remove custom partition table hack, add ptgen utility for generating partition tables

[openwrt/svn-archive/archive.git] / target / linux / rb532-2.6 / image / gen_image.sh

diff --git a/target/linux/rb532-2.6/image/gen_image.sh b/target/linux/rb532-2.6/image/gen_image.sh
new file mode 100755 (executable)
index 0000000..e812859
--- /dev/null
+++ b/target/linux/rb532-2.6/image/gen_image.sh
@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+OUTPUT="$1"
+KERNELSIZE="$2"
+KERNELIMAGE="$3"
+ROOTFSSIZE="$4"
+ROOTFSIMAGE="$5"
+
+rm -f "$OUTPUT"
+
+# create partition table
+set `ptgen -o "$OUTPUT" -h 16 -s 32 -t 0x27 -p ${KERNELSIZE}m -t 0x83 -p ${ROOTFSSIZE}m`
+
+KERNELOFFSET="$(($1 / 512))"
+ROOTFSOFFSET="$(($2 / 512))"
+
+dd if="$KERNELIMAGE" of="$OUTPUT" bs=512 conv=notrunc seek="$KERNELOFFSET"
+dd if="$ROOTFSIMAGE" of="$OUTPUT" bs=512 conv=notrunc seek="$ROOTFSOFFSET"