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1# -*- Mode: Python -*-
2#
3# QAPI Schema
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5##
6# @ErrorClass
7#
8# QEMU error classes
9#
10# @GenericError: this is used for errors that don't require a specific error
11# class. This should be the default case for most errors
12#
13# @CommandNotFound: the requested command has not been found
14#
15# @DeviceEncrypted: the requested operation can't be fulfilled because the
16# selected device is encrypted
17#
18# @DeviceNotActive: a device has failed to be become active
19#
20# @DeviceNotFound: the requested device has not been found
21#
22# @KVMMissingCap: the requested operation can't be fulfilled because a
23# required KVM capability is missing
24#
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25# Since: 1.2
26##
27{ 'enum': 'ErrorClass',
28 'data': [ 'GenericError', 'CommandNotFound', 'DeviceEncrypted',
1e998146 29 'DeviceNotActive', 'DeviceNotFound', 'KVMMissingCap' ] }
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31##
32# @add_client
33#
34# Allow client connections for VNC, Spice and socket based
35# character devices to be passed in to QEMU via SCM_RIGHTS.
36#
37# @protocol: protocol name. Valid names are "vnc", "spice" or the
38# name of a character device (eg. from -chardev id=XXXX)
39#
40# @fdname: file descriptor name previously passed via 'getfd' command
41#
42# @skipauth: #optional whether to skip authentication. Only applies
43# to "vnc" and "spice" protocols
44#
45# @tls: #optional whether to perform TLS. Only applies to the "spice"
46# protocol
47#
48# Returns: nothing on success.
49#
50# Since: 0.14.0
51##
52{ 'command': 'add_client',
53 'data': { 'protocol': 'str', 'fdname': 'str', '*skipauth': 'bool',
54 '*tls': 'bool' } }
55
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56##
57# @NameInfo:
58#
59# Guest name information.
60#
61# @name: #optional The name of the guest
62#
63# Since 0.14.0
64##
65{ 'type': 'NameInfo', 'data': {'*name': 'str'} }
66
67##
68# @query-name:
69#
70# Return the name information of a guest.
71#
72# Returns: @NameInfo of the guest
73#
74# Since 0.14.0
75##
76{ 'command': 'query-name', 'returns': 'NameInfo' }
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77
78##
79# @VersionInfo:
80#
81# A description of QEMU's version.
82#
83# @qemu.major: The major version of QEMU
84#
85# @qemu.minor: The minor version of QEMU
86#
87# @qemu.micro: The micro version of QEMU. By current convention, a micro
88# version of 50 signifies a development branch. A micro version
89# greater than or equal to 90 signifies a release candidate for
90# the next minor version. A micro version of less than 50
91# signifies a stable release.
92#
93# @package: QEMU will always set this field to an empty string. Downstream
94# versions of QEMU should set this to a non-empty string. The
95# exact format depends on the downstream however it highly
96# recommended that a unique name is used.
97#
98# Since: 0.14.0
99##
100{ 'type': 'VersionInfo',
101 'data': {'qemu': {'major': 'int', 'minor': 'int', 'micro': 'int'},
102 'package': 'str'} }
103
104##
105# @query-version:
106#
107# Returns the current version of QEMU.
108#
109# Returns: A @VersionInfo object describing the current version of QEMU.
110#
111# Since: 0.14.0
112##
113{ 'command': 'query-version', 'returns': 'VersionInfo' }
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114
115##
116# @KvmInfo:
117#
118# Information about support for KVM acceleration
119#
120# @enabled: true if KVM acceleration is active
121#
122# @present: true if KVM acceleration is built into this executable
123#
124# Since: 0.14.0
125##
126{ 'type': 'KvmInfo', 'data': {'enabled': 'bool', 'present': 'bool'} }
127
128##
129# @query-kvm:
130#
131# Returns information about KVM acceleration
132#
133# Returns: @KvmInfo
134#
135# Since: 0.14.0
136##
137{ 'command': 'query-kvm', 'returns': 'KvmInfo' }
138
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139##
140# @RunState
141#
6932a69b 142# An enumeration of VM run states.
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143#
144# @debug: QEMU is running on a debugger
145#
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146# @finish-migrate: guest is paused to finish the migration process
147#
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148# @inmigrate: guest is paused waiting for an incoming migration. Note
149# that this state does not tell whether the machine will start at the
150# end of the migration. This depends on the command-line -S option and
151# any invocation of 'stop' or 'cont' that has happened since QEMU was
152# started.
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153#
154# @internal-error: An internal error that prevents further guest execution
155# has occurred
156#
157# @io-error: the last IOP has failed and the device is configured to pause
158# on I/O errors
159#
160# @paused: guest has been paused via the 'stop' command
161#
162# @postmigrate: guest is paused following a successful 'migrate'
163#
164# @prelaunch: QEMU was started with -S and guest has not started
165#
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166# @restore-vm: guest is paused to restore VM state
167#
168# @running: guest is actively running
169#
170# @save-vm: guest is paused to save the VM state
171#
172# @shutdown: guest is shut down (and -no-shutdown is in use)
173#
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174# @suspended: guest is suspended (ACPI S3)
175#
1fa9a5e4 176# @watchdog: the watchdog action is configured to pause and has been triggered
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177#
178# @guest-panicked: guest has been panicked as a result of guest OS panic
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179##
180{ 'enum': 'RunState',
181 'data': [ 'debug', 'inmigrate', 'internal-error', 'io-error', 'paused',
182 'postmigrate', 'prelaunch', 'finish-migrate', 'restore-vm',
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183 'running', 'save-vm', 'shutdown', 'suspended', 'watchdog',
184 'guest-panicked' ] }
1fa9a5e4 185
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186##
187# @SnapshotInfo
188#
189# @id: unique snapshot id
190#
191# @name: user chosen name
192#
193# @vm-state-size: size of the VM state
194#
195# @date-sec: UTC date of the snapshot in seconds
196#
197# @date-nsec: fractional part in nano seconds to be used with date-sec
198#
199# @vm-clock-sec: VM clock relative to boot in seconds
200#
201# @vm-clock-nsec: fractional part in nano seconds to be used with vm-clock-sec
202#
203# Since: 1.3
204#
205##
206
207{ 'type': 'SnapshotInfo',
208 'data': { 'id': 'str', 'name': 'str', 'vm-state-size': 'int',
209 'date-sec': 'int', 'date-nsec': 'int',
210 'vm-clock-sec': 'int', 'vm-clock-nsec': 'int' } }
211
212##
213# @ImageInfo:
214#
215# Information about a QEMU image file
216#
217# @filename: name of the image file
218#
219# @format: format of the image file
220#
221# @virtual-size: maximum capacity in bytes of the image
222#
223# @actual-size: #optional actual size on disk in bytes of the image
224#
225# @dirty-flag: #optional true if image is not cleanly closed
226#
227# @cluster-size: #optional size of a cluster in bytes
228#
229# @encrypted: #optional true if the image is encrypted
230#
231# @backing-filename: #optional name of the backing file
232#
233# @full-backing-filename: #optional full path of the backing file
234#
235# @backing-filename-format: #optional the format of the backing file
236#
237# @snapshots: #optional list of VM snapshots
238#
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239# @backing-image: #optional info of the backing image (since 1.6)
240#
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241# Since: 1.3
242#
243##
244
245{ 'type': 'ImageInfo',
246 'data': {'filename': 'str', 'format': 'str', '*dirty-flag': 'bool',
247 '*actual-size': 'int', 'virtual-size': 'int',
248 '*cluster-size': 'int', '*encrypted': 'bool',
249 '*backing-filename': 'str', '*full-backing-filename': 'str',
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250 '*backing-filename-format': 'str', '*snapshots': ['SnapshotInfo'],
251 '*backing-image': 'ImageInfo' } }
c249ee68 252
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253##
254# @ImageCheck:
255#
256# Information about a QEMU image file check
257#
258# @filename: name of the image file checked
259#
260# @format: format of the image file checked
261#
262# @check-errors: number of unexpected errors occurred during check
263#
264# @image-end-offset: #optional offset (in bytes) where the image ends, this
265# field is present if the driver for the image format
266# supports it
267#
268# @corruptions: #optional number of corruptions found during the check if any
269#
270# @leaks: #optional number of leaks found during the check if any
271#
272# @corruptions-fixed: #optional number of corruptions fixed during the check
273# if any
274#
275# @leaks-fixed: #optional number of leaks fixed during the check if any
276#
277# @total-clusters: #optional total number of clusters, this field is present
278# if the driver for the image format supports it
279#
280# @allocated-clusters: #optional total number of allocated clusters, this
281# field is present if the driver for the image format
282# supports it
283#
284# @fragmented-clusters: #optional total number of fragmented clusters, this
285# field is present if the driver for the image format
286# supports it
287#
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288# @compressed-clusters: #optional total number of compressed clusters, this
289# field is present if the driver for the image format
290# supports it
291#
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292# Since: 1.4
293#
294##
295
296{ 'type': 'ImageCheck',
297 'data': {'filename': 'str', 'format': 'str', 'check-errors': 'int',
298 '*image-end-offset': 'int', '*corruptions': 'int', '*leaks': 'int',
299 '*corruptions-fixed': 'int', '*leaks-fixed': 'int',
300 '*total-clusters': 'int', '*allocated-clusters': 'int',
e6439d78 301 '*fragmented-clusters': 'int', '*compressed-clusters': 'int' } }
8599ea4c 302
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303##
304# @StatusInfo:
305#
306# Information about VCPU run state
307#
308# @running: true if all VCPUs are runnable, false if not runnable
309#
310# @singlestep: true if VCPUs are in single-step mode
311#
312# @status: the virtual machine @RunState
313#
314# Since: 0.14.0
315#
316# Notes: @singlestep is enabled through the GDB stub
317##
318{ 'type': 'StatusInfo',
319 'data': {'running': 'bool', 'singlestep': 'bool', 'status': 'RunState'} }
320
321##
322# @query-status:
323#
324# Query the run status of all VCPUs
325#
326# Returns: @StatusInfo reflecting all VCPUs
327#
328# Since: 0.14.0
329##
330{ 'command': 'query-status', 'returns': 'StatusInfo' }
331
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332##
333# @UuidInfo:
334#
335# Guest UUID information.
336#
337# @UUID: the UUID of the guest
338#
339# Since: 0.14.0
340#
341# Notes: If no UUID was specified for the guest, a null UUID is returned.
342##
343{ 'type': 'UuidInfo', 'data': {'UUID': 'str'} }
344
345##
346# @query-uuid:
347#
348# Query the guest UUID information.
349#
350# Returns: The @UuidInfo for the guest
351#
352# Since 0.14.0
353##
354{ 'command': 'query-uuid', 'returns': 'UuidInfo' }
355
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356##
357# @ChardevInfo:
358#
359# Information about a character device.
360#
361# @label: the label of the character device
362#
363# @filename: the filename of the character device
364#
365# Notes: @filename is encoded using the QEMU command line character device
366# encoding. See the QEMU man page for details.
367#
368# Since: 0.14.0
369##
370{ 'type': 'ChardevInfo', 'data': {'label': 'str', 'filename': 'str'} }
371
372##
373# @query-chardev:
374#
375# Returns information about current character devices.
376#
377# Returns: a list of @ChardevInfo
378#
379# Since: 0.14.0
380##
381{ 'command': 'query-chardev', 'returns': ['ChardevInfo'] }
aa9b79bc 382
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383##
384# @DataFormat:
385#
386# An enumeration of data format.
387#
3949e594 388# @utf8: Data is a UTF-8 string (RFC 3629)
1f590cf9 389#
3949e594 390# @base64: Data is Base64 encoded binary (RFC 3548)
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391#
392# Since: 1.4
393##
ad0f171e 394{ 'enum': 'DataFormat',
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395 'data': [ 'utf8', 'base64' ] }
396
397##
3949e594 398# @ringbuf-write:
1f590cf9 399#
3949e594 400# Write to a ring buffer character device.
1f590cf9 401#
3949e594 402# @device: the ring buffer character device name
1f590cf9 403#
3949e594 404# @data: data to write
1f590cf9 405#
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406# @format: #optional data encoding (default 'utf8').
407# - base64: data must be base64 encoded text. Its binary
408# decoding gets written.
409# Bug: invalid base64 is currently not rejected.
410# Whitespace *is* invalid.
411# - utf8: data's UTF-8 encoding is written
412# - data itself is always Unicode regardless of format, like
413# any other string.
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414#
415# Returns: Nothing on success
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416#
417# Since: 1.4
418##
3949e594 419{ 'command': 'ringbuf-write',
82e59a67 420 'data': {'device': 'str', 'data': 'str',
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421 '*format': 'DataFormat'} }
422
49b6d722 423##
3949e594 424# @ringbuf-read:
49b6d722 425#
3949e594 426# Read from a ring buffer character device.
49b6d722 427#
3949e594 428# @device: the ring buffer character device name
49b6d722 429#
3949e594 430# @size: how many bytes to read at most
49b6d722 431#
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432# @format: #optional data encoding (default 'utf8').
433# - base64: the data read is returned in base64 encoding.
434# - utf8: the data read is interpreted as UTF-8.
435# Bug: can screw up when the buffer contains invalid UTF-8
436# sequences, NUL characters, after the ring buffer lost
437# data, and when reading stops because the size limit is
438# reached.
439# - The return value is always Unicode regardless of format,
440# like any other string.
49b6d722 441#
3ab651fc 442# Returns: data read from the device
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443#
444# Since: 1.4
445##
3949e594 446{ 'command': 'ringbuf-read',
49b6d722 447 'data': {'device': 'str', 'size': 'int', '*format': 'DataFormat'},
3ab651fc 448 'returns': 'str' }
49b6d722 449
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450##
451# @CommandInfo:
452#
453# Information about a QMP command
454#
455# @name: The command name
456#
457# Since: 0.14.0
458##
459{ 'type': 'CommandInfo', 'data': {'name': 'str'} }
460
461##
462# @query-commands:
463#
464# Return a list of supported QMP commands by this server
465#
466# Returns: A list of @CommandInfo for all supported commands
467#
468# Since: 0.14.0
469##
470{ 'command': 'query-commands', 'returns': ['CommandInfo'] }
471
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472##
473# @EventInfo:
474#
475# Information about a QMP event
476#
477# @name: The event name
478#
479# Since: 1.2.0
480##
481{ 'type': 'EventInfo', 'data': {'name': 'str'} }
482
483##
484# @query-events:
485#
486# Return a list of supported QMP events by this server
487#
488# Returns: A list of @EventInfo for all supported events
489#
490# Since: 1.2.0
491##
492{ 'command': 'query-events', 'returns': ['EventInfo'] }
493
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494##
495# @MigrationStats
496#
497# Detailed migration status.
