NAME¶

grub-fstest - debug tool for GRUB filesystem drivers

SYNOPSIS¶

grub-fstest [OPTION...] IMAGE_PATH COMMANDS

DESCRIPTION¶

Debug tool for filesystem driver.

Commands:

blocklist FILE

Display blocklist of FILE.

cat FILE

Copy FILE to standard output.

cmp FILE LOCAL

Compare FILE with local file LOCAL.

cp FILE LOCAL

Copy FILE to local file LOCAL.

crc FILE

Get crc32 checksum of FILE.

hex FILE

Show contents of FILE in hex.

ls PATH

List files in PATH.

xnu_uuid DEVICE

Compute XNU UUID of the device.

-c, --diskcount=NUM

Specify the number of input files.

-C, --crypto

Mount crypto devices.

-d, --debug=STRING

Set debug environment variable.

-K, --zfs-key=FILE|prompt

Load zfs crypto key.

-n, --length=NUM

Handle N bytes in output file.

-r, --root=DEVICE_NAME

Set root device.

-s, --skip=NUM

Skip N bytes from output file.

-u, --uncompress

Uncompress data.

-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.

SEE ALSO¶

grub-probe(8)

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

info grub-fstest

should give you access to the complete manual.