Int 13H Function 0DH
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Description: Reset Fixed Disk System [PC] [AT] [PS/2]
Resets the fixed disk controller, recalibrates attached drives (moves the
read/write arm to cylinder 0), and prepares for subsequent disk I/O.
Input Output
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AH=0DH If function successful
DL=drive Carry flag=clear
80H-FFH fixed disk AH=00H
If function unsuccessful
Carry flag=set
AH=status (see Int 13H Function 01H)
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