AXPPMIC(4)

💅 AXPPMIC(4) — the kernel interfaces manual, bestie edition 🎀

okay so this is axppmic(4), page four of the Kernel Interfaces Manual, and it's lowkey about the little chip that keeps your board alive. let's get into it ✨

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🌸 NAME 🌸

axppmic — the X-Powers AXP Power Management IC, aka the ✨main character✨ of power management on your board 🫶

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🦋 SYNOPSIS 🦋

axppmic* at iic?
axppmic* at rsb?

like, it can attach itself to either an iic? bus or an rsb? bus. flexible queen behavior, we love to see it 💅

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💖 DESCRIPTION 💖

the axppmic driver is the moment where your kernel gets support for the X-Powers AXP Power Management ICs 😌🔥

depending on the model — not all of them, it's giving "varies by vibe" — these devices come with:

• temperature sensors 🌡️
• voltage sensors ⚡
• current sensors 🔌
• power indicators 👑

and here's the slay: sensor values are made available through the sysctl(8) interface ✨ so you can actually go look at them, no cap.

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🧚 SEE ALSO 🧚

• iic(4)
• intro(4)
• sxirsb(4)
• sensorsd(8)
• sysctl(8)

go read those too bestie, they're all linked in the same universe 💜

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🎀 HISTORY 🎀

the axppmic device driver first appeared in OpenBSD 6.3 — a whole era, honestly 🌈⭐

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👑 AUTHORS 👑

the axppmic driver was written by Mark Kettenis <kettenis@openbsd.org> — iconic behavior, thank you for your service 🫶💖

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and that's the whole page fr fr — every flag, every path, every sensor, every reference, all present and accounted for 💯

Deiban, June 20, 2020 — that's the source/version and date, mwah 💋 bye bestie!

hmm wait — obvi the original says Debian so let me not do the typo thing 🙈 — Debian, June 20, 2020, that's the footer vibe, love that for us 🎀💜