2061 # @blk: #optional do block migration (full disk copy)
2063 # @inc: #optional incremental disk copy migration
2065 # @detach: this argument exists only for compatibility reasons and
2066 # is ignored by QEMU
2068 # Returns: nothing on success
2072 { 'command': 'migrate',
2073 'data': {'uri': 'str', '*blk': 'bool', '*inc': 'bool', '*detach': 'bool' } }
2078 # Start an incoming migration, the qemu must have been started
2079 # with -incoming defer
2081 # @uri: The Uniform Resource Identifier identifying the source or
2082 # address to listen on
2084 # Returns: nothing on success
2087 # Note: It's a bad idea to use a string for the uri, but it needs to stay
2088 # compatible with -incoming and the format of the uri is already exposed
2091 { 'command': 'migrate-incoming', 'data': {'uri': 'str' } }
2093 # @xen-save-devices-state:
2095 # Save the state of all devices to file. The RAM and the block devices
2096 # of the VM are not saved by this command.
2098 # @filename: the file to save the state of the devices to as binary
2099 # data. See xen-save-devices-state.txt for a description of the binary
2102 # Returns: Nothing on success
2106 { 'command': 'xen-save-devices-state', 'data': {'filename': 'str'} }
2109 # @xen-set-global-dirty-log
2111 # Enable or disable the global dirty log mode.
2113 # @enable: true to enable, false to disable.
2119 { 'command': 'xen-set-global-dirty-log', 'data': { 'enable': 'bool' } }
2124 # Remove a device from a guest
2126 # @id: the name or QOM path of the device
2128 # Returns: Nothing on success
2129 # If @id is not a valid device, DeviceNotFound
2131 # Notes: When this command completes, the device may not be removed from the
2132 # guest. Hot removal is an operation that requires guest cooperation.
2133 # This command merely requests that the guest begin the hot removal
2134 # process. Completion of the device removal process is signaled with a
2135 # DEVICE_DELETED event. Guest reset will automatically complete removal
2140 { 'command': 'device_del', 'data': {'id': 'str'} }
2143 # @DumpGuestMemoryFormat:
2145 # An enumeration of guest-memory-dump's format.
2149 # @kdump-zlib: kdump-compressed format with zlib-compressed
2151 # @kdump-lzo: kdump-compressed format with lzo-compressed
2153 # @kdump-snappy: kdump-compressed format with snappy-compressed
2157 { 'enum': 'DumpGuestMemoryFormat',
2158 'data': [ 'elf', 'kdump-zlib', 'kdump-lzo', 'kdump-snappy' ] }
2161 # @dump-guest-memory
2163 # Dump guest's memory to vmcore. It is a synchronous operation that can take
2164 # very long depending on the amount of guest memory.
2166 # @paging: if true, do paging to get guest's memory mapping. This allows
2167 # using gdb to process the core file.
2169 # IMPORTANT: this option can make QEMU allocate several gigabytes
2170 # of RAM. This can happen for a large guest, or a
2171 # malicious guest pretending to be large.
2173 # Also, paging=true has the following limitations:
2175 # 1. The guest may be in a catastrophic state or can have corrupted
2176 # memory, which cannot be trusted
2177 # 2. The guest can be in real-mode even if paging is enabled. For
2178 # example, the guest uses ACPI to sleep, and ACPI sleep state
2180 # 3. Currently only supported on i386 and x86_64.
2182 # @protocol: the filename or file descriptor of the vmcore. The supported
2185 # 1. file: the protocol starts with "file:", and the following
2186 # string is the file's path.
2187 # 2. fd: the protocol starts with "fd:", and the following string
2190 # @detach: #optional if true, QMP will return immediately rather than
2191 # waiting for the dump to finish. The user can track progress
2192 # using "query-dump". (since 2.6).
2194 # @begin: #optional if specified, the starting physical address.
2196 # @length: #optional if specified, the memory size, in bytes. If you don't
2197 # want to dump all guest's memory, please specify the start @begin
2200 # @format: #optional if specified, the format of guest memory dump. But non-elf
2201 # format is conflict with paging and filter, ie. @paging, @begin and
2202 # @length is not allowed to be specified with non-elf @format at the
2203 # same time (since 2.0)
2205 # Returns: nothing on success
2209 { 'command': 'dump-guest-memory',
2210 'data': { 'paging': 'bool', 'protocol': 'str', '*detach': 'bool',
2211 '*begin': 'int', '*length': 'int',
2212 '*format': 'DumpGuestMemoryFormat'} }
2217 # Describe the status of a long-running background guest memory dump.
2219 # @none: no dump-guest-memory has started yet.
2221 # @active: there is one dump running in background.
2223 # @completed: the last dump has finished successfully.
2225 # @failed: the last dump has failed.
2229 { 'enum': 'DumpStatus',
2230 'data': [ 'none', 'active', 'completed', 'failed' ] }
2235 # The result format for 'query-dump'.
2237 # @status: enum of @DumpStatus, which shows current dump status
2239 # @completed: bytes written in latest dump (uncompressed)
2241 # @total: total bytes to be written in latest dump (uncompressed)
2245 { 'struct': 'DumpQueryResult',
2246 'data': { 'status': 'DumpStatus',
2253 # Query latest dump status.
2255 # Returns: A @DumpStatus object showing the dump status.
2259 { 'command': 'query-dump', 'returns': 'DumpQueryResult' }
2262 # @DumpGuestMemoryCapability:
2264 # A list of the available formats for dump-guest-memory
2268 { 'struct': 'DumpGuestMemoryCapability',
2270 'formats': ['DumpGuestMemoryFormat'] } }
2273 # @query-dump-guest-memory-capability:
2275 # Returns the available formats for dump-guest-memory
2277 # Returns: A @DumpGuestMemoryCapability object listing available formats for
2282 { 'command': 'query-dump-guest-memory-capability',
2283 'returns': 'DumpGuestMemoryCapability' }
2288 # Dump guest's storage keys
2290 # @filename: the path to the file to dump to
2292 # This command is only supported on s390 architecture.
2296 { 'command': 'dump-skeys',
2297 'data': { 'filename': 'str' } }
2302 # Add a network backend.
