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CONFIG_X86_PAE

Use PAE page tables

Type: bool

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.

Direct dependencies

X86_MMU && !X86_64 && X86

(Includes any dependencies from ifs and menus.)

Default

  • y

Kconfig definition

At arch/x86/core/Kconfig.ia32:79

Included via Kconfig:8Kconfig.zephyr:39arch/Kconfig:12arch/x86/Kconfig:482

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

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.)