P0_QUEUE_DESC_OFFSET
P0_QUEUE_DESC_OFFSET,
P0_QUEUE_DESC_OFFSET + 8,
P0_QUEUE_DESC_OFFSET + 16,
P0_QUEUE_DESC_OFFSET + 24,
dram = dram1_base + P0_QUEUE_DESC_OFFSET;
emac->rx_queue_descs = dram1_base + P0_QUEUE_DESC_OFFSET;