666 lines
16 KiB
Python
666 lines
16 KiB
Python
# -*- Mode: Python -*-
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# vim: filetype=python
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#
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##
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# = VM run state
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##
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##
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# @RunState:
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#
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# An enumeration of VM run states.
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#
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# @debug: QEMU is running on a debugger
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#
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# @finish-migrate: guest is paused to finish the migration process
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#
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# @inmigrate: guest is paused waiting for an incoming migration. Note
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# that this state does not tell whether the machine will start at the
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# end of the migration. This depends on the command-line -S option and
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# any invocation of 'stop' or 'cont' that has happened since QEMU was
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# started.
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#
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# @internal-error: An internal error that prevents further guest execution
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# has occurred
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#
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# @io-error: the last IOP has failed and the device is configured to pause
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# on I/O errors
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#
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# @paused: guest has been paused via the 'stop' command
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#
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# @postmigrate: guest is paused following a successful 'migrate'
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#
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# @prelaunch: QEMU was started with -S and guest has not started
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#
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# @restore-vm: guest is paused to restore VM state
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#
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# @running: guest is actively running
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#
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# @save-vm: guest is paused to save the VM state
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#
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# @shutdown: guest is shut down (and -no-shutdown is in use)
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#
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# @suspended: guest is suspended (ACPI S3)
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#
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# @watchdog: the watchdog action is configured to pause and has been triggered
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#
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# @guest-panicked: guest has been panicked as a result of guest OS panic
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#
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# @colo: guest is paused to save/restore VM state under colo checkpoint,
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# VM can not get into this state unless colo capability is enabled
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# for migration. (since 2.8)
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##
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{ 'enum': 'RunState',
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'data': [ 'debug', 'inmigrate', 'internal-error', 'io-error', 'paused',
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'postmigrate', 'prelaunch', 'finish-migrate', 'restore-vm',
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'running', 'save-vm', 'shutdown', 'suspended', 'watchdog',
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'guest-panicked', 'colo' ] }
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##
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# @ShutdownCause:
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#
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# An enumeration of reasons for a Shutdown.
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#
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# @none: No shutdown request pending
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#
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# @host-error: An error prevents further use of guest
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#
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# @host-qmp-quit: Reaction to the QMP command 'quit'
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#
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# @host-qmp-system-reset: Reaction to the QMP command 'system_reset'
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#
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# @host-signal: Reaction to a signal, such as SIGINT
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#
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# @host-ui: Reaction to a UI event, like window close
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#
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# @guest-shutdown: Guest shutdown/suspend request, via ACPI or other
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# hardware-specific means
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#
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# @guest-reset: Guest reset request, and command line turns that into
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# a shutdown
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#
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# @guest-panic: Guest panicked, and command line turns that into a shutdown
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#
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# @subsystem-reset: Partial guest reset that does not trigger QMP events and
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# ignores --no-reboot. This is useful for sanitizing
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# hypercalls on s390 that are used during kexec/kdump/boot
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#
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# @snapshot-load: A snapshot is being loaded by the record & replay
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# subsystem. This value is used only within QEMU. It
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# doesn't occur in QMP. (since 7.2)
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#
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##
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{ 'enum': 'ShutdownCause',
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# Beware, shutdown_caused_by_guest() depends on enumeration order
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'data': [ 'none', 'host-error', 'host-qmp-quit', 'host-qmp-system-reset',
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'host-signal', 'host-ui', 'guest-shutdown', 'guest-reset',
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'guest-panic', 'subsystem-reset', 'snapshot-load'] }
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##
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# @StatusInfo:
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#
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# Information about VCPU run state
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#
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# @running: true if all VCPUs are runnable, false if not runnable
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#
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# @singlestep: true if VCPUs are in single-step mode
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#
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# @status: the virtual machine @RunState
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#
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# Since: 0.14
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#
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# Notes: @singlestep is enabled through the GDB stub
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##
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{ 'struct': 'StatusInfo',
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'data': {'running': 'bool', 'singlestep': 'bool', 'status': 'RunState'} }
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##
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# @query-status:
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#
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# Query the run status of all VCPUs
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#
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# Returns: @StatusInfo reflecting all VCPUs
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#
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# Since: 0.14
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#
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# Example:
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#
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# -> { "execute": "query-status" }
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# <- { "return": { "running": true,
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# "singlestep": false,
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# "status": "running" } }
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#
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##
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{ 'command': 'query-status', 'returns': 'StatusInfo',
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'allow-preconfig': true }
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##
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# @SHUTDOWN:
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#
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# Emitted when the virtual machine has shut down, indicating that qemu is
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# about to exit.
