BPI-r3: add script to create SD card image

Author: mattiaswal

src/board/banana-pi-r3/mkimage.sh

@@ -0,0 +1,27 @@
+#!/bin/bash
+set -e
+
+TARGET=sd
+
+BOARD_DIR=$(dirname "$0")
+GENIMAGE_CFG="${BUILD_DIR}/genimage.cfg"
+GENIMAGE_TMP="${BUILD_DIR}/genimage.tmp"
+
+sed "s|#VERSION#|${RELEASE}|"  "${BOARD_DIR}/genimage.cfg.in" | \
+sed "s|#TARGET#|${TARGET}|" | \
+sed "s|#INFIX_ID#|${INFIX_ID}|" > "${GENIMAGE_CFG}"
+
+# Create temporary root path
+ROOTPATH_TMP=$(mktemp -d)
+trap 'rm -rf \"$ROOTPATH_TMP\"' EXIT
+
+# Clean previous genimage temp directory
+rm -rf "${GENIMAGE_TMP}"
+
+# Generate the SD card image
+genimage					\
+    --rootpath   "${ROOTPATH_TMP}"		\
+    --tmppath    "${GENIMAGE_TMP}"		\
+    --inputpath  "${BINARIES_DIR}"		\
+    --outputpath "${BINARIES_DIR}"		\
+    --config     "${GENIMAGE_CFG}"