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:
Jun. 08, 2021
Filed:
Mar. 15, 2018
Imagination Technologies Limited, Kings Langley, GB;
Martin John Robinson, Leighton Buzzard, GB;
Mark Landers, Hartwell, GB;
Imagination Technologies Limited, Kings Langley, GB;
Abstract
A coherency manager for receiving snoop requests addressed in a physical address space, the snoop requests relating to a cache memory addressable using a virtual address space, the cache memory having a plurality of coherent cachelines, the coherency manager comprising: a reverse translation module configured to maintain a mapping from physical addresses to virtual addresses for each coherent cacheline held in the cache memory; and a snoop processor configured to: receive a snoop request relating to a physical address; in response to the received snoop request, determine whether the physical address is mapped to a virtual address in the reverse translation module; and process the snoop request in dependence on that determination.