1GRUB-FSTEST(1)                   User Commands                  GRUB-FSTEST(1)
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NAME

6       grub-fstest - debug tool for GRUB filesystem drivers
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SYNOPSIS

9       grub-fstest [OPTION...] IMAGE_PATH COMMANDS
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DESCRIPTION

12       Debug tool for filesystem driver.
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14              Commands:
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16       blocklist FILE
17              Display blocklist of FILE.
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19       cat FILE
20              Copy FILE to standard output.
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22       cmp FILE LOCAL
23              Compare FILE with local file LOCAL.
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25       cp FILE LOCAL
26              Copy FILE to local file LOCAL.
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28       crc FILE
29              Get crc32 checksum of FILE.
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31       hex FILE
32              Show contents of FILE in hex.
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34       ls PATH
35              List files in PATH.
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37       xnu_uuid DEVICE
38              Compute XNU UUID of the device.
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40       -c, --diskcount=NUM
41              Specify the number of input files.
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43       -C, --crypto
44              Mount crypto devices.
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46       -d, --debug=STRING
47              Set debug environment variable.
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49       -K, --zfs-key=FILE|prompt
50              Load zfs crypto key.
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52       -n, --length=NUM
53              Handle N bytes in output file.
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55       -r, --root=DEVICE_NAME
56              Set root device.
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58       -s, --skip=NUM
59              Skip N bytes from output file.
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61       -u, --uncompress
62              Uncompress data.
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64       -v, --verbose
65              print verbose messages.
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67       -?, --help
68              give this help list
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70       --usage
71              give a short usage message
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73       -V, --version
74              print program version
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76       Mandatory  or  optional arguments to long options are also mandatory or
77       optional for any corresponding short options.
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SEE ALSO

80       grub-probe(8)
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82       The full documentation for grub-fstest is maintained as a Texinfo  man‐
83       ual.   If  the  info and grub-fstest programs are properly installed at
84       your site, the command
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86              info grub-fstest
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88       should give you access to the complete manual.
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92GRUB 2.06                        December 2023                  GRUB-FSTEST(1)