adfbitmap(1)

ADFBITMAP(1) General Commands Manual ADFBITMAP(1)

NAME

adfbitmap - show or enforce rebuilding block allocation bitmap.

SYNOPSIS

adfbitmap <command> [adf_device]

DESCRIPTION

adfbitmap is a low-level filesystem utility allowing to display or to enforce rebuilding the block allocation bitmap of an Amiga volume.

Commands available:

show
display block allocation bitmap of a volume

Note that the information stored in the bitmap is about all blocks counting from the 3rd block of a volume(!), omitting 2 blocks always considered allocated for the volume's bootblock.

rebuild
enforce rebuilding block allocation bitmap of a volume (even if it is marked as 'valid')

SEE ALSO

adfinfo(1), adfimgcreate(1), adfformat(1), unadf(1), adflib(3)

NOTES

Detailed info about Commodore Amiga filesystems: http://lclevy.free.fr/adflib/adf_info.html

AUTHOR

adfbitmap was written by Tomasz Wolak <tomas.wolak@gmail.com>, as a part of the ADFlib (https://github.com/adflib/ADFlib).

Mar 2025