2304 # @type: the type of network backend. Current valid values are 'user', 'tap',
2305 # 'vde', 'socket', 'dump' and 'bridge'
2307 # @id: the name of the new network backend
2309 # Additional arguments depend on the type.
2311 # TODO This command effectively bypasses QAPI completely due to its
2312 # "additional arguments" business. It shouldn't have been added to
2313 # the schema in this form. It should be qapified properly, or
2314 # replaced by a properly qapified command.
2318 # Returns: Nothing on success
2319 # If @type is not a valid network backend, DeviceNotFound
2321 { 'command': 'netdev_add',
2322 'data': {'type': 'str', 'id': 'str'},
2323 'gen': false } # so we can get the additional arguments
2328 # Remove a network backend.
2330 # @id: the name of the network backend to remove
2332 # Returns: Nothing on success
2333 # If @id is not a valid network backend, DeviceNotFound
2337 { 'command': 'netdev_del', 'data': {'id': 'str'} }
2342 # Create a QOM object.
2344 # @qom-type: the class name for the object to be created
2346 # @id: the name of the new object
2348 # @props: #optional a dictionary of properties to be passed to the backend
2350 # Returns: Nothing on success
2351 # Error if @qom-type is not a valid class name
2355 { 'command': 'object-add',
2356 'data': {'qom-type': 'str', 'id': 'str', '*props': 'any'} }
2361 # Remove a QOM object.
2363 # @id: the name of the QOM object to remove
2365 # Returns: Nothing on success
2366 # Error if @id is not a valid id for a QOM object
2370 { 'command': 'object-del', 'data': {'id': 'str'} }
2373 # @NetdevNoneOptions
2375 # Use it alone to have zero network devices.
2379 { 'struct': 'NetdevNoneOptions',
2383 # @NetLegacyNicOptions
2385 # Create a new Network Interface Card.
2387 # @netdev: #optional id of -netdev to connect to
2389 # @macaddr: #optional MAC address
2391 # @model: #optional device model (e1000, rtl8139, virtio etc.)
2393 # @addr: #optional PCI device address
2395 # @vectors: #optional number of MSI-x vectors, 0 to disable MSI-X
2399 { 'struct': 'NetLegacyNicOptions',
2405 '*vectors': 'uint32' } }
2410 # A fat type wrapping 'str', to be embedded in lists.
2414 { 'struct': 'String',
2419 # @NetdevUserOptions
2421 # Use the user mode network stack which requires no administrator privilege to
2424 # @hostname: #optional client hostname reported by the builtin DHCP server
2426 # @restrict: #optional isolate the guest from the host
2428 # @ip: #optional legacy parameter, use net= instead
2430 # @net: #optional IP address and optional netmask
2432 # @host: #optional guest-visible address of the host
2434 # @tftp: #optional root directory of the built-in TFTP server
2436 # @bootfile: #optional BOOTP filename, for use with tftp=
2438 # @dhcpstart: #optional the first of the 16 IPs the built-in DHCP server can
2441 # @dns: #optional guest-visible address of the virtual nameserver
2443 # @dnssearch: #optional list of DNS suffixes to search, passed as DHCP option
2446 # @ip6-prefix: #optional IPv6 network prefix (default is fec0::) (since 2.6)
2448 # @ip6-prefixlen: #optional IPv6 network prefix length (default is 64) (since 2.6)
2450 # @ip6-host: #optional guest-visible IPv6 address of the host (since 2.6)
2452 # @ip6-dns: #optional guest-visible IPv6 address of the virtual nameserver (since 2.6)
2454 # @smb: #optional root directory of the built-in SMB server
2456 # @smbserver: #optional IP address of the built-in SMB server
2458 # @hostfwd: #optional redirect incoming TCP or UDP host connections to guest
2461 # @guestfwd: #optional forward guest TCP connections
2465 { 'struct': 'NetdevUserOptions',
2468 '*restrict': 'bool',
2474 '*dhcpstart': 'str',
2476 '*dnssearch': ['String'],
2477 '*ip6-prefix': 'str',
2478 '*ip6-prefixlen': 'int',
2482 '*smbserver': 'str',
2483 '*hostfwd': ['String'],
2484 '*guestfwd': ['String'] } }
2489 # Connect the host TAP network interface name to the VLAN.
2491 # @ifname: #optional interface name
2493 # @fd: #optional file descriptor of an already opened tap
2495 # @fds: #optional multiple file descriptors of already opened multiqueue capable
2498 # @script: #optional script to initialize the interface
2500 # @downscript: #optional script to shut down the interface
2502 # @helper: #optional command to execute to configure bridge
2504 # @sndbuf: #optional send buffer limit. Understands [TGMKkb] suffixes.
2506 # @vnet_hdr: #optional enable the IFF_VNET_HDR flag on the tap interface
2508 # @vhost: #optional enable vhost-net network accelerator
2510 # @vhostfd: #optional file descriptor of an already opened vhost net device
2512 # @vhostfds: #optional file descriptors of multiple already opened vhost net
2515 # @vhostforce: #optional vhost on for non-MSIX virtio guests
2517 # @queues: #optional number of queues to be created for multiqueue capable tap
2521 { 'struct': 'NetdevTapOptions',
2527 '*downscript': 'str',
2530 '*vnet_hdr': 'bool',
2534 '*vhostforce': 'bool',
2535 '*queues': 'uint32'} }
2538 # @NetdevSocketOptions
2540 # Connect the VLAN to a remote VLAN in another QEMU virtual machine using a TCP
2541 # socket connection.
