CONFIG_ARM_VIRT_EXT:

General informations

The Linux kernel configuration item CONFIG_ARM_VIRT_EXT has multiple definitions:

found in arch/arm/mm/Kconfig

The configuration item CONFIG_ARM_VIRT_EXT:

• prompt:
• type: bool
• depends on: CONFIG_CPU_V7
• defined in arch/arm/mm/Kconfig
• found in Linux kernels: 3.9–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

Enable the kernel to make use of the ARM Virtualization Extensions to install hypervisors without run-time firmware assistance.

A compliant bootloader is required in order to make maximum use of this feature. Refer to Documentation/arch/arm/booting.rst for details.

Native support for the ARM Virtualization Extensions found in arch/arm/mm/Kconfig

The configuration item CONFIG_ARM_VIRT_EXT:

• prompt: Native support for the ARM Virtualization Extensions
• type: bool
• depends on: CONFIG_MMU && CONFIG_CPU_V7
• defined in arch/arm/mm/Kconfig
• found in Linux kernels: 3.7–3.8

Help text

Enable the kernel to make use of the ARM Virtualization Extensions to install hypervisors without run-time firmware assistance.

A compliant bootloader is required in order to make maximum use of this feature. Refer to Documentation/arm/Booting for details.

It is safe to enable this option even if the kernel may not be booted in HYP mode, may not have support for the virtualization extensions, or may be booted with a non-compliant bootloader.

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The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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