piix_check_450nx_errata(9)

🌸 NAME 🌸

piix_check_450nx_errata — from the Kernel API Manual, bestie — is literally the function that checks for a problem 450NX setup. 💅

✨ SYNOPSIS ✨

int piix_check_450nx_errata (struct pci_dev *ata_dev );

🫶 ARGUMENTS 🫶

• ata_dev — the PCI device to check. That’s the whole vibe. 🔍

💖 DESCRIPTION 💖

Okay so this one checks for the present of 450NX errata #19 and errata #25. If they are found, it returns an error code so we can turn off DMA. No cap. 😭

👀 SEE ALSO 👀

• Kernel file ./drivers/ata/ata_piix.c
• ich_pata_cable_detect(9)
• piix_pata_prereset(9)
• piix_set_piomode(9)
• do_pata_set_dmamode(9)
• piix_set_dmamode(9)
• ich_set_dmamode(9)
• piix_init_one(9)

mwah 💋 — source/version: ./drivers/ata; date: October 2026. That’s the whole manual, bestie. Go slay. ✨