/dev/hdc:

ATAPI CD-ROM, with removable media
	Model Number:		HL-DT-STCD-RW/DVD DRIVE GCC-4240N       
	Serial Number:		                    
	Firmware Revision:	0111    
Standards:
Configuration:
	DRQ response: 50us.
	Packet size: 12 bytes
Capabilities:
	LBA, IORDY(can be disabled)
	DMA: sdma0 sdma1 sdma2 mdma0 mdma1 *mdma2 
	     Cycle time: min=120ns recommended=120ns
	PIO: pio0 pio1 pio2 pio3 pio4 
	     Cycle time: no flow control=120ns  IORDY flow control=120ns