MEMORY CONTROLLER, MEMORY DEVICE, DATA TRANSFER SYSTEM, DATA TRANSFER METHOD, AND COMPUTER PROGRAM PRODUCT

摘要

A memory controller that controls data transfer performed between a memory device and another memory device, the memory controller includes: an acquiring unit that acquires command information which contains first address information indicating a first memory area to be accessed during the data transfer; a determining unit that determines whether the first memory area belongs to a specific external address space which represents a specific address space in an external memory; and a converting unit that, when the first memory area belongs to the specific external address space, converts, based on conversion information indicating correspondence relationship between the specific external address space and a specific internal address space which represents a specific address space in the first memory device, the first address information into second address information indicating a second memory area belonging to the specific internal address space.

主权项

1. A memory controller that controls data transfer performed between a memory device and another memory device, the memory controller comprising:
an acquiring unit that acquires command information which contains first address information indicating a first memory area to be accessed during the data transfer; a determining unit that determines whether the first memory area belongs to a specific external address space which represents a specific address space in an external memory; and a converting unit that, when the first memory area belongs to the specific external address space, converts, based on conversion information indicating correspondence relationship between the specific external address space and a specific internal address space which represents a specific address space in the first memory device, the first address information into second address information indicating a second memory area belonging to the specific internal address space.