libvirt/src/qemu/qemu_capabilities.h

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/*
* qemu_capabilities.h: QEMU capabilities generation
*
* Copyright (C) 2006-2016 Red Hat, Inc.
* Copyright (C) 2006 Daniel P. Berrange
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <http://www.gnu.org/licenses/>.
*/
#pragma once
#include "virobject.h"
#include "qemu_monitor.h"
#include "domain_capabilities.h"
#include "virfirmware.h"
#include "virfilecache.h"
#include "virenum.h"
/*
* Internal flags to keep track of qemu command line capabilities
*
* As a general rule these flags must not be deleted / renamed, as
* they are serialized in string format into the runtime XML file
* for guests, and new libvirt needs to cope with reading flags
* defined by old libvirt.
*
* The exception to this rule is when we drop support for running
* with older QEMU versions entirely. When a flag is no longer needed
* we temporarily give it an X_ prefix to indicate it should no
* longer be used in code. Periodically we can then purge all the
* X_ flags and re-group what's left.
*/
typedef enum { /* virQEMUCapsFlags grouping marker for syntax-check */
/* 0 */
X_QEMU_CAPS_VNC_COLON, /* VNC takes or address + display */
X_QEMU_CAPS_NO_REBOOT, /* Is the -no-reboot flag available */
X_QEMU_CAPS_DRIVE, /* Is the new -drive arg available */
X_QEMU_CAPS_DRIVE_BOOT, /* Does -drive support boot=on */
X_QEMU_CAPS_NAME, /* Is the -name flag available */
/* 5 */
X_QEMU_CAPS_UUID, /* Is the -uuid flag available */
X_QEMU_CAPS_DOMID, /* Xenner: -domid flag available */
X_QEMU_CAPS_VNET_HDR,
X_QEMU_CAPS_MIGRATE_KVM_STDIO, /* avoid kvm tcp migration bug */
X_QEMU_CAPS_MIGRATE_QEMU_TCP, /* have qemu tcp migration */
/* 10 */
X_QEMU_CAPS_MIGRATE_QEMU_EXEC, /* have qemu exec migration */
X_QEMU_CAPS_DRIVE_CACHE_V2, /* cache= flag wanting new v2 values */
QEMU_CAPS_KVM, /* Whether KVM is usable / was used during probing */
X_QEMU_CAPS_DRIVE_FORMAT, /* Is -drive format= avail */
X_QEMU_CAPS_VGA, /* Is -vga avail */
/* 15 */
X_QEMU_CAPS_0_10, /* features added in qemu-0.10.0 or later */
X_QEMU_CAPS_PCIDEVICE, /* PCI device assignment supported */
X_QEMU_CAPS_MEM_PATH, /* mmap'ped guest backing supported */
X_QEMU_CAPS_DRIVE_SERIAL, /* -driver serial= available */
X_QEMU_CAPS_XEN_DOMID, /* -xen-domid */
/* 20 */
X_QEMU_CAPS_MIGRATE_QEMU_UNIX, /* qemu migration via unix sockets */
X_QEMU_CAPS_CHARDEV, /* Is the new -chardev arg available */
X_QEMU_CAPS_ENABLE_KVM, /* -enable-kvm flag */
X_QEMU_CAPS_MONITOR_JSON, /* JSON mode for monitor */
X_QEMU_CAPS_BALLOON, /* -balloon available */
/* 25 */
X_QEMU_CAPS_DEVICE, /* Is the -device arg available */
QEMU_CAPS_SDL, /* support for SDL graphics is compiled into qemu */
X_QEMU_CAPS_SMP_TOPOLOGY, /* -smp has sockets/cores/threads */
X_QEMU_CAPS_NETDEV, /* -netdev flag & netdev_add/remove */
X_QEMU_CAPS_RTC, /* The -rtc flag for clock options */
/* 30 */
X_QEMU_CAPS_VHOST_NET, /* vhost-net support available */
X_QEMU_CAPS_RTC_TD_HACK, /* -rtc-td-hack available */
QEMU_CAPS_NO_HPET, /* -no-hpet flag is supported */
X_QEMU_CAPS_NO_KVM_PIT, /* -no-kvm-pit-reinjection supported */
X_QEMU_CAPS_TDF, /* -tdf flag (user-mode pit catchup) */
/* 35 */
X_QEMU_CAPS_PCI_CONFIGFD, /* pci-assign.configfd */
X_QEMU_CAPS_NODEFCONFIG, /* -nodefconfig */
X_QEMU_CAPS_BOOT_MENU, /* -boot menu=on support */
X_QEMU_CAPS_FSDEV, /* -fstype filesystem passthrough */
X_QEMU_CAPS_NESTING, /* -enable-nesting (SVM/VMX) */
/* 40 */
X_QEMU_CAPS_NAME_PROCESS, /* Is -name process= available */
X_QEMU_CAPS_DRIVE_READONLY, /* -drive readonly=on|off */
X_QEMU_CAPS_SMBIOS_TYPE, /* Is -smbios type= available */
X_QEMU_CAPS_VGA_QXL, /* The 'qxl' arg for '-vga' */
QEMU_CAPS_SPICE, /* Is -spice avail */
/* 45 */
X_QEMU_CAPS_VGA_NONE, /* The 'none' arg for '-vga' */
X_QEMU_CAPS_MIGRATE_QEMU_FD, /* -incoming fd:n */
X_QEMU_CAPS_BOOTINDEX, /* -device bootindex property */
QEMU_CAPS_HDA_DUPLEX, /* -device hda-duplex */
X_QEMU_CAPS_DRIVE_AIO, /* -drive aio= supported */
/* 50 */
X_QEMU_CAPS_PCI_MULTIBUS, /* bus=pci.0 vs bus=pci */
X_QEMU_CAPS_PCI_BOOTINDEX, /* pci-assign.bootindex */
QEMU_CAPS_CCID_EMULATED, /* -device ccid-card-emulated */
QEMU_CAPS_CCID_PASSTHRU, /* -device ccid-card-passthru */
X_QEMU_CAPS_CHARDEV_SPICEVMC, /* newer -chardev spicevmc */
/* 55 */
X_QEMU_CAPS_DEVICE_SPICEVMC, /* older -device spicevmc */
X_QEMU_CAPS_VIRTIO_TX_ALG, /* -device virtio-net-pci,tx=string */
X_QEMU_CAPS_DEVICE_QXL_VGA, /* primary qxl device named qxl-vga? */
