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authorJames <>2015-11-04 11:49:21 +0000
committerJames <>2015-11-04 11:49:21 +0000
commit716ca530e1c4515d8683c9d5be3d56b301758b66 (patch)
tree700eb5bcc1a462a5f21dcec15ce7c97ecfefa772 /target/linux/rb532/image/gen_image.sh
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Diffstat (limited to 'target/linux/rb532/image/gen_image.sh')
-rwxr-xr-xtarget/linux/rb532/image/gen_image.sh18
1 files changed, 18 insertions, 0 deletions
diff --git a/target/linux/rb532/image/gen_image.sh b/target/linux/rb532/image/gen_image.sh
new file mode 100755
index 0000000..a2d6f40
--- /dev/null
+++ b/target/linux/rb532/image/gen_image.sh
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+#!/usr/bin/env bash
+OUTPUT="$1"
+KERNELSIZE="$2"
+KERNELIMAGE="$3"
+ROOTFSSIZE="$4"
+ROOTFSIMAGE="$5"
+ALIGN="$6"
+
+rm -f "$OUTPUT"
+
+# create partition table
+set `ptgen -o "$OUTPUT" -h 16 -s 32 -l ${ALIGN} -t 0x27 -p ${KERNELSIZE}m -t 0x83 -p ${ROOTFSSIZE}m`
+
+KERNELOFFSET="$(($1 / 512))"
+ROOTFSOFFSET="$(($3 / 512))"
+
+dd if="$KERNELIMAGE" of="$OUTPUT" bs=512 conv=notrunc seek="$KERNELOFFSET"
+dd if="$ROOTFSIMAGE" of="$OUTPUT" bs=512 conv=notrunc seek="$ROOTFSOFFSET"