From: "Eugeny S. Mints" <emints@ru.mvista.com>
To: Christian Kujau <evil@g-house.de>
Cc: linux-kernel <linux-kernel@vger.kernel.org>,
baptiste coudurier <baptiste.coudurier@free.fr>
Subject: Re: MORE THAN 10 IDE CONTROLLERS
Date: Tue, 25 May 2004 17:37:57 +0400 [thread overview]
Message-ID: <40B34C35.3090303@ru.mvista.com> (raw)
In-Reply-To: <40B34946.9030500@g-house.de>
Christian Kujau wrote:
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> baptiste coudurier schrieb:
> | Does anyone know what are major/minors for hdu, hdv, hdw, hdx ?
>
> not being a professional, i see:
>
> evil@sheep:~$ la /dev/hd?
> brw-rw---- 1 root disk 3, 0 2004-03-10 11:33 /dev/hda
> brw-rw---- 1 root disk 3, 64 2004-03-10 11:33 /dev/hdb
> brw-rw---- 1 root disk 22, 0 2004-03-10 11:33 /dev/hdc
> brw-rw---- 1 root disk 22, 64 2004-03-10 11:33 /dev/hdd
> brw-rw---- 1 root disk 33, 0 2004-03-10 11:40 /dev/hde
> brw-rw---- 1 root disk 33, 64 2004-03-10 11:40 /dev/hdf
> brw-rw---- 1 root disk 34, 0 2004-03-10 11:40 /dev/hdg
> brw-rw---- 1 root disk 34, 64 2004-03-10 11:40 /dev/hdh
>
> so, it's a major number for every controller (e.g. "22" for hdc+hdd each
> belonging to one controller). hdi+hdj would be major 35, minor [0|64] ?
> i'd try this out for hdx and further...
afaik even the 2.6.x kernel defines only 10 major numbers for IDE
devices (from 0 upto 9). All are predefined - see include/linux/major.h
>
> did you try devfs/udev? perhaps it could solve this by itsself....?
>
> Christian.
>
> PS: maybe Documentation/devices.txt helps out too.
>
> - --
> BOFH excuse #75:
>
> There isn't any problem
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next prev parent reply other threads:[~2004-05-25 13:36 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-05-24 18:22 MORE THAN 10 IDE CONTROLLERS baptiste coudurier
2004-05-25 13:25 ` Christian Kujau
2004-05-25 13:37 ` Eugeny S. Mints [this message]
2004-05-25 13:50 ` baptiste coudurier
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