Bus protocol reference for OpenCores-era reusable IP.
opencoresAuto indexedpublic-domain-like per OpenCores WISHBONE page
Manual review is required.
/cores
Core comparison
Comparison helps you see quickly which core carries less license, review, and integration risk.
Decision matrix
How to read the matrixStart with review status, license clarity, and warnings. If records are close, then look at tests, board evidence, and toolchain fit.2/4OpenTitan IP blocks
M1-M3 candidateHigh-quality IP block library with docs and verification culture.
githubAuto indexedApache-2.0
Manual review is required.
| Signal | OpenCores Wishbone | OpenTitan IP blocks |
|---|---|---|
| Category / source | bus/Wishbone opencores | security/root-of-trust/IP blocks github |
| Review / maturity | Auto indexed M6 | Auto indexed M1-M3 candidate |
| License | public-domain-like per OpenCores WISHBONE pageManual review required | Apache-2.0Manual review required |
| Evidence / boards | EvidencePublic evidence links attached to this record.BoardsBoard-linked compatibility records, not portability guarantees. | EvidencePublic evidence links attached to this record.BoardsBoard-linked compatibility records, not portability guarantees. |
| Board status | unknown | unknown |
| Tests / CI / formal | Tests: NoCI: NoFormal: No | Tests: YesCI: NoFormal: No |
| Docs / FuseSoC / board demo | Docs: YesFuseSoC: NoBoard demo: No | Docs: NoFuseSoC: NoBoard demo: No |
| Signals | QualityQualityUsefulnessUsefulnessIntegrationIntegrationVerificationVerification | QualityQualityUsefulnessUsefulnessIntegrationIntegrationVerificationVerification |
| Interfaces / buses | unknownWishbone | unknownunknown |
| Toolchains | unknown | Verilator |
| Warnings |
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