ata_dev_devchk
Name
ata_dev_devchk -- PATA device presence detection
Synopsis
unsigned int ata_dev_devchk (struct ata_port * ap, unsigned int device);
Arguments
ap ATA channel to examine
device Device to examine (starting at zero)
Description
Dispatch ATA device presence detection, depending
on whether we are using PIO or MMIO to talk to the
ATA shadow registers.