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公开(公告)号:US07650440B2
公开(公告)日:2010-01-19
申请号:US11736348
申请日:2007-04-17
发明人: Steven Dawson , Willem Smit , Brian Boles
IPC分类号: G06F13/28
CPC分类号: G06F13/28
摘要: A method of performing a direct memory access has the steps of selecting a peripheral device for performing a direct memory access through a direct memory access controller; providing a partial address by the peripheral device to the direct memory access controller; and forming the source or destination address by combining the partial address with selected bits from a source register within the direct memory access controller.
摘要翻译: 执行直接存储器访问的方法具有选择用于通过直接存储器访问控制器执行直接存储器访问的外围设备的步骤; 通过所述外围设备向所述直接存储器访问控制器提供部分地址; 以及通过将部分地址与来自直接存储器访问控制器内的源寄存器的选定位组合来形成源或目的地地址。