CONFIG_IMG_BLOCK_BUF_SIZE

Image writer buffer size

Type: int

Help

Size (in Bytes) of buffer for image writer. Must be a multiple of
the access alignment required by used flash driver.

Direct dependencies

MCUBOOT_IMG_MANAGER && IMG_MANAGER

(Includes any dependencies from ifs and menus.)

Default

• 512

Kconfig definition

At <Zephyr Subsystem>/dfu/Kconfig:55

Included via Kconfig:8 → Kconfig.zephyr:44 → <Zephyr Subsystem>/Kconfig:51

Menu path: (Top) → Sub Systems and OS Services → DFU image manager

config IMG_BLOCK_BUF_SIZE
    int "Image writer buffer size"
    default 512
    depends on MCUBOOT_IMG_MANAGER && IMG_MANAGER
    help
      Size (in Bytes) of buffer for image writer. Must be a multiple of
      the access alignment required by used flash driver.

(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)