Date: Mon, 18 Aug 2008 09:16:03 -0700 From: Jeremy Chadwick <koitsu@FreeBSD.org> To: Josh Carroll <josh.carroll@gmail.com> Cc: FreeBSD Stable <freebsd-stable@freebsd.org> Subject: Re: ICH9 Controller on Asus P5K-E showing up as "Intel AHCI controller" Message-ID: <20080818161603.GA99293@eos.sc1.parodius.com> In-Reply-To: <8cb6106e0808180847s571d04cbr95c07e196c602742@mail.gmail.com> References: <8cb6106e0808180847s571d04cbr95c07e196c602742@mail.gmail.com>
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On Mon, Aug 18, 2008 at 11:47:25AM -0400, Josh Carroll wrote: > It's not really a problem, as the device and the SATA hard drives and > DVD+RW attached to the bus operate properly, but I'm wondering why the > ICH9 controller (in AHCI mode) on the Asus P5K-E motherboard shows up > as: > > atapci1: <Intel AHCI controller> port > 0xac00-0xac07,0xa880-0xa883,0xa800-0xa807,0xa480-0xa483,0xa400-0xa41f > mem 0xfbffe800-0xfbffefff irq 22 at device 31.2 on pci0 Because your motherboard allows for the enabling of AHCI on the ICH9. This is often a BIOS feature you can turn on/off. > Just wondering why it is not properly detecting this as ICH9. Again, > just something cosmetic that I'm curious about. I'm going to double > check the BIOS settings now, but I am confident I have them set as > AHCI in the BIOS. I suppose this could be a BIOS bug of some sort. I > can also try upgrading to the latest BIOS. I don't believe it's a bug. FreeBSD has a form of "generic AHCI" support, where for systems which indicate AHCI is available but has no direct AHCI chipset driver, will fall back to using a generic AHCI implementation that should work with most all AHCI implementations. I would say what you're seeing is good. AHCI == good. -- | Jeremy Chadwick jdc at parodius.com | | Parodius Networking http://www.parodius.com/ | | UNIX Systems Administrator Mountain View, CA, USA | | Making life hard for others since 1977. PGP: 4BD6C0CB |
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