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 # Bug: invalid base64 is currently not rejected.
299 # Whitespace *is* invalid.
300 # - utf8: data's UTF-8 encoding is written
301 # - data itself is always Unicode regardless of format, like
304 # Returns: Nothing on success
308 { 'command': 'ringbuf-write',
309 'data': {'device': 'str', 'data': 'str',
310 '*format': 'DataFormat'} }
315 # Read from a ring buffer character device.
317 # @device: the ring buffer character device name
319 # @size: how many bytes to read at most
321 # @format: #optional data encoding (default 'utf8').
322 # - base64: the data read is returned in base64 encoding.
323 # - utf8: the data read is interpreted as UTF-8.
324 # Bug: can screw up when the buffer contains invalid UTF-8
325 # sequences, NUL characters, after the ring buffer lost
326 # data, and when reading stops because the size limit is
328 # - The return value is always Unicode regardless of format,
329 # like any other string.
331 # Returns: data read from the device
335 { 'command': 'ringbuf-read',
336 'data': {'device': 'str', 'size': 'int', '*format': 'DataFormat'},
342 # Information about a QMP event
344 # @name: The event name
348 { 'struct': 'EventInfo', 'data': {'name': 'str'} }
353 # Return a list of supported QMP events by this server
355 # Returns: A list of @EventInfo for all supported events
359 { 'command': 'query-events', 'returns': ['EventInfo'] }
364 # Detailed migration status.
366 # @transferred: amount of bytes already transferred to the target VM
368 # @remaining: amount of bytes remaining to be transferred to the target VM
370 # @total: total amount of bytes involved in the migration process
372 # @duplicate: number of duplicate (zero) pages (since 1.2)
374 # @skipped: number of skipped zero pages (since 1.5)
376 # @normal : number of normal pages (since 1.2)
378 # @normal-bytes: number of normal bytes sent (since 1.2)
380 # @dirty-pages-rate: number of pages dirtied by second by the
383 # @mbps: throughput in megabits/sec. (since 1.6)
385 # @dirty-sync-count: number of times that dirty ram was synchronized (since 2.1)
389 { 'struct': 'MigrationStats',
390 'data': {'transferred': 'int', 'remaining': 'int', 'total': 'int' ,
391 'duplicate': 'int', 'skipped': 'int', 'normal': 'int',
392 'normal-bytes': 'int', 'dirty-pages-rate' : 'int',
393 'mbps' : 'number', 'dirty-sync-count' : 'int' } }
398 # Detailed XBZRLE migration cache statistics
400 # @cache-size: XBZRLE cache size
402 # @bytes: amount of bytes already transferred to the target VM
404 # @pages: amount of pages transferred to the target VM
406 # @cache-miss: number of cache miss
408 # @cache-miss-rate: rate of cache miss (since 2.1)
410 # @overflow: number of overflows
414 { 'struct': 'XBZRLECacheStats',
415 'data': {'cache-size': 'int', 'bytes': 'int', 'pages': 'int',
416 'cache-miss': 'int', 'cache-miss-rate': 'number',
417 'overflow': 'int' } }
421 # An enumeration of migration status.
423 # @none: no migration has ever happened.
425 # @setup: migration process has been initiated.
427 # @cancelling: in the process of cancelling migration.
429 # @cancelled: cancelling migration is finished.
431 # @active: in the process of doing migration.
433 # @completed: migration is finished.
435 # @failed: some error occurred during migration process.
440 { 'enum': 'MigrationStatus',
441 'data': [ 'none', 'setup', 'cancelling', 'cancelled',
442 '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 # @x-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 2.5)
549 { 'enum': 'MigrationCapability',
550 'data': ['xbzrle', 'rdma-pin-all', 'auto-converge', 'zero-blocks',
551 'compress', 'events', 'x-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 # Switch migration to postcopy mode
710 { 'command': 'migrate-start-postcopy' }
715 # Information about a mouse device.
717 # @name: the name of the mouse device
719 # @index: the index of the mouse device
721 # @current: true if this device is currently receiving mouse events
723 # @absolute: true if this device supports absolute coordinates as input
727 { 'struct': 'MouseInfo',
728 'data': {'name': 'str', 'index': 'int', 'current': 'bool',
729 'absolute': 'bool'} }
734 # Returns information about each active mouse device
736 # Returns: a list of @MouseInfo for each device
740 { 'command': 'query-mice', 'returns': ['MouseInfo'] }
745 # Information about a virtual CPU
747 # @CPU: the index of the virtual CPU
749 # @current: this only exists for backwards compatible and should be ignored
751 # @halted: true if the virtual CPU is in the halt state. Halt usually refers
752 # to a processor specific low power mode.
754 # @qom_path: path to the CPU object in the QOM tree (since 2.4)
756 # @pc: #optional If the target is i386 or x86_64, this is the 64-bit instruction
758 # If the target is Sparc, this is the PC component of the
759 # instruction pointer.
761 # @nip: #optional If the target is PPC, the instruction pointer
763 # @npc: #optional If the target is Sparc, the NPC component of the instruction
766 # @PC: #optional If the target is MIPS, the instruction pointer
768 # @thread_id: ID of the underlying host thread
772 # Notes: @halted is a transient state that changes frequently. By the time the
773 # data is sent to the client, the guest may no longer be halted.
775 { 'struct': 'CpuInfo',
776 'data': {'CPU': 'int', 'current': 'bool', 'halted': 'bool',
778 '*pc': 'int', '*nip': 'int', '*npc': 'int', '*PC': 'int',
779 'thread_id': 'int'} }
784 # Returns a list of information about each virtual CPU.
786 # Returns: a list of @CpuInfo for each virtual CPU
790 { 'command': 'query-cpus', 'returns': ['CpuInfo'] }
795 # Information about an iothread
797 # @id: the identifier of the iothread
799 # @thread-id: ID of the underlying host thread
803 { 'struct': 'IOThreadInfo',
804 'data': {'id': 'str', 'thread-id': 'int'} }
809 # Returns a list of information about each iothread.
811 # Note this list excludes the QEMU main loop thread, which is not declared
812 # using the -object iothread command-line option. It is always the main thread
815 # Returns: a list of @IOThreadInfo for each iothread
819 { 'command': 'query-iothreads', 'returns': ['IOThreadInfo'] }
822 # @NetworkAddressFamily
824 # The network address family
832 # @unknown: otherwise
836 { 'enum': 'NetworkAddressFamily',
837 'data': [ 'ipv4', 'ipv6', 'unix', 'unknown' ] }
842 # The basic information for vnc network connection
846 # @service: The service name of the vnc port. This may depend on the host
847 # system's service database so symbolic names should not be relied
850 # @family: address family
852 # @websocket: true in case the socket is a websocket (since 2.3).
856 { 'struct': 'VncBasicInfo',
857 'data': { 'host': 'str',
859 'family': 'NetworkAddressFamily',
860 'websocket': 'bool' } }
865 # The network connection information for server
867 # @auth: #optional, authentication method
871 { 'struct': 'VncServerInfo',
872 'base': 'VncBasicInfo',
873 'data': { '*auth': 'str' } }
878 # Information about a connected VNC client.
880 # @x509_dname: #optional If x509 authentication is in use, the Distinguished
881 # Name of the client.
883 # @sasl_username: #optional If SASL authentication is in use, the SASL username
884 # used for authentication.
888 { 'struct': 'VncClientInfo',
889 'base': 'VncBasicInfo',
890 'data': { '*x509_dname': 'str', '*sasl_username': 'str' } }
895 # Information about the VNC session.
897 # @enabled: true if the VNC server is enabled, false otherwise
899 # @host: #optional The hostname the VNC server is bound to. This depends on
900 # the name resolution on the host and may be an IP address.
902 # @family: #optional 'ipv6' if the host is listening for IPv6 connections
903 # 'ipv4' if the host is listening for IPv4 connections
904 # 'unix' if the host is listening on a unix domain socket
905 # 'unknown' otherwise
907 # @service: #optional The service name of the server's port. This may depends
908 # on the host system's service database so symbolic names should not
911 # @auth: #optional the current authentication type used by the server
912 # 'none' if no authentication is being used
913 # 'vnc' if VNC authentication is being used
914 # 'vencrypt+plain' if VEncrypt is used with plain text authentication
915 # 'vencrypt+tls+none' if VEncrypt is used with TLS and no authentication
916 # 'vencrypt+tls+vnc' if VEncrypt is used with TLS and VNC authentication
917 # 'vencrypt+tls+plain' if VEncrypt is used with TLS and plain text auth
918 # 'vencrypt+x509+none' if VEncrypt is used with x509 and no auth
919 # 'vencrypt+x509+vnc' if VEncrypt is used with x509 and VNC auth
920 # 'vencrypt+x509+plain' if VEncrypt is used with x509 and plain text auth
921 # 'vencrypt+tls+sasl' if VEncrypt is used with TLS and SASL auth
922 # 'vencrypt+x509+sasl' if VEncrypt is used with x509 and SASL auth
924 # @clients: a list of @VncClientInfo of all currently connected clients
928 { 'struct': 'VncInfo',
929 'data': {'enabled': 'bool', '*host': 'str',
930 '*family': 'NetworkAddressFamily',
931 '*service': 'str', '*auth': 'str', '*clients': ['VncClientInfo']} }
936 # vnc primary authentication method.
940 { 'enum': 'VncPrimaryAuth',
941 'data': [ 'none', 'vnc', 'ra2', 'ra2ne', 'tight', 'ultra',
942 'tls', 'vencrypt', 'sasl' ] }
945 # @VncVencryptSubAuth:
947 # vnc sub authentication method with vencrypt.
951 { 'enum': 'VncVencryptSubAuth',
953 'tls-none', 'x509-none',
954 'tls-vnc', 'x509-vnc',
955 'tls-plain', 'x509-plain',
956 'tls-sasl', 'x509-sasl' ] }
961 # Information about a vnc server
963 # @id: vnc server name.
