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

 PERMSSN    UID  GID    PACKED    SIZE  RATIO     CRC       STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
drwxr-xr-x   804/1706        0       0 ****** -lhd- 0000 May 27  1999 Faq/
-rwxr-xr-x   804/1706    24986   74495  33.5% -lh5- f3c5 May 27  1999 Faq/adf_info.html
-rw-r--r--   804/1706    23891   80883  29.5% -lh5- 496f May 27  1999 Faq/adf_info.txt
drwxr-xr-x   804/1706        0       0 ****** -lhd- 0000 Feb  2  1999 Faq/image/
-rw-r--r--   804/1706     7997    7997 100.0% -lh0- 6e99 Dec 19  1997 Faq/image/adf_dir.gif
-rw-r--r--   804/1706     7037    7037 100.0% -lh0- 79f5 Oct 26  1997 Faq/image/adf_file.gif
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total         6 files   63911  170412  37.5%            May 28  1999