CONFIG_TFM_ISOLATION_LEVEL

Isolation level setting.

Type: int

Help

Manually set the required TFM isolation level. Possible values are 1,2 or 3; the default is set by build configuration.

Direct dependencies

(BUILD_WITH_TFM && TRUSTED_EXECUTION_NONSECURE && BOARD_NUCLEO_L552ZE_Q) || (BUILD_WITH_TFM && BUILD_WITH_TFM)

(Includes any dependencies from ifs and menus.)

Default

  • 2

Kconfig definitions

At <Zephyr>/boards/arm/nucleo_l552ze_q/Kconfig.defconfig:17

Included via <Zephyr>/Kconfig:8<Zephyr>/Kconfig.zephyr:18

Menu path: (Top)

config TFM_ISOLATION_LEVEL
    int
    default 2
    depends on BUILD_WITH_TFM && TRUSTED_EXECUTION_NONSECURE && BOARD_NUCLEO_L552ZE_Q

At <Zephyr>/modules/Kconfig.tfm:104

Included via <Zephyr>/Kconfig:8<Zephyr>/Kconfig.zephyr:23<Zephyr>/modules/Kconfig:32

Menu path: (Top) → Modules → Build with TF-M as the Secure Execution Environment

config TFM_ISOLATION_LEVEL
    int "Isolation level setting."
    range 1 3
    depends on BUILD_WITH_TFM && BUILD_WITH_TFM
    help
      Manually set the required TFM isolation level. Possible values are
      1,2 or 3; the default is set by build configuration.

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