:orphan:

.. title:: MPU_ALLOW_FLASH_WRITE

.. option:: CONFIG_MPU_ALLOW_FLASH_WRITE

*Add MPU access to write to flash*

*Add MPU access to write to flash*

*Add MPU access to write to flash*

Type: ``bool``

Help
====

.. code-block:: none

    Enable this to allow MPU RWX access to flash memory

Help
====

.. code-block:: none

    Enable this to allow MPU RWX access to flash memory

Help
====

.. code-block:: none

    Enable this to allow MPU RWX access to flash memory

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

(\ :option:`ARM_MPU <CONFIG_ARM_MPU>` && \ :option:`CPU_HAS_MPU <CONFIG_CPU_HAS_MPU>` && \ :option:`ARM <CONFIG_ARM>`) || (\ :option:`ARM_MPU <CONFIG_ARM_MPU>` && \ :option:`CPU_HAS_MPU <CONFIG_CPU_HAS_MPU>` && \ :option:`CPU_AARCH64_CORTEX_R <CONFIG_CPU_AARCH64_CORTEX_R>` && \ :option:`ARM64 <CONFIG_ARM64>`) || \ :option:`FLASH <CONFIG_FLASH>`

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

Defaults
========

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

Symbols that select this symbol
===============================

- \ :option:`SOC_FLASH_NRF <CONFIG_SOC_FLASH_NRF>`
- \ :option:`SOC_FLASH_MCUX <CONFIG_SOC_FLASH_MCUX>`
- \ :option:`SOC_FLASH_GECKO <CONFIG_SOC_FLASH_GECKO>`
- \ :option:`SOC_FLASH_STM32 <CONFIG_SOC_FLASH_STM32>`
- \ :option:`SOC_FLASH_SAM0 <CONFIG_SOC_FLASH_SAM0>`
- \ :option:`SOC_FLASH_SAM <CONFIG_SOC_FLASH_SAM>`
- \ :option:`BT_SETTINGS <CONFIG_BT_SETTINGS>`
- \ :option:`MCUMGR_CMD_IMG_MGMT <CONFIG_MCUMGR_CMD_IMG_MGMT>`
- \ :option:`HAWKBIT <CONFIG_HAWKBIT>`
- \ :option:`UPDATEHUB <CONFIG_UPDATEHUB>`
- \ :option:`NET_L2_OPENTHREAD <CONFIG_NET_L2_OPENTHREAD>`
- \ :option:`USB_DFU_CLASS <CONFIG_USB_DFU_CLASS>`

Kconfig definitions
===================



At ``<Zephyr Architecture>/arm/core/aarch32/mpu/Kconfig:78``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:29`` → ``<Zephyr Architecture>/Kconfig:12`` → ``<Zephyr Architecture>/arm/Kconfig:57`` → ``<Zephyr Architecture>/arm/core/aarch32/Kconfig:264``

Menu path: (Top) → ARM Options

.. code-block:: kconfig

    config MPU_ALLOW_FLASH_WRITE
    	bool "Add MPU access to write to flash"
    	depends on ARM_MPU && CPU_HAS_MPU && ARM
    	help
    	  Enable this to allow MPU RWX access to flash memory

----

At ``<Zephyr Architecture>/arm64/core/cortex_r/mpu/Kconfig:53``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:29`` → ``<Zephyr Architecture>/Kconfig:12`` → ``<Zephyr Architecture>/arm64/Kconfig:32`` → ``<Zephyr Architecture>/arm64/core/Kconfig:139``

Menu path: (Top) → ARM64 Options

.. code-block:: kconfig

    config MPU_ALLOW_FLASH_WRITE
    	bool "Add MPU access to write to flash"
    	depends on ARM_MPU && CPU_HAS_MPU && CPU_AARCH64_CORTEX_R && ARM64
    	help
    	  Enable this to allow MPU RWX access to flash memory

----

At ``<Zephyr Driver>/flash/Kconfig.esp32:13``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:32`` → ``<Zephyr Driver>/Kconfig:60`` → ``<Zephyr Driver>/flash/Kconfig:63``

Menu path: (Top) → Device Drivers → Flash hardware support

.. code-block:: kconfig

    config MPU_ALLOW_FLASH_WRITE
    	bool "Add MPU access to write to flash"
    	depends on FLASH
    	help
    	  Enable this to allow MPU RWX access to flash memory

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