## Physical Device Driver Reference

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### CDROMDISK_GETHEADLOC (70h) - Report Location of Drive Head

Category:
IOCTL_CDROMDISK (80h)
Function:
CDROMDISK_GETHEADLOC (70h)
Description:
Report Location of Drive Head

Select an item:

    Description
    Parameter Packet Format
    Data Packet Format
    Returns
    Remarks

Reports the current drive-head location in the specified addressing mode. This function is performed regardless of whether the drive is already playing. Programs that play audio can make repeated calls to this function to display the current play position.