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#
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# @guest: If true, the shutdown was triggered by a guest request (such as
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# a guest-initiated ACPI shutdown request or other hardware-specific action)
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# rather than a host request (such as sending qemu a SIGINT). (since 2.10)
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#
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# @reason: The @ShutdownCause which resulted in the SHUTDOWN. (since 4.0)
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#
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# Note: If the command-line option "-no-shutdown" has been specified, qemu will
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# not exit, and a STOP event will eventually follow the SHUTDOWN event
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#
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# Since: 0.12
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#
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# Example:
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#
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# <- { "event": "SHUTDOWN",
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# "data": { "guest": true, "reason": "guest-shutdown" },
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# "timestamp": { "seconds": 1267040730, "microseconds": 682951 } }
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#
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##
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{ 'event': 'SHUTDOWN', 'data': { 'guest': 'bool', 'reason': 'ShutdownCause' } }
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##
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# @POWERDOWN:
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#
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# Emitted when the virtual machine is powered down through the power control
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# system, such as via ACPI.
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#
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# Since: 0.12
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#
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# Example:
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#
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# <- { "event": "POWERDOWN",
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# "timestamp": { "seconds": 1267040730, "microseconds": 682951 } }
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#
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##
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{ 'event': 'POWERDOWN' }
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##
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# @RESET:
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#
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# Emitted when the virtual machine is reset
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#
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# @guest: If true, the reset was triggered by a guest request (such as
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# a guest-initiated ACPI reboot request or other hardware-specific action)
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# rather than a host request (such as the QMP command system_reset).
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# (since 2.10)
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#
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# @reason: The @ShutdownCause of the RESET. (since 4.0)
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#
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# Since: 0.12
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#
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# Example:
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#
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# <- { "event": "RESET",
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# "data": { "guest": false, "reason": "guest-reset" },
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# "timestamp": { "seconds": 1267041653, "microseconds": 9518 } }
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#
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##
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{ 'event': 'RESET', 'data': { 'guest': 'bool', 'reason': 'ShutdownCause' } }
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##
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# @STOP:
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#
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# Emitted when the virtual machine is stopped
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#
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# Since: 0.12
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#
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# Example:
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#
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# <- { "event": "STOP",
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# "timestamp": { "seconds": 1267041730, "microseconds": 281295 } }
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#
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##
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{ 'event': 'STOP' }
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##
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# @RESUME:
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#
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# Emitted when the virtual machine resumes execution
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#
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# Since: 0.12
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#
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# Example:
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#
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# <- { "event": "RESUME",
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# "timestamp": { "seconds": 1271770767, "microseconds": 582542 } }
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#
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##
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{ 'event': 'RESUME' }
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##
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# @SUSPEND:
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#
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# Emitted when guest enters a hardware suspension state, for example, S3 state,
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# which is sometimes called standby state
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#
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# Since: 1.1
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#
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# Example:
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#
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# <- { "event": "SUSPEND",
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# "timestamp": { "seconds": 1344456160, "microseconds": 309119 } }
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#
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##
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{ 'event': 'SUSPEND' }
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##
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# @SUSPEND_DISK:
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#
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# Emitted when guest enters a hardware suspension state with data saved on
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# disk, for example, S4 state, which is sometimes called hibernate state
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#
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# Note: QEMU shuts down (similar to event @SHUTDOWN) when entering this state
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#
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# Since: 1.2
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#
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# Example:
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#
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# <- { "event": "SUSPEND_DISK",
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# "timestamp": { "seconds": 1344456160, "microseconds": 309119 } }
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#
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##
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{ 'event': 'SUSPEND_DISK' }
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##
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# @WAKEUP:
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#
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# Emitted when the guest has woken up from suspend state and is running
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#
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# Since: 1.1
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#
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# Example:
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#
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# <- { "event": "WAKEUP",
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# "timestamp": { "seconds": 1344522075, "microseconds": 745528 } }
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#
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##
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{ 'event': 'WAKEUP' }
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##
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# @WATCHDOG:
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#
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# Emitted when the watchdog device's timer is expired
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#
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# @action: action that has been taken
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#
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# Note: If action is "reset", "shutdown", or "pause" the WATCHDOG event is
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# followed respectively by the RESET, SHUTDOWN, or STOP events
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#
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# Note: This event is rate-limited.
