DOKK / manpages / debian 10 / abootimg / abootimg.1.en
ABOOTIMG(1) General Commands Manual ABOOTIMG(1)

abootimg - manipulate Android Boot Images.

Tool to read/write/update android boot images

abootimg
-i <bootimg>
abootimg
-x <bootimg> [<bootimg.cfg> [<kernel> [<ramdisk> [<secondstage>]]]]
abootimg
-u <bootimg> [-c "param=value"] [-f <bootimg.cfg>] [-k <kernel>] [-r <ramdisk>] [-s <secondstage>]
abootimg
--create <bootimg> [-c "param=value"] [-f <bootimg.cfg>] -k <kernel> -r <ramdisk> [-s <secondstage>]

print boot imgage informations
Extract a boot image
Update a boot image
Create a boot image

Existing bootimage to use
Name for the bootimg.cfg file, defaults to bootimg.cfg
Name for the kernel image, defaults to zImage
Name for the ramdisk image, defaults to initrd.img
Name for the second-stage image, defaults to stage2.img

Existing bootimage to use
Existing bootimage to use
Update bootimg.cfg with the named file
Update kernel with the named file
Update ramdisk with the named file
Update secondstage image with the named file