kIOPropertyPhysicalBlockSizeKey
Declaration
#define kIOPropertyPhysicalBlockSizeKeyDiscussion
This key is used to define the physical block size of a hard disk drive.
Requirement: Mandatory for hard disk drives with physical block size other than 512 bytes.
Example:
<dict>
<key>Device Characteristics</key>
<dict>
<key>Vendor Name</key>
<string>Apple</string>
<key>Product Name</key>
<string>iPod</string>
<key>Product Revision Level</key>
<string>1.0</string>
<key>Physical Block Size</key>
<integer>4096</integer>
<key>Logical Block Size</key>
<integer>512</integer>
</dict>
</dict>