TOTAL_DMA_MEM_SIZE
bzero(qlt->queue_mem_ptr, TOTAL_DMA_MEM_SIZE);
TOTAL_DMA_MEM_SIZE >> 2);
if (ddi_dma_mem_alloc(qlt->queue_mem_dma_handle, TOTAL_DMA_MEM_SIZE,
qlt->queue_mem_ptr, TOTAL_DMA_MEM_SIZE,