AHCISATA(4)

AHCISATA(4) | Device Drivers Manual | AHCISATA(4)

# NAME

`ahcisata` —
AHCI 1.0 and 1.1 compliant SATA controllers driver

# SYNOPSIS

`ahcisata* at pci? dev ? function ? flags 0x0000`

# DESCRIPTION

The `ahcisata` driver supports SATA controllers compliant with the Serial ATA Advanced Host Controller Interface Revision 1.0 or 1.1 specification, and provides the interface to the hardware for the ata(4) driver.

The `ahcisata` driver will only attach if the controller has been put in AHCI mode by the BIOS; if the controller is in pciide-compatible mode, it will be handled by the appropriate driver (piixide(4) for Intel AHCI controllers).

# SEE ALSO

ata(4), atapi(4), intro(4), pci(4), pciide(4), wd(4), wdc(4)

Intel Corporation, Serial ATA Advanced Host Controller Interface (AHCI), Revision 1.3, http://download.intel.com/technology/serialata/pdf/rev1_3.pdf, June 26, 2008.

# HISTORY

NCQ support was added in NetBSD on October 7, 2017 by Jaromir Dolecek <jdolecek@NetBSD.org>.

October 7, 2017 | NetBSD 10.0