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Sender: Alexander Motin <mavbsd@gmail.com>
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Date: Thu, 01 Apr 2010 13:51:42 +0300
From: Alexander Motin <mav@FreeBSD.org>
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To: Ali Mashtizadeh <mashtizadeh@gmail.com>
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Cc: freebsd-hackers@freebsd.org
Subject: Re: AHCI Driver on ICH7 (27c08086) Chipset
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Ali Mashtizadeh wrote:
> I have a new motherboard with an ICH7 chipset (G41) and the ata driver
> recognizes it as ATA_I82801GB_S1 (PCI ID 27c08086), but this card does
> not seem to work with the AHCI. Can anyone point me to why this is the
> case? I really need NCQ working for this machine.

Most of ICH7 chipsets (especially on cheap boards) do not support AHCI
mode. Only ICH7R and ICH7M do, if BIOS is so kind to enable it.

-- 
Alexander Motin