fdtaddr=0x8f000000 loadaddr=0x81000000 fdt_high=0xffffffff initrd_high=0xffffffff sd_boot=mmc read ${fdtaddr} 7800 800;mmc read ${loadaddr} 8000 8000;bootm ${loadaddr} - ${fdtaddr} bootargs=root=/dev/mmcblk0p1 rw rootwait rootfstype=ext4 noinitrd earlycon=uart8250,mmio,0x21c0500 console=ttyS0,115200 bootcmd=echo starting openwrt ...;run sd_boot bootdelay=3