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:
Mar. 25, 2025
Filed:
Jan. 29, 2020
Applicant:
Arm Limited, Cambridge, GB;
Inventors:
Simon John Craske, Cambridge, GB;
Jacob Eapen, Cambridge, GB;
Assignee:
Arm Limited, Cambridge, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 12/10 (2016.01); G06F 12/14 (2006.01);
U.S. Cl.
CPC ...
G06F 12/10 (2013.01); G06F 12/1416 (2013.01); G06F 2212/1052 (2013.01);
Abstract
There is provided an apparatus comprising input circuitry that receives requests comprising input addresses in an input domain. Output circuitry provides output addresses. The output addresses comprise secure physical addresses to secure storage circuitry and non-secure physical addresses to non-secure storage circuitry. Lookup circuitry stores a plurality of mappings comprising at least one mapping between the input addresses and the secure physical addresses, and at least one mapping between the input addresses and the non-secure physical addresses.