Added support for arm qemu run

Dockerfile

@@ -16,17 +16,21 @@ RUN apt-get update && \
 		g++ \
 		gcc \
 		make \
+		qemu-system-arm \
 		qemu-kvm \
 		texinfo \
 		vim \
 		wget \
 		bridge-utils \
 		isc-dhcp-client \
-		libcap2-bin
+		libcap2-bin \
+		sudo
 
 ENV LANG C.UTF-8
 ENV LC_ALL C.UTF-8
 
+RUN echo "dev ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers
+
 RUN sed -i -e 's/# en_US.UTF-8 UTF-8/en_US.UTF-8 UTF-8/' /etc/locale.gen && \
     dpkg-reconfigure --frontend=noninteractive locales && \
     update-locale LANG=en_US.UTF-8

build_scripts/build_image.sh

@@ -5,8 +5,8 @@ set -e
 [[ $(whoami) == "dev" ]] || echo "This script should run as user dev!"
 
 virtualenv -p /usr/bin/python2.7 ${HOME}/p27
-cd ${HOME}/openembedded/openembedded-core 
-source ${HOME}/p27/bin/activate
+cd ~dev/openembedded/openembedded-core 
+source ~dev/p27/bin/activate
 source oe-init-build-env /home/dev/openembedded/build
 
 build=0

build_scripts/run_qemu.sh

@@ -1,10 +1,16 @@
-#!/bin/sh
-set -eux
-home=~dev
-build_root=${home}/openembedded/openembedded-core/build/tmp-glibc/deploy/images/qemux86-64
+#!/bin/bash
+#set -e
 
 
-# Docker container must run with NET_ADMIN capabilities, and user inside the container must 
+platform=${1}
+
+case "$platform" in
+        x86_64 ) echo "Starting qemu x86_64"; build=1;;
+        arm ) echo "Starting qemu arm"; build=0;;
+        * ) echo "Invalid platform"; exit 1;;
+esac
+
+# Docker container must run with NET_ADMIN capabilities, and user inside the container must
 # be root or have NET_ADMIN capability assigned to /bin/ip
 
 #  sudo docker run -u root --cap-add=NET_ADMIN --device /dev/net/tun:/dev/net/tun -ti marcoguerri/oe_env
@@ -23,8 +29,9 @@ ip link set down dev tap0 && ip link delete tap0 || true
 ip tuntap add tap0 mode tap
 brctl addif br0 tap0
 
+if [[ ${platform} == "x86_64" ]]; then
 (
-    cd ${build_root}
+    cd ~dev/openembedded/openembedded-core/build/tmp-glibc/deploy/images/qemux86-64
     qemu-system-x86_64 -kernel bzImage \
                        --append "console=ttyS0 root=/dev/vda" \
                        -nographic \
@@ -33,4 +40,24 @@ brctl addif br0 tap0
                        -net nic,model=virtio,macaddr=00:11:22:33:44:55 \
                        -net tap,ifname=tap0
 )
+else
+(
+    deploy_dir=~dev/openembedded/build/tmp-glibc/deploy/images/raspberrypi2/
+    # Note: all the append kernel command line parameters effectively
+    # overwrite what is written in cmdline.txt, which is ignored by qemu.
+
+    # rootdelay is necessary because there seems to be a race condition between
+    # the initialization of the partitions from the virtualized sdcard controller
+    # and the kernel trying to mount the root device.
+    qemu-system-arm -M raspi2 \
+                        -dtb ${deploy_dir}/bcm2709-rpi-2-b.dtb \
+                        -sd ${deploy_dir}/core-image-minimal-raspberrypi2.rpi-sdimg \
+                        -kernel ${deploy_dir}/zImage \
+                        -m 1G \
+                        -smp 4 \
+                        -serial mon:stdio \
+			-nographic \
+                        -append "rw earlyprintk loglevel=8  console=ttyAMA0 dwc_otg.lpm_enable=0 root=/dev/mmcblk0p2 rootdelay=5"
+)
+fi
 

copy_image.sh

@@ -0,0 +1,6 @@
+#!/bin/bash
+
+set -eu
+
+[[ $(whoami) == "root" ]] || ( echo "Please run this script as root" && exit 1)
+docker cp -L oe_build:/home/dev/openembedded/build/tmp-glibc/deploy/images/raspberrypi2/core-image-minimal-raspberrypi2.rpi-sdimg .