From owner-freebsd-current@FreeBSD.ORG  Thu May 20 10:35:45 2004
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Date: Thu, 20 May 2004 10:35:45 -0700 (PDT)
From: Doug White <dwhite@gumbysoft.com>
To: Forrest Aldrich <forrie@forrie.com>
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cc: freebsd-current@freebsd.org
Subject: Re: dmesg for ATA devices (SATA)
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On Sat, 15 May 2004, Forrest Aldrich wrote:

> I adjusted my BIOS (SOYO Dragon Platinum) to enable only the Primary IDE
> + SATA and now I can see all drives on FreeBSD-5-CURRENT.  However, the
> dmesg output looks a little weird:
>
> ad2: 76319MB <ST380013AS> [155061/16/63] at ata1-master SATA150
> ad3: 76319MB <ST380013AS> [155061/16/63] at ata1-slave SATA150
> ad4: 76319MB <ST380013AS> [155061/16/63] at ata2-master SATA150
> ad6: 76319MB <ST380013AS> [155061/16/63] at ata3-master SATA150

Seems right to me:

ad2 and ad3 are on the chipset ATA controller and are being run through a
parallel-serial converter.

ad4 and ad6 are native sata ports.

A full dmesg or 'atacontrol list' would tell you for sure.

-- 
Doug White                    |  FreeBSD: The Power to Serve
dwhite@gumbysoft.com          |  www.FreeBSD.org