piix_pata_cbl_detect9
Probe host controller cable detect info
Usage
void piix_pata_cbl_detect(struct ata_port * ap);
Arguments
ap
Port for which cable detect info is desired
Overview
Read 80c cable indicator from ATA PCI device's PCI config register. This register is normally set by firmware (BIOS).
Locking
None (inherited from caller).