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- #
- # For a description of the syntax of this configuration file,
- # see extra/config/Kconfig-language.txt
- #
- config TARGET_ARCH
- default "arc"
- config FORCE_OPTIONS_FOR_ARCH
- bool
- default y
- select ARCH_ANY_ENDIAN
- config CONFIG_ARC_HAS_ATOMICS
- bool "Support for LLOCK/SCOND instructions"
- default y
- help
- LLOCK/SCOND instructions are needed to implement atomic r-m-w
- Otherwise libc needs kernel assisted atomic cmpxchg available
- since v4.9 kernel
- choice
- prompt "MMU Page Size"
- default CONFIG_ARC_PAGE_SIZE_8K
- config CONFIG_ARC_PAGE_SIZE_8K
- bool "8KB"
- help
- Choose between 4k, 8k (default) or 16k
- config CONFIG_ARC_PAGE_SIZE_16K
- bool "16KB"
- config CONFIG_ARC_PAGE_SIZE_4K
- bool "4KB"
- endchoice
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