System, apparatus and method for dynamic update to code stored in a read-only memory (ROM)
US10990384B2 · kind B2 · utility
0Cited by
13References
18Claims
0Family size
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Key dates
| Filing date | Sep 27, 2018 |
| Grant date | Apr 27, 2021 |
| Priority date | — |
| Expiry date | Sep 27, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F9/328
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
In one embodiment, an apparatus includes: a control circuit to enable a comparison circuit based on a dynamic update to a hook table and a patch table; and the comparison circuit coupled to the control circuit to compare an address of a program counter to at least one address stored in the hook table, and in response to a match between the address of the program counter and the at least one address stored in the hook table, cause a jump from code stored in a read only memory to patch code stored in a patch storage. Other embodiments are described and claimed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.