498#
499# @transferred: amount of bytes already transferred to the target VM
500#
501# @remaining: amount of bytes remaining to be transferred to the target VM
502#
503# @total: total amount of bytes involved in the migration process
504#
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505# @duplicate: number of duplicate (zero) pages (since 1.2)
506#
507# @skipped: number of skipped zero pages (since 1.5)
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508#
509# @normal : number of normal pages (since 1.2)
510#
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511# @normal-bytes: number of normal bytes sent (since 1.2)
512#
513# @dirty-pages-rate: number of pages dirtied by second by the
514# guest (since 1.3)
004d4c10 515#
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516# @mbps: throughput in megabits/sec. (since 1.6)
517#
004d4c10 518# Since: 0.14.0
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519##
520{ 'type': 'MigrationStats',
d5f8a570 521 'data': {'transferred': 'int', 'remaining': 'int', 'total': 'int' ,
f1c72795 522 'duplicate': 'int', 'skipped': 'int', 'normal': 'int',
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523 'normal-bytes': 'int', 'dirty-pages-rate' : 'int',
524 'mbps' : 'number' } }
791e7c82 525
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526##
527# @XBZRLECacheStats
528#
529# Detailed XBZRLE migration cache statistics
530#
531# @cache-size: XBZRLE cache size
532#
533# @bytes: amount of bytes already transferred to the target VM
534#
535# @pages: amount of pages transferred to the target VM
536#
537# @cache-miss: number of cache miss
538#
539# @overflow: number of overflows
540#
541# Since: 1.2
542##
543{ 'type': 'XBZRLECacheStats',
544 'data': {'cache-size': 'int', 'bytes': 'int', 'pages': 'int',
545 'cache-miss': 'int', 'overflow': 'int' } }
546
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547##
548# @MigrationInfo
549#
550# Information about current migration process.
551#
552# @status: #optional string describing the current migration status.
553# As of 0.14.0 this can be 'active', 'completed', 'failed' or
554# 'cancelled'. If this field is not returned, no migration process
555# has been initiated
556#
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557# @ram: #optional @MigrationStats containing detailed migration
558# status, only returned if status is 'active' or
559# 'completed'. 'comppleted' (since 1.2)
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560#
561# @disk: #optional @MigrationStats containing detailed disk migration
562# status, only returned if status is 'active' and it is a block
563# migration
564#
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565# @xbzrle-cache: #optional @XBZRLECacheStats containing detailed XBZRLE
566# migration statistics, only returned if XBZRLE feature is on and
567# status is 'active' or 'completed' (since 1.2)
568#
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569# @total-time: #optional total amount of milliseconds since migration started.
570# If migration has ended, it returns the total migration
571# time. (since 1.2)
572#
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573# @downtime: #optional only present when migration finishes correctly
574# total downtime in milliseconds for the guest.
575# (since 1.3)
576#
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577# @expected-downtime: #optional only present while migration is active
578# expected downtime in milliseconds for the guest in last walk
579# of the dirty bitmap. (since 1.3)
580#
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581# Since: 0.14.0
582##
583{ 'type': 'MigrationInfo',
584 'data': {'*status': 'str', '*ram': 'MigrationStats',
f36d55af 585 '*disk': 'MigrationStats',
7aa939af 586 '*xbzrle-cache': 'XBZRLECacheStats',
9c5a9fcf 587 '*total-time': 'int',
2c52ddf1 588 '*expected-downtime': 'int',
9c5a9fcf 589 '*downtime': 'int'} }
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590
591##
592# @query-migrate
593#
594# Returns information about current migration process.
595#
596# Returns: @MigrationInfo
597#
598# Since: 0.14.0
599##
600{ 'command': 'query-migrate', 'returns': 'MigrationInfo' }
601
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602##
603# @MigrationCapability
604#
605# Migration capabilities enumeration
606#
607# @xbzrle: Migration supports xbzrle (Xor Based Zero Run Length Encoding).
608# This feature allows us to minimize migration traffic for certain work
609# loads, by sending compressed difference of the pages
610#
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611# @x-rdma-pin-all: Controls whether or not the entire VM memory footprint is
612# mlock()'d on demand or all at once. Refer to docs/rdma.txt for usage.
613# Disabled by default. Experimental: may (or may not) be renamed after
614# further testing is complete. (since 1.6)
615#
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616# Since: 1.2
617##
618{ 'enum': 'MigrationCapability',
60d9222c 619 'data': ['xbzrle', 'x-rdma-pin-all'] }
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620
621##
622# @MigrationCapabilityStatus
623#
624# Migration capability information
625#
626# @capability: capability enum
627#
628# @state: capability state bool
629#
630# Since: 1.2
631##
632{ 'type': 'MigrationCapabilityStatus',
633 'data': { 'capability' : 'MigrationCapability', 'state' : 'bool' } }
634
635##
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636# @migrate-set-capabilities
637#
638# Enable/Disable the following migration capabilities (like xbzrle)
639#
640# @capabilities: json array of capability modifications to make
641#
642# Since: 1.2
643##
644{ 'command': 'migrate-set-capabilities',
645 'data': { 'capabilities': ['MigrationCapabilityStatus'] } }
646
647##
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648# @query-migrate-capabilities
649#
650# Returns information about the current migration capabilities status
651#
652# Returns: @MigrationCapabilitiesStatus
653#
654# Since: 1.2
655##
656{ 'command': 'query-migrate-capabilities', 'returns': ['MigrationCapabilityStatus']}
657
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658##
659# @MouseInfo:
660#
661# Information about a mouse device.
662#
663# @name: the name of the mouse device
664#
665# @index: the index of the mouse device
666#
667# @current: true if this device is currently receiving mouse events
668#
669# @absolute: true if this device supports absolute coordinates as input
670#
671# Since: 0.14.0
672##
673{ 'type': 'MouseInfo',
674 'data': {'name': 'str', 'index': 'int', 'current': 'bool',
675 'absolute': 'bool'} }
676
677##
678# @query-mice:
679#
680# Returns information about each active mouse device
681#
682# Returns: a list of @MouseInfo for each device
683#
684# Since: 0.14.0
685##
686{ 'command': 'query-mice', 'returns': ['MouseInfo'] }
687
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688##
689# @CpuInfo:
690#
691# Information about a virtual CPU
692#
693# @CPU: the index of the virtual CPU
694#
695# @current: this only exists for backwards compatible and should be ignored
b80e560b 696#
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697# @halted: true if the virtual CPU is in the halt state. Halt usually refers
698# to a processor specific low power mode.
699#
700# @pc: #optional If the target is i386 or x86_64, this is the 64-bit instruction
701# pointer.
702# If the target is Sparc, this is the PC component of the
703# instruction pointer.
704#
705# @nip: #optional If the target is PPC, the instruction pointer
706#
707# @npc: #optional If the target is Sparc, the NPC component of the instruction
708# pointer
709#
710# @PC: #optional If the target is MIPS, the instruction pointer
711#
712# @thread_id: ID of the underlying host thread
713#
714# Since: 0.14.0
715#
716# Notes: @halted is a transient state that changes frequently. By the time the
717# data is sent to the client, the guest may no longer be halted.
718##
719{ 'type': 'CpuInfo',
720 'data': {'CPU': 'int', 'current': 'bool', 'halted': 'bool', '*pc': 'int',
721 '*nip': 'int', '*npc': 'int', '*PC': 'int', 'thread_id': 'int'} }
722
723##
724# @query-cpus:
725#
726# Returns a list of information about each virtual CPU.
727#
728# Returns: a list of @CpuInfo for each virtual CPU
729#
730# Since: 0.14.0
731##
732{ 'command': 'query-cpus', 'returns': ['CpuInfo'] }
733
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734##
735# @BlockDeviceInfo:
736#
737# Information about the backing device for a block device.
738#
739# @file: the filename of the backing device
740#
741# @ro: true if the backing device was open read-only
742#
743# @drv: the name of the block format used to open the backing device. As of
744# 0.14.0 this can be: 'blkdebug', 'bochs', 'cloop', 'cow', 'dmg',
745# 'file', 'file', 'ftp', 'ftps', 'host_cdrom', 'host_device',
746# 'host_floppy', 'http', 'https', 'nbd', 'parallels', 'qcow',
747# 'qcow2', 'raw', 'tftp', 'vdi', 'vmdk', 'vpc', 'vvfat'
748#
749# @backing_file: #optional the name of the backing file (for copy-on-write)
750#
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751# @backing_file_depth: number of files in the backing file chain (since: 1.2)
752#
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753# @encrypted: true if the backing device is encrypted
754#
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755# @encryption_key_missing: true if the backing device is encrypted but an
756# valid encryption key is missing
757#
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758# @bps: total throughput limit in bytes per second is specified
759#
760# @bps_rd: read throughput limit in bytes per second is specified
761#
762# @bps_wr: write throughput limit in bytes per second is specified
763#
764# @iops: total I/O operations per second is specified
765#
766# @iops_rd: read I/O operations per second is specified
767#
768# @iops_wr: write I/O operations per second is specified
769#
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770# @image: the info of image used (since: 1.6)
771#
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772# Since: 0.14.0
773#
774# Notes: This interface is only found in @BlockInfo.
775##
776{ 'type': 'BlockDeviceInfo',
777 'data': { 'file': 'str', 'ro': 'bool', 'drv': 'str',
2e3e3317 778 '*backing_file': 'str', 'backing_file_depth': 'int',
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779 'encrypted': 'bool', 'encryption_key_missing': 'bool',
780 'bps': 'int', 'bps_rd': 'int', 'bps_wr': 'int',
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781 'iops': 'int', 'iops_rd': 'int', 'iops_wr': 'int',
782 'image': 'ImageInfo' } }
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783
784##
785# @BlockDeviceIoStatus:
786#
787# An enumeration of block device I/O status.
788#
789# @ok: The last I/O operation has succeeded
790#
791# @failed: The last I/O operation has failed
792#
793# @nospace: The last I/O operation has failed due to a no-space condition
794#
795# Since: 1.0
796##
797{ 'enum': 'BlockDeviceIoStatus', 'data': [ 'ok', 'failed', 'nospace' ] }
798
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799##
800# @BlockDirtyInfo:
801#
802# Block dirty bitmap information.
803#
804# @count: number of dirty bytes according to the dirty bitmap
805#
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806# @granularity: granularity of the dirty bitmap in bytes (since 1.4)
807#
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808# Since: 1.3
809##
810{ 'type': 'BlockDirtyInfo',
50717e94 811 'data': {'count': 'int', 'granularity': 'int'} }
b9a9b3a4 812
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813##
814# @BlockInfo:
815#
816# Block device information. This structure describes a virtual device and
817# the backing device associated with it.
818#
819# @device: The device name associated with the virtual device.
820#
821# @type: This field is returned only for compatibility reasons, it should
822# not be used (always returns 'unknown')
823#
824# @removable: True if the device supports removable media.
825#
826# @locked: True if the guest has locked this device from having its media
827# removed
828#
829# @tray_open: #optional True if the device has a tray and it is open
830# (only present if removable is true)
831#
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832# @dirty: #optional dirty bitmap information (only present if the dirty
833# bitmap is enabled)
834#
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835# @io-status: #optional @BlockDeviceIoStatus. Only present if the device
836# supports it and the VM is configured to stop on errors
837#
838# @inserted: #optional @BlockDeviceInfo describing the device if media is
839# present
840#
841# Since: 0.14.0
842##
843{ 'type': 'BlockInfo',
844 'data': {'device': 'str', 'type': 'str', 'removable': 'bool',
845 'locked': 'bool', '*inserted': 'BlockDeviceInfo',
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846 '*tray_open': 'bool', '*io-status': 'BlockDeviceIoStatus',
847 '*dirty': 'BlockDirtyInfo' } }
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848
849##
850# @query-block:
851#
852# Get a list of BlockInfo for all virtual block devices.
853#
854# Returns: a list of @BlockInfo describing each virtual block device
855#
856# Since: 0.14.0
857##
858{ 'command': 'query-block', 'returns': ['BlockInfo'] }
859
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860##
861# @BlockDeviceStats:
862#
863# Statistics of a virtual block device or a block backing device.
864#
865# @rd_bytes: The number of bytes read by the device.
866#
867# @wr_bytes: The number of bytes written by the device.
868#
869# @rd_operations: The number of read operations performed by the device.
870#
871# @wr_operations: The number of write operations performed by the device.
872#
873# @flush_operations: The number of cache flush operations performed by the
874# device (since 0.15.0)
875#
876# @flush_total_time_ns: Total time spend on cache flushes in nano-seconds
877# (since 0.15.0).
878#
879# @wr_total_time_ns: Total time spend on writes in nano-seconds (since 0.15.0).
880#
881# @rd_total_time_ns: Total_time_spend on reads in nano-seconds (since 0.15.0).
882#
883# @wr_highest_offset: The offset after the greatest byte written to the
884# device. The intended use of this information is for
885# growable sparse files (like qcow2) that are used on top
886# of a physical device.
887#
888# Since: 0.14.0
889##
890{ 'type': 'BlockDeviceStats',
891 'data': {'rd_bytes': 'int', 'wr_bytes': 'int', 'rd_operations': 'int',
892 'wr_operations': 'int', 'flush_operations': 'int',
893 'flush_total_time_ns': 'int', 'wr_total_time_ns': 'int',
894 'rd_total_time_ns': 'int', 'wr_highest_offset': 'int' } }
895
896##
897# @BlockStats:
898#
899# Statistics of a virtual block device or a block backing device.
900#
901# @device: #optional If the stats are for a virtual block device, the name
902# corresponding to the virtual block device.
903#
904# @stats: A @BlockDeviceStats for the device.
905#
906# @parent: #optional This may point to the backing block device if this is a
907# a virtual block device. If it's a backing block, this will point
908# to the backing file is one is present.
909#
910# Since: 0.14.0
911##
912{ 'type': 'BlockStats',
913 'data': {'*device': 'str', 'stats': 'BlockDeviceStats',
914 '*parent': 'BlockStats'} }
915
916##
917# @query-blockstats:
918#
919# Query the @BlockStats for all virtual block devices.
920#
921# Returns: A list of @BlockStats for each virtual block devices.
922#
923# Since: 0.14.0
924##
925{ 'command': 'query-blockstats', 'returns': ['BlockStats'] }
926
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927##
928# @VncClientInfo:
929#
930# Information about a connected VNC client.
931#
932# @host: The host name of the client. QEMU tries to resolve this to a DNS name
933# when possible.
934#
935# @family: 'ipv6' if the client is connected via IPv6 and TCP
936# 'ipv4' if the client is connected via IPv4 and TCP
937# 'unix' if the client is connected via a unix domain socket
938# 'unknown' otherwise
939#
940# @service: The service name of the client's port. This may depends on the
941# host system's service database so symbolic names should not be
942# relied on.
943#
944# @x509_dname: #optional If x509 authentication is in use, the Distinguished
945# Name of the client.
946#
947# @sasl_username: #optional If SASL authentication is in use, the SASL username
948# used for authentication.
949#
950# Since: 0.14.0
951##
952{ 'type': 'VncClientInfo',
953 'data': {'host': 'str', 'family': 'str', 'service': 'str',
954 '*x509_dname': 'str', '*sasl_username': 'str'} }
955
956##
957# @VncInfo:
958#
959# Information about the VNC session.
960#
961# @enabled: true if the VNC server is enabled, false otherwise
962#
963# @host: #optional The hostname the VNC server is bound to. This depends on
964# the name resolution on the host and may be an IP address.
965#
966# @family: #optional 'ipv6' if the host is listening for IPv6 connections
967# 'ipv4' if the host is listening for IPv4 connections
968# 'unix' if the host is listening on a unix domain socket
969# 'unknown' otherwise
970#
971# @service: #optional The service name of the server's port. This may depends
972# on the host system's service database so symbolic names should not
973# be relied on.