X_QEMU_CAPS_PCI_MULTIFUNCTION, /* -device multifunction=on|off */
X_QEMU_CAPS_VIRTIO_IOEVENTFD, /* virtio-{net|blk}-pci.ioeventfd=on */
/* 60 */
X_QEMU_CAPS_SGA, /* Serial Graphics Adapter */
X_QEMU_CAPS_VIRTIO_BLK_EVENT_IDX, /* virtio-blk-pci.event_idx */
X_QEMU_CAPS_VIRTIO_NET_EVENT_IDX, /* virtio-net-pci.event_idx */
X_QEMU_CAPS_DRIVE_CACHE_DIRECTSYNC, /* Is cache=directsync supported? */
QEMU_CAPS_PIIX3_USB_UHCI, /* -device piix3-usb-uhci */
/* 65 */
QEMU_CAPS_PIIX4_USB_UHCI, /* -device piix4-usb-uhci */
QEMU_CAPS_USB_EHCI, /* -device usb-ehci */
QEMU_CAPS_ICH9_USB_EHCI1, /* -device ich9-usb-ehci1 and friends */
QEMU_CAPS_VT82C686B_USB_UHCI, /* -device vt82c686b-usb-uhci */
QEMU_CAPS_PCI_OHCI, /* -device pci-ohci */
/* 70 */
QEMU_CAPS_USB_REDIR, /* -device usb-redir */
QEMU_CAPS_USB_HUB, /* -device usb-hub */
X_QEMU_CAPS_NO_SHUTDOWN, /* usable -no-shutdown */
X_QEMU_CAPS_DRIVE_CACHE_UNSAFE, /* Is cache=unsafe supported? */
X_QEMU_CAPS_PCI_ROMBAR, /* -device rombar=0|1 */
/* 75 */
QEMU_CAPS_ICH9_AHCI, /* -device ich9-ahci */
QEMU_CAPS_NO_ACPI, /* -no-acpi */
X_QEMU_CAPS_FSDEV_READONLY, /* -fsdev readonly supported */
QEMU_CAPS_VIRTIO_BLK_SCSI, /* virtio-blk-pci.scsi */
X_QEMU_CAPS_VIRTIO_BLK_SG_IO, /* SG_IO commands */
/* 80 */
X_QEMU_CAPS_DRIVE_COPY_ON_READ, /* -drive copy-on-read */
X_QEMU_CAPS_CPU_HOST, /* support for -cpu host */
X_QEMU_CAPS_FSDEV_WRITEOUT, /* -fsdev writeout supported */
X_QEMU_CAPS_DRIVE_IOTUNE, /* -drive bps= and friends */
X_QEMU_CAPS_WAKEUP, /* system_wakeup monitor command */
/* 85 */
QEMU_CAPS_SCSI_DISK_CHANNEL, /* Is scsi-disk.channel available? */
QEMU_CAPS_SCSI_BLOCK, /* -device scsi-block */
X_QEMU_CAPS_TRANSACTION, /* transaction monitor command */
X_QEMU_CAPS_BLOCKJOB_SYNC, /* old block_job_cancel, block_stream */
X_QEMU_CAPS_BLOCKJOB_ASYNC, /* new block-job-cancel, block-stream */
/* 90 */
X_QEMU_CAPS_SCSI_CD, /* -device scsi-cd */
X_QEMU_CAPS_IDE_CD, /* -device ide-cd */
X_QEMU_CAPS_NO_USER_CONFIG, /* -no-user-config */
QEMU_CAPS_HDA_MICRO, /* -device hda-micro */
X_QEMU_CAPS_DUMP_GUEST_MEMORY, /* dump-guest-memory command */
/* 95 */
QEMU_CAPS_NEC_USB_XHCI, /* -device nec-usb-xhci */
X_QEMU_CAPS_VIRTIO_S390, /* -device virtio-*-s390 */
X_QEMU_CAPS_BALLOON_EVENT, /* Async event for balloon changes */
X_QEMU_CAPS_NETDEV_BRIDGE, /* bridge helper support */
QEMU_CAPS_SCSI_LSI, /* -device lsi */
/* 100 */
QEMU_CAPS_VIRTIO_SCSI, /* -device virtio-scsi-* */
QEMU_CAPS_BLOCKIO, /* -device ...logical_block_size & co */
QEMU_CAPS_PIIX_DISABLE_S3, /* -M pc S3 BIOS Advertisement on/off */
QEMU_CAPS_PIIX_DISABLE_S4, /* -M pc S4 BIOS Advertisement on/off */
QEMU_CAPS_USB_REDIR_FILTER, /* usb-redir.filter */
/* 105 */
QEMU_CAPS_IDE_DRIVE_WWN, /* Is ide-drive.wwn available? */
QEMU_CAPS_SCSI_DISK_WWN, /* Is scsi-disk.wwn available? */
QEMU_CAPS_SECCOMP_SANDBOX, /* -sandbox */
X_QEMU_CAPS_REBOOT_TIMEOUT, /* -boot reboot-timeout */
X_QEMU_CAPS_DUMP_GUEST_CORE, /* dump-guest-core-parameter */
/* 110 */
X_QEMU_CAPS_SEAMLESS_MIGRATION, /* seamless-migration for SPICE */
X_QEMU_CAPS_BLOCK_COMMIT, /* block-commit */
QEMU_CAPS_VNC, /* Is -vnc available? */
X_QEMU_CAPS_DRIVE_MIRROR, /* drive-mirror monitor command */
X_QEMU_CAPS_USB_REDIR_BOOTINDEX, /* usb-redir.bootindex */
/* 115 */
X_QEMU_CAPS_USB_HOST_BOOTINDEX, /* usb-host.bootindex */
X_QEMU_CAPS_DISK_SNAPSHOT, /* blockdev-snapshot-sync command */
QEMU_CAPS_DEVICE_QXL, /* -device qxl */
QEMU_CAPS_DEVICE_VGA, /* -device VGA */
QEMU_CAPS_DEVICE_CIRRUS_VGA, /* -device cirrus-vga */
/* 120 */
QEMU_CAPS_DEVICE_VMWARE_SVGA, /* -device vmware-svga */
X_QEMU_CAPS_DEVICE_VIDEO_PRIMARY, /* -device safe for primary video device */
QEMU_CAPS_DEVICE_SCLPCONSOLE, /* -device sclpconsole */
QEMU_CAPS_DEVICE_USB_SERIAL, /* -device usb-serial */
X_QEMU_CAPS_DEVICE_USB_NET, /* -device usb-net */
/* 125 */
X_QEMU_CAPS_ADD_FD, /* -add-fd */
X_QEMU_CAPS_NBD_SERVER, /* nbd-server-start QMP command */
QEMU_CAPS_DEVICE_VIRTIO_RNG, /* virtio-rng device */
QEMU_CAPS_OBJECT_RNG_RANDOM, /* the rng-random backend for virtio rng */
QEMU_CAPS_OBJECT_RNG_EGD, /* EGD protocol daemon for rng */
/* 130 */
QEMU_CAPS_VIRTIO_CCW, /* -device virtio-*-ccw */
X_QEMU_CAPS_DTB, /* -dtb file */
QEMU_CAPS_SCSI_MEGASAS, /* -device megasas */
X_QEMU_CAPS_IPV6_MIGRATION, /* -incoming [::] */
X_QEMU_CAPS_MACHINE_OPT, /* -machine xxxx */
/* 135 */
X_QEMU_CAPS_MACHINE_USB_OPT, /* -machine xxx,usb=on/off */
QEMU_CAPS_DEVICE_TPM_PASSTHROUGH, /* -tpmdev passthrough */
QEMU_CAPS_DEVICE_TPM_TIS, /* -device tpm_tis */
