From: Jeff Garzik <jgarzik@pobox.com>
To: Mark Lord <mlord@pobox.com>
Cc: Albert Lee <albertcc@tw.ibm.com>,
Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>,
Doug Maxey <dwm@maxeymade.com>,
IDE Linux <linux-ide@vger.kernel.org>
Subject: Re: [PATCH libata-dev-2.6] Issue INITIALIZE DEVICE PARAMETERS for CHS only devices
Date: Wed, 23 Feb 2005 22:15:05 -0500 [thread overview]
Message-ID: <421D46B9.5060602@pobox.com> (raw)
In-Reply-To: <421D458E.4070909@pobox.com>
Mark Lord wrote:
> Albert Lee wrote:
>
>>
>> If the device supports LBA, then IDP is not issued in my patch. Is
>> this OK?
>
>
> It has been about a decade, but my memory vaguely suggests
> that I tried that once before, and some LBA-capable drives
> still required the IDP before they would function normally.
>
> I think anything ATA-4 or later was fine, though.
So a safe rule would be
if (ATA < 4)
issue init-dev-params
if (lba)
...current code...
else /* CHS */
...current code...
?
Jeff
next prev parent reply other threads:[~2005-02-24 3:15 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-02-06 6:02 [PATCH libata-dev-2.6 1/3] Add CHS support Albert Lee
2005-02-06 6:26 ` Jeff Garzik
2005-02-06 14:41 ` Mark Lord
2005-02-06 15:00 ` Jeff Garzik
2005-02-06 22:02 ` Mark Lord
2005-02-14 11:09 ` Albert Lee
2005-02-14 11:17 ` Albert Lee
2005-02-14 11:23 ` Albert Lee
2005-02-18 23:40 ` Jeff Garzik
2005-02-22 3:35 ` Albert Lee
2005-02-23 11:25 ` [PATCH libata-dev-2.6] Issue INITIALIZE DEVICE PARAMETERS for CHS only devices Albert Lee
2005-02-23 14:48 ` Mark Lord
2005-02-24 2:36 ` Albert Lee
2005-02-24 2:53 ` Jeff Garzik
2005-02-24 5:29 ` Albert Lee
2005-02-24 5:35 ` Jeff Garzik
2005-02-24 6:41 ` Albert Lee
2005-02-24 6:48 ` Jeff Garzik
2005-02-24 7:01 ` Albert Lee
2005-02-24 7:48 ` Jeff Garzik
2005-02-25 5:01 ` Albert Lee
2005-02-25 5:22 ` Albert Lee
2005-02-25 5:40 ` Jeff Garzik
2005-02-24 3:10 ` Mark Lord
2005-02-24 3:15 ` Jeff Garzik [this message]
2005-02-24 3:35 ` Mark Lord
2005-02-23 16:50 ` Bartlomiej Zolnierkiewicz
2005-02-24 3:05 ` Albert Lee
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