piix_sata_present_ma(9)
NAME
- piix_sata_present_mask - determine present mask for SATA
- host controller
SYNOPSIS
unsigned int piix_sata_present_mask(struct ata_port * ap);
ARGUMENTS
- ap
- Target port
DESCRIPTION
- Reads SATA PCI device's PCI config register Port Configu
- ration and Status (PCS) to determine port and device availabili
- ty.
LOCKING
None (inherited from caller).
RETURNS
determined present_mask
AUTHOR
- Jeff Garzik
- Author.