ENET_DMA_CH_CFG
enet_write(enet, rings[i]->cfg_block + ENET_DMA_CH_CFG, 0);
enet_write(enet, ring->cfg_block + ENET_DMA_CH_CFG, 0);
enet_write(enet, ring->cfg_block + ENET_DMA_CH_CFG, ENET_DMA_CH_CFG_ENABLE);
enet_write(enet, ring->cfg_block + ENET_DMA_CH_CFG, 0);
enet_set(enet, ring->cfg_block + ENET_DMA_CH_CFG, ENET_DMA_CH_CFG_ENABLE);
enet_maskset(enet, ring->cfg_block + ENET_DMA_CH_CFG, ENET_DMA_CH_CFG_ENABLE, 0);
tmp = enet_read(enet, ring->cfg_block + ENET_DMA_CH_CFG);
enet_maskset(enet, ring->cfg_block + ENET_DMA_CH_CFG, ENET_DMA_CH_CFG_ENABLE, 0);