2543 # @fd: #optional file descriptor of an already opened socket
2545 # @listen: #optional port number, and optional hostname, to listen on
2547 # @connect: #optional port number, and optional hostname, to connect to
2549 # @mcast: #optional UDP multicast address and port number
2551 # @localaddr: #optional source address and port for multicast and udp packets
2553 # @udp: #optional UDP unicast address and port number
2557 { 'struct': 'NetdevSocketOptions',
2563 '*localaddr': 'str',
2567 # @NetdevL2TPv3Options
2569 # Connect the VLAN to Ethernet over L2TPv3 Static tunnel
2571 # @src: source address
2573 # @dst: destination address
2575 # @srcport: #optional source port - mandatory for udp, optional for ip
2577 # @dstport: #optional destination port - mandatory for udp, optional for ip
2579 # @ipv6: #optional - force the use of ipv6
2581 # @udp: #optional - use the udp version of l2tpv3 encapsulation
2583 # @cookie64: #optional - use 64 bit coookies
2585 # @counter: #optional have sequence counter
2587 # @pincounter: #optional pin sequence counter to zero -
2588 # workaround for buggy implementations or
2589 # networks with packet reorder
2591 # @txcookie: #optional 32 or 64 bit transmit cookie
2593 # @rxcookie: #optional 32 or 64 bit receive cookie
2595 # @txsession: 32 bit transmit session
2597 # @rxsession: #optional 32 bit receive session - if not specified
2598 # set to the same value as transmit
2600 # @offset: #optional additional offset - allows the insertion of
2601 # additional application-specific data before the packet payload
2605 { 'struct': 'NetdevL2TPv3Options',
2613 '*cookie64': 'bool',
2615 '*pincounter': 'bool',
2616 '*txcookie': 'uint64',
2617 '*rxcookie': 'uint64',
2618 'txsession': 'uint32',
2619 '*rxsession': 'uint32',
2620 '*offset': 'uint32' } }
2625 # Connect the VLAN to a vde switch running on the host.
2627 # @sock: #optional socket path
2629 # @port: #optional port number
2631 # @group: #optional group owner of socket
2633 # @mode: #optional permissions for socket
2637 { 'struct': 'NetdevVdeOptions',
2642 '*mode': 'uint16' } }
2645 # @NetdevDumpOptions
2647 # Dump VLAN network traffic to a file.
2649 # @len: #optional per-packet size limit (64k default). Understands [TGMKkb]
2652 # @file: #optional dump file path (default is qemu-vlan0.pcap)
2656 { 'struct': 'NetdevDumpOptions',
2662 # @NetdevBridgeOptions
2664 # Connect a host TAP network interface to a host bridge device.
2666 # @br: #optional bridge name
2668 # @helper: #optional command to execute to configure bridge
2672 { 'struct': 'NetdevBridgeOptions',
2675 '*helper': 'str' } }
2678 # @NetdevHubPortOptions
2680 # Connect two or more net clients through a software hub.
2682 # @hubid: hub identifier number
2686 { 'struct': 'NetdevHubPortOptions',
2688 'hubid': 'int32' } }
2691 # @NetdevNetmapOptions
2693 # Connect a client to a netmap-enabled NIC or to a VALE switch port
2695 # @ifname: Either the name of an existing network interface supported by
2696 # netmap, or the name of a VALE port (created on the fly).
2697 # A VALE port name is in the form 'valeXXX:YYY', where XXX and
2698 # YYY are non-negative integers. XXX identifies a switch and
2699 # YYY identifies a port of the switch. VALE ports having the
2700 # same XXX are therefore connected to the same switch.
2702 # @devname: #optional path of the netmap device (default: '/dev/netmap').
2706 { 'struct': 'NetdevNetmapOptions',
2709 '*devname': 'str' } }
2712 # @NetdevVhostUserOptions
2714 # Vhost-user network backend
2716 # @chardev: name of a unix socket chardev
2718 # @vhostforce: #optional vhost on for non-MSIX virtio guests (default: false).
2720 # @queues: #optional number of queues to be created for multiqueue vhost-user
2721 # (default: 1) (Since 2.5)
2725 { 'struct': 'NetdevVhostUserOptions',
2728 '*vhostforce': 'bool',
2729 '*queues': 'int' } }
2734 # A discriminated record of network device traits.
2738 # 'l2tpv3' - since 2.1
2741 { 'union': 'NetClientOptions',
2743 'none': 'NetdevNoneOptions',
2744 'nic': 'NetLegacyNicOptions',
2745 'user': 'NetdevUserOptions',
2746 'tap': 'NetdevTapOptions',
2747 'l2tpv3': 'NetdevL2TPv3Options',
2748 'socket': 'NetdevSocketOptions',
2749 'vde': 'NetdevVdeOptions',
2750 'dump': 'NetdevDumpOptions',
2751 'bridge': 'NetdevBridgeOptions',
2752 'hubport': 'NetdevHubPortOptions',
2753 'netmap': 'NetdevNetmapOptions',
2754 'vhost-user': 'NetdevVhostUserOptions' } }
2759 # Captures the configuration of a network device; legacy.
2761 # @vlan: #optional vlan number
2763 # @id: #optional identifier for monitor commands
2765 # @name: #optional identifier for monitor commands, ignored if @id is present
2767 # @opts: device type specific properties (legacy)
2771 { 'struct': 'NetLegacy',
2776 'opts': 'NetClientOptions' } }
2781 # Captures the configuration of a network device.
2783 # @id: identifier for monitor commands.
2785 # @opts: device type specific properties
2789 { 'struct': 'Netdev',
2792 'opts': 'NetClientOptions' } }
2795 # @NetFilterDirection
2797 # Indicates whether a netfilter is attached to a netdev's transmit queue or
2798 # receive queue or both.
2800 # @all: the filter is attached both to the receive and the transmit
2801 # queue of the netdev (default).
2803 # @rx: the filter is attached to the receive queue of the netdev,
2804 # where it will receive packets sent to the netdev.
2806 # @tx: the filter is attached to the transmit queue of the netdev,
2807 # where it will receive packets sent by the netdev.
2811 { 'enum': 'NetFilterDirection',
2812 'data': [ 'all', 'rx', 'tx' ] }
2815 # @InetSocketAddress
2817 # Captures a socket address or address range in the Internet namespace.
2819 # @host: host part of the address
2821 # @port: port part of the address, or lowest port if @to is present
2823 # @to: highest port to try
2825 # @ipv4: whether to accept IPv4 addresses, default try both IPv4 and IPv6
2828 # @ipv6: whether to accept IPv6 addresses, default try both IPv4 and IPv6
2833 { 'struct': 'InetSocketAddress',
2842 # @UnixSocketAddress
2844 # Captures a socket address in the local ("Unix socket") namespace.
