DEVICEPARAMETERBLOCK

Device Parameter Block data structure.

Type

USHORT  reserved1
USHORT  cCylinders
USHORT  cHeads
USHORT  cSectorsPerTrack
USHORT  reserved2
USHORT  reserved3
USHORT  reserved4
USHORT  reserved5

C Declaration Method

typedef struct

Fields

reserved1        Reserved.
cCylinders       Number of Cylinders on the physical drive.
cHeads           Number of Heads on the physical drive.
cSectorsPerTrack Number of Sectors per track on the physical drive.
reserved2        Reserved.
reserved3        Reserved.
reserved4        Reserved.
reserved5        Reserved.

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