linux-4.4.1/define_cache_functions()

参照元†

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説明†

パス: linux-4.4.1/arch/arm/mm/proc-macros.S

FIXME: これは何？
- cpu_cache_fns の定義に用いるマクロ。
- linux-4.4.1/cpu_cache_fns

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引数†

name

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返り値†

なし、関数では無い

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参考†

利用箇所一覧。

$ grep -r define_cache_functions arch/arm
arch/arm/mm/cache-fa.S: define_cache_functions fa
arch/arm/mm/cache-v4.S: define_cache_functions v4
arch/arm/mm/cache-v6.S: define_cache_functions v6
arch/arm/mm/cache-v7.S: define_cache_functions v7
arch/arm/mm/proc-arm1020.S:     define_cache_functions arm1020
arch/arm/mm/proc-arm1022.S:     define_cache_functions arm1022
arch/arm/mm/proc-arm1026.S:     define_cache_functions arm1026
arch/arm/mm/proc-xsc3.S:        define_cache_functions xsc3
arch/arm/mm/proc-feroceon.S:    define_cache_functions feroceon
arch/arm/mm/proc-feroceon.S:    define_cache_functions feroceon_range
arch/arm/mm/proc-macros.S:.macro define_cache_functions name:req
arch/arm/mm/proc-mohawk.S:      define_cache_functions mohawk
arch/arm/mm/cache-v4wb.S:       define_cache_functions v4wb
arch/arm/mm/cache-v4wt.S:       define_cache_functions v4wt
arch/arm/mm/proc-xscale.S:      define_cache_functions xscale
arch/arm/mm/proc-xscale.S:      define_cache_functions xscale_80200_A0_A1
arch/arm/mm/proc-arm1020e.S:    define_cache_functions arm1020e
arch/arm/mm/proc-arm920.S:      define_cache_functions arm920
arch/arm/mm/proc-arm922.S:      define_cache_functions arm922
arch/arm/mm/proc-arm925.S:      define_cache_functions arm925
arch/arm/mm/proc-arm926.S:      define_cache_functions arm926
arch/arm/mm/proc-arm940.S:      define_cache_functions arm940
arch/arm/mm/proc-arm946.S:      define_cache_functions arm946
arch/arm/mm/cache-nop.S:        define_cache_functions nop

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実装†

.macro define_cache_functions name:req
        .align 2
        .type   \name\()_cache_fns, #object
ENTRY(\name\()_cache_fns)

- linux-4.4.1/ENTRY()

        .long   \name\()_flush_icache_all
        .long   \name\()_flush_kern_cache_all
        .long   \name\()_flush_kern_cache_louis
        .long   \name\()_flush_user_cache_all
        .long   \name\()_flush_user_cache_range
        .long   \name\()_coherent_kern_range
        .long   \name\()_coherent_user_range
        .long   \name\()_flush_kern_dcache_area
        .long   \name\()_dma_map_area
        .long   \name\()_dma_unmap_area
        .long   \name\()_dma_flush_range
        .size   \name\()_cache_fns, . - \name\()_cache_fns
.endm

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