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A disappearing Service Processor (2025)
- Animats 5mo agoShort version: "It turned out our chosen base address for the FMC (FPGA Mezzanine Card) bus had a default memory type of Normal Cached." They accidentally put an external non-memory device behind the cache. That's never going to work right, but might work some of the time.
- throwawaypath 5mo agoAn amateur embedded systems mistake in my opinion.
- als0 5mo agoFor the uninitiated, Service Processor (SP) is just another kind of Baseboard Management Controller.
- wmf 5mo agoBryan's going to have an aneurysm.
- bcantrill 5mo agoI have died.
- hbogert 5mo agowell you couldn't have known since the link to the SP is dead in the article, but saying it's a bmc is a bit of a stretch [1]: https://docs.oxide.computer/guides/architecture/rack-components#_service_processors https://docs.oxide.computer/guides/architecture/rack-compone...
- indigodaddy 5mo agoHarkens me back to Sun/Sparc hardware and Solaris.