965 # @server: A list of @VncBasincInfo describing all listening sockets.
966 # The list can be empty (in case the vnc server is disabled).
967 # It also may have multiple entries: normal + websocket,
968 # possibly also ipv4 + ipv6 in the future.
970 # @clients: A list of @VncClientInfo of all currently connected clients.
971 # The list can be empty, for obvious reasons.
973 # @auth: The current authentication type used by the server
975 # @vencrypt: #optional The vencrypt sub authentication type used by the server,
976 # only specified in case auth == vencrypt.
978 # @display: #optional The display device the vnc server is linked to.
982 { 'struct': 'VncInfo2',
983 'data': { 'id' : 'str',
984 'server' : ['VncBasicInfo'],
985 'clients' : ['VncClientInfo'],
986 'auth' : 'VncPrimaryAuth',
987 '*vencrypt' : 'VncVencryptSubAuth',
988 '*display' : 'str' } }
993 # Returns information about the current VNC server
999 { 'command': 'query-vnc', 'returns': 'VncInfo' }
1002 # @query-vnc-servers:
1004 # Returns a list of vnc servers. The list can be empty.
1006 # Returns: a list of @VncInfo2
1010 { 'command': 'query-vnc-servers', 'returns': ['VncInfo2'] }
1015 # The basic information for SPICE network connection
1019 # @port: port number
1021 # @family: address family
1025 { 'struct': 'SpiceBasicInfo',
1026 'data': { 'host': 'str',
1028 'family': 'NetworkAddressFamily' } }
1033 # Information about a SPICE server
1035 # @auth: #optional, authentication method
1039 { 'struct': 'SpiceServerInfo',
1040 'base': 'SpiceBasicInfo',
1041 'data': { '*auth': 'str' } }
1046 # Information about a SPICE client channel.
1048 # @connection-id: SPICE connection id number. All channels with the same id
1049 # belong to the same SPICE session.
1051 # @channel-type: SPICE channel type number. "1" is the main control
1052 # channel, filter for this one if you want to track spice
1055 # @channel-id: SPICE channel ID number. Usually "0", might be different when
1056 # multiple channels of the same type exist, such as multiple
1057 # display channels in a multihead setup
1059 # @tls: true if the channel is encrypted, false otherwise.
1063 { 'struct': 'SpiceChannel',
1064 'base': 'SpiceBasicInfo',
1065 'data': {'connection-id': 'int', 'channel-type': 'int', 'channel-id': 'int',
1069 # @SpiceQueryMouseMode
1071 # An enumeration of Spice mouse states.
1073 # @client: Mouse cursor position is determined by the client.
1075 # @server: Mouse cursor position is determined by the server.
1077 # @unknown: No information is available about mouse mode used by
1080 # Note: spice/enums.h has a SpiceMouseMode already, hence the name.
1084 { 'enum': 'SpiceQueryMouseMode',
1085 'data': [ 'client', 'server', 'unknown' ] }
1090 # Information about the SPICE session.
1092 # @enabled: true if the SPICE server is enabled, false otherwise
1094 # @migrated: true if the last guest migration completed and spice
1095 # migration had completed as well. false otherwise.
1097 # @host: #optional The hostname the SPICE server is bound to. This depends on
1098 # the name resolution on the host and may be an IP address.
1100 # @port: #optional The SPICE server's port number.
1102 # @compiled-version: #optional SPICE server version.
1104 # @tls-port: #optional The SPICE server's TLS port number.
1106 # @auth: #optional the current authentication type used by the server
1107 # 'none' if no authentication is being used
1108 # 'spice' uses SASL or direct TLS authentication, depending on command
1111 # @mouse-mode: The mode in which the mouse cursor is displayed currently. Can
1112 # be determined by the client or the server, or unknown if spice
1113 # server doesn't provide this information.
1117 # @channels: a list of @SpiceChannel for each active spice channel
1121 { 'struct': 'SpiceInfo',
1122 'data': {'enabled': 'bool', 'migrated': 'bool', '*host': 'str', '*port': 'int',
1123 '*tls-port': 'int', '*auth': 'str', '*compiled-version': 'str',
1124 'mouse-mode': 'SpiceQueryMouseMode', '*channels': ['SpiceChannel']} }
1129 # Returns information about the current SPICE server
1131 # Returns: @SpiceInfo
1135 { 'command': 'query-spice', 'returns': 'SpiceInfo' }
1140 # Information about the guest balloon device.
1142 # @actual: the number of bytes the balloon currently contains
1147 { 'struct': 'BalloonInfo', 'data': {'actual': 'int' } }
1152 # Return information about the balloon device.
1154 # Returns: @BalloonInfo on success
1155 # If the balloon driver is enabled but not functional because the KVM
1156 # kernel module cannot support it, KvmMissingCap
1157 # If no balloon device is present, DeviceNotActive
1161 { 'command': 'query-balloon', 'returns': 'BalloonInfo' }
1166 # A PCI device memory region
1168 # @base: the starting address (guest physical)
1170 # @limit: the ending address (guest physical)
1174 { 'struct': 'PciMemoryRange', 'data': {'base': 'int', 'limit': 'int'} }
1179 # Information about a PCI device I/O region.
1181 # @bar: the index of the Base Address Register for this region
1183 # @type: 'io' if the region is a PIO region
1184 # 'memory' if the region is a MMIO region
1186 # @prefetch: #optional if @type is 'memory', true if the memory is prefetchable
1188 # @mem_type_64: #optional if @type is 'memory', true if the BAR is 64-bit
1192 { 'struct': 'PciMemoryRegion',
1193 'data': {'bar': 'int', 'type': 'str', 'address': 'int', 'size': 'int',
1194 '*prefetch': 'bool', '*mem_type_64': 'bool' } }
1199 # Information about a bus of a PCI Bridge device
1201 # @number: primary bus interface number. This should be the number of the
1202 # bus the device resides on.
1204 # @secondary: secondary bus interface number. This is the number of the
1205 # main bus for the bridge
1207 # @subordinate: This is the highest number bus that resides below the
1210 # @io_range: The PIO range for all devices on this bridge
1212 # @memory_range: The MMIO range for all devices on this bridge
1214 # @prefetchable_range: The range of prefetchable MMIO for all devices on
1219 { 'struct': 'PciBusInfo',
1220 'data': {'number': 'int', 'secondary': 'int', 'subordinate': 'int',
1221 'io_range': 'PciMemoryRange',
1222 'memory_range': 'PciMemoryRange',
1223 'prefetchable_range': 'PciMemoryRange' } }
1228 # Information about a PCI Bridge device
1230 # @bus: information about the bus the device resides on
1232 # @devices: a list of @PciDeviceInfo for each device on this bridge
1236 { 'struct': 'PciBridgeInfo',
1237 'data': {'bus': 'PciBusInfo', '*devices': ['PciDeviceInfo']} }
1242 # Information about the Class of a PCI device
1244 # @desc: #optional a string description of the device's class
1246 # @class: the class code of the device
1250 { 'struct': 'PciDeviceClass',
1251 'data': {'*desc': 'str', 'class': 'int'} }
1256 # Information about the Id of a PCI device
1258 # @device: the PCI device id
1260 # @vendor: the PCI vendor id
1264 { 'struct': 'PciDeviceId',
1265 'data': {'device': 'int', 'vendor': 'int'} }
1270 # Information about a PCI device
1272 # @bus: the bus number of the device
1274 # @slot: the slot the device is located in
1276 # @function: the function of the slot used by the device
1278 # @class_info: the class of the device
1280 # @id: the PCI device id
1282 # @irq: #optional if an IRQ is assigned to the device, the IRQ number
1284 # @qdev_id: the device name of the PCI device
1286 # @pci_bridge: if the device is a PCI bridge, the bridge information
1288 # @regions: a list of the PCI I/O regions associated with the device
1290 # Notes: the contents of @class_info.desc are not stable and should only be
1291 # treated as informational.
1295 { 'struct': 'PciDeviceInfo',
1296 'data': {'bus': 'int', 'slot': 'int', 'function': 'int',
1297 'class_info': 'PciDeviceClass', 'id': 'PciDeviceId',
1298 '*irq': 'int', 'qdev_id': 'str', '*pci_bridge': 'PciBridgeInfo',
1299 'regions': ['PciMemoryRegion']} }
1304 # Information about a PCI bus
1306 # @bus: the bus index
1308 # @devices: a list of devices on this bus
1312 { 'struct': 'PciInfo', 'data': {'bus': 'int', 'devices': ['PciDeviceInfo']} }
1317 # Return information about the PCI bus topology of the guest.
1319 # Returns: a list of @PciInfo for each PCI bus
1323 { 'command': 'query-pci', 'returns': ['PciInfo'] }
1328 # This command will cause the QEMU process to exit gracefully. While every
1329 # attempt is made to send the QMP response before terminating, this is not
1330 # guaranteed. When using this interface, a premature EOF would not be
1335 { 'command': 'quit' }
1340 # Stop all guest VCPU execution.
1344 # Notes: This function will succeed even if the guest is already in the stopped
1345 # state. In "inmigrate" state, it will ensure that the guest
1346 # remains paused once migration finishes, as if the -S option was
1347 # passed on the command line.
1349 { 'command': 'stop' }
1354 # Performs a hard reset of a guest.
1358 { 'command': 'system_reset' }
1361 # @system_powerdown:
1363 # Requests that a guest perform a powerdown operation.
1367 # Notes: A guest may or may not respond to this command. This command
1368 # returning does not indicate that a guest has accepted the request or
1369 # that it has shut down. Many guests will respond to this command by
1370 # prompting the user in some way.
1372 { 'command': 'system_powerdown' }
1377 # This command is a nop that is only provided for the purposes of compatibility.
1381 # Notes: Do not use this command.
