)
Values for generic block IOCTL minor code:
00h (OS/2) \ used to lock/unlock a drive
01h (OS/2) /
40h set device parameters (see #01560)
41h write logical device track (see #01562)
42h format and verify logical device track (see #01563)
46h (DOS 4.0+) set volume serial number (see #01565,AH=69h)
47h (DOS 4.0+) set access flag (see #01566)
48h (Enh. Disk Drive Spec) set media lock state (see #01567,INT 13/AH=45h)
49h (Enh. Disk Drive Spec) eject media in drive (see INT 13/AH=49h)
no parameter block required
4Ah (MS-DOS 7.0) lock logical volume (see AX=440Dh/CX=084Ah)
4Bh (MS-DOS 7.0) lock physical volume (see AX=440Dh/CX=084Bh)
50h (PCMCIA) attribute memory write
51h (PCMCIA) common memory write
52h (PCMCIA) force media change (DOS 5+ ???) (see #01568)
53h (PCMCIA) erase drive
54h (PCMCIA) erase media
56h (PCMCIA) set erase status callback
57h (PCMCIA) append Card Information Structure (CIS) tuple
58h (PCMCIA) erase CIS tuples
60h get device parameters (see #01560)
61h read logical device track (see #01562)
62h verify logical device track (see #01564)
66h (DOS 4.0+) get volume serial number (see #01565,AH=69h)
67h (DOS 4.0+) get access flag (see #01566)
68h (DOS 5.0+) sense media type (see #01569)
6Ah (MS-DOS 7.0) unlock logical volume (see AX=440Dh/CX=086Ah)
no parameter block required
6Bh (MS-DOS 7.0) unlock physical volume (see AX=440Dh/CX=086Bh)
no parameter block required
6Ch (MS-DOS 7.0) get lock flag (see AX=440Dh/CX=086Ch)
no parameter block required
6Dh (MS-DOS 7.0) enumerate open files (see AX=440Dh/CX=086Dh)
6Eh (MS-DOS 7.0) find swap file (see AX=440Dh/CX=086Eh)
6Fh (MS-DOS 7.0) get drive map information (see #01570)
70h (PCMCIA) attribute memory read
70h (MS-DOS 7.0) get current lock state (see AX=440Dh/CX=0870h)
no parameter block required
71h (MS-DOS 7.0) get first cluster (see AX=440Dh/CX=0871h)
73h (PCMCIA) get memory media information (DOS 5+ ???) (see #01572)
76h (PCMCIA) get erase status callback
77h (PCMCIA) get first Card Information Structure (CIS) tuple
78h (PCMCIA) get next CIS tuple
7Fh (PCMCIA) get ??? information (see #01573,#01574)