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#
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# Since: 0.13
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#
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# Example:
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#
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# <- { "event": "WATCHDOG",
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# "data": { "action": "reset" },
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# "timestamp": { "seconds": 1267061043, "microseconds": 959568 } }
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#
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##
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{ 'event': 'WATCHDOG',
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'data': { 'action': 'WatchdogAction' } }
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##
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# @WatchdogAction:
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#
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# An enumeration of the actions taken when the watchdog device's timer is
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# expired
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#
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# @reset: system resets
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#
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# @shutdown: system shutdown, note that it is similar to @powerdown, which
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# tries to set to system status and notify guest
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#
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# @poweroff: system poweroff, the emulator program exits
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#
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# @pause: system pauses, similar to @stop
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#
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# @debug: system enters debug state
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#
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# @none: nothing is done
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#
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# @inject-nmi: a non-maskable interrupt is injected into the first VCPU (all
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# VCPUS on x86) (since 2.4)
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#
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# Since: 2.1
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##
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{ 'enum': 'WatchdogAction',
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'data': [ 'reset', 'shutdown', 'poweroff', 'pause', 'debug', 'none',
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'inject-nmi' ] }
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##
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# @RebootAction:
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#
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# Possible QEMU actions upon guest reboot
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#
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# @reset: Reset the VM
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#
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# @shutdown: Shutdown the VM and exit, according to the shutdown action
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#
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# Since: 6.0
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##
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{ 'enum': 'RebootAction',
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'data': [ 'reset', 'shutdown' ] }
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##
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# @ShutdownAction:
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#
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# Possible QEMU actions upon guest shutdown
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#
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# @poweroff: Shutdown the VM and exit
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#
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# @pause: pause the VM
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#
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# Since: 6.0
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##
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{ 'enum': 'ShutdownAction',
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'data': [ 'poweroff', 'pause' ] }
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##
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# @PanicAction:
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#
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# @none: Continue VM execution
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#
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# @pause: Pause the VM
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#
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# @shutdown: Shutdown the VM and exit, according to the shutdown action
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#
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# @exit-failure: Shutdown the VM and exit with nonzero status
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# (since 7.1)
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#
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# Since: 6.0
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##
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{ 'enum': 'PanicAction',
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'data': [ 'pause', 'shutdown', 'exit-failure', 'none' ] }
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##
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# @watchdog-set-action:
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#
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# Set watchdog action
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#
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# Since: 2.11
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##
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{ 'command': 'watchdog-set-action', 'data' : {'action': 'WatchdogAction'} }
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##
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# @set-action:
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#
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# Set the actions that will be taken by the emulator in response to guest
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# events.
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#
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# @reboot: @RebootAction action taken on guest reboot.
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#
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# @shutdown: @ShutdownAction action taken on guest shutdown.
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#
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# @panic: @PanicAction action taken on guest panic.
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#
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# @watchdog: @WatchdogAction action taken when watchdog timer expires .
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#
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# Returns: Nothing on success.