974#
975# @auth: #optional the current authentication type used by the server
976# 'none' if no authentication is being used
977# 'vnc' if VNC authentication is being used
978# 'vencrypt+plain' if VEncrypt is used with plain text authentication
979# 'vencrypt+tls+none' if VEncrypt is used with TLS and no authentication
980# 'vencrypt+tls+vnc' if VEncrypt is used with TLS and VNC authentication
981# 'vencrypt+tls+plain' if VEncrypt is used with TLS and plain text auth
982# 'vencrypt+x509+none' if VEncrypt is used with x509 and no auth
983# 'vencrypt+x509+vnc' if VEncrypt is used with x509 and VNC auth
984# 'vencrypt+x509+plain' if VEncrypt is used with x509 and plain text auth
985# 'vencrypt+tls+sasl' if VEncrypt is used with TLS and SASL auth
986# 'vencrypt+x509+sasl' if VEncrypt is used with x509 and SASL auth
987#
988# @clients: a list of @VncClientInfo of all currently connected clients
989#
990# Since: 0.14.0
991##
992{ 'type': 'VncInfo',
993 'data': {'enabled': 'bool', '*host': 'str', '*family': 'str',
994 '*service': 'str', '*auth': 'str', '*clients': ['VncClientInfo']} }
995
996##
997# @query-vnc:
998#
999# Returns information about the current VNC server
1000#
1001# Returns: @VncInfo
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1002#
1003# Since: 0.14.0
1004##
1005{ 'command': 'query-vnc', 'returns': 'VncInfo' }
1006
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1007##
1008# @SpiceChannel
1009#
1010# Information about a SPICE client channel.
1011#
1012# @host: The host name of the client. QEMU tries to resolve this to a DNS name
1013# when possible.
1014#
1015# @family: 'ipv6' if the client is connected via IPv6 and TCP
1016# 'ipv4' if the client is connected via IPv4 and TCP
1017# 'unix' if the client is connected via a unix domain socket
1018# 'unknown' otherwise
1019#
1020# @port: The client's port number.
1021#
1022# @connection-id: SPICE connection id number. All channels with the same id
1023# belong to the same SPICE session.
1024#
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1025# @connection-type: SPICE channel type number. "1" is the main control
1026# channel, filter for this one if you want to track spice
1027# sessions only
d1f29646 1028#
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1029# @channel-id: SPICE channel ID number. Usually "0", might be different when
1030# multiple channels of the same type exist, such as multiple
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1031# display channels in a multihead setup
1032#
1033# @tls: true if the channel is encrypted, false otherwise.
1034#
1035# Since: 0.14.0
1036##
1037{ 'type': 'SpiceChannel',
1038 'data': {'host': 'str', 'family': 'str', 'port': 'str',
1039 'connection-id': 'int', 'channel-type': 'int', 'channel-id': 'int',
1040 'tls': 'bool'} }
1041
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1042##
1043# @SpiceQueryMouseMode
1044#
6932a69b 1045# An enumeration of Spice mouse states.
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1046#
1047# @client: Mouse cursor position is determined by the client.
1048#
1049# @server: Mouse cursor position is determined by the server.
1050#
1051# @unknown: No information is available about mouse mode used by
1052# the spice server.
1053#
1054# Note: spice/enums.h has a SpiceMouseMode already, hence the name.
1055#
1056# Since: 1.1
1057##
1058{ 'enum': 'SpiceQueryMouseMode',
1059 'data': [ 'client', 'server', 'unknown' ] }
1060
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1061##
1062# @SpiceInfo
1063#
1064# Information about the SPICE session.
b80e560b 1065#
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1066# @enabled: true if the SPICE server is enabled, false otherwise
1067#
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1068# @migrated: true if the last guest migration completed and spice
1069# migration had completed as well. false otherwise.
1070#
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1071# @host: #optional The hostname the SPICE server is bound to. This depends on
1072# the name resolution on the host and may be an IP address.
1073#
1074# @port: #optional The SPICE server's port number.
1075#
1076# @compiled-version: #optional SPICE server version.
1077#
1078# @tls-port: #optional The SPICE server's TLS port number.
1079#
1080# @auth: #optional the current authentication type used by the server
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1081# 'none' if no authentication is being used
1082# 'spice' uses SASL or direct TLS authentication, depending on command
1083# line options
d1f29646 1084#
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1085# @mouse-mode: The mode in which the mouse cursor is displayed currently. Can
1086# be determined by the client or the server, or unknown if spice
1087# server doesn't provide this information.
1088#
1089# Since: 1.1
1090#
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1091# @channels: a list of @SpiceChannel for each active spice channel
1092#
1093# Since: 0.14.0
1094##
1095{ 'type': 'SpiceInfo',
61c4efe2 1096 'data': {'enabled': 'bool', 'migrated': 'bool', '*host': 'str', '*port': 'int',
d1f29646 1097 '*tls-port': 'int', '*auth': 'str', '*compiled-version': 'str',
4efee029 1098 'mouse-mode': 'SpiceQueryMouseMode', '*channels': ['SpiceChannel']} }
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1099
1100##
1101# @query-spice
1102#
1103# Returns information about the current SPICE server
1104#
1105# Returns: @SpiceInfo
1106#
1107# Since: 0.14.0
1108##
1109{ 'command': 'query-spice', 'returns': 'SpiceInfo' }
1110
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1111##
1112# @BalloonInfo:
1113#
1114# Information about the guest balloon device.
1115#
1116# @actual: the number of bytes the balloon currently contains
1117#
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1118# Since: 0.14.0
1119#
96637bcd 1120##
01ceb97e 1121{ 'type': 'BalloonInfo', 'data': {'actual': 'int' } }
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1122
1123##
1124# @query-balloon:
1125#
1126# Return information about the balloon device.
1127#
1128# Returns: @BalloonInfo on success
1129# If the balloon driver is enabled but not functional because the KVM
1130# kernel module cannot support it, KvmMissingCap
1131# If no balloon device is present, DeviceNotActive
1132#
1133# Since: 0.14.0
1134##
1135{ 'command': 'query-balloon', 'returns': 'BalloonInfo' }
1136
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1137##
1138# @PciMemoryRange:
1139#
1140# A PCI device memory region
1141#
1142# @base: the starting address (guest physical)
1143#
1144# @limit: the ending address (guest physical)
1145#
1146# Since: 0.14.0
1147##
1148{ 'type': 'PciMemoryRange', 'data': {'base': 'int', 'limit': 'int'} }
1149
1150##
1151# @PciMemoryRegion
1152#
1153# Information about a PCI device I/O region.
1154#
1155# @bar: the index of the Base Address Register for this region
1156#
1157# @type: 'io' if the region is a PIO region
1158# 'memory' if the region is a MMIO region
1159#
1160# @prefetch: #optional if @type is 'memory', true if the memory is prefetchable
1161#
1162# @mem_type_64: #optional if @type is 'memory', true if the BAR is 64-bit
1163#
1164# Since: 0.14.0
1165##
1166{ 'type': 'PciMemoryRegion',
1167 'data': {'bar': 'int', 'type': 'str', 'address': 'int', 'size': 'int',
1168 '*prefetch': 'bool', '*mem_type_64': 'bool' } }
1169
1170##
1171# @PciBridgeInfo:
1172#
1173# Information about a PCI Bridge device
1174#
1175# @bus.number: primary bus interface number. This should be the number of the
1176# bus the device resides on.
1177#
1178# @bus.secondary: secondary bus interface number. This is the number of the
1179# main bus for the bridge
1180#
1181# @bus.subordinate: This is the highest number bus that resides below the
1182# bridge.
1183#
1184# @bus.io_range: The PIO range for all devices on this bridge
1185#
1186# @bus.memory_range: The MMIO range for all devices on this bridge
1187#
1188# @bus.prefetchable_range: The range of prefetchable MMIO for all devices on
1189# this bridge
1190#
1191# @devices: a list of @PciDeviceInfo for each device on this bridge
1192#
1193# Since: 0.14.0
1194##
1195{ 'type': 'PciBridgeInfo',
1196 'data': {'bus': { 'number': 'int', 'secondary': 'int', 'subordinate': 'int',
1197 'io_range': 'PciMemoryRange',
1198 'memory_range': 'PciMemoryRange',
1199 'prefetchable_range': 'PciMemoryRange' },
1200 '*devices': ['PciDeviceInfo']} }
1201
1202##
1203# @PciDeviceInfo:
1204#
1205# Information about a PCI device
1206#
1207# @bus: the bus number of the device
1208#
1209# @slot: the slot the device is located in
1210#
1211# @function: the function of the slot used by the device
1212#
1213# @class_info.desc: #optional a string description of the device's class
1214#
1215# @class_info.class: the class code of the device
1216#
1217# @id.device: the PCI device id
1218#
1219# @id.vendor: the PCI vendor id
1220#
1221# @irq: #optional if an IRQ is assigned to the device, the IRQ number
1222#
1223# @qdev_id: the device name of the PCI device
1224#
1225# @pci_bridge: if the device is a PCI bridge, the bridge information
1226#
1227# @regions: a list of the PCI I/O regions associated with the device
1228#
1229# Notes: the contents of @class_info.desc are not stable and should only be
1230# treated as informational.
1231#
1232# Since: 0.14.0
1233##
1234{ 'type': 'PciDeviceInfo',
1235 'data': {'bus': 'int', 'slot': 'int', 'function': 'int',
1236 'class_info': {'*desc': 'str', 'class': 'int'},
1237 'id': {'device': 'int', 'vendor': 'int'},
1238 '*irq': 'int', 'qdev_id': 'str', '*pci_bridge': 'PciBridgeInfo',
1239 'regions': ['PciMemoryRegion']} }
1240
1241##
1242# @PciInfo:
1243#
1244# Information about a PCI bus
1245#
1246# @bus: the bus index
1247#
1248# @devices: a list of devices on this bus
1249#
1250# Since: 0.14.0
1251##
1252{ 'type': 'PciInfo', 'data': {'bus': 'int', 'devices': ['PciDeviceInfo']} }
1253
1254##
1255# @query-pci:
1256#
1257# Return information about the PCI bus topology of the guest.
1258#
1259# Returns: a list of @PciInfo for each PCI bus
1260#
1261# Since: 0.14.0
1262##
1263{ 'command': 'query-pci', 'returns': ['PciInfo'] }
1264
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1265##
1266# @BlockdevOnError:
1267#
1268# An enumeration of possible behaviors for errors on I/O operations.
1269# The exact meaning depends on whether the I/O was initiated by a guest
1270# or by a block job
1271#
1272# @report: for guest operations, report the error to the guest;
1273# for jobs, cancel the job
1274#
1275# @ignore: ignore the error, only report a QMP event (BLOCK_IO_ERROR
1276# or BLOCK_JOB_ERROR)
1277#
1278# @enospc: same as @stop on ENOSPC, same as @report otherwise.
1279#
1280# @stop: for guest operations, stop the virtual machine;
1281# for jobs, pause the job
1282#
1283# Since: 1.3
1284##
1285{ 'enum': 'BlockdevOnError',
1286 'data': ['report', 'ignore', 'enospc', 'stop'] }
1287
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1288##
1289# @MirrorSyncMode:
1290#
1291# An enumeration of possible behaviors for the initial synchronization
1292# phase of storage mirroring.
1293#
1294# @top: copies data in the topmost image to the destination
1295#
1296# @full: copies data from all images to the destination
1297#
1298# @none: only copy data written from now on
1299#
1300# Since: 1.3
1301##
1302{ 'enum': 'MirrorSyncMode',
1303 'data': ['top', 'full', 'none'] }
1304
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1305##
1306# @BlockJobInfo:
1307#
1308# Information about a long-running block device operation.
1309#
1310# @type: the job type ('stream' for image streaming)
1311#
1312# @device: the block device name
1313#
1314# @len: the maximum progress value
1315#
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1316# @busy: false if the job is known to be in a quiescent state, with
1317# no pending I/O. Since 1.3.
1318#
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1319# @paused: whether the job is paused or, if @busy is true, will
1320# pause itself as soon as possible. Since 1.3.
1321#
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1322# @offset: the current progress value
1323#
1324# @speed: the rate limit, bytes per second
1325#
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1326# @io-status: the status of the job (since 1.3)
1327#
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1328# Since: 1.1
1329##
1330{ 'type': 'BlockJobInfo',
1331 'data': {'type': 'str', 'device': 'str', 'len': 'int',
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1332 'offset': 'int', 'busy': 'bool', 'paused': 'bool', 'speed': 'int',
1333 'io-status': 'BlockDeviceIoStatus'} }
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1334
1335##
1336# @query-block-jobs:
1337#
1338# Return information about long-running block device operations.
1339#
1340# Returns: a list of @BlockJobInfo for each active block job
1341#
1342# Since: 1.1
1343##
1344{ 'command': 'query-block-jobs', 'returns': ['BlockJobInfo'] }
1345
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1346##
1347# @quit:
1348#
1349# This command will cause the QEMU process to exit gracefully. While every
1350# attempt is made to send the QMP response before terminating, this is not
1351# guaranteed. When using this interface, a premature EOF would not be
1352# unexpected.
1353#
1354# Since: 0.14.0
1355##
1356{ 'command': 'quit' }
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1357
1358##
1359# @stop:
1360#
1361# Stop all guest VCPU execution.
1362#
1363# Since: 0.14.0
1364#
1365# Notes: This function will succeed even if the guest is already in the stopped
1e998146
PB
1366# state. In "inmigrate" state, it will ensure that the guest
1367# remains paused once migration finishes, as if the -S option was
1368# passed on the command line.
5f158f21
LC
1369##
1370{ 'command': 'stop' }
38d22653
LC
1371
1372##
1373# @system_reset:
1374#
1375# Performs a hard reset of a guest.
1376#
1377# Since: 0.14.0
1378##
1379{ 'command': 'system_reset' }
5bc465e4
LC
1380
1381##
1382# @system_powerdown:
1383#
1384# Requests that a guest perform a powerdown operation.
1385#
1386# Since: 0.14.0
1387#
1388# Notes: A guest may or may not respond to this command. This command
1389# returning does not indicate that a guest has accepted the request or
1390# that it has shut down. Many guests will respond to this command by
1391# prompting the user in some way.
1392##
1393{ 'command': 'system_powerdown' }
755f1968
LC
1394
1395##
1396# @cpu:
1397#
1398# This command is a nop that is only provided for the purposes of compatibility.
1399#
1400# Since: 0.14.0
1401#
1402# Notes: Do not use this command.
1403##
1404{ 'command': 'cpu', 'data': {'index': 'int'} }
0cfd6a9a 1405
69ca3ea5
IM
1406##
1407# @cpu-add
1408#
1409# Adds CPU with specified ID
1410#
1411# @id: ID of CPU to be created, valid values [0..max_cpus)
1412#
1413# Returns: Nothing on success
1414#
1415# Since 1.5
1416##
1417{ 'command': 'cpu-add', 'data': {'id': 'int'} }
1418
0cfd6a9a
LC
1419##
1420# @memsave:
1421#
1422# Save a portion of guest memory to a file.
1423#
1424# @val: the virtual address of the guest to start from
1425#
1426# @size: the size of memory region to save
1427#
1428# @filename: the file to save the memory to as binary data
1429#
1430# @cpu-index: #optional the index of the virtual CPU to use for translating the
1431# virtual address (defaults to CPU 0)
1432#
1433# Returns: Nothing on success
0cfd6a9a
LC
1434#
1435# Since: 0.14.0
1436#
1437# Notes: Errors were not reliably returned until 1.1
1438##
1439{ 'command': 'memsave',
1440 'data': {'val': 'int', 'size': 'int', 'filename': 'str', '*cpu-index': 'int'} }
6d3962bf
LC
1441
1442##
1443# @pmemsave:
1444#
1445# Save a portion of guest physical memory to a file.