2846 # @path: filesystem path to use
2850 { 'struct': 'UnixSocketAddress',
2857 # Captures the address of a socket, which could also be a named file descriptor
2861 { 'union': 'SocketAddress',
2863 'inet': 'InetSocketAddress',
2864 'unix': 'UnixSocketAddress',
2870 # Receive a file descriptor via SCM rights and assign it a name
2872 # @fdname: file descriptor name
2874 # Returns: Nothing on success
2878 # Notes: If @fdname already exists, the file descriptor assigned to
2879 # it will be closed and replaced by the received file
2881 # The 'closefd' command can be used to explicitly close the
2882 # file descriptor when it is no longer needed.
2884 { 'command': 'getfd', 'data': {'fdname': 'str'} }
2889 # Close a file descriptor previously passed via SCM rights
2891 # @fdname: file descriptor name
2893 # Returns: Nothing on success
2897 { 'command': 'closefd', 'data': {'fdname': 'str'} }
2902 # Information describing a machine.
2904 # @name: the name of the machine
2906 # @alias: #optional an alias for the machine name
2908 # @default: #optional whether the machine is default
2910 # @cpu-max: maximum number of CPUs supported by the machine type
2915 { 'struct': 'MachineInfo',
2916 'data': { 'name': 'str', '*alias': 'str',
2917 '*is-default': 'bool', 'cpu-max': 'int' } }
2922 # Return a list of supported machines
2924 # Returns: a list of MachineInfo
2928 { 'command': 'query-machines', 'returns': ['MachineInfo'] }
2931 # @CpuDefinitionInfo:
2933 # Virtual CPU definition.
2935 # @name: the name of the CPU definition
2939 { 'struct': 'CpuDefinitionInfo',
2940 'data': { 'name': 'str' } }
2943 # @query-cpu-definitions:
2945 # Return a list of supported virtual CPU definitions
2947 # Returns: a list of CpuDefInfo
2951 { 'command': 'query-cpu-definitions', 'returns': ['CpuDefinitionInfo'] }
2955 # Information about a file descriptor that was added to an fd set.
2957 # @fdset-id: The ID of the fd set that @fd was added to.
2959 # @fd: The file descriptor that was received via SCM rights and
2960 # added to the fd set.
2964 { 'struct': 'AddfdInfo', 'data': {'fdset-id': 'int', 'fd': 'int'} }
2969 # Add a file descriptor, that was passed via SCM rights, to an fd set.
2971 # @fdset-id: #optional The ID of the fd set to add the file descriptor to.
2973 # @opaque: #optional A free-form string that can be used to describe the fd.
2975 # Returns: @AddfdInfo on success
2976 # If file descriptor was not received, FdNotSupplied
2977 # If @fdset-id is a negative value, InvalidParameterValue
2979 # Notes: The list of fd sets is shared by all monitor connections.
2981 # If @fdset-id is not specified, a new fd set will be created.
2985 { 'command': 'add-fd', 'data': {'*fdset-id': 'int', '*opaque': 'str'},
2986 'returns': 'AddfdInfo' }
2991 # Remove a file descriptor from an fd set.
2993 # @fdset-id: The ID of the fd set that the file descriptor belongs to.
2995 # @fd: #optional The file descriptor that is to be removed.
2997 # Returns: Nothing on success
2998 # If @fdset-id or @fd is not found, FdNotFound
3002 # Notes: The list of fd sets is shared by all monitor connections.
3004 # If @fd is not specified, all file descriptors in @fdset-id
3007 { 'command': 'remove-fd', 'data': {'fdset-id': 'int', '*fd': 'int'} }
3012 # Information about a file descriptor that belongs to an fd set.
3014 # @fd: The file descriptor value.
3016 # @opaque: #optional A free-form string that can be used to describe the fd.
3020 { 'struct': 'FdsetFdInfo',
3021 'data': {'fd': 'int', '*opaque': 'str'} }
3026 # Information about an fd set.
3028 # @fdset-id: The ID of the fd set.
3030 # @fds: A list of file descriptors that belong to this fd set.
3034 { 'struct': 'FdsetInfo',
3035 'data': {'fdset-id': 'int', 'fds': ['FdsetFdInfo']} }
3040 # Return information describing all fd sets.
3042 # Returns: A list of @FdsetInfo
3046 # Note: The list of fd sets is shared by all monitor connections.
3049 { 'command': 'query-fdsets', 'returns': ['FdsetInfo'] }
3054 # Information describing the QEMU target.
3056 # @arch: the target architecture (eg "x86_64", "i386", etc)
3060 { 'struct': 'TargetInfo',
3061 'data': { 'arch': 'str' } }
3066 # Return information about the target for this QEMU
3068 # Returns: TargetInfo
3072 { 'command': 'query-target', 'returns': 'TargetInfo' }
3077 # An enumeration of key name.
3079 # This is used by the send-key command.
3083 # 'unmapped' and 'pause' since 2.0
3084 # 'ro' and 'kp_comma' since 2.4
3085 # 'kp_equals' and 'power' since 2.6
3087 { 'enum': 'QKeyCode',
3088 'data': [ 'unmapped',
3089 'shift', 'shift_r', 'alt', 'alt_r', 'altgr', 'altgr_r', 'ctrl',
3090 'ctrl_r', 'menu', 'esc', '1', '2', '3', '4', '5', '6', '7', '8',
3091 '9', '0', 'minus', 'equal', 'backspace', 'tab', 'q', 'w', 'e',
3092 'r', 't', 'y', 'u', 'i', 'o', 'p', 'bracket_left', 'bracket_right',
3093 'ret', 'a', 's', 'd', 'f', 'g', 'h', 'j', 'k', 'l', 'semicolon',
3094 'apostrophe', 'grave_accent', 'backslash', 'z', 'x', 'c', 'v', 'b',
3095 'n', 'm', 'comma', 'dot', 'slash', 'asterisk', 'spc', 'caps_lock',
3096 'f1', 'f2', 'f3', 'f4', 'f5', 'f6', 'f7', 'f8', 'f9', 'f10',
3097 'num_lock', 'scroll_lock', 'kp_divide', 'kp_multiply',
3098 'kp_subtract', 'kp_add', 'kp_enter', 'kp_decimal', 'sysrq', 'kp_0',
3099 'kp_1', 'kp_2', 'kp_3', 'kp_4', 'kp_5', 'kp_6', 'kp_7', 'kp_8',
3100 'kp_9', 'less', 'f11', 'f12', 'print', 'home', 'pgup', 'pgdn', 'end',
3101 'left', 'up', 'down', 'right', 'insert', 'delete', 'stop', 'again',
3102 'props', 'undo', 'front', 'copy', 'open', 'paste', 'find', 'cut',
3103 'lf', 'help', 'meta_l', 'meta_r', 'compose', 'pause', 'ro',
3104 'kp_comma', 'kp_equals', 'power' ] }
3109 # Represents a keyboard key.
