system/arm/virt.rst

42 - An MSI controller (GICv2M or ITS). GICv2M is selected by default along
43   with GICv2. ITS is selected by default with GICv3 (>= virt-2.7). Note
64 - ``cortex-a15`` (32-bit; the default)
79 Note that the default is ``cortex-a15``, so for an AArch64 guest you must
85 wider system (e.g. the MTE feature), it may not be enabled by default,
96 there is no default display device enabled: you should select one from
109   Arm Security Extensions (TrustZone). The default is ``off``.
113   Arm Virtualization Extensions. The default is ``off``.
117   Arm Memory Tagging Extensions. The default is ``off``.
121   address space above 32 bits. The default is ``on`` for machine types
132   The default is ``on`` for machine types later than ``virt-7.2``.
136   GICv4 redistributor. The default is ``on``. Setting this to ``off`` will
141   The default is ``on`` for machine types later than ``virt-3.0``.
145   The default is ``on``.
149   greater than or equal to the default size (512G).
169   Set ``on``/``off`` to enable/disable ITS instantiation. The default is ``on``
176     Don't create an IOMMU (the default)
180 default-bus-bypass-iommu
183   for default root bus.
187   using ACPI and guest external abort exceptions. The default is off.
196   generator and address space randomisation. The default is
206   Set string (up to 6 bytes) to override the default value of field OEMID in ACPI
210   Set string (up to 8 bytes) to override the default value of field OEM Table ID
219 enabled by default. If you're not seeing PCI devices that you expect,