75428542b4
around scsi(8). I've done extensive testing of it with a spare disk in the past, and it's ready for prime-time now. Submitted by: dufault
144 lines
3.2 KiB
Bash
144 lines
3.2 KiB
Bash
#!/bin/sh
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#
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# Copyright (c) 1995 Peter Dufault
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#
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# All rights reserved.
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#
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# This program is free software.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY EXPRESS OR
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# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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# IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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# $Id$
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#
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# scsiformat [-wq] [-p page-control] raw-device-name
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#
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PATH="/sbin:/usr/sbin:/bin:/usr/bin"; export PATH
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READONLY=yes
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QUIET=no
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RAW=
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PAGE=0
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usage()
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{
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echo "Usage: scsiformat [-wq] [-p page-control] raw-device-name" 1>&2
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exit 2
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}
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while getopts "qwp:" option
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do
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case $option in
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q)
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QUIET=yes
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;;
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w)
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READONLY=no
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;;
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p)
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case $OPTARG in
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c)
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PAGE=0
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;;
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d)
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PAGE=2
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;;
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s)
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PAGE=3
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;;
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v)
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PAGE=1
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echo "*** note: for variable parameters, 1-bit means 'can write here'"
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;;
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*)
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usage
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;;
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esac
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;;
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?)
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usage
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;;
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esac
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done
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shift $(($OPTIND - 1))
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if [ $# -ne 1 ] ; then
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usage
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fi
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RAW=$1
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if [ "x$RAW" = "x" ] ; then
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usage
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fi
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if expr "$RAW" : 'sd[0-9][0-9]*$' > /dev/null ; then
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# generic disk name given, convert to control device name
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RAW="/dev/r${RAW}.ctl"
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fi
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scsi -f $RAW -v -c "12 0 0 0 v 0" 96 -i 96 "s8 z8 z16 z4" || exit $?
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if [ "$QUIET" = "no" ] ; then
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scsi -f $RAW \
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-v -c "1A 0 v:2 4:6 0 64 0" $PAGE \
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-i 72 "{Mode data length} i1 \
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{Medium type} i1 \
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{Device Specific Parameter} i1 \
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{Block descriptor length} i1 \
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{Density code} i1 \
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{Number of blocks} i3 \
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{Reserved} i1 \
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{Block length} i3 \
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{PS} b1 \
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{Reserved} b1 \
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{Page code} b6 \
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{Page length} i1 \
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{Number of Cylinders} i3 \
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{Number of Heads} i1 \
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{Starting Cylinder-Write Precompensation} i3 \
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{Starting Cylinder-Reduced Write Current} i3 \
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{Drive Step Rate} i2 \
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{Landing Zone Cylinder} i3 \
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{Reserved} b6 \
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{RPL} b2 \
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{Rotational Offset} i1 \
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{Reserved} i1 \
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{Medium Rotation Rate} i2 \
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{Reserved} i1 \
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{Reserved} i1 " || exit $?
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fi # !quiet
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if [ "$READONLY" = "no" ]
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then
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# grace period, last chance to hit INTR
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echo -n "Three seconds until format begins."
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sleep 1
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echo -n "."
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sleep 1
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echo -n "."
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sleep 1
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# formatting may take a huge amount of time, set timeout to 2 hours
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echo " Formatting... this may take a while."
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scsi -s 7200 -f $RAW -c "4 0 0 0 0 0"
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fi
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