:orphan:

.. title:: BUILTIN_STACK_GUARD

.. option:: CONFIG_BUILTIN_STACK_GUARD

*Thread Stack Guards based on built-in ARM stack limit checking*

Type: ``bool``

Help
====

.. code-block:: none

    Enable Thread/Interrupt Stack Guards via built-in Stack Pointer
    limit checking. The functionality must be supported by HW.

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

\ :option:`CPU_CORTEX_M_HAS_SPLIM <CONFIG_CPU_CORTEX_M_HAS_SPLIM>` && \ :option:`ARM <CONFIG_ARM>`

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

Defaults
========

No defaults. Implicitly defaults to ``n``.

Symbols selected by this symbol
===============================

- \ :option:`THREAD_STACK_INFO <CONFIG_THREAD_STACK_INFO>`

Symbols that imply this symbol
==============================

- \ :option:`ARM_STACK_PROTECTION <CONFIG_ARM_STACK_PROTECTION>`

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



At ``<Zephyr Architecture>/arm/core/aarch32/Kconfig:153``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:29`` → ``<Zephyr Architecture>/Kconfig:12`` → ``<Zephyr Architecture>/arm/Kconfig:57``

Menu path: (Top) → ARM Options

.. code-block:: kconfig

    config BUILTIN_STACK_GUARD
    	bool "Thread Stack Guards based on built-in ARM stack limit checking"
    	select THREAD_STACK_INFO
    	depends on CPU_CORTEX_M_HAS_SPLIM && ARM
    	help
    	  Enable Thread/Interrupt Stack Guards via built-in Stack Pointer
    	  limit checking. The functionality must be supported by HW.

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