发明名称 Extended memory address control system.
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>
申请公布号 EP0387871(A2) 申请公布日期 1990.09.19
申请号 EP19900104907 申请日期 1990.03.15
申请人 NEC CORPORATION 发明人 JIPPO, AKIRA
分类号 G06F12/00;G06F12/10;G06F3/06;G06F3/08;G06F12/06;G06F12/08 主分类号 G06F12/00
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