piix_pcs_probe

Name

piix_pcs_probe --  Probe SATA port configuration and status register

Synopsis

void piix_pcs_probe (struct ata_port * ap, unsigned int * have_port, unsigned int * have_device);

Arguments

ap

Port to probe

have_port

(output) Non-zero if SATA port is enabled

have_device

(output) Non-zero if SATA phy indicates device present

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).