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:
Apr. 21, 2020
Filed:
Jan. 18, 2018
Cavium, Inc., San Jose, CA (US);
Dharma Konda, Aliso Viejo, CA (US);
Ben Hui, Irvine, CA (US);
Cavium, LLC, Santa Clara, CA (US);
Abstract
Methods and systems for generating interrupts are provided. One method includes maintaining an in-pointer array by a response direct memory access (DMA) module of an adapter indicating that a message has been posted at a host memory of a host system coupled to the adapter for sending and receiving data using a network; updating an out-pointer array at the response DMA module by a host system processor, after the host system processor reads the message posted at the host memory; receiving event information by a hardware based, interrupt module of the response DMA module, the interrupt module using the event information and information stored at an interrupt array to determine that an interrupt is to be generated for the host processor; and generating the interrupt for the host processor by the interrupt module, without using an adapter processor.