The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 15, 2007
Filed:
Dec. 11, 2003
Peter Joseph Levangia, Kingston, NY (US);
Louis Gabriel Rodriguez, Austin, TX (US);
Steven Vongvibool, Austin, TX (US);
Peter Adam Wendling, Poughkeepsie, NY (US);
Peter Joseph LeVangia, Kingston, NY (US);
Louis Gabriel Rodriguez, Austin, TX (US);
Steven Vongvibool, Austin, TX (US);
Peter Adam Wendling, Poughkeepsie, NY (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
A method, system, and computer program product are disclosed for diagnosing and recovering from I/O subsystem errors. A data processing system includes a computer which includes a power subsystem and at least one I/O subsystem. A determination is made that an error occurred in the I/O subsystem. Registers in integrated circuits included within the I/O subsystem are accessed utilizing the power subsystem in order to diagnose the error while the I/O subsystem is in an error state.