Int 13H [PC] [AT] [PS/2] Function 10H (16) Get drive status

Tests whether the specified fixed disk drive is operational and returns the drive's status.

Call with:

AH = 10H

DL = drive

80H—FFH fixed disk

Returns:

If function successful

Carry flag = clear

AH = 00H

If function unsuccessful

Carry flag = set

AH = status (see Int 13H Function 01H)

Note:

This function is supported on fixed disks only.