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#
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# Since: 6.0
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#
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# Example:
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#
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# -> { "execute": "set-action",
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# "arguments": { "reboot": "shutdown",
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# "shutdown" : "pause",
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# "panic": "pause",
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# "watchdog": "inject-nmi" } }
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# <- { "return": {} }
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##
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{ 'command': 'set-action',
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'data': { '*reboot': 'RebootAction',
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'*shutdown': 'ShutdownAction',
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'*panic': 'PanicAction',
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'*watchdog': 'WatchdogAction' },
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'allow-preconfig': true }
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##
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# @GUEST_PANICKED:
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#
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# Emitted when guest OS panic is detected
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#
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# @action: action that has been taken, currently always "pause"
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#
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# @info: information about a panic (since 2.9)
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#
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# Since: 1.5
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#
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# Example:
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#
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# <- { "event": "GUEST_PANICKED",
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# "data": { "action": "pause" },
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# "timestamp": { "seconds": 1648245231, "microseconds": 900001 } }
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#
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##
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{ 'event': 'GUEST_PANICKED',
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'data': { 'action': 'GuestPanicAction', '*info': 'GuestPanicInformation' } }
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##
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# @GUEST_CRASHLOADED:
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#
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# Emitted when guest OS crash loaded is detected
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#
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# @action: action that has been taken, currently always "run"
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#
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# @info: information about a panic
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#
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# Since: 5.0
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#
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# Example:
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#
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# <- { "event": "GUEST_CRASHLOADED",
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# "data": { "action": "run" },
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# "timestamp": { "seconds": 1648245259, "microseconds": 893771 } }
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#
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##
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{ 'event': 'GUEST_CRASHLOADED',
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'data': { 'action': 'GuestPanicAction', '*info': 'GuestPanicInformation' } }
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##
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# @GuestPanicAction:
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#
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# An enumeration of the actions taken when guest OS panic is detected
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#
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# @pause: system pauses
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#
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# Since: 2.1 (poweroff since 2.8, run since 5.0)
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##
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{ 'enum': 'GuestPanicAction',
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'data': [ 'pause', 'poweroff', 'run' ] }
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##
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# @GuestPanicInformationType:
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#
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# An enumeration of the guest panic information types
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#
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# @hyper-v: hyper-v guest panic information type
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#
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# @s390: s390 guest panic information type (Since: 2.12)
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#
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# Since: 2.9
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##
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{ 'enum': 'GuestPanicInformationType',
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'data': [ 'hyper-v', 's390' ] }
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##
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# @GuestPanicInformation:
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#
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# Information about a guest panic
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#
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# @type: Crash type that defines the hypervisor specific information
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#
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# Since: 2.9
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##
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{'union': 'GuestPanicInformation',
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'base': {'type': 'GuestPanicInformationType'},
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'discriminator': 'type',
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'data': { 'hyper-v': 'GuestPanicInformationHyperV',
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's390': 'GuestPanicInformationS390' } }
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##
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# @GuestPanicInformationHyperV:
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#
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# Hyper-V specific guest panic information (HV crash MSRs)
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#
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# Since: 2.9
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##
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{'struct': 'GuestPanicInformationHyperV',
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'data': { 'arg1': 'uint64',
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'arg2': 'uint64',
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'arg3': 'uint64',
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'arg4': 'uint64',
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'arg5': 'uint64' } }
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##
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# @S390CrashReason:
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#
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# Reason why the CPU is in a crashed state.
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#
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# @unknown: no crash reason was set
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#
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# @disabled-wait: the CPU has entered a disabled wait state
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#
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# @extint-loop: clock comparator or cpu timer interrupt with new PSW enabled
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# for external interrupts
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#
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# @pgmint-loop: program interrupt with BAD new PSW
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#
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# @opint-loop: operation exception interrupt with invalid code at the program
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# interrupt new PSW
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#
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# Since: 2.12
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##
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{ 'enum': 'S390CrashReason',
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'data': [ 'unknown',
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'disabled-wait',
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'extint-loop',
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'pgmint-loop',
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'opint-loop' ] }
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##
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# @GuestPanicInformationS390:
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#
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# S390 specific guest panic information (PSW)
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#
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# @core: core id of the CPU that crashed
