发明名称 |
SYSTEM FOR ENABLING MULTIPLE EXECUTION ENVIRONMENTS TO SHARE A SINGLE DATA PROCESS |
摘要 |
According to the present invention, there is provided a data processing system comprising: a dedicated physical device for access by a single client only; a shared physical device for shared access by multiple clients; a partition of a first type associated with the dedicated physical device, the first type partition comprising said single client and a first device driver for accessing the dedicated physical device; a partition of a second type associated with the shared physical device, the second type partition comprising a second device driver for accessing the shared physical device, and a back end driver for accessing the second device driver; and multiple partitions of the third type each comprising a respective one of said multiple clients and a front end driver for accessing the shared physical device via the second type partition. There is also provided a method of operating the data processing system comprising: executing a user application in the standard domain; and executing in the trusted domain, one or more predetermined operations, services and/or functions relating to the user application. |
申请公布号 |
WO2008077628(A2) |
申请公布日期 |
2008.07.03 |
申请号 |
WO2007EP11383 |
申请日期 |
2007.12.21 |
申请人 |
VIRTUALLOGIX SA;MAIGNE, GILLES;GROUZDEV, VLADIMIR;GIEN, MICHEL;JACQUEMOT, CHRISTIAN |
发明人 |
MAIGNE, GILLES;GROUZDEV, VLADIMIR;GIEN, MICHEL;JACQUEMOT, CHRISTIAN |
分类号 |
G06F9/455 |
主分类号 |
G06F9/455 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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