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CONFIG_DCACHE_LINE_SIZE
¶
d-cache line size
Type: int
Help¶
Size in bytes of a CPU d-cache line. If this is set to 0 the value is obtained from the ‘d-cache-line-size’ DT property instead if present.
Detect automatically at runtime by selecting DCACHE_LINE_SIZE_DETECT.
Direct dependencies¶
ARC
|| (!X86_64
&& X86
) || CACHE_MANAGEMENT
(Includes any dependencies from ifs and menus.)
Kconfig definitions¶
At <Zephyr>/arch/arc/Kconfig:285
Included via <Zephyr>/Kconfig:8
→ <Zephyr>/Kconfig.zephyr:29
→ <Zephyr>/arch/Kconfig:12
Menu path: (Top) → ARC Options → ARCv2 Family Options
config DCACHE_LINE_SIZE
int
default 32
depends on ARC
At <Zephyr>/arch/x86/core/Kconfig.ia32:153
Included via <Zephyr>/Kconfig:8
→ <Zephyr>/Kconfig.zephyr:29
→ <Zephyr>/arch/Kconfig:12
→ <Zephyr>/arch/x86/Kconfig:326
Menu path: (Top) → X86 Architecture Options → Processor Capabilities
config DCACHE_LINE_SIZE int default 64 ifCPU_ATOM
depends on !X86_64
&&X86
At <Zephyr>/arch/Kconfig:733
Included via <Zephyr>/Kconfig:8
→ <Zephyr>/Kconfig.zephyr:29
Menu path: (Top) → Cache Options → Enable cache management features
config DCACHE_LINE_SIZE int "d-cache line size" if !DCACHE_LINE_SIZE_DETECT
default 0 depends onCACHE_MANAGEMENT
help Size in bytes of a CPU d-cache line. If this is set to 0 the value is obtained from the 'd-cache-line-size' DT property instead if present. Detect automatically at runtime by selecting DCACHE_LINE_SIZE_DETECT.
(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)