Date: Thu, 20 Apr 2000 12:20:02 -0700 (PDT) From: "Kenneth D. Merry" <ken@kdm.org> To: freebsd-bugs@FreeBSD.org Subject: Re: misc/18108: strange dev assignment with multiple scsi cdrom drives Message-ID: <200004201920.MAA57964@freefall.freebsd.org>
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The following reply was made to PR misc/18108; it has been noted by GNATS.
From: "Kenneth D. Merry" <ken@kdm.org>
To: David Bauer <bauer@genprofile.com>
Cc: FreeBSD-gnats-submit@freebsd.org
Subject: Re: misc/18108: strange dev assignment with multiple scsi cdrom drives
Date: Thu, 20 Apr 2000 09:49:01 -0600
On Thu, Apr 20, 2000 at 10:39:37 +0000, David Bauer wrote:
> Hi,
> thanks for the fast response. Here are the additional informations you
> requested:
>
> "Kenneth D. Merry" wrote:
> > > Maybe the mixture of ATAPI and SCSI cdrom confuses the system.
> > > The systems unit numbering is not reflected correctly in the messages.
> >
> > I suspect your device nodes may be messed up. Can you send the output of:
> >
>
> > camcontrol devlist -v
> scbus-1 on xpt0 bus 0:
> < > at scbus-1 target -1 lun -1 (xpt0)
> scbus0 on ahc0 bus 0:
> <PIONEER DVD-ROM DVD-303 1.10> at scbus0 target 5 lun 0 (pass0,cd0)
> <HP CD-Writer+ 9200 1.0c> at scbus0 target 6 lun 0 (pass1,cd1)
> < > at scbus0 target -1 lun -1 ()
>
> > ls -l /dev/*cd*
> br--r--r-- 1 root operator 19, 0 18 Mär 07:24 /dev/acd0a
> brw-rw-rw- 1 root operator 19, 2 18 Mär 07:24 /dev/acd0c
> brw-r----- 1 root operator 6, 0 20 Apr 06:54 /dev/cd0a
> brw-r----- 1 root operator 6, 2 20 Apr 06:54 /dev/cd0c
> brw-r--r-- 1 root wheel 6, 0 20 Apr 07:08 /dev/cd1a
> brw-r--r-- 1 root wheel 6, 2 20 Apr 07:07 /dev/cd1c
> lrwxr-xr-x 1 root wheel 10 19 Mär 19:39 /dev/cdrom ->
> /dev/acd0c
cd1{a,c} and cd0{a,c} both have the same minor numbers. That is why you
were able to mount cd0 as cd1.
As for why you couldn't mount cd0 -- were you root when you tried to mount
it?
Try re-making your CD devices, like this:
sh MAKEDEV cd4
That will make cd0->cd3.
Ken
--
Kenneth Merry
ken@kdm.org
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