:orphan:

.. title:: CONFIG_DISK_ERASE_BLOCK_SIZE

.. kconfig:: CONFIG_DISK_ERASE_BLOCK_SIZE

CONFIG_DISK_ERASE_BLOCK_SIZE
############################

*Flash device erasable block size in hex*

Type: ``hex``

Help
====

.. code-block:: none

    This is typically the minimum block size that
    is erased at one time in flash storage.
    Typically it is equal to the flash memory page size.

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

(\ :kconfig:`DISK_DRIVER_FLASH <CONFIG_DISK_DRIVER_FLASH>` && \ :kconfig:`BOARD_DEGU_EVK <CONFIG_BOARD_DEGU_EVK>`) || (\ :kconfig:`DISK_DRIVER_FLASH <CONFIG_DISK_DRIVER_FLASH>` && \ :kconfig:`SOC_FLASH_NIOS2_QSPI <CONFIG_SOC_FLASH_NIOS2_QSPI>` && \ :kconfig:`FLASH <CONFIG_FLASH>` && \ :kconfig:`BOARD_ALTERA_MAX10 <CONFIG_BOARD_ALTERA_MAX10>`) || (\ :kconfig:`DISK_DRIVER_FLASH <CONFIG_DISK_DRIVER_FLASH>` && \ :kconfig:`DISK_DRIVERS <CONFIG_DISK_DRIVERS>`)

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

Defaults
========

- 0x1000
- 0x10000

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



At ``<Zephyr>/boards/arm/degu_evk/Kconfig.defconfig:50``

Included via ``<Zephyr>/Kconfig:8`` → ``<Zephyr>/Kconfig.zephyr:22``

Menu path: (Top)

.. code-block:: kconfig

    config DISK_ERASE_BLOCK_SIZE
    	hex
    	default 0x1000
    	depends on DISK_DRIVER_FLASH && BOARD_DEGU_EVK

----

At ``<Zephyr>/boards/nios2/altera_max10/Kconfig.defconfig:29``

Included via ``<Zephyr>/Kconfig:8`` → ``<Zephyr>/Kconfig.zephyr:22``

Menu path: (Top)

.. code-block:: kconfig

    config DISK_ERASE_BLOCK_SIZE
    	hex
    	default 0x10000
    	depends on DISK_DRIVER_FLASH && SOC_FLASH_NIOS2_QSPI && FLASH && BOARD_ALTERA_MAX10

----

At ``<Zephyr>/drivers/disk/Kconfig.flash:39``

Included via ``<Zephyr>/Kconfig:8`` → ``<Zephyr>/Kconfig.zephyr:40`` → ``<Zephyr>/drivers/Kconfig:114`` → ``<Zephyr>/drivers/disk/Kconfig:12``

Menu path: (Top) → Device Drivers → Disk Drivers → Flash

.. code-block:: kconfig

    config DISK_ERASE_BLOCK_SIZE
    	hex "Flash device erasable block size in hex"
    	depends on DISK_DRIVER_FLASH && DISK_DRIVERS
    	help
    	  This is typically the minimum block size that
    	  is erased at one time in flash storage.
    	  Typically it is equal to the flash memory page size.

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