Patent ID: 8245224

Claim:
A non-transitory computer-readable medium including a computer program of instructions designed to be loaded into a memory of a computer, and responsive to being executed by the computer, causes the computer to perform a method of retrieving content data and instructional data from a storage medium, the method comprising: providing a storage medium having content data and instructional data, the content data having a physical and logical format on the storage medium that is known to the instructional data, wherein the instructional data comprises plug-in data and has a physical and logical format on the storage medium that is known to firmware of a host device having an attached storage medium reading device, and further wherein the physical and logical format of the content data on the storage medium is incompatible and unknown to the firmware of the host device, the instructional plug-in data further being in an area of the storage medium not directly accessible to the host device; retrieving, by means of the firmware of the host device and prior to mounting completely the storage medium with respect to the storage medium reading device, the instructional plug-in data from a predefined position on the storage medium, wherein retrieving the instructional plug-in data is transparent to a user of the host device; and retrieving, by means of the firmware of the host device enabled in cooperation with the retrieved instructional plug-in data, the content data from the storage medium to correctly further mount, physically and logically, a remainder of the storage medium with respect to the storage medium reading device, wherein plug-in enabled firmware of the host device conditionally re-routes procedure calls, and wherein the plug-in data (i) applies to the storage medium reading device and not to the host device and (ii) takes care that a driver code of the storage medium reading device knows (ii)(a) how to interpret the storage medium and (ii)(b) how the driver code should act for a given format of the storage medium.