Method for accessing a storage device
AssigneeVimicro Corporation
InventorsShuai Tan, Jian Liu, Zhengjun Zhou
Life of this patent
Estimating the term…
Abstract
Techniques for exchanging data between a storage device and a device without having data buffered in a memory of a computing device are disclosed. According to one aspect of the techniques, a method for an external device accessing a storage device via a computing device comprises sending a request to a file system of the storage device for accessing the storage device, responding with an accessing address in the storage device, and accessing directly the storage device in accordance with the accessing address without going over an external bus of a CPU in the computing device.
Claims14
A method for an external device accessing a storage device via a computing device, the method comprising:
- sending a request to a file system of the storage device for accessing the storage device;
- responding with an accessing address in the storage device;
- and
- accessing directly the storage device in accordance with the accessing address without going over an external bus of a CPU in the computing device.
A method for an external device accessing a storage device via a computing device, the method comprising:
- sending, by an I/O controller, a request for accessing a storage device to a CPU in the computing device;
- providing an accessing address in the storage device to the I/O controller as a response of the request;
- forwarding the accessing address to a storage controller;
- and
- directly accessing the storage device according to the accessing address by the storage controller without having data going over a data bus in the computing device.
Dependencies are inferred from the claim text.