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|
# @psw-mask: control fields of guest PSW
|
|
# @psw-addr: guest instruction address
|
|
# @reason: guest crash reason
|
|
#
|
|
# Since: 2.12
|
|
##
|
|
{'struct': 'GuestPanicInformationS390',
|
|
'data': { 'core': 'uint32',
|
|
'psw-mask': 'uint64',
|
|
'psw-addr': 'uint64',
|
|
'reason': 'S390CrashReason' } }
|
|
|
|
##
|
|
# @MEMORY_FAILURE:
|
|
#
|
|
# Emitted when a memory failure occurs on host side.
|
|
#
|
|
# @recipient: recipient is defined as @MemoryFailureRecipient.
|
|
#
|
|
# @action: action that has been taken. action is defined as @MemoryFailureAction.
|
|
#
|
|
# @flags: flags for MemoryFailureAction. action is defined as @MemoryFailureFlags.
|
|
#
|
|
# Since: 5.2
|
|
#
|
|
# Example:
|
|
#
|
|
# <- { "event": "MEMORY_FAILURE",
|
|
# "data": { "recipient": "hypervisor",
|
|
# "action": "fatal",
|
|
# "flags": { "action-required": false,
|
|
# "recursive": false } },
|
|
# "timestamp": { "seconds": 1267061043, "microseconds": 959568 } }
|
|
#
|
|
##
|
|
{ 'event': 'MEMORY_FAILURE',
|
|
'data': { 'recipient': 'MemoryFailureRecipient',
|
|
'action': 'MemoryFailureAction',
|
|
'flags': 'MemoryFailureFlags'} }
|
|
|
|
##
|
|
# @MemoryFailureRecipient:
|
|
#
|
|
# Hardware memory failure occurs, handled by recipient.
|
|
#
|
|
# @hypervisor: memory failure at QEMU process address space.
|
|
# (none guest memory, but used by QEMU itself).
|
|
#
|
|
# @guest: memory failure at guest memory,
|
|
#
|
|
# Since: 5.2
|
|
##
|
|
{ 'enum': 'MemoryFailureRecipient',
|
|
'data': [ 'hypervisor',
|
|
'guest' ] }
|
|
|
|
##
|
|
# @MemoryFailureAction:
|
|
#
|
|
# Actions taken by QEMU in response to a hardware memory failure.
|
|
#
|
|
# @ignore: the memory failure could be ignored. This will only be the case
|
|
# for action-optional failures.
|
|
#
|
|
# @inject: memory failure occurred in guest memory, the guest enabled MCE
|
|
# handling mechanism, and QEMU could inject the MCE into the guest
|
|
# successfully.
|
|
#
|
|
# @fatal: the failure is unrecoverable. This occurs for action-required
|
|
# failures if the recipient is the hypervisor; QEMU will exit.
|
|
#
|
|
# @reset: the failure is unrecoverable but confined to the guest. This
|
|
# occurs if the recipient is a guest guest which is not ready
|
|
# to handle memory failures.
|
|
#
|
|
# Since: 5.2
|
|
##
|
|
{ 'enum': 'MemoryFailureAction',
|
|
'data': [ 'ignore',
|
|
'inject',
|
|
'fatal',
|
|
'reset' ] }
|
|
|
|
##
|
|
# @MemoryFailureFlags:
|
|
#
|
|
# Additional information on memory failures.
|
|
#
|
|
# @action-required: whether a memory failure event is action-required
|
|
# or action-optional (e.g. a failure during memory scrub).
|
|
#
|
|
# @recursive: whether the failure occurred while the previous
|
|
# failure was still in progress.
|
|
#
|
|
# Since: 5.2
|
|
##
|
|
{ 'struct': 'MemoryFailureFlags',
|
|
'data': { 'action-required': 'bool',
|
|
'recursive': 'bool'} }
|
|
|
|
##
|
|
# @NotifyVmexitOption:
|
|
#
|
|
# An enumeration of the options specified when enabling notify VM exit
|
|
#
|
|
# @run: enable the feature, do nothing and continue if the notify VM exit happens.
|
|
#
|
|
# @internal-error: enable the feature, raise a internal error if the notify
|
|
# VM exit happens.
|
|
#
|
|
# @disable: disable the feature.
|
|
#
|
|
# Since: 7.2
|
|
##
|
|
{ 'enum': 'NotifyVmexitOption',
|
|
'data': [ 'run', 'internal-error', 'disable' ] } |