peci_temp_read(9)

💖 peci_temp_read(9) — kernel API manual, bestie edition 💖

okay so we're diving into the PECI corner of the kernel, and this page is literally about reading the max die temp off a PECI target device 🌡️✨ it's giving thermals, it's giving "how hot is this chip actually" — let's go 💅

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🌸 NAME 🌸

peci_temp_read — read the maximum die temperature from a PECI target device 🫶

✨ SYNOPSIS ✨

int peci_temp_read (struct peci_device *device , s16 *temp_raw );

🎀 ARGUMENTS 🎀

• device — the PECI device that the request is going to be sent to 📨 like, this is your target, your main character, the one we're asking about
• temp_raw — where to store the read temperature 🍓 this is the lil output spot, the container, the place the answer lands

💜 DESCRIPTION 💜

It uses the GetTemp PECI command. periodt. that's the whole vibe check — GetTemp is the PECI command doing the work here 🔥

⭐ RETURN ⭐

0 if it succeeded 🎉 — anything else means errors, and ngl that's a "guess we're debugging" moment 😭

🦋 SEE ALSO 🦋

• Kernel file ./drivers/peci/cpu.c
• peci_pcs_read(9)
• peci_pci_local_read(9)
• peci_ep_pci_local_read(9)
• peci_mmio_read(9)

go read those too bestie, they're all in the same friend group iykyk 👑

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💀 no cap: 0 means slayed, any other value means error — don't ignore your return codes, they're telling you something 🙈

okay that's the whole page, you ate that 🎀💖 this one lives in ./drivers/peci, and the little vibe stamp at the bottom of the original says October 2026 — iconic date, iconic directory, see you in the next manpage bestie 🌈✨🫶