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¶
SOC_SERIES_INTEL_CAVS_V15
|| SOC_SERIES_INTEL_CAVS_V18
|| SOC_SERIES_INTEL_CAVS_V20
|| SOC_SERIES_INTEL_CAVS_V25
|| SOC_SERIES_NXP_IMX8
|| USE_SWITCH
(Includes any dependencies from ifs and menus.)
Defaults¶
y
y
y
y
n
Kconfig definitions¶
At soc/xtensa/intel_adsp/cavs_v15/Kconfig.defconfig.series:18
Included via Kconfig:8
→ Kconfig.zephyr:27
→ soc/xtensa/intel_adsp/Kconfig.defconfig:6
Menu path: (Top)
config SMP
bool
default y
depends on SOC_SERIES_INTEL_CAVS_V15
At soc/xtensa/intel_adsp/cavs_v18/Kconfig.defconfig.series:18
Included via Kconfig:8
→ Kconfig.zephyr:27
→ soc/xtensa/intel_adsp/Kconfig.defconfig:6
Menu path: (Top)
config SMP
bool
default y
depends on SOC_SERIES_INTEL_CAVS_V18
At soc/xtensa/intel_adsp/cavs_v20/Kconfig.defconfig.series:18
Included via Kconfig:8
→ Kconfig.zephyr:27
→ soc/xtensa/intel_adsp/Kconfig.defconfig:6
Menu path: (Top)
config SMP
bool
default y
depends on SOC_SERIES_INTEL_CAVS_V20
At soc/xtensa/intel_adsp/cavs_v25/Kconfig.defconfig.series:22
Included via Kconfig:8
→ Kconfig.zephyr:27
→ soc/xtensa/intel_adsp/Kconfig.defconfig:6
Menu path: (Top)
config SMP
bool
default y
depends on SOC_SERIES_INTEL_CAVS_V25
At soc/xtensa/nxp_adsp/imx8/Kconfig.defconfig.series:18
Included via Kconfig:8
→ Kconfig.zephyr:27
→ soc/xtensa/nxp_adsp/Kconfig.defconfig:6
Menu path: (Top)
config SMP
bool
default n
depends on SOC_SERIES_NXP_IMX8
At kernel/Kconfig:794
Included via Kconfig:8
→ Kconfig.zephyr:40
Menu path: (Top) → General Kernel Options → SMP Options
config SMP
bool "Enable symmetric multithreading support"
depends on 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.)