cd /dev
mknod -m666 pdbdm0 c 53 0 
mknod -m666 pdbdm1 c 53 1 
mknod -m666 pdbdm2 c 53 2 
mknod -m666 icd0 c 53 4
mknod -m666 icd1 c 53 5
mknod -m666 icd2 c 53 6