QEMU_CAPS_DEVICE_NVRAM, /* -global spapr-nvram.reg=xxxx */
QEMU_CAPS_DEVICE_PCI_BRIDGE, /* -device pci-bridge */
/* 140 */
QEMU_CAPS_DEVICE_VFIO_PCI, /* -device vfio-pci */
X_QEMU_CAPS_VFIO_PCI_BOOTINDEX, /* bootindex param for vfio-pci device */
X_QEMU_CAPS_DEVICE_SCSI_GENERIC, /* -device scsi-generic */
X_QEMU_CAPS_DEVICE_SCSI_GENERIC_BOOTINDEX, /* -device scsi-generic.bootindex */
X_QEMU_CAPS_MEM_MERGE, /* -machine mem-merge */
/* 145 */
X_QEMU_CAPS_VNC_WEBSOCKET, /* -vnc x:y,websocket */
X_QEMU_CAPS_DRIVE_DISCARD, /* -drive discard=off(ignore)|on(unmap) */
X_QEMU_CAPS_REALTIME_MLOCK, /* -realtime mlock=on|off */
X_QEMU_CAPS_VNC_SHARE_POLICY, /* set display sharing policy */
X_QEMU_CAPS_DEVICE_DEL_EVENT, /* DEVICE_DELETED event */
/* 150 */
QEMU_CAPS_DEVICE_DMI_TO_PCI_BRIDGE, /* -device i82801b11-bridge */
X_QEMU_CAPS_I440FX_PCI_HOLE64_SIZE, /* i440FX-pcihost.pci-hole64-size */
X_QEMU_CAPS_Q35_PCI_HOLE64_SIZE, /* q35-pcihost.pci-hole64-size */
QEMU_CAPS_DEVICE_USB_STORAGE, /* -device usb-storage */
QEMU_CAPS_USB_STORAGE_REMOVABLE, /* usb-storage.removable */
/* 155 */
QEMU_CAPS_DEVICE_VIRTIO_MMIO, /* -device virtio-mmio */
QEMU_CAPS_DEVICE_ICH9_INTEL_HDA, /* -device ich9-intel-hda */
QEMU_CAPS_KVM_PIT_TICK_POLICY, /* kvm-pit.lost_tick_policy */
X_QEMU_CAPS_BOOT_STRICT, /* -boot strict */
QEMU_CAPS_DEVICE_PANIC, /* -device pvpanic */
/* 160 */
QEMU_CAPS_ENABLE_FIPS, /* -enable-fips */
X_QEMU_CAPS_SPICE_FILE_XFER_DISABLE, /* -spice disable-agent-file-xfer */
X_QEMU_CAPS_CHARDEV_SPICEPORT, /* -chardev spiceport */
QEMU_CAPS_DEVICE_USB_KBD, /* -device usb-kbd */
X_QEMU_CAPS_HOST_PCI_MULTIDOMAIN, /* support domain > 0 in host pci address */
/* 165 */
X_QEMU_CAPS_MSG_TIMESTAMP, /* -msg timestamp */
X_QEMU_CAPS_ACTIVE_COMMIT, /* block-commit works without 'top' */
X_QEMU_CAPS_CHANGE_BACKING_FILE, /* change name of backing file in metadata */
X_QEMU_CAPS_OBJECT_MEMORY_RAM, /* -object memory-backend-ram */
QEMU_CAPS_NUMA, /* newer -numa handling with disjoint cpu ranges */
/* 170 */
X_QEMU_CAPS_OBJECT_MEMORY_FILE, /* -object memory-backend-file */
QEMU_CAPS_OBJECT_USB_AUDIO, /* usb-audio device support */
QEMU_CAPS_RTC_RESET_REINJECTION, /* rtc-reset-reinjection monitor command */
X_QEMU_CAPS_SPLASH_TIMEOUT, /* -boot splash-time */
QEMU_CAPS_OBJECT_IOTHREAD, /* -object iothread */
/* 175 */
QEMU_CAPS_MIGRATE_RDMA, /* have rdma migration */
QEMU_CAPS_DEVICE_IVSHMEM, /* -device ivshmem */
X_QEMU_CAPS_DRIVE_IOTUNE_MAX, /* -drive bps_max= and friends */
QEMU_CAPS_VGA_VGAMEM, /* -device VGA.vgamem_mb */
QEMU_CAPS_VMWARE_SVGA_VGAMEM, /* -device vmware-svga.vgamem_mb */
/* 180 */
QEMU_CAPS_QXL_VGAMEM, /* -device qxl.vgamem_mb */
X_QEMU_CAPS_QXL_VGA_VGAMEM, /* -device qxl-vga.vgamem_mb */
QEMU_CAPS_DEVICE_PC_DIMM, /* pc-dimm device */
QEMU_CAPS_MACHINE_VMPORT_OPT, /* -machine xxx,vmport=on/off/auto */
QEMU_CAPS_AES_KEY_WRAP, /* -machine aes_key_wrap */
/* 185 */
QEMU_CAPS_DEA_KEY_WRAP, /* -machine dea_key_wrap */
QEMU_CAPS_DEVICE_PCI_SERIAL, /* -device pci-serial */
QEMU_CAPS_CPU_AARCH64_OFF, /* -cpu ...,aarch64=off */
X_QEMU_CAPS_VHOSTUSER_MULTIQUEUE, /* vhost-user with -netdev queues= */
X_QEMU_CAPS_MIGRATION_EVENT, /* MIGRATION event */
/* 190 */
QEMU_CAPS_OBJECT_GPEX, /* have generic PCI host controller */
QEMU_CAPS_DEVICE_IOH3420, /* -device ioh3420 */
QEMU_CAPS_DEVICE_X3130_UPSTREAM, /* -device x3130-upstream */
QEMU_CAPS_DEVICE_XIO3130_DOWNSTREAM, /* -device xio3130-downstream */
QEMU_CAPS_DEVICE_RTL8139, /* -device rtl8139 */
/* 195 */
QEMU_CAPS_DEVICE_E1000, /* -device e1000 */
QEMU_CAPS_DEVICE_VIRTIO_NET, /* -device virtio-net-* */
QEMU_CAPS_MACH_VIRT_GIC_VERSION, /* -machine virt,gic-version */
X_QEMU_CAPS_INCOMING_DEFER, /* -incoming defer and migrate_incoming */
QEMU_CAPS_DEVICE_VIRTIO_GPU, /* -device virtio-gpu-* */
/* 200 */
QEMU_CAPS_VIRTIO_GPU_VIRGL, /* -device virtio-gpu-*.virgl */
QEMU_CAPS_VIRTIO_KEYBOARD, /* -device virtio-keyboard-{device,pci} */
QEMU_CAPS_VIRTIO_MOUSE, /* -device virtio-mouse-{device,pci} */
QEMU_CAPS_VIRTIO_TABLET, /* -device virtio-tablet-{device,pci} */
QEMU_CAPS_VIRTIO_INPUT_HOST, /* -device virtio-input-host-{device,pci} */
/* 205 */
X_QEMU_CAPS_CHARDEV_FILE_APPEND, /* -chardev file,append=on|off */
QEMU_CAPS_ICH9_DISABLE_S3, /* -M q35 S3 BIOS Advertisement on/off */
QEMU_CAPS_ICH9_DISABLE_S4, /* -M q35 S4 BIOS Advertisement on/off */
QEMU_CAPS_VSERPORT_CHANGE, /* VSERPORT_CHANGE event */
QEMU_CAPS_VIRTIO_BALLOON_AUTODEFLATE, /* virtio-balloon-{device,pci,ccw}.
