linux/Documentation/aoe/mkshelf.sh
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   1#! /bin/sh
   2
   3if test "$#" != "2"; then
   4        echo "Usage: sh `basename $0` {dir} {shelfaddress}" 1>&2
   5        echo "       n_partitions=16 sh `basename $0` {dir} {shelfaddress}" 1>&2
   6        exit 1
   7fi
   8n_partitions=${n_partitions:-16}
   9dir=$1
  10shelf=$2
  11nslots=16
  12maxslot=`echo $nslots 1 - p | dc`
  13MAJOR=152
  14
  15set -e
  16
  17minor=`echo $nslots \* $shelf \* $n_partitions | bc`
  18endp=`echo $n_partitions - 1 | bc`
  19for slot in `seq 0 $maxslot`; do
  20        for part in `seq 0 $endp`; do
  21                name=e$shelf.$slot
  22                test "$part" != "0" && name=${name}p$part
  23                rm -f $dir/$name
  24                mknod -m 0660 $dir/$name b $MAJOR $minor
  25
  26                minor=`expr $minor + 1`
  27        done
  28done
  29
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