摘要 |
<p>An extended memory address control system includes a disk address designation unit (20) for managing the extended nemory (7) as a virtual disk, a disk address conversion unit (23) for converting a virtual disk address designated by the disk address designation unit (20) to a first physical address of the extended memory (7), a memory address designation unit (21) for managing the extended memory (7) as a continuous memory space, a memory address conversion unit (24) for converting a memory address designated by the memory address designation unit (21) to a second physical address of the extended memory (7), a type discrimination unit (22) for discriminating whether the extended memory (7) is managed as a virtual disk or a continuous memory space, and an access control unit for accessing the extended memory (7) using one of the first and second physical addresses in accordance with a content indicated by the type discrimination unit (22).</p> |