rendered paste body[wonder@laptop ~]$ sudo hdparm -I /dev/sr0
/dev/sr0:
ATAPI CD-ROM, with removable media
Model Number: TSSTcorp DVD+/-RW TS-L632H
Serial Number:
Firmware Revision: D300
Standards:
Supported: CD-ROM ATAPI-3 -4 -5 -6 -7
Configuration:
DRQ response: 50us.
Packet size: 12 bytes
Capabilities:
LBA, IORDY(can be disabled)
DMA: mdma0 mdma1 mdma2 udma0 udma1 *udma2
Cycle time: min=120ns recommended=120ns
PIO: pio0 pio1 pio2 pio3 pio4
Cycle time: no flow control=383ns IORDY flow control=120ns
Commands/features:
Enabled Supported:
* Power Management feature set
* PACKET command feature set
* DEVICE_RESET command
* NOP cmd
HW reset results:
CBLID- below Vih
Device num = 0 determined by CSEL