:orphan:

.. title:: CONFIG_X86_PAE

.. kconfig:: CONFIG_X86_PAE

CONFIG_X86_PAE
##############

*Use PAE page tables*

Type: ``bool``

Help
====

.. code-block:: none

    If enabled, use PAE-style page tables instead of 32-bit page tables.
    The advantage is support for the Execute Disable bit, at a cost of
    more memory for paging structures.

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

\ :kconfig:`X86_MMU <CONFIG_X86_MMU>` && !\ :kconfig:`X86_64 <CONFIG_X86_64>` && \ :kconfig:`X86 <CONFIG_X86>`

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

Default
=======

- y

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



At ``<Zephyr Architecture>/x86/core/Kconfig.ia32:79``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:39`` → ``<Zephyr Architecture>/Kconfig:12`` → ``<Zephyr Architecture>/x86/Kconfig:482``

Menu path: (Top) → X86 Architecture Options → Processor Capabilities

.. code-block:: kconfig

    config X86_PAE
    	bool "Use PAE page tables"
    	default y
    	depends on X86_MMU && !X86_64 && X86
    	help
    	  If enabled, use PAE-style page tables instead of 32-bit page tables.
    	  The advantage is support for the Execute Disable bit, at a cost of
    	  more memory for paging structures.

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