Provided by:
linux-doc-2.6.15_2.6.15-23.39_all 
NAME
ata_std_dev_select - Select device 0/1 on ATA bus
SYNOPSIS
void ata_std_dev_select (struct ata_port * ap, unsigned int device);
ARGUMENTS
ap ATA channel to manipulate
device ATA device (numbered from zero) to select
DESCRIPTION
Use the method defined in the ATA specification to make either device
0, or device 1, active on the ATA channel. Works with both PIO and
MMIO.
May be used as the dev_select entry in ata_port_operations.
LOCKING
caller.
AUTHOR
Jeff Garzik.