Comment 101 for bug 228624

confirmed in maverick 10.10
hdparm -i /dev/cdrom

/dev/cdrom:
 HDIO_DRIVE_CMD(identify) failed: Bad address

 Model=SONY DVD RW DRU-190A, FwRev=1.63, SerialNo=
 Config={ Fixed Removeable DTR<=5Mbs DTR>10Mbs nonMagnetic }
 RawCHS=0/0/0, TrkSize=0, SectSize=0, ECCbytes=0
 BuffType=unknown, BuffSize=unknown, MaxMultSect=0
 (maybe): CurCHS=0/0/0, CurSects=0, LBA=yes, LBAsects=0
 IORDY=yes, tPIO={min:240,w/IORDY:120}, tDMA={min:120,rec:120}
 PIO modes: pio0 pio3 pio4
 DMA modes: mdma0 mdma1 mdma2
 UDMA modes: udma0 udma1 udma2 udma3 *udma4
 AdvancedPM=no
 Drive conforms to: Unspecified: ATA/ATAPI-4,5,6,7

 * signifies the current active mode