./lpmake --metadata-size 65536 --super-name super --metadata-slots 3 \
--device super:2621440000 \
--group main:2621440000 --group main_b:0 \
--partition system:readonly:890716160:main \
--image system=system.img \
--partition vendor:readonly:186671104:main \
--image vendor=vendor.img \
--partition product:readonly:1080107008:main \
--image product=product.img \
--sparse --output ./super222.img