enet_set
enet_set(enet, ENET_UNIMAC + offset, set);
enet_set(enet, ring->cfg_block + ENET_DMA_CH_CFG, ENET_DMA_CH_CFG_ENABLE);
enet_set(enet, ENET_FLUSH, ENET_FLUSH_RXFIFO_FLUSH | ENET_FLUSH_TXFIFO_FLUSH);
enet_set(enet, ENET_MIB_CTRL, ENET_MIB_CTRL_CLR_MIB);
enet_set(enet, ENET_DMA_CONTROLLER_CFG, ENET_DMA_CTRL_CFG_MASTER_EN);