From: "David S. Ahern" <daahern@cisco.com>
To: adnan@khaleel.us
Cc: Qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] Problems changing dvdrom iso during execution
Date: Thu, 20 May 2010 14:44:17 -0600 [thread overview]
Message-ID: <4BF59F21.5000809@cisco.com> (raw)
In-Reply-To: <20100520202903.2a9a8095@shadowfax.no-ip.com>
On 05/20/2010 02:29 PM, Adnan Khaleel wrote:
> I cannot change DVD roms during execution using the monitor. I can only
> mount a cdrom/dvdrom if I specify the iso file in the command line
> x86_64-softmmu/qemu-system-x86_64 -hda ../../OSImages/sles11.qcow2
> -cdrom ../../ISOz/mydvd.iso -m 2048
>
> In the guest I can mount the iso image as you could normally expect
> mount /dev/cdrom /mnt
> mount: block device /dev/sr0 is write-protected, mounting read-only
>
> Info block in the monitor yields
> (qemu) info block
> ide0-hd0: type=hd removable=0 file../../OSImages/sles11.qcow2 ro=0
> drv=dcow2 encrypted=0
> ide1-cd0: type=cdrom removable=1 locked=1 file=../../ISOz/mydvd.iso ro=0
> drv=raw encrypted=0
> floppy0: type=floppy removable=1 locked=0 [not inserted]
> sd0: type=floppy removable=1 locked=0 [not inserted]
>
> When I try to do a eject ide0-cd0, I get a device busy message so I have
> to do a eject -f ide0-cd0
>
> After which, an info block yields:
> (qemu) info block
> ide0-hd0: type=hd removable=0 file../../OSImages/sles11.qcow2 ro=0
> drv=dcow2 encrypted=0
> ide1-cd0: type=cdrom removable=1 locked=1 [not inserted]
> floppy0: type=floppy removable=1 locked=0 [not inserted]
> sd0: type=floppy removable=1 locked=0 [not inserted]
>
> I change the iso image with (or so it seems)
>
> (qemu) change ide1-cd0 ../../ISOz/mydvd2_rom.iso
> (qemu) info block
> ide0-hd0: type=hd removable=0 file../../OSImages/sles11.qcow2 ro=0
> drv=dcow2 encrypted=0
> ide1-cd0: type=cdrom removable=1 locked=1 file=../../ISOz/mydvd2.iso
> ro=0 drv=raw encrypted=0
> floppy0: type=floppy removable=1 locked=0 [not inserted]
> sd0: type=floppy removable=1 locked=0 [not inserted]
>
> I go back to the guest and when I try to mount:
>
> mount /dev/cdrom /mnt
> mount: /dev/sr0 unknown device
>
> I'm running sles11 as guest and I think it may have something to do with
> sles11 as it works fine with ubuntu9.
>
> Any ideas what might be happening?
Does it work if the guest uses ide based CD's:
rmmod ide-scsi
modprobe ide-cd
David
>
> Thanks
>
> AK
next prev parent reply other threads:[~2010-05-20 20:44 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-20 20:29 [Qemu-devel] Problems changing dvdrom iso during execution Adnan Khaleel
2010-05-20 20:44 ` David S. Ahern [this message]
-- strict thread matches above, loose matches on Subject: below --
2010-05-20 21:48 Adnan Khaleel
2010-05-20 22:45 ` David S. Ahern
2010-05-21 16:10 Adnan Khaleel
2010-05-21 18:47 ` David S. Ahern
2010-05-21 19:42 Adnan Khaleel
2010-05-21 22:37 ` Natalia Portillo
2010-05-21 23:45 ` Adnan Khaleel
2010-05-22 4:35 ` Natalia Portillo
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