*参照元 [#h46a5bcb] #backlinks *説明 [#kcc24e1b] -パス: [[linux-4.4.1/arch/arm/mm/dma.h]] -FIXME: これは何? --この API を直接呼んではならない。 **引数 [#zd8e6d53] - -- **返り値 [#fdbe07b7] - -- **参考 [#ebacfbf5] 併記されているコメント。 /* * These are private to the dma-mapping API. Do not use directly. * Their sole purpose is to ensure that data held in the cache * is visible to DMA, or data written by DMA to system memory is * visible to the CPU. */ *実装 [#w0592d5b] **MULTI_CACHE 有効 [#fa49b7e1] #define dmac_map_area __glue(_CACHE,_dma_map_area) **MULTI_CACHE 無効 [#rbe4779c] #define dmac_map_area cpu_cache.dma_map_area - --[[linux-4.4.1/cpu_cache(global)]] *コメント [#dcb30275]