the cat /proc/partitions gives
major minor #block name
8 0 1048575 sda
3 0 39082680 hda
3 1 6144831 hda1
3 2 1 hda2
3 5 22539163 hda5
3 64 6297480 hdb
3 65 2096451 hdb1
3 66 1 hdb2
3 69 4200966 hdb5



Alan