linux下查看光驱信息

在linux系统中，如果主机有光驱设备,则可以通过查看光驱文件/proc/sys/dev/cdrom/info，查看光驱对应的设备文件

CD-ROM information, Id: cdrom.c 3.20 2003/12/17

drive name:    sr0            //设备文件名

drive speed:    24

drive # of slots:    1

Can close tray:    1

Can open tray:    1

Can lock tray:    1

Can change speed:    1

Can select disk:    0

Can read multisession:    1

Can read MCN:    1

Reports media changed:    1

Can play audio:    1

Can write CD-R:    1

Can write CD-RW:    1

Can read DVD:    1

Can write DVD-R:    1

Can write DVD-RAM:    1

Can read MRW:    1

Can write MRW:    1

Can write RAM:    1