grub2-mount - Man Page

grub-mount [OPTION...] IMAGE1 [IMAGE2 ...] MOUNTPOINT

Debug tool for filesystem driver.

-C,  --crypto

Mount crypto devices.

-d,  --debug=STRING

Set debug environment variable.

-K,  --zfs-key=FILE|prompt

Load zfs crypto key.

-r,  --root=DEVICE_NAME

Set root device.

-v,  --verbose

print verbose messages.

-?,  --help

give this help list

--usage

give a short usage message

-V,  --version

print program version

Mandatory or optional arguments to long options are also mandatory or optional for any corresponding short options.

The full documentation for grub-mount is maintained as a Texinfo manual.  If the info and grub-mount programs are properly installed at your site, the command

info grub-mount

should give you access to the complete manual.