* deflate-on-oom */
/* 210 */
QEMU_CAPS_SCSI_MPTSAS1068, /* -device mptsas1068 */
QEMU_CAPS_SPICE_GL, /* -spice gl */
QEMU_CAPS_QXL_VRAM64, /* -device qxl.vram64_size_mb */
X_QEMU_CAPS_QXL_VGA_VRAM64, /* -device qxl-vga.vram64_size_mb */
X_QEMU_CAPS_CHARDEV_LOGFILE, /* -chardev logfile=xxxx */
/* 215 */
X_QEMU_CAPS_NAME_DEBUG_THREADS, /* Is -name debug-threads= available */
X_QEMU_CAPS_OBJECT_SECRET, /* -object secret */
QEMU_CAPS_DEVICE_PXB, /* -device pxb */
QEMU_CAPS_DEVICE_PXB_PCIE, /* -device pxb-pcie */
X_QEMU_CAPS_DEVICE_TRAY_MOVED, /* DEVICE_TRAY_MOVED event */
/* 220 */
X_QEMU_CAPS_NEC_USB_XHCI_PORTS, /* -device nec-usb-xhci.p3 ports setting */
X_QEMU_CAPS_VIRTIO_SCSI_IOTHREAD, /* virtio-scsi-{pci,ccw}.iothread */
X_QEMU_CAPS_NAME_GUEST, /* -name guest= */
X_QEMU_CAPS_QXL_MAX_OUTPUTS, /* -device qxl,max-outputs= */
X_QEMU_CAPS_QXL_VGA_MAX_OUTPUTS, /* -device qxl-vga,max-outputs= */
/* 225 */
X_QEMU_CAPS_SPICE_UNIX, /* -spice unix */
X_QEMU_CAPS_DRIVE_DETECT_ZEROES, /* -drive detect-zeroes= */
X_QEMU_CAPS_OBJECT_TLS_CREDS_X509, /* -object tls-creds-x509 */
X_QEMU_CAPS_DISPLAY, /* -display */
QEMU_CAPS_DEVICE_INTEL_IOMMU, /* -device intel-iommu */
/* 230 */
X_QEMU_CAPS_MACHINE_SMM_OPT, /* -machine xxx,smm=on/off/auto */
X_QEMU_CAPS_VIRTIO_PCI_DISABLE_LEGACY, /* virtio-*pci.disable-legacy */
QEMU_CAPS_QUERY_HOTPLUGGABLE_CPUS, /* qmp command query-hotpluggable-cpus */
QEMU_CAPS_VIRTIO_NET_RX_QUEUE_SIZE, /* virtio-net-*.rx_queue_size */
X_QEMU_CAPS_MACHINE_IOMMU, /* -machine iommu=on */
/* 235 */
QEMU_CAPS_DEVICE_VIRTIO_VGA, /* -device virtio-vga */
X_QEMU_CAPS_DRIVE_IOTUNE_MAX_LENGTH, /* -drive bps_max_length = and friends */
QEMU_CAPS_DEVICE_IVSHMEM_PLAIN, /* -device ivshmem-plain */
QEMU_CAPS_DEVICE_IVSHMEM_DOORBELL, /* -device ivshmem-doorbell */
X_QEMU_CAPS_QUERY_QMP_SCHEMA, /* query-qmp-schema command */
/* 240 */
X_QEMU_CAPS_GLUSTER_DEBUG_LEVEL, /* -drive gluster.debug_level={0..9} */
QEMU_CAPS_DEVICE_VHOST_SCSI, /* -device vhost-scsi-{ccw,pci} */
X_QEMU_CAPS_DRIVE_IOTUNE_GROUP, /* -drive throttling.group=<name> */
QEMU_CAPS_QUERY_CPU_MODEL_EXPANSION, /* qmp query-cpu-model-expansion */
QEMU_CAPS_VIRTIO_NET_HOST_MTU, /* virtio-net-*.host_mtu */
/* 245 */
QEMU_CAPS_SPICE_RENDERNODE, /* -spice rendernode */
QEMU_CAPS_DEVICE_NVDIMM, /* -device nvdimm */
QEMU_CAPS_DEVICE_PCIE_ROOT_PORT, /* -device pcie-root-port */
QEMU_CAPS_QUERY_CPU_DEFINITIONS, /* qmp query-cpu-definitions */
X_QEMU_CAPS_BLOCK_WRITE_THRESHOLD, /* BLOCK_WRITE_THRESHOLD event */
/* 250 */
X_QEMU_CAPS_QUERY_NAMED_BLOCK_NODES, /* qmp query-named-block-nodes */
qemu: Add support for guest CPU cache This patch maps /domain/cpu/cache element into -cpu parameters: - <cache mode='passthrough'/> is translated to host-cache-info=on - <cache level='3' mode='emulate'/> is transformed into l3-cache=on - <cache mode='disable'/> is turned in host-cache-info=off,l3-cache=off Any other <cache> element is forbidden. The tricky part is detecting whether QEMU supports the CPU properties. The 'host-cache-info' property is introduced in v2.4.0-1389-ge265e3e480, earlier QEMU releases enabled host-cache-info by default and had no way to disable it. If the property is present, it defaults to 'off' for any QEMU until at least 2.9.0. The 'l3-cache' property was introduced later by v2.7.0-200-g14c985cffa. Earlier versions worked as if l3-cache=off was passed. For any QEMU until at least 2.9.0 l3-cache is 'off' by default. QEMU 2.9.0 was the first release which supports probing both properties by running device-list-properties with typename=host-x86_64-cpu. Older QEMU releases did not support device-list-properties command for CPU devices. Thus we can't really rely on probing them and we can just use query-cpu-model-expansion QMP command as a witness. Because the cache property probing is only reliable for QEMU >= 2.9.0 when both are already supported for quite a few releases, we let QEMU report an error if a specific cache mode is explicitly requested. The other mode (or both if a user requested CPU cache to be disabled) is explicitly turned off for QEMU >= 2.9.0 to avoid any surprises in case the QEMU defaults change. Any older QEMU already turns them off so not doing so explicitly does not make any harm. Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
2017-04-25 12:07:19 -05:00
QEMU_CAPS_CPU_CACHE, /* -cpu supports host-cache-info and l3-cache properties */
QEMU_CAPS_DEVICE_QEMU_XHCI, /* -device qemu-xhci */
X_QEMU_CAPS_MACHINE_KERNEL_IRQCHIP, /* -machine kernel_irqchip */
X_QEMU_CAPS_MACHINE_KERNEL_IRQCHIP_SPLIT, /* -machine kernel_irqchip=split */
/* 255 */
QEMU_CAPS_INTEL_IOMMU_INTREMAP, /* intel-iommu.intremap */
QEMU_CAPS_INTEL_IOMMU_CACHING_MODE, /* intel-iommu.caching-mode */
QEMU_CAPS_INTEL_IOMMU_EIM, /* intel-iommu.eim */
QEMU_CAPS_INTEL_IOMMU_DEVICE_IOTLB, /* intel-iommu.device-iotlb */
X_QEMU_CAPS_VIRTIO_PCI_IOMMU_PLATFORM, /* virtio-*-pci.iommu_platform */
/* 260 */
X_QEMU_CAPS_VIRTIO_PCI_ATS, /* virtio-*-pci.ats */
QEMU_CAPS_LOADPARM, /* -machine loadparm */
