From: Tejun Heo <htejun@gmail.com>
To: Theo Baumgartner <tbaumgartner@swissonline.ch>
Cc: linux-ide@vger.kernel.org
Subject: Re: sata_sil24 not configuring drive right?
Date: Tue, 03 Jul 2007 15:38:12 +0900 [thread overview]
Message-ID: <4689EED4.6070507@gmail.com> (raw)
In-Reply-To: <200706190628.38377.tbaumgartner@swissonline.ch>
Theo Baumgartner wrote:
> Hello
>
> I've got a sil3124 card which doesn't seem to use the full speed of my drives.
>
> -------------------------------------------------------------------------------------------------------------------
> ata1: SATA max UDMA/100 cmd 0xe0850000 ctl 0x00000000 bmdma 0x00000000 irq 17
> ata2: SATA max UDMA/100 cmd 0xe0852000 ctl 0x00000000 bmdma 0x00000000 irq 17
> ata3: SATA max UDMA/100 cmd 0xe0854000 ctl 0x00000000 bmdma 0x00000000 irq 17
> ata4: SATA max UDMA/100 cmd 0xe0856000 ctl 0x00000000 bmdma 0x00000000 irq 17
> scsi0 : sata_sil24
> ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
> ata1.00: ATA-7: WDC WD3200YS-01PGB0, 21.00M21, max UDMA/133
> ata1.00: 625142448 sectors, multi 16: LBA48 NCQ (depth 1)
> ata1.00: configured for UDMA/100
> scsi1 : sata_sil24
> ata2: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
> ata2.00: ATA-7: WDC WD3200YS-01PGB0, 21.00M21, max UDMA/133
> ata2.00: 625142448 sectors, multi 16: LBA48 NCQ (depth 1)
> ata2.00: configured for UDMA/100
> scsi2 : sata_sil24
> ata3: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
> ata3.00: ATA-7: WDC WD3200YS-01PGB0, 21.00M21, max UDMA/133
> ata3.00: 625142448 sectors, multi 16: LBA48 NCQ (depth 1)
> ata3.00: configured for UDMA/100
> scsi3 : sata_sil24
> ata4: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
> ata4.00: ATA-7: WDC WD3200YS-01PGB0, 21.00M21, max UDMA/133
> ata4.00: 625142448 sectors, multi 16: LBA48 NCQ (depth 1)
> ata4.00: configured for UDMA/100
> -------------------------------------------------------------------------------------------------------------------
>
> Why does it tell "max UDMA/133" but then just uses UDMA/100?
That's the controller mask being applied. UDMA mode doesn't matter for
native SATA devices at all, so just ignore it.
> and what about the NCQ depth 1?
That's the harddrive reporting NCQ max depth of 1. Interesting. Care
to post the result of "hdparm -I /dev/sda"?
--
tejun
next prev parent reply other threads:[~2007-07-03 6:38 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-19 4:28 sata_sil24 not configuring drive right? Theo Baumgartner
2007-07-03 6:38 ` Tejun Heo [this message]
-- strict thread matches above, loose matches on Subject: below --
2008-02-20 19:16 Johann-Christoph Jacob
[not found] <47BB8346.4070400@fhtw-berlin.de>
[not found] ` <47BBA66C.7050900@gmail.com>
2008-02-20 19:19 ` Johann-Christoph Jacob
2008-02-21 1:23 ` Tejun Heo
2008-02-21 6:53 ` Tejun Heo
2008-02-21 12:26 ` Johann-Christoph Jacob
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4689EED4.6070507@gmail.com \
--to=htejun@gmail.com \
--cc=linux-ide@vger.kernel.org \
--cc=tbaumgartner@swissonline.ch \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.