REG_CMD_FIFO_0_DEV_ADDR
ccmd->cmd0 |= REG_CMD_FIFO_0_DEV_ADDR(cmd->dests[0].addr);
ccmd->cmd0 = REG_CMD_FIFO_0_DEV_ADDR(dev->info.dyn_addr);
ccmd->cmd0 = REG_CMD_FIFO_0_DEV_ADDR(xfers[i].addr);