summaryrefslogtreecommitdiff
path: root/contrib/angstrom/omap3-mkcard.sh
blob: 72dce06cab1a7ca8a05e1648c4b1c684406c6208 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
#! /bin/sh
# mkcard.sh v0.5
# (c) Copyright 2009 Graeme Gregory <dp@xora.org.uk>
# Licensed under terms of GPLv2
#
# Parts of the procudure base on the work of Denys Dmytriyenko
# http://wiki.omap.com/index.php/MMC_Boot_Format

export LC_ALL=C

if [ $# -ne 1 ]; then
	echo "Usage: $0 <drive>"
	exit 1;
fi

DRIVE=$1

dd if=/dev/zero of=$DRIVE bs=1024 count=1024

SIZE=`fdisk -l $DRIVE | grep Disk | grep bytes | awk '{print $5}'`

echo DISK SIZE - $SIZE bytes

CYLINDERS=`echo $SIZE/255/63/512 | bc`

echo CYLINDERS - $CYLINDERS

{
echo ,9,0x0C,*
echo ,,,-
} | sfdisk -D -H 255 -S 63 -C $CYLINDERS $DRIVE

sleep 1

if [ -b ${DRIVE}1 ]; then
	umount ${DRIVE}1
	mkfs.vfat -F 32 -n "boot" ${DRIVE}1
else
	if [ -b ${DRIVE}p1 ]; then
		umount ${DRIVE}p1
		mkfs.vfat -F 32 -n "boot" ${DRIVE}p1
	else
		echo "Cant find boot partition in /dev"
	fi
fi

if [ -b ${DRIVE}2 ]; then
	umount ${DRIVE}2
	mke2fs -j -L "Angstrom" ${DRIVE}2
else
	if [ -b ${DRIVE}p2 ]; then
		umount ${DRIVE}p2
		mke2fs -j -L "Angstrom" ${DRIVE}p2
	else
		echo "Cant find rootfs partition in /dev"
	fi
fi