:orphan:

.. title:: BUILTIN_STACK_GUARD

.. option:: CONFIG_BUILTIN_STACK_GUARD

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

Type: ``bool``

Help
====

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:`ARM64 <CONFIG_ARM64>` && \ :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
==================

.. highlight:: kconfig

At ``arch/arm/core/aarch32/Kconfig:151``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:29`` → ``arch/Kconfig:12`` → ``arch/arm/Kconfig:42``

Menu path: (Top) → ARM Options

.. parsed-literal::

    config BUILTIN_STACK_GUARD
    	bool "Thread Stack Guards based on built-in ARM stack limit checking"
    	select \ :option:`THREAD_STACK_INFO <CONFIG_THREAD_STACK_INFO>`
    	depends on \ :option:`CPU_CORTEX_M_HAS_SPLIM <CONFIG_CPU_CORTEX_M_HAS_SPLIM>` && !\ :option:`ARM64 <CONFIG_ARM64>` && \ :option:`ARM <CONFIG_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.)*