1446#
1447# @val: the physical address of the guest to start from
1448#
1449# @size: the size of memory region to save
1450#
1451# @filename: the file to save the memory to as binary data
1452#
1453# Returns: Nothing on success
6d3962bf
LC
1454#
1455# Since: 0.14.0
1456#
1457# Notes: Errors were not reliably returned until 1.1
1458##
1459{ 'command': 'pmemsave',
1460 'data': {'val': 'int', 'size': 'int', 'filename': 'str'} }
e42e818b
LC
1461
1462##
1463# @cont:
1464#
1465# Resume guest VCPU execution.
1466#
1467# Since: 0.14.0
1468#
1469# Returns: If successful, nothing
e42e818b
LC
1470# If QEMU was started with an encrypted block device and a key has
1471# not yet been set, DeviceEncrypted.
1472#
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PB
1473# Notes: This command will succeed if the guest is currently running. It
1474# will also succeed if the guest is in the "inmigrate" state; in
1475# this case, the effect of the command is to make sure the guest
1476# starts once migration finishes, removing the effect of the -S
1477# command line option if it was passed.
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LC
1478##
1479{ 'command': 'cont' }
1480
9b9df25a
GH
1481##
1482# @system_wakeup:
1483#
1484# Wakeup guest from suspend. Does nothing in case the guest isn't suspended.
1485#
1486# Since: 1.1
1487#
1488# Returns: nothing.
1489##
1490{ 'command': 'system_wakeup' }
1491
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LC
1492##
1493# @inject-nmi:
1494#
1495# Injects an Non-Maskable Interrupt into all guest's VCPUs.
1496#
1497# Returns: If successful, nothing
ab49ab5c
LC
1498#
1499# Since: 0.14.0
1500#
1501# Notes: Only x86 Virtual Machines support this command.
1502##
1503{ 'command': 'inject-nmi' }
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LC
1504
1505##
1506# @set_link:
1507#
1508# Sets the link status of a virtual network adapter.
1509#
1510# @name: the device name of the virtual network adapter
1511#
1512# @up: true to set the link status to be up
1513#
1514# Returns: Nothing on success
1515# If @name is not a valid network device, DeviceNotFound
1516#
1517# Since: 0.14.0
1518#
1519# Notes: Not all network adapters support setting link status. This command
1520# will succeed even if the network adapter does not support link status
1521# notification.
1522##
1523{ 'command': 'set_link', 'data': {'name': 'str', 'up': 'bool'} }
a4dea8a9
LC
1524
1525##
1526# @block_passwd:
1527#
1528# This command sets the password of a block device that has not been open
1529# with a password and requires one.
1530#
1531# The two cases where this can happen are a block device is created through
1532# QEMU's initial command line or a block device is changed through the legacy
1533# @change interface.
1534#
1535# In the event that the block device is created through the initial command
1536# line, the VM will start in the stopped state regardless of whether '-S' is
1537# used. The intention is for a management tool to query the block devices to
1538# determine which ones are encrypted, set the passwords with this command, and
1539# then start the guest with the @cont command.
1540#
1541# @device: the name of the device to set the password on
1542#
1543# @password: the password to use for the device
1544#
1545# Returns: nothing on success
1546# If @device is not a valid block device, DeviceNotFound
1547# If @device is not encrypted, DeviceNotEncrypted
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LC
1548#
1549# Notes: Not all block formats support encryption and some that do are not
1550# able to validate that a password is correct. Disk corruption may
1551# occur if an invalid password is specified.
1552#
1553# Since: 0.14.0
1554##
1555{ 'command': 'block_passwd', 'data': {'device': 'str', 'password': 'str'} }
d72f3264
LC
1556
1557##
1558# @balloon:
1559#
1560# Request the balloon driver to change its balloon size.
1561#
1562# @value: the target size of the balloon in bytes
1563#
1564# Returns: Nothing on success
1565# If the balloon driver is enabled but not functional because the KVM
1566# kernel module cannot support it, KvmMissingCap
1567# If no balloon device is present, DeviceNotActive
1568#
1569# Notes: This command just issues a request to the guest. When it returns,
1570# the balloon size may not have changed. A guest can change the balloon
1571# size independent of this command.
1572#
1573# Since: 0.14.0
1574##
1575{ 'command': 'balloon', 'data': {'value': 'int'} }
5e7caacb
LC
1576
1577##
1578# @block_resize
1579#
1580# Resize a block image while a guest is running.
1581#
1582# @device: the name of the device to get the image resized
1583#
1584# @size: new image size in bytes
1585#
1586# Returns: nothing on success
1587# If @device is not a valid block device, DeviceNotFound
5e7caacb
LC
1588#
1589# Since: 0.14.0
1590##
1591{ 'command': 'block_resize', 'data': { 'device': 'str', 'size': 'int' }}
6106e249 1592
8802d1fd 1593##
bc8b094f
PB
1594# @NewImageMode
1595#
1596# An enumeration that tells QEMU how to set the backing file path in
1597# a new image file.
1598#
1599# @existing: QEMU should look for an existing image file.
1600#
1601# @absolute-paths: QEMU should create a new image with absolute paths
1602# for the backing file.
1603#
1604# Since: 1.1
1605##
ad0f171e 1606{ 'enum': 'NewImageMode',
bc8b094f
PB
1607 'data': [ 'existing', 'absolute-paths' ] }
1608
8802d1fd 1609##
52e7c241 1610# @BlockdevSnapshot
8802d1fd
JC
1611#
1612# @device: the name of the device to generate the snapshot from.
1613#
1614# @snapshot-file: the target of the new image. A new file will be created.
1615#
1616# @format: #optional the format of the snapshot image, default is 'qcow2'.
6cc2a415
PB
1617#
1618# @mode: #optional whether and how QEMU should create a new image, default is
8bde9b6f 1619# 'absolute-paths'.
8802d1fd 1620##
52e7c241 1621{ 'type': 'BlockdevSnapshot',
bc8b094f
PB
1622 'data': { 'device': 'str', 'snapshot-file': 'str', '*format': 'str',
1623 '*mode': 'NewImageMode' } }
8802d1fd 1624
3037f364
SH
1625##
1626# @DriveBackup
1627#
1628# @device: the name of the device which should be copied.
1629#
1630# @target: the target of the new image. If the file exists, or if it
1631# is a device, the existing file/device will be used as the new
1632# destination. If it does not exist, a new file will be created.
1633#
1634# @format: #optional the format of the new destination, default is to
1635# probe if @mode is 'existing', else the format of the source
1636#
1637# @mode: #optional whether and how QEMU should create a new image, default is
1638# 'absolute-paths'.
1639#
1640# @speed: #optional the maximum speed, in bytes per second
1641#
1642# @on-source-error: #optional the action to take on an error on the source,
1643# default 'report'. 'stop' and 'enospc' can only be used
1644# if the block device supports io-status (see BlockInfo).
1645#
1646# @on-target-error: #optional the action to take on an error on the target,
1647# default 'report' (no limitations, since this applies to
1648# a different block device than @device).
1649#
1650# Note that @on-source-error and @on-target-error only affect background I/O.
1651# If an error occurs during a guest write request, the device's rerror/werror
1652# actions will be used.
1653#
1654# Since: 1.6
1655##
1656{ 'type': 'DriveBackup',
1657 'data': { 'device': 'str', 'target': 'str', '*format': 'str',
1658 '*mode': 'NewImageMode', '*speed': 'int',
1659 '*on-source-error': 'BlockdevOnError',
1660 '*on-target-error': 'BlockdevOnError' } }
1661
78b18b78
SH
1662##
1663# @Abort
1664#
1665# This action can be used to test transaction failure.
1666#
1667# Since: 1.6
1668###
1669{ 'type': 'Abort',
1670 'data': { } }
1671
8802d1fd 1672##
c8a83e85 1673# @TransactionAction
8802d1fd 1674#
52e7c241
PB
1675# A discriminated record of operations that can be performed with
1676# @transaction.
8802d1fd 1677##
c8a83e85 1678{ 'union': 'TransactionAction',
52e7c241 1679 'data': {
3037f364 1680 'blockdev-snapshot-sync': 'BlockdevSnapshot',
78b18b78
SH
1681 'drive-backup': 'DriveBackup',
1682 'abort': 'Abort'
52e7c241 1683 } }
8802d1fd
JC
1684
1685##
52e7c241 1686# @transaction
8802d1fd 1687#
c8a83e85
KW
1688# Executes a number of transactionable QMP commands atomically. If any
1689# operation fails, then the entire set of actions will be abandoned and the
1690# appropriate error returned.
8802d1fd
JC
1691#
1692# List of:
c8a83e85 1693# @TransactionAction: information needed for the respective operation
8802d1fd
JC
1694#
1695# Returns: nothing on success
c8a83e85 1696# Errors depend on the operations of the transaction
8802d1fd 1697#
c8a83e85
KW
1698# Note: The transaction aborts on the first failure. Therefore, there will be
1699# information on only one failed operation returned in an error condition, and
52e7c241
PB
1700# subsequent actions will not have been attempted.
1701#
1702# Since 1.1
8802d1fd 1703##
52e7c241 1704{ 'command': 'transaction',
c8a83e85 1705 'data': { 'actions': [ 'TransactionAction' ] } }
8802d1fd 1706
6106e249
LC
1707##
1708# @blockdev-snapshot-sync
1709#
1710# Generates a synchronous snapshot of a block device.
1711#
852ad1a9 1712# For the arguments, see the documentation of BlockdevSnapshot.
6cc2a415 1713#
6106e249
LC
1714# Returns: nothing on success
1715# If @device is not a valid block device, DeviceNotFound
6106e249 1716#
6106e249
LC
1717# Since 0.14.0
1718##
1719{ 'command': 'blockdev-snapshot-sync',
852ad1a9 1720 'data': 'BlockdevSnapshot' }
d51a67b4
LC
1721
1722##
1723# @human-monitor-command:
1724#
1725# Execute a command on the human monitor and return the output.
1726#
1727# @command-line: the command to execute in the human monitor
1728#
1729# @cpu-index: #optional The CPU to use for commands that require an implicit CPU
1730#
1731# Returns: the output of the command as a string
1732#
1733# Since: 0.14.0
1734#
1735# Notes: This command only exists as a stop-gap. It's use is highly
1736# discouraged. The semantics of this command are not guaranteed.
1737#
1738# Known limitations:
1739#
1740# o This command is stateless, this means that commands that depend
1741# on state information (such as getfd) might not work
1742#
1743# o Commands that prompt the user for data (eg. 'cont' when the block
1744# device is encrypted) don't currently work
1745##
1746{ 'command': 'human-monitor-command',
1747 'data': {'command-line': 'str', '*cpu-index': 'int'},
b80e560b 1748 'returns': 'str' }
6cdedb07
LC
1749
1750##
ed61fc10
JC
1751# @block-commit
1752#
1753# Live commit of data from overlay image nodes into backing nodes - i.e.,
1754# writes data between 'top' and 'base' into 'base'.
1755#
1756# @device: the name of the device
1757#
1758# @base: #optional The file name of the backing image to write data into.
1759# If not specified, this is the deepest backing image
1760#
1761# @top: The file name of the backing image within the image chain,
1762# which contains the topmost data to be committed down.
1763# Note, the active layer as 'top' is currently unsupported.
1764#
1765# If top == base, that is an error.
1766#
1767#
1768# @speed: #optional the maximum speed, in bytes per second
1769#
1770# Returns: Nothing on success
1771# If commit or stream is already active on this device, DeviceInUse
1772# If @device does not exist, DeviceNotFound
1773# If image commit is not supported by this device, NotSupported
1774# If @base or @top is invalid, a generic error is returned
1775# If @top is the active layer, or omitted, a generic error is returned
1776# If @speed is invalid, InvalidParameter
1777#
1778# Since: 1.3
1779#
1780##
1781{ 'command': 'block-commit',
1782 'data': { 'device': 'str', '*base': 'str', 'top': 'str',
1783 '*speed': 'int' } }
1784
99a9addf
SH
1785##
1786# @drive-backup
1787#
1788# Start a point-in-time copy of a block device to a new destination. The
1789# status of ongoing drive-backup operations can be checked with
1790# query-block-jobs where the BlockJobInfo.type field has the value 'backup'.
1791# The operation can be stopped before it has completed using the
1792# block-job-cancel command.
1793#
f53cae50 1794# For the arguments, see the documentation of DriveBackup.
99a9addf
SH
1795#
1796# Returns: nothing on success
1797# If @device is not a valid block device, DeviceNotFound
1798#
1799# Since 1.6
1800##
f53cae50 1801{ 'command': 'drive-backup', 'data': 'DriveBackup' }
99a9addf 1802
d9b902db
PB
1803##
1804# @drive-mirror
1805#
1806# Start mirroring a block device's writes to a new destination.
1807#
1808# @device: the name of the device whose writes should be mirrored.
1809#
1810# @target: the target of the new image. If the file exists, or if it
1811# is a device, the existing file/device will be used as the new
1812# destination. If it does not exist, a new file will be created.
1813#
1814# @format: #optional the format of the new destination, default is to
1815# probe if @mode is 'existing', else the format of the source
1816#
1817# @mode: #optional whether and how QEMU should create a new image, default is
1818# 'absolute-paths'.
1819#
1820# @speed: #optional the maximum speed, in bytes per second
1821#
1822# @sync: what parts of the disk image should be copied to the destination
1823# (all the disk, only the sectors allocated in the topmost image, or
1824# only new I/O).
1825#
eee13dfe
PB
1826# @granularity: #optional granularity of the dirty bitmap, default is 64K
1827# if the image format doesn't have clusters, 4K if the clusters
1828# are smaller than that, else the cluster size. Must be a
1829# power of 2 between 512 and 64M (since 1.4).
1830#
08e4ed6c
PB
1831# @buf-size: #optional maximum amount of data in flight from source to
1832# target (since 1.4).
1833#
b952b558
PB
1834# @on-source-error: #optional the action to take on an error on the source,
1835# default 'report'. 'stop' and 'enospc' can only be used
1836# if the block device supports io-status (see BlockInfo).
1837#
1838# @on-target-error: #optional the action to take on an error on the target,
1839# default 'report' (no limitations, since this applies to
1840# a different block device than @device).
1841#
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PB
1842# Returns: nothing on success
1843# If @device is not a valid block device, DeviceNotFound
1844#
1845# Since 1.3
1846##
1847{ 'command': 'drive-mirror',
1848 'data': { 'device': 'str', 'target': 'str', '*format': 'str',
1849 'sync': 'MirrorSyncMode', '*mode': 'NewImageMode',
eee13dfe 1850 '*speed': 'int', '*granularity': 'uint32',
08e4ed6c 1851 '*buf-size': 'int', '*on-source-error': 'BlockdevOnError',
b952b558 1852 '*on-target-error': 'BlockdevOnError' } }
d9b902db
PB
1853
1854##
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LC
1855# @migrate_cancel
1856#
1857# Cancel the current executing migration process.
1858#
1859# Returns: nothing on success
1860#
1861# Notes: This command succeeds even if there is no migration process running.
