On Mon, 21 Jan 2008, Andras Simon wrote: > On 1/21/08, Robert P. J. Day <rpjday@xxxxxxxxxxxxxx> wrote: > > > > i'm sure i'm screwing up something simple but i'm trying to use the > > basic qemu PC system emulator and the linux image > > "linux-0.2.img[.bz2]" here: > > > > http://fabrice.bellard.free.fr/qemu/download.html > > > > to access my native CD-ROM. > > > > it's a piece of cake to invoke the emulator thusly: > > > > $ qemu linux-0.2.img > > > > and i can even see a reference to the "QEMU CD-ROM" go blazing by > > during the boot process. but after that ... nothing. > > > > the online qemu docs here: > > > > http://fabrice.bellard.free.fr/qemu/qemu-doc.html#SEC20 > > > > *seem* to suggest that i should simply have access automatically via > > the device file /dev/cdrom, but the qemu session has no such file. > > > > and the situation on the host system: > > > > $ ls -l /dev/{cdrom,scd0,sr0} > > lrwxrwxrwx 1 root root 3 2008-01-18 08:56 /dev/cdrom -> sr0 > > lrwxrwxrwx 1 root root 3 2008-01-18 08:56 /dev/scd0 -> sr0 > > brw-rw-rw-+ 1 root disk 11, 0 2008-01-18 08:56 /dev/sr0 > > $ > > > > so i certainly seem to have sufficient device files on the host, and > > the actual device file has world R/W access. thoughts? > > I think you should start qemu with > > qemu -cdrom /dev/cdrom linux-0.2.img i've tried that, and every variation of that i could think of (/dev/sr0, /dev/scd0). but, as i said earlier, i don't think the "-cdrom" option is for assigning devices, i think it's for associating *image files* with devices. in any event, the above still doesn't show me an available CD device from within QEMU. i'm wondering if it's related to the *type* of optical device -- this is a dual-layer DVD burner. would that somehow make it unrecognizable as a simple CD device? has *anyone* done this and got it to see the CD device? rday -- ======================================================================== Robert P. J. Day Linux Consulting, Training and Annoying Kernel Pedantry Waterloo, Ontario, CANADA Home page: http://crashcourse.ca Fedora Cookbook: http://crashcourse.ca/wiki/index.php/Fedora_Cookbook ========================================================================