1383 { 'command': 'cpu', 'data': {'index': 'int'} }
1388 # Adds CPU with specified ID
1390 # @id: ID of CPU to be created, valid values [0..max_cpus)
1392 # Returns: Nothing on success
1396 { 'command': 'cpu-add', 'data': {'id': 'int'} }
1401 # Save a portion of guest memory to a file.
1403 # @val: the virtual address of the guest to start from
1405 # @size: the size of memory region to save
1407 # @filename: the file to save the memory to as binary data
1409 # @cpu-index: #optional the index of the virtual CPU to use for translating the
1410 # virtual address (defaults to CPU 0)
1412 # Returns: Nothing on success
1416 # Notes: Errors were not reliably returned until 1.1
1418 { 'command': 'memsave',
1419 'data': {'val': 'int', 'size': 'int', 'filename': 'str', '*cpu-index': 'int'} }
1424 # Save a portion of guest physical memory to a file.
1426 # @val: the physical address of the guest to start from
1428 # @size: the size of memory region to save
1430 # @filename: the file to save the memory to as binary data
1432 # Returns: Nothing on success
1436 # Notes: Errors were not reliably returned until 1.1
1438 { 'command': 'pmemsave',
1439 'data': {'val': 'int', 'size': 'int', 'filename': 'str'} }
1444 # Resume guest VCPU execution.
1448 # Returns: If successful, nothing
1449 # If QEMU was started with an encrypted block device and a key has
1450 # not yet been set, DeviceEncrypted.
1452 # Notes: This command will succeed if the guest is currently running. It
1453 # will also succeed if the guest is in the "inmigrate" state; in
1454 # this case, the effect of the command is to make sure the guest
1455 # starts once migration finishes, removing the effect of the -S
1456 # command line option if it was passed.
1458 { 'command': 'cont' }
1463 # Wakeup guest from suspend. Does nothing in case the guest isn't suspended.
1469 { 'command': 'system_wakeup' }
1474 # Injects a Non-Maskable Interrupt into the default CPU (x86/s390) or all CPUs (ppc64).
1476 # Returns: If successful, nothing
1480 # Note: prior to 2.1, this command was only supported for x86 and s390 VMs
1482 { 'command': 'inject-nmi' }
1487 # Sets the link status of a virtual network adapter.
1489 # @name: the device name of the virtual network adapter
1491 # @up: true to set the link status to be up
1493 # Returns: Nothing on success
1494 # If @name is not a valid network device, DeviceNotFound
1498 # Notes: Not all network adapters support setting link status. This command
1499 # will succeed even if the network adapter does not support link status
1502 { 'command': 'set_link', 'data': {'name': 'str', 'up': 'bool'} }
1507 # Request the balloon driver to change its balloon size.
1509 # @value: the target size of the balloon in bytes
1511 # Returns: Nothing on success
1512 # If the balloon driver is enabled but not functional because the KVM
1513 # kernel module cannot support it, KvmMissingCap
1514 # If no balloon device is present, DeviceNotActive
1516 # Notes: This command just issues a request to the guest. When it returns,
1517 # the balloon size may not have changed. A guest can change the balloon
1518 # size independent of this command.
1522 { 'command': 'balloon', 'data': {'value': 'int'} }
1527 # This action can be used to test transaction failure.
1531 { 'struct': 'Abort',
1535 # @TransactionAction
1537 # A discriminated record of operations that can be performed with
1542 # drive-backup since 1.6
1544 # blockdev-snapshot-internal-sync since 1.7
1545 # blockdev-backup since 2.3
1547 { 'union': 'TransactionAction',
1549 'blockdev-snapshot-sync': 'BlockdevSnapshot',
1550 'drive-backup': 'DriveBackup',
1551 'blockdev-backup': 'BlockdevBackup',
1553 'blockdev-snapshot-internal-sync': 'BlockdevSnapshotInternal'
1559 # Executes a number of transactionable QMP commands atomically. If any
1560 # operation fails, then the entire set of actions will be abandoned and the
1561 # appropriate error returned.
1564 # @TransactionAction: information needed for the respective operation
1566 # Returns: nothing on success
1567 # Errors depend on the operations of the transaction
1569 # Note: The transaction aborts on the first failure. Therefore, there will be
1570 # information on only one failed operation returned in an error condition, and
1571 # subsequent actions will not have been attempted.
1575 { 'command': 'transaction',
1576 'data': { 'actions': [ 'TransactionAction' ] } }
1579 # @human-monitor-command:
1581 # Execute a command on the human monitor and return the output.
1583 # @command-line: the command to execute in the human monitor
1585 # @cpu-index: #optional The CPU to use for commands that require an implicit CPU
1587 # Returns: the output of the command as a string
1591 # Notes: This command only exists as a stop-gap. Its use is highly
1592 # discouraged. The semantics of this command are not guaranteed.
1594 # Known limitations:
1596 # o This command is stateless, this means that commands that depend
1597 # on state information (such as getfd) might not work
1599 # o Commands that prompt the user for data (eg. 'cont' when the block
1600 # device is encrypted) don't currently work
1602 { 'command': 'human-monitor-command',
1603 'data': {'command-line': 'str', '*cpu-index': 'int'},
1609 # Cancel the current executing migration process.
1611 # Returns: nothing on success
1613 # Notes: This command succeeds even if there is no migration process running.
1617 { 'command': 'migrate_cancel' }
1620 # @migrate_set_downtime
1622 # Set maximum tolerated downtime for migration.
1624 # @value: maximum downtime in seconds
1626 # Returns: nothing on success
1630 { 'command': 'migrate_set_downtime', 'data': {'value': 'number'} }
1633 # @migrate_set_speed
1635 # Set maximum speed for migration.
1637 # @value: maximum speed in bytes.
1639 # Returns: nothing on success
1641 # Notes: A value lesser than zero will be automatically round up to zero.
1645 { 'command': 'migrate_set_speed', 'data': {'value': 'int'} }
1648 # @migrate-set-cache-size
1650 # Set XBZRLE cache size
1652 # @value: cache size in bytes
1654 # The size will be rounded down to the nearest power of 2.
1655 # The cache size can be modified before and during ongoing migration
1657 # Returns: nothing on success
1661 { 'command': 'migrate-set-cache-size', 'data': {'value': 'int'} }
1664 # @query-migrate-cache-size
1666 # query XBZRLE cache size
1668 # Returns: XBZRLE cache size in bytes
1672 { 'command': 'query-migrate-cache-size', 'returns': 'int' }
1675 # @ObjectPropertyInfo:
1677 # @name: the name of the property
1679 # @type: the type of the property. This will typically come in one of four
1682 # 1) A primitive type such as 'u8', 'u16', 'bool', 'str', or 'double'.
1683 # These types are mapped to the appropriate JSON type.
1685 # 2) A child type in the form 'child<subtype>' where subtype is a qdev
1686 # device type name. Child properties create the composition tree.
1688 # 3) A link type in the form 'link<subtype>' where subtype is a qdev
1689 # device type name. Link properties form the device model graph.
1693 { 'struct': 'ObjectPropertyInfo',
1694 'data': { 'name': 'str', 'type': 'str' } }
1699 # This command will list any properties of a object given a path in the object
1702 # @path: the path within the object model. See @qom-get for a description of
1705 # Returns: a list of @ObjectPropertyInfo that describe the properties of the
1710 { 'command': 'qom-list',
1711 'data': { 'path': 'str' },
1712 'returns': [ 'ObjectPropertyInfo' ] }
1717 # This command will get a property from a object model path and return the
1720 # @path: The path within the object model. There are two forms of supported
1721 # paths--absolute and partial paths.
1723 # Absolute paths are derived from the root object and can follow child<>
1724 # or link<> properties. Since they can follow link<> properties, they
1725 # can be arbitrarily long. Absolute paths look like absolute filenames
1726 # and are prefixed with a leading slash.
1728 # Partial paths look like relative filenames. They do not begin
1729 # with a prefix. The matching rules for partial paths are subtle but
1730 # designed to make specifying objects easy. At each level of the
1731 # composition tree, the partial path is matched as an absolute path.
1732 # The first match is not returned. At least two matches are searched
1733 # for. A successful result is only returned if only one match is
1734 # found. If more than one match is found, a flag is return to
1735 # indicate that the match was ambiguous.
1737 # @property: The property name to read
1739 # Returns: The property value. The type depends on the property
1740 # type. child<> and link<> properties are returned as #str
1741 # pathnames. All integer property types (u8, u16, etc) are
1746 { 'command': 'qom-get',
1747 'data': { 'path': 'str', 'property': 'str' },
1753 # This command will set a property from a object model path.
1755 # @path: see @qom-get for a description of this parameter
1757 # @property: the property name to set
1759 # @value: a value who's type is appropriate for the property type. See @qom-get
1760 # for a description of type mapping.
1764 { 'command': 'qom-set',
1765 'data': { 'path': 'str', 'property': 'str', 'value': 'any' } }
1770 # Sets the password of a remote display session.
1772 # @protocol: `vnc' to modify the VNC server password
1773 # `spice' to modify the Spice server password
1775 # @password: the new password
1777 # @connected: #optional how to handle existing clients when changing the
1778 # password. If nothing is specified, defaults to `keep'
1779 # `fail' to fail the command if clients are connected
1780 # `disconnect' to disconnect existing clients
1781 # `keep' to maintain existing clients
1783 # Returns: Nothing on success
1784 # If Spice is not enabled, DeviceNotFound
1788 { 'command': 'set_password',
1789 'data': {'protocol': 'str', 'password': 'str', '*connected': 'str'} }
1794 # Expire the password of a remote display server.
1796 # @protocol: the name of the remote display protocol `vnc' or `spice'
1798 # @time: when to expire the password.
1799 # `now' to expire the password immediately
1800 # `never' to cancel password expiration
1801 # `+INT' where INT is the number of seconds from now (integer)
1802 # `INT' where INT is the absolute time in seconds
1804 # Returns: Nothing on success
1805 # If @protocol is `spice' and Spice is not active, DeviceNotFound
1809 # Notes: Time is relative to the server and currently there is no way to
1810 # coordinate server time with client time. It is not recommended to
1811 # use the absolute time version of the @time parameter unless you're
1812 # sure you are on the same machine as the QEMU instance.
1814 { 'command': 'expire_password', 'data': {'protocol': 'str', 'time': 'str'} }
1817 # @change-vnc-password:
1819 # Change the VNC server password.
1821 # @password: the new password to use with VNC authentication
1825 # Notes: An empty password in this command will set the password to the empty
1826 # string. Existing clients are unaffected by executing this command.
1828 { 'command': 'change-vnc-password', 'data': {'password': 'str'} }
1833 # This command is multiple commands multiplexed together.
1835 # @device: This is normally the name of a block device but it may also be 'vnc'.
1836 # when it's 'vnc', then sub command depends on @target
1838 # @target: If @device is a block device, then this is the new filename.
1839 # If @device is 'vnc', then if the value 'password' selects the vnc
1840 # change password command. Otherwise, this specifies a new server URI
1841 # address to listen to for VNC connections.
1843 # @arg: If @device is a block device, then this is an optional format to open
1845 # If @device is 'vnc' and @target is 'password', this is the new VNC
1846 # password to set. If this argument is an empty string, then no future
1847 # logins will be allowed.
1849 # Returns: Nothing on success.
1850 # If @device is not a valid block device, DeviceNotFound
1851 # If the new block device is encrypted, DeviceEncrypted. Note that
1852 # if this error is returned, the device has been opened successfully
1853 # and an additional call to @block_passwd is required to set the
1854 # device's password. The behavior of reads and writes to the block
1855 # device between when these calls are executed is undefined.
1857 # Notes: It is strongly recommended that this interface is not used especially
1858 # for changing block devices.
1862 { 'command': 'change',
1863 'data': {'device': 'str', 'target': 'str', '*arg': 'str'} }
1868 # This structure describes a search result from @qom-list-types
1870 # @name: the type name found in the search
1874 # Notes: This command is experimental and may change syntax in future releases.
1876 { 'struct': 'ObjectTypeInfo',
1877 'data': { 'name': 'str' } }
1882 # This command will return a list of types given search parameters
1884 # @implements: if specified, only return types that implement this type name
1886 # @abstract: if true, include abstract types in the results
1888 # Returns: a list of @ObjectTypeInfo or an empty list if no results are found
1892 { 'command': 'qom-list-types',
1893 'data': { '*implements': 'str', '*abstract': 'bool' },
1894 'returns': [ 'ObjectTypeInfo' ] }
1897 # @DevicePropertyInfo:
1899 # Information about device properties.
1901 # @name: the name of the property
1902 # @type: the typename of the property
1903 # @description: #optional if specified, the description of the property.
1908 { 'struct': 'DevicePropertyInfo',
1909 'data': { 'name': 'str', 'type': 'str', '*description': 'str' } }
1912 # @device-list-properties:
1914 # List properties associated with a device.
1916 # @typename: the type name of a device
1918 # Returns: a list of DevicePropertyInfo describing a devices properties
1922 { 'command': 'device-list-properties',
1923 'data': { 'typename': 'str'},
1924 'returns': [ 'DevicePropertyInfo' ] }
1929 # Migrates the current running guest to another Virtual Machine.
1931 # @uri: the Uniform Resource Identifier of the destination VM
1933 # @blk: #optional do block migration (full disk copy)
1935 # @inc: #optional incremental disk copy migration
1937 # @detach: this argument exists only for compatibility reasons and
1938 # is ignored by QEMU
1940 # Returns: nothing on success
1944 { 'command': 'migrate',
1945 'data': {'uri': 'str', '*blk': 'bool', '*inc': 'bool', '*detach': 'bool' } }
1950 # Start an incoming migration, the qemu must have been started
1951 # with -incoming defer
1953 # @uri: The Uniform Resource Identifier identifying the source or
1954 # address to listen on
1956 # Returns: nothing on success
1959 # Note: It's a bad idea to use a string for the uri, but it needs to stay
1960 # compatible with -incoming and the format of the uri is already exposed
1963 { 'command': 'migrate-incoming', 'data': {'uri': 'str' } }
1965 # @xen-save-devices-state:
1967 # Save the state of all devices to file. The RAM and the block devices
1968 # of the VM are not saved by this command.
1970 # @filename: the file to save the state of the devices to as binary
1971 # data. See xen-save-devices-state.txt for a description of the binary
1974 # Returns: Nothing on success
1978 { 'command': 'xen-save-devices-state', 'data': {'filename': 'str'} }
1981 # @xen-set-global-dirty-log
1983 # Enable or disable the global dirty log mode.
1985 # @enable: true to enable, false to disable.
1991 { 'command': 'xen-set-global-dirty-log', 'data': { 'enable': 'bool' } }
1996 # Remove a device from a guest
1998 # @id: the name or QOM path of the device
2000 # Returns: Nothing on success
2001 # If @id is not a valid device, DeviceNotFound
2003 # Notes: When this command completes, the device may not be removed from the
2004 # guest. Hot removal is an operation that requires guest cooperation.
2005 # This command merely requests that the guest begin the hot removal
2006 # process. Completion of the device removal process is signaled with a
2007 # DEVICE_DELETED event. Guest reset will automatically complete removal
2012 { 'command': 'device_del', 'data': {'id': 'str'} }
2015 # @DumpGuestMemoryFormat:
2017 # An enumeration of guest-memory-dump's format.
2021 # @kdump-zlib: kdump-compressed format with zlib-compressed
2023 # @kdump-lzo: kdump-compressed format with lzo-compressed
2025 # @kdump-snappy: kdump-compressed format with snappy-compressed
2029 { 'enum': 'DumpGuestMemoryFormat',
2030 'data': [ 'elf', 'kdump-zlib', 'kdump-lzo', 'kdump-snappy' ] }
2033 # @dump-guest-memory
2035 # Dump guest's memory to vmcore. It is a synchronous operation that can take
2036 # very long depending on the amount of guest memory. This command is only
2037 # supported on i386 and x86_64.
2039 # @paging: if true, do paging to get guest's memory mapping. This allows
2040 # using gdb to process the core file.
2042 # IMPORTANT: this option can make QEMU allocate several gigabytes
2043 # of RAM. This can happen for a large guest, or a
2044 # malicious guest pretending to be large.
2046 # Also, paging=true has the following limitations:
2048 # 1. The guest may be in a catastrophic state or can have corrupted
2049 # memory, which cannot be trusted
2050 # 2. The guest can be in real-mode even if paging is enabled. For
2051 # example, the guest uses ACPI to sleep, and ACPI sleep state
2054 # @protocol: the filename or file descriptor of the vmcore. The supported
2057 # 1. file: the protocol starts with "file:", and the following
2058 # string is the file's path.
2059 # 2. fd: the protocol starts with "fd:", and the following string
2062 # @begin: #optional if specified, the starting physical address.
2064 # @length: #optional if specified, the memory size, in bytes. If you don't
2065 # want to dump all guest's memory, please specify the start @begin
2068 # @format: #optional if specified, the format of guest memory dump. But non-elf
2069 # format is conflict with paging and filter, ie. @paging, @begin and
2070 # @length is not allowed to be specified with non-elf @format at the
2071 # same time (since 2.0)
2073 # Returns: nothing on success
2077 { 'command': 'dump-guest-memory',
2078 'data': { 'paging': 'bool', 'protocol': 'str', '*begin': 'int',
2079 '*length': 'int', '*format': 'DumpGuestMemoryFormat' } }
2082 # @DumpGuestMemoryCapability:
2084 # A list of the available formats for dump-guest-memory
2088 { 'struct': 'DumpGuestMemoryCapability',
2090 'formats': ['DumpGuestMemoryFormat'] } }
2093 # @query-dump-guest-memory-capability:
2095 # Returns the available formats for dump-guest-memory
2097 # Returns: A @DumpGuestMemoryCapability object listing available formats for
2102 { 'command': 'query-dump-guest-memory-capability',
2103 'returns': 'DumpGuestMemoryCapability' }
2108 # Dump guest's storage keys
2110 # @filename: the path to the file to dump to
2112 # This command is only supported on s390 architecture.
2116 { 'command': 'dump-skeys',
2117 'data': { 'filename': 'str' } }
2122 # Add a network backend.
2124 # @type: the type of network backend. Current valid values are 'user', 'tap',
2125 # 'vde', 'socket', 'dump' and 'bridge'
2127 # @id: the name of the new network backend
2129 # Additional arguments depend on the type.
2131 # TODO This command effectively bypasses QAPI completely due to its
2132 # "additional arguments" business. It shouldn't have been added to
2133 # the schema in this form. It should be qapified properly, or
2134 # replaced by a properly qapified command.
2138 # Returns: Nothing on success
2139 # If @type is not a valid network backend, DeviceNotFound
2141 { 'command': 'netdev_add',
2142 'data': {'type': 'str', 'id': 'str'},
2143 'gen': false } # so we can get the additional arguments
2148 # Remove a network backend.
2150 # @id: the name of the network backend to remove
2152 # Returns: Nothing on success
2153 # If @id is not a valid network backend, DeviceNotFound
2157 { 'command': 'netdev_del', 'data': {'id': 'str'} }
2162 # Create a QOM object.
2164 # @qom-type: the class name for the object to be created
2166 # @id: the name of the new object
2168 # @props: #optional a dictionary of properties to be passed to the backend
2170 # Returns: Nothing on success
2171 # Error if @qom-type is not a valid class name
2175 { 'command': 'object-add',
2176 'data': {'qom-type': 'str', 'id': 'str', '*props': 'any'} }
2181 # Remove a QOM object.
2183 # @id: the name of the QOM object to remove
2185 # Returns: Nothing on success
2186 # Error if @id is not a valid id for a QOM object
2190 { 'command': 'object-del', 'data': {'id': 'str'} }
2193 # @NetdevNoneOptions
2195 # Use it alone to have zero network devices.
2199 { 'struct': 'NetdevNoneOptions',
2203 # @NetLegacyNicOptions
2205 # Create a new Network Interface Card.
2207 # @netdev: #optional id of -netdev to connect to
2209 # @macaddr: #optional MAC address
2211 # @model: #optional device model (e1000, rtl8139, virtio etc.)
2213 # @addr: #optional PCI device address
2215 # @vectors: #optional number of MSI-x vectors, 0 to disable MSI-X
2219 { 'struct': 'NetLegacyNicOptions',
2225 '*vectors': 'uint32' } }
2230 # A fat type wrapping 'str', to be embedded in lists.
2234 { 'struct': 'String',
2239 # @NetdevUserOptions
2241 # Use the user mode network stack which requires no administrator privilege to
2244 # @hostname: #optional client hostname reported by the builtin DHCP server
2246 # @restrict: #optional isolate the guest from the host
2248 # @ip: #optional legacy parameter, use net= instead
2250 # @net: #optional IP address and optional netmask
2252 # @host: #optional guest-visible address of the host
2254 # @tftp: #optional root directory of the built-in TFTP server
2256 # @bootfile: #optional BOOTP filename, for use with tftp=
2258 # @dhcpstart: #optional the first of the 16 IPs the built-in DHCP server can
2261 # @dns: #optional guest-visible address of the virtual nameserver
2263 # @dnssearch: #optional list of DNS suffixes to search, passed as DHCP option
2266 # @smb: #optional root directory of the built-in SMB server
2268 # @smbserver: #optional IP address of the built-in SMB server
2270 # @hostfwd: #optional redirect incoming TCP or UDP host connections to guest
2273 # @guestfwd: #optional forward guest TCP connections
2277 { 'struct': 'NetdevUserOptions',
2280 '*restrict': 'bool',
2286 '*dhcpstart': 'str',
2288 '*dnssearch': ['String'],
2290 '*smbserver': 'str',
2291 '*hostfwd': ['String'],
2292 '*guestfwd': ['String'] } }
2297 # Connect the host TAP network interface name to the VLAN.
2299 # @ifname: #optional interface name
2301 # @fd: #optional file descriptor of an already opened tap
2303 # @fds: #optional multiple file descriptors of already opened multiqueue capable
2306 # @script: #optional script to initialize the interface
2308 # @downscript: #optional script to shut down the interface
2310 # @helper: #optional command to execute to configure bridge
2312 # @sndbuf: #optional send buffer limit. Understands [TGMKkb] suffixes.
2314 # @vnet_hdr: #optional enable the IFF_VNET_HDR flag on the tap interface
2316 # @vhost: #optional enable vhost-net network accelerator
2318 # @vhostfd: #optional file descriptor of an already opened vhost net device
2320 # @vhostfds: #optional file descriptors of multiple already opened vhost net
2323 # @vhostforce: #optional vhost on for non-MSIX virtio guests
2325 # @queues: #optional number of queues to be created for multiqueue capable tap
2329 { 'struct': 'NetdevTapOptions',
2335 '*downscript': 'str',
2338 '*vnet_hdr': 'bool',
2342 '*vhostforce': 'bool',
2343 '*queues': 'uint32'} }
2346 # @NetdevSocketOptions
2348 # Connect the VLAN to a remote VLAN in another QEMU virtual machine using a TCP
2349 # socket connection.
2351 # @fd: #optional file descriptor of an already opened socket
2353 # @listen: #optional port number, and optional hostname, to listen on
2355 # @connect: #optional port number, and optional hostname, to connect to
2357 # @mcast: #optional UDP multicast address and port number
2359 # @localaddr: #optional source address and port for multicast and udp packets
2361 # @udp: #optional UDP unicast address and port number
2365 { 'struct': 'NetdevSocketOptions',
2371 '*localaddr': 'str',
2375 # @NetdevL2TPv3Options
2377 # Connect the VLAN to Ethernet over L2TPv3 Static tunnel
2379 # @src: source address
2381 # @dst: destination address
2383 # @srcport: #optional source port - mandatory for udp, optional for ip
2385 # @dstport: #optional destination port - mandatory for udp, optional for ip
2387 # @ipv6: #optional - force the use of ipv6
2389 # @udp: #optional - use the udp version of l2tpv3 encapsulation
2391 # @cookie64: #optional - use 64 bit coookies
2393 # @counter: #optional have sequence counter
2395 # @pincounter: #optional pin sequence counter to zero -
2396 # workaround for buggy implementations or
2397 # networks with packet reorder
2399 # @txcookie: #optional 32 or 64 bit transmit cookie
2401 # @rxcookie: #optional 32 or 64 bit receive cookie
2403 # @txsession: 32 bit transmit session
2405 # @rxsession: #optional 32 bit receive session - if not specified
2406 # set to the same value as transmit
2408 # @offset: #optional additional offset - allows the insertion of
2409 # additional application-specific data before the packet payload
2413 { 'struct': 'NetdevL2TPv3Options',
2421 '*cookie64': 'bool',
2423 '*pincounter': 'bool',
2424 '*txcookie': 'uint64',
2425 '*rxcookie': 'uint64',
2426 'txsession': 'uint32',
2427 '*rxsession': 'uint32',
2428 '*offset': 'uint32' } }
2433 # Connect the VLAN to a vde switch running on the host.
2435 # @sock: #optional socket path
2437 # @port: #optional port number
2439 # @group: #optional group owner of socket
2441 # @mode: #optional permissions for socket
2445 { 'struct': 'NetdevVdeOptions',
2450 '*mode': 'uint16' } }
2453 # @NetdevDumpOptions
2455 # Dump VLAN network traffic to a file.
2457 # @len: #optional per-packet size limit (64k default). Understands [TGMKkb]
2460 # @file: #optional dump file path (default is qemu-vlan0.pcap)
2464 { 'struct': 'NetdevDumpOptions',
2470 # @NetdevBridgeOptions
2472 # Connect a host TAP network interface to a host bridge device.
2474 # @br: #optional bridge name
2476 # @helper: #optional command to execute to configure bridge
2480 { 'struct': 'NetdevBridgeOptions',
2483 '*helper': 'str' } }
2486 # @NetdevHubPortOptions
2488 # Connect two or more net clients through a software hub.
2490 # @hubid: hub identifier number
2494 { 'struct': 'NetdevHubPortOptions',
2496 'hubid': 'int32' } }
2499 # @NetdevNetmapOptions
2501 # Connect a client to a netmap-enabled NIC or to a VALE switch port
2503 # @ifname: Either the name of an existing network interface supported by
2504 # netmap, or the name of a VALE port (created on the fly).
2505 # A VALE port name is in the form 'valeXXX:YYY', where XXX and
2506 # YYY are non-negative integers. XXX identifies a switch and
2507 # YYY identifies a port of the switch. VALE ports having the
2508 # same XXX are therefore connected to the same switch.
2510 # @devname: #optional path of the netmap device (default: '/dev/netmap').
2514 { 'struct': 'NetdevNetmapOptions',
2517 '*devname': 'str' } }
2520 # @NetdevVhostUserOptions
2522 # Vhost-user network backend
2524 # @chardev: name of a unix socket chardev
2526 # @vhostforce: #optional vhost on for non-MSIX virtio guests (default: false).
2528 # @queues: #optional number of queues to be created for multiqueue vhost-user
2529 # (default: 1) (Since 2.5)
2533 { 'struct': 'NetdevVhostUserOptions',
2536 '*vhostforce': 'bool',
2537 '*queues': 'int' } }
2542 # A discriminated record of network device traits.
2546 # 'l2tpv3' - since 2.1
2549 { 'union': 'NetClientOptions',
2551 'none': 'NetdevNoneOptions',
2552 'nic': 'NetLegacyNicOptions',
2553 'user': 'NetdevUserOptions',
2554 'tap': 'NetdevTapOptions',
2555 'l2tpv3': 'NetdevL2TPv3Options',
2556 'socket': 'NetdevSocketOptions',
2557 'vde': 'NetdevVdeOptions',
2558 'dump': 'NetdevDumpOptions',
2559 'bridge': 'NetdevBridgeOptions',
2560 'hubport': 'NetdevHubPortOptions',
2561 'netmap': 'NetdevNetmapOptions',
2562 'vhost-user': 'NetdevVhostUserOptions' } }
2567 # Captures the configuration of a network device; legacy.
2569 # @vlan: #optional vlan number
2571 # @id: #optional identifier for monitor commands
2573 # @name: #optional identifier for monitor commands, ignored if @id is present
2575 # @opts: device type specific properties (legacy)
2579 { 'struct': 'NetLegacy',
2584 'opts': 'NetClientOptions' } }
2589 # Captures the configuration of a network device.
2591 # @id: identifier for monitor commands.
2593 # @opts: device type specific properties
2597 { 'struct': 'Netdev',
2600 'opts': 'NetClientOptions' } }
2603 # @NetFilterDirection
2605 # Indicates whether a netfilter is attached to a netdev's transmit queue or
2606 # receive queue or both.
2608 # @all: the filter is attached both to the receive and the transmit
2609 # queue of the netdev (default).
2611 # @rx: the filter is attached to the receive queue of the netdev,
2612 # where it will receive packets sent to the netdev.
2614 # @tx: the filter is attached to the transmit queue of the netdev,
2615 # where it will receive packets sent by the netdev.
2619 { 'enum': 'NetFilterDirection',
2620 'data': [ 'all', 'rx', 'tx' ] }
2623 # @InetSocketAddress
2625 # Captures a socket address or address range in the Internet namespace.
2627 # @host: host part of the address
2629 # @port: port part of the address, or lowest port if @to is present
2631 # @to: highest port to try
2633 # @ipv4: whether to accept IPv4 addresses, default try both IPv4 and IPv6
2636 # @ipv6: whether to accept IPv6 addresses, default try both IPv4 and IPv6
2641 { 'struct': 'InetSocketAddress',
2650 # @UnixSocketAddress
2652 # Captures a socket address in the local ("Unix socket") namespace.
2654 # @path: filesystem path to use
2658 { 'struct': 'UnixSocketAddress',
2665 # Captures the address of a socket, which could also be a named file descriptor
2669 { 'union': 'SocketAddress',
2671 'inet': 'InetSocketAddress',
2672 'unix': 'UnixSocketAddress',
2678 # Receive a file descriptor via SCM rights and assign it a name
2680 # @fdname: file descriptor name
2682 # Returns: Nothing on success
2686 # Notes: If @fdname already exists, the file descriptor assigned to
2687 # it will be closed and replaced by the received file
2689 # The 'closefd' command can be used to explicitly close the
2690 # file descriptor when it is no longer needed.
2692 { 'command': 'getfd', 'data': {'fdname': 'str'} }
2697 # Close a file descriptor previously passed via SCM rights
2699 # @fdname: file descriptor name
2701 # Returns: Nothing on success
2705 { 'command': 'closefd', 'data': {'fdname': 'str'} }
2710 # Information describing a machine.
2712 # @name: the name of the machine
2714 # @alias: #optional an alias for the machine name
2716 # @default: #optional whether the machine is default
2718 # @cpu-max: maximum number of CPUs supported by the machine type
2723 { 'struct': 'MachineInfo',
2724 'data': { 'name': 'str', '*alias': 'str',
2725 '*is-default': 'bool', 'cpu-max': 'int' } }
2730 # Return a list of supported machines
2732 # Returns: a list of MachineInfo
2736 { 'command': 'query-machines', 'returns': ['MachineInfo'] }
2739 # @CpuDefinitionInfo:
2741 # Virtual CPU definition.
2743 # @name: the name of the CPU definition
2747 { 'struct': 'CpuDefinitionInfo',
2748 'data': { 'name': 'str' } }
2751 # @query-cpu-definitions:
2753 # Return a list of supported virtual CPU definitions
2755 # Returns: a list of CpuDefInfo
2759 { 'command': 'query-cpu-definitions', 'returns': ['CpuDefinitionInfo'] }
2763 # Information about a file descriptor that was added to an fd set.
2765 # @fdset-id: The ID of the fd set that @fd was added to.
2767 # @fd: The file descriptor that was received via SCM rights and
2768 # added to the fd set.
2772 { 'struct': 'AddfdInfo', 'data': {'fdset-id': 'int', 'fd': 'int'} }
2777 # Add a file descriptor, that was passed via SCM rights, to an fd set.
2779 # @fdset-id: #optional The ID of the fd set to add the file descriptor to.
2781 # @opaque: #optional A free-form string that can be used to describe the fd.
2783 # Returns: @AddfdInfo on success
2784 # If file descriptor was not received, FdNotSupplied
2785 # If @fdset-id is a negative value, InvalidParameterValue
2787 # Notes: The list of fd sets is shared by all monitor connections.
2789 # If @fdset-id is not specified, a new fd set will be created.
2793 { 'command': 'add-fd', 'data': {'*fdset-id': 'int', '*opaque': 'str'},
2794 'returns': 'AddfdInfo' }
2799 # Remove a file descriptor from an fd set.
2801 # @fdset-id: The ID of the fd set that the file descriptor belongs to.
2803 # @fd: #optional The file descriptor that is to be removed.
2805 # Returns: Nothing on success
2806 # If @fdset-id or @fd is not found, FdNotFound
2810 # Notes: The list of fd sets is shared by all monitor connections.
2812 # If @fd is not specified, all file descriptors in @fdset-id
2815 { 'command': 'remove-fd', 'data': {'fdset-id': 'int', '*fd': 'int'} }
2820 # Information about a file descriptor that belongs to an fd set.
2822 # @fd: The file descriptor value.
2824 # @opaque: #optional A free-form string that can be used to describe the fd.
2828 { 'struct': 'FdsetFdInfo',
2829 'data': {'fd': 'int', '*opaque': 'str'} }
2834 # Information about an fd set.
2836 # @fdset-id: The ID of the fd set.
2838 # @fds: A list of file descriptors that belong to this fd set.
2842 { 'struct': 'FdsetInfo',
2843 'data': {'fdset-id': 'int', 'fds': ['FdsetFdInfo']} }
2848 # Return information describing all fd sets.
2850 # Returns: A list of @FdsetInfo
2854 # Note: The list of fd sets is shared by all monitor connections.
2857 { 'command': 'query-fdsets', 'returns': ['FdsetInfo'] }
2862 # Information describing the QEMU target.
2864 # @arch: the target architecture (eg "x86_64", "i386", etc)
2868 { 'struct': 'TargetInfo',
2869 'data': { 'arch': 'str' } }
2874 # Return information about the target for this QEMU
2876 # Returns: TargetInfo
2880 { 'command': 'query-target', 'returns': 'TargetInfo' }
2885 # An enumeration of key name.
2887 # This is used by the send-key command.
2891 # 'unmapped' and 'pause' since 2.0
2892 # 'ro' and 'kp_comma' since 2.4
2894 { 'enum': 'QKeyCode',
2895 'data': [ 'unmapped',
2896 'shift', 'shift_r', 'alt', 'alt_r', 'altgr', 'altgr_r', 'ctrl',
2897 'ctrl_r', 'menu', 'esc', '1', '2', '3', '4', '5', '6', '7', '8',
2898 '9', '0', 'minus', 'equal', 'backspace', 'tab', 'q', 'w', 'e',
2899 'r', 't', 'y', 'u', 'i', 'o', 'p', 'bracket_left', 'bracket_right',
2900 'ret', 'a', 's', 'd', 'f', 'g', 'h', 'j', 'k', 'l', 'semicolon',
2901 'apostrophe', 'grave_accent', 'backslash', 'z', 'x', 'c', 'v', 'b',
2902 'n', 'm', 'comma', 'dot', 'slash', 'asterisk', 'spc', 'caps_lock',
2903 'f1', 'f2', 'f3', 'f4', 'f5', 'f6', 'f7', 'f8', 'f9', 'f10',
2904 'num_lock', 'scroll_lock', 'kp_divide', 'kp_multiply',
2905 'kp_subtract', 'kp_add', 'kp_enter', 'kp_decimal', 'sysrq', 'kp_0',
2906 'kp_1', 'kp_2', 'kp_3', 'kp_4', 'kp_5', 'kp_6', 'kp_7', 'kp_8',
2907 'kp_9', 'less', 'f11', 'f12', 'print', 'home', 'pgup', 'pgdn', 'end',
2908 'left', 'up', 'down', 'right', 'insert', 'delete', 'stop', 'again',
2909 'props', 'undo', 'front', 'copy', 'open', 'paste', 'find', 'cut',
2910 'lf', 'help', 'meta_l', 'meta_r', 'compose', 'pause', 'ro',
2916 # Represents a keyboard key.
2920 { 'union': 'KeyValue',
2923 'qcode': 'QKeyCode' } }
2928 # Send keys to guest.
2930 # @keys: An array of @KeyValue elements. All @KeyValues in this array are
2931 # simultaneously sent to the guest. A @KeyValue.number value is sent
2932 # directly to the guest, while @KeyValue.qcode must be a valid
2935 # @hold-time: #optional time to delay key up events, milliseconds. Defaults
2938 # Returns: Nothing on success
2939 # If key is unknown or redundant, InvalidParameter
2944 { 'command': 'send-key',
2945 'data': { 'keys': ['KeyValue'], '*hold-time': 'int' } }
2950 # Write a PPM of the VGA screen to a file.
2952 # @filename: the path of a new PPM file to store the image
2954 # Returns: Nothing on success
2958 { 'command': 'screendump', 'data': {'filename': 'str'} }
2963 # Configuration info for file chardevs.
2965 # @in: #optional The name of the input file
2966 # @out: The name of the output file
2970 { 'struct': 'ChardevFile', 'data': { '*in' : 'str',
2976 # Configuration info for device and pipe chardevs.
2978 # @device: The name of the special file for the device,
2979 # i.e. /dev/ttyS0 on Unix or COM1: on Windows
2980 # @type: What kind of device this is.
2984 { 'struct': 'ChardevHostdev', 'data': { 'device' : 'str' } }
2989 # Configuration info for (stream) socket chardevs.
2991 # @addr: socket address to listen on (server=true)
2992 # or connect to (server=false)
2993 # @server: #optional create server socket (default: true)
2994 # @wait: #optional wait for incoming connection on server
2995 # sockets (default: false).
2996 # @nodelay: #optional set TCP_NODELAY socket option (default: false)
2997 # @telnet: #optional enable telnet protocol on server
2998 # sockets (default: false)
2999 # @reconnect: #optional For a client socket, if a socket is disconnected,
3000 # then attempt a reconnect after the given number of seconds.
3001 # Setting this to zero disables this function. (default: 0)
3006 { 'struct': 'ChardevSocket', 'data': { 'addr' : 'SocketAddress',
3009 '*nodelay' : 'bool',
3011 '*reconnect' : 'int' } }
3016 # Configuration info for datagram socket chardevs.
3018 # @remote: remote address
3019 # @local: #optional local address
3023 { 'struct': 'ChardevUdp', 'data': { 'remote' : 'SocketAddress',
3024 '*local' : 'SocketAddress' } }
3029 # Configuration info for mux chardevs.
3031 # @chardev: name of the base chardev.
