Comment 15 for bug 220957

for me failing hardware, sudo hdparm -l /dev/cdrom

sudo hdparm -I /dev/cdrom
sudo: cannot get working directory
[sudo] password for me:

/dev/cdrom:

ATAPI CD-ROM, with removable media
 Model Number: PIONEER DVD-RW DVR-112D
 Serial Number: GCDP346786WL
 Firmware Revision: 1.15
Standards:
 Likely used CD-ROM ATAPI-1
Configuration:
 DRQ response: 50us.
 Packet size: 12 bytes
Capabilities:
 LBA, IORDY(can be disabled)
 Buffer size: 64.0kB
 DMA: mdma0 mdma1 mdma2 udma0 udma1 udma2 udma3 *udma4
      Cycle time: min=120ns recommended=120ns
 PIO: pio0 pio1 pio2 pio3 pio4
      Cycle time: no flow control=240ns IORDY flow control=120ns
Commands/features:
 Enabled Supported:
    * Power Management feature set
    * PACKET command feature set
    * DEVICE_RESET command
HW reset results:
 CBLID- above Vih
 Device num = 0 determined by the jumper

_____

for my failing hardware sudo lshw -C disk

 *-cdrom
       description: DVD writer
       product: DVD-RW DVR-112D
       vendor: PIONEER
       physical id: 0.0.0
       bus info: scsi@6:0.0.0
       logical name: /dev/cdrom
       logical name: /dev/dvd
       logical name: /dev/scd0
       logical name: /dev/sr0
       version: 1.15
       capabilities: removable audio cd-r cd-rw dvd dvd-r
       configuration: ansiversion=5 status=ready
     *-medium
          physical id: 0
          logical name: /dev/cdrom