selftest_nvram(9)

💅 selftest_nvram — the kernel API manual, bestie edition ✨

okay so real talk: this is selftest_nvram(9), from the Kernel API Manual, and it does exactly one iconic thing — it runs the nvram test. that's the whole vibe. no cap.

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✨ NAME ✨

selftest_nvram — perform nvram test. literally it. she tests the nvram, she slays, she leaves. 🎀

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🦋 SYNOPSIS 🦋

int selftest_nvram (struct qed_dev *cdev );

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🌸 ARGUMENTS 🌸

• cdev — the Qed dev pointer. that's your girl right there, the one you're handing over so she can do her little nvram test. 🫶

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👑 RETURN 👑

• 0 on success 💖
• error otherwise 😭

like, that's it. zero means we ate. anything else means something went sideways.

ngl bestie, there's no in-between here — it's 0 or it's an error, pick your fighter.

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🌈 SEE ALSO 🌈

the whole friend group shows up for this one, iykyk:

• kernel file ./include/linux/qed/qed_if.h — that's the source of truth, go look at her 👀
• selftest_interrupt(9)
• selftest_memory(9)
• selftest_register(9)
• selftest_clock(9)
• can_link_change(9)
• set_link(9)
• get_link(9)
• drain(9)
• update_msglvl(9)
• nvm_flash(9)
• nvm_get_image(9)
• set_coalesce(9)
• set_led(9)
• attn_clr_enable(9)
• db_recovery_add(9)
• db_recovery_del(9)
• recovery_process(9)
• recovery_prolog(9)
• update_drv_state(9)
• update_mac(9)
• update_mtu(9)
• update_wol(9)
• read_module_eeprom(9)
• get_affin_hwfn_idx(9)
• read_nvm_cfg(9)
• read_nvm_cfg_len(9)
• set_grc_config(9)
• qed_sb_ack(9)

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and that's the whole page, periodt. 💅

🧚 sign-off time: this one lives in ./include/linux/qed, and it's dated October 2026. go off, bestie 💜