:orphan:

.. title:: PMP_STACK_GUARD_MIN_SIZE

.. option:: CONFIG_PMP_STACK_GUARD_MIN_SIZE

*Guard size*

Type: ``int``

Help
====

.. code-block:: none

    Minimum size (and alignment when applicable) of an stack guard
    region, which guards the stack of a thread. The width of the
    guard is set to 16 bytes, to accommodate the riscv
    granularity.

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

\ :option:`PMP_STACK_GUARD <CONFIG_PMP_STACK_GUARD>` && \ :option:`RISCV_PMP <CONFIG_RISCV_PMP>` && \ :option:`RISCV <CONFIG_RISCV>`

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

Default
=======

- 16

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



At ``<Zephyr Architecture>/riscv/core/pmp/Kconfig:30``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:29`` → ``<Zephyr Architecture>/Kconfig:12`` → ``<Zephyr Architecture>/riscv/Kconfig:130``

Menu path: (Top) → RISCV Options → RISCV Processor Options → RISC-V PMP Support → Thread Stack Guard

.. code-block:: kconfig

    config PMP_STACK_GUARD_MIN_SIZE
    	int "Guard size"
    	default 16
    	depends on PMP_STACK_GUARD && RISCV_PMP && RISCV
    	help
    	  Minimum size (and alignment when applicable) of an stack guard
    	  region, which guards the stack of a thread. The width of the
    	  guard is set to 16 bytes, to accommodate the riscv
    	  granularity.

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