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 Configuration and Status (PCS) to determine port and device availability.

LOCKING

None (inherited from caller).

RETURNS

determined present_mask