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ADFfaq.readme
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1999-07-01
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84 lines
Short: The Amiga filesystem explained. v1.07
Author: http://come.to/adflib
Uploader: laurent.clevy@alcatel.fr
Version: 1.07
Type: docs/misc
Requires: an HTTP brower
Replaces: docs/misc/afs_info.txt
Table of contents
-----------------
0. Changes
1. Introduction
* 1.1 Disclaimer and Copyright
* 1.2 Feedback, updates
* 1.3 Conventions
* 1.4 Acknowledgements
2. How bytes are physically read from and written to a disk ?
* 2.1 What is MFM encoding/decoding ?
* 2.2 What is the MFM track format ?
* 2.3 What is the MFM sector format ?
* 2.4 How to decode MFM data ?
3. What is the Amiga floppy disk geometry ?
4. What is the logical organisation of an Amiga volume ?
* 4.1 What is a Bootblock ?
* 4.2 What is a Rootblock ?
o 4.2.1 How to find the first sector of an entry ?
o 4.2.2 How to list directory entries ?
o 4.2.3 How to compute the checksum ?
* 4.3 How is the free/used blocks list managed ?
* 4.4 How are files stored ?
* 4.5 How are directories stored ?
* 4.6 How are links implemented in AmigaDos ?
o 4.6.1 Hard links
o 4.6.2 Soft links
* 4.7 How are the blocks associated with the dircache mode ?
5. How does a blank disk look like ?
* 5.1 A minimal blank floppy disk
* 5.2 A 'Bootable' floppy disk
* 5.3 A directory cache mode floppy disk
* 5.4 International mode
6. The structure of a hard disks ?
* 6.1 What is the Rigid Disk Block ?
* 6.2 How bad blocks are managed ?
* 6.3 How are stored partitions ?
* 6.4 What are FSHD blocks ?
* 6.5 What are LSEG blocks ?
7. The Hard file : a big floppy dump file
8. Advanced information
9. References
10. C Routines : the ADF Library
11. Other Amiga file systems
============================= Archive contents =============================
Original Packed Ratio Date Time Name
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0 0 0.0% 27-May-99 21:20:44 +
74495 24986 66.4% 27-May-99 21:12:58 +adf_info.html
80883 23891 70.4% 27-May-99 21:19:00 +adf_info.txt
0 0 0.0% 02-Feb-99 01:25:30 +
7997 7997 0.0% 19-Dec-97 19:32:00 +adf_dir.gif
7037 7037 0.0% 26-Oct-97 16:59:06 +adf_file.gif
-------- ------- ----- --------- --------
170412 63911 62.4% 28-May-99 01:08:02 6 files