Yes,they all belong to AHCI controllers, 4 of them use ahci class code and others use RAID class code.

------------------				 
Peer Chen
2007-09-25

-------------------------------------------------------------
发件人：Sergei Shtylyov
发送日期：2007-09-24 20:53:44
收件人：Peer Chen
抄送：Alan Cox; linux-kernel; linux-ide; akpm; jeff
主题：Re: [PATCH] ahci: Add MCP79 support to AHCI driver

Hello.

Peer Chen wrote:

> Code change, remove some Device IDs.

> Signed-off-by: Peer Chen <peerchen@gmail.com>
> ---
> --- linux-2.6.23-rc7/drivers/ata/ahci.c.orig	2007-09-20 11:01:55.000000000 -0400
> +++ linux-2.6.23-rc7/drivers/ata/ahci.c	2007-09-24 10:08:03.000000000 -0400
> @@ -472,6 +472,14 @@ static const struct pci_device_id ahci_p
>  	{ PCI_VDEVICE(NVIDIA, 0x0ad9), board_ahci },		/* MCP77 */
>  	{ PCI_VDEVICE(NVIDIA, 0x0ada), board_ahci },		/* MCP77 */
>  	{ PCI_VDEVICE(NVIDIA, 0x0adb), board_ahci },		/* MCP77 */
> +	{ PCI_VDEVICE(NVIDIA, 0x0ab8), board_ahci },		/* MCP79 */
> +	{ PCI_VDEVICE(NVIDIA, 0x0ab9), board_ahci },		/* MCP79 */
> +	{ PCI_VDEVICE(NVIDIA, 0x0aba), board_ahci },		/* MCP79 */
> +	{ PCI_VDEVICE(NVIDIA, 0x0abb), board_ahci },		/* MCP79 */
> +	{ PCI_VDEVICE(NVIDIA, 0x0abc), board_ahci },		/* MCP79 */
> +	{ PCI_VDEVICE(NVIDIA, 0x0abd), board_ahci },		/* MCP79 */
> +	{ PCI_VDEVICE(NVIDIA, 0x0abe), board_ahci },		/* MCP79 */
> +	{ PCI_VDEVICE(NVIDIA, 0x0abf), board_ahci },		/* MCP79 */

    I wonder whether all of those 8 IDs belong to AHCI controllers...

MBR, Sergei