Validating a type of a peripheral device
US9547765B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Nov 27, 2015 |
| Grant date | Jan 17, 2017 |
| Priority date | — |
| Expiry date | Nov 27, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2221/034
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A plurality of virtual domains are isolated from one another by a virtual machine monitor (VMM), the plurality of virtual domains including a first guest domain and a privileged domain. Peripheral related instructions are isolated from the first guest domain. The privileged domain is to cause execution of the peripheral related instructions, where the peripheral related instructions upon execution validate a type of the peripheral device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.