Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Kovuri Sridhar0
Narasimhan Venkatesh0
Date of Patent
February 2, 2010
0Patent Application Number
120248040
Date Filed
February 1, 2008
0Patent Primary Examiner
Patent abstract
An interrupt controller for a dual thread processor has for a first thread, an interrupt request register accessible to the second thread, an interrupt count accessible to the second thread, and an interrupt acknowledge accessible to the first thread. Additionally, the interrupt controller has, for a second thread, an interrupt request register accessible to the first thread, an interrupt count accessible to the first thread, and an interrupt acknowledge accessible to the second thread. Each interrupt controller separately has a counter for each request which increments upon assertion of a request and decrements upon assertion of an acknowledgement.
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