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Substituted hardcoded loop device path with generic loop devices

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Now only if all loop devices are in use an error can occur
This commit is contained in:
constrain 2014-01-07 20:21:03 +01:00
parent 888e6d204d
commit d90130728e
1 changed files with 11 additions and 13 deletions
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24
build.sh
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@ -101,30 +101,28 @@ make -j2 ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- INSTALL_HDR_PATH=output hea
#-------------------------------------------------------------------------------- #--------------------------------------------------------------------------------
echo "------ Creating SD Images" echo "------ Creating SD Images"
cd $DEST/output cd $DEST/output
# create 1Gb image and mount image to /dev/loop0 # create 1Gb image and mount image to next free loop device
dd if=/dev/zero of=debian_rootfs.raw bs=1M count=1000 dd if=/dev/zero of=debian_rootfs.raw bs=1M count=1000
umount -l /dev/loop0 || true LOOP0=$(losetup -f)
umount -l /dev/loop1 || true losetup $LOOP0 debian_rootfs.raw
losetup -d /dev/loop0 || true
losetup -d /dev/loop1 || true
losetup /dev/loop0 debian_rootfs.raw
echo "------ Partitionning and mounting filesystem" echo "------ Partitionning and mounting filesystem"
# make image bootable # make image bootable
dd if=$DEST/u-boot-sunxi/u-boot-sunxi-with-spl.bin of=/dev/loop0 bs=1024 seek=8 dd if=$DEST/u-boot-sunxi/u-boot-sunxi-with-spl.bin of=$LOOP0 bs=1024 seek=8
# create one partition starting at 2048 which is default # create one partition starting at 2048 which is default
(echo n; echo p; echo 1; echo; echo; echo w) | fdisk /dev/loop0 >> /dev/null || true (echo n; echo p; echo 1; echo; echo; echo w) | fdisk $LOOP0 >> /dev/null || true
# just to make sure # just to make sure
partprobe partprobe
LOOP1=$(losetup -f)
# 2048 (start) x 512 (block size) = where to mount partition # 2048 (start) x 512 (block size) = where to mount partition
losetup -o 1048576 /dev/loop1 /dev/loop0 losetup -o 1048576 $LOOP1 $LOOP0
# create filesystem # create filesystem
mkfs.ext4 /dev/loop1 mkfs.ext4 $LOOP1
# create mount point and mount image # create mount point and mount image
mkdir -p $DEST/output/sdcard/ mkdir -p $DEST/output/sdcard/
mount /dev/loop1 $DEST/output/sdcard/ mount $LOOP1 $DEST/output/sdcard/
@ -252,7 +250,7 @@ cp nand-part $DEST/output/sdcard/usr/bin/
rm $DEST/output/sdcard/usr/bin/qemu-arm-static rm $DEST/output/sdcard/usr/bin/qemu-arm-static
# umount images # umount images
umount $DEST/output/sdcard/ umount $DEST/output/sdcard/
losetup -d /dev/loop1 losetup -d $LOOP1
losetup -d /dev/loop0 losetup -d $LOOP0
# compress image # compress image
gzip $DEST/output/*.raw gzip $DEST/output/*.raw