3035 { 'struct': 'ChardevMux', 'data': { 'chardev' : 'str' } }
3040 # Configuration info for stdio chardevs.
3042 # @signal: #optional Allow signals (such as SIGINT triggered by ^C)
3043 # be delivered to qemu. Default: true in -nographic mode,
3048 { 'struct': 'ChardevStdio', 'data': { '*signal' : 'bool' } }
3051 # @ChardevSpiceChannel:
3053 # Configuration info for spice vm channel chardevs.
3055 # @type: kind of channel (for example vdagent).
3059 { 'struct': 'ChardevSpiceChannel', 'data': { 'type' : 'str' } }
3062 # @ChardevSpicePort:
3064 # Configuration info for spice port chardevs.
3066 # @fqdn: name of the channel (see docs/spice-port-fqdn.txt)
3070 { 'struct': 'ChardevSpicePort', 'data': { 'fqdn' : 'str' } }
3075 # Configuration info for virtual console chardevs.
3077 # @width: console width, in pixels
3078 # @height: console height, in pixels
3079 # @cols: console width, in chars
3080 # @rows: console height, in chars
3084 { 'struct': 'ChardevVC', 'data': { '*width' : 'int',
3092 # Configuration info for ring buffer chardevs.
3094 # @size: #optional ring buffer size, must be power of two, default is 65536
3098 { 'struct': 'ChardevRingbuf', 'data': { '*size' : 'int' } }
3103 # Configuration info for the new chardev backend.
3105 # Since: 1.4 (testdev since 2.2)
3107 { 'struct': 'ChardevDummy', 'data': { } }
3109 { 'union': 'ChardevBackend', 'data': { 'file' : 'ChardevFile',
3110 'serial' : 'ChardevHostdev',
3111 'parallel': 'ChardevHostdev',
3112 'pipe' : 'ChardevHostdev',
3113 'socket' : 'ChardevSocket',
3114 'udp' : 'ChardevUdp',
3115 'pty' : 'ChardevDummy',
3116 'null' : 'ChardevDummy',
3117 'mux' : 'ChardevMux',
3118 'msmouse': 'ChardevDummy',
3119 'braille': 'ChardevDummy',
3120 'testdev': 'ChardevDummy',
3121 'stdio' : 'ChardevStdio',
3122 'console': 'ChardevDummy',
3123 'spicevmc' : 'ChardevSpiceChannel',
3124 'spiceport' : 'ChardevSpicePort',
3126 'ringbuf': 'ChardevRingbuf',
3127 # next one is just for compatibility
3128 'memory' : 'ChardevRingbuf' } }
3133 # Return info about the chardev backend just created.
3135 # @pty: #optional name of the slave pseudoterminal device, present if
3136 # and only if a chardev of type 'pty' was created
3140 { 'struct' : 'ChardevReturn', 'data': { '*pty' : 'str' } }
3145 # Add a character device backend
3147 # @id: the chardev's ID, must be unique
3148 # @backend: backend type and parameters
3150 # Returns: ChardevReturn.
3154 { 'command': 'chardev-add', 'data': {'id' : 'str',
3155 'backend' : 'ChardevBackend' },
3156 'returns': 'ChardevReturn' }
3161 # Remove a character device backend
3163 # @id: the chardev's ID, must exist and not be in use
3165 # Returns: Nothing on success
3169 { 'command': 'chardev-remove', 'data': {'id': 'str'} }
3174 # An enumeration of TPM models
3176 # @tpm-tis: TPM TIS model
3180 { 'enum': 'TpmModel', 'data': [ 'tpm-tis' ] }
3183 # @query-tpm-models:
3185 # Return a list of supported TPM models
3187 # Returns: a list of TpmModel
3191 { 'command': 'query-tpm-models', 'returns': ['TpmModel'] }
3196 # An enumeration of TPM types
3198 # @passthrough: TPM passthrough type
3202 { 'enum': 'TpmType', 'data': [ 'passthrough' ] }
3207 # Return a list of supported TPM types
3209 # Returns: a list of TpmType
3213 { 'command': 'query-tpm-types', 'returns': ['TpmType'] }
3216 # @TPMPassthroughOptions:
3218 # Information about the TPM passthrough type
3220 # @path: #optional string describing the path used for accessing the TPM device
3222 # @cancel-path: #optional string showing the TPM's sysfs cancel file
3223 # for cancellation of TPM commands while they are executing
3227 { 'struct': 'TPMPassthroughOptions', 'data': { '*path' : 'str',
3228 '*cancel-path' : 'str'} }
3233 # A union referencing different TPM backend types' configuration options
3235 # @passthrough: The configuration options for the TPM passthrough type
3239 { 'union': 'TpmTypeOptions',
3240 'data': { 'passthrough' : 'TPMPassthroughOptions' } }
3245 # Information about the TPM
3247 # @id: The Id of the TPM
3249 # @model: The TPM frontend model
3251 # @options: The TPM (backend) type configuration options
3255 { 'struct': 'TPMInfo',
3256 'data': {'id': 'str',
3257 'model': 'TpmModel',
3258 'options': 'TpmTypeOptions' } }
3263 # Return information about the TPM device
3265 # Returns: @TPMInfo on success
3269 { 'command': 'query-tpm', 'returns': ['TPMInfo'] }
3274 # Specify an ACPI table on the command line to load.
3276 # At most one of @file and @data can be specified. The list of files specified
3277 # by any one of them is loaded and concatenated in order. If both are omitted,
3280 # Other fields / optargs can be used to override fields of the generic ACPI
3281 # table header; refer to the ACPI specification 5.0, section 5.2.6 System
3282 # Description Table Header. If a header field is not overridden, then the
3283 # corresponding value from the concatenated blob is used (in case of @file), or
3284 # it is filled in with a hard-coded value (in case of @data).
3286 # String fields are copied into the matching ACPI member from lowest address
3287 # upwards, and silently truncated / NUL-padded to length.
3289 # @sig: #optional table signature / identifier (4 bytes)
3291 # @rev: #optional table revision number (dependent on signature, 1 byte)
3293 # @oem_id: #optional OEM identifier (6 bytes)
3295 # @oem_table_id: #optional OEM table identifier (8 bytes)
3297 # @oem_rev: #optional OEM-supplied revision number (4 bytes)
3299 # @asl_compiler_id: #optional identifier of the utility that created the table
3302 # @asl_compiler_rev: #optional revision number of the utility that created the
3305 # @file: #optional colon (:) separated list of pathnames to load and
3306 # concatenate as table data. The resultant binary blob is expected to
3307 # have an ACPI table header. At least one file is required. This field
3310 # @data: #optional colon (:) separated list of pathnames to load and
3311 # concatenate as table data. The resultant binary blob must not have an
3312 # ACPI table header. At least one file is required. This field excludes
3317 { 'struct': 'AcpiTableOptions',
3322 '*oem_table_id': 'str',
3323 '*oem_rev': 'uint32',
3324 '*asl_compiler_id': 'str',
3325 '*asl_compiler_rev': 'uint32',
3330 # @CommandLineParameterType:
3332 # Possible types for an option parameter.
3334 # @string: accepts a character string
3336 # @boolean: accepts "on" or "off"
3338 # @number: accepts a number
3340 # @size: accepts a number followed by an optional suffix (K)ilo,
3341 # (M)ega, (G)iga, (T)era
3345 { 'enum': 'CommandLineParameterType',
3346 'data': ['string', 'boolean', 'number', 'size'] }
3349 # @CommandLineParameterInfo:
3351 # Details about a single parameter of a command line option.
3353 # @name: parameter name
3355 # @type: parameter @CommandLineParameterType
3357 # @help: #optional human readable text string, not suitable for parsing.
3359 # @default: #optional default value string (since 2.1)
3363 { 'struct': 'CommandLineParameterInfo',
3364 'data': { 'name': 'str',
3365 'type': 'CommandLineParameterType',
3367 '*default': 'str' } }
3370 # @CommandLineOptionInfo:
3372 # Details about a command line option, including its list of parameter details
3374 # @option: option name
3376 # @parameters: an array of @CommandLineParameterInfo
3380 { 'struct': 'CommandLineOptionInfo',
3381 'data': { 'option': 'str', 'parameters': ['CommandLineParameterInfo'] } }
3384 # @query-command-line-options:
3386 # Query command line option schema.
3388 # @option: #optional option name
3390 # Returns: list of @CommandLineOptionInfo for all options (or for the given
3391 # @option). Returns an error if the given @option doesn't exist.
3395 {'command': 'query-command-line-options', 'data': { '*option': 'str' },
3396 'returns': ['CommandLineOptionInfo'] }
3401 # A X86 32-bit register
3405 { 'enum': 'X86CPURegister32',
3406 'data': [ 'EAX', 'EBX', 'ECX', 'EDX', 'ESP', 'EBP', 'ESI', 'EDI' ] }
3409 # @X86CPUFeatureWordInfo
3411 # Information about a X86 CPU feature word
3413 # @cpuid-input-eax: Input EAX value for CPUID instruction for that feature word
3415 # @cpuid-input-ecx: #optional Input ECX value for CPUID instruction for that
3418 # @cpuid-register: Output register containing the feature bits
3420 # @features: value of output register, containing the feature bits
3424 { 'struct': 'X86CPUFeatureWordInfo',
3425 'data': { 'cpuid-input-eax': 'int',
3426 '*cpuid-input-ecx': 'int',
3427 'cpuid-register': 'X86CPURegister32',
3428 'features': 'int' } }
3433 # Not used by QMP; hack to let us use X86CPUFeatureWordInfoList internally
3437 { 'struct': 'DummyForceArrays',
3438 'data': { 'unused': ['X86CPUFeatureWordInfo'] } }
3444 # Packets receiving state
3446 # @normal: filter assigned packets according to the mac-table
3448 # @none: don't receive any assigned packet
3450 # @all: receive all assigned packets
3454 { 'enum': 'RxState', 'data': [ 'normal', 'none', 'all' ] }
3459 # Rx-filter information for a NIC.
