On 17 Mar 2017, at 11:42, Mark Cave-Ayland <[email protected]> wrote: > On 17/03/17 11:40, James Clarke wrote: >> On 17 Mar 2017, at 11:36, Mark Cave-Ayland <[email protected]> >> wrote: >>> On 17/03/17 11:33, John Paul Adrian Glaubitz wrote: >>> >>>> On 03/17/2017 12:22 PM, Mark Cave-Ayland wrote: >>>>> There is one issue I've found in that the debian-installer fails to >>>>> detect the installation CDROM hardware automatically. >>>>> >>>>> I was able to workaround this by selecting the option to load an >>>>> external driver, let that fail, then manually enter the /dev/vda device >>>>> which allowed installation to continue but something is preventing the >>>>> virtio-blk device being seen as a CDROM. >>>> >>>> It's most likely the same issue as the one we have with the vdisk block >>>> devices when installing inside a SPARC LDOM [1]. >>>> >>>> Can you post the output of "udevadm info -q env -p /sys/block/vda" if >>>> /dev/vda is the virtual block device for your CD-ROM drive? If it >>>> doesn't include any indication of a CD device, you know why d-i doesn't >>>> detect the CD drive. >>> >>> Yep, here she is: >>> >>> ~ # udevadm info -q env -p /sys/block/vda >>> DEVLINKS=/dev/disk/by-path/platform-ffe2d650-pci-0000:00:06.0 >>> /dev/disk/by-label/Debian\x209.0\x20sparc64\x201 >>> /dev/disk/by-uuid/2017-03-16-23-13-57-00 >>> DEVNAME=/dev/vda >>> DEVPATH=/devices/root/ffe2d650/pci0000:00/0000:00:06.0/virtio0/block/vda >>> DEVTYPE=disk >>> ID_FS_LABEL=Debian_9.0_sparc64_1 >>> ID_FS_LABEL_ENC=Debian\x209.0\x20sparc64\x201 >>> ID_FS_TYPE=iso9660 >>> ID_FS_USAGE=filesystem >>> ID_FS_UUID=2017-03-16-23-13-57-00 >>> ID_FS_UUID_ENC=2017-03-16-23-13-57-00 >>> ID_PART_TABLE_TYPE=sun >>> ID_PATH=platform-ffe2d650-pci-0000:00:06.0 >>> ID_PATH_TAG=platform-ffe2d650-pci-0000_00_06_0 >>> MAJOR=254 >>> MINOR=0 >>> SUBSYSTEM=block >>> USEC_INITIALIZED=4920671 >>> ~ # >>> >>> Presumably the DEVTYPE=disk gives away that the device isn't correctly >>> being detected as a CDROM? >> >> Nah, it would still be a disk, but you would have: >> >>> ID_CDROM=1 >> >> >> What does `/lib/udev/cdrom_id /dev/vda` say? > > Hmmm seemingly nothing: > > ~ # /lib/udev/cdrom_id /dev/vda > ~ #
Aha, known issue with virtio[1]. This would be fixed by scanning for ID_FS_TYPE=iso9660 as well as ID_CDROM=1... Regards, James [1] https://bugs.launchpad.net/ubuntu/+source/qemu/+bug/1155403
