1setenv fdt_high ffffffff
2setenv bootargs console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rootwait
3fatload mmc 0 $kernel_addr_r zImage
4fatload mmc 0 $fdt_addr_r sun7i-a20-cubieboard2.dtb
5bootz $kernel_addr_r - $fdt_addr_r
6