diff --git a/extract_chroot_image.sh b/extract_chroot_image.sh
new file mode 100644
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--- /dev/null
+++ b/extract_chroot_image.sh
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+# Extract an image from devuan released images for use in mobile phone chroots.
+
+# Fetch the image, for Samsung S4 we need a armhf image.
+#https://files.devuan.org/devuan_jessie/embedded/devuan_jessie_1.0.0_armhf_sunxi.img.xz
+#https://files.devuan.org/devuan_jessie/embedded/devuan_jessie_1.0.0_armhf_raspi2.img.xz
+#https://files.devuan.org/devuan_jessie/embedded/devuan_jessie_1.0.0_armhf_odroidxu.img.xz
+#https://files.devuan.org/devuan_jessie/embedded/devuan_jessie_1.0.0_armhf_n900.img.xz
+#https://files.devuan.org/devuan_jessie/embedded/devuan_jessie_1.0.0_armhf_chromeveyron.img.xz
+#https://files.devuan.org/devuan_jessie/embedded/devuan_jessie_1.0.0_armhf_chromeacer.img.xz
+
+FILE_URL=https://files.devuan.org/devuan_jessie/embedded
+XZIMAGE=$1|devuan_jessie_1.0.0_armhf_sunxi.img.xz
+IMAGE=${XZIMAGE%\.*}
+
+wget -c ${FILE_URL}/${XZIMAGE}
+
+# uncompress
+unxz ${XZIMAGE}
+
+# Mount the partitions
+apt-get install -y kpartx
+
+ kpartx -a -v ${IMAGE}
+
+TMP_MNT=/tmp/kpartx-mnt
+mkdir -p ${TMP_MNT}
+
+mount /dev/mapper/loop0p2 ${TMP_MNT}
+
+tar czvf linux-rootfs.tar.gz -C ${TMP_MNT} .
+
+umount ${TMP_MNT}
+rm ${IMAGE}