QEMU_CAPS_DEVICE_SPAPR_PCI_HOST_BRIDGE, /* -device spapr-pci-host-bridge */
QEMU_CAPS_SPAPR_PCI_HOST_BRIDGE_NUMA_NODE, /* spapr-pci-host-bridge.numa_node= */
X_QEMU_CAPS_VNC_MULTI_SERVERS, /* -vnc vnc=unix:/path */
/* 265 */
QEMU_CAPS_VIRTIO_NET_TX_QUEUE_SIZE, /* virtio-net-*.tx_queue_size */
QEMU_CAPS_CHARDEV_RECONNECT, /* -chardev reconnect */
X_QEMU_CAPS_VIRTIO_GPU_MAX_OUTPUTS, /* -device virtio-(vga|gpu-*),max-outputs= */
QEMU_CAPS_VXHS, /* -drive file.driver=vxhs via query-qmp-schema */
QEMU_CAPS_VIRTIO_BLK_NUM_QUEUES, /* virtio-blk-*.num-queues */
/* 270 */
X_QEMU_CAPS_MACHINE_PSERIES_RESIZE_HPT, /* -machine pseries,resize-hpt */
QEMU_CAPS_DEVICE_VMCOREINFO, /* -device vmcoreinfo */
QEMU_CAPS_DEVICE_SPAPR_VTY, /* -device spapr-vty */
QEMU_CAPS_DEVICE_SCLPLMCONSOLE, /* -device sclplmconsole */
X_QEMU_CAPS_NUMA_DIST, /* -numa dist */
/* 275 */
QEMU_CAPS_DISK_SHARE_RW, /* share-rw=on for concurrent disk access */
X_QEMU_CAPS_ISCSI_PASSWORD_SECRET, /* -drive file.driver=iscsi,...,password-secret= */
QEMU_CAPS_DEVICE_ISA_SERIAL, /* -device isa-serial */
QEMU_CAPS_DEVICE_PL011, /* -device pl011 (not user-instantiable) */
X_QEMU_CAPS_MACHINE_PSERIES_MAX_CPU_COMPAT, /* -machine pseries,max-cpu-compat= */
/* 280 */
QEMU_CAPS_DUMP_COMPLETED, /* DUMP_COMPLETED event */
QEMU_CAPS_DEVICE_VIRTIO_GPU_CCW, /* -device virtio-gpu-ccw */
QEMU_CAPS_DEVICE_VIRTIO_KEYBOARD_CCW, /* -device virtio-keyboard-ccw */
QEMU_CAPS_DEVICE_VIRTIO_MOUSE_CCW, /* -device virtio-mouse-ccw */
QEMU_CAPS_DEVICE_VIRTIO_TABLET_CCW, /* -device virtio-tablet-ccw */
/* 285 */
X_QEMU_CAPS_QCOW2_LUKS, /* qcow2 format support LUKS encryption */
QEMU_CAPS_DEVICE_PCIE_PCI_BRIDGE, /* -device pcie-pci-bridge */
X_QEMU_CAPS_SECCOMP_BLACKLIST, /* -sandbox.elevateprivileges */
X_QEMU_CAPS_QUERY_CPUS_FAST, /* query-cpus-fast command */
QEMU_CAPS_DISK_WRITE_CACHE, /* qemu block frontends support write-cache param */
/* 290 */
QEMU_CAPS_NBD_TLS, /* NBD server supports TLS transport */
QEMU_CAPS_DEVICE_TPM_CRB, /* -device tpm-crb */
QEMU_CAPS_PR_MANAGER_HELPER, /* -object pr-manager-helper */
QEMU_CAPS_QOM_LIST_PROPERTIES, /* qom-list-properties monitor command */
X_QEMU_CAPS_OBJECT_MEMORY_FILE_DISCARD, /* -object memory-backend-file,discard-data */
/* 295 */
X_QEMU_CAPS_CCW, /* -device virtual-css-bridge */
X_QEMU_CAPS_CCW_CSSID_UNRESTRICTED, /* virtual-css-bridge.cssid-unrestricted= */
QEMU_CAPS_DEVICE_VFIO_CCW, /* -device vfio-ccw */
X_QEMU_CAPS_SDL_GL, /* -sdl gl */
QEMU_CAPS_SCREENDUMP_DEVICE, /* screendump command accepts device & head */
/* 300 */
QEMU_CAPS_HDA_OUTPUT, /* -device hda-output */
X_QEMU_CAPS_BLOCKDEV_DEL, /* blockdev-del is supported */
QEMU_CAPS_DEVICE_VMGENID, /* -device vmgenid */
QEMU_CAPS_DEVICE_VHOST_VSOCK, /* -device vhost-vsock-* */
X_QEMU_CAPS_CHARDEV_FD_PASS_COMMANDLINE, /* Passing pre-opened FDs for chardevs on commandline */
/* 305 */
QEMU_CAPS_DEVICE_TPM_EMULATOR, /* -tpmdev emulator */
QEMU_CAPS_DEVICE_MCH, /* Northbridge in q35 machine types */
QEMU_CAPS_MCH_EXTENDED_TSEG_MBYTES, /* -global mch.extended-tseg-mbytes */
QEMU_CAPS_SEV_GUEST, /* -object sev-guest,... */
QEMU_CAPS_MACHINE_PSERIES_CAP_HPT_MAX_PAGE_SIZE, /* -machine pseries.cap-hpt-max-page-size */
/* 310 */
QEMU_CAPS_MACHINE_PSERIES_CAP_HTM, /* -machine pseries.cap-htm */
X_QEMU_CAPS_USB_STORAGE_WERROR, /* -device usb-storage,werror=..,rerror=.. */
QEMU_CAPS_EGL_HEADLESS, /* -display egl-headless */
QEMU_CAPS_VFIO_PCI_DISPLAY, /* -device vfio-pci.display */
X_QEMU_CAPS_BLOCKDEV, /* -blockdev and blockdev-add are supported */
/* 315 */
QEMU_CAPS_DEVICE_VFIO_AP, /* -device vfio-ap */
QEMU_CAPS_DEVICE_ZPCI, /* -device zpci */
QEMU_CAPS_OBJECT_MEMORY_MEMFD, /* -object memory-backend-memfd */
QEMU_CAPS_OBJECT_MEMORY_MEMFD_HUGETLB, /* -object memory-backend-memfd.hugetlb */
QEMU_CAPS_IOTHREAD_POLLING, /* -object iothread.poll-max-ns */
/* 320 */
QEMU_CAPS_MACHINE_PSERIES_CAP_NESTED_HV, /* -machine pseries.cap-nested-hv */
QEMU_CAPS_EGL_HEADLESS_RENDERNODE, /* -display egl-headless,rendernode= */
QEMU_CAPS_OBJECT_MEMORY_FILE_ALIGN, /* -object memory-backend-file,align= */
QEMU_CAPS_OBJECT_MEMORY_FILE_PMEM, /* -object memory-backend-file,pmem= */
QEMU_CAPS_DEVICE_NVDIMM_UNARMED, /* -device nvdimm,unarmed= */
/* 325 */
X_QEMU_CAPS_SCSI_DISK_DEVICE_ID, /* 'device_id' property of scsi disk */
QEMU_CAPS_VIRTIO_PCI_TRANSITIONAL, /* virtio *-pci-{non-}transitional devices */
X_QEMU_CAPS_OVERCOMMIT, /* -overcommit */
QEMU_CAPS_QUERY_CURRENT_MACHINE, /* query-current-machine command */
QEMU_CAPS_MACHINE_VIRT_IOMMU, /* -machine virt,iommu */
/* 330 */
QEMU_CAPS_BITMAP_MERGE, /* block-dirty-bitmap-merge */
QEMU_CAPS_NBD_BITMAP, /* nbd-server-add supports bitmap */
QEMU_CAPS_X86_MAX_CPU, /* max-x86_64-cpu type exists */
QEMU_CAPS_CPU_UNAVAILABLE_FEATURES, /* "unavailable-features" CPU property */
QEMU_CAPS_CANONICAL_CPU_FEATURES, /* avoid CPU feature aliases */
/* 335 */
QEMU_CAPS_DEVICE_BOCHS_DISPLAY, /* -device bochs-display */