3113 { 'union': 'KeyValue',
3116 'qcode': 'QKeyCode' } }
3121 # Send keys to guest.
3123 # @keys: An array of @KeyValue elements. All @KeyValues in this array are
3124 # simultaneously sent to the guest. A @KeyValue.number value is sent
3125 # directly to the guest, while @KeyValue.qcode must be a valid
3128 # @hold-time: #optional time to delay key up events, milliseconds. Defaults
3131 # Returns: Nothing on success
3132 # If key is unknown or redundant, InvalidParameter
3137 { 'command': 'send-key',
3138 'data': { 'keys': ['KeyValue'], '*hold-time': 'int' } }
3143 # Write a PPM of the VGA screen to a file.
3145 # @filename: the path of a new PPM file to store the image
3147 # Returns: Nothing on success
3151 { 'command': 'screendump', 'data': {'filename': 'str'} }
3157 # Configuration shared across all chardev backends
3159 # @logfile: #optional The name of a logfile to save output
3160 # @logappend: #optional true to append instead of truncate
3161 # (default to false to truncate)
3165 { 'struct': 'ChardevCommon', 'data': { '*logfile': 'str',
3166 '*logappend': 'bool' } }
3171 # Configuration info for file chardevs.
3173 # @in: #optional The name of the input file
3174 # @out: The name of the output file
3175 # @append: #optional Open the file in append mode (default false to
3176 # truncate) (Since 2.6)
3180 { 'struct': 'ChardevFile', 'data': { '*in' : 'str',
3182 '*append': 'bool' },
3183 'base': 'ChardevCommon' }
3188 # Configuration info for device and pipe chardevs.
3190 # @device: The name of the special file for the device,
3191 # i.e. /dev/ttyS0 on Unix or COM1: on Windows
3192 # @type: What kind of device this is.
3196 { 'struct': 'ChardevHostdev', 'data': { 'device' : 'str' },
3197 'base': 'ChardevCommon' }
3202 # Configuration info for (stream) socket chardevs.
3204 # @addr: socket address to listen on (server=true)
3205 # or connect to (server=false)
3206 # @tls-creds: #optional the ID of the TLS credentials object (since 2.6)
3207 # @server: #optional create server socket (default: true)
3208 # @wait: #optional wait for incoming connection on server
3209 # sockets (default: false).
3210 # @nodelay: #optional set TCP_NODELAY socket option (default: false)
3211 # @telnet: #optional enable telnet protocol on server
3212 # sockets (default: false)
3213 # @reconnect: #optional For a client socket, if a socket is disconnected,
3214 # then attempt a reconnect after the given number of seconds.
3215 # Setting this to zero disables this function. (default: 0)
3220 { 'struct': 'ChardevSocket', 'data': { 'addr' : 'SocketAddress',
3221 '*tls-creds' : 'str',
3224 '*nodelay' : 'bool',
3226 '*reconnect' : 'int' },
3227 'base': 'ChardevCommon' }
3232 # Configuration info for datagram socket chardevs.
3234 # @remote: remote address
3235 # @local: #optional local address
3239 { 'struct': 'ChardevUdp', 'data': { 'remote' : 'SocketAddress',
3240 '*local' : 'SocketAddress' },
3241 'base': 'ChardevCommon' }
3246 # Configuration info for mux chardevs.
3248 # @chardev: name of the base chardev.
3252 { 'struct': 'ChardevMux', 'data': { 'chardev' : 'str' },
3253 'base': 'ChardevCommon' }
3258 # Configuration info for stdio chardevs.
3260 # @signal: #optional Allow signals (such as SIGINT triggered by ^C)
3261 # be delivered to qemu. Default: true in -nographic mode,
3266 { 'struct': 'ChardevStdio', 'data': { '*signal' : 'bool' },
3267 'base': 'ChardevCommon' }
3271 # @ChardevSpiceChannel:
3273 # Configuration info for spice vm channel chardevs.
3275 # @type: kind of channel (for example vdagent).
3279 { 'struct': 'ChardevSpiceChannel', 'data': { 'type' : 'str' },
3280 'base': 'ChardevCommon' }
3283 # @ChardevSpicePort:
3285 # Configuration info for spice port chardevs.
3287 # @fqdn: name of the channel (see docs/spice-port-fqdn.txt)
3291 { 'struct': 'ChardevSpicePort', 'data': { 'fqdn' : 'str' },
3292 'base': 'ChardevCommon' }
3297 # Configuration info for virtual console chardevs.
3299 # @width: console width, in pixels
3300 # @height: console height, in pixels
3301 # @cols: console width, in chars
3302 # @rows: console height, in chars
3306 { 'struct': 'ChardevVC', 'data': { '*width' : 'int',
3310 'base': 'ChardevCommon' }
3315 # Configuration info for ring buffer chardevs.
3317 # @size: #optional ring buffer size, must be power of two, default is 65536
3321 { 'struct': 'ChardevRingbuf', 'data': { '*size' : 'int' },
3322 'base': 'ChardevCommon' }
3327 # Configuration info for the new chardev backend.
