:orphan:

.. title:: choice: Virtual address space size

.. _choice_133:

.. describe:: choice: Virtual address space size

*Virtual address space size*

Type: ``bool``

Help
====

Allows choosing one of multiple possible virtual address
space sizes. The level of translation table is determined by
a combination of page size and virtual address space size.

Direct dependencies
===================

\ :option:`ARM_MMU <CONFIG_ARM_MMU>` && \ :option:`CPU_CORTEX_A <CONFIG_CPU_CORTEX_A>` && \ :option:`ARM64 <CONFIG_ARM64>` && \ :option:`ARM <CONFIG_ARM>`

*(Includes any dependencies from ifs and menus.)*

Default
=======

- \ :option:`ARM64_VA_BITS_32 <CONFIG_ARM64_VA_BITS_32>`

Choice options
==============

- \ :option:`ARM64_VA_BITS_32 <CONFIG_ARM64_VA_BITS_32>`
- \ :option:`ARM64_VA_BITS_36 <CONFIG_ARM64_VA_BITS_36>`
- \ :option:`ARM64_VA_BITS_42 <CONFIG_ARM64_VA_BITS_42>`
- \ :option:`ARM64_VA_BITS_48 <CONFIG_ARM64_VA_BITS_48>`

Kconfig definition
==================

.. highlight:: kconfig

At ``arch/arm/core/aarch64/Kconfig:133``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:29`` → ``arch/Kconfig:12`` → ``arch/arm/Kconfig:46``

Menu path: (Top) → ARM Options

.. parsed-literal::

    choice
    	bool "Virtual address space size"
    	default \ :option:`ARM64_VA_BITS_32 <CONFIG_ARM64_VA_BITS_32>`
    	depends on \ :option:`ARM_MMU <CONFIG_ARM_MMU>` && \ :option:`CPU_CORTEX_A <CONFIG_CPU_CORTEX_A>` && \ :option:`ARM64 <CONFIG_ARM64>` && \ :option:`ARM <CONFIG_ARM>`
    	help
    	  Allows choosing one of multiple possible virtual address
    	  space sizes. The level of translation table is determined by
    	  a combination of page size and virtual address space size.

*(The 'depends on' condition includes propagated dependencies from ifs and menus.)*