Date: Mon, 06 Feb 2006 10:40:45 -0800 From: Skye Poier <skye@f4.ca> To: freebsd-questions@freebsd.org Subject: Re: ICH7 + RAID = AHCI trouble Message-ID: <43E7982D.2010208@f4.ca> In-Reply-To: <20060206112422.C887@hades.admin.frm2> References: <20060206112422.C887@hades.admin.frm2>
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Do you have
device ataraid
in your kernel config? I have embedded LSI RAID in an Intel server and
it's supported by that driver.
Skye
Joerg Pulz wrote:
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> Hi,
>
> i recently bought a new server with an Intel ICH7 chipset and embedded
> LSI Raid.
> I set the SATA mode in the BIOS to RAID. After that, i was able to
> configure a RAID1 array using the Controllers BIOS.
> Unfortunately, FreeBSD isn't seeing any of the installed HDs.
> I tried to change the BIOS settings for SATA in the BIOS to all
> available methods (RIAD, AHCI, NATIVE) with no success.
> The only setting that makes FreeBSD able to see the HDs is COMPATIBLE,
> but i loose the PATA channel if i use it, which is definitely not what i
> want.
> I tried the above with 6.0-RELEASE and RELENG_6 from "Thu Feb 2
> 18:32:06 CET 2006".
> I took a closer look into the RELENG_6 ata(4) code and found the
> following line in ata-chipset.c :
>
> { ATA_I82801GB_R1, 0, AHCI, 0x00, ATA_SA300, "ICH7" }
>
> After i changed this line to :
>
> { ATA_I82801GB_R1, 0, 0, 0x00, ATA_SA300, "ICH7" }
>
> i was able to detect the two HDs AND the configured RAID1 array. I could
> use fdisk(8) and bsdlabel(8) to set up the disk and can finally use it.
> Unfortunately, i can only use two disk, as all other channels do NOT
> appaer in FreeBSD, i think this is related to my change in the source,
> as previously all channels where available, but without HDs.
> I would really like to use the other channels too.
> One problem could be the "RAID or AHCI enabled - detection code" in
> ata_chipset.c (rev 1.126.2.8 in RELENG_6) below line 1660, but i'm not
> sure.
>
> Is there any chance we can track this down to make it working in a
> general way, without the need to change the sources everytime i've
> cvsupped my source tree?
>
> I'm glad to help wherever i can to solve this issue.
>
> regards
> Joerg
>
> - -- The beginning is the most important part of the work.
> -Plato
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