3329 # Since: 1.4 (testdev since 2.2)
3331 { 'union': 'ChardevBackend', 'data': { 'file' : 'ChardevFile',
3332 'serial' : 'ChardevHostdev',
3333 'parallel': 'ChardevHostdev',
3334 'pipe' : 'ChardevHostdev',
3335 'socket' : 'ChardevSocket',
3336 'udp' : 'ChardevUdp',
3337 'pty' : 'ChardevCommon',
3338 'null' : 'ChardevCommon',
3339 'mux' : 'ChardevMux',
3340 'msmouse': 'ChardevCommon',
3341 'braille': 'ChardevCommon',
3342 'testdev': 'ChardevCommon',
3343 'stdio' : 'ChardevStdio',
3344 'console': 'ChardevCommon',
3345 'spicevmc' : 'ChardevSpiceChannel',
3346 'spiceport' : 'ChardevSpicePort',
3348 'ringbuf': 'ChardevRingbuf',
3349 # next one is just for compatibility
3350 'memory' : 'ChardevRingbuf' } }
3355 # Return info about the chardev backend just created.
3357 # @pty: #optional name of the slave pseudoterminal device, present if
3358 # and only if a chardev of type 'pty' was created
3362 { 'struct' : 'ChardevReturn', 'data': { '*pty' : 'str' } }
3367 # Add a character device backend
3369 # @id: the chardev's ID, must be unique
3370 # @backend: backend type and parameters
3372 # Returns: ChardevReturn.
3376 { 'command': 'chardev-add', 'data': {'id' : 'str',
3377 'backend' : 'ChardevBackend' },
3378 'returns': 'ChardevReturn' }
3383 # Remove a character device backend
3385 # @id: the chardev's ID, must exist and not be in use
3387 # Returns: Nothing on success
3391 { 'command': 'chardev-remove', 'data': {'id': 'str'} }
3396 # An enumeration of TPM models
3398 # @tpm-tis: TPM TIS model
3402 { 'enum': 'TpmModel', 'data': [ 'tpm-tis' ] }
3405 # @query-tpm-models:
3407 # Return a list of supported TPM models
3409 # Returns: a list of TpmModel
3413 { 'command': 'query-tpm-models', 'returns': ['TpmModel'] }
3418 # An enumeration of TPM types
3420 # @passthrough: TPM passthrough type
3424 { 'enum': 'TpmType', 'data': [ 'passthrough' ] }
3429 # Return a list of supported TPM types
3431 # Returns: a list of TpmType
3435 { 'command': 'query-tpm-types', 'returns': ['TpmType'] }
3438 # @TPMPassthroughOptions:
3440 # Information about the TPM passthrough type
3442 # @path: #optional string describing the path used for accessing the TPM device
3444 # @cancel-path: #optional string showing the TPM's sysfs cancel file
3445 # for cancellation of TPM commands while they are executing
3449 { 'struct': 'TPMPassthroughOptions', 'data': { '*path' : 'str',
3450 '*cancel-path' : 'str'} }
3455 # A union referencing different TPM backend types' configuration options
3457 # @passthrough: The configuration options for the TPM passthrough type
3461 { 'union': 'TpmTypeOptions',
3462 'data': { 'passthrough' : 'TPMPassthroughOptions' } }
3467 # Information about the TPM
3469 # @id: The Id of the TPM
3471 # @model: The TPM frontend model
3473 # @options: The TPM (backend) type configuration options
3477 { 'struct': 'TPMInfo',
3478 'data': {'id': 'str',
3479 'model': 'TpmModel',
3480 'options': 'TpmTypeOptions' } }
3485 # Return information about the TPM device
3487 # Returns: @TPMInfo on success
3491 { 'command': 'query-tpm', 'returns': ['TPMInfo'] }
3496 # Specify an ACPI table on the command line to load.
3498 # At most one of @file and @data can be specified. The list of files specified
3499 # by any one of them is loaded and concatenated in order. If both are omitted,
3502 # Other fields / optargs can be used to override fields of the generic ACPI
3503 # table header; refer to the ACPI specification 5.0, section 5.2.6 System
3504 # Description Table Header. If a header field is not overridden, then the
3505 # corresponding value from the concatenated blob is used (in case of @file), or
3506 # it is filled in with a hard-coded value (in case of @data).
3508 # String fields are copied into the matching ACPI member from lowest address
3509 # upwards, and silently truncated / NUL-padded to length.
3511 # @sig: #optional table signature / identifier (4 bytes)
3513 # @rev: #optional table revision number (dependent on signature, 1 byte)
3515 # @oem_id: #optional OEM identifier (6 bytes)
3517 # @oem_table_id: #optional OEM table identifier (8 bytes)
3519 # @oem_rev: #optional OEM-supplied revision number (4 bytes)
3521 # @asl_compiler_id: #optional identifier of the utility that created the table
3524 # @asl_compiler_rev: #optional revision number of the utility that created the
3527 # @file: #optional colon (:) separated list of pathnames to load and
3528 # concatenate as table data. The resultant binary blob is expected to
3529 # have an ACPI table header. At least one file is required. This field
3532 # @data: #optional colon (:) separated list of pathnames to load and
3533 # concatenate as table data. The resultant binary blob must not have an
3534 # ACPI table header. At least one file is required. This field excludes
3539 { 'struct': 'AcpiTableOptions',
3544 '*oem_table_id': 'str',
3545 '*oem_rev': 'uint32',
3546 '*asl_compiler_id': 'str',
3547 '*asl_compiler_rev': 'uint32',
3552 # @CommandLineParameterType:
3554 # Possible types for an option parameter.
3556 # @string: accepts a character string
3558 # @boolean: accepts "on" or "off"
3560 # @number: accepts a number
3562 # @size: accepts a number followed by an optional suffix (K)ilo,
3563 # (M)ega, (G)iga, (T)era
3567 { 'enum': 'CommandLineParameterType',
3568 'data': ['string', 'boolean', 'number', 'size'] }
3571 # @CommandLineParameterInfo:
3573 # Details about a single parameter of a command line option.
3575 # @name: parameter name
3577 # @type: parameter @CommandLineParameterType
3579 # @help: #optional human readable text string, not suitable for parsing.
