Copy pkt_fwd config onto vfat partition

board/ttngw/genimage-ttngw.cfg

@@ -10,7 +10,9 @@ image boot.vfat {
       "rpi-firmware/fixup.dat",
       "rpi-firmware/start.elf",
       "rpi-firmware/overlays",
-      "zImage"
+      "zImage",
+      "poly_pkt_fwd/global_conf.json",
+      "poly_pkt_fwd/local_conf.json"
     }
   }
   size = 32M

board/ttngw/post-image.sh

@@ -2,6 +2,50 @@
 
 set -e
 
+BOARD_DIR="$(dirname $0)"
+BOARD_NAME="$(basename ${BOARD_DIR})"
+GENIMAGE_CFG="${BOARD_DIR}/genimage-${BOARD_NAME}.cfg"
+GENIMAGE_TMP="${BUILD_DIR}/genimage.tmp"
+
+for arg in "$@"
+do
+	case "${arg}" in
+		--add-pi3-miniuart-bt-overlay)
+		if ! grep -qE '^dtoverlay=' "${BINARIES_DIR}/rpi-firmware/config.txt"; then
+			echo "Adding 'dtoverlay=pi3-miniuart-bt' to config.txt (fixes ttyAMA0 serial console)."
+			cat << __EOF__ >> "${BINARIES_DIR}/rpi-firmware/config.txt"
+
+# fixes rpi3 ttyAMA0 serial console
+dtoverlay=pi3-miniuart-bt
+__EOF__
+		fi
+		;;
+		--aarch64)
+		# Run a 64bits kernel (armv8)
+		sed -e '/^kernel=/s,=.*,=Image,' -i "${BINARIES_DIR}/rpi-firmware/config.txt"
+		if ! grep -qE '^arm_control=0x200' "${BINARIES_DIR}/rpi-firmware/config.txt"; then
+			cat << __EOF__ >> "${BINARIES_DIR}/rpi-firmware/config.txt"
+
+# enable 64bits support
+arm_control=0x200
+__EOF__
+		fi
+
+		# Enable uart console
+		if ! grep -qE '^enable_uart=1' "${BINARIES_DIR}/rpi-firmware/config.txt"; then
+			cat << __EOF__ >> "${BINARIES_DIR}/rpi-firmware/config.txt"
+
+# enable rpi3 ttyS0 serial console
+enable_uart=1
+__EOF__
+		fi
+		;;
+		--gpu_mem_256=*|--gpu_mem_512=*|--gpu_mem_1024=*)
+		# Set GPU memory
+		gpu_mem="${arg:2}"
+		sed -e "/^${gpu_mem%=*}=/s,=.*,=${gpu_mem##*=}," -i "${BINARIES_DIR}/rpi-firmware/config.txt"
+		;;
+		--enable-spi)
 		# Enable SPI
 		if ! grep -qE '^dtparam=spi=on' "${BINARIES_DIR}/rpi-firmware/config.txt"; then
 			cat << __EOF__ >> "${BINARIES_DIR}/rpi-firmware/config.txt"
@@ -10,3 +54,18 @@ if ! grep -qE '^dtparam=spi=on' "${BINARIES_DIR}/rpi-firmware/config.txt"; then
 dtparam=spi=on
 __EOF__
 		fi
+		;;
+	esac
+
+done
+
+rm -rf "${GENIMAGE_TMP}"
+
+genimage                           \
+	--rootpath "${TARGET_DIR}"     \
+	--tmppath "${GENIMAGE_TMP}"    \
+	--inputpath "${BINARIES_DIR}"  \
+	--outputpath "${BINARIES_DIR}" \
+	--config "${GENIMAGE_CFG}"
+
+exit $?

configs/ttngw_defconfig

@@ -31,8 +31,8 @@ BR2_TARGET_ROOTFS_EXT2_4=y
 BR2_TARGET_ROOTFS_EXT2_SIZE="128M"
 # BR2_TARGET_ROOTFS_TAR is not set
 BR2_ROOTFS_POST_BUILD_SCRIPT="board/raspberrypi3/post-build.sh $(BR2_EXTERNAL_ATOY_PATH)/board/ttngw/post-build.sh"
-BR2_ROOTFS_POST_IMAGE_SCRIPT="$(BR2_EXTERNAL_ATOY_PATH)/board/ttngw/post-image.sh board/raspberrypi3/post-image.sh"
-BR2_ROOTFS_POST_SCRIPT_ARGS="--add-pi3-miniuart-bt-overlay"
+BR2_ROOTFS_POST_IMAGE_SCRIPT="$(BR2_EXTERNAL_ATOY_PATH)/board/ttngw/post-image.sh"
+BR2_ROOTFS_POST_SCRIPT_ARGS="--add-pi3-miniuart-bt-overlay --enable-spi"
 
 # TTNGW specific options and packages
 BR2_ROOTFS_OVERLAY="$(BR2_EXTERNAL_ATOY_PATH)/board/ttngw/rootfs-overlay"

package/packet-forwarder/S52packetforwarder

@@ -24,7 +24,7 @@ start() {
 
 	reset_sx1301
 
-	cd /etc/ttn
+	cd /mnt
 	start-stop-daemon -S -b -q -p /var/run/packet-forwarder.pid \
 		--exec /usr/bin/poly_pkt_fwd -- $PACKETFORWARDER_ARGS
 	[ $? = 0 ] && echo "OK" || echo "FAIL"

package/packet-forwarder/packet-forwarder.mk

@@ -2,6 +2,7 @@ PACKET_FORWARDER_VERSION = legacy
 PACKET_FORWARDER_SITE = https://github.com/TheThingsNetwork/packet_forwarder.git
 PACKET_FORWARDER_SITE_METHOD = git
 PACKET_FORWARDER_DEPENDENCIES = lora-gateway
+PACKET_FORWARDER_INSTALL_IMAGES = YES
 
 define PACKET_FORWARDER_CONFIGURE_CMDS
 endef
@@ -13,10 +14,14 @@ endef
 
 define PACKET_FORWARDER_INSTALL_TARGET_CMDS
     $(INSTALL) -D -m 0755 $(@D)/poly_pkt_fwd/poly_pkt_fwd $(TARGET_DIR)/usr/bin/poly_pkt_fwd
-    $(INSTALL) -D -m 0644 $(@D)/poly_pkt_fwd/global_conf.json $(TARGET_DIR)/etc/ttn/global_conf.json
     $(INSTALL) -D -m 0644 $(@D)/packet-forwarder $(TARGET_DIR)/etc/default/packet-forwarder
 endef
 
+define PACKET_FORWARDER_INSTALL_IMAGES_CMDS
+    $(INSTALL) -D -m 0644 $(@D)/poly_pkt_fwd/global_conf.json $(BINARIES_DIR)/poly_pkt_fwd/global_conf.json
+    $(INSTALL) -D -m 0644 $(@D)/poly_pkt_fwd/local_conf.json $(BINARIES_DIR)/poly_pkt_fwd/local_conf.json
+endef
+
 define PACKET_FORWARDER_INSTALL_INIT_SYSV
         $(INSTALL) -D -m 755 $(PACKET_FORWARDER_PKGDIR)/S52packetforwarder \
                 $(TARGET_DIR)/etc/init.d/S52packetforwarder