3461 # @name: net client name
3463 # @promiscuous: whether promiscuous mode is enabled
3465 # @multicast: multicast receive state
3467 # @unicast: unicast receive state
3469 # @vlan: vlan receive state (Since 2.0)
3471 # @broadcast-allowed: whether to receive broadcast
3473 # @multicast-overflow: multicast table is overflowed or not
3475 # @unicast-overflow: unicast table is overflowed or not
3477 # @main-mac: the main macaddr string
3479 # @vlan-table: a list of active vlan id
3481 # @unicast-table: a list of unicast macaddr string
3483 # @multicast-table: a list of multicast macaddr string
3488 { 'struct': 'RxFilterInfo',
3491 'promiscuous': 'bool',
3492 'multicast': 'RxState',
3493 'unicast': 'RxState',
3495 'broadcast-allowed': 'bool',
3496 'multicast-overflow': 'bool',
3497 'unicast-overflow': 'bool',
3499 'vlan-table': ['int'],
3500 'unicast-table': ['str'],
3501 'multicast-table': ['str'] }}
3506 # Return rx-filter information for all NICs (or for the given NIC).
3508 # @name: #optional net client name
3510 # Returns: list of @RxFilterInfo for all NICs (or for the given NIC).
3511 # Returns an error if the given @name doesn't exist, or given
3512 # NIC doesn't support rx-filter querying, or given net client
3517 { 'command': 'query-rx-filter', 'data': { '*name': 'str' },
3518 'returns': ['RxFilterInfo'] }
3523 # Button of a pointer input device (mouse, tablet).
3527 { 'enum' : 'InputButton',
3528 'data' : [ 'Left', 'Middle', 'Right', 'WheelUp', 'WheelDown' ] }
3533 # Position axis of a pointer input device (mouse, tablet).
3537 { 'enum' : 'InputAxis',
3538 'data' : [ 'X', 'Y' ] }
3543 # Keyboard input event.
3545 # @key: Which key this event is for.
3546 # @down: True for key-down and false for key-up events.
3550 { 'struct' : 'InputKeyEvent',
3551 'data' : { 'key' : 'KeyValue',
3557 # Pointer button input event.
3559 # @button: Which button this event is for.
3560 # @down: True for key-down and false for key-up events.
3564 { 'struct' : 'InputBtnEvent',
3565 'data' : { 'button' : 'InputButton',
3571 # Pointer motion input event.
3573 # @axis: Which axis is referenced by @value.
3574 # @value: Pointer position. For absolute coordinates the
3575 # valid range is 0 -> 0x7ffff
3579 { 'struct' : 'InputMoveEvent',
3580 'data' : { 'axis' : 'InputAxis',
3586 # Input event union.
3588 # @key: Input event of Keyboard
3589 # @btn: Input event of pointer buttons
3590 # @rel: Input event of relative pointer motion
3591 # @abs: Input event of absolute pointer motion
3595 { 'union' : 'InputEvent',
3596 'data' : { 'key' : 'InputKeyEvent',
3597 'btn' : 'InputBtnEvent',
3598 'rel' : 'InputMoveEvent',
3599 'abs' : 'InputMoveEvent' } }
3602 # @x-input-send-event
3604 # Send input event(s) to guest.
3606 # @console: #optional console to send event(s) to.
3607 # This parameter can be used to send the input event to
3608 # specific input devices in case (a) multiple input devices
3609 # of the same kind are added to the virtual machine and (b)
3610 # you have configured input routing (see docs/multiseat.txt)
3611 # for those input devices. If input routing is not
3612 # configured this parameter has no effect.
3613 # If @console is missing, only devices that aren't associated
3614 # with a console are admissible.
3615 # If @console is specified, it must exist, and both devices
3616 # associated with that console and devices not associated with a
3617 # console are admissible, but the former take precedence.
3620 # @events: List of InputEvent union.
3622 # Returns: Nothing on success.
3626 # Note: this command is experimental, and not a stable API.
3629 { 'command': 'x-input-send-event',
3630 'data': { '*console':'int', 'events': [ 'InputEvent' ] } }
3635 # A discriminated record of NUMA options. (for OptsVisitor)
3639 { 'union': 'NumaOptions',
3641 'node': 'NumaNodeOptions' }}
3646 # Create a guest NUMA node. (for OptsVisitor)
3648 # @nodeid: #optional NUMA node ID (increase by 1 from 0 if omitted)
3650 # @cpus: #optional VCPUs belonging to this node (assign VCPUS round-robin
3653 # @mem: #optional memory size of this node; mutually exclusive with @memdev.
3654 # Equally divide total memory among nodes if both @mem and @memdev are
3657 # @memdev: #optional memory backend object. If specified for one node,
3658 # it must be specified for all nodes.
3662 { 'struct': 'NumaNodeOptions',
3664 '*nodeid': 'uint16',
3665 '*cpus': ['uint16'],
3672 # Host memory policy types
3674 # @default: restore default policy, remove any nondefault policy
3676 # @preferred: set the preferred host nodes for allocation
3678 # @bind: a strict policy that restricts memory allocation to the
3679 # host nodes specified
3681 # @interleave: memory allocations are interleaved across the set
3682 # of host nodes specified
3686 { 'enum': 'HostMemPolicy',
3687 'data': [ 'default', 'preferred', 'bind', 'interleave' ] }
3692 # Information about memory backend
3694 # @size: memory backend size
3696 # @merge: enables or disables memory merge support
3698 # @dump: includes memory backend's memory in a core dump or not
3700 # @prealloc: enables or disables memory preallocation
3702 # @host-nodes: host nodes for its memory policy
3704 # @policy: memory policy of memory backend
3709 { 'struct': 'Memdev',
3715 'host-nodes': ['uint16'],
3716 'policy': 'HostMemPolicy' }}
3721 # Returns information for all memory backends.
3723 # Returns: a list of @Memdev.
3727 { 'command': 'query-memdev', 'returns': ['Memdev'] }
3730 # @PCDIMMDeviceInfo:
3732 # PCDIMMDevice state information
3734 # @id: #optional device's ID
3736 # @addr: physical address, where device is mapped
3738 # @size: size of memory that the device provides
3740 # @slot: slot number at which device is plugged in
3742 # @node: NUMA node number where device is plugged in
3744 # @memdev: memory backend linked with device
3746 # @hotplugged: true if device was hotplugged
3748 # @hotpluggable: true if device if could be added/removed while machine is running
3752 { 'struct': 'PCDIMMDeviceInfo',
3753 'data': { '*id': 'str',
3759 'hotplugged': 'bool',
3760 'hotpluggable': 'bool'
3765 # @MemoryDeviceInfo:
3767 # Union containing information about a memory device
3771 { 'union': 'MemoryDeviceInfo', 'data': {'dimm': 'PCDIMMDeviceInfo'} }
3774 # @query-memory-devices
3776 # Lists available memory devices and their state
3780 { 'command': 'query-memory-devices', 'returns': ['MemoryDeviceInfo'] }
3784 # @DIMM: memory slot
3786 { 'enum': 'ACPISlotType', 'data': [ 'DIMM' ] }
3790 # OSPM Status Indication for a device
3791 # For description of possible values of @source and @status fields
3792 # see "_OST (OSPM Status Indication)" chapter of ACPI5.0 spec.
3794 # @device: #optional device ID associated with slot
3796 # @slot: slot ID, unique per slot of a given @slot-type
3798 # @slot-type: type of the slot
3800 # @source: an integer containing the source event
3802 # @status: an integer containing the status code
3806 { 'struct': 'ACPIOSTInfo',
3807 'data' : { '*device': 'str',
3809 'slot-type': 'ACPISlotType',
3814 # @query-acpi-ospm-status
3816 # Lists ACPI OSPM status of ACPI device objects,
3817 # which might be reported via _OST method
3821 { 'command': 'query-acpi-ospm-status', 'returns': ['ACPIOSTInfo'] }
3824 # @WatchdogExpirationAction
3826 # An enumeration of the actions taken when the watchdog device's timer is
3829 # @reset: system resets
3831 # @shutdown: system shutdown, note that it is similar to @powerdown, which
3832 # tries to set to system status and notify guest
3834 # @poweroff: system poweroff, the emulator program exits
3836 # @pause: system pauses, similar to @stop
3838 # @debug: system enters debug state
3840 # @none: nothing is done
3842 # @inject-nmi: a non-maskable interrupt is injected into the first VCPU (all
3843 # VCPUS on x86) (since 2.4)
3847 { 'enum': 'WatchdogExpirationAction',
3848 'data': [ 'reset', 'shutdown', 'poweroff', 'pause', 'debug', 'none',
3854 # An enumeration of the I/O operation types
3856 # @read: read operation
3858 # @write: write operation
3862 { 'enum': 'IoOperationType',
3863 'data': [ 'read', 'write' ] }
3868 # An enumeration of the actions taken when guest OS panic is detected
3870 # @pause: system pauses
3874 { 'enum': 'GuestPanicAction',
3875 'data': [ 'pause' ] }
3878 # @rtc-reset-reinjection
3880 # This command will reset the RTC interrupt reinjection backlog.
3881 # Can be used if another mechanism to synchronize guest time
3882 # is in effect, for example QEMU guest agent's guest-set-time
3887 { 'command': 'rtc-reset-reinjection' }
3889 # Rocker ethernet network switch
3890 { 'include': 'qapi/rocker.json' }
3895 # Mode of the replay subsystem.
3897 # @none: normal execution mode. Replay or record are not enabled.
3899 # @record: record mode. All non-deterministic data is written into the
3902 # @play: replay mode. Non-deterministic data required for system execution
3903 # is read from the log.
3907 { 'enum': 'ReplayMode',
3908 'data': [ 'none', 'record', 'play' ] }