# $OpenBSD: disktab,v 1.17 2004/11/25 22:02:08 deraadt Exp $ # Disk geometry and partition layout tables. # Key: # dt controller type # ty type of disk (fixed, removable, simulated) # d[0-4] drive-type-dependent parameters # ns #sectors/track # nt #tracks/cylinder # nc #cylinders/disk # sc #sectors/cylinder, ns*nt default # su #sectors/unit, sc*nc default # se sector size, DEV_BSIZE default # rm rpm, 3600 default # sf supports bad144-style bad sector forwarding # sk sector skew per track, default 0 # cs sector skew per cylinder, default 0 # hs headswitch time, default 0 # ts one-cylinder seek time, default 0 # il sector interleave (n:1), 1 default # bs boot block size, default BBSIZE # sb superblock size, default SBSIZE # o[a-p] partition offsets in sectors # p[a-p] partition sizes in sectors # b[a-p] partition block sizes in bytes # f[a-p] partition fragment sizes in bytes # t[a-p] partition types (filesystem, swap, etc) # # All partition sizes reserve space for bad sector tables. # (5 cylinders needed for maintenance + replacement sectors) # qp120at|Quantum Peripherals 120MB IDE:\ :dt=ESDI:ty=winchester:se#512:nt#9:ns#32:nc#813:sf: \ :pa#13824:oa#0:ta=4.2BSD:ba#4096:fa#512: \ :pb#13824:ob#13824:tb=swap: \ :pc#234144:oc#0: \ :ph#206496:oh#27648:th=4.2BSD:bh#4096:fh#512: pan60|Panasonic Laptop's 60MB IDE:\ :dt=ST506:ty=winchester:se#512:nt#13:ns#17:nc#565:\ :pa#13260:oa#0:ta=4.2BSD:ba#4096:fa#512:\ :pb#13260:ob#13260:tb=swap: \ :pc#124865:oc#0: \ :ph#97682:oh#26520:th=4.2BSD:bh#4096:fh#512: mk156|toshiba156|Toshiba MK156 156Mb:\ :dt=SCSI:ty=winchester:se#512:nt#10:ns#35:nc#825:\ :pa#15748:oa#0:ba#4096:fa#512:ta=4.2BSD:\ :pb#15748:ob#15748:tb=swap:\ :pc#288750:oc#0:\ :ph#257250:oh#31500:bh#4096:fh#512:th=4.2BSD: cp3100|Conner Peripherals 100MB IDE:\ :dt=ST506:ty=winchester:se#512:nt#8:ns#33:nc#766: \ :pa#12144:oa#0:ta=4.2BSD:ba#4096:fa#512: \ :pb#12144:ob#12144:tb=swap: \ :pc#202224:oc#0: \ :ph#177936:oh#24288:th=4.2BSD:bh#4096:fh#512: # a == root # b == swap # c == whole disk # e == /var # f == scratch # h == /usr cp3100new|Conner Peripherals 100MB IDE, with a different configuration:\ :dt=ST506:ty=winchester:se#512:nt#8:ns#33:nc#766: \ :pa#15840:oa#0:ta=4.2BSD:ba#4096:fa#512: \ :pb#24288:ob#15840:tb=swap: \ :pc#202224:oc#0: \ :pe#15840:oe#40128:te=4.2BSD:be#4096:fe#512: \ :pg#15840:og#55968:tg=4.2BSD:bg#4096:fg#512: \ :ph#130416:oh#71808:th=4.2BSD:bh#4096:fh#512: floppy288|3in|3.5in High Density Floppy, 2.88MB:\ :dt=floppy:ty=floppy:se#512:nt#2:rm#300:ns#36:nc#80:\ :pa#5760:oa#0:ba#4096:fa#512:ta=4.2BSD: \ :pb#5760:ob#0:\ :pc#5760:oc#0: floppy|floppy3|3in|3.5in High Density Floppy:\ :dt=floppy:ty=floppy:se#512:nt#2:rm#300:ns#18:nc#80:\ :pa#2880:oa#0:ba#4096:fa#512:ta=4.2BSD: \ :pb#2880:ob#0:\ :pc#2880:oc#0: floppy5|5in|5.25in High Density Floppy:\ :dt=floppy:ty=floppy:se#512:nt#2:rm#300:ns#15:nc#80:\ :pa#2400:oa#0:ba#4096:fa#512:ta=4.2BSD: \ :pb#2400:ob#0:bb#4096:fb#512:\ :pc#2400:oc#0:bc#4096:fc#512: maxtor4380|Maxtor XT4380E ESDI :\ :dt=ESDI:ty=winchester:se#512:nt#15:ns#36:nc#1222:sf: \ :pa#21600:oa#0:ta=4.2BSD:ba#4096:\ :pb#21600:ob#21600:tb=swap: \ :pc#659880:oc#0: \ :pe#216000:oe#53200:te=4.2BSD:be#4096:fe#512: \ :ph#398520:oh#269200:th=4.2BSD:bh#4096:fh#512: miniscribe9380|compaq38|Miniscribe 9380 ESDI :\ :ty=winchester:dt=ESDI:se#512:nt#15:ns#35:nc#1223:rm#3600:sf: \ :pa#21000:oa#0:ba#8192:fa#1024:ta=4.2BSD: \ :pb#42000:ob#21000:tb=swap: \ :pc#642075:oc#0: \ :pe#21000:oe#63000:be#8192:fe#1024:te=4.2BSD: \ :ph#556500:oh#84000:bh#8192:fh#1024:th=4.2BSD: ida4|compaq88|Compaq IDA (4 drives) :\ :ty=winchester:dt=IDA:se#512:nt#16:ns#63:nc#1644:rm#3600:\ :pa#20160:oa#0:ba#8192:fa#1024:ta=4.2BSD: \ :pb#80640:ob#20160:tb=swap: \ :pc#1659168:oc#0: \ :pe#201600:oe#100800:be#8192:fe#1024:te=4.2BSD: \ :pf#20160:of#1310400:bf#8192:ff#1024:tf=4.2BSD: \ :ph#1008000:oh#302400:bh#8192:fh#1024:th=4.2BSD: \ :pg#302400:og#1330560:bg#4096:fg#512:tg=4.2BSD: fuji513|Fujitsu M22XXXX: \ :ty=winchester:dt=ESDI:se#512:nt#16:ns#63:nc#954:rm#3600:\ :pa#20160:oa#82656:ba#4096:fa#512:ta=4.2BSD: \ :pb#40320:ob#102816:tb=swap: \ :pc#961632:oc#0: \ :ph#656208:oh#143136:bh#4096:fh#512:th=4.2BSD: rdroot|ramdiskroot|RAM-disk root FS image:\ :ty=ramdisk:se#512:nt#2:ns#128:nc#16:\ :pa#3800:oa#0:ta=4.2BSD:ba#4096:fa#512:\ :pb#0:ob#0:tb=swap:\ :pc#3800:oc#0: