linux-4.4.1/define_processor_functions()

参照元†

説明†

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

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

引数†

• name
• dabort
• pabort
• nommu
• suspend

返り値†

• なし、関数では無い

参考†

利用箇所一覧

$ grep -r define_processor_functions arch/arm
arch/arm/mm/proc-sa110.S:       define_processor_functions sa110, dabort=v4_early_abort, pabort=legacy_pabort
arch/arm/mm/proc-fa526.S:       define_processor_functions fa526, dabort=v4_early_abort, pabort=legacy_pabort
arch/arm/mm/proc-arm1020.S:     define_processor_functions arm1020, dabort=v4t_early_abort, pabort=legacy_pabort
arch/arm/mm/proc-arm1022.S:     define_processor_functions arm1022, dabort=v4t_early_abort, pabort=legacy_pabort
arch/arm/mm/proc-arm1026.S:     define_processor_functions arm1026, dabort=v5t_early_abort, pabort=legacy_pabort
arch/arm/mm/proc-xsc3.S:        define_processor_functions xsc3, dabort=v5t_early_abort, pabort=legacy_pabort, suspend=1
arch/arm/mm/proc-sa1100.S:      define_processor_functions sa1100, dabort=v4_early_abort, pabort=legacy_pabort, suspend=1
arch/arm/mm/proc-feroceon.S:    define_processor_functions feroceon, dabort=v5t_early_abort, pabort=legacy_pabort
arch/arm/mm/proc-macros.S:.macro define_processor_functions name:req, dabort:req, pabort:req, nommu=0, suspend=0
arch/arm/mm/proc-mohawk.S:      define_processor_functions mohawk, dabort=v5t_early_abort, pabort=legacy_pabort
arch/arm/mm/proc-arm7tdmi.S:            define_processor_functions arm7tdmi, dabort=v4t_late_abort, pabort=legacy_pabort, nommu=1
arch/arm/mm/proc-v6.S:  define_processor_functions v6, dabort=v6_early_abort, pabort=v6_pabort, suspend=1
arch/arm/mm/proc-v7.S:  define_processor_functions v7, dabort=v7_early_abort, pabort=v7_pabort, suspend=1
arch/arm/mm/proc-v7.S:  define_processor_functions ca8, dabort=v7_early_abort, pabort=v7_pabort, suspend=1
arch/arm/mm/proc-v7.S:  define_processor_functions ca9mp, dabort=v7_early_abort, pabort=v7_pabort, suspend=1
arch/arm/mm/proc-v7.S:  define_processor_functions pj4b, dabort=v7_early_abort, pabort=v7_pabort, suspend=1
arch/arm/mm/proc-xscale.S:      define_processor_functions xscale, dabort=v5t_early_abort, pabort=legacy_pabort, suspend=1
arch/arm/mm/proc-arm1020e.S:    define_processor_functions arm1020e, dabort=v4t_early_abort, pabort=legacy_pabort
arch/arm/mm/proc-arm720.S:      define_processor_functions arm720, dabort=v4t_late_abort, pabort=legacy_pabort
arch/arm/mm/proc-arm740.S:      define_processor_functions arm740, dabort=v4t_late_abort, pabort=legacy_pabort, nommu=1
arch/arm/mm/proc-arm920.S:      define_processor_functions arm920, dabort=v4t_early_abort, pabort=legacy_pabort, suspend=1
arch/arm/mm/proc-arm922.S:      define_processor_functions arm922, dabort=v4t_early_abort, pabort=legacy_pabort
arch/arm/mm/proc-arm925.S:      define_processor_functions arm925, dabort=v4t_early_abort, pabort=legacy_pabort
arch/arm/mm/proc-arm926.S:      define_processor_functions arm926, dabort=v5tj_early_abort, pabort=legacy_pabort, suspend=1
arch/arm/mm/proc-arm940.S:      define_processor_functions arm940, dabort=nommu_early_abort, pabort=legacy_pabort, nommu=1
arch/arm/mm/proc-arm946.S:      define_processor_functions arm946, dabort=nommu_early_abort, pabort=legacy_pabort, nommu=1
arch/arm/mm/proc-arm9tdmi.S:            define_processor_functions arm9tdmi, dabort=nommu_early_abort, pabort=legacy_pabort, nommu=1
arch/arm/mm/proc-v7m.S: define_processor_functions v7m, dabort=nommu_early_abort, pabort=legacy_pabort, nommu=1

実装†

.macro define_processor_functions name:req, dabort:req, pabort:req, nommu=0, suspend=0
        .type   \name\()_processor_functions, #object
        .align 2
ENTRY(\name\()_processor_functions)

• • linux-4.4.1/ENTRY()

        .word   \dabort
        .word   \pabort
        .word   cpu_\name\()_proc_init
        .word   cpu_\name\()_proc_fin
        .word   cpu_\name\()_reset
        .word   cpu_\name\()_do_idle
        .word   cpu_\name\()_dcache_clean_area
        .word   cpu_\name\()_switch_mm

        .if \nommu
        .word   0
        .else
        .word   cpu_\name\()_set_pte_ext
        .endif

        .if \suspend
        .word   cpu_\name\()_suspend_size
#ifdef CONFIG_ARM_CPU_SUSPEND
        .word   cpu_\name\()_do_suspend
        .word   cpu_\name\()_do_resume
#else
        .word   0
        .word   0
#endif
        .else
        .word   0
        .word   0
        .word   0
        .endif

        .size   \name\()_processor_functions, . - \name\()_processor_functions
.endm

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• katsuhiro

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