Controlling accesses to isolated memory using a memory controller for isolated execution
US6795905B1 · kind B1 · utility
35Cited by
62References
40Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 29, 2000 |
| Grant date | Sep 21, 2004 |
| Priority date | — |
| Expiry date | Dec 10, 2021 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2221/2145
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An access transaction generated by a processor is configured using a configuration storage containing a configuration setting. The processor has a normal execution mode and an isolated execution mode. The access transaction has access information. Access to the configuration storage is controlled. An access grant signal is generated using the configuration setting and the access information. The access grant signal indicates if the access transaction is valid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.