QEMU_CAPS_MIGRATION_FILE_DROP_CACHE, /* migration with disk cache on is safe for type='file' disks */
QEMU_CAPS_DBUS_VMSTATE, /* -object dbus-vmstate */
QEMU_CAPS_DEVICE_VHOST_USER_GPU, /* -device vhost-user-gpu */
QEMU_CAPS_DEVICE_VHOST_USER_VGA, /* -device vhost-user-vga */
/* 340 */
QEMU_CAPS_INCREMENTAL_BACKUP, /* incremental backup is supported */
QEMU_CAPS_QUERY_CPU_MODEL_BASELINE, /* qmp query-cpu-model-baseline */
QEMU_CAPS_QUERY_CPU_MODEL_COMPARISON, /* qmp query-cpu-model-comparison */
QEMU_CAPS_DEVICE_RAMFB, /* -device ramfb */
QEMU_CAPS_MACHINE_PSERIES_CAP_CCF_ASSIST, /* -machine pseries.cap-ccf-assist */
/* 345 */
QEMU_CAPS_ARM_MAX_CPU, /* max-arm-cpu type exists */
X_QEMU_CAPS_BLOCK_FILE_AUTO_READONLY_DYNAMIC, /* the auto-read-only property of block backends for files is dynamic */
X_QEMU_CAPS_SAVEVM_MONITOR_NODES, /* 'savevm' handles monitor-owned nodes properly */
QEMU_CAPS_DRIVE_NVME, /* -drive file.driver=nvme */
QEMU_CAPS_SMP_DIES, /* -smp dies= */
/* 350 */
QEMU_CAPS_DEVICE_I8042, /* PS/2 controller */
QEMU_CAPS_OBJECT_RNG_BUILTIN, /* -object rng-builtin */
QEMU_CAPS_VIRTIO_NET_FAILOVER, /* virtio-net-*.failover */
QEMU_CAPS_DEVICE_TPM_SPAPR, /* -device tpm-spapr */
QEMU_CAPS_CPU_KVM_NO_ADJVTIME, /* cpu.kvm-no-adjvtime */
/* 355 */
QEMU_CAPS_DEVICE_VHOST_USER_FS, /* -device vhost-user-fs */
QEMU_CAPS_QMP_QUERY_NAMED_BLOCK_NODES_FLAT, /* query-named-block-nodes supports the 'flat' option */
QEMU_CAPS_BLOCKDEV_SNAPSHOT_ALLOW_WRITE_ONLY, /* blockdev-snapshot has the 'allow-write-only-overlay' feature */
QEMU_CAPS_BLOCKDEV_REOPEN, /* 'blockdev-reopen' qmp command is supported */
X_QEMU_CAPS_STORAGE_WERROR, /* virtio-blk,scsi-hd.werror */
/* 360 */
QEMU_CAPS_FSDEV_MULTIDEVS, /* fsdev.multidevs */
X_QEMU_CAPS_VIRTIO_PACKED_QUEUES, /* virtio.packed */
QEMU_CAPS_PCIE_ROOT_PORT_HOTPLUG, /* pcie-root-port.hotplug */
QEMU_CAPS_AIO_IO_URING, /* -blockdev {...,"aio":"io_uring",...} */
QEMU_CAPS_MACHINE_PSERIES_CAP_CFPC, /* -machine pseries.cap-cfpc */
/* 365 */
QEMU_CAPS_MACHINE_PSERIES_CAP_SBBC, /* -machine pseries.cap-sbbc */
QEMU_CAPS_MACHINE_PSERIES_CAP_IBS, /* -machine pseries.cap-ibs */
QEMU_CAPS_TCG, /* QEMU does support TCG */
QEMU_CAPS_VIRTIO_BLK_SCSI_DEFAULT_DISABLED, /* virtio-blk-pci.scsi disabled by default */
QEMU_CAPS_SCSI_PVSCSI, /* -device pvscsi */
/* 370 */
QEMU_CAPS_CPU_MIGRATABLE, /* -cpu ...,migratable=on|off */
X_QEMU_CAPS_QUERY_CPU_MODEL_EXPANSION_MIGRATABLE, /* query-cpu-model-expansion supports migratable:false */
X_QEMU_CAPS_FW_CFG, /* -fw_cfg command line option */
X_QEMU_CAPS_MIGRATION_PARAM_BANDWIDTH, /* max-bandwidth field in migrate-set-parameters */
X_QEMU_CAPS_MIGRATION_PARAM_DOWNTIME, /* downtime-limit field in migrate-set-parameters */
/* 375 */
X_QEMU_CAPS_MIGRATION_PARAM_XBZRLE_CACHE_SIZE, /* xbzrle-cache-size field in migrate-set-parameters */
QEMU_CAPS_INTEL_IOMMU_AW_BITS, /* intel-iommu.aw-bits */
QEMU_CAPS_DEVICE_SPAPR_TPM_PROXY, /* -device spapr-tpm-proxy */
QEMU_CAPS_NUMA_HMAT, /* -numa hmat */
X_QEMU_CAPS_BLOCKDEV_HOSTDEV_SCSI, /* -blockdev used for (i)SCSI hostdevs */
/* 380 */
QEMU_CAPS_USB_HOST_HOSTDEVICE, /* -device usb-host.hostdevice */
QEMU_CAPS_VIRTIO_BALLOON_FREE_PAGE_REPORTING, /*virtio balloon free-page-reporting */
QEMU_CAPS_BLOCK_EXPORT_ADD, /* 'block-export-add' command is supported */
QEMU_CAPS_NETDEV_VHOST_VDPA, /* -netdev vhost-vdpa*/
X_QEMU_CAPS_FSDEV_CREATEMODE, /* fsdev.createmode */
/* 385 */
QEMU_CAPS_SCSI_NCR53C90, /* built-in SCSI */
QEMU_CAPS_SCSI_DC390, /* -device dc-390 */
QEMU_CAPS_SCSI_AM53C974, /* -device am53c974 */
QEMU_CAPS_DEVICE_VIRTIO_PMEM_PCI, /* -device virtio-pmem-pci */
QEMU_CAPS_VHOST_USER_FS_BOOTINDEX, /* vhost-user-fs.bootindex */
/* 390 */
QEMU_CAPS_DEVICE_VHOST_USER_BLK, /* -device vhost-user-blk */
QEMU_CAPS_CPU_MAX, /* -cpu max */
QEMU_CAPS_X_USE_CANONICAL_PATH_FOR_RAMBLOCK_ID, /* -object memory-backend-file,x-use-canonical-path-for-ramblock-id= */
X_QEMU_CAPS_VNC_OPTS, /* -vnc uses QemuOpts parser instead of custom code */
QEMU_CAPS_MIGRATION_PARAM_BLOCK_BITMAP_MAPPING, /* block-bitmap-mapping in migrate-set-parameters */
/* 395 */
QEMU_CAPS_VNC_POWER_CONTROL, /* -vnc power-control option */
X_QEMU_CAPS_AUDIODEV, /* -audiodev instead of QEMU_AUDIO_DRV */
X_QEMU_CAPS_BLOCKDEV_BACKUP, /* qemu supports the blockdev-backup job */
QEMU_CAPS_OBJECT_JSON, /* parameters for object-add are formally described */
QEMU_CAPS_ROTATION_RATE, /* scsi-disk / ide-drive rotation-rate prop */
/* 400 */
QEMU_CAPS_COMPAT_DEPRECATED, /* -compat deprecated-(input|output) is supported */
QEMU_CAPS_ACPI_INDEX, /* PCI device 'acpi-index' property */
QEMU_CAPS_INPUT_LINUX, /* -object input-linux */
QEMU_CAPS_VIRTIO_GPU_GL_PCI, /* -device virtio-gpu-gl-pci */
QEMU_CAPS_VIRTIO_VGA_GL, /* -device virtio-vga-gl */
/* 405 */
QEMU_CAPS_MACHINE_CONFIDENTAL_GUEST_SUPPORT, /* -machine confidential-guest-support */
QEMU_CAPS_QUERY_DISPLAY_OPTIONS, /* 'query-display-options' qmp command present */
QEMU_CAPS_S390_PV_GUEST, /* -object s390-pv-guest,... */
