BUS_DMA_64BIT
BUS_DMA_NOWAIT | BUS_DMA_ALLOCNOW | BUS_DMA_64BIT,
BUS_DMA_NOWAIT | BUS_DMA_64BIT, &dma->map);
BUS_DMA_NOWAIT | BUS_DMA_ZERO | BUS_DMA_64BIT);
BUS_DMA_NOWAIT | BUS_DMA_ALLOCNOW | BUS_DMA_64BIT,
BUS_DMA_NOWAIT | BUS_DMA_64BIT, &data->map);