2 part uuid mmc ${mmc_bootdev}:${mmc_rootpart} uuid
3 setenv loadkernel fatload mmc \$mmc_bootdev \$kernel_addr_r uImage
4 setenv loaddtb fatload mmc \$mmc_bootdev \$fdt_addr_r dtb
5 setenv bootargs console=ttyS0,115200 earlyprintk root=PARTUUID=${uuid} rootwait
6 setenv uenvcmd run loadkernel \&\& run loaddtb \&\& booti \$kernel_addr_r - \$fdt_addr_r