QEMU_CAPS_SET_ACTION, /* 'set-action' QMP command */
QEMU_CAPS_VIRTIO_BLK_QUEUE_SIZE, /* virtio-blk-*.queue-size */
/* 410 */
QEMU_CAPS_DEVICE_VIRTIO_MEM_PCI, /* -device virtio-mem-pci */
QEMU_CAPS_MEMORY_BACKEND_RESERVE, /* -object memory-backend-*.reserve= */
QEMU_CAPS_PIIX4_ACPI_ROOT_PCI_HOTPLUG, /* -M pc PIIX4_PM.acpi-root-pci-hotplug */
QEMU_CAPS_NETDEV_JSON, /* -netdev accepts JSON */
QEMU_CAPS_CHARDEV_JSON, /* -chardev accepts JSON */
/* 415 */
X_QEMU_CAPS_DEVICE_JSON_BROKEN_HOTPLUG, /* -device accepts JSON (must not be used - users are filtering the capbility) */
QEMU_CAPS_QUERY_DIRTY_RATE, /* accepts query-dirty-rate */
QEMU_CAPS_RBD_ENCRYPTION, /* Ceph RBD encryption support */
QEMU_CAPS_SEV_GUEST_KERNEL_HASHES, /* sev-guest.kernel-hashes= */
QEMU_CAPS_SEV_INJECT_LAUNCH_SECRET, /* 'sev-inject-launch-secret' qmp command present */
/* 420 */
QEMU_CAPS_DEVICE_JSON, /* -device accepts JSON (and works with hot-unplug) */
QEMU_CAPS_HVF, /* Whether Hypervisor.framework is available */
QEMU_CAPS_DEVICE_VIRTIO_MEM_PCI_PREALLOC, /* -device virtio-mem-pci.prealloc= */
QEMU_CAPS_CALC_DIRTY_RATE, /* accepts calc-dirty-rate */
QEMU_CAPS_DIRTYRATE_MODE , /* calc-dirty-rate accepts mode parameter */
/* 425 */
QEMU_CAPS_BLOCKDEV_NBD_TLS_HOSTNAME, /* tls hostname can be overridden for NBD clients */
QEMU_CAPS_MEMORY_BACKEND_PREALLOC_THREADS, /* -object memory-backend-*.prealloc-threads */
QEMU_CAPS_DEVICE_VIRTIO_IOMMU_PCI, /* -device virtio-iommu-pci */
QEMU_CAPS_VIRTIO_IOMMU_BOOT_BYPASS, /* virtio-iommu.boot-bypass */
QEMU_CAPS_VIRTIO_NET_RSS, /* virtio-net rss feature */
/* 430 */
QEMU_CAPS_CHARDEV_QEMU_VDAGENT, /* -chardev qemu-vdagent */
QEMU_CAPS_DISPLAY_DBUS, /* -display dbus */
QEMU_CAPS_IOTHREAD_THREAD_POOL_MAX, /* -object iothread.thread-pool-max */
QEMU_CAPS_USB_HOST_GUESTS_RESETS_ALL, /* -device usb-host.guest-resets-all */
QEMU_CAPS_MIGRATION_BLOCKED_REASONS, /* query-migrate returns 'blocked-reasons */
/* 435 */
QEMU_CAPS_QUERY_STATS, /* accepts query-stats */
QEMU_CAPS_QUERY_STATS_SCHEMAS, /* accepts query-stats-schemas */
QEMU_CAPS_LAST /* this must always be the last item */
} virQEMUCapsFlags;
typedef struct _virQEMUCaps virQEMUCaps;
G_DEFINE_AUTOPTR_CLEANUP_FUNC(virQEMUCaps, virObjectUnref);
virQEMUCaps *virQEMUCapsNew(void);
virQEMUCaps *virQEMUCapsNewBinary(const char *binary);
void virQEMUCapsSet(virQEMUCaps *qemuCaps,
virQEMUCapsFlags flag) ATTRIBUTE_NONNULL(1);
void virQEMUCapsClear(virQEMUCaps *qemuCaps,
virQEMUCapsFlags flag) ATTRIBUTE_NONNULL(1);
bool virQEMUCapsGet(virQEMUCaps *qemuCaps,
virQEMUCapsFlags flag);
void virQEMUCapsInitProcessCapsInterlock(virQEMUCaps *qemuCaps);
bool virQEMUCapsHasPCIMultiBus(const virDomainDef *def);
bool virQEMUCapsSupportsVmport(virQEMUCaps *qemuCaps,
const virDomainDef *def);
const char *virQEMUCapsGetBinary(virQEMUCaps *qemuCaps);
virArch virQEMUCapsGetArch(virQEMUCaps *qemuCaps);
unsigned int virQEMUCapsGetVersion(virQEMUCaps *qemuCaps);
const char *virQEMUCapsGetPackage(virQEMUCaps *qemuCaps);
unsigned int virQEMUCapsGetKVMVersion(virQEMUCaps *qemuCaps);
int virQEMUCapsAddCPUDefinitions(virQEMUCaps *qemuCaps,
virDomainVirtType type,
const char **name,
size_t count,
virDomainCapsCPUUsable usable);
virDomainCapsCPUModels *virQEMUCapsGetCPUModels(virQEMUCaps *qemuCaps,
virDomainVirtType type,
const char **modelAllowed,
const char **modelForbidden);
int virQEMUCapsFetchCPUModels(qemuMonitor *mon,
virArch arch,
virDomainCapsCPUModels **cpuModels);
typedef enum {
/* Host CPU definition reported in domain capabilities. */
VIR_QEMU_CAPS_HOST_CPU_REPORTED,
/* Migratable host CPU definition used for updating guest CPU. */
VIR_QEMU_CAPS_HOST_CPU_MIGRATABLE,
/* CPU definition with features detected by libvirt using virCPUGetHost
* combined with features reported by QEMU. This is used for backward
* compatible comparison between a guest CPU and a host CPU. */
VIR_QEMU_CAPS_HOST_CPU_FULL,
} virQEMUCapsHostCPUType;
virCPUDef *virQEMUCapsGetHostModel(virQEMUCaps *qemuCaps,
virDomainVirtType type,
virQEMUCapsHostCPUType cpuType);
int virQEMUCapsGetCPUFeatures(virQEMUCaps *qemuCaps,
virDomainVirtType virtType,
bool migratable,
char ***features);
virDomainVirtType virQEMUCapsGetVirtType(virQEMUCaps *qemuCaps);
bool virQEMUCapsIsArchSupported(virQEMUCaps *qemuCaps,
virArch arch);
bool virQEMUCapsIsVirtTypeSupported(virQEMUCaps *qemuCaps,
virDomainVirtType virtType);
bool virQEMUCapsIsCPUModeSupported(virQEMUCaps *qemuCaps,
virArch hostarch,
virDomainVirtType type,
virCPUMode mode,
const char *machineType);
const char *virQEMUCapsGetCanonicalMachine(virQEMUCaps *qemuCaps,
virDomainVirtType virtType,
const char *name);
bool virQEMUCapsIsMachineSupported(virQEMUCaps *qemuCaps,
virDomainVirtType virtType,
const char *canonical_machine)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(3);
int virQEMUCapsGetMachineMaxCpus(virQEMUCaps *qemuCaps,
virDomainVirtType virtType,
const char *name);
bool virQEMUCapsGetMachineHotplugCpus(virQEMUCaps *qemuCaps,
virDomainVirtType virtType,
const char *name);
