Method and apparatus for efficient command queuing within a...

Details Method and apparatus for efficient command queuing within a... Method and apparatus for efficient command queuing within a...

2005-07-12

2005-07-12

Gaffin, Jeffrey (Department: 2182)

Electrical computers and digital data processing systems: input/

Input/output data processing

Peripheral adapting

C710S033000

Reexamination Certificate

active

06917992

ABSTRACT:
A method is described that involves sending a second command over a Serial ATA interface to a device before the device is able to execute a first command that was previously sent to the Serial ATA interface. In a further embodiment of the first command is tagged with a first reference number. In an even further embodiment of the method the second command is tagged with a second reference number.

REFERENCES:
patent: 6567862 (2003-05-01), Saito
patent: 2003/0236952 (2003-12-01), Grieff et al.
http://www.seagate.com/support/disc/manuals/sata/sata_im.pdf, “Serial ATA: High Speed Seralized AT Attachment”, Revision 1.0, Aug. 29, 2001, Coversheet, Table of Contents and Table of Figures, 10 pages, Sections 4.1.12, 4.1.13, 4.1.14 and 4.1.15 (p. 15), Section 5.2.1 pp. 26-27, Section 5.2.3, pp. 29-32.
Intel, “Application Notes, : Serial ATA II Native Command Queuing Overview”, Apr. 2003, Section 2.0 to 2.1, pp. 6-7 with Coversheets , (4 pages).
Bill Colson, “ Serial ATA: AN Evolutionary Transition,”, Intel Developer UPDATEMagazine, Aug. 2000, pp. 1-6.
Jeffrey Ravencraft, Serial ATA: the Long-term Solution For Storage Connectivity, Intel UPDATEMagazine, Mar. 2001, pp. 1-5.
http://www.serialata.org, Michael Alexenko, “Maxtor Presentation, ATA for the Enterprise: The present and Future State of ATA”, Feb. 21, 2001, coversheet plus 15 pages.
http://www.serialata.org, “Maxtor Presentation, Serial ATA in Servers and Networked Storage” Mar. 2002, pp. 1-11.
Silicon Image, “Implementing Serial ATA Technology”, White Pages, Presented by WinHEC, Mar. 22, 2002, 8 pages.

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