HelpPC 2.10 Quick Reference Utility Copyright 1991 David Jurgens

          INT 21,53 - Generate Drive Parameter Table  (Undocumented)

       AH = 53h
       DS:SI = address of BIOS Parameter Block (BPB)
       ES:BP = pointer to buffer to hold first Drive Parameter Table (DPT)

       ES:BP = pointer to buffer containing the first Drive Parameter Table
               in chain

       - available since DOS 2.0+
       - translates BPB  into a DOS Disk Parameter Table
       - see  INT 21,32  INT 21,52

Esc or Alt-X to exit int 21,53 Home/PgUp/PgDn/End ←↑↓→