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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.
Default¶
y
Kconfig definition¶
At <Zephyr>/arch/x86/core/Kconfig.ia32:79
Included via <Zephyr>/Kconfig:8
→ <Zephyr>/Kconfig.zephyr:29
→ <Zephyr>/arch/Kconfig:12
→ <Zephyr>/arch/x86/Kconfig:483
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.)