More kernel modules and Ubuntu packages

The patch adds AMD GPU modules to the kernel build, and instsall
iptables and rng-tools to the basic Ubuntu image.
Signed-off-by: Rabeeh Khoury <rabeeh@solid-run.com>

configs/linux/lx2k_additions.config

@@ -5,4 +5,9 @@ CONFIG_USB_SERIAL_SIMPLE=y
 CONFIG_USB_SERIAL_FTDI_SIO=y
 CONFIG_BLK_DEV_NVME=y
 CONFIG_NVMEM_BCM_OCOTP=y
-
+CONFIG_DRM_AMDGPU=m
+CONFIG_DRM_AMDGPU_SI=y
+CONFIG_DRM_AMDGPU_CIK=y
+CONFIG_DRM_AMDGPU_USERPTR=y
+CONFIG_DRM_AMD_DC=y
+CONFIG_CHASH=m

runme.sh

@@ -129,7 +129,7 @@ if [[ ! -f $ROOTDIR/build/ubuntu-core.ext4 ]]; then
 	cd $ROOTDIR/build
 	export DEBIAN_FRONTEND=noninteractive DEBCONF_NONINTERACTIVE_SEEN=true LC_ALL=C LANGUAGE=C LANG=C
 	export PACKAGES="systemd-sysv apt locales less wget procps openssh-server ifupdown net-tools isc-dhcp-client"
-	PACKAGES=$PACKAGES" ntpdate lm-sensors i2c-tools psmisc less sudo htop iproute2 iputils-ping kmod network-manager"
+	PACKAGES=$PACKAGES" ntpdate lm-sensors i2c-tools psmisc less sudo htop iproute2 iputils-ping kmod network-manager iptables rng-tools"
 	# xterm
 	cat > ubuntu.conf << EOF
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