#!/bin/sh# Script to create device nodes for SMART array controllers# Usage:#	mkdev.ida [num controllers] [num log volumes] [num partitions]## With no arguments, the script assumes 1 controller, 16 logical volumes,# and 16 partitions/volume, which is adequate for most configurations.## If you had 5 controllers and were planning on no more than 4 logical volumes# each, using a maximum of 8 partitions per volume, you could say:## mkdev.ida 5 4 8## Of course, this has no real benefit over "mkdev.ida 5" except that it# doesn't create so many device nodes in /dev/ida.NR_CTLR=${1-1}NR_VOL=${2-16}NR_PART=${3-16}if [ ! -d /dev/ida ]; then	mkdir -p /dev/idafiC=0; while [ $C -lt $NR_CTLR ]; do	MAJ=`expr $C + 72`	D=0; while [ $D -lt $NR_VOL ]; do		P=0; while [ $P -lt $NR_PART ]; do			MIN=`expr $D \* 16 + $P`			if [ $P -eq 0 ]; then				mknod /dev/ida/c${C}d${D} b $MAJ $MIN			else				mknod /dev/ida/c${C}d${D}p${P} b $MAJ $MIN			fi			P=`expr $P + 1`		done		D=`expr $D + 1`	done	C=`expr $C + 1`done