用stat檢視device node (device file)

hjkao@hjkao-laptop:~/io/scull_char_driver$ stat /dev/urandom
  File: 「/dev/urandom」
  Size: 0         Blocks: 0          IO Block: 4096   字元特殊檔案
Device: 5h/5d Inode: 796         Links: 1     Device type: 1,9
Access: (0666/crw-rw-rw-)  Uid: (    0/    root)   Gid: (    0/    root)
Access: 2011-12-07 12:08:48.303169994 +0000
Modify: 2011-12-07 12:08:48.303169994 +0000
Change: 2011-12-07 12:08:48.303169994 +0000


hjkao@hjkao-laptop:~/io/scull_char_driver$ stat /dev/demo
  File: 「/dev/demo」
  Size: 0         Blocks: 0          IO Block: 4096   字元特殊檔案
Device: 5h/5d Inode: 10218       Links: 1     Device type: fa,0
Access: (0644/crw-r--r--)  Uid: (    0/    root)   Gid: (    0/    root)
Access: 2011-12-07 17:41:55.376874406 +0000
Modify: 2011-12-07 17:41:55.376874406 +0000
Change: 2011-12-07 17:41:55.376874406 +0000