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| 1 | # Generates the sdcard partitions for Raspberry Pi sdcard | |
| 2 | # Thomas Bohm <thomas.bohm@cs.upt.ro> | |
| 3 | ||
| 4 | # Based on scripts by: | |
| 5 | # Graeme Gregory <dp@xora.org.uk> | |
| 6 | # Edward Lin <linuxfae@technexion.com> | |
| 7 | # This script is GPLv3 licensed! | |
| 8 | ||
| 9 | #!/bin/bash | |
| 10 | ||
| 11 | SPREF="/sys/class/block" | |
| 12 | RBP_DIR="Raspberry Pi" | |
| 13 | GPU_DIR="GPU partition" | |
| 14 | DRIVE="" | |
| 15 | ||
| 16 | devicearray[0]="" | |
| 17 | ||
| 18 | if [ "`whoami`" != "root" ]; then | |
| 19 | echo "Must be root" | |
| 20 | exit 1 | |
| 21 | fi | |
| 22 | ||
| 23 | clear | |
| 24 | echo "List of removable devices smaller than 10GB : " | |
| 25 | echo | |
| 26 | devindex=1 | |
| 27 | for ii in $SPREF/sd?/removable ; do | |
| 28 | if [ `cat $ii` == 1 ]; then | |
| 29 | devfound=`echo $ii | awk -F "/" {'print $5 '}`
| |
| 30 | dev_model=`cat $SPREF/$devfound/device/model` | |
| 31 | dev_vendor=`cat $SPREF/$devfound/device/vendor` | |
| 32 | dev_size=$((`cat $SPREF/$devfound/size`/1024/2)) | |
| 33 | if [ "$dev_size" -gt "10000" ]; then | |
| 34 | continue; | |
| 35 | fi | |
| 36 | echo "[$devindex]: $dev_vendor -- $dev_model ( $devfound ) size is $dev_size MBytes. " | |
| 37 | devicearray[$devindex]=$devfound | |
| 38 | devindex=$(($devindex+1)) | |
| 39 | fi | |
| 40 | done | |
| 41 | if [ "$devindex" == "1" ] ; then | |
| 42 | echo | |
| 43 | echo "No removable devices found !" | |
| 44 | exit 1 | |
| 45 | fi | |
| 46 | ||
| 47 | echo | |
| 48 | while [ "$DRIVE" == "" ]; do | |
| 49 | echo -n "Input device number: " | |
| 50 | read choice | |
| 51 | if [ "${devicearray[${choice}]}" == "" ]; then
| |
| 52 | echo | |
| 53 | echo "Invalid number ! " | |
| 54 | echo | |
| 55 | else | |
| 56 | DRIVE=${devicearray[${choice}]}
| |
| 57 | fi | |
| 58 | done | |
| 59 | ||
| 60 | echo | |
| 61 | echo "Are you 100 % sure you want to FORMAT [ $DRIVE ] ?. All data will be lost." | |
| 62 | echo -n "Enter YES in uppercase to continue: " | |
| 63 | read sure | |
| 64 | echo | |
| 65 | ||
| 66 | if [ "$sure" != "YES" ]; then | |
| 67 | exit 1 | |
| 68 | fi | |
| 69 | ||
| 70 | echo | |
| 71 | echo "Umounting all partitions of $DRIVE." | |
| 72 | ||
| 73 | for ii in $SPREF/$DRIVE? ; do | |
| 74 | umount /dev/`echo $ii | awk -F "/" {'print $5 '}` 2>/dev/null
| |
| 75 | done | |
| 76 | ||
| 77 | echo "Partitioning" | |
| 78 | ||
| 79 | #clear the beginning of the card | |
| 80 | dd if=/dev/zero of=/dev/$DRIVE bs=1024 count=1024 | |
| 81 | ||
| 82 | #install a blank mbr (blank from the partitions point of view) | |
| 83 | # dd if=blank_mbr.img of=/dev/$DRIVE bs=512 count=1 | |
| 84 | ||
| 85 | ||
| 86 | SIZE=`fdisk -l /dev/$DRIVE | grep Disk | awk '{print $5}'`
| |
| 87 | ||
| 88 | echo DISK SIZE – $SIZE bytes | |
| 89 | ||
| 90 | CYLINDERS=`echo $SIZE/255/63/512 | bc` | |
| 91 | ||
| 92 | echo CYLINDERS – $CYLINDERS | |
| 93 | ||
| 94 | {
| |
| 95 | #create a new partition table | |
| 96 | #ext partition for linux, bootable | |
| 97 | # start, size, type ( default 0x83 - linux , 0x0C FAT32 ), bootable ( * yes, - no ) | |
| 98 | echo ,19,0x83,* | |
| 99 | #FAT 32 partition filling rest of card, maybe for /tmp ? | |
| 100 | echo ,,0x0C,- | |
| 101 | } | sfdisk -D -H 122 -S 62 -C $CYLINDERS /dev/$DRIVE | |
| 102 | ############################################## | |
| 103 | ||
| 104 | umount /dev/${DRIVE}1
| |
| 105 | umount /dev/${DRIVE}2
| |
| 106 | ||
| 107 | echo "Formatting partition as EXT" | |
| 108 | mke2fs -F -L "$MNT_DIR" /dev/${DRIVE}1
| |
| 109 | mkfs.vfat -F 32 -n "$GPU_DIR" /dev/${DRIVE}2
| |
| 110 | sync | |
| 111 | ||
| 112 | echo "Done. Please remove the card." | |
| 113 | ||
| 114 |
