From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Ondrej Zary <linux@rainbow-software.org>
Cc: Alan Cox <alan@redhat.com>, LKML <linux-kernel@vger.kernel.org>,
linux-ide@vger.kernel.org
Subject: Re: pata_it821x completely broken
Date: Fri, 11 Jul 2008 21:14:09 +0100 [thread overview]
Message-ID: <20080711211409.2eef4ddb@lxorguk.ukuu.org.uk> (raw)
In-Reply-To: <200807112043.36772.linux@rainbow-software.org>
> > commenting out the error check after ata_dev_init_params() call in
> > ata_dev_read_id() function (libata-core.c), I got at least the device name.
> > The capacity is 0 so it doesn't work, obviously:
If you don't read the ID then it wouldn't.
> I captured the IDENTIFY data from the virtual device. I'm not ATA guru but
> looking at the data, there are zeros at many places where something should be.
> That number starting at 0x78 looks like size of the array in sectors
> (0x4C726C or 0x4C6C72 - the array is built from 2.5GB and 6.4GB drives).
The Ident data for the virtual device is fairly sparse but the specs
don't require a lot of the field are filled in and only the LBA really
matters.
next prev parent reply other threads:[~2008-07-11 20:32 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-04 19:53 Ondrej Zary
2008-07-04 20:22 ` Alan Cox
2008-07-04 21:39 ` Ondrej Zary
2008-07-04 21:46 ` Alan Cox
2008-07-05 10:41 ` Ondrej Zary
2008-07-05 15:49 ` Alan Cox
2008-07-06 21:03 ` Ondrej Zary
2008-07-06 20:51 ` Alan Cox
2008-07-06 21:46 ` Ondrej Zary
2008-07-06 19:37 ` Alan Cox
2008-07-06 21:50 ` Ondrej Zary
2008-07-06 23:01 ` Alan Cox
2008-07-07 18:07 ` Ondrej Zary
2008-07-10 20:35 ` Ondrej Zary
2008-07-11 18:43 ` Ondrej Zary
2008-07-11 20:14 ` Alan Cox [this message]
2008-07-12 21:42 ` Ondrej Zary
2008-07-13 11:47 ` Ondrej Zary
2008-07-13 11:35 ` Alan Cox
2008-07-13 12:10 ` Ondrej Zary
2008-07-13 14:08 ` Alan Cox
2008-07-22 17:59 ` Ondrej Zary
2008-07-22 18:10 ` Alan Cox
2008-07-22 19:16 ` Ondrej Zary
2008-07-22 19:35 ` Rene Herman
2008-07-22 20:39 ` Alan Cox
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