FVBLOCK

FVBLOCK STRUC

fvSpecFunc db 0 ;special functions (must be zero)

fvHead dw ? ;head to format/verify

fvCylinder dw ? ;cylinder to format/verify

FVBLOCK ENDS

The FVBLOCK structure specifies the head and cylinder to format or verify.

Fields

fvSpecFunc

Must be zero.

fvHead

Specifies the number of the read/write head. The head number is used to determine the track to format or verify.

fvCylinder

Specifies the number of the cylinder. The cylinder number is used to determine the track to format or verify.

See Also

Interrupt 21h Function 440Dh Minor Code 42h Format Track on Logical Drive
Interrupt 21h Function 440Dh Minor Code 62h Verify Track on Logical Drive