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Date: Wed, 14 Jul 2004 09:38:46 -0700 (PDT)
From: Hlaing Oo <hlaing_1999@yahoo.com>
Subject: Re: missing cdrom in new kernel 2.4.26
To: Edward Macfarlane Smith <snowfire@blueyonder.co.uk>,
       Martin Zwickel <martin.zwickel@technotrend.de>
Cc: linux-kernel@vger.kernel.org
In-Reply-To: <200407141642.14047.snowfire@blueyonder.co.uk>
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Dear Edward and Martin

Got it!!
Thank you very very much.
I got more knowledge on kernel.
thank you both.
Regards
hlaing oo
--- Edward Macfarlane Smith
<snowfire@blueyonder.co.uk> wrote:
> On Wednesday 14 July 2004 13:17, Hlaing Oo wrote:
> 
> > >>>>> my new kernel dmesg is below
> >
> > #cat /var/log/dmesg
> > Linux version 2.4.26 (root@localhost.localdomain)
> (gcc
> > version 3.2.2 20030222 (Red Hat Linux 3.2.2-5)) #3
> SMP
> 
> > BIOS strings suggest APM reports battery life in
> > minutes and wrong byte order.
> > Kernel command line: ro root=/dev/hda2
> hdc=ide-scsi
> > ide_setup: hdc=ide-scsi
> ---cut---
> old
> > EXT3-fs: mounted filesystem with ordered data
> mode.
> > SCSI subsystem driver Revision: 1.00
> > scsi0 : SCSI host adapter emulation for IDE ATAPI
> > devices
> >   Vendor: MATSHITA  Model: UJDA310           Rev:
> 1.34
> >   Type:   CD-ROM                             ANSI
> SCSI
> > revision: 02
> 
> In both old and new you are passing in hdc=ide-scsi
> on the boot line, telling 
> the kernel to use ide-scsi  for hdc. (I'd guess that
> /dev/cdrom points 
> to /dev/sr0). The bit below shows that it has
> correctly inserted the ide-scsi 
> module in your old kernel and detected the cdrom.
> That is missing from the 
> new one. Are you sure you built the ide-scsi module
> in your new kernel? Have 
> you checked /var/log/messages or /var/log/warn to
> see if there were any 
> errors about problems with the ide-scsi module?
> Fairly certain I remember getting the same error one
> time when I forgot to 
> build ide-scsi.
> Regards,
> Edward
> 
> -
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