Electronic control device, region allocation method, and storage medium

• Main Authors: KAWAMOTO NORIHIDE, TAKAHASHI TOMOHIRO, ITANI KENJI
• Format: Patent
• Language: Chinese; English
• Published: 05.01.2024
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; PERFORMING OPERATIONS; PHYSICS; TRANSPORTING; VEHICLES IN GENERAL; VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISEPROVIDED FOR

An electronic control device (1) in which a memory is shared by a plurality of applications is provided with: a region assurance request reception unit (2a) that receives a region assurance request from a region assurance request application; a region determination unit (2b) that, if a region assurance request from the region assurance request application is received, determines whether or not the capacity of an unallocated region of the memory exceeds a request capacity specified by the region assurance request; a region release unit (2c) that releases, as a release region, at least a portion of an unused region among the allocation regions allocated to the region-allocated application, if the capacity of the unallocated region of the memory does not exceed the requested capacity; and a region allocation unit (2d) that allocates the total capacity of at least a part of the capacity of the unallocated region and the capacity of the released region as the allocation region corresponding to the region assurance