Help¶

This option signifies the use of an ARMv8-M processor implementation, supporting the Main Extension.

ARMv8-M Main Extension includes additional features not present in the ARMv7-M architecture.

Direct dependencies¶

CPU_CORTEX_M && ARM

(Includes any dependencies from if’s and menus.)

Defaults¶

No defaults. Implicitly defaults to n.

Symbols selected by this symbol¶

ARMV7_M_ARMV8_M_MAINLINE if CPU_CORTEX_M && ARM
CPU_CORTEX_M_HAS_SPLIM if CPU_CORTEX_M && ARM
CPU_CORTEX_M_HAS_CMSE if CPU_CORTEX_M && ARM

Symbols that select this symbol¶

CPU_CORTEX_M33

Kconfig definition¶

At arch/arm/core/cortex_m/Kconfig:223

Included via Kconfig:10 → Kconfig.zephyr:23 → arch/Kconfig:16 → arch/arm/Kconfig:26 → arch/arm/core/Kconfig:162

Menu path: (top menu) → ARM Options

config ARMV8_M_MAINLINE
    bool
    select ARMV7_M_ARMV8_M_MAINLINE if CPU_CORTEX_M && ARM
    select CPU_CORTEX_M_HAS_SPLIM if CPU_CORTEX_M && ARM
    select CPU_CORTEX_M_HAS_CMSE if CPU_CORTEX_M && ARM
    depends on CPU_CORTEX_M && ARM
    help
      This option signifies the use of an ARMv8-M processor
      implementation, supporting the Main Extension.

      ARMv8-M Main Extension includes additional features
      not present in the ARMv7-M architecture.

(Definitions include propagated dependencies, including from if’s and menus.)