ubuntu@ubuntu-desktop:~$ sudo udevadm trigger --verbose --sysname-match=sr0
[sudo] password for ubuntu: 
/sys/devices/pci0000:00/0000:00:1f.2/host1/target1:0:0/1:0:0:0/block/sr0


ubuntu@ubuntu-desktop:~$ sudo /lib/udev/cdrom_id --debug /dev/sr0
main: probing: '/dev/sr0'
cd_inquiry: INQUIRY: [PLEXTOR ][BD-R   PX-B940SA][1.08]
cd_profiles: GET CONFIGURATION: size of features buffer 0x01b8
cd_profiles: GET CONFIGURATION: feature 'profiles', with 18 entries
feature_profiles: profile 0x43 bd_re
feature_profiles: profile 0x42 bd_r
feature_profiles: profile 0x41 bd_r
feature_profiles: profile 0x40 bd
feature_profiles: profile 0x2b dvd_plus_r_dl
feature_profiles: profile 0x1a dvd_plus_rw
feature_profiles: profile 0x1b dvd_plus_r
feature_profiles: profile 0x16 <ignored>
feature_profiles: profile 0x15 <ignored>
feature_profiles: profile 0x13 media_dvd_rw
feature_profiles: profile 0x14 dvd_rw
feature_profiles: profile 0x11 <ignored>
feature_profiles: profile 0x12 dvd_ram
feature_profiles: profile 0x02 <ignored>
feature_profiles: profile 0x10 dvd_rom
feature_profiles: profile 0x0a cd_rw
feature_profiles: profile 0x09 cd_r
feature_profiles: profile 0x08 cd_rom
cd_profiles: GET CONFIGURATION: feature 0x0001 <ignored>, with 0x08 bytes
cd_profiles: GET CONFIGURATION: feature 0x0002 <ignored>, with 0x04 bytes
cd_profiles: GET CONFIGURATION: feature 0x0003 <ignored>, with 0x04 bytes
cd_profiles: GET CONFIGURATION: feature 0x0004 <ignored>, with 0x04 bytes
cd_profiles: GET CONFIGURATION: feature 0x0010 <ignored>, with 0x08 bytes
cd_profiles: GET CONFIGURATION: feature 0x001d <ignored>, with 0x00 bytes
cd_profiles: GET CONFIGURATION: feature 0x001e <ignored>, with 0x04 bytes
cd_profiles: GET CONFIGURATION: feature 0x001f <ignored>, with 0x04 bytes
cd_profiles: GET CONFIGURATION: feature 0x0020 <ignored>, with 0x0c bytes
cd_profiles: GET CONFIGURATION: feature 0x0021 <ignored>, with 0x08 bytes
cd_profiles: GET CONFIGURATION: feature 0x0023 <ignored>, with 0x08 bytes
cd_profiles: GET CONFIGURATION: feature 0x0024 <ignored>, with 0x04 bytes
cd_profiles: GET CONFIGURATION: feature 0x0026 <ignored>, with 0x00 bytes
cd_profiles: GET CONFIGURATION: feature 0x002a <ignored>, with 0x04 bytes
cd_profiles: GET CONFIGURATION: feature 0x002b <ignored>, with 0x04 bytes
cd_profiles: GET CONFIGURATION: feature 0x002c <ignored>, with 0x04 bytes
cd_profiles: GET CONFIGURATION: feature 0x002d <ignored>, with 0x04 bytes
cd_profiles: GET CONFIGURATION: feature 0x002e <ignored>, with 0x04 bytes
cd_profiles: GET CONFIGURATION: feature 0x002f <ignored>, with 0x04 bytes
cd_profiles: GET CONFIGURATION: feature 0x0033 <ignored>, with 0x08 bytes
cd_profiles: GET CONFIGURATION: feature 0x0037 <ignored>, with 0x04 bytes
cd_profiles: GET CONFIGURATION: feature 0x0038 <ignored>, with 0x04 bytes
cd_profiles: GET CONFIGURATION: feature 0x003b <ignored>, with 0x04 bytes
cd_profiles: GET CONFIGURATION: feature 0x0040 <ignored>, with 0x1c bytes
cd_profiles: GET CONFIGURATION: feature 0x0041 <ignored>, with 0x14 bytes
cd_profiles: GET CONFIGURATION: feature 0x0100 <ignored>, with 0x00 bytes
cd_profiles: GET CONFIGURATION: feature 0x0101 <ignored>, with 0x04 bytes
cd_profiles: GET CONFIGURATION: feature 0x0103 <ignored>, with 0x04 bytes
cd_profiles: GET CONFIGURATION: feature 0x0104 <ignored>, with 0x04 bytes
cd_profiles: GET CONFIGURATION: feature 0x0105 <ignored>, with 0x04 bytes
cd_profiles: GET CONFIGURATION: feature 0x0106 <ignored>, with 0x04 bytes
cd_profiles: GET CONFIGURATION: feature 0x0107 <ignored>, with 0x04 bytes
cd_profiles: GET CONFIGURATION: feature 0x0108 <ignored>, with 0x0c bytes
cd_profiles: GET CONFIGURATION: feature 0x010a <ignored>, with 0x0c bytes
cd_profiles: GET CONFIGURATION: feature 0x010b <ignored>, with 0x04 bytes
cd_profiles: current profile 0x41
cd_profiles: profile 0x41 media_bd_r
info_scsi_cmd_err: READ TOC failed with SK=5h/ASC=24h/ACQ=00h
cd_media_info: disk type 00
cd_media_info: hardware reported media status: blank
ID_CDROM=1
ID_CDROM_CD=1
ID_CDROM_CD_R=1
ID_CDROM_CD_RW=1
ID_CDROM_DVD=1
ID_CDROM_DVD_R=1
ID_CDROM_DVD_RW=1
ID_CDROM_DVD_RAM=1
ID_CDROM_DVD_PLUS_R=1
ID_CDROM_DVD_PLUS_RW=1
ID_CDROM_DVD_PLUS_R_DL=1
ID_CDROM_BD=1
ID_CDROM_BD_R=1
ID_CDROM_BD_RE=1
ID_CDROM_MRW=1
ID_CDROM_MRW_W=1
ID_CDROM_MEDIA=1
ID_CDROM_MEDIA_DVD_RW=1
ID_CDROM_MEDIA_BD_R=1
ID_CDROM_MEDIA_STATE=blank
ID_CDROM_MEDIA_SESSION_COUNT=1
ID_CDROM_MEDIA_TRACK_COUNT=1