const char *virQEMUCapsGetMachineDefaultCPU(virQEMUCaps *qemuCaps,
const char *name,
virDomainVirtType type);
bool virQEMUCapsIsCPUDeprecated(virQEMUCaps *qemuCaps,
virDomainVirtType type,
const char *model);
bool virQEMUCapsIsMachineDeprecated(virQEMUCaps *qemuCaps,
virDomainVirtType type,
const char *machine);
bool virQEMUCapsGetMachineNumaMemSupported(virQEMUCaps *qemuCaps,
virDomainVirtType virtType,
const char *name);
const char *virQEMUCapsGetMachineDefaultRAMid(virQEMUCaps *qemuCaps,
virDomainVirtType virtType,
const char *name);
void virQEMUCapsFilterByMachineType(virQEMUCaps *qemuCaps,
virDomainVirtType virtType,
const char *machineType);
char * virQEMUCapsGetDefaultEmulator(virArch hostarch,
virArch guestarch);
virFileCache *virQEMUCapsCacheNew(const char *libDir,
const char *cacheDir,
uid_t uid,
gid_t gid);
virQEMUCaps *virQEMUCapsCacheLookup(virFileCache *cache,
const char *binary);
virQEMUCaps *virQEMUCapsCacheLookupCopy(virFileCache *cache,
virDomainVirtType virtType,
const char *binary,
const char *machineType);
virQEMUCaps *virQEMUCapsCacheLookupDefault(virFileCache *cache,
const char *binary,
const char *archStr,
const char *virttypeStr,
const char *machine,
virArch *retArch,
virDomainVirtType *retVirttype,
const char **retMachine);
virCaps *virQEMUCapsInit(virFileCache *cache);
int virQEMUCapsGetDefaultVersion(virCaps *caps,
virFileCache *capsCache,
unsigned int *version);
VIR_ENUM_DECL(virQEMUCaps);
bool virQEMUCapsSupportsGICVersion(virQEMUCaps *qemuCaps,
virDomainVirtType virtType,
virGICVersion version);
const char *virQEMUCapsGetPreferredMachine(virQEMUCaps *qemuCaps,
virDomainVirtType virtType);
int virQEMUCapsInitGuestFromBinary(virCaps *caps,
const char *binary,
virQEMUCaps *qemuCaps,
virArch guestarch);
int virQEMUCapsFillDomainCaps(virQEMUCaps *qemuCaps,
virArch hostarch,
virDomainCaps *domCaps,
bool privileged,
virFirmware **firmwares,
size_t nfirmwares);
void virQEMUCapsFillDomainMemoryBackingCaps(virQEMUCaps *qemuCaps,
virDomainCapsMemoryBacking *memoryBacking);
void virQEMUCapsFillDomainDeviceGraphicsCaps(virQEMUCaps *qemuCaps,
virDomainCapsDeviceGraphics *dev);
void virQEMUCapsFillDomainDeviceVideoCaps(virQEMUCaps *qemuCaps,
virDomainCapsDeviceVideo *dev);
void virQEMUCapsFillDomainDeviceRNGCaps(virQEMUCaps *qemuCaps,
virDomainCapsDeviceRNG *rng);
void virQEMUCapsFillDomainDeviceFSCaps(virQEMUCaps *qemuCaps,
virDomainCapsDeviceFilesystem *filesystem);
void virQEMUCapsFillDomainDeviceTPMCaps(virQEMUCaps *qemuCaps,
virDomainCapsDeviceTPM *tpm);
void virQEMUCapsFillDomainDeviceRedirdevCaps(virQEMUCaps *qemuCaps,
virDomainCapsDeviceRedirdev *redirdev);
void virQEMUCapsFillDomainDeviceChannelCaps(virQEMUCaps *qemuCaps,
virDomainCapsDeviceChannel *channel);
bool virQEMUCapsGuestIsNative(virArch host,
virArch guest);
bool virQEMUCapsCPUFilterFeatures(const char *name,
virCPUFeaturePolicy policy,
void *opaque);
const char *
virQEMUCapsCPUFeatureToQEMU(virArch arch,
const char *feature);
const char *
virQEMUCapsCPUFeatureFromQEMU(virArch arch,
const char *feature);
qemu_capabilities: Translate CPU blockers Since commit "cpu_x86: Disable blockers from unusable CPU models" (v3.8.0-99-g9c9620af1d) we explicitly disable CPU features reported by QEMU as usability blockers for a particular CPU model when creating baseline or host-model CPU definition. When QEMU changed canonical names for some features (mostly those with '_' in their names), we forgot to translate the blocker lists to names used by libvirt and the renamed features would no longer be explicitly disabled in the created CPU model even if they were reported as blockers by QEMU. For example, on a host where EPYC CPU model has the following blockers <blocker name='sha-ni'/> <blocker name='mmxext'/> <blocker name='fxsr-opt'/> <blocker name='cr8legacy'/> <blocker name='sse4a'/> <blocker name='misalignsse'/> <blocker name='osvw'/> we would fail to disable 'fxsr-opt': <cpu mode='custom' match='exact'> <model fallback='forbid'>EPYC</model> <feature policy='disable' name='sha-ni'/> <feature policy='disable' name='mmxext'/> <feature policy='disable' name='cr8legacy'/> <feature policy='disable' name='sse4a'/> <feature policy='disable' name='misalignsse'/> <feature policy='disable' name='osvw'/> <feature policy='disable' name='monitor'/> </cpu> The 'monitor' feature is disabled even though it is not reported as a blocker by QEMU because libvirt's definition of EPYC includes the feature while it is missing in EPYC definition in QEMU. Signed-off-by: Jiri Denemark <jdenemar@redhat.com> Reviewed-by: Ján Tomko <jtomko@redhat.com>
2022-09-30 10:59:06 -05:00
void
virQEMUCapsCPUFeatureFromQEMUInPlace(virArch arch,
char **feature);
virSEVCapability *
virQEMUCapsGetSEVCapabilities(virQEMUCaps *qemuCaps);
bool
virQEMUCapsGetKVMSupportsSecureGuest(virQEMUCaps *qemuCaps) G_NO_INLINE;
int virQEMUCapsProbeHVF(virQEMUCaps *qemuCaps) G_NO_INLINE;
virArch virQEMUCapsArchFromString(const char *arch);
const char *virQEMUCapsArchToString(virArch arch);