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Date:      Sat, 5 Jun 2010 15:22:11 +1000
From:      Peter Jeremy <peterjeremy@acm.org>
To:        fbsdmail@dnswatch.com
Cc:        freebsd-amd64@freebsd.org
Subject:   Re: why does UATA/133 == UATA/100 on amd64?
Message-ID:  <20100605052211.GC55626@server.vk2pj.dyndns.org>
In-Reply-To: <83a931b7eb25b24c7bcc6396724d9c39.dnswclient@www.dnswatch.com>
References:  <83a931b7eb25b24c7bcc6396724d9c39.dnswclient@www.dnswatch.com>

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On 2010-Jun-04 16:36:08 -0700, fbsdmail@dnswatch.com wrote:
> After _finally_ making the correct decisions to install amd64 on an
>AMD64 system. I was able to make/build/install world && kernel, I see
>a difference in drive recognition.

Can you please do a verbose boot and post the resultant dmesg somewhere
(preferably with your USB DVD drive connected).

>kernel: ata3-master: pio=3DPIO4 wdma=3DWDMA2 udma=3DUDMA133 cable=3D40 wire
>kernel: ad6: 476940MB <Seagate ST3500630AS 3.AAK> at ata3-master SATA300

>kernel: ata3-master: pio=3DPIO4 wdma=3DWDMA2 udma=3DUDMA133 cable=3D40 wire
>kernel: ad6: setting UDMA100
>kernel: ad6: 476940MB <Seagate ST3500630AS 3.AAK> at ata3-master UDMA100
>SATA 3Gb/s

The 'UDMA' numbers are meaningless for SATA controllers/drives.

--=20
Peter Jeremy

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