Initial commit

scripts/make-sd-card.sh

@@ -0,0 +1,64 @@
+#!/bin/bash
+set -e
+
+mkdir -p ../build
+cd ../build
+
+if [ "$EUID" -ne 0 ]
+	then echo "Please run as root"
+	exit
+fi
+
+if lsblk | grep -q "loop0"; then 
+	echo "loop0 found, trying to unmount automatically"
+	kpartx -d /dev/loop0
+	losetup -d /dev/loop0
+fi
+
+echo "Creating empty image"
+dd if=/dev/zero of=0s.img bs=1M count=7500
+
+sync
+
+sleep 1
+
+echo "Mouting empty image"
+losetup /dev/loop0 0s.img
+
+# echo "Zeroing empty image (no real reason to do so, still...)"
+# dd if=/dev/zero of=/dev/loop0 bs=1024 count=1024
+
+echo "Creating partitions"
+
+# sfdisk was "upgraded" -> tons of flags removed
+
+SIZE=`fdisk -l /dev/loop0 | grep Disk | awk '{print $5}'`
+CYLINDERS=`echo $SIZE/255/63/512 | bc`
+
+../hacks/sfdisk --force -D -uS -H 255 -S 63 -C $CYLINDERS /dev/loop0 << EOF
+128,130944,0x0C,*
+131072,,,-
+EOF
+
+# sfdisk --force -u S /dev/loop0 << EOF
+# 128,130944,0x0C,*
+# 131072,,,-
+# EOF
+
+losetup -d /dev/loop0
+sync
+
+kpartx -a 0s.img
+
+# Resources don't become avaliable immediately
+sleep 1
+
+echo "Creating fs"
+mkfs.vfat -F 32 -n "boot" /dev/mapper/loop0p1
+mkfs.ext3 -F -L "rootfs" /dev/mapper/loop0p2
+
+# Creating partitions is apperantly async
+sleep 1
+
+kpartx -d /dev/loop0
+losetup -d /dev/loop0