:orphan:

.. title:: SMP

.. option:: CONFIG_SMP

*Enable symmetric multithreading support*

Type: ``bool``

Help
====

When true, kernel will be built with SMP support, allowing
more than one CPU to schedule Zephyr tasks at a time.

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

\ :option:`SOC_SERIES_INTEL_CAVS_V15 <CONFIG_SOC_SERIES_INTEL_CAVS_V15>` || \ :option:`SOC_SERIES_INTEL_CAVS_V18 <CONFIG_SOC_SERIES_INTEL_CAVS_V18>` || \ :option:`SOC_SERIES_INTEL_CAVS_V20 <CONFIG_SOC_SERIES_INTEL_CAVS_V20>` || \ :option:`SOC_SERIES_INTEL_CAVS_V25 <CONFIG_SOC_SERIES_INTEL_CAVS_V25>` || \ :option:`USE_SWITCH <CONFIG_USE_SWITCH>`

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

Defaults
========

- y
- y
- y
- y

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

.. highlight:: kconfig

At ``soc/xtensa/intel_adsp/cavs_v15/Kconfig.defconfig.series:18``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:19`` → ``/home/runner/work/bridle/bridle/workspace/build/Kconfig/Kconfig.soc.defconfig:1`` → ``soc/xtensa/intel_adsp/Kconfig.defconfig:6``

Menu path: (Top)

.. parsed-literal::

    config SMP
    	bool
    	default y
    	depends on \ :option:`SOC_SERIES_INTEL_CAVS_V15 <CONFIG_SOC_SERIES_INTEL_CAVS_V15>`

----

At ``soc/xtensa/intel_adsp/cavs_v18/Kconfig.defconfig.series:18``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:19`` → ``/home/runner/work/bridle/bridle/workspace/build/Kconfig/Kconfig.soc.defconfig:1`` → ``soc/xtensa/intel_adsp/Kconfig.defconfig:6``

Menu path: (Top)

.. parsed-literal::

    config SMP
    	bool
    	default y
    	depends on \ :option:`SOC_SERIES_INTEL_CAVS_V18 <CONFIG_SOC_SERIES_INTEL_CAVS_V18>`

----

At ``soc/xtensa/intel_adsp/cavs_v20/Kconfig.defconfig.series:18``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:19`` → ``/home/runner/work/bridle/bridle/workspace/build/Kconfig/Kconfig.soc.defconfig:1`` → ``soc/xtensa/intel_adsp/Kconfig.defconfig:6``

Menu path: (Top)

.. parsed-literal::

    config SMP
    	bool
    	default y
    	depends on \ :option:`SOC_SERIES_INTEL_CAVS_V20 <CONFIG_SOC_SERIES_INTEL_CAVS_V20>`

----

At ``soc/xtensa/intel_adsp/cavs_v25/Kconfig.defconfig.series:18``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:19`` → ``/home/runner/work/bridle/bridle/workspace/build/Kconfig/Kconfig.soc.defconfig:1`` → ``soc/xtensa/intel_adsp/Kconfig.defconfig:6``

Menu path: (Top)

.. parsed-literal::

    config SMP
    	bool
    	default y
    	depends on \ :option:`SOC_SERIES_INTEL_CAVS_V25 <CONFIG_SOC_SERIES_INTEL_CAVS_V25>`

----

At ``kernel/Kconfig:780``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:30``

Menu path: (Top) → General Kernel Options → SMP Options

.. parsed-literal::

    config SMP
    	bool "Enable symmetric multithreading support"
    	depends on \ :option:`USE_SWITCH <CONFIG_USE_SWITCH>`
    	help
    	  When true, kernel will be built with SMP support, allowing
    	  more than one CPU to schedule Zephyr tasks at a time.

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