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bus_dma(9): arm64 implementation notes
Indicate that BUS_DMA_COHERENT is supported for bus_dmamem_alloc and bus_dmamem_create in the arm64 implementation.
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=334034
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@ -504,7 +504,7 @@ For
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.Fn bus_dmamap_create ,
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the
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.Dv BUS_DMA_COHERENT
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flag is currently implemented on sparc64.
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flag is currently implemented on arm64 and sparc64.
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.El
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.It Fa mapp
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Pointer to a
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@ -834,7 +834,7 @@ For
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.Fn bus_dmamem_alloc ,
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the
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.Dv BUS_DMA_COHERENT
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flag is currently implemented on arm and sparc64.
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flag is currently implemented on arm, arm64 and sparc64.
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.It Dv BUS_DMA_ZERO
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Causes the allocated memory to be set to all zeros.
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.It Dv BUS_DMA_NOCACHE
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