BIOSPARAMETERBLOCK Field - fsDeviceAttr

fsDeviceAttr (USHORT)

A bit field that returns flag information about the specified drive.

Bit 0

Removable Media flag.
• Media is removable.

• Media cannot be removed.
Bit 1
Changeline flag.
• The physical device driver returns the value 0, Unsure if media has changed, from the Media Check function.

• Device support determines that the media was removed since the last I/O operation.

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