3581 # @default: #optional default value string (since 2.1)
3585 { 'struct': 'CommandLineParameterInfo',
3586 'data': { 'name': 'str',
3587 'type': 'CommandLineParameterType',
3589 '*default': 'str' } }
3592 # @CommandLineOptionInfo:
3594 # Details about a command line option, including its list of parameter details
3596 # @option: option name
3598 # @parameters: an array of @CommandLineParameterInfo
3602 { 'struct': 'CommandLineOptionInfo',
3603 'data': { 'option': 'str', 'parameters': ['CommandLineParameterInfo'] } }
3606 # @query-command-line-options:
3608 # Query command line option schema.
3610 # @option: #optional option name
3612 # Returns: list of @CommandLineOptionInfo for all options (or for the given
3613 # @option). Returns an error if the given @option doesn't exist.
3617 {'command': 'query-command-line-options', 'data': { '*option': 'str' },
3618 'returns': ['CommandLineOptionInfo'] }
3623 # A X86 32-bit register
3627 { 'enum': 'X86CPURegister32',
3628 'data': [ 'EAX', 'EBX', 'ECX', 'EDX', 'ESP', 'EBP', 'ESI', 'EDI' ] }
3631 # @X86CPUFeatureWordInfo
3633 # Information about a X86 CPU feature word
3635 # @cpuid-input-eax: Input EAX value for CPUID instruction for that feature word
3637 # @cpuid-input-ecx: #optional Input ECX value for CPUID instruction for that
3640 # @cpuid-register: Output register containing the feature bits
3642 # @features: value of output register, containing the feature bits
3646 { 'struct': 'X86CPUFeatureWordInfo',
3647 'data': { 'cpuid-input-eax': 'int',
3648 '*cpuid-input-ecx': 'int',
3649 'cpuid-register': 'X86CPURegister32',
3650 'features': 'int' } }
3655 # Not used by QMP; hack to let us use X86CPUFeatureWordInfoList internally
3659 { 'struct': 'DummyForceArrays',
3660 'data': { 'unused': ['X86CPUFeatureWordInfo'] } }
3666 # Packets receiving state
3668 # @normal: filter assigned packets according to the mac-table
3670 # @none: don't receive any assigned packet
3672 # @all: receive all assigned packets
3676 { 'enum': 'RxState', 'data': [ 'normal', 'none', 'all' ] }
3681 # Rx-filter information for a NIC.
3683 # @name: net client name
3685 # @promiscuous: whether promiscuous mode is enabled
3687 # @multicast: multicast receive state
3689 # @unicast: unicast receive state
3691 # @vlan: vlan receive state (Since 2.0)
3693 # @broadcast-allowed: whether to receive broadcast
3695 # @multicast-overflow: multicast table is overflowed or not
3697 # @unicast-overflow: unicast table is overflowed or not
3699 # @main-mac: the main macaddr string
3701 # @vlan-table: a list of active vlan id
3703 # @unicast-table: a list of unicast macaddr string
3705 # @multicast-table: a list of multicast macaddr string
3710 { 'struct': 'RxFilterInfo',
3713 'promiscuous': 'bool',
3714 'multicast': 'RxState',
3715 'unicast': 'RxState',
3717 'broadcast-allowed': 'bool',
3718 'multicast-overflow': 'bool',
3719 'unicast-overflow': 'bool',
3721 'vlan-table': ['int'],
3722 'unicast-table': ['str'],
3723 'multicast-table': ['str'] }}
3728 # Return rx-filter information for all NICs (or for the given NIC).
3730 # @name: #optional net client name
3732 # Returns: list of @RxFilterInfo for all NICs (or for the given NIC).
3733 # Returns an error if the given @name doesn't exist, or given
3734 # NIC doesn't support rx-filter querying, or given net client
3739 { 'command': 'query-rx-filter', 'data': { '*name': 'str' },
3740 'returns': ['RxFilterInfo'] }
3745 # Button of a pointer input device (mouse, tablet).
3749 { 'enum' : 'InputButton',
3750 'data' : [ 'left', 'middle', 'right', 'wheel-up', 'wheel-down' ] }
3755 # Position axis of a pointer input device (mouse, tablet).
3759 { 'enum' : 'InputAxis',
3760 'data' : [ 'x', 'y' ] }
3765 # Keyboard input event.
3767 # @key: Which key this event is for.
3768 # @down: True for key-down and false for key-up events.
3772 { 'struct' : 'InputKeyEvent',
3773 'data' : { 'key' : 'KeyValue',
3779 # Pointer button input event.
3781 # @button: Which button this event is for.
3782 # @down: True for key-down and false for key-up events.
3786 { 'struct' : 'InputBtnEvent',
3787 'data' : { 'button' : 'InputButton',
3793 # Pointer motion input event.
3795 # @axis: Which axis is referenced by @value.
3796 # @value: Pointer position. For absolute coordinates the
3797 # valid range is 0 -> 0x7ffff
3801 { 'struct' : 'InputMoveEvent',
3802 'data' : { 'axis' : 'InputAxis',
3808 # Input event union.
3810 # @key: Input event of Keyboard
3811 # @btn: Input event of pointer buttons
3812 # @rel: Input event of relative pointer motion
3813 # @abs: Input event of absolute pointer motion
3817 { 'union' : 'InputEvent',
3818 'data' : { 'key' : 'InputKeyEvent',
3819 'btn' : 'InputBtnEvent',
3820 'rel' : 'InputMoveEvent',
3821 'abs' : 'InputMoveEvent' } }
3826 # Send input event(s) to guest.
3828 # @device: #optional display device to send event(s) to.
3829 # @head: #optional head to send event(s) to, in case the
3830 # display device supports multiple scanouts.
3831 # @events: List of InputEvent union.
3833 # Returns: Nothing on success.
