nand_do_platform_check $board $1
return $?
;;
+ bananapi,bpi-r2 |\
mediatek,mt7623-rfb-emmc)
local kernel_length=`(tar xf $tar_file sysupgrade-$board/kernel -O | wc -c) 2> /dev/null`
local rootfs_length=`(tar xf $tar_file sysupgrade-$board/root -O | wc -c) 2> /dev/null`