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PIIX_CHECK_450NX_ERR(9) ata_piix Internals PIIX_CHECK_450NX_ERR(9)

NAME

piix_check_450nx_errata - Check for problem 450NX setup

SYNOPSIS

int piix_check_450nx_errata(struct pci_dev * ata_dev);

ARGUMENTS

ata_dev
the PCI device to check

DESCRIPTION

Check for the present of 450NX errata #19 and errata #25. If they are found return an error code so we can turn off DMA

AUTHOR

Jeff Garzik
Author.

COPYRIGHT

January 2017 Kernel Hackers Manual 4.8.