3835 # The @display and @head parameters can be used to send the input
3836 # event to specific input devices in case (a) multiple input devices
3837 # of the same kind are added to the virtual machine and (b) you have
3838 # configured input routing (see docs/multiseat.txt) for those input
3839 # devices. The parameters work exactly like the device and head
3840 # properties of input devices. If @device is missing, only devices
3841 # that have no input routing config are admissible. If @device is
3842 # specified, both input devices with and without input routing config
3843 # are admissible, but devices with input routing config take
3848 { 'command': 'input-send-event',
3849 'data': { '*device': 'str',
3851 'events' : [ 'InputEvent' ] } }
3856 # A discriminated record of NUMA options. (for OptsVisitor)
3860 { 'union': 'NumaOptions',
3862 'node': 'NumaNodeOptions' }}
3867 # Create a guest NUMA node. (for OptsVisitor)
3869 # @nodeid: #optional NUMA node ID (increase by 1 from 0 if omitted)
3871 # @cpus: #optional VCPUs belonging to this node (assign VCPUS round-robin
3874 # @mem: #optional memory size of this node; mutually exclusive with @memdev.
3875 # Equally divide total memory among nodes if both @mem and @memdev are
3878 # @memdev: #optional memory backend object. If specified for one node,
3879 # it must be specified for all nodes.
3883 { 'struct': 'NumaNodeOptions',
3885 '*nodeid': 'uint16',
3886 '*cpus': ['uint16'],
3893 # Host memory policy types
3895 # @default: restore default policy, remove any nondefault policy
3897 # @preferred: set the preferred host nodes for allocation
3899 # @bind: a strict policy that restricts memory allocation to the
3900 # host nodes specified
3902 # @interleave: memory allocations are interleaved across the set
3903 # of host nodes specified
3907 { 'enum': 'HostMemPolicy',
3908 'data': [ 'default', 'preferred', 'bind', 'interleave' ] }
3913 # Information about memory backend
3915 # @size: memory backend size
3917 # @merge: enables or disables memory merge support
3919 # @dump: includes memory backend's memory in a core dump or not
3921 # @prealloc: enables or disables memory preallocation
3923 # @host-nodes: host nodes for its memory policy
3925 # @policy: memory policy of memory backend
3930 { 'struct': 'Memdev',
3936 'host-nodes': ['uint16'],
3937 'policy': 'HostMemPolicy' }}
3942 # Returns information for all memory backends.
3944 # Returns: a list of @Memdev.
3948 { 'command': 'query-memdev', 'returns': ['Memdev'] }
3951 # @PCDIMMDeviceInfo:
3953 # PCDIMMDevice state information
3955 # @id: #optional device's ID
3957 # @addr: physical address, where device is mapped
3959 # @size: size of memory that the device provides
3961 # @slot: slot number at which device is plugged in
3963 # @node: NUMA node number where device is plugged in
3965 # @memdev: memory backend linked with device
3967 # @hotplugged: true if device was hotplugged
3969 # @hotpluggable: true if device if could be added/removed while machine is running
3973 { 'struct': 'PCDIMMDeviceInfo',
3974 'data': { '*id': 'str',
3980 'hotplugged': 'bool',
3981 'hotpluggable': 'bool'
3986 # @MemoryDeviceInfo:
3988 # Union containing information about a memory device
3992 { 'union': 'MemoryDeviceInfo', 'data': {'dimm': 'PCDIMMDeviceInfo'} }
3995 # @query-memory-devices
3997 # Lists available memory devices and their state
4001 { 'command': 'query-memory-devices', 'returns': ['MemoryDeviceInfo'] }
4005 # @DIMM: memory slot
4007 { 'enum': 'ACPISlotType', 'data': [ 'DIMM' ] }
4011 # OSPM Status Indication for a device
4012 # For description of possible values of @source and @status fields
4013 # see "_OST (OSPM Status Indication)" chapter of ACPI5.0 spec.
4015 # @device: #optional device ID associated with slot
4017 # @slot: slot ID, unique per slot of a given @slot-type
4019 # @slot-type: type of the slot
4021 # @source: an integer containing the source event
4023 # @status: an integer containing the status code
4027 { 'struct': 'ACPIOSTInfo',
4028 'data' : { '*device': 'str',
4030 'slot-type': 'ACPISlotType',
4035 # @query-acpi-ospm-status
4037 # Lists ACPI OSPM status of ACPI device objects,
4038 # which might be reported via _OST method
4042 { 'command': 'query-acpi-ospm-status', 'returns': ['ACPIOSTInfo'] }
4045 # @WatchdogExpirationAction
4047 # An enumeration of the actions taken when the watchdog device's timer is
4050 # @reset: system resets
4052 # @shutdown: system shutdown, note that it is similar to @powerdown, which
4053 # tries to set to system status and notify guest
4055 # @poweroff: system poweroff, the emulator program exits
4057 # @pause: system pauses, similar to @stop
4059 # @debug: system enters debug state
4061 # @none: nothing is done
4063 # @inject-nmi: a non-maskable interrupt is injected into the first VCPU (all
4064 # VCPUS on x86) (since 2.4)
4068 { 'enum': 'WatchdogExpirationAction',
4069 'data': [ 'reset', 'shutdown', 'poweroff', 'pause', 'debug', 'none',
4075 # An enumeration of the I/O operation types
4077 # @read: read operation
4079 # @write: write operation
4083 { 'enum': 'IoOperationType',
4084 'data': [ 'read', 'write' ] }
4089 # An enumeration of the actions taken when guest OS panic is detected
4091 # @pause: system pauses
4095 { 'enum': 'GuestPanicAction',
4096 'data': [ 'pause' ] }
4099 # @rtc-reset-reinjection
4101 # This command will reset the RTC interrupt reinjection backlog.
4102 # Can be used if another mechanism to synchronize guest time
4103 # is in effect, for example QEMU guest agent's guest-set-time
4108 { 'command': 'rtc-reset-reinjection' }
4110 # Rocker ethernet network switch
4111 { 'include': 'qapi/rocker.json' }
4116 # Mode of the replay subsystem.
4118 # @none: normal execution mode. Replay or record are not enabled.
4120 # @record: record mode. All non-deterministic data is written into the
4123 # @play: replay mode. Non-deterministic data required for system execution
4124 # is read from the log.
4128 { 'enum': 'ReplayMode',
4129 'data': [ 'none', 'record', 'play' ] }