C++ (Cpp) _dmamem_alloc_range示例

示例#1

文件： bus_dma.c 项目： DavidAlphaFox/openbsd-kernel

/*
 * Common function for DMA-safe memory allocation.  May be called
 * by bus-specific DMA memory allocation functions.
 */
int
_dmamem_alloc(bus_dma_tag_t t, bus_size_t size, bus_size_t alignment,
    bus_size_t boundary, bus_dma_segment_t *segs, int nsegs, int *rsegs,
    int flags)
{
	return _dmamem_alloc_range(t, size, alignment, boundary,
	    segs, nsegs, rsegs, flags, (paddr_t)0, (paddr_t)-1);
}

示例#2

文件： bus_dma.c 项目： enukane/openbsd-work

/*
 * Common function for DMA-safe memory allocation.  May be called
 * by bus-specific DMA memory allocation functions.
 */
int
_dmamem_alloc(bus_dma_tag_t t, bus_size_t size, bus_size_t alignment,
    bus_size_t boundary, bus_dma_segment_t *segs, int nsegs, int *rsegs,
    int flags)
{
	return _dmamem_alloc_range(t, size, alignment, boundary,
	    segs, nsegs, rsegs, flags,
	    dma_constraint.ucr_low, dma_constraint.ucr_high);
}