发明申请
- 专利标题: Association of host translations that are associated to an access control level on a PCI bridge that supports virtualization
- 专利标题(中): 与支持虚拟化的PCI桥接器上的访问控制级别关联的主机翻译关联
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申请号: US11066931申请日: 2005-02-25
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公开(公告)号: US20060195675A1公开(公告)日: 2006-08-31
- 发明人: Richard Arndt , Patrick Buckland , Harvey Kiel , Renato Recio , Jaya Srikrishnan
- 申请人: Richard Arndt , Patrick Buckland , Harvey Kiel , Renato Recio , Jaya Srikrishnan
- 申请人地址: US NY Armonk
- 专利权人: International Business Machines Corporation
- 当前专利权人: International Business Machines Corporation
- 当前专利权人地址: US NY Armonk
- 主分类号: G06F9/34
- IPC分类号: G06F9/34
摘要:
A method, computer program product, and distributed data processing system that allows a system image within a multiple system image virtual server to directly expose a portion, or all, of its associated system memory to a shared PCI adapter without having to go through a trusted component, such as a Hypervisor. Specifically, the present invention is directed to a mechanism for sharing conventional PCI I/O adapters, PCI-X I/O Adapters, PCI-Express I/O Adapters, and, in general, any I/O adapter that uses a memory mapped I/O interface for communications.
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