rio_set_device_id(9)

📦 version 7.3.1, in nixpkgs unstable

💅 rio_set_device_id(9) — like, the Kernel API Manual page you didn't know you needed

okay bestie, buckle up 🎀 this is rio_set_device_id, straight out of the Kernel API Manual, and it's honestly giving "tiny function, huge responsibilities" energy. it lives over in ./drivers/rapidio and it's about to set some device IDs, periodt.

✨ NAME ✨

rio_set_device_id — sets the base/extended device id for a device 🦋

🌸 SYNOPSIS 🌸

void rio_set_device_id (struct rio_mport *port , u16 destid , u8
hopcount , u16 did );

no cap, that's the whole signature. it returns void, so like… nothing comes back. it just does the thing 💅

🎀 ARGUMENTS 🎀

  • port — the RIO master port, aka the main character of this whole operation 👑
  • destid — destination ID of the device, iykyk 📍
  • hopcount — the hopcount to the device, so it knows how far away the vibe is 🦋
  • did — the device ID value that's getting written, that's the whole point babes ✨

💖 DESCRIPTION 💖

Writes the base/extended device id from a device.

that's it. that's the description. short, sweet, and literally does exactly what it says on the tin, no notes 💀✨

🔥 SEE ALSO 🔥

the Kernel file ./drivers/rapidio/rio-scan.c — go read it, it's where all the lore lives 🧚

like, that's a whole friend group of functions and they're all interconnected, obsessed honestly 🫶

ok that's the whole page! ngl it's a short one but it ate 💅 go set those device ids bestie, slay.

mwah 💋 that's a wrap! this gem came out of the Kernel API Manual, lives in the ./drivers/rapidio directory, and is dated October 2026 — page name's rio_set_device_id(9), in case you forgot already 🙈 see you in the next manpage, love u byeee 🌈✨

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