The regenerate_all option is used before sourcing the configuration files.
*reproducible=*"__{yes|no}__"::
Create reproducible images (default=no).
-*regenerate_all=*"__{yes|no}__"::
- Regenerate all initramfs images at the default location with the kernel
- versions found on the system. Additional parameters are passed through
- (default=no).
-
*noimageifnotneeded=*"__{yes|no}__"::
Do not create an image in host-only mode, if no kernel driver is needed
and no /etc/cmdline/*.conf will be generated into the initramfs