# $OpenBSD: disktab,v 1.2 2006/11/09 00:37:17 drahn Exp $ # # @(#)disktab 5.5 (Berkeley) 2/27/91 # # Disk geometry and partition layout tables. # Key: # ty type of disk # ns #sectors/track # nt #tracks/cylinder # nc #cylinders/disk # rm rpm, 3600 default # se sector size, 512 default # sf supports bad144-style bad sector forwarding # so partition offsets in sectors # p[a-h] partition sizes in sectors # b[a-h] partition block sizes in bytes # f[a-h] partition fragment sizes in bytes # # Leave nc=16; adjust size using: ns rdroot|ramdiskroot|RAM-disk root FS image:\ :ty=simulated:se#512:nc#16:nt#2:ns#256:\ :ta=4.2BSD:oa#0:pa#8192:fa#512:ba#4096:\ :ob#0:pb#0:oc#0:pc#8192: rdroot2.5M|ramdiskroot2.5M|RAM-disk root FS image:\ :ty=simulated:se#512:nc#16:nt#2:ns#160:\ :oa#0:pa#5120:ta=4.2BSD:fa#512:ba#4096:\ :ob#0:pb#0:tb=swap:\ :oc#0:pc#5120: mroot2.5M|miniroot2.5M|RAM-disk root FS image:\ :ty=simulated:se#512:nc#160:nt#2:ns#16:\ :oa#16:pa#5104:ta=4.2BSD:fa#512:ba#4096:\ :ob#0:pb#0:tb=swap:\ :oc#0:pc#5120: