Hubris is a part of booting on our systems in that it executes on both our root ... | Hacker News

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		bcantrill on March 20, 2023 \| parent \| context \| favorite \| on: Ask HN: Where can I find a primer on how computers... Hubris is a part of booting on our systems in that it executes on both our root of trust and on our service processor -- but both of these execute long before the host CPU. To understand how we boot our host CPU (AMD Milan) on an Oxide compute sled, see my OSFC 2022 talk[0][1], as well as the episode of our Oxide and Friends podcast on holistic boot.[2] [0] https://speakerdeck.com/bcantrill/i-have-come-to-bury-the-bi... [1] https://www.osfc.io/2022/talks/i-have-come-to-bury-the-bios-... [2] https://share.transistor.fm/s/24beb248

vsupalov on March 21, 2023 [–]

Thanks a lot for sharing! I ended up watching the referenced "It's Time for Operating Systems to Rediscover Hardware" talk as well. Fascinating stuff.

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