1862#
1863# Since: 0.14.0
1864##
1865{ 'command': 'migrate_cancel' }
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LC
1866
1867##
1868# @migrate_set_downtime
1869#
1870# Set maximum tolerated downtime for migration.
1871#
1872# @value: maximum downtime in seconds
1873#
1874# Returns: nothing on success
1875#
1876# Since: 0.14.0
1877##
1878{ 'command': 'migrate_set_downtime', 'data': {'value': 'number'} }
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LC
1879
1880##
1881# @migrate_set_speed
1882#
1883# Set maximum speed for migration.
1884#
1885# @value: maximum speed in bytes.
1886#
1887# Returns: nothing on success
1888#
1889# Notes: A value lesser than zero will be automatically round up to zero.
1890#
1891# Since: 0.14.0
1892##
1893{ 'command': 'migrate_set_speed', 'data': {'value': 'int'} }
b4b12c62 1894
9e1ba4cc
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1895##
1896# @migrate-set-cache-size
1897#
1898# Set XBZRLE cache size
1899#
1900# @value: cache size in bytes
1901#
1902# The size will be rounded down to the nearest power of 2.
1903# The cache size can be modified before and during ongoing migration
1904#
1905# Returns: nothing on success
1906#
1907# Since: 1.2
1908##
1909{ 'command': 'migrate-set-cache-size', 'data': {'value': 'int'} }
1910
1911##
1912# @query-migrate-cache-size
1913#
1914# query XBZRLE cache size
1915#
1916# Returns: XBZRLE cache size in bytes
1917#
1918# Since: 1.2
1919##
1920{ 'command': 'query-migrate-cache-size', 'returns': 'int' }
1921
b4b12c62 1922##
d03ee401 1923# @ObjectPropertyInfo:
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AL
1924#
1925# @name: the name of the property
1926#
1927# @type: the type of the property. This will typically come in one of four
1928# forms:
1929#
1930# 1) A primitive type such as 'u8', 'u16', 'bool', 'str', or 'double'.
1931# These types are mapped to the appropriate JSON type.
1932#
1933# 2) A legacy type in the form 'legacy<subtype>' where subtype is the
1934# legacy qdev typename. These types are always treated as strings.
1935#
1936# 3) A child type in the form 'child<subtype>' where subtype is a qdev
1937# device type name. Child properties create the composition tree.
1938#
1939# 4) A link type in the form 'link<subtype>' where subtype is a qdev
1940# device type name. Link properties form the device model graph.
1941#
51920820 1942# Since: 1.2
b4b12c62 1943##
57c9fafe 1944{ 'type': 'ObjectPropertyInfo',
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1945 'data': { 'name': 'str', 'type': 'str' } }
1946
1947##
1948# @qom-list:
1949#
57c9fafe 1950# This command will list any properties of a object given a path in the object
b4b12c62
AL
1951# model.
1952#
57c9fafe 1953# @path: the path within the object model. See @qom-get for a description of
b4b12c62
AL
1954# this parameter.
1955#
57c9fafe
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1956# Returns: a list of @ObjectPropertyInfo that describe the properties of the
1957# object.
b4b12c62 1958#
51920820 1959# Since: 1.2
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AL
1960##
1961{ 'command': 'qom-list',
1962 'data': { 'path': 'str' },
57c9fafe 1963 'returns': [ 'ObjectPropertyInfo' ] }
eb6e8ea5
AL
1964
1965##
1966# @qom-get:
1967#
57c9fafe 1968# This command will get a property from a object model path and return the
eb6e8ea5
AL
1969# value.
1970#
57c9fafe 1971# @path: The path within the object model. There are two forms of supported
eb6e8ea5
AL
1972# paths--absolute and partial paths.
1973#
57c9fafe 1974# Absolute paths are derived from the root object and can follow child<>
eb6e8ea5
AL
1975# or link<> properties. Since they can follow link<> properties, they
1976# can be arbitrarily long. Absolute paths look like absolute filenames
1977# and are prefixed with a leading slash.
1978#
1979# Partial paths look like relative filenames. They do not begin
1980# with a prefix. The matching rules for partial paths are subtle but
57c9fafe 1981# designed to make specifying objects easy. At each level of the
eb6e8ea5
AL
1982# composition tree, the partial path is matched as an absolute path.
1983# The first match is not returned. At least two matches are searched
1984# for. A successful result is only returned if only one match is
1985# found. If more than one match is found, a flag is return to
1986# indicate that the match was ambiguous.
1987#
1988# @property: The property name to read
1989#
1990# Returns: The property value. The type depends on the property type. legacy<>
1991# properties are returned as #str. child<> and link<> properties are
1992# returns as #str pathnames. All integer property types (u8, u16, etc)
1993# are returned as #int.
1994#
51920820 1995# Since: 1.2
eb6e8ea5
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1996##
1997{ 'command': 'qom-get',
1998 'data': { 'path': 'str', 'property': 'str' },
1999 'returns': 'visitor',
2000 'gen': 'no' }
2001
2002##
2003# @qom-set:
2004#
57c9fafe 2005# This command will set a property from a object model path.
eb6e8ea5
AL
2006#
2007# @path: see @qom-get for a description of this parameter
2008#
2009# @property: the property name to set
2010#
2011# @value: a value who's type is appropriate for the property type. See @qom-get
2012# for a description of type mapping.
2013#
51920820 2014# Since: 1.2
eb6e8ea5
AL
2015##
2016{ 'command': 'qom-set',
2017 'data': { 'path': 'str', 'property': 'str', 'value': 'visitor' },
2018 'gen': 'no' }
fbf796fd
LC
2019
2020##
2021# @set_password:
2022#
2023# Sets the password of a remote display session.
2024#
2025# @protocol: `vnc' to modify the VNC server password
2026# `spice' to modify the Spice server password
2027#
2028# @password: the new password
2029#
2030# @connected: #optional how to handle existing clients when changing the
b80e560b 2031# password. If nothing is specified, defaults to `keep'
fbf796fd
LC
2032# `fail' to fail the command if clients are connected
2033# `disconnect' to disconnect existing clients
2034# `keep' to maintain existing clients
2035#
2036# Returns: Nothing on success
2037# If Spice is not enabled, DeviceNotFound
fbf796fd
LC
2038#
2039# Since: 0.14.0
2040##
2041{ 'command': 'set_password',
2042 'data': {'protocol': 'str', 'password': 'str', '*connected': 'str'} }
9ad5372d
LC
2043
2044##
2045# @expire_password:
2046#
2047# Expire the password of a remote display server.
2048#
2049# @protocol: the name of the remote display protocol `vnc' or `spice'
2050#
2051# @time: when to expire the password.
2052# `now' to expire the password immediately
2053# `never' to cancel password expiration
2054# `+INT' where INT is the number of seconds from now (integer)
2055# `INT' where INT is the absolute time in seconds
2056#
2057# Returns: Nothing on success
2058# If @protocol is `spice' and Spice is not active, DeviceNotFound
9ad5372d
LC
2059#
2060# Since: 0.14.0
2061#
2062# Notes: Time is relative to the server and currently there is no way to
2063# coordinate server time with client time. It is not recommended to
2064# use the absolute time version of the @time parameter unless you're
2065# sure you are on the same machine as the QEMU instance.
2066##
2067{ 'command': 'expire_password', 'data': {'protocol': 'str', 'time': 'str'} }
c245b6a3
LC
2068
2069##
2070# @eject:
2071#
2072# Ejects a device from a removable drive.
2073#
2074# @device: The name of the device
2075#
2076# @force: @optional If true, eject regardless of whether the drive is locked.
2077# If not specified, the default value is false.
2078#
2079# Returns: Nothing on success
2080# If @device is not a valid block device, DeviceNotFound
c245b6a3
LC
2081#
2082# Notes: Ejecting a device will no media results in success
2083#
2084# Since: 0.14.0
2085##
2086{ 'command': 'eject', 'data': {'device': 'str', '*force': 'bool'} }
270b243f
LC
2087
2088##
2089# @change-vnc-password:
2090#
2091# Change the VNC server password.
2092#
2093# @target: the new password to use with VNC authentication
2094#
2095# Since: 1.1
2096#
2097# Notes: An empty password in this command will set the password to the empty
2098# string. Existing clients are unaffected by executing this command.
2099##
2100{ 'command': 'change-vnc-password', 'data': {'password': 'str'} }
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LC
2101
2102##
2103# @change:
2104#
2105# This command is multiple commands multiplexed together.
2106#
2107# @device: This is normally the name of a block device but it may also be 'vnc'.
2108# when it's 'vnc', then sub command depends on @target
2109#
2110# @target: If @device is a block device, then this is the new filename.
2111# If @device is 'vnc', then if the value 'password' selects the vnc
2112# change password command. Otherwise, this specifies a new server URI
2113# address to listen to for VNC connections.
2114#
2115# @arg: If @device is a block device, then this is an optional format to open
2116# the device with.
2117# If @device is 'vnc' and @target is 'password', this is the new VNC
2118# password to set. If this argument is an empty string, then no future
2119# logins will be allowed.
2120#
2121# Returns: Nothing on success.
2122# If @device is not a valid block device, DeviceNotFound
333a96ec
LC
2123# If the new block device is encrypted, DeviceEncrypted. Note that
2124# if this error is returned, the device has been opened successfully
2125# and an additional call to @block_passwd is required to set the
2126# device's password. The behavior of reads and writes to the block
2127# device between when these calls are executed is undefined.
2128#
2129# Notes: It is strongly recommended that this interface is not used especially
2130# for changing block devices.
2131#
2132# Since: 0.14.0
2133##
2134{ 'command': 'change',
2135 'data': {'device': 'str', 'target': 'str', '*arg': 'str'} }
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LC
2136
2137##
2138# @block_set_io_throttle:
2139#
2140# Change I/O throttle limits for a block drive.
2141#
2142# @device: The name of the device
2143#
2144# @bps: total throughput limit in bytes per second
2145#
2146# @bps_rd: read throughput limit in bytes per second
2147#
2148# @bps_wr: write throughput limit in bytes per second
2149#
2150# @iops: total I/O operations per second
2151#
2152# @ops_rd: read I/O operations per second
2153#
2154# @iops_wr: write I/O operations per second
2155#
2156# Returns: Nothing on success
2157# If @device is not a valid block device, DeviceNotFound
80047da5
LC
2158#
2159# Since: 1.1
b80e560b 2160##
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LC
2161{ 'command': 'block_set_io_throttle',
2162 'data': { 'device': 'str', 'bps': 'int', 'bps_rd': 'int', 'bps_wr': 'int',
2163 'iops': 'int', 'iops_rd': 'int', 'iops_wr': 'int' } }
12bd451f 2164
db58f9c0
SH
2165##
2166# @block-stream:
12bd451f
SH
2167#
2168# Copy data from a backing file into a block device.
2169#
2170# The block streaming operation is performed in the background until the entire
2171# backing file has been copied. This command returns immediately once streaming
2172# has started. The status of ongoing block streaming operations can be checked
2173# with query-block-jobs. The operation can be stopped before it has completed
db58f9c0 2174# using the block-job-cancel command.
12bd451f
SH
2175#
2176# If a base file is specified then sectors are not copied from that base file and
2177# its backing chain. When streaming completes the image file will have the base
2178# file as its backing file. This can be used to stream a subset of the backing
2179# file chain instead of flattening the entire image.
2180#
2181# On successful completion the image file is updated to drop the backing file
2182# and the BLOCK_JOB_COMPLETED event is emitted.
2183#
2184# @device: the device name
2185#
2186# @base: #optional the common backing file name
2187#
c83c66c3
SH
2188# @speed: #optional the maximum speed, in bytes per second
2189#
1d809098
PB
2190# @on-error: #optional the action to take on an error (default report).
2191# 'stop' and 'enospc' can only be used if the block device
2192# supports io-status (see BlockInfo). Since 1.3.
2193#
12bd451f 2194# Returns: Nothing on success
12bd451f 2195# If @device does not exist, DeviceNotFound
12bd451f
SH
2196#
2197# Since: 1.1
2198##
1d809098
PB
2199{ 'command': 'block-stream',
2200 'data': { 'device': 'str', '*base': 'str', '*speed': 'int',
2201 '*on-error': 'BlockdevOnError' } }
2d47c6e9
SH
2202
2203##
db58f9c0 2204# @block-job-set-speed:
2d47c6e9
SH
2205#
2206# Set maximum speed for a background block operation.
2207#
2208# This command can only be issued when there is an active block job.
2209#
2210# Throttling can be disabled by setting the speed to 0.
2211#
2212# @device: the device name
2213#
c83c66c3
SH
2214# @speed: the maximum speed, in bytes per second, or 0 for unlimited.
2215# Defaults to 0.
2d47c6e9
SH
2216#
2217# Returns: Nothing on success
05290d80 2218# If no background operation is active on this device, DeviceNotActive
2d47c6e9
SH
2219#
2220# Since: 1.1
2221##
db58f9c0 2222{ 'command': 'block-job-set-speed',
882ec7ce 2223 'data': { 'device': 'str', 'speed': 'int' } }
370521a1
SH
2224
2225##
db58f9c0 2226# @block-job-cancel:
370521a1 2227#
05290d80 2228# Stop an active background block operation.
370521a1 2229#
05290d80 2230# This command returns immediately after marking the active background block
370521a1
SH
2231# operation for cancellation. It is an error to call this command if no
2232# operation is in progress.
2233#
2234# The operation will cancel as soon as possible and then emit the
2235# BLOCK_JOB_CANCELLED event. Before that happens the job is still visible when
2236# enumerated using query-block-jobs.
2237#
05290d80
PB
2238# For streaming, the image file retains its backing file unless the streaming
2239# operation happens to complete just as it is being cancelled. A new streaming
2240# operation can be started at a later time to finish copying all data from the
2241# backing file.
370521a1
SH
2242#
2243# @device: the device name
2244#
6e37fb81
PB
2245# @force: #optional whether to allow cancellation of a paused job (default
2246# false). Since 1.3.
2247#
370521a1 2248# Returns: Nothing on success
05290d80 2249# If no background operation is active on this device, DeviceNotActive
370521a1
SH
2250#
2251# Since: 1.1
2252##
6e37fb81
PB
2253{ 'command': 'block-job-cancel', 'data': { 'device': 'str', '*force': 'bool' } }
2254
2255##
2256# @block-job-pause:
2257#
2258# Pause an active background block operation.
2259#
2260# This command returns immediately after marking the active background block
2261# operation for pausing. It is an error to call this command if no
2262# operation is in progress. Pausing an already paused job has no cumulative
2263# effect; a single block-job-resume command will resume the job.
2264#
2265# The operation will pause as soon as possible. No event is emitted when
2266# the operation is actually paused. Cancelling a paused job automatically
2267# resumes it.
2268#
2269# @device: the device name
2270#
2271# Returns: Nothing on success
2272# If no background operation is active on this device, DeviceNotActive
2273#
2274# Since: 1.3
2275##
2276{ 'command': 'block-job-pause', 'data': { 'device': 'str' } }
2277
2278##
2279# @block-job-resume:
2280#
2281# Resume an active background block operation.
2282#
2283# This command returns immediately after resuming a paused background block
2284# operation. It is an error to call this command if no operation is in
2285# progress. Resuming an already running job is not an error.
2286#
32c81a4a
PB
2287# This command also clears the error status of the job.
