kIOPropertyMediumRotationRateKey
Declaration
#define kIOPropertyMediumRotationRateKeyDiscussion
This key is used to indicate the medium rotation rate in RPM of the device.
Requirement: Optional.
Example:
<dict>
<key>Device Characteristics</key>
<dict>
<key>Vendor Name</key>
<string>AAPL</string>
<key>Product Name</key>
<string>FireWire Target</string>
<key>Product Revision Level</key>
<string>0000</string>
<key>Rotation Rate</key>
<integer>7200</integer>
</dict>
</dict>