e1000e_coppe...nk_setup_m88(9)

📦 version 7.3.1, in nixpkgs unstable

okay so bestie, welcome to the Kernel API Manual, and today's main character is e1000e_copper_link_setup_m88(9). yes the title is long, yes it's giving "i fell asleep on my keyboard", but she is iconic and she has a job to do. let's get into it. ✨

🌸 NAME 🌸

e1000e_copper_link_setup_m88 — literally just: Setup m88 PHY's for copper link. short, sweet, to the point. she said "i do one thing and i do it well" 💅

🦋 SYNOPSIS 🦋

s32 e1000e_copper_link_setup_m88(struct e1000_hw *hw);

that's it. that's the whole vibe check. she takes one pointer and gives you back an s32. no cap. 🫶

🍓 ARGUMENTS 🍓

  • hw — pointer to the HW structure. that's the hardware struct, and yes she needs it, it's literally her whole personality. don't pass NULL, bestie, i'm begging 🙈

🧚 DESCRIPTION 🧚

so what does she actually DO? okay bestie, listen up:

she sets up MDI/MDI-X and polarity for m88 PHY's. and if necessary, she also sets the transmit clock and downshift values. that's the whole story. lowkey elegant, highkey essential. the way she handles crossover detection and polarity in one function? obsessed. 🔥

ngl this is one of those "if you know you know" kernel functions — small surface area, huge importance. iykyk. 💜

👑 SEE ALSO 👑

she does not work alone, she has a whole entourage. a squad. a friend group so big it needs its own section:

like i said. entourage. 💀 every single one of them, bestie. not a single name skipped. slay. 🌈

and that's the whole page! she's small, she's specific, she's e1000e_copper_link_setup_m88(9), and honestly? she ate. 💅

sign-off time 🎀 — this lil beauty lives in ./drivers/net/ethernet/intel/e... and the date on it is October 2026. bye bestie, go configure a copper link, ily 🫶✨

📦 where this page comes from