2288#
6e37fb81
PB
2289# @device: the device name
2290#
2291# Returns: Nothing on success
2292# If no background operation is active on this device, DeviceNotActive
2293#
2294# Since: 1.3
2295##
2296{ 'command': 'block-job-resume', 'data': { 'device': 'str' } }
5eeee3fa 2297
aeae883b
PB
2298##
2299# @block-job-complete:
2300#
2301# Manually trigger completion of an active background block operation. This
2302# is supported for drive mirroring, where it also switches the device to
a66a2a36
PB
2303# write to the target path only. The ability to complete is signaled with
2304# a BLOCK_JOB_READY event.
aeae883b
PB
2305#
2306# This command completes an active background block operation synchronously.
2307# The ordering of this command's return with the BLOCK_JOB_COMPLETED event
2308# is not defined. Note that if an I/O error occurs during the processing of
2309# this command: 1) the command itself will fail; 2) the error will be processed
2310# according to the rerror/werror arguments that were specified when starting
2311# the operation.
2312#
2313# A cancelled or paused job cannot be completed.
2314#
2315# @device: the device name
2316#
2317# Returns: Nothing on success
2318# If no background operation is active on this device, DeviceNotActive
2319#
2320# Since: 1.3
2321##
2322{ 'command': 'block-job-complete', 'data': { 'device': 'str' } }
2323
5eeee3fa
AL
2324##
2325# @ObjectTypeInfo:
2326#
2327# This structure describes a search result from @qom-list-types
2328#
2329# @name: the type name found in the search
2330#
2331# Since: 1.1
2332#
2333# Notes: This command is experimental and may change syntax in future releases.
2334##
2335{ 'type': 'ObjectTypeInfo',
2336 'data': { 'name': 'str' } }
2337
2338##
2339# @qom-list-types:
2340#
2341# This command will return a list of types given search parameters
2342#
2343# @implements: if specified, only return types that implement this type name
2344#
2345# @abstract: if true, include abstract types in the results
2346#
2347# Returns: a list of @ObjectTypeInfo or an empty list if no results are found
2348#
2349# Since: 1.1
5eeee3fa
AL
2350##
2351{ 'command': 'qom-list-types',
2352 'data': { '*implements': 'str', '*abstract': 'bool' },
2353 'returns': [ 'ObjectTypeInfo' ] }
e1c37d0e 2354
1daa31b9
AL
2355##
2356# @DevicePropertyInfo:
2357#
2358# Information about device properties.
2359#
2360# @name: the name of the property
2361# @type: the typename of the property
2362#
2363# Since: 1.2
2364##
2365{ 'type': 'DevicePropertyInfo',
2366 'data': { 'name': 'str', 'type': 'str' } }
2367
2368##
2369# @device-list-properties:
2370#
2371# List properties associated with a device.
2372#
2373# @typename: the type name of a device
2374#
2375# Returns: a list of DevicePropertyInfo describing a devices properties
2376#
2377# Since: 1.2
2378##
2379{ 'command': 'device-list-properties',
2380 'data': { 'typename': 'str'},
2381 'returns': [ 'DevicePropertyInfo' ] }
2382
e1c37d0e
LC
2383##
2384# @migrate
2385#
2386# Migrates the current running guest to another Virtual Machine.
2387#
2388# @uri: the Uniform Resource Identifier of the destination VM
2389#
2390# @blk: #optional do block migration (full disk copy)
2391#
2392# @inc: #optional incremental disk copy migration
2393#
2394# @detach: this argument exists only for compatibility reasons and
2395# is ignored by QEMU
2396#
2397# Returns: nothing on success
2398#
2399# Since: 0.14.0
2400##
2401{ 'command': 'migrate',
2402 'data': {'uri': 'str', '*blk': 'bool', '*inc': 'bool', '*detach': 'bool' } }
33cf629a 2403
a7ae8355
SS
2404# @xen-save-devices-state:
2405#
2406# Save the state of all devices to file. The RAM and the block devices
2407# of the VM are not saved by this command.
2408#
2409# @filename: the file to save the state of the devices to as binary
2410# data. See xen-save-devices-state.txt for a description of the binary
2411# format.
2412#
2413# Returns: Nothing on success
a7ae8355
SS
2414#
2415# Since: 1.1
2416##
2417{ 'command': 'xen-save-devices-state', 'data': {'filename': 'str'} }
a15fef21 2418
39f42439
AP
2419##
2420# @xen-set-global-dirty-log
2421#
2422# Enable or disable the global dirty log mode.
2423#
2424# @enable: true to enable, false to disable.
2425#
2426# Returns: nothing
2427#
2428# Since: 1.3
2429##
2430{ 'command': 'xen-set-global-dirty-log', 'data': { 'enable': 'bool' } }
2431
a15fef21
LC
2432##
2433# @device_del:
2434#
2435# Remove a device from a guest
2436#
2437# @id: the name of the device
2438#
2439# Returns: Nothing on success
2440# If @id is not a valid device, DeviceNotFound
a15fef21
LC
2441#
2442# Notes: When this command completes, the device may not be removed from the
2443# guest. Hot removal is an operation that requires guest cooperation.
2444# This command merely requests that the guest begin the hot removal
0402a5d6
MT
2445# process. Completion of the device removal process is signaled with a
2446# DEVICE_DELETED event. Guest reset will automatically complete removal
2447# for all devices.
a15fef21
LC
2448#
2449# Since: 0.14.0
2450##
2451{ 'command': 'device_del', 'data': {'id': 'str'} }
783e9b48
WC
2452
2453##
2454# @dump-guest-memory
2455#
2456# Dump guest's memory to vmcore. It is a synchronous operation that can take
2457# very long depending on the amount of guest memory. This command is only
f5b0d93b
LC
2458# supported on i386 and x86_64.
2459#
2460# @paging: if true, do paging to get guest's memory mapping. This allows
d691180e 2461# using gdb to process the core file.
f5b0d93b 2462#
d691180e
LC
2463# IMPORTANT: this option can make QEMU allocate several gigabytes
2464# of RAM. This can happen for a large guest, or a
2465# malicious guest pretending to be large.
2466#
2467# Also, paging=true has the following limitations:
2468#
2469# 1. The guest may be in a catastrophic state or can have corrupted
2470# memory, which cannot be trusted
2471# 2. The guest can be in real-mode even if paging is enabled. For
2472# example, the guest uses ACPI to sleep, and ACPI sleep state
2473# goes in real-mode
f5b0d93b 2474#
783e9b48 2475# @protocol: the filename or file descriptor of the vmcore. The supported
d691180e 2476# protocols are:
f5b0d93b 2477#
d691180e
LC
2478# 1. file: the protocol starts with "file:", and the following
2479# string is the file's path.
2480# 2. fd: the protocol starts with "fd:", and the following string
2481# is the fd's name.
f5b0d93b 2482#
783e9b48 2483# @begin: #optional if specified, the starting physical address.
f5b0d93b 2484#
783e9b48 2485# @length: #optional if specified, the memory size, in bytes. If you don't
d691180e
LC
2486# want to dump all guest's memory, please specify the start @begin
2487# and @length
783e9b48
WC
2488#
2489# Returns: nothing on success
783e9b48
WC
2490#
2491# Since: 1.2
2492##
2493{ 'command': 'dump-guest-memory',
2494 'data': { 'paging': 'bool', 'protocol': 'str', '*begin': 'int',
2495 '*length': 'int' } }
d691180e 2496
928059a3
LC
2497##
2498# @netdev_add:
2499#
2500# Add a network backend.
2501#
2502# @type: the type of network backend. Current valid values are 'user', 'tap',
2503# 'vde', 'socket', 'dump' and 'bridge'
2504#
2505# @id: the name of the new network backend
2506#
2507# @props: #optional a list of properties to be passed to the backend in
2508# the format 'name=value', like 'ifname=tap0,script=no'
2509#
2510# Notes: The semantics of @props is not well defined. Future commands will be
2511# introduced that provide stronger typing for backend creation.
2512#
2513# Since: 0.14.0
2514#
2515# Returns: Nothing on success
2516# If @type is not a valid network backend, DeviceNotFound
928059a3
LC
2517##
2518{ 'command': 'netdev_add',
2519 'data': {'type': 'str', 'id': 'str', '*props': '**'},
2520 'gen': 'no' }
5f964155
LC
2521
2522##
2523# @netdev_del:
2524#
2525# Remove a network backend.
2526#
2527# @id: the name of the network backend to remove
2528#
2529# Returns: Nothing on success
2530# If @id is not a valid network backend, DeviceNotFound
2531#
2532# Since: 0.14.0
2533##
2534{ 'command': 'netdev_del', 'data': {'id': 'str'} }
208c9d1b 2535
14aa0c2d
LE
2536##
2537# @NetdevNoneOptions
2538#
2539# Use it alone to have zero network devices.
2540#
2541# Since 1.2
2542##
2543{ 'type': 'NetdevNoneOptions',
2544 'data': { } }
2545
2546##
2547# @NetLegacyNicOptions
2548#
2549# Create a new Network Interface Card.
2550#
2551# @netdev: #optional id of -netdev to connect to
2552#
2553# @macaddr: #optional MAC address
2554#
2555# @model: #optional device model (e1000, rtl8139, virtio etc.)
2556#
2557# @addr: #optional PCI device address
2558#
2559# @vectors: #optional number of MSI-x vectors, 0 to disable MSI-X
2560#
2561# Since 1.2
2562##
2563{ 'type': 'NetLegacyNicOptions',
2564 'data': {
2565 '*netdev': 'str',
2566 '*macaddr': 'str',
2567 '*model': 'str',
2568 '*addr': 'str',
2569 '*vectors': 'uint32' } }
2570
2571##
2572# @String
2573#
2574# A fat type wrapping 'str', to be embedded in lists.
2575#
2576# Since 1.2
2577##
2578{ 'type': 'String',
2579 'data': {
2580 'str': 'str' } }
2581
2582##
2583# @NetdevUserOptions
2584#
2585# Use the user mode network stack which requires no administrator privilege to
2586# run.
2587#
2588# @hostname: #optional client hostname reported by the builtin DHCP server
2589#
2590# @restrict: #optional isolate the guest from the host
2591#
2592# @ip: #optional legacy parameter, use net= instead
2593#
2594# @net: #optional IP address and optional netmask
2595#
2596# @host: #optional guest-visible address of the host
2597#
2598# @tftp: #optional root directory of the built-in TFTP server
2599#
2600# @bootfile: #optional BOOTP filename, for use with tftp=
2601#
2602# @dhcpstart: #optional the first of the 16 IPs the built-in DHCP server can
2603# assign
2604#
2605# @dns: #optional guest-visible address of the virtual nameserver
2606#
63d2960b
KS
2607# @dnssearch: #optional list of DNS suffixes to search, passed as DHCP option
2608# to the guest
2609#
14aa0c2d
LE
2610# @smb: #optional root directory of the built-in SMB server
2611#
2612# @smbserver: #optional IP address of the built-in SMB server
2613#
2614# @hostfwd: #optional redirect incoming TCP or UDP host connections to guest
2615# endpoints
2616#
2617# @guestfwd: #optional forward guest TCP connections
2618#
2619# Since 1.2
2620##
2621{ 'type': 'NetdevUserOptions',
2622 'data': {
2623 '*hostname': 'str',
2624 '*restrict': 'bool',
2625 '*ip': 'str',
2626 '*net': 'str',
2627 '*host': 'str',
2628 '*tftp': 'str',
2629 '*bootfile': 'str',
2630 '*dhcpstart': 'str',
2631 '*dns': 'str',
63d2960b 2632 '*dnssearch': ['String'],
14aa0c2d
LE
2633 '*smb': 'str',
2634 '*smbserver': 'str',
2635 '*hostfwd': ['String'],
2636 '*guestfwd': ['String'] } }
2637
2638##
2639# @NetdevTapOptions
2640#
2641# Connect the host TAP network interface name to the VLAN.
2642#
2643# @ifname: #optional interface name
2644#
2645# @fd: #optional file descriptor of an already opened tap
2646#
2ca81baa
JW
2647# @fds: #optional multiple file descriptors of already opened multiqueue capable
2648# tap
2649#
14aa0c2d
LE
2650# @script: #optional script to initialize the interface
2651#
2652# @downscript: #optional script to shut down the interface
2653#
2654# @helper: #optional command to execute to configure bridge
2655#
2656# @sndbuf: #optional send buffer limit. Understands [TGMKkb] suffixes.
2657#
2658# @vnet_hdr: #optional enable the IFF_VNET_HDR flag on the tap interface
2659#
2660# @vhost: #optional enable vhost-net network accelerator
2661#
2662# @vhostfd: #optional file descriptor of an already opened vhost net device
2663#
2ca81baa
JW
2664# @vhostfds: #optional file descriptors of multiple already opened vhost net
2665# devices
2666#
14aa0c2d
LE
2667# @vhostforce: #optional vhost on for non-MSIX virtio guests
2668#
ec396014
JW
2669# @queues: #optional number of queues to be created for multiqueue capable tap
2670#
14aa0c2d
LE
2671# Since 1.2
2672##
2673{ 'type': 'NetdevTapOptions',
2674 'data': {
2675 '*ifname': 'str',
2676 '*fd': 'str',
264986e2 2677 '*fds': 'str',
14aa0c2d
LE
2678 '*script': 'str',
2679 '*downscript': 'str',
2680 '*helper': 'str',
2681 '*sndbuf': 'size',
2682 '*vnet_hdr': 'bool',
2683 '*vhost': 'bool',
2684 '*vhostfd': 'str',
264986e2
JW
2685 '*vhostfds': 'str',
2686 '*vhostforce': 'bool',
2687 '*queues': 'uint32'} }
14aa0c2d
LE
2688
2689##
2690# @NetdevSocketOptions
2691#
2692# Connect the VLAN to a remote VLAN in another QEMU virtual machine using a TCP
2693# socket connection.
2694#
2695# @fd: #optional file descriptor of an already opened socket
2696#
2697# @listen: #optional port number, and optional hostname, to listen on
2698#
2699# @connect: #optional port number, and optional hostname, to connect to
2700#
2701# @mcast: #optional UDP multicast address and port number
2702#
2703# @localaddr: #optional source address and port for multicast and udp packets
2704#
2705# @udp: #optional UDP unicast address and port number
2706#
2707# Since 1.2
2708##
2709{ 'type': 'NetdevSocketOptions',
2710 'data': {
2711 '*fd': 'str',
2712 '*listen': 'str',
2713 '*connect': 'str',
2714 '*mcast': 'str',
2715 '*localaddr': 'str',
2716 '*udp': 'str' } }
2717
2718##
2719# @NetdevVdeOptions
2720#
2721# Connect the VLAN to a vde switch running on the host.
2722#
2723# @sock: #optional socket path
2724#
2725# @port: #optional port number
2726#
2727# @group: #optional group owner of socket
2728#
2729# @mode: #optional permissions for socket
2730#
2731# Since 1.2
2732##
2733{ 'type': 'NetdevVdeOptions',
2734 'data': {
2735 '*sock': 'str',
2736 '*port': 'uint16',
2737 '*group': 'str',
2738 '*mode': 'uint16' } }
2739
2740##
2741# @NetdevDumpOptions
2742#
2743# Dump VLAN network traffic to a file.
2744#
2745# @len: #optional per-packet size limit (64k default). Understands [TGMKkb]
2746# suffixes.
2747#
2748# @file: #optional dump file path (default is qemu-vlan0.pcap)
2749#
2750# Since 1.2
2751##
2752{ 'type': 'NetdevDumpOptions',
2753 'data': {
2754 '*len': 'size',
2755 '*file': 'str' } }
2756
2757##
2758# @NetdevBridgeOptions
2759#
2760# Connect a host TAP network interface to a host bridge device.
2761#
2762# @br: #optional bridge name
2763#
2764# @helper: #optional command to execute to configure bridge
2765#
2766# Since 1.2
2767##
2768{ 'type': 'NetdevBridgeOptions',
2769 'data': {
2770 '*br': 'str',
2771 '*helper': 'str' } }
2772
f6c874e3
SH
2773##
2774# @NetdevHubPortOptions
2775#
2776# Connect two or more net clients through a software hub.
2777#
2778# @hubid: hub identifier number
2779#
2780# Since 1.2
2781##
2782{ 'type': 'NetdevHubPortOptions',
2783 'data': {
2784 'hubid': 'int32' } }
2785
14aa0c2d
LE
2786##
2787# @NetClientOptions
2788#
2789# A discriminated record of network device traits.
2790#
2791# Since 1.2
2792##
2793{ 'union': 'NetClientOptions',
2794 'data': {
f6c874e3
SH
2795 'none': 'NetdevNoneOptions',
2796 'nic': 'NetLegacyNicOptions',
2797 'user': 'NetdevUserOptions',
2798 'tap': 'NetdevTapOptions',
2799 'socket': 'NetdevSocketOptions',
2800 'vde': 'NetdevVdeOptions',
2801 'dump': 'NetdevDumpOptions',
2802 'bridge': 'NetdevBridgeOptions',
2803 'hubport': 'NetdevHubPortOptions' } }
14aa0c2d
LE
2804
2805##
2806# @NetLegacy
2807#
2808# Captures the configuration of a network device; legacy.
2809#
2810# @vlan: #optional vlan number
2811#
2812# @id: #optional identifier for monitor commands
2813#
2814# @name: #optional identifier for monitor commands, ignored if @id is present
2815#
2816# @opts: device type specific properties (legacy)
2817#
2818# Since 1.2
2819##
2820{ 'type': 'NetLegacy',
2821 'data': {
2822 '*vlan': 'int32',
2823 '*id': 'str',
2824 '*name': 'str',
2825 'opts': 'NetClientOptions' } }
2826
2827##
2828# @Netdev
2829#
2830# Captures the configuration of a network device.
2831#
2832# @id: identifier for monitor commands.
2833#
2834# @opts: device type specific properties
2835#
2836# Since 1.2
2837##
2838{ 'type': 'Netdev',
2839 'data': {
2840 'id': 'str',
2841 'opts': 'NetClientOptions' } }
2842
5be8c759
PB
2843##
2844# @InetSocketAddress
2845#
2846# Captures a socket address or address range in the Internet namespace.
2847#
2848# @host: host part of the address
2849#
2850# @port: port part of the address, or lowest port if @to is present
2851#
2852# @to: highest port to try
2853#
2854# @ipv4: whether to accept IPv4 addresses, default try both IPv4 and IPv6
2855# #optional
2856#
2857# @ipv6: whether to accept IPv6 addresses, default try both IPv4 and IPv6
2858# #optional
2859#
2860# Since 1.3
2861##
2862{ 'type': 'InetSocketAddress',
2863 'data': {
2864 'host': 'str',
2865 'port': 'str',
2866 '*to': 'uint16',
2867 '*ipv4': 'bool',
2868 '*ipv6': 'bool' } }
2869
2870##
2871# @UnixSocketAddress
2872#
2873# Captures a socket address in the local ("Unix socket") namespace.
2874#
2875# @path: filesystem path to use
2876#
2877# Since 1.3
2878##
2879{ 'type': 'UnixSocketAddress',
2880 'data': {
2881 'path': 'str' } }
2882
2883##
2884# @SocketAddress
2885#
2886# Captures the address of a socket, which could also be a named file descriptor
2887#
2888# Since 1.3
2889##
2890{ 'union': 'SocketAddress',
2891 'data': {
2892 'inet': 'InetSocketAddress',
2893 'unix': 'UnixSocketAddress',
2894 'fd': 'String' } }
2895
208c9d1b
CB
2896##
2897# @getfd:
2898#
2899# Receive a file descriptor via SCM rights and assign it a name
2900#
2901# @fdname: file descriptor name
2902#
2903# Returns: Nothing on success
208c9d1b
CB
2904#
2905# Since: 0.14.0
2906#
2907# Notes: If @fdname already exists, the file descriptor assigned to
2908# it will be closed and replaced by the received file
2909# descriptor.
2910# The 'closefd' command can be used to explicitly close the
2911# file descriptor when it is no longer needed.
2912##
2913{ 'command': 'getfd', 'data': {'fdname': 'str'} }
2914
2915##
2916# @closefd:
2917#
2918# Close a file descriptor previously passed via SCM rights
2919#
2920# @fdname: file descriptor name
2921#
2922# Returns: Nothing on success
208c9d1b
CB
2923#
2924# Since: 0.14.0
2925##
2926{ 'command': 'closefd', 'data': {'fdname': 'str'} }
01d3c80d
AL
2927
2928##
2929# @MachineInfo:
2930#
2931# Information describing a machine.
2932#
2933# @name: the name of the machine
2934#
2935# @alias: #optional an alias for the machine name
2936#
2937# @default: #optional whether the machine is default
2938#
c72e7688
MN
2939# @cpu-max: maximum number of CPUs supported by the machine type
2940# (since 1.5.0)
2941#
01d3c80d
AL
2942# Since: 1.2.0
2943##
2944{ 'type': 'MachineInfo',
2945 'data': { 'name': 'str', '*alias': 'str',
c72e7688 2946 '*is-default': 'bool', 'cpu-max': 'int' } }
01d3c80d
AL
2947
2948##
2949# @query-machines:
2950#
2951# Return a list of supported machines
2952#
2953# Returns: a list of MachineInfo
2954#
2955# Since: 1.2.0
2956##
2957{ 'command': 'query-machines', 'returns': ['MachineInfo'] }
e4e31c63
AL
2958
2959##
2960# @CpuDefinitionInfo:
2961#
2962# Virtual CPU definition.
2963#
2964# @name: the name of the CPU definition
2965#
2966# Since: 1.2.0
2967##
2968{ 'type': 'CpuDefinitionInfo',
2969 'data': { 'name': 'str' } }
2970
2971##
2972# @query-cpu-definitions:
2973#
2974# Return a list of supported virtual CPU definitions
2975#
2976# Returns: a list of CpuDefInfo
2977#
2978# Since: 1.2.0
2979##
2980{ 'command': 'query-cpu-definitions', 'returns': ['CpuDefinitionInfo'] }
ba1c048a
CB
2981
2982# @AddfdInfo:
2983#
2984# Information about a file descriptor that was added to an fd set.
2985#
2986# @fdset-id: The ID of the fd set that @fd was added to.
2987#
2988# @fd: The file descriptor that was received via SCM rights and
2989# added to the fd set.
2990#
2991# Since: 1.2.0
2992##
2993{ 'type': 'AddfdInfo', 'data': {'fdset-id': 'int', 'fd': 'int'} }
2994
2995##
2996# @add-fd:
2997#
2998# Add a file descriptor, that was passed via SCM rights, to an fd set.
2999#
3000# @fdset-id: #optional The ID of the fd set to add the file descriptor to.
3001#
3002# @opaque: #optional A free-form string that can be used to describe the fd.
3003#
3004# Returns: @AddfdInfo on success
3005# If file descriptor was not received, FdNotSupplied
9ac54af0 3006# If @fdset-id is a negative value, InvalidParameterValue
ba1c048a
CB
3007#
3008# Notes: The list of fd sets is shared by all monitor connections.
3009#
3010# If @fdset-id is not specified, a new fd set will be created.
3011#
3012# Since: 1.2.0
3013##
3014{ 'command': 'add-fd', 'data': {'*fdset-id': 'int', '*opaque': 'str'},
3015 'returns': 'AddfdInfo' }
3016
3017##
3018# @remove-fd:
3019#
3020# Remove a file descriptor from an fd set.
3021#
3022# @fdset-id: The ID of the fd set that the file descriptor belongs to.
3023#
3024# @fd: #optional The file descriptor that is to be removed.
3025#
3026# Returns: Nothing on success
3027# If @fdset-id or @fd is not found, FdNotFound
3028#
3029# Since: 1.2.0
3030#
3031# Notes: The list of fd sets is shared by all monitor connections.
3032#
3033# If @fd is not specified, all file descriptors in @fdset-id
3034# will be removed.
3035##
3036{ 'command': 'remove-fd', 'data': {'fdset-id': 'int', '*fd': 'int'} }
3037
3038##
3039# @FdsetFdInfo:
3040#
3041# Information about a file descriptor that belongs to an fd set.
3042#
3043# @fd: The file descriptor value.
3044#
3045# @opaque: #optional A free-form string that can be used to describe the fd.
3046#
3047# Since: 1.2.0
3048##
3049{ 'type': 'FdsetFdInfo',
3050 'data': {'fd': 'int', '*opaque': 'str'} }
3051
3052##
3053# @FdsetInfo:
3054#
3055# Information about an fd set.
3056#
3057# @fdset-id: The ID of the fd set.
3058#
3059# @fds: A list of file descriptors that belong to this fd set.
3060#
3061# Since: 1.2.0
3062##
3063{ 'type': 'FdsetInfo',
3064 'data': {'fdset-id': 'int', 'fds': ['FdsetFdInfo']} }
3065
3066##
3067# @query-fdsets:
3068#
3069# Return information describing all fd sets.
3070#
3071# Returns: A list of @FdsetInfo
3072#
3073# Since: 1.2.0
3074#
3075# Note: The list of fd sets is shared by all monitor connections.
3076#
3077##
3078{ 'command': 'query-fdsets', 'returns': ['FdsetInfo'] }
99afc91d 3079
99afc91d
DB
3080##
3081# @TargetInfo:
3082#
3083# Information describing the QEMU target.
3084#
3085# @arch: the target architecture (eg "x86_64", "i386", etc)
3086#
3087# Since: 1.2.0
3088##
3089{ 'type': 'TargetInfo',
c02a9552 3090 'data': { 'arch': 'str' } }
99afc91d
DB
3091
3092##
3093# @query-target:
3094#
3095# Return information about the target for this QEMU
3096#
3097# Returns: TargetInfo
3098#
3099# Since: 1.2.0
3100##
3101{ 'command': 'query-target', 'returns': 'TargetInfo' }
411656f4
AK
3102
3103##
3104# @QKeyCode:
3105#
3106# An enumeration of key name.
3107#
3108# This is used by the send-key command.
3109#
3110# Since: 1.3.0
3111##
3112{ 'enum': 'QKeyCode',
3113 'data': [ 'shift', 'shift_r', 'alt', 'alt_r', 'altgr', 'altgr_r', 'ctrl',
3114 'ctrl_r', 'menu', 'esc', '1', '2', '3', '4', '5', '6', '7', '8',
3115 '9', '0', 'minus', 'equal', 'backspace', 'tab', 'q', 'w', 'e',
3116 'r', 't', 'y', 'u', 'i', 'o', 'p', 'bracket_left', 'bracket_right',
3117 'ret', 'a', 's', 'd', 'f', 'g', 'h', 'j', 'k', 'l', 'semicolon',
3118 'apostrophe', 'grave_accent', 'backslash', 'z', 'x', 'c', 'v', 'b',
3119 'n', 'm', 'comma', 'dot', 'slash', 'asterisk', 'spc', 'caps_lock',
3120 'f1', 'f2', 'f3', 'f4', 'f5', 'f6', 'f7', 'f8', 'f9', 'f10',
3121 'num_lock', 'scroll_lock', 'kp_divide', 'kp_multiply',
3122 'kp_subtract', 'kp_add', 'kp_enter', 'kp_decimal', 'sysrq', 'kp_0',
3123 'kp_1', 'kp_2', 'kp_3', 'kp_4', 'kp_5', 'kp_6', 'kp_7', 'kp_8',
3124 'kp_9', 'less', 'f11', 'f12', 'print', 'home', 'pgup', 'pgdn', 'end',
3125 'left', 'up', 'down', 'right', 'insert', 'delete', 'stop', 'again',
3126 'props', 'undo', 'front', 'copy', 'open', 'paste', 'find', 'cut',
3127 'lf', 'help', 'meta_l', 'meta_r', 'compose' ] }
e4c8f004 3128
9f328977
LC
3129##
3130# @KeyValue
3131#
3132# Represents a keyboard key.
3133#
3134# Since: 1.3.0
3135##
3136{ 'union': 'KeyValue',
3137 'data': {
3138 'number': 'int',
3139 'qcode': 'QKeyCode' } }
3140
e4c8f004
AK
3141##
3142# @send-key:
3143#
3144# Send keys to guest.
3145#
9f328977
LC
3146# @keys: An array of @KeyValue elements. All @KeyValues in this array are
3147# simultaneously sent to the guest. A @KeyValue.number value is sent
3148# directly to the guest, while @KeyValue.qcode must be a valid
3149# @QKeyCode value
e4c8f004
AK
3150#
3151# @hold-time: #optional time to delay key up events, milliseconds. Defaults
3152# to 100
3153#
3154# Returns: Nothing on success
3155# If key is unknown or redundant, InvalidParameter
3156#
3157# Since: 1.3.0
3158#
3159##
3160{ 'command': 'send-key',
9f328977 3161 'data': { 'keys': ['KeyValue'], '*hold-time': 'int' } }
ad39cf6d
LC
3162
3163##
3164# @screendump:
3165#
3166# Write a PPM of the VGA screen to a file.
3167#
3168# @filename: the path of a new PPM file to store the image
3169#
3170# Returns: Nothing on success
3171#
3172# Since: 0.14.0
3173##
3174{ 'command': 'screendump', 'data': {'filename': 'str'} }
6dd844db
PB
3175
3176##
3177# @nbd-server-start:
3178#
3179# Start an NBD server listening on the given host and port. Block
3180# devices can then be exported using @nbd-server-add. The NBD
3181# server will present them as named exports; for example, another
3182# QEMU instance could refer to them as "nbd:HOST:PORT:exportname=NAME".
3183#
3184# @addr: Address on which to listen.
3185#
3186# Returns: error if the server is already running.
3187#
3188# Since: 1.3.0
3189##
3190{ 'command': 'nbd-server-start',
3191 'data': { 'addr': 'SocketAddress' } }
3192
3193##
3194# @nbd-server-add:
3195#
3196# Export a device to QEMU's embedded NBD server.
3197#
3198# @device: Block device to be exported
3199#
3200# @writable: Whether clients should be able to write to the device via the
3201# NBD connection (default false). #optional
3202#
3203# Returns: error if the device is already marked for export.
3204#
3205# Since: 1.3.0
3206##
3207{ 'command': 'nbd-server-add', 'data': {'device': 'str', '*writable': 'bool'} }
3208
3209##
3210# @nbd-server-stop:
3211#
3212# Stop QEMU's embedded NBD server, and unregister all devices previously
3213# added via @nbd-server-add.
3214#
3215# Since: 1.3.0
3216##
3217{ 'command': 'nbd-server-stop' }
f1a1a356 3218
ffbdbe59
GH
3219##
3220# @ChardevFile:
3221#
3222# Configuration info for file chardevs.
3223#
3224# @in: #optional The name of the input file
3225# @out: The name of the output file
3226#
3227# Since: 1.4
3228##
3229{ 'type': 'ChardevFile', 'data': { '*in' : 'str',
3230 'out' : 'str' } }
3231
d59044ef 3232##
d36b2b90 3233# @ChardevHostdev:
d59044ef 3234#
548cbb36 3235# Configuration info for device and pipe chardevs.
d59044ef
GH
3236#
3237# @device: The name of the special file for the device,
3238# i.e. /dev/ttyS0 on Unix or COM1: on Windows
3239# @type: What kind of device this is.
3240#
3241# Since: 1.4
3242##
d36b2b90 3243{ 'type': 'ChardevHostdev', 'data': { 'device' : 'str' } }
d59044ef 3244
f6bd5d6e
GH
3245##
3246# @ChardevSocket:
3247#
3ecc059d 3248# Configuration info for (stream) socket chardevs.
f6bd5d6e
GH
3249#
3250# @addr: socket address to listen on (server=true)
3251# or connect to (server=false)
3252# @server: #optional create server socket (default: true)
ef993ba7
GH
3253# @wait: #optional wait for incoming connection on server
3254# sockets (default: false).
f6bd5d6e 3255# @nodelay: #optional set TCP_NODELAY socket option (default: false)
ef993ba7
GH
3256# @telnet: #optional enable telnet protocol on server
3257# sockets (default: false)
f6bd5d6e
GH
3258#
3259# Since: 1.4
3260##
3261{ 'type': 'ChardevSocket', 'data': { 'addr' : 'SocketAddress',
3262 '*server' : 'bool',
3263 '*wait' : 'bool',
3264 '*nodelay' : 'bool',
3265 '*telnet' : 'bool' } }
3266
3ecc059d 3267##
08d0ab3f 3268# @ChardevUdp:
3ecc059d
GH
3269#
3270# Configuration info for datagram socket chardevs.
3271#
3272# @remote: remote address
3273# @local: #optional local address
3274#
3275# Since: 1.5
3276##
08d0ab3f
LL
3277{ 'type': 'ChardevUdp', 'data': { 'remote' : 'SocketAddress',
3278 '*local' : 'SocketAddress' } }
3ecc059d 3279
edb2fb3c
GH
3280##
3281# @ChardevMux:
3282#
3283# Configuration info for mux chardevs.
3284#
3285# @chardev: name of the base chardev.
3286#
3287# Since: 1.5
3288##
3289{ 'type': 'ChardevMux', 'data': { 'chardev' : 'str' } }
3290
7c358031
GH
3291##
3292# @ChardevStdio:
3293#
3294# Configuration info for stdio chardevs.
3295#
3296# @signal: #optional Allow signals (such as SIGINT triggered by ^C)
3297# be delivered to qemu. Default: true in -nographic mode,
3298# false otherwise.
3299#
3300# Since: 1.5
3301##
3302{ 'type': 'ChardevStdio', 'data': { '*signal' : 'bool' } }
3303
cd153e2a
GH
3304##
3305# @ChardevSpiceChannel:
3306#
3307# Configuration info for spice vm channel chardevs.
3308#
3309# @type: kind of channel (for example vdagent).
3310#
3311# Since: 1.5
3312##
3313{ 'type': 'ChardevSpiceChannel', 'data': { 'type' : 'str' } }
3314
3315##
3316# @ChardevSpicePort:
3317#
3318# Configuration info for spice port chardevs.
3319#
3320# @fqdn: name of the channel (see docs/spice-port-fqdn.txt)
3321#
3322# Since: 1.5
3323##
3324{ 'type': 'ChardevSpicePort', 'data': { 'fqdn' : 'str' } }
3325
702ec69c
GH
3326##
3327# @ChardevVC:
3328#
3329# Configuration info for virtual console chardevs.
3330#
3331# @width: console width, in pixels
3332# @height: console height, in pixels
3333# @cols: console width, in chars
3334# @rows: console height, in chars
3335#
3336# Since: 1.5
3337##
3338{ 'type': 'ChardevVC', 'data': { '*width' : 'int',
3339 '*height' : 'int',
3340 '*cols' : 'int',
3341 '*rows' : 'int' } }
3342
1da48c65 3343##
6a85e60c 3344# @ChardevMemory:
1da48c65
GH
3345#
3346# Configuration info for memory chardevs
3347#
3348# @size: #optional Ringbuffer size, must be power of two, default is 65536
3349#
3350# Since: 1.5
3351##
6a85e60c 3352{ 'type': 'ChardevMemory', 'data': { '*size' : 'int' } }
1da48c65 3353
f1a1a356
GH
3354##
3355# @ChardevBackend:
3356#
3357# Configuration info for the new chardev backend.
3358#
3359# Since: 1.4
3360##
3361{ 'type': 'ChardevDummy', 'data': { } }
3362
f6bd5d6e 3363{ 'union': 'ChardevBackend', 'data': { 'file' : 'ChardevFile',
d36b2b90
MA
3364 'serial' : 'ChardevHostdev',
3365 'parallel': 'ChardevHostdev',
548cbb36 3366 'pipe' : 'ChardevHostdev',
f6bd5d6e 3367 'socket' : 'ChardevSocket',
08d0ab3f 3368 'udp' : 'ChardevUdp',
0a1a7fab 3369 'pty' : 'ChardevDummy',
edb2fb3c 3370 'null' : 'ChardevDummy',
f5a51cab 3371 'mux' : 'ChardevMux',
2d57286d 3372 'msmouse': 'ChardevDummy',
7c358031 3373 'braille': 'ChardevDummy',
d9ac374f 3374 'stdio' : 'ChardevStdio',
cd153e2a
GH
3375 'console': 'ChardevDummy',
3376 'spicevmc' : 'ChardevSpiceChannel',
702ec69c 3377 'spiceport' : 'ChardevSpicePort',
1da48c65 3378 'vc' : 'ChardevVC',
6a85e60c 3379 'memory' : 'ChardevMemory' } }
f1a1a356
GH
3380
3381##
3382# @ChardevReturn:
3383#
3384# Return info about the chardev backend just created.
3385#
58fa4325
MA
3386# @pty: #optional name of the slave pseudoterminal device, present if
3387# and only if a chardev of type 'pty' was created
3388#
f1a1a356
GH
3389# Since: 1.4
3390##
0a1a7fab 3391{ 'type' : 'ChardevReturn', 'data': { '*pty' : 'str' } }
f1a1a356
GH
3392
3393##
3394# @chardev-add:
3395#
58fa4325 3396# Add a character device backend
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GH
3397#
3398# @id: the chardev's ID, must be unique
3399# @backend: backend type and parameters
3400#
58fa4325 3401# Returns: ChardevReturn.
f1a1a356
GH
3402#
3403# Since: 1.4
3404##
3405{ 'command': 'chardev-add', 'data': {'id' : 'str',
3406 'backend' : 'ChardevBackend' },
3407 'returns': 'ChardevReturn' }
3408
3409##
3410# @chardev-remove:
3411#
58fa4325 3412# Remove a character device backend
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GH
3413#
3414# @id: the chardev's ID, must exist and not be in use
3415#
3416# Returns: Nothing on success
3417#
3418# Since: 1.4
3419##
3420{ 'command': 'chardev-remove', 'data': {'id': 'str'} }
d1a0cf73
SB
3421
3422##
3423# @TpmModel:
3424#
3425# An enumeration of TPM models
3426#
3427# @tpm-tis: TPM TIS model
3428#
3429# Since: 1.5
3430##
3431{ 'enum': 'TpmModel', 'data': [ 'tpm-tis' ] }
3432
3433##
3434# @query-tpm-models:
3435#
3436# Return a list of supported TPM models
3437#
3438# Returns: a list of TpmModel
3439#
3440# Since: 1.5
3441##
3442{ 'command': 'query-tpm-models', 'returns': ['TpmModel'] }
3443
3444##
3445# @TpmType:
3446#
3447# An enumeration of TPM types
3448#
3449# @passthrough: TPM passthrough type
3450#
3451# Since: 1.5
3452##
3453{ 'enum': 'TpmType', 'data': [ 'passthrough' ] }
3454
3455##
3456# @query-tpm-types:
3457#
3458# Return a list of supported TPM types
3459#
3460# Returns: a list of TpmType
3461#
3462# Since: 1.5
3463##
3464{ 'command': 'query-tpm-types', 'returns': ['TpmType'] }
3465
3466##
3467# @TPMPassthroughOptions:
3468#
3469# Information about the TPM passthrough type
3470#
3471# @path: #optional string describing the path used for accessing the TPM device
3472#
3473# @cancel-path: #optional string showing the TPM's sysfs cancel file
3474# for cancellation of TPM commands while they are executing
3475#
3476# Since: 1.5
3477##
3478{ 'type': 'TPMPassthroughOptions', 'data': { '*path' : 'str',
3479 '*cancel-path' : 'str'} }
3480
3481##
3482# @TpmTypeOptions:
3483#
3484# A union referencing different TPM backend types' configuration options
3485#
88ca7bcf 3486# @passthrough: The configuration options for the TPM passthrough type
d1a0cf73
SB
3487#
3488# Since: 1.5
3489##
3490{ 'union': 'TpmTypeOptions',
88ca7bcf 3491 'data': { 'passthrough' : 'TPMPassthroughOptions' } }
d1a0cf73
SB
3492
3493##
3494# @TpmInfo:
3495#
3496# Information about the TPM
3497#
3498# @id: The Id of the TPM
3499#
3500# @model: The TPM frontend model
3501#
88ca7bcf 3502# @options: The TPM (backend) type configuration options
d1a0cf73
SB
3503#
3504# Since: 1.5
3505##
3506{ 'type': 'TPMInfo',
3507 'data': {'id': 'str',
3508 'model': 'TpmModel',
88ca7bcf 3509 'options': 'TpmTypeOptions' } }
d1a0cf73
SB
3510
3511##
3512# @query-tpm:
3513#
3514# Return information about the TPM device
3515#
3516# Returns: @TPMInfo on success
3517#
3518# Since: 1.5
3519##
3520{ 'command': 'query-tpm', 'returns': ['TPMInfo'] }
8ccbad5c
LE
3521
3522##
3523# @AcpiTableOptions
3524#
3525# Specify an ACPI table on the command line to load.
3526#
3527# At most one of @file and @data can be specified. The list of files specified
3528# by any one of them is loaded and concatenated in order. If both are omitted,
3529# @data is implied.
3530#
3531# Other fields / optargs can be used to override fields of the generic ACPI
3532# table header; refer to the ACPI specification 5.0, section 5.2.6 System
3533# Description Table Header. If a header field is not overridden, then the
3534# corresponding value from the concatenated blob is used (in case of @file), or
3535# it is filled in with a hard-coded value (in case of @data).
3536#
3537# String fields are copied into the matching ACPI member from lowest address
3538# upwards, and silently truncated / NUL-padded to length.
3539#
3540# @sig: #optional table signature / identifier (4 bytes)
3541#
3542# @rev: #optional table revision number (dependent on signature, 1 byte)
3543#
3544# @oem_id: #optional OEM identifier (6 bytes)
3545#
3546# @oem_table_id: #optional OEM table identifier (8 bytes)
3547#
3548# @oem_rev: #optional OEM-supplied revision number (4 bytes)
3549#
3550# @asl_compiler_id: #optional identifier of the utility that created the table
3551# (4 bytes)
3552#
3553# @asl_compiler_rev: #optional revision number of the utility that created the
3554# table (4 bytes)
3555#
3556# @file: #optional colon (:) separated list of pathnames to load and
3557# concatenate as table data. The resultant binary blob is expected to
3558# have an ACPI table header. At least one file is required. This field
3559# excludes @data.
3560#
3561# @data: #optional colon (:) separated list of pathnames to load and
3562# concatenate as table data. The resultant binary blob must not have an
3563# ACPI table header. At least one file is required. This field excludes
3564# @file.
3565#
3566# Since 1.5
3567##
3568{ 'type': 'AcpiTableOptions',
3569 'data': {
3570 '*sig': 'str',
3571 '*rev': 'uint8',
3572 '*oem_id': 'str',
3573 '*oem_table_id': 'str',
3574 '*oem_rev': 'uint32',
3575 '*asl_compiler_id': 'str',
3576 '*asl_compiler_rev': 'uint32',
3577 '*file': 'str',
3578 '*data': 'str' }}
1f8f987d
AK
3579
3580##
3581# @CommandLineParameterType:
3582#
3583# Possible types for an option parameter.
3584#
3585# @string: accepts a character string
3586#
3587# @boolean: accepts "on" or "off"
3588#
3589# @number: accepts a number
3590#
3591# @size: accepts a number followed by an optional suffix (K)ilo,
3592# (M)ega, (G)iga, (T)era
3593#
3594# Since 1.5
3595##
3596{ 'enum': 'CommandLineParameterType',
3597 'data': ['string', 'boolean', 'number', 'size'] }
3598
3599##
3600# @CommandLineParameterInfo:
3601#
3602# Details about a single parameter of a command line option.
3603#
3604# @name: parameter name
3605#
3606# @type: parameter @CommandLineParameterType
3607#
3608# @help: #optional human readable text string, not suitable for parsing.
3609#
3610# Since 1.5
3611##
3612{ 'type': 'CommandLineParameterInfo',
3613 'data': { 'name': 'str',
3614 'type': 'CommandLineParameterType',
3615 '*help': 'str' } }
3616
3617##
3618# @CommandLineOptionInfo:
3619#
3620# Details about a command line option, including its list of parameter details
3621#
3622# @option: option name
3623#
3624# @parameters: an array of @CommandLineParameterInfo
3625#
3626# Since 1.5
3627##
3628{ 'type': 'CommandLineOptionInfo',
3629 'data': { 'option': 'str', 'parameters': ['CommandLineParameterInfo'] } }
3630
3631##
3632# @query-command-line-options:
3633#
3634# Query command line option schema.
3635#
3636# @option: #optional option name
3637#
3638# Returns: list of @CommandLineOptionInfo for all options (or for the given
3639# @option). Returns an error if the given @option doesn't exist.
3640#
3641# Since 1.5
3642##
3643{'command': 'query-command-line-options', 'data': { '*option': 'str' },
3644 'returns': ['CommandLineOptionInfo'] }
8e8aba50
EH
3645
3646##
3647# @X86CPURegister32
3648#
3649# A X86 32-bit register
3650#
3651# Since: 1.5
3652##
3653{ 'enum': 'X86CPURegister32',
3654 'data': [ 'EAX', 'EBX', 'ECX', 'EDX', 'ESP', 'EBP', 'ESI', 'EDI' ] }
3655
3656##
3657# @X86CPUFeatureWordInfo
3658#
3659# Information about a X86 CPU feature word
3660#
3661# @cpuid-input-eax: Input EAX value for CPUID instruction for that feature word
3662#
3663# @cpuid-input-ecx: #optional Input ECX value for CPUID instruction for that
3664# feature word
3665#
3666# @cpuid-register: Output register containing the feature bits
3667#
3668# @features: value of output register, containing the feature bits
3669#
3670# Since: 1.5
3671##
3672{ 'type': 'X86CPUFeatureWordInfo',
3673 'data': { 'cpuid-input-eax': 'int',
3674 '*cpuid-input-ecx': 'int',
3675 'cpuid-register': 'X